./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/termination-crafted/NonTerminationSimple7.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 30e01a73 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_742b80b6-4541-4a3e-96fa-ce2e70d15a1e/bin/utaipan-verify-mE87zJ7Ire/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_742b80b6-4541-4a3e-96fa-ce2e70d15a1e/bin/utaipan-verify-mE87zJ7Ire/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_742b80b6-4541-4a3e-96fa-ce2e70d15a1e/bin/utaipan-verify-mE87zJ7Ire/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_742b80b6-4541-4a3e-96fa-ce2e70d15a1e/bin/utaipan-verify-mE87zJ7Ire/config/TaipanMemDerefMemtrack.xml -i ../../sv-benchmarks/c/termination-crafted/NonTerminationSimple7.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_742b80b6-4541-4a3e-96fa-ce2e70d15a1e/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_742b80b6-4541-4a3e-96fa-ce2e70d15a1e/bin/utaipan-verify-mE87zJ7Ire --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 95f92d67113368ce9163571f81d85414539d558535b51b4568b3b416ae740375 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 21:16:19,771 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 21:16:19,910 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_742b80b6-4541-4a3e-96fa-ce2e70d15a1e/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Default.epf [2023-11-23 21:16:19,923 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 21:16:19,924 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-23 21:16:19,967 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 21:16:19,968 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-23 21:16:19,969 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-23 21:16:19,970 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 21:16:19,975 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-23 21:16:19,976 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-23 21:16:19,977 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-23 21:16:19,978 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-23 21:16:19,980 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-23 21:16:19,980 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-23 21:16:19,981 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-23 21:16:19,981 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-23 21:16:19,982 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-23 21:16:19,982 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-23 21:16:19,983 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-23 21:16:19,983 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-23 21:16:19,984 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-23 21:16:19,984 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-23 21:16:19,985 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-23 21:16:19,986 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 21:16:19,986 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 21:16:19,987 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 21:16:19,987 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-23 21:16:19,988 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-23 21:16:19,988 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-23 21:16:19,990 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 21:16:19,990 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-23 21:16:19,991 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-23 21:16:19,991 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 21:16:19,991 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 21:16:19,992 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-23 21:16:19,992 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-23 21:16:19,992 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 21:16:19,992 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 21:16:19,993 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 21:16:19,993 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-23 21:16:19,993 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-23 21:16:19,994 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-23 21:16:19,994 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-23 21:16:19,994 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-23 21:16:19,995 INFO L153 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_742b80b6-4541-4a3e-96fa-ce2e70d15a1e/bin/utaipan-verify-mE87zJ7Ire/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_742b80b6-4541-4a3e-96fa-ce2e70d15a1e/bin/utaipan-verify-mE87zJ7Ire Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 95f92d67113368ce9163571f81d85414539d558535b51b4568b3b416ae740375 [2023-11-23 21:16:20,279 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 21:16:20,302 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 21:16:20,305 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 21:16:20,307 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 21:16:20,307 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 21:16:20,309 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_742b80b6-4541-4a3e-96fa-ce2e70d15a1e/bin/utaipan-verify-mE87zJ7Ire/../../sv-benchmarks/c/termination-crafted/NonTerminationSimple7.c [2023-11-23 21:16:23,600 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 21:16:23,792 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 21:16:23,793 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_742b80b6-4541-4a3e-96fa-ce2e70d15a1e/sv-benchmarks/c/termination-crafted/NonTerminationSimple7.c [2023-11-23 21:16:23,802 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_742b80b6-4541-4a3e-96fa-ce2e70d15a1e/bin/utaipan-verify-mE87zJ7Ire/data/917e68adc/3f712e69338a4c45bee27aa38eb33d18/FLAGfbf11f8f7 [2023-11-23 21:16:23,818 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_742b80b6-4541-4a3e-96fa-ce2e70d15a1e/bin/utaipan-verify-mE87zJ7Ire/data/917e68adc/3f712e69338a4c45bee27aa38eb33d18 [2023-11-23 21:16:23,821 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 21:16:23,823 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 21:16:23,824 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 21:16:23,825 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 21:16:23,831 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 21:16:23,832 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:16:23" (1/1) ... [2023-11-23 21:16:23,833 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@12fd2af9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:16:23, skipping insertion in model container [2023-11-23 21:16:23,833 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:16:23" (1/1) ... [2023-11-23 21:16:23,854 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 21:16:24,010 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 21:16:24,015 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 21:16:24,029 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 21:16:24,042 INFO L206 MainTranslator]: Completed translation [2023-11-23 21:16:24,042 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:16:24 WrapperNode [2023-11-23 21:16:24,042 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 21:16:24,044 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 21:16:24,044 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 21:16:24,044 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 21:16:24,053 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:16:24" (1/1) ... [2023-11-23 21:16:24,058 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:16:24" (1/1) ... [2023-11-23 21:16:24,077 INFO L138 Inliner]: procedures = 4, calls = 2, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 20 [2023-11-23 21:16:24,078 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 21:16:24,079 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 21:16:24,079 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 21:16:24,079 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 21:16:24,089 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:16:24" (1/1) ... [2023-11-23 21:16:24,089 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:16:24" (1/1) ... [2023-11-23 21:16:24,090 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:16:24" (1/1) ... [2023-11-23 21:16:24,090 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:16:24" (1/1) ... [2023-11-23 21:16:24,092 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:16:24" (1/1) ... [2023-11-23 21:16:24,096 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:16:24" (1/1) ... [2023-11-23 21:16:24,097 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:16:24" (1/1) ... [2023-11-23 21:16:24,098 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:16:24" (1/1) ... [2023-11-23 21:16:24,099 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 21:16:24,100 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 21:16:24,100 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 21:16:24,101 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 21:16:24,102 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:16:24" (1/1) ... [2023-11-23 21:16:24,109 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 21:16:24,121 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_742b80b6-4541-4a3e-96fa-ce2e70d15a1e/bin/utaipan-verify-mE87zJ7Ire/z3 [2023-11-23 21:16:24,138 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_742b80b6-4541-4a3e-96fa-ce2e70d15a1e/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-23 21:16:24,152 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_742b80b6-4541-4a3e-96fa-ce2e70d15a1e/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-23 21:16:24,191 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 21:16:24,191 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 21:16:24,284 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 21:16:24,287 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 21:16:24,375 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 21:16:24,400 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 21:16:24,400 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-23 21:16:24,402 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:16:24 BoogieIcfgContainer [2023-11-23 21:16:24,402 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 21:16:24,406 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-23 21:16:24,406 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-23 21:16:24,409 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-23 21:16:24,410 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 09:16:23" (1/3) ... [2023-11-23 21:16:24,411 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@912c23e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 09:16:24, skipping insertion in model container [2023-11-23 21:16:24,411 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:16:24" (2/3) ... [2023-11-23 21:16:24,411 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@912c23e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 09:16:24, skipping insertion in model container [2023-11-23 21:16:24,412 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:16:24" (3/3) ... [2023-11-23 21:16:24,413 INFO L112 eAbstractionObserver]: Analyzing ICFG NonTerminationSimple7.c [2023-11-23 21:16:24,434 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-23 21:16:24,435 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 0 error locations. [2023-11-23 21:16:24,437 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@912c23e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.11 09:16:24, skipping insertion in model container [2023-11-23 21:16:24,437 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-23 21:16:24,438 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-23 21:16:24,438 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-23 21:16:24,439 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-23 21:16:24,439 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:16:24" (3/3) ... [2023-11-23 21:16:24,442 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-11-23 21:16:24,450 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2023-11-23 21:16:24,451 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2023-11-23 21:16:24,451 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2023-11-23 21:16:24,542 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_742b80b6-4541-4a3e-96fa-ce2e70d15a1e/bin/utaipan-verify-mE87zJ7Ire/witness.graphml [2023-11-23 21:16:24,543 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_742b80b6-4541-4a3e-96fa-ce2e70d15a1e/bin/utaipan-verify-mE87zJ7Ire/witness.yml [2023-11-23 21:16:24,543 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-23 21:16:24,545 INFO L158 Benchmark]: Toolchain (without parser) took 721.40ms. Allocated memory is still 176.2MB. Free memory was 135.8MB in the beginning and 108.5MB in the end (delta: 27.2MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. [2023-11-23 21:16:24,545 INFO L158 Benchmark]: CDTParser took 0.38ms. Allocated memory is still 117.4MB. Free memory is still 65.9MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 21:16:24,546 INFO L158 Benchmark]: CACSL2BoogieTranslator took 218.64ms. Allocated memory is still 176.2MB. Free memory was 135.8MB in the beginning and 126.3MB in the end (delta: 9.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2023-11-23 21:16:24,547 INFO L158 Benchmark]: Boogie Procedure Inliner took 34.07ms. Allocated memory is still 176.2MB. Free memory was 126.3MB in the beginning and 125.3MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-23 21:16:24,547 INFO L158 Benchmark]: Boogie Preprocessor took 20.65ms. Allocated memory is still 176.2MB. Free memory was 125.3MB in the beginning and 124.3MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 21:16:24,548 INFO L158 Benchmark]: RCFGBuilder took 302.45ms. Allocated memory is still 176.2MB. Free memory was 124.3MB in the beginning and 115.5MB in the end (delta: 8.8MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-11-23 21:16:24,549 INFO L158 Benchmark]: TraceAbstraction took 31.56ms. Allocated memory is still 176.2MB. Free memory was 114.8MB in the beginning and 112.6MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-23 21:16:24,549 INFO L158 Benchmark]: Witness Printer took 104.96ms. Allocated memory is still 176.2MB. Free memory was 112.6MB in the beginning and 108.5MB in the end (delta: 4.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-23 21:16:24,553 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.38ms. Allocated memory is still 117.4MB. Free memory is still 65.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 218.64ms. Allocated memory is still 176.2MB. Free memory was 135.8MB in the beginning and 126.3MB in the end (delta: 9.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 34.07ms. Allocated memory is still 176.2MB. Free memory was 126.3MB in the beginning and 125.3MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 20.65ms. Allocated memory is still 176.2MB. Free memory was 125.3MB in the beginning and 124.3MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 302.45ms. Allocated memory is still 176.2MB. Free memory was 124.3MB in the beginning and 115.5MB in the end (delta: 8.8MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * TraceAbstraction took 31.56ms. Allocated memory is still 176.2MB. Free memory was 114.8MB in the beginning and 112.6MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Witness Printer took 104.96ms. Allocated memory is still 176.2MB. Free memory was 112.6MB in the beginning and 108.5MB in the end (delta: 4.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - AllSpecificationsHoldResult: All specifications hold We were not able to verify any specification because the program does not contain any specification. RESULT: Ultimate proved your program to be correct! [2023-11-23 21:16:24,595 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_742b80b6-4541-4a3e-96fa-ce2e70d15a1e/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE