./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/termination-crafted/Binary_Search-2.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 4fc63b2a 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_eb6ff4ce-3eb3-471a-a471-acf885522e7e/bin/utaipan-verify-DbMuA5NWw2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb6ff4ce-3eb3-471a-a471-acf885522e7e/bin/utaipan-verify-DbMuA5NWw2/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb6ff4ce-3eb3-471a-a471-acf885522e7e/bin/utaipan-verify-DbMuA5NWw2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb6ff4ce-3eb3-471a-a471-acf885522e7e/bin/utaipan-verify-DbMuA5NWw2/config/TaipanMemDerefMemtrack.xml -i ../../sv-benchmarks/c/termination-crafted/Binary_Search-2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb6ff4ce-3eb3-471a-a471-acf885522e7e/bin/utaipan-verify-DbMuA5NWw2/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb6ff4ce-3eb3-471a-a471-acf885522e7e/bin/utaipan-verify-DbMuA5NWw2 --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 46affb860f1d0d7b6656a3074088d89f6e139022ec85b08907ba16419f351bb9 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-4fc63b2 [2024-11-02 12:35:31,383 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-02 12:35:31,463 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb6ff4ce-3eb3-471a-a471-acf885522e7e/bin/utaipan-verify-DbMuA5NWw2/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Default.epf [2024-11-02 12:35:31,467 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-02 12:35:31,468 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-02 12:35:31,491 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-02 12:35:31,492 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-02 12:35:31,492 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-02 12:35:31,493 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-02 12:35:31,493 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-02 12:35:31,493 INFO L153 SettingsManager]: * User list type=DISABLED [2024-11-02 12:35:31,494 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2024-11-02 12:35:31,494 INFO L153 SettingsManager]: * Explicit value domain=true [2024-11-02 12:35:31,494 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2024-11-02 12:35:31,497 INFO L153 SettingsManager]: * Octagon Domain=false [2024-11-02 12:35:31,497 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2024-11-02 12:35:31,498 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2024-11-02 12:35:31,503 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2024-11-02 12:35:31,503 INFO L153 SettingsManager]: * Interval Domain=false [2024-11-02 12:35:31,504 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2024-11-02 12:35:31,504 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2024-11-02 12:35:31,504 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2024-11-02 12:35:31,505 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-02 12:35:31,505 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-02 12:35:31,506 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-02 12:35:31,506 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-02 12:35:31,506 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-02 12:35:31,506 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2024-11-02 12:35:31,506 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2024-11-02 12:35:31,507 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2024-11-02 12:35:31,507 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-02 12:35:31,507 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-02 12:35:31,507 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-02 12:35:31,508 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-02 12:35:31,508 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-02 12:35:31,509 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-02 12:35:31,509 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-02 12:35:31,509 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-02 12:35:31,509 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-02 12:35:31,510 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-02 12:35:31,510 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-02 12:35:31,510 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2024-11-02 12:35:31,511 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-02 12:35:31,511 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-02 12:35:31,511 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2024-11-02 12:35:31,511 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-02 12:35:31,512 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_eb6ff4ce-3eb3-471a-a471-acf885522e7e/bin/utaipan-verify-DbMuA5NWw2/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb6ff4ce-3eb3-471a-a471-acf885522e7e/bin/utaipan-verify-DbMuA5NWw2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 46affb860f1d0d7b6656a3074088d89f6e139022ec85b08907ba16419f351bb9 [2024-11-02 12:35:31,775 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-02 12:35:31,804 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-02 12:35:31,807 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-02 12:35:31,808 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-02 12:35:31,810 INFO L274 PluginConnector]: CDTParser initialized [2024-11-02 12:35:31,811 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb6ff4ce-3eb3-471a-a471-acf885522e7e/bin/utaipan-verify-DbMuA5NWw2/../../sv-benchmarks/c/termination-crafted/Binary_Search-2.c Unable to find full path for "g++" [2024-11-02 12:35:34,004 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-02 12:35:34,258 INFO L384 CDTParser]: Found 1 translation units. [2024-11-02 12:35:34,259 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb6ff4ce-3eb3-471a-a471-acf885522e7e/sv-benchmarks/c/termination-crafted/Binary_Search-2.c [2024-11-02 12:35:34,266 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb6ff4ce-3eb3-471a-a471-acf885522e7e/bin/utaipan-verify-DbMuA5NWw2/data/8db8b8732/986876bf760948c5946e95fc483ea6d1/FLAGbbbe858df [2024-11-02 12:35:34,281 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb6ff4ce-3eb3-471a-a471-acf885522e7e/bin/utaipan-verify-DbMuA5NWw2/data/8db8b8732/986876bf760948c5946e95fc483ea6d1 [2024-11-02 12:35:34,283 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-02 12:35:34,285 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-02 12:35:34,286 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-02 12:35:34,286 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-02 12:35:34,293 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-02 12:35:34,294 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 12:35:34" (1/1) ... [2024-11-02 12:35:34,295 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@48b0d4e0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:35:34, skipping insertion in model container [2024-11-02 12:35:34,295 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 12:35:34" (1/1) ... [2024-11-02 12:35:34,314 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-02 12:35:34,498 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-02 12:35:34,505 INFO L200 MainTranslator]: Completed pre-run [2024-11-02 12:35:34,519 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-02 12:35:34,539 INFO L204 MainTranslator]: Completed translation [2024-11-02 12:35:34,539 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:35:34 WrapperNode [2024-11-02 12:35:34,540 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-02 12:35:34,541 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-02 12:35:34,541 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-02 12:35:34,541 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-02 12:35:34,549 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:35:34" (1/1) ... [2024-11-02 12:35:34,553 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:35:34" (1/1) ... [2024-11-02 12:35:34,568 INFO L138 Inliner]: procedures = 5, calls = 5, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 19 [2024-11-02 12:35:34,569 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-02 12:35:34,570 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-02 12:35:34,570 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-02 12:35:34,570 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-02 12:35:34,580 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:35:34" (1/1) ... [2024-11-02 12:35:34,580 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:35:34" (1/1) ... [2024-11-02 12:35:34,582 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:35:34" (1/1) ... [2024-11-02 12:35:34,582 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:35:34" (1/1) ... [2024-11-02 12:35:34,588 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:35:34" (1/1) ... [2024-11-02 12:35:34,591 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:35:34" (1/1) ... [2024-11-02 12:35:34,592 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:35:34" (1/1) ... [2024-11-02 12:35:34,595 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:35:34" (1/1) ... [2024-11-02 12:35:34,597 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-02 12:35:34,598 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-02 12:35:34,598 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-02 12:35:34,599 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-02 12:35:34,600 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:35:34" (1/1) ... [2024-11-02 12:35:34,605 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-02 12:35:34,620 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb6ff4ce-3eb3-471a-a471-acf885522e7e/bin/utaipan-verify-DbMuA5NWw2/z3 [2024-11-02 12:35:34,635 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb6ff4ce-3eb3-471a-a471-acf885522e7e/bin/utaipan-verify-DbMuA5NWw2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-02 12:35:34,638 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb6ff4ce-3eb3-471a-a471-acf885522e7e/bin/utaipan-verify-DbMuA5NWw2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-02 12:35:34,666 INFO L130 BoogieDeclarations]: Found specification of procedure binary_search [2024-11-02 12:35:34,667 INFO L138 BoogieDeclarations]: Found implementation of procedure binary_search [2024-11-02 12:35:34,667 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-02 12:35:34,667 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-02 12:35:34,731 INFO L238 CfgBuilder]: Building ICFG [2024-11-02 12:35:34,734 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-02 12:35:34,884 INFO L? ?]: Removed 6 outVars from TransFormulas that were not future-live. [2024-11-02 12:35:34,884 INFO L287 CfgBuilder]: Performing block encoding [2024-11-02 12:35:34,928 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-02 12:35:34,929 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-02 12:35:34,929 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 12:35:34 BoogieIcfgContainer [2024-11-02 12:35:34,930 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-02 12:35:34,934 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-02 12:35:34,935 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-02 12:35:34,939 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-02 12:35:34,940 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.11 12:35:34" (1/3) ... [2024-11-02 12:35:34,941 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@799b23c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.11 12:35:34, skipping insertion in model container [2024-11-02 12:35:34,942 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:35:34" (2/3) ... [2024-11-02 12:35:34,943 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@799b23c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.11 12:35:34, skipping insertion in model container [2024-11-02 12:35:34,944 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 12:35:34" (3/3) ... [2024-11-02 12:35:34,945 INFO L112 eAbstractionObserver]: Analyzing ICFG Binary_Search-2.c [2024-11-02 12:35:34,963 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:None NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-02 12:35:34,963 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 0 error locations. [2024-11-02 12:35:34,965 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@799b23c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 02.11 12:35:34, skipping insertion in model container [2024-11-02 12:35:34,965 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-02 12:35:34,966 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-02 12:35:34,966 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-02 12:35:34,967 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-02 12:35:34,967 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 12:35:34" (3/3) ... [2024-11-02 12:35:34,971 INFO L142 WitnessPrinter]: Generating witness for correct program [2024-11-02 12:35:34,977 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure binary_search [2024-11-02 12:35:34,983 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2024-11-02 12:35:34,984 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2024-11-02 12:35:34,984 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2024-11-02 12:35:35,104 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb6ff4ce-3eb3-471a-a471-acf885522e7e/bin/utaipan-verify-DbMuA5NWw2/witness.graphml [2024-11-02 12:35:35,108 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb6ff4ce-3eb3-471a-a471-acf885522e7e/bin/utaipan-verify-DbMuA5NWw2/witness.yml [2024-11-02 12:35:35,108 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-02 12:35:35,110 INFO L158 Benchmark]: Toolchain (without parser) took 824.65ms. Allocated memory is still 153.1MB. Free memory was 122.2MB in the beginning and 91.2MB in the end (delta: 30.9MB). Peak memory consumption was 31.5MB. Max. memory is 16.1GB. [2024-11-02 12:35:35,111 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 111.1MB. Free memory is still 57.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-02 12:35:35,112 INFO L158 Benchmark]: CACSL2BoogieTranslator took 253.94ms. Allocated memory is still 153.1MB. Free memory was 122.2MB in the beginning and 110.9MB in the end (delta: 11.2MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2024-11-02 12:35:35,113 INFO L158 Benchmark]: Boogie Procedure Inliner took 28.39ms. Allocated memory is still 153.1MB. Free memory was 110.9MB in the beginning and 109.2MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-02 12:35:35,113 INFO L158 Benchmark]: Boogie Preprocessor took 27.49ms. Allocated memory is still 153.1MB. Free memory was 109.2MB in the beginning and 108.4MB in the end (delta: 782.8kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-02 12:35:35,114 INFO L158 Benchmark]: RCFGBuilder took 332.61ms. Allocated memory is still 153.1MB. Free memory was 108.4MB in the beginning and 98.4MB in the end (delta: 10.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-02 12:35:35,115 INFO L158 Benchmark]: TraceAbstraction took 31.44ms. Allocated memory is still 153.1MB. Free memory was 97.5MB in the beginning and 95.7MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-02 12:35:35,116 INFO L158 Benchmark]: Witness Printer took 142.15ms. Allocated memory is still 153.1MB. Free memory was 95.7MB in the beginning and 91.2MB in the end (delta: 4.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-02 12:35:35,119 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29ms. Allocated memory is still 111.1MB. Free memory is still 57.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 253.94ms. Allocated memory is still 153.1MB. Free memory was 122.2MB in the beginning and 110.9MB in the end (delta: 11.2MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 28.39ms. Allocated memory is still 153.1MB. Free memory was 110.9MB in the beginning and 109.2MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 27.49ms. Allocated memory is still 153.1MB. Free memory was 109.2MB in the beginning and 108.4MB in the end (delta: 782.8kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 332.61ms. Allocated memory is still 153.1MB. Free memory was 108.4MB in the beginning and 98.4MB in the end (delta: 10.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * TraceAbstraction took 31.44ms. Allocated memory is still 153.1MB. Free memory was 97.5MB in the beginning and 95.7MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Witness Printer took 142.15ms. Allocated memory is still 153.1MB. Free memory was 95.7MB in the beginning and 91.2MB in the end (delta: 4.5MB). 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! [2024-11-02 12:35:35,157 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb6ff4ce-3eb3-471a-a471-acf885522e7e/bin/utaipan-verify-DbMuA5NWw2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE