./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.counter.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 826ab2ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66a84f94-22a2-4bed-8b59-78ced57d336e/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66a84f94-22a2-4bed-8b59-78ced57d336e/bin/ukojak-verify-EEHR8qb7sm/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66a84f94-22a2-4bed-8b59-78ced57d336e/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66a84f94-22a2-4bed-8b59-78ced57d336e/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.counter.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66a84f94-22a2-4bed-8b59-78ced57d336e/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66a84f94-22a2-4bed-8b59-78ced57d336e/bin/ukojak-verify-EEHR8qb7sm --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 17717b63b09459fcd66600a5d5a8a3b248f0a597d7e83f55a52c01ebdad7484d --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 21:01:19,576 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 21:01:19,706 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66a84f94-22a2-4bed-8b59-78ced57d336e/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-64bit-Kojak_Default.epf [2024-11-13 21:01:19,718 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 21:01:19,719 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 21:01:19,758 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 21:01:19,760 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 21:01:19,760 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 21:01:19,761 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 21:01:19,761 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 21:01:19,762 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 21:01:19,763 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 21:01:19,763 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 21:01:19,763 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 21:01:19,763 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 21:01:19,764 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 21:01:19,764 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 21:01:19,764 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 21:01:19,764 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 21:01:19,764 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 21:01:19,764 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 21:01:19,765 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 21:01:19,765 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 21:01:19,765 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 21:01:19,765 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:01:19,766 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 21:01:19,766 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 21:01:19,766 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 21:01:19,766 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 21:01:19,766 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 21:01:19,767 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_66a84f94-22a2-4bed-8b59-78ced57d336e/bin/ukojak-verify-EEHR8qb7sm 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 -> 17717b63b09459fcd66600a5d5a8a3b248f0a597d7e83f55a52c01ebdad7484d [2024-11-13 21:01:20,093 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 21:01:20,104 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 21:01:20,109 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 21:01:20,111 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 21:01:20,111 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 21:01:20,112 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66a84f94-22a2-4bed-8b59-78ced57d336e/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.counter.c Unable to find full path for "g++" [2024-11-13 21:01:22,053 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 21:01:22,376 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 21:01:22,377 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66a84f94-22a2-4bed-8b59-78ced57d336e/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.counter.c [2024-11-13 21:01:22,411 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66a84f94-22a2-4bed-8b59-78ced57d336e/bin/ukojak-verify-EEHR8qb7sm/data/54f3a22f8/69ddd6e16eb84007b226e1e8607daaa1/FLAG9b41bb271 [2024-11-13 21:01:22,610 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66a84f94-22a2-4bed-8b59-78ced57d336e/bin/ukojak-verify-EEHR8qb7sm/data/54f3a22f8/69ddd6e16eb84007b226e1e8607daaa1 [2024-11-13 21:01:22,612 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 21:01:22,614 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 21:01:22,615 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 21:01:22,615 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 21:01:22,620 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 21:01:22,621 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:01:22" (1/1) ... [2024-11-13 21:01:22,622 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@21b8d41a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:01:22, skipping insertion in model container [2024-11-13 21:01:22,622 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:01:22" (1/1) ... [2024-11-13 21:01:22,638 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 21:01:22,792 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_66a84f94-22a2-4bed-8b59-78ced57d336e/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.counter.c[1247,1260] [2024-11-13 21:01:22,840 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:01:22,849 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 21:01:22,857 