./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.swap_two.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_46530e17-23fe-43ef-8117-f5b8d32b5921/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46530e17-23fe-43ef-8117-f5b8d32b5921/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_46530e17-23fe-43ef-8117-f5b8d32b5921/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46530e17-23fe-43ef-8117-f5b8d32b5921/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.swap_two.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46530e17-23fe-43ef-8117-f5b8d32b5921/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_46530e17-23fe-43ef-8117-f5b8d32b5921/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 3d80a08c66b9b1eadaab4dbad5179d13f0d2ba2cc2da58b84f0d125081ac09c4 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 04:55:31,355 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 04:55:31,410 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46530e17-23fe-43ef-8117-f5b8d32b5921/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-64bit-Kojak_Default.epf [2024-12-06 04:55:31,413 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-06 04:55:31,414 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-06 04:55:31,431 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 04:55:31,432 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 04:55:31,432 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 04:55:31,433 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 04:55:31,433 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 04:55:31,433 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 04:55:31,433 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 04:55:31,433 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-06 04:55:31,433 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 04:55:31,433 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 04:55:31,433 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 04:55:31,434 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 04:55:31,434 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 04:55:31,434 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 04:55:31,434 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 04:55:31,434 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 04:55:31,434 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 04:55:31,434 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 04:55:31,434 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 04:55:31,434 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 04:55:31,435 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 04:55:31,435 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 04:55:31,435 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 04:55:31,435 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-06 04:55:31,435 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-06 04:55:31,435 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_46530e17-23fe-43ef-8117-f5b8d32b5921/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 -> 3d80a08c66b9b1eadaab4dbad5179d13f0d2ba2cc2da58b84f0d125081ac09c4 [2024-12-06 04:55:31,646 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 04:55:31,653 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 04:55:31,655 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 04:55:31,656 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 04:55:31,656 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 04:55:31,657 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46530e17-23fe-43ef-8117-f5b8d32b5921/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.swap_two.c [2024-12-06 04:55:34,263 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46530e17-23fe-43ef-8117-f5b8d32b5921/bin/ukojak-verify-CZk0znPC7b/data/5ebedca87/e74799aa36144d4f933782ceb6ed3691/FLAG0999fa2c1 [2024-12-06 04:55:34,450 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 04:55:34,451 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46530e17-23fe-43ef-8117-f5b8d32b5921/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.swap_two.c [2024-12-06 04:55:34,459 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46530e17-23fe-43ef-8117-f5b8d32b5921/bin/ukojak-verify-CZk0znPC7b/data/5ebedca87/e74799aa36144d4f933782ceb6ed3691/FLAG0999fa2c1 [2024-12-06 04:55:34,834 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46530e17-23fe-43ef-8117-f5b8d32b5921/bin/ukojak-verify-CZk0znPC7b/data/5ebedca87/e74799aa36144d4f933782ceb6ed3691 [2024-12-06 04:55:34,836 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 04:55:34,837 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 04:55:34,838 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 04:55:34,838 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 04:55:34,842 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 04:55:34,842 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 04:55:34" (1/1) ... [2024-12-06 04:55:34,843 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3c890d74 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:55:34, skipping insertion in model container [2024-12-06 04:55:34,843 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 04:55:34" (1/1) ... [2024-12-06 04:55:34,857 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 