./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ddv-machzwd/ddv_machzwd_outw_p.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a0165632 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_810b57e4-3ae5-4774-9f21-388abdf59da8/bin/utaipan-verify-YMUCfTKeje/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_810b57e4-3ae5-4774-9f21-388abdf59da8/bin/utaipan-verify-YMUCfTKeje/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_810b57e4-3ae5-4774-9f21-388abdf59da8/bin/utaipan-verify-YMUCfTKeje/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_810b57e4-3ae5-4774-9f21-388abdf59da8/bin/utaipan-verify-YMUCfTKeje/config/TaipanReach.xml -i ../../sv-benchmarks/c/ddv-machzwd/ddv_machzwd_outw_p.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_810b57e4-3ae5-4774-9f21-388abdf59da8/bin/utaipan-verify-YMUCfTKeje/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_810b57e4-3ae5-4774-9f21-388abdf59da8/bin/utaipan-verify-YMUCfTKeje --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 Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 7b53e6434f29888ec2b0851eb0bdc5bf356c532d72069865339d3ff2265f37df --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 04:34:50,063 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 04:34:50,162 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_810b57e4-3ae5-4774-9f21-388abdf59da8/bin/utaipan-verify-YMUCfTKeje/config/svcomp-Reach-32bit-Taipan_Default.epf [2024-11-09 04:34:50,171 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-09 04:34:50,173 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-09 04:34:50,214 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 04:34:50,216 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-09 04:34:50,217 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-09 04:34:50,218 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 04:34:50,219 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-09 04:34:50,221 INFO L153 SettingsManager]: * User list type=DISABLED [2024-11-09 04:34:50,221 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2024-11-09 04:34:50,222 INFO L153 SettingsManager]: * Explicit value domain=true [2024-11-09 04:34:50,222 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2024-11-09 04:34:50,223 INFO L153 SettingsManager]: * Octagon Domain=false [2024-11-09 04:34:50,226 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2024-11-09 04:34:50,227 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2024-11-09 04:34:50,227 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2024-11-09 04:34:50,227 INFO L153 SettingsManager]: * Interval Domain=false [2024-11-09 04:34:50,228 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2024-11-09 04:34:50,228 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2024-11-09 04:34:50,229 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2024-11-09 04:34:50,230 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 04:34:50,230 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 04:34:50,230 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-09 04:34:50,231 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-09 04:34:50,249 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-09 04:34:50,249 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 04:34:50,250 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 04:34:50,250 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 04:34:50,251 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 04:34:50,252 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 04:34:50,252 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-09 04:34:50,252 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 04:34:50,253 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 04:34:50,253 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 04:34:50,253 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-09 04:34:50,253 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-09 04:34:50,254 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-09 04:34:50,254 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 04:34:50,254 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 04:34:50,255 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 04:34:50,255 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2024-11-09 04:34:50,256 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-09 04:34:50,256 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-09 04:34:50,257 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2024-11-09 04:34:50,257 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-09 04:34:50,257 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_810b57e4-3ae5-4774-9f21-388abdf59da8/bin/utaipan-verify-YMUCfTKeje/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_810b57e4-3ae5-4774-9f21-388abdf59da8/bin/utaipan-verify-YMUCfTKeje Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7b53e6434f29888ec2b0851eb0bdc5bf356c532d72069865339d3ff2265f37df [2024-11-09 04:34:50,614 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 04:34:50,647 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 04:34:50,650 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 04:34:50,652 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 04:34:50,653 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 04:34:50,655 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_810b57e4-3ae5-4774-9f21-388abdf59da8/bin/utaipan-verify-YMUCfTKeje/../../sv-benchmarks/c/ddv-machzwd/ddv_machzwd_outw_p.i Unable to find full path for "g++" [2024-11-09 04:34:52,777 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 04:34:53,234 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 04:34:53,236 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_810b57e4-3ae5-4774-9f21-388abdf59da8/sv-benchmarks/c/ddv-machzwd/ddv_machzwd_outw_p.i [2024-11-09 04:34:53,284 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_810b57e4-3ae5-4774-9f21-388abdf59da8/bin/utaipan-verify-YMUCfTKeje/data/990cb48a1/e6344f6c95464a1cb35bafc6f0d535ba/FLAG6cf782783 [2024-11-09 04:34:53,305 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_810b57e4-3ae5-4774-9f21-388abdf59da8/bin/utaipan-verify-YMUCfTKeje/data/990cb48a1/e6344f6c95464a1cb35bafc6f0d535ba [2024-11-09 04:34:53,310 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 04:34:53,312 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 04:34:53,315 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 04:34:53,316 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 04:34:53,322 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 04:34:53,323 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 04:34:53" (1/1) ... [2024-11-09 04:34:53,325 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@137fc55d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 04:34:53, skipping insertion in model container [2024-11-09 04:34:53,325 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 04:34:53" (1/1) ... [2024-11-09 04:34:53,415 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 04:34:53,679 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_810b57e4-3ae5-4774-9f21-388abdf59da8/sv-benchmarks/c/ddv-machzwd/ddv_machzwd_outw_p.i[458,471] [2024-11-09 04:34:55,222 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 04:34:55,412 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 04:34:55,427 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_810b57e4-3ae5-4774-9f21-388abdf59da8/sv-benchmarks/c/ddv-machzwd/ddv_machzwd_outw_p.i[458,471] [2024-11-09 04:34:55,730 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 04:34:56,003 INFO L204 MainTranslator]: Completed translation [2024-11-09 04:34:56,004 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 04:34:56 WrapperNode [2024-11-09 04:34:56,004 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 04:34:56,005 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 04:34:56,005 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 04:34:56,006 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 04:34:56,015 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 04:34:56" (1/1) ... [2024-11-09 04:34:56,138 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 04:34:56" (1/1) ... [2024-11-09 04:34:56,355 INFO L138 Inliner]: procedures = 472, calls = 2680, calls flagged for inlining = 54, calls inlined = 37, statements flattened = 3380 [2024-11-09 04:34:56,355 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 04:34:56,356 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 04:34:56,356 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 04:34:56,357 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 04:34:56,368 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 04:34:56" (1/1) ... [2024-11-09 04:34:56,368 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 04:34:56" (1/1) ... [2024-11-09 04:34:56,394 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 04:34:56" (1/1) ... [2024-11-09 04:34:56,395 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 04:34:56" (1/1) ... [2024-11-09 04:34:56,499 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 04:34:56" (1/1) ... [2024-11-09 04:34:56,522 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 04:34:56" (1/1) ... [2024-11-09 04:34:56,550 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 04:34:56" (1/1) ... [2024-11-09 04:34:56,566 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 04:34:56" (1/1) ... [2024-11-09 04:34:56,601 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 04:34:56,603 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 04:34:56,604 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 04:34:56,604 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 04:34:56,605 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 04:34:56" (1/1) ... [2024-11-09 04:34:56,677 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-09 04:34:56,694 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_810b57e4-3ae5-4774-9f21-388abdf59da8/bin/utaipan-verify-YMUCfTKeje/z3 [2024-11-09 04:34:56,710 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_810b57e4-3ae5-4774-9f21-388abdf59da8/bin/utaipan-verify-YMUCfTKeje/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-09 04:34:56,717 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_810b57e4-3ae5-4774-9f21-388abdf59da8/bin/utaipan-verify-YMUCfTKeje/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-09 04:34:56,752 INFO L130 BoogieDeclarations]: Found specification of procedure zf_timer_off [2024-11-09 04:34:56,753 INFO L138 BoogieDeclarations]: Found implementation of procedure zf_timer_off [2024-11-09 04:34:56,753 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-11-09 04:34:56,755 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_atomic_begin [2024-11-09 04:34:56,755 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2024-11-09 04:34:56,755 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2024-11-09 04:34:56,756 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-09 04:34:56,756 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2024-11-09 04:34:56,756 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2024-11-09 04:34:56,756 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-11-09 04:34:56,757 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_atomic_end [2024-11-09 04:34:56,757 INFO L130 BoogieDeclarations]: Found specification of procedure zf_get_control [2024-11-09 04:34:56,758 INFO L138 BoogieDeclarations]: Found implementation of procedure zf_get_control [2024-11-09 04:34:56,758 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-09 04:34:56,758 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-09 04:34:56,758 INFO L130 BoogieDeclarations]: Found specification of procedure request_region [2024-11-09 04:34:56,758 INFO L138 BoogieDeclarations]: Found implementation of procedure request_region [2024-11-09 04:34:56,759 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 04:34:56,759 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2024-11-09 04:34:56,760 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2024-11-09 04:34:56,760 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2024-11-09 04:34:56,760 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_irqsave [2024-11-09 04:34:56,761 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_irqsave [2024-11-09 04:34:56,761 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~TO~VOID [2024-11-09 04:34:56,761 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~TO~VOID [2024-11-09 04:34:56,762 INFO L130 BoogieDeclarations]: Found specification of procedure release_region [2024-11-09 04:34:56,762 INFO L138 BoogieDeclarations]: Found implementation of procedure release_region [2024-11-09 04:34:56,763 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 04:34:56,763 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 04:34:56,763 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_init [2024-11-09 04:34:56,763 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_init [2024-11-09 04:34:56,763 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-09 04:34:56,764 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-09 04:34:56,764 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer [2024-11-09 04:34:56,764 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer [2024-11-09 04:34:56,764 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-09 04:34:56,764 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2024-11-09 04:34:56,765 INFO L130 BoogieDeclarations]: Found specification of procedure add_timer [2024-11-09 04:34:56,765 INFO L138 BoogieDeclarations]: Found implementation of procedure add_timer [2024-11-09 04:34:56,765 INFO L130 BoogieDeclarations]: Found specification of procedure cdev_add [2024-11-09 04:34:56,765 INFO L138 BoogieDeclarations]: Found implementation of procedure cdev_add [2024-11-09 04:34:56,765 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~$Pointer$~TO~int [2024-11-09 04:34:56,766 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~$Pointer$~TO~int [2024-11-09 04:34:56,766 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2024-11-09 04:34:56,766 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2024-11-09 04:34:56,766 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2024-11-09 04:34:56,766 INFO L130 BoogieDeclarations]: Found specification of procedure outw [2024-11-09 04:34:56,767 INFO L138 BoogieDeclarations]: Found implementation of procedure outw [2024-11-09 04:34:56,767 INFO L130 BoogieDeclarations]: Found specification of procedure outb [2024-11-09 04:34:56,767 INFO L138 BoogieDeclarations]: Found implementation of procedure outb [2024-11-09 04:34:56,767 INFO L130 BoogieDeclarations]: Found specification of procedure misc_deregister [2024-11-09 04:34:56,767 INFO L138 BoogieDeclarations]: Found implementation of procedure misc_deregister [2024-11-09 04:34:56,768 INFO L130 BoogieDeclarations]: Found specification of procedure assert_context_process [2024-11-09 04:34:56,768 INFO L138 BoogieDeclarations]: Found implementation of procedure assert_context_process [2024-11-09 04:34:56,768 INFO L130 BoogieDeclarations]: Found specification of procedure zf_set_control [2024-11-09 04:34:56,768 INFO L138 BoogieDeclarations]: Found implementation of procedure zf_set_control [2024-11-09 04:34:56,769 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-09 04:34:56,769 INFO L130 BoogieDeclarations]: Found specification of procedure zf_readw [2024-11-09 04:34:56,769 INFO L138 BoogieDeclarations]: Found implementation of procedure zf_readw [2024-11-09 04:34:56,769 INFO L130 BoogieDeclarations]: Found specification of procedure zf_ping [2024-11-09 04:34:56,769 INFO L138 BoogieDeclarations]: Found implementation of procedure zf_ping [2024-11-09 04:34:56,769 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~TO~int [2024-11-09 04:34:56,769 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~TO~int [2024-11-09 04:34:56,770 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2024-11-09 04:34:56,770 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2024-11-09 04:34:56,770 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2024-11-09 04:34:56,770 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2024-11-09 04:34:56,770 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-09 04:34:57,189 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 04:34:57,192 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 04:35:03,076 INFO L? ?]: Removed 437 outVars from TransFormulas that were not future-live. [2024-11-09 04:35:03,077 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 04:35:03,962 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 04:35:03,964 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-09 04:35:03,965 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 04:35:03 BoogieIcfgContainer [2024-11-09 04:35:03,965 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 04:35:03,967 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-09 04:35:03,967 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-09 04:35:03,971 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-09 04:35:03,972 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.11 04:34:53" (1/3) ... [2024-11-09 04:35:03,973 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6b61bed1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 04:35:03, skipping insertion in model container [2024-11-09 04:35:03,973 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 04:34:56" (2/3) ... [2024-11-09 04:35:03,973 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6b61bed1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 04:35:03, skipping insertion in model container [2024-11-09 04:35:03,975 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 04:35:03" (3/3) ... [2024-11-09 04:35:03,977 INFO L112 eAbstractionObserver]: Analyzing ICFG ddv_machzwd_outw_p.i [2024-11-09 04:35:03,996 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-09 04:35:03,997 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 0 error locations. [2024-11-09 04:35:03,999 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6b61bed1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 09.11 04:35:03, skipping insertion in model container [2024-11-09 04:35:04,000 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-09 04:35:04,001 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-09 04:35:04,003 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-09 04:35:04,003 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-09 04:35:04,003 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 04:35:03" (3/3) ... [2024-11-09 04:35:04,007 INFO L142 WitnessPrinter]: Generating witness for correct program [2024-11-09 04:35:04,012 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure spin_lock_init [2024-11-09 04:35:04,012 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printk [2024-11-09 04:35:04,012 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure misc_deregister [2024-11-09 04:35:04,012 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure zf_ping [2024-11-09 04:35:04,012 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure assert_context_process [2024-11-09 04:35:04,013 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure zf_readw [2024-11-09 04:35:04,013 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ##fun~$Pointer$~TO~VOID [2024-11-09 04:35:04,013 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure zf_timer_off [2024-11-09 04:35:04,013 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure spin_lock [2024-11-09 04:35:04,013 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2024-11-09 04:35:04,013 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ##fun~int~TO~VOID [2024-11-09 04:35:04,014 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure outw [2024-11-09 04:35:04,014 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure outb [2024-11-09 04:35:04,014 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure add_timer [2024-11-09 04:35:04,014 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure spin_unlock [2024-11-09 04:35:04,014 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure assume_abort_if_not [2024-11-09 04:35:04,014 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure release_region [2024-11-09 04:35:04,015 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure __VERIFIER_atomic_begin [2024-11-09 04:35:04,015 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure spin_unlock_irqrestore [2024-11-09 04:35:04,016 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure __VERIFIER_atomic_end [2024-11-09 04:35:04,016 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure del_timer [2024-11-09 04:35:04,016 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure spin_lock_irqsave [2024-11-09 04:35:04,018 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure zf_get_control [2024-11-09 04:35:04,018 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure request_region [2024-11-09 04:35:04,019 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~TO~int [2024-11-09 04:35:04,019 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure cdev_add [2024-11-09 04:35:04,019 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~$Pointer$~TO~int [2024-11-09 04:35:04,019 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure zf_set_control [2024-11-09 04:35:04,065 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 245 nodes and edges [2024-11-09 04:35:04,071 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 78 nodes and edges [2024-11-09 04:35:04,076 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 23 nodes and edges [2024-11-09 04:35:04,081 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2024-11-09 04:35:04,086 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2024-11-09 04:35:04,095 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-11-09 04:35:04,532 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_810b57e4-3ae5-4774-9f21-388abdf59da8/bin/utaipan-verify-YMUCfTKeje/witness.graphml [2024-11-09 04:35:04,533 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_810b57e4-3ae5-4774-9f21-388abdf59da8/bin/utaipan-verify-YMUCfTKeje/witness.yml [2024-11-09 04:35:04,533 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-09 04:35:04,536 INFO L158 Benchmark]: Toolchain (without parser) took 11223.25ms. Allocated memory was 146.8MB in the beginning and 423.6MB in the end (delta: 276.8MB). Free memory was 105.7MB in the beginning and 210.6MB in the end (delta: -104.9MB). Peak memory consumption was 172.9MB. Max. memory is 16.1GB. [2024-11-09 04:35:04,536 INFO L158 Benchmark]: CDTParser took 0.24ms. Allocated memory is still 146.8MB. Free memory is still 115.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 04:35:04,537 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2689.80ms. Allocated memory was 146.8MB in the beginning and 230.7MB in the end (delta: 83.9MB). Free memory was 105.2MB in the beginning and 125.7MB in the end (delta: -20.5MB). Peak memory consumption was 71.2MB. Max. memory is 16.1GB. [2024-11-09 04:35:04,537 INFO L158 Benchmark]: Boogie Procedure Inliner took 350.52ms. Allocated memory is still 230.7MB. Free memory was 125.7MB in the beginning and 165.0MB in the end (delta: -39.3MB). Peak memory consumption was 29.7MB. Max. memory is 16.1GB. [2024-11-09 04:35:04,538 INFO L158 Benchmark]: Boogie Preprocessor took 245.34ms. Allocated memory is still 230.7MB. Free memory was 165.0MB in the beginning and 145.3MB in the end (delta: 19.7MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2024-11-09 04:35:04,538 INFO L158 Benchmark]: RCFGBuilder took 7362.12ms. Allocated memory was 230.7MB in the beginning and 423.6MB in the end (delta: 192.9MB). Free memory was 145.3MB in the beginning and 264.1MB in the end (delta: -118.8MB). Peak memory consumption was 221.0MB. Max. memory is 16.1GB. [2024-11-09 04:35:04,539 INFO L158 Benchmark]: TraceAbstraction took 32.85ms. Allocated memory is still 423.6MB. Free memory was 264.1MB in the beginning and 262.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-09 04:35:04,539 INFO L158 Benchmark]: Witness Printer took 533.09ms. Allocated memory is still 423.6MB. Free memory was 262.0MB in the beginning and 210.6MB in the end (delta: 51.4MB). Peak memory consumption was 50.3MB. Max. memory is 16.1GB. [2024-11-09 04:35:04,541 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24ms. Allocated memory is still 146.8MB. Free memory is still 115.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2689.80ms. Allocated memory was 146.8MB in the beginning and 230.7MB in the end (delta: 83.9MB). Free memory was 105.2MB in the beginning and 125.7MB in the end (delta: -20.5MB). Peak memory consumption was 71.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 350.52ms. Allocated memory is still 230.7MB. Free memory was 125.7MB in the beginning and 165.0MB in the end (delta: -39.3MB). Peak memory consumption was 29.7MB. Max. memory is 16.1GB. * Boogie Preprocessor took 245.34ms. Allocated memory is still 230.7MB. Free memory was 165.0MB in the beginning and 145.3MB in the end (delta: 19.7MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * RCFGBuilder took 7362.12ms. Allocated memory was 230.7MB in the beginning and 423.6MB in the end (delta: 192.9MB). Free memory was 145.3MB in the beginning and 264.1MB in the end (delta: -118.8MB). Peak memory consumption was 221.0MB. Max. memory is 16.1GB. * TraceAbstraction took 32.85ms. Allocated memory is still 423.6MB. Free memory was 264.1MB in the beginning and 262.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Witness Printer took 533.09ms. Allocated memory is still 423.6MB. Free memory was 262.0MB in the beginning and 210.6MB in the end (delta: 51.4MB). Peak memory consumption was 50.3MB. 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! [2024-11-09 04:35:04,584 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_810b57e4-3ae5-4774-9f21-388abdf59da8/bin/utaipan-verify-YMUCfTKeje/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