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_66a84f94-22a2-4bed-8b59-78ced57d336e/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.counter.c[1247,1260] [2024-11-13 21:01:22,880 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:01:22,892 INFO L204 MainTranslator]: Completed translation [2024-11-13 21:01:22,893 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:01:22 WrapperNode [2024-11-13 21:01:22,893 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 21:01:22,894 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 21:01:22,894 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 21:01:22,894 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 21:01:22,900 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:01:22" (1/1) ... [2024-11-13 21:01:22,907 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:01:22" (1/1) ... [2024-11-13 21:01:22,944 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 108 [2024-11-13 21:01:22,944 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 21:01:22,944 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 21:01:22,945 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 21:01:22,945 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 21:01:22,960 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:01:22" (1/1) ... [2024-11-13 21:01:22,960 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:01:22" (1/1) ... [2024-11-13 21:01:22,966 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:01:22" (1/1) ... [2024-11-13 21:01:22,967 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:01:22" (1/1) ... [2024-11-13 21:01:22,979 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:01:22" (1/1) ... [2024-11-13 21:01:22,983 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:01:22" (1/1) ... [2024-11-13 21:01:22,987 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:01:22" (1/1) ... [2024-11-13 21:01:22,989 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:01:22" (1/1) ... [2024-11-13 21:01:22,997 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 21:01:22,998 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 21:01:22,998 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 21:01:22,998 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 21:01:22,999 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:01:22" (1/1) ... [2024-11-13 21:01:23,013 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:01:23,027 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66a84f94-22a2-4bed-8b59-78ced57d336e/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 21:01:23,043 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66a84f94-22a2-4bed-8b59-78ced57d336e/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 21:01:23,048 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66a84f94-22a2-4bed-8b59-78ced57d336e/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 21:01:23,075 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 21:01:23,076 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 21:01:23,076 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 21:01:23,077 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 21:01:23,164 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 21:01:23,166 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 21:01:23,513 INFO L? ?]: Removed 51 outVars from TransFormulas that were not future-live. [2024-11-13 21:01:23,514 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 21:01:23,703 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 21:01:23,703 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-13 21:01:23,704 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:01:23 BoogieIcfgContainer [2024-11-13 21:01:23,704 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 21:01:23,705 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 21:01:23,705 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 21:01:23,717 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 21:01:23,717 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:01:23" (1/1) ... [2024-11-13 21:01:23,730 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 21:01:23,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:01:23,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2024-11-13 21:01:23,785 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2024-11-13 21:01:23,788 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-13 21:01:23,788 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:01:23,789 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:01:23,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:01:23,959 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 21:01:24,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:01:24,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:01:24,124 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 21:01:24,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:01:24,171 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-13 21:01:24,200 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 09:01:24 ImpRootNode [2024-11-13 21:01:24,200 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 21:01:24,201 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 21:01:24,201 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 21:01:24,201 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 21:01:24,201 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:01:23" (3/4) ... [2024-11-13 21:01:24,205 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-13 21:01:24,206 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 21:01:24,207 INFO L158 Benchmark]: Toolchain (without parser) took 1593.46ms. Allocated memory is still 142.6MB. Free memory was 118.8MB in the beginning and 50.4MB in the end (delta: 68.3MB). Peak memory consumption was 67.1MB. Max. memory is 16.1GB. [2024-11-13 21:01:24,208 INFO L158 Benchmark]: CDTParser took 1.18ms. Allocated memory is still 167.8MB. Free memory is still 105.9MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:01:24,209 INFO L158 Benchmark]: CACSL2BoogieTranslator took 278.19ms. Allocated memory is still 142.6MB. Free memory was 118.8MB in the beginning and 107.0MB in the end (delta: 11.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 21:01:24,209 INFO L158 Benchmark]: Boogie Procedure Inliner took 50.20ms. Allocated memory is still 142.6MB. Free memory was 107.0MB in the beginning and 104.1MB in the end (delta: 2.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 21:01:24,210 INFO L158 Benchmark]: Boogie Preprocessor took 53.13ms. Allocated memory is still 142.6MB. Free memory was 104.1MB in the beginning and 103.0MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:01:24,210 INFO L158 Benchmark]: RCFGBuilder took 705.97ms. Allocated memory is still 142.6MB. Free memory was 103.0MB in the beginning and 68.5MB in the end (delta: 34.5MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2024-11-13 21:01:24,211 INFO L158 Benchmark]: CodeCheck took 494.97ms. Allocated memory is still 142.6MB. Free memory was 68.5MB in the beginning and 50.8MB in the end (delta: 17.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 21:01:24,211 INFO L158 Benchmark]: Witness Printer took 5.97ms. Allocated memory is still 142.6MB. Free memory was 50.8MB in the beginning and 50.4MB in the end (delta: 339.6kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:01:24,214 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 - UnprovableResult [Line: 21]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of bitwiseAnd at line 48, overapproximation of bitwiseAnd at line 40. Possible FailurePath: [L26] const SORT_1 mask_SORT_1 = (SORT_1)-1 >> (sizeof(SORT_1) * 8 - 1); [L27] const SORT_1 msb_SORT_1 = (SORT_1)1 << (1 - 1); [L29] const SORT_4 mask_SORT_4 = (SORT_4)-1 >> (sizeof(SORT_4) * 8 - 4); [L30] const SORT_4 msb_SORT_4 = (SORT_4)1 << (4 - 1); [L32] const SORT_4 var_5 = 1; [L33] const SORT_4 var_8 = 0; [L34] const SORT_1 var_12 = 1; [L35] const SORT_4 var_18 = 15; [L37] SORT_1 input_2; [L38] SORT_1 input_3; [L40] EXPR __VERIFIER_nondet_uchar() & mask_SORT_4 [L40] SORT_4 state_6 = __VERIFIER_nondet_uchar() & mask_SORT_4; [L42] SORT_4 init_7_arg_1 = var_5; [L43] state_6 = init_7_arg_1 VAL [mask_SORT_1=1, mask_SORT_4=15, state_6=1, var_12=1, var_18=15, var_5=1, var_8=0] [L46] input_2 = __VERIFIER_nondet_uchar() [L47] input_3 = __VERIFIER_nondet_uchar() [L48] EXPR input_3 & mask_SORT_1 [L48] input_3 = input_3 & mask_SORT_1 [L51] SORT_4 var_9_arg_0 = state_6; [L52] SORT_4 var_9_arg_1 = var_8; [L53] SORT_1 var_9 = var_9_arg_0 != var_9_arg_1; [L54] SORT_1 var_13_arg_0 = var_9; [L55] SORT_1 var_13 = ~var_13_arg_0; [L56] SORT_1 var_14_arg_0 = var_12; [L57] SORT_1 var_14_arg_1 = var_13; [L58] EXPR var_14_arg_0 & var_14_arg_1 [L58] SORT_1 var_14 = var_14_arg_0 & var_14_arg_1; [L59] EXPR var_14 & mask_SORT_1 [L59] var_14 = var_14 & mask_SORT_1 [L60] SORT_1 bad_15_arg_0 = var_14; [L61] CALL __VERIFIER_assert(!(bad_15_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 1.18ms. Allocated memory is still 167.8MB. Free memory is still 105.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 278.19ms. Allocated memory is still 142.6MB. Free memory was 118.8MB in the beginning and 107.0MB in the end (delta: 11.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 50.20ms. Allocated memory is still 142.6MB. Free memory was 107.0MB in the beginning and 104.1MB in the end (delta: 2.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 53.13ms. Allocated memory is still 142.6MB. Free memory was 104.1MB in the beginning and 103.0MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 705.97ms. Allocated memory is still 142.6MB. Free memory was 103.0MB in the beginning and 68.5MB in the end (delta: 34.5MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. * CodeCheck took 494.97ms. Allocated memory is still 142.6MB. Free memory was 68.5MB in the beginning and 50.8MB in the end (delta: 17.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Witness Printer took 5.97ms. Allocated memory is still 142.6MB. Free memory was 50.8MB in the beginning and 50.4MB in the end (delta: 339.6kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-13 21:01:24,244 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66a84f94-22a2-4bed-8b59-78ced57d336e/bin/ukojak-verify-EEHR8qb7sm/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_66a84f94-22a2-4bed-8b59-78ced57d336e/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66a84f94-22a2-4bed-8b59-78ced57d336e/bin/ukojak-verify-EEHR8qb7sm/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66a84f94-22a2-4bed-8b59-78ced57d336e/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66a84f94-22a2-4bed-8b59-78ced57d336e/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.counter.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66a84f94-22a2-4bed-8b59-78ced57d336e/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66a84f94-22a2-4bed-8b59-78ced57d336e/bin/ukojak-verify-EEHR8qb7sm --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 17717b63b09459fcd66600a5d5a8a3b248f0a597d7e83f55a52c01ebdad7484d --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 21:01:27,255 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 21:01:27,393 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66a84f94-22a2-4bed-8b59-78ced57d336e/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2024-11-13 21:01:27,438 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 21:01:27,441 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 21:01:27,441 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 21:01:27,441 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 21:01:27,442 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 21:01:27,442 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 21:01:27,443 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 21:01:27,443 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 21:01:27,443 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 21:01:27,443 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 21:01:27,444 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 21:01:27,445 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-13 21:01:27,445 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-13 21:01:27,446 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 21:01:27,446 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-13 21:01:27,446 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 21:01:27,446 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 21:01:27,446 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 21:01:27,446 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 21:01:27,446 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 21:01:27,446 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 21:01:27,447 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-13 21:01:27,447 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 21:01:27,447 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:01:27,447 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 21:01:27,447 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 21:01:27,447 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 21:01:27,447 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-13 21:01:27,447 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 21:01:27,447 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-13 21:01:27,447 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_66a84f94-22a2-4bed-8b59-78ced57d336e/bin/ukojak-verify-EEHR8qb7sm 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 -> 17717b63b09459fcd66600a5d5a8a3b248f0a597d7e83f55a52c01ebdad7484d [2024-11-13 21:01:27,765 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 21:01:27,773 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 21:01:27,776 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 21:01:27,777 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 21:01:27,778 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 21:01:27,779 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66a84f94-22a2-4bed-8b59-78ced57d336e/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.counter.c Unable to find full path for "g++" [2024-11-13 21:01:29,826 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 21:01:30,173 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 21:01:30,178 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66a84f94-22a2-4bed-8b59-78ced57d336e/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.counter.c [2024-11-13 21:01:30,188 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66a84f94-22a2-4bed-8b59-78ced57d336e/bin/ukojak-verify-EEHR8qb7sm/data/08071ff07/344a454199b64b118c0acef43882ba3c/FLAGb04fcde20 [2024-11-13 21:01:30,427 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66a84f94-22a2-4bed-8b59-78ced57d336e/bin/ukojak-verify-EEHR8qb7sm/data/08071ff07/344a454199b64b118c0acef43882ba3c [2024-11-13 21:01:30,431 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 21:01:30,433 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 21:01:30,435 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 21:01:30,436 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 21:01:30,440 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 21:01:30,441 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:01:30" (1/1) ... [2024-11-13 21:01:30,442 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@50f7c122 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:01:30, skipping insertion in model container [2024-11-13 21:01:30,445 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:01:30" (1/1) ... [2024-11-13 21:01:30,463 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 21:01:30,627 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_66a84f94-22a2-4bed-8b59-78ced57d336e/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.counter.c[1247,1260] [2024-11-13 21:01:30,675 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:01:30,690 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 21:01:30,702 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_66a84f94-22a2-4bed-8b59-78ced57d336e/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.counter.c[1247,1260] [2024-11-13 21:01:30,732 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:01:30,750 INFO L204 MainTranslator]: Completed translation [2024-11-13 21:01:30,751 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:01:30 WrapperNode [2024-11-13 21:01:30,751 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 21:01:30,752 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 21:01:30,753 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 21:01:30,753 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 21:01:30,759 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:01:30" (1/1) ... [2024-11-13 21:01:30,768 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:01:30" (1/1) ... [2024-11-13 21:01:30,793 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 68 [2024-11-13 21:01:30,795 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 21:01:30,796 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 21:01:30,796 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 21:01:30,796 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 21:01:30,803 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:01:30" (1/1) ... [2024-11-13 21:01:30,804 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:01:30" (1/1) ... [2024-11-13 21:01:30,805 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:01:30" (1/1) ... [2024-11-13 21:01:30,807 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:01:30" (1/1) ... [2024-11-13 21:01:30,815 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:01:30" (1/1) ... [2024-11-13 21:01:30,821 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:01:30" (1/1) ... [2024-11-13 21:01:30,825 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:01:30" (1/1) ... [2024-11-13 21:01:30,826 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:01:30" (1/1) ... [2024-11-13 21:01:30,832 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 21:01:30,833 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 21:01:30,833 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 21:01:30,833 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 21:01:30,834 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:01:30" (1/1) ... [2024-11-13 21:01:30,845 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:01:30,861 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66a84f94-22a2-4bed-8b59-78ced57d336e/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 21:01:30,871 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66a84f94-22a2-4bed-8b59-78ced57d336e/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 21:01:30,877 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66a84f94-22a2-4bed-8b59-78ced57d336e/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 21:01:30,901 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 21:01:30,901 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-13 21:01:30,901 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 21:01:30,901 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 21:01:30,990 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 21:01:30,992 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 21:01:31,158 INFO L? ?]: Removed 18 outVars from TransFormulas that were not future-live. [2024-11-13 21:01:31,158 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 21:01:31,188 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 21:01:31,189 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-13 21:01:31,189 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:01:31 BoogieIcfgContainer [2024-11-13 21:01:31,189 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 21:01:31,190 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 21:01:31,190 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 21:01:31,200 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 21:01:31,201 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:01:31" (1/1) ... [2024-11-13 21:01:31,211 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 21:01:31,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:01:31,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2024-11-13 21:01:31,270 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2024-11-13 21:01:31,272 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-13 21:01:31,272 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:01:31,273 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:01:31,273 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66a84f94-22a2-4bed-8b59-78ced57d336e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:01:31,277 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66a84f94-22a2-4bed-8b59-78ced57d336e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:01:31,279 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66a84f94-22a2-4bed-8b59-78ced57d336e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-13 21:01:31,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:01:31,410 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:01:31,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:01:31,447 INFO L255 TraceCheckSpWp]: Trace formula consists of 33 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-13 21:01:31,468 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:01:31,765 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:01:31,768 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66a84f94-22a2-4bed-8b59-78ced57d336e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-13 21:01:31,846 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:01:31,847 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 8 states and 10 transitions. [2024-11-13 21:01:31,848 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 10 transitions. [2024-11-13 21:01:31,848 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-13 21:01:31,848 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:01:31,848 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:01:31,849 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66a84f94-22a2-4bed-8b59-78ced57d336e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:01:31,853 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66a84f94-22a2-4bed-8b59-78ced57d336e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:01:31,859 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66a84f94-22a2-4bed-8b59-78ced57d336e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-13 21:01:31,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:01:31,994 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:01:32,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:01:32,038 INFO L255 TraceCheckSpWp]: Trace formula consists of 47 conjuncts, 21 conjuncts are in the unsatisfiable core [2024-11-13 21:01:32,045 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:01:32,548 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:01:32,553 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66a84f94-22a2-4bed-8b59-78ced57d336e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-11-13 21:01:33,109 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:01:33,110 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 12 states and 18 transitions. [2024-11-13 21:01:33,110 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 18 transitions. [2024-11-13 21:01:33,113 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-13 21:01:33,113 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:01:33,114 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:01:33,114 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66a84f94-22a2-4bed-8b59-78ced57d336e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:01:33,117 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66a84f94-22a2-4bed-8b59-78ced57d336e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:01:33,120 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66a84f94-22a2-4bed-8b59-78ced57d336e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-11-13 21:01:33,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:01:33,254 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:01:33,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:01:33,309 WARN L253 TraceCheckSpWp]: Trace formula consists of 61 conjuncts, 34 conjuncts are in the unsatisfiable core [2024-11-13 21:01:33,318 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:01:34,725 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 1 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:01:34,729 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66a84f94-22a2-4bed-8b59-78ced57d336e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2024-11-13 21:01:37,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:01:37,145 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 19 states and 37 transitions. [2024-11-13 21:01:37,145 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 37 transitions. [2024-11-13 21:01:37,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-13 21:01:37,146 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:01:37,146 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:01:37,146 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66a84f94-22a2-4bed-8b59-78ced57d336e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:01:37,152 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66a84f94-22a2-4bed-8b59-78ced57d336e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:01:37,153 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66a84f94-22a2-4bed-8b59-78ced57d336e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2024-11-13 21:01:37,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:01:37,302 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:01:37,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:01:37,346 INFO L255 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 34 conjuncts are in the unsatisfiable core [2024-11-13 21:01:37,351 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:01:38,048 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 2 proven. 11 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-13 21:01:38,050 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66a84f94-22a2-4bed-8b59-78ced57d336e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (5)] Exception during sending of exit command (exit): Broken pipe [2024-11-13 21:01:38,054 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66a84f94-22a2-4bed-8b59-78ced57d336e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (5)] Forceful destruction successful, exit code 0 [2024-11-13 21:01:38,965 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:01:38,967 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 21 states and 41 transitions. [2024-11-13 21:01:38,967 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 41 transitions. [2024-11-13 21:01:38,968 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-13 21:01:38,968 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:01:38,968 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:01:38,969 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66a84f94-22a2-4bed-8b59-78ced57d336e/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:01:38,971 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66a84f94-22a2-4bed-8b59-78ced57d336e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:01:38,974 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66a84f94-22a2-4bed-8b59-78ced57d336e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2024-11-13 21:01:39,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:01:39,143 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:01:39,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:01:39,196 INFO L255 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 37 conjuncts are in the unsatisfiable core [2024-11-13 21:01:39,202 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:01:40,046 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 1 proven. 13 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-13 21:01:40,049 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66a84f94-22a2-4bed-8b59-78ced57d336e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (6)] Exception during sending of exit command (exit): Broken pipe [2024-11-13 21:01:40,051 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66a84f94-22a2-4bed-8b59-78ced57d336e/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (6)] Ended with exit code 0 [2024-11-13 21:01:40,638 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:01:40,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 8 states and 11 transitions. [2024-11-13 21:01:40,640 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 11 transitions. [2024-11-13 21:01:40,640 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-11-13 21:01:40,640 WARN L417 CodeCheckObserver]: This Program is SAFE, Check terminated with 6 iterations. [2024-11-13 21:01:40,655 INFO L729 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2024-11-13 21:01:41,223 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2024-11-13 21:01:41,224 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 21) no Hoare annotation was computed. [2024-11-13 21:01:41,224 INFO L77 FloydHoareUtils]: At program point L21(line 21) the Hoare annotation is: (and (= (_ bv1 8) |ULTIMATE.start_main_~var_5~0#1|) (not (= ((_ zero_extend 24) |ULTIMATE.start_main_~state_6~0#1|) (_ bv0 32))) (= (_ bv15 8) |ULTIMATE.start_main_~mask_SORT_4~0#1|) (= (_ bv0 8) |ULTIMATE.start_main_~var_8~0#1|) (= (_ bv15 8) |ULTIMATE.start_main_~var_18~0#1|) (= (_ bv1 32) |ULTIMATE.start___VERIFIER_assert_~cond#1|) (= (_ bv1 8) |ULTIMATE.start_main_~var_12~0#1|) (= (_ bv1 8) |ULTIMATE.start_main_~mask_SORT_1~0#1|) (exists ((|v_ULTIMATE.start_main_~state_6~0#1_15| (_ BitVec 8))) (let ((.cse0 ((_ zero_extend 24) |v_ULTIMATE.start_main_~state_6~0#1_15|))) (and (not (= (_ bv15 32) .cse0)) (= |ULTIMATE.start_main_~state_6~0#1| ((_ extract 7 0) (bvand (_ bv15 32) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) (bvadd (_ bv1 32) .cse0)))))))))))))) [2024-11-13 21:01:41,224 INFO L75 FloydHoareUtils]: For program point L21-1(line 21) no Hoare annotation was computed. [2024-11-13 21:01:41,224 INFO L77 FloydHoareUtils]: At program point L21-3(line 21) the Hoare annotation is: (and (= (_ bv1 8) |ULTIMATE.start_main_~var_5~0#1|) (exists ((|v_ULTIMATE.start_main_~state_6~0#1_15| (_ BitVec 8))) (= |ULTIMATE.start_main_~state_6~0#1| ((_ extract 7 0) (bvand (_ bv15 32) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) (bvadd (_ bv1 32) ((_ zero_extend 24) |v_ULTIMATE.start_main_~state_6~0#1_15|)))))))))))) (not (= ((_ zero_extend 24) |ULTIMATE.start_main_~state_6~0#1|) (_ bv0 32))) (= (_ bv15 8) |ULTIMATE.start_main_~mask_SORT_4~0#1|) (= (_ bv0 8) |ULTIMATE.start_main_~var_8~0#1|) (= (_ bv15 8) |ULTIMATE.start_main_~var_18~0#1|) (= (_ bv1 8) |ULTIMATE.start_main_~var_12~0#1|) (= (_ bv1 8) |ULTIMATE.start_main_~mask_SORT_1~0#1|)) [2024-11-13 21:01:41,225 INFO L77 FloydHoareUtils]: At program point L44-1(lines 44 81) the Hoare annotation is: (and (= (_ bv1 8) |ULTIMATE.start_main_~var_5~0#1|) (exists ((|v_ULTIMATE.start_main_~state_6~0#1_15| (_ BitVec 8))) (= |ULTIMATE.start_main_~state_6~0#1| ((_ extract 7 0) (bvand (_ bv15 32) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) (bvadd (_ bv1 32) ((_ zero_extend 24) |v_ULTIMATE.start_main_~state_6~0#1_15|)))))))))))) (not (= ((_ zero_extend 24) |ULTIMATE.start_main_~state_6~0#1|) (_ bv0 32))) (= (_ bv15 8) |ULTIMATE.start_main_~mask_SORT_4~0#1|) (= (_ bv0 8) |ULTIMATE.start_main_~var_8~0#1|) (= (_ bv15 8) |ULTIMATE.start_main_~var_18~0#1|) (= (_ bv1 8) |ULTIMATE.start_main_~var_12~0#1|) (= (_ bv1 8) |ULTIMATE.start_main_~mask_SORT_1~0#1|)) [2024-11-13 21:01:41,225 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2024-11-13 21:01:41,234 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Expression type not yet supported in backtranslation: QuantifierExpression [2024-11-13 21:01:41,239 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 09:01:41 ImpRootNode [2024-11-13 21:01:41,241 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 21:01:41,242 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 21:01:41,242 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 21:01:41,242 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 21:01:41,243 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:01:31" (3/4) ... [2024-11-13 21:01:41,245 INFO L142 WitnessPrinter]: Generating witness for correct program [2024-11-13 21:01:41,254 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 11 nodes and edges [2024-11-13 21:01:41,254 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2024-11-13 21:01:41,255 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2024-11-13 21:01:41,255 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-11-13 21:01:41,292 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.witnessprinter has thrown an exception: java.lang.NullPointerException: Cannot invoke "org.eclipse.cdt.core.dom.ast.IASTNode.getRawSignature()" because "" is null at de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSLBacktranslationValueProvider.getStringFromIASTNode(CACSLBacktranslationValueProvider.java:80) at de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSLBacktranslationValueProvider.getStringFromStep(CACSLBacktranslationValueProvider.java:61) at de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSLBacktranslationValueProvider.getStringFromStep(CACSLBacktranslationValueProvider.java:1) at de.uni_freiburg.informatik.ultimate.witnessprinter.graphml.GeneratedWitnessEdge.getSourceCode(GeneratedWitnessEdge.java:156) at de.uni_freiburg.informatik.ultimate.witnessprinter.graphml.GraphMLCorrectnessWitnessGenerator.lambda$2(GraphMLCorrectnessWitnessGenerator.java:91) at edu.uci.ics.jung.io.GraphMLWriter.writeEdgeData(GraphMLWriter.java:237) at de.uni_freiburg.informatik.ultimate.witnessprinter.graphml.UltimateGraphMLWriter.save(UltimateGraphMLWriter.java:106) at de.uni_freiburg.informatik.ultimate.witnessprinter.graphml.GraphMLCorrectnessWitnessGenerator.makeGraphMLString(GraphMLCorrectnessWitnessGenerator.java:111) at de.uni_freiburg.informatik.ultimate.witnessprinter.WitnessPrinter.generateProofWitness(WitnessPrinter.java:168) at de.uni_freiburg.informatik.ultimate.witnessprinter.WitnessPrinter.finish(WitnessPrinter.java:143) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:130) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-11-13 21:01:41,298 INFO L158 Benchmark]: Toolchain (without parser) took 10863.76ms. Allocated memory was 117.4MB in the beginning and 176.2MB in the end (delta: 58.7MB). Free memory was 95.2MB in the beginning and 82.5MB in the end (delta: 12.7MB). Peak memory consumption was 72.3MB. Max. memory is 16.1GB. [2024-11-13 21:01:41,300 INFO L158 Benchmark]: CDTParser took 0.41ms. Allocated memory is still 83.9MB. Free memory is still 50.2MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:01:41,301 INFO L158 Benchmark]: CACSL2BoogieTranslator took 316.46ms. Allocated memory is still 117.4MB. Free memory was 95.0MB in the beginning and 83.0MB in the end (delta: 12.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 21:01:41,301 INFO L158 Benchmark]: Boogie Procedure Inliner took 43.25ms. Allocated memory is still 117.4MB. Free memory was 83.0MB in the beginning and 81.7MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:01:41,302 INFO L158 Benchmark]: Boogie Preprocessor took 36.16ms. Allocated memory is still 117.4MB. Free memory was 81.7MB in the beginning and 80.7MB in the end (delta: 1.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 21:01:41,302 INFO L158 Benchmark]: RCFGBuilder took 356.56ms. Allocated memory is still 117.4MB. Free memory was 80.7MB in the beginning and 66.9MB in the end (delta: 13.7MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:01:41,302 INFO L158 Benchmark]: CodeCheck took 10050.94ms. Allocated memory was 117.4MB in the beginning and 176.2MB in the end (delta: 58.7MB). Free memory was 66.8MB in the beginning and 84.4MB in the end (delta: -17.6MB). Peak memory consumption was 47.1MB. Max. memory is 16.1GB. [2024-11-13 21:01:41,303 INFO L158 Benchmark]: Witness Printer took 54.29ms. Allocated memory is still 176.2MB. Free memory was 84.4MB in the beginning and 82.5MB in the end (delta: 1.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 21:01:41,305 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: 9.4s, OverallIterations: 6, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 92 SdHoareTripleChecker+Valid, 1.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 58 mSDsluCounter, 5 SdHoareTripleChecker+Invalid, 0.9s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 65 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 359 IncrementalHoareTripleChecker+Invalid, 424 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 65 mSolverCounterUnsat, 5 mSDtfsCounter, 359 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 511 GetRequests, 429 SyntacticMatches, 20 SemanticMatches, 62 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1635 ImplicationChecksByTransitivity, 4.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 3.8s InterpolantComputationTime, 47 NumberOfCodeBlocks, 47 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 42 ConstructedInterpolants, 12 QuantifiedInterpolants, 978 SizeOfPredicates, 32 NumberOfNonLiveVariables, 291 ConjunctsInSsa, 141 ConjunctsInUnsatCore, 5 InterpolantComputations, 1 PerfectInterpolantSequences, 7/39 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - PositiveResult [Line: 21]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 44]: Loop Invariant Derived loop invariant: (((((((1 == var_5) && (state_6 != 0)) && (15 == mask_SORT_4)) && (0 == var_8)) && (15 == var_18)) && (1 == var_12)) && (1 == mask_SORT_1)) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.41ms. Allocated memory is still 83.9MB. Free memory is still 50.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 316.46ms. Allocated memory is still 117.4MB. Free memory was 95.0MB in the beginning and 83.0MB in the end (delta: 12.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 43.25ms. Allocated memory is still 117.4MB. Free memory was 83.0MB in the beginning and 81.7MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 36.16ms. Allocated memory is still 117.4MB. Free memory was 81.7MB in the beginning and 80.7MB in the end (delta: 1.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 356.56ms. Allocated memory is still 117.4MB. Free memory was 80.7MB in the beginning and 66.9MB in the end (delta: 13.7MB). There was no memory consumed. Max. memory is 16.1GB. * CodeCheck took 10050.94ms. Allocated memory was 117.4MB in the beginning and 176.2MB in the end (delta: 58.7MB). Free memory was 66.8MB in the beginning and 84.4MB in the end (delta: -17.6MB). Peak memory consumption was 47.1MB. Max. memory is 16.1GB. * Witness Printer took 54.29ms. Allocated memory is still 176.2MB. Free memory was 84.4MB in the beginning and 82.5MB in the end (delta: 1.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression type not yet supported in backtranslation: QuantifierExpression * Results from de.uni_freiburg.informatik.ultimate.witnessprinter: - ExceptionOrErrorResult: NullPointerException: Cannot invoke "org.eclipse.cdt.core.dom.ast.IASTNode.getRawSignature()" because "" is null de.uni_freiburg.informatik.ultimate.witnessprinter: NullPointerException: Cannot invoke "org.eclipse.cdt.core.dom.ast.IASTNode.getRawSignature()" because "" is null: de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSLBacktranslationValueProvider.getStringFromIASTNode(CACSLBacktranslationValueProvider.java:80) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-11-13 21:01:41,339 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66a84f94-22a2-4bed-8b59-78ced57d336e/bin/ukojak-verify-EEHR8qb7sm/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: ERROR: ExceptionOrErrorResult: NullPointerException: Cannot invoke "org.eclipse.cdt.core.dom.ast.IASTNode.getRawSignature()" because "" is null