04:55:34,985 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_46530e17-23fe-43ef-8117-f5b8d32b5921/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.swap_two.c[1248,1261] [2024-12-06 04:55:35,013 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 04:55:35,022 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 04:55:35,032 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_46530e17-23fe-43ef-8117-f5b8d32b5921/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.swap_two.c[1248,1261] [2024-12-06 04:55:35,046 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 04:55:35,059 INFO L204 MainTranslator]: Completed translation [2024-12-06 04:55:35,059 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:55:35 WrapperNode [2024-12-06 04:55:35,060 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 04:55:35,061 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 04:55:35,061 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 04:55:35,061 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 04:55:35,067 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:55:35" (1/1) ... [2024-12-06 04:55:35,073 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:55:35" (1/1) ... [2024-12-06 04:55:35,096 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 130 [2024-12-06 04:55:35,096 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 04:55:35,096 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 04:55:35,096 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 04:55:35,097 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 04:55:35,104 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:55:35" (1/1) ... [2024-12-06 04:55:35,104 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:55:35" (1/1) ... [2024-12-06 04:55:35,106 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:55:35" (1/1) ... [2024-12-06 04:55:35,106 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:55:35" (1/1) ... [2024-12-06 04:55:35,111 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:55:35" (1/1) ... [2024-12-06 04:55:35,112 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:55:35" (1/1) ... [2024-12-06 04:55:35,115 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:55:35" (1/1) ... [2024-12-06 04:55:35,117 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:55:35" (1/1) ... [2024-12-06 04:55:35,118 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:55:35" (1/1) ... [2024-12-06 04:55:35,121 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 04:55:35,122 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 04:55:35,122 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 04:55:35,122 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 04:55:35,123 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:55:35" (1/1) ... [2024-12-06 04:55:35,128 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 04:55:35,140 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46530e17-23fe-43ef-8117-f5b8d32b5921/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 04:55:35,152 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46530e17-23fe-43ef-8117-f5b8d32b5921/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 04:55:35,155 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46530e17-23fe-43ef-8117-f5b8d32b5921/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 04:55:35,180 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 04:55:35,180 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-06 04:55:35,181 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 04:55:35,181 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 04:55:35,247 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 04:55:35,249 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 04:55:35,479 INFO L? ?]: Removed 59 outVars from TransFormulas that were not future-live. [2024-12-06 04:55:35,479 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 04:55:35,646 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 04:55:35,646 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-12-06 04:55:35,646 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 04:55:35 BoogieIcfgContainer [2024-12-06 04:55:35,646 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 04:55:35,647 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 04:55:35,647 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 04:55:35,658 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 04:55:35,658 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 04:55:35" (1/1) ... [2024-12-06 04:55:35,666 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 04:55:35,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:55:35,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2024-12-06 04:55:35,715 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2024-12-06 04:55:35,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-12-06 04:55:35,717 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:55:35,718 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:55:35,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 04:55:35,883 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-06 04:55:35,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 04:55:36,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 04:55:36,008 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-06 04:55:36,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 04:55:36,066 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-12-06 04:55:36,087 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 06.12 04:55:36 ImpRootNode [2024-12-06 04:55:36,088 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-12-06 04:55:36,088 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-12-06 04:55:36,088 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-12-06 04:55:36,088 INFO L274 PluginConnector]: Witness Printer initialized [2024-12-06 04:55:36,089 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 04:55:35" (3/4) ... [2024-12-06 04:55:36,091 INFO L149 WitnessPrinter]: No result that supports witness generation found [2024-12-06 04:55:36,091 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-12-06 04:55:36,092 INFO L158 Benchmark]: Toolchain (without parser) took 1254.99ms. Allocated memory is still 142.6MB. Free memory was 117.3MB in the beginning and 97.8MB in the end (delta: 19.4MB). Peak memory consumption was 22.2MB. Max. memory is 16.1GB. [2024-12-06 04:55:36,093 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 142.6MB. Free memory is still 83.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 04:55:36,093 INFO L158 Benchmark]: CACSL2BoogieTranslator took 222.01ms. Allocated memory is still 142.6MB. Free memory was 117.3MB in the beginning and 105.3MB in the end (delta: 12.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 04:55:36,093 INFO L158 Benchmark]: Boogie Procedure Inliner took 35.35ms. Allocated memory is still 142.6MB. Free memory was 105.3MB in the beginning and 103.0MB in the end (delta: 2.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 04:55:36,094 INFO L158 Benchmark]: Boogie Preprocessor took 24.96ms. Allocated memory is still 142.6MB. Free memory was 103.0MB in the beginning and 101.9MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 04:55:36,094 INFO L158 Benchmark]: RCFGBuilder took 524.51ms. Allocated memory is still 142.6MB. Free memory was 101.9MB in the beginning and 61.1MB in the end (delta: 40.8MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. [2024-12-06 04:55:36,095 INFO L158 Benchmark]: CodeCheck took 440.36ms. Allocated memory is still 142.6MB. Free memory was 61.1MB in the beginning and 97.8MB in the end (delta: -36.8MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 04:55:36,095 INFO L158 Benchmark]: Witness Printer took 3.42ms. Allocated memory is still 142.6MB. Free memory was 97.8MB in the beginning and 97.8MB in the end (delta: 15.8kB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 04:55:36,097 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: 0.4s, 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, 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 71, overapproximation of bitwiseAnd at line 58, overapproximation of bitwiseAnd at line 44. Possible FailurePath: [L26] const SORT_1 mask_SORT_1 = (SORT_1)-1 >> (sizeof(SORT_1) * 8 - 1); [L27] const SORT_1 msb_SORT_1 = (SORT_1)1 << (1 - 1); [L29] const SORT_4 mask_SORT_4 = (SORT_4)-1 >> (sizeof(SORT_4) * 8 - 20); [L30] const SORT_4 msb_SORT_4 = (SORT_4)1 << (20 - 1); [L32] const SORT_8 mask_SORT_8 = (SORT_8)-1 >> (sizeof(SORT_8) * 8 - 32); [L33] const SORT_8 msb_SORT_8 = (SORT_8)1 << (32 - 1); [L35] const SORT_4 var_5 = 100; [L36] const SORT_8 var_10 = 100; [L37] const SORT_8 var_13 = 200; [L38] const SORT_1 var_18 = 1; [L39] const SORT_4 var_22 = 200; [L41] SORT_1 input_2; [L42] SORT_1 input_3; [L44] EXPR __VERIFIER_nondet_uint() & mask_SORT_4 [L44] SORT_4 state_6 = __VERIFIER_nondet_uint() & mask_SORT_4; [L45] EXPR __VERIFIER_nondet_uint() & mask_SORT_4 [L45] SORT_4 state_23 = __VERIFIER_nondet_uint() & mask_SORT_4; [L47] SORT_4 init_7_arg_1 = var_5; [L48] state_6 = init_7_arg_1 [L49] SORT_4 init_24_arg_1 = var_22; [L50] state_23 = init_24_arg_1 VAL [mask_SORT_1=1, mask_SORT_4=1048575, state_23=200, state_6=100, var_10=100, var_13=200, var_18=1] [L53] input_2 = __VERIFIER_nondet_uchar() [L54] input_3 = __VERIFIER_nondet_uchar() [L57] SORT_4 var_9_arg_0 = state_6; [L58] EXPR var_9_arg_0 & mask_SORT_4 [L58] var_9_arg_0 = var_9_arg_0 & mask_SORT_4 [L59] SORT_8 var_9 = var_9_arg_0; [L60] SORT_8 var_11_arg_0 = var_9; [L61] SORT_8 var_11_arg_1 = var_10; [L62] SORT_1 var_11 = var_11_arg_0 == var_11_arg_1; [L63] SORT_4 var_12_arg_0 = state_6; [L64] EXPR var_12_arg_0 & mask_SORT_4 [L64] var_12_arg_0 = var_12_arg_0 & mask_SORT_4 [L65] SORT_8 var_12 = var_12_arg_0; [L66] SORT_8 var_14_arg_0 = var_12; [L67] SORT_8 var_14_arg_1 = var_13; [L68] SORT_1 var_14 = var_14_arg_0 == var_14_arg_1; [L69] SORT_1 var_15_arg_0 = var_11; [L70] SORT_1 var_15_arg_1 = var_14; [L71] EXPR var_15_arg_0 | var_15_arg_1 [L71] SORT_1 var_15 = var_15_arg_0 | var_15_arg_1; [L72] SORT_1 var_19_arg_0 = var_15; [L73] SORT_1 var_19 = ~var_19_arg_0; [L74] SORT_1 var_20_arg_0 = var_18; [L75] SORT_1 var_20_arg_1 = var_19; [L76] EXPR var_20_arg_0 & var_20_arg_1 [L76] SORT_1 var_20 = var_20_arg_0 & var_20_arg_1; [L77] EXPR var_20 & mask_SORT_1 [L77] var_20 = var_20 & mask_SORT_1 [L78] SORT_1 bad_21_arg_0 = var_20; [L79] CALL __VERIFIER_assert(!(bad_21_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 83.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 222.01ms. Allocated memory is still 142.6MB. Free memory was 117.3MB in the beginning and 105.3MB in the end (delta: 12.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 35.35ms. Allocated memory is still 142.6MB. Free memory was 105.3MB in the beginning and 103.0MB in the end (delta: 2.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 24.96ms. Allocated memory is still 142.6MB. Free memory was 103.0MB in the beginning and 101.9MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 524.51ms. Allocated memory is still 142.6MB. Free memory was 101.9MB in the beginning and 61.1MB in the end (delta: 40.8MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. * CodeCheck took 440.36ms. Allocated memory is still 142.6MB. Free memory was 61.1MB in the beginning and 97.8MB in the end (delta: -36.8MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 3.42ms. Allocated memory is still 142.6MB. Free memory was 97.8MB in the beginning and 97.8MB in the end (delta: 15.8kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-12-06 04:55:36,111 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46530e17-23fe-43ef-8117-f5b8d32b5921/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_46530e17-23fe-43ef-8117-f5b8d32b5921/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46530e17-23fe-43ef-8117-f5b8d32b5921/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_46530e17-23fe-43ef-8117-f5b8d32b5921/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46530e17-23fe-43ef-8117-f5b8d32b5921/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.swap_two.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46530e17-23fe-43ef-8117-f5b8d32b5921/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_46530e17-23fe-43ef-8117-f5b8d32b5921/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 3d80a08c66b9b1eadaab4dbad5179d13f0d2ba2cc2da58b84f0d125081ac09c4 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 04:55:38,038 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 04:55:38,116 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46530e17-23fe-43ef-8117-f5b8d32b5921/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2024-12-06 04:55:38,141 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 04:55:38,141 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 04:55:38,141 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 04:55:38,142 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 04:55:38,142 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 04:55:38,142 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 04:55:38,142 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 04:55:38,142 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 04:55:38,142 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 04:55:38,142 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 04:55:38,142 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 04:55:38,142 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-06 04:55:38,143 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-06 04:55:38,143 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-06 04:55:38,143 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 04:55:38,143 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 04:55:38,143 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 04:55:38,143 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 04:55:38,143 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 04:55:38,143 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 04:55:38,143 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 04:55:38,143 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-12-06 04:55:38,143 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 04:55:38,144 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 04:55:38,144 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 04:55:38,144 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 04:55:38,144 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 04:55:38,144 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-12-06 04:55:38,144 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 04:55:38,144 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-12-06 04:55:38,144 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_46530e17-23fe-43ef-8117-f5b8d32b5921/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 -> 3d80a08c66b9b1eadaab4dbad5179d13f0d2ba2cc2da58b84f0d125081ac09c4 [2024-12-06 04:55:38,363 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 04:55:38,370 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 04:55:38,372 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 04:55:38,374 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 04:55:38,374 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 04:55:38,375 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46530e17-23fe-43ef-8117-f5b8d32b5921/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.swap_two.c [2024-12-06 04:55:41,063 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46530e17-23fe-43ef-8117-f5b8d32b5921/bin/ukojak-verify-CZk0znPC7b/data/7b58aaa13/f57a931f16ff4098b19b99cab74efd55/FLAGdd9423c15 [2024-12-06 04:55:41,260 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 04:55:41,260 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46530e17-23fe-43ef-8117-f5b8d32b5921/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.swap_two.c [2024-12-06 04:55:41,268 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46530e17-23fe-43ef-8117-f5b8d32b5921/bin/ukojak-verify-CZk0znPC7b/data/7b58aaa13/f57a931f16ff4098b19b99cab74efd55/FLAGdd9423c15 [2024-12-06 04:55:41,283 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46530e17-23fe-43ef-8117-f5b8d32b5921/bin/ukojak-verify-CZk0znPC7b/data/7b58aaa13/f57a931f16ff4098b19b99cab74efd55 [2024-12-06 04:55:41,285 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 04:55:41,286 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 04:55:41,288 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 04:55:41,288 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 04:55:41,292 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 04:55:41,293 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 04:55:41" (1/1) ... [2024-12-06 04:55:41,294 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@534d3b98 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:55:41, skipping insertion in model container [2024-12-06 04:55:41,294 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 04:55:41" (1/1) ... [2024-12-06 04:55:41,306 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 04:55:41,410 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_46530e17-23fe-43ef-8117-f5b8d32b5921/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.swap_two.c[1248,1261] [2024-12-06 04:55:41,440 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 04:55:41,448 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 04:55:41,456 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_46530e17-23fe-43ef-8117-f5b8d32b5921/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.swap_two.c[1248,1261] [2024-12-06 04:55:41,471 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 04:55:41,482 INFO L204 MainTranslator]: Completed translation [2024-12-06 04:55:41,483 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:55:41 WrapperNode [2024-12-06 04:55:41,483 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 04:55:41,484 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 04:55:41,484 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 04:55:41,484 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 04:55:41,489 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:55:41" (1/1) ... [2024-12-06 04:55:41,495 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:55:41" (1/1) ... [2024-12-06 04:55:41,510 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 74 [2024-12-06 04:55:41,510 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 04:55:41,511 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 04:55:41,511 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 04:55:41,511 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 04:55:41,517 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:55:41" (1/1) ... [2024-12-06 04:55:41,517 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:55:41" (1/1) ... [2024-12-06 04:55:41,519 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:55:41" (1/1) ... [2024-12-06 04:55:41,520 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:55:41" (1/1) ... [2024-12-06 04:55:41,525 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:55:41" (1/1) ... [2024-12-06 04:55:41,526 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:55:41" (1/1) ... [2024-12-06 04:55:41,528 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:55:41" (1/1) ... [2024-12-06 04:55:41,530 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:55:41" (1/1) ... [2024-12-06 04:55:41,531 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:55:41" (1/1) ... [2024-12-06 04:55:41,532 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 04:55:41,533 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 04:55:41,533 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 04:55:41,533 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 04:55:41,534 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:55:41" (1/1) ... [2024-12-06 04:55:41,540 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 04:55:41,552 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46530e17-23fe-43ef-8117-f5b8d32b5921/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 04:55:41,563 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46530e17-23fe-43ef-8117-f5b8d32b5921/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 04:55:41,568 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46530e17-23fe-43ef-8117-f5b8d32b5921/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 04:55:41,590 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 04:55:41,590 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-12-06 04:55:41,590 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 04:55:41,590 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 04:55:41,652 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 04:55:41,654 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 04:55:41,783 INFO L? ?]: Removed 32 outVars from TransFormulas that were not future-live. [2024-12-06 04:55:41,783 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 04:55:41,813 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 04:55:41,813 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-12-06 04:55:41,813 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 04:55:41 BoogieIcfgContainer [2024-12-06 04:55:41,814 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 04:55:41,814 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 04:55:41,814 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 04:55:41,822 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 04:55:41,822 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 04:55:41" (1/1) ... [2024-12-06 04:55:41,828 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 04:55:41,865 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:55:41,870 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2024-12-06 04:55:41,871 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2024-12-06 04:55:41,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-12-06 04:55:41,873 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:55:41,873 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:55:41,873 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46530e17-23fe-43ef-8117-f5b8d32b5921/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:55:41,875 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46530e17-23fe-43ef-8117-f5b8d32b5921/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:55:41,876 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46530e17-23fe-43ef-8117-f5b8d32b5921/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-12-06 04:55:41,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:55:41,963 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:55:41,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:55:41,999 INFO L256 TraceCheckSpWp]: Trace formula consists of 42 conjuncts, 19 conjuncts are in the unsatisfiable core [2024-12-06 04:55:42,006 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:55:42,212 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 04:55:42,214 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46530e17-23fe-43ef-8117-f5b8d32b5921/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-12-06 04:55:42,283 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:55:42,283 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 8 states and 10 transitions. [2024-12-06 04:55:42,283 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 10 transitions. [2024-12-06 04:55:42,283 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-12-06 04:55:42,284 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:55:42,284 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:55:42,284 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46530e17-23fe-43ef-8117-f5b8d32b5921/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:55:42,287 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46530e17-23fe-43ef-8117-f5b8d32b5921/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:55:42,288 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46530e17-23fe-43ef-8117-f5b8d32b5921/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-12-06 04:55:42,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:55:42,391 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:55:42,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:55:42,425 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 23 conjuncts are in the unsatisfiable core [2024-12-06 04:55:42,429 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:55:42,651 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 04:55:42,655 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46530e17-23fe-43ef-8117-f5b8d32b5921/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (3)] Forceful destruction successful, exit code 0 [2024-12-06 04:55:43,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:55:43,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 12 states and 18 transitions. [2024-12-06 04:55:43,159 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 18 transitions. [2024-12-06 04:55:43,159 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-12-06 04:55:43,159 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:55:43,159 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:55:43,160 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46530e17-23fe-43ef-8117-f5b8d32b5921/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:55:43,161 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46530e17-23fe-43ef-8117-f5b8d32b5921/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:55:43,163 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46530e17-23fe-43ef-8117-f5b8d32b5921/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-12-06 04:55:43,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:55:43,288 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:55:43,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:55:43,342 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 24 conjuncts are in the unsatisfiable core [2024-12-06 04:55:43,346 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:55:43,575 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-12-06 04:55:43,578 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46530e17-23fe-43ef-8117-f5b8d32b5921/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2024-12-06 04:55:44,403 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:55:44,403 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 17 states and 26 transitions. [2024-12-06 04:55:44,404 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 26 transitions. [2024-12-06 04:55:44,406 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-12-06 04:55:44,406 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:55:44,406 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:55:44,406 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46530e17-23fe-43ef-8117-f5b8d32b5921/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:55:44,408 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46530e17-23fe-43ef-8117-f5b8d32b5921/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:55:44,410 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46530e17-23fe-43ef-8117-f5b8d32b5921/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2024-12-06 04:55:44,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:55:44,567 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:55:44,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:55:44,617 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 25 conjuncts are in the unsatisfiable core [2024-12-06 04:55:44,620 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:55:44,785 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-12-06 04:55:44,788 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46530e17-23fe-43ef-8117-f5b8d32b5921/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (5)] Ended with exit code 0 [2024-12-06 04:55:45,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:55:45,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 7 transitions. [2024-12-06 04:55:45,085 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 7 transitions. [2024-12-06 04:55:45,085 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-12-06 04:55:45,085 WARN L417 CodeCheckObserver]: This Program is SAFE, Check terminated with 5 iterations. [2024-12-06 04:55:45,093 INFO L726 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2024-12-06 04:55:45,326 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2024-12-06 04:55:45,327 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 21) no Hoare annotation was computed. [2024-12-06 04:55:45,327 INFO L77 FloydHoareUtils]: At program point L21(line 21) the Hoare annotation is: (let ((.cse0 (= (_ bv200 32) |ULTIMATE.start_main_~var_13~0#1|)) (.cse1 (= (_ bv1 32) |ULTIMATE.start___VERIFIER_assert_~cond#1|)) (.cse2 (= (_ bv1 8) |ULTIMATE.start_main_~mask_SORT_1~0#1|)) (.cse3 (= (_ bv1048575 32) |ULTIMATE.start_main_~mask_SORT_4~0#1|)) (.cse4 (= (_ bv100 32) |ULTIMATE.start_main_~var_10~0#1|))) (or (and .cse0 (= (_ bv100 32) |ULTIMATE.start_main_~state_23~0#1|) .cse1 .cse2 .cse3 .cse4 (= (_ bv200 32) |ULTIMATE.start_main_~state_6~0#1|)) (and (= (_ bv100 32) |ULTIMATE.start_main_~state_6~0#1|) .cse0 (= (_ bv200 32) |ULTIMATE.start_main_~state_23~0#1|) .cse1 .cse2 .cse3 .cse4))) [2024-12-06 04:55:45,327 INFO L75 FloydHoareUtils]: For program point L21-1(line 21) no Hoare annotation was computed. [2024-12-06 04:55:45,327 INFO L77 FloydHoareUtils]: At program point L21-3(line 21) the Hoare annotation is: (let ((.cse0 (= (_ bv200 32) |ULTIMATE.start_main_~var_13~0#1|)) (.cse1 (= (_ bv1 8) |ULTIMATE.start_main_~mask_SORT_1~0#1|)) (.cse2 (= (_ bv1048575 32) |ULTIMATE.start_main_~mask_SORT_4~0#1|)) (.cse3 (= (_ bv100 32) |ULTIMATE.start_main_~var_10~0#1|))) (or (and .cse0 (= (_ bv100 32) |ULTIMATE.start_main_~state_23~0#1|) .cse1 .cse2 .cse3 (= (_ bv200 32) |ULTIMATE.start_main_~state_6~0#1|)) (and (= (_ bv100 32) |ULTIMATE.start_main_~state_6~0#1|) .cse0 (= (_ bv200 32) |ULTIMATE.start_main_~state_23~0#1|) .cse1 .cse2 .cse3))) [2024-12-06 04:55:45,328 INFO L77 FloydHoareUtils]: At program point L51-1(lines 51 86) the Hoare annotation is: (let ((.cse0 (= (_ bv200 32) |ULTIMATE.start_main_~var_13~0#1|)) (.cse1 (= (_ bv1 8) |ULTIMATE.start_main_~mask_SORT_1~0#1|)) (.cse2 (= (_ bv1048575 32) |ULTIMATE.start_main_~mask_SORT_4~0#1|)) (.cse3 (= (_ bv100 32) |ULTIMATE.start_main_~var_10~0#1|))) (or (and .cse0 (= (_ bv100 32) |ULTIMATE.start_main_~state_23~0#1|) .cse1 .cse2 .cse3 (= (_ bv200 32) |ULTIMATE.start_main_~state_6~0#1|)) (and (= (_ bv100 32) |ULTIMATE.start_main_~state_6~0#1|) .cse0 (= (_ bv200 32) |ULTIMATE.start_main_~state_23~0#1|) .cse1 .cse2 .cse3))) [2024-12-06 04:55:45,328 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2024-12-06 04:55:45,337 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 06.12 04:55:45 ImpRootNode [2024-12-06 04:55:45,337 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-12-06 04:55:45,337 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-12-06 04:55:45,337 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-12-06 04:55:45,338 INFO L274 PluginConnector]: Witness Printer initialized [2024-12-06 04:55:45,338 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 04:55:41" (3/4) ... [2024-12-06 04:55:45,340 INFO L146 WitnessPrinter]: Generating witness for correct program [2024-12-06 04:55:45,347 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 11 nodes and edges [2024-12-06 04:55:45,347 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2024-12-06 04:55:45,347 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2024-12-06 04:55:45,348 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-12-06 04:55:45,427 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46530e17-23fe-43ef-8117-f5b8d32b5921/bin/ukojak-verify-CZk0znPC7b/witness.graphml [2024-12-06 04:55:45,428 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46530e17-23fe-43ef-8117-f5b8d32b5921/bin/ukojak-verify-CZk0znPC7b/witness.yml [2024-12-06 04:55:45,428 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-12-06 04:55:45,429 INFO L158 Benchmark]: Toolchain (without parser) took 4142.54ms. Allocated memory was 92.3MB in the beginning and 134.2MB in the end (delta: 41.9MB). Free memory was 70.3MB in the beginning and 105.7MB in the end (delta: -35.4MB). Peak memory consumption was 72.6MB. Max. memory is 16.1GB. [2024-12-06 04:55:45,429 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 83.9MB. Free memory is still 48.3MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 04:55:45,429 INFO L158 Benchmark]: CACSL2BoogieTranslator took 195.64ms. Allocated memory is still 92.3MB. Free memory was 70.2MB in the beginning and 58.0MB in the end (delta: 12.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 04:55:45,430 INFO L158 Benchmark]: Boogie Procedure Inliner took 26.27ms. Allocated memory is still 92.3MB. Free memory was 57.9MB in the beginning and 56.6MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 04:55:45,430 INFO L158 Benchmark]: Boogie Preprocessor took 21.88ms. Allocated memory is still 92.3MB. Free memory was 56.6MB in the beginning and 55.6MB in the end (delta: 941.6kB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 04:55:45,430 INFO L158 Benchmark]: RCFGBuilder took 280.53ms. Allocated memory is still 92.3MB. Free memory was 55.6MB in the beginning and 42.0MB in the end (delta: 13.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 04:55:45,431 INFO L158 Benchmark]: CodeCheck took 3522.70ms. Allocated memory was 92.3MB in the beginning and 134.2MB in the end (delta: 41.9MB). Free memory was 41.9MB in the beginning and 44.4MB in the end (delta: -2.5MB). Peak memory consumption was 39.0MB. Max. memory is 16.1GB. [2024-12-06 04:55:45,431 INFO L158 Benchmark]: Witness Printer took 90.66ms. Allocated memory is still 134.2MB. Free memory was 44.4MB in the beginning and 105.7MB in the end (delta: -61.3MB). Peak memory consumption was 8.5MB. Max. memory is 16.1GB. [2024-12-06 04:55:45,432 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: 3.3s, OverallIterations: 5, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 65 SdHoareTripleChecker+Valid, 0.5s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 37 mSDsluCounter, 4 SdHoareTripleChecker+Invalid, 0.4s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 42 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 195 IncrementalHoareTripleChecker+Invalid, 237 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 42 mSolverCounterUnsat, 4 mSDtfsCounter, 195 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 325 GetRequests, 269 SyntacticMatches, 10 SemanticMatches, 46 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 712 ImplicationChecksByTransitivity, 1.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.8s InterpolantComputationTime, 34 NumberOfCodeBlocks, 34 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 30 ConstructedInterpolants, 0 QuantifiedInterpolants, 323 SizeOfPredicates, 16 NumberOfNonLiveVariables, 312 ConjunctsInSsa, 91 ConjunctsInUnsatCore, 4 InterpolantComputations, 1 PerfectInterpolantSequences, 4/24 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available, ConComCheckerStatistics: No data available - PositiveResult [Line: 21]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 51]: Loop Invariant Derived loop invariant: (((((((200 == var_13) && (100 == state_23)) && (1 == mask_SORT_1)) && (1048575 == mask_SORT_4)) && (100 == var_10)) && (200 == state_6)) || ((((((100 == state_6) && (200 == var_13)) && (200 == state_23)) && (1 == mask_SORT_1)) && (1048575 == mask_SORT_4)) && (100 == var_10))) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32ms. Allocated memory is still 83.9MB. Free memory is still 48.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 195.64ms. Allocated memory is still 92.3MB. Free memory was 70.2MB in the beginning and 58.0MB in the end (delta: 12.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 26.27ms. Allocated memory is still 92.3MB. Free memory was 57.9MB in the beginning and 56.6MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 21.88ms. Allocated memory is still 92.3MB. Free memory was 56.6MB in the beginning and 55.6MB in the end (delta: 941.6kB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 280.53ms. Allocated memory is still 92.3MB. Free memory was 55.6MB in the beginning and 42.0MB in the end (delta: 13.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * CodeCheck took 3522.70ms. Allocated memory was 92.3MB in the beginning and 134.2MB in the end (delta: 41.9MB). Free memory was 41.9MB in the beginning and 44.4MB in the end (delta: -2.5MB). Peak memory consumption was 39.0MB. Max. memory is 16.1GB. * Witness Printer took 90.66ms. Allocated memory is still 134.2MB. Free memory was 44.4MB in the beginning and 105.7MB in the end (delta: -61.3MB). Peak memory consumption was 8.5MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2024-12-06 04:55:45,445 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46530e17-23fe-43ef-8117-f5b8d32b5921/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE