./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ddv-machzwd/ddv_machzwd_inb.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a0165632 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_71f7ed62-be0f-4d96-b65e-e316ba6271bc/bin/utaipan-verify-YMUCfTKeje/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71f7ed62-be0f-4d96-b65e-e316ba6271bc/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_71f7ed62-be0f-4d96-b65e-e316ba6271bc/bin/utaipan-verify-YMUCfTKeje/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71f7ed62-be0f-4d96-b65e-e316ba6271bc/bin/utaipan-verify-YMUCfTKeje/config/TaipanReach.xml -i ../../sv-benchmarks/c/ddv-machzwd/ddv_machzwd_inb.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71f7ed62-be0f-4d96-b65e-e316ba6271bc/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_71f7ed62-be0f-4d96-b65e-e316ba6271bc/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 923bc1d588e1fd31be856d665fc28cbbbed3a9b002263483bc91775fdffd6378 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 07:17:17,154 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 07:17:17,262 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71f7ed62-be0f-4d96-b65e-e316ba6271bc/bin/utaipan-verify-YMUCfTKeje/config/svcomp-Reach-32bit-Taipan_Default.epf [2024-11-09 07:17:17,272 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-09 07:17:17,273 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-09 07:17:17,321 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 07:17:17,324 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-09 07:17:17,325 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-09 07:17:17,326 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 07:17:17,327 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-09 07:17:17,328 INFO L153 SettingsManager]: * User list type=DISABLED [2024-11-09 07:17:17,329 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2024-11-09 07:17:17,329 INFO L153 SettingsManager]: * Explicit value domain=true [2024-11-09 07:17:17,330 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2024-11-09 07:17:17,330 INFO L153 SettingsManager]: * Octagon Domain=false [2024-11-09 07:17:17,330 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2024-11-09 07:17:17,331 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2024-11-09 07:17:17,331 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2024-11-09 07:17:17,332 INFO L153 SettingsManager]: * Interval Domain=false [2024-11-09 07:17:17,332 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2024-11-09 07:17:17,337 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2024-11-09 07:17:17,337 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2024-11-09 07:17:17,341 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 07:17:17,342 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 07:17:17,342 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-09 07:17:17,342 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-09 07:17:17,343 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-09 07:17:17,343 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 07:17:17,343 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 07:17:17,344 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 07:17:17,354 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 07:17:17,355 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 07:17:17,355 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-09 07:17:17,355 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 07:17:17,356 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 07:17:17,357 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 07:17:17,357 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-09 07:17:17,357 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-09 07:17:17,357 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-09 07:17:17,358 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 07:17:17,358 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 07:17:17,359 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 07:17:17,359 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2024-11-09 07:17:17,359 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-09 07:17:17,359 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-09 07:17:17,360 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2024-11-09 07:17:17,360 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-09 07:17:17,360 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_71f7ed62-be0f-4d96-b65e-e316ba6271bc/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71f7ed62-be0f-4d96-b65e-e316ba6271bc/bin/utaipan-verify-YMUCfTKeje Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 923bc1d588e1fd31be856d665fc28cbbbed3a9b002263483bc91775fdffd6378 [2024-11-09 07:17:17,629 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 07:17:17,659 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 07:17:17,661 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 07:17:17,664 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 07:17:17,664 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 07:17:17,666 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71f7ed62-be0f-4d96-b65e-e316ba6271bc/bin/utaipan-verify-YMUCfTKeje/../../sv-benchmarks/c/ddv-machzwd/ddv_machzwd_inb.i Unable to find full path for "g++" [2024-11-09 07:17:19,724 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 07:17:20,140 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 07:17:20,141 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71f7ed62-be0f-4d96-b65e-e316ba6271bc/sv-benchmarks/c/ddv-machzwd/ddv_machzwd_inb.i [2024-11-09 07:17:20,166 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71f7ed62-be0f-4d96-b65e-e316ba6271bc/bin/utaipan-verify-YMUCfTKeje/data/a88019126/a3862cff82c14e3a89975ca4efefed22/FLAGc06fb5b27 [2024-11-09 07:17:20,184 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71f7ed62-be0f-4d96-b65e-e316ba6271bc/bin/utaipan-verify-YMUCfTKeje/data/a88019126/a3862cff82c14e3a89975ca4efefed22 [2024-11-09 07:17:20,187 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 07:17:20,188 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 07:17:20,190 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 07:17:20,191 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 07:17:20,202 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 07:17:20,203 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 07:17:20" (1/1) ... [2024-11-09 07:17:20,204 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@18a64101 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:17:20, skipping insertion in model container [2024-11-09 07:17:20,207 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 07:17:20" (1/1) ... [2024-11-09 07:17:20,312 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 07:17:20,595 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_71f7ed62-be0f-4d96-b65e-e316ba6271bc/sv-benchmarks/c/ddv-machzwd/ddv_machzwd_inb.i[455,468] [2024-11-09 07:17:22,120 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 07:17:22,207 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 07:17:22,223 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_71f7ed62-be0f-4d96-b65e-e316ba6271bc/sv-benchmarks/c/ddv-machzwd/ddv_machzwd_inb.i[455,468] [2024-11-09 07:17:22,489 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 07:17:22,782 INFO L204 MainTranslator]: Completed translation [2024-11-09 07:17:22,783 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:17:22 WrapperNode [2024-11-09 07:17:22,783 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 07:17:22,784 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 07:17:22,784 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 07:17:22,785 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 07:17:22,795 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:17:22" (1/1) ... [2024-11-09 07:17:22,915 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:17:22" (1/1) ... [2024-11-09 07:17:23,170 INFO L138 Inliner]: procedures = 472, calls = 2680, calls flagged for inlining = 54, calls inlined = 37, statements flattened = 3380 [2024-11-09 07:17:23,171 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 07:17:23,172 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 07:17:23,173 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 07:17:23,173 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 07:17:23,185 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:17:22" (1/1) ... [2024-11-09 07:17:23,186 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:17:22" (1/1) ... [2024-11-09 07:17:23,208 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:17:22" (1/1) ... [2024-11-09 07:17:23,208 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:17:22" (1/1) ... [2024-11-09 07:17:23,302 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:17:22" (1/1) ... [2024-11-09 07:17:23,325 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:17:22" (1/1) ... [2024-11-09 07:17:23,359 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:17:22" (1/1) ... [2024-11-09 07:17:23,378 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:17:22" (1/1) ... [2024-11-09 07:17:23,416 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 07:17:23,418 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 07:17:23,418 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 07:17:23,419 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 07:17:23,420 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:17:22" (1/1) ... [2024-11-09 07:17:23,427 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-09 07:17:23,441 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71f7ed62-be0f-4d96-b65e-e316ba6271bc/bin/utaipan-verify-YMUCfTKeje/z3 [2024-11-09 07:17:23,457 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71f7ed62-be0f-4d96-b65e-e316ba6271bc/bin/utaipan-verify-YMUCfTKeje/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-09 07:17:23,467 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71f7ed62-be0f-4d96-b65e-e316ba6271bc/bin/utaipan-verify-YMUCfTKeje/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-09 07:17:23,506 INFO L130 BoogieDeclarations]: Found specification of procedure zf_timer_off [2024-11-09 07:17:23,506 INFO L138 BoogieDeclarations]: Found implementation of procedure zf_timer_off [2024-11-09 07:17:23,506 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-11-09 07:17:23,507 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_atomic_begin [2024-11-09 07:17:23,507 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2024-11-09 07:17:23,507 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2024-11-09 07:17:23,507 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-09 07:17:23,507 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2024-11-09 07:17:23,508 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2024-11-09 07:17:23,508 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-11-09 07:17:23,508 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_atomic_end [2024-11-09 07:17:23,508 INFO L130 BoogieDeclarations]: Found specification of procedure zf_get_control [2024-11-09 07:17:23,508 INFO L138 BoogieDeclarations]: Found implementation of procedure zf_get_control [2024-11-09 07:17:23,508 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-09 07:17:23,509 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-09 07:17:23,509 INFO L130 BoogieDeclarations]: Found specification of procedure request_region [2024-11-09 07:17:23,509 INFO L138 BoogieDeclarations]: Found implementation of procedure request_region [2024-11-09 07:17:23,509 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 07:17:23,509 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2024-11-09 07:17:23,512 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2024-11-09 07:17:23,513 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2024-11-09 07:17:23,513 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_irqsave [2024-11-09 07:17:23,513 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_irqsave [2024-11-09 07:17:23,513 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~TO~VOID [2024-11-09 07:17:23,514 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~TO~VOID [2024-11-09 07:17:23,514 INFO L130 BoogieDeclarations]: Found specification of procedure release_region [2024-11-09 07:17:23,515 INFO L138 BoogieDeclarations]: Found implementation of procedure release_region [2024-11-09 07:17:23,515 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 07:17:23,515 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 07:17:23,515 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_init [2024-11-09 07:17:23,516 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_init [2024-11-09 07:17:23,516 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-09 07:17:23,516 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-09 07:17:23,516 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer [2024-11-09 07:17:23,516 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer [2024-11-09 07:17:23,517 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-09 07:17:23,517 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2024-11-09 07:17:23,518 INFO L130 BoogieDeclarations]: Found specification of procedure add_timer [2024-11-09 07:17:23,518 INFO L138 BoogieDeclarations]: Found implementation of procedure add_timer [2024-11-09 07:17:23,519 INFO L130 BoogieDeclarations]: Found specification of procedure cdev_add [2024-11-09 07:17:23,519 INFO L138 BoogieDeclarations]: Found implementation of procedure cdev_add [2024-11-09 07:17:23,519 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~$Pointer$~TO~int [2024-11-09 07:17:23,519 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~$Pointer$~TO~int [2024-11-09 07:17:23,519 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2024-11-09 07:17:23,520 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2024-11-09 07:17:23,520 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2024-11-09 07:17:23,520 INFO L130 BoogieDeclarations]: Found specification of procedure outw [2024-11-09 07:17:23,520 INFO L138 BoogieDeclarations]: Found implementation of procedure outw [2024-11-09 07:17:23,521 INFO L130 BoogieDeclarations]: Found specification of procedure outb [2024-11-09 07:17:23,521 INFO L138 BoogieDeclarations]: Found implementation of procedure outb [2024-11-09 07:17:23,521 INFO L130 BoogieDeclarations]: Found specification of procedure misc_deregister [2024-11-09 07:17:23,521 INFO L138 BoogieDeclarations]: Found implementation of procedure misc_deregister [2024-11-09 07:17:23,521 INFO L130 BoogieDeclarations]: Found specification of procedure assert_context_process [2024-11-09 07:17:23,522 INFO L138 BoogieDeclarations]: Found implementation of procedure assert_context_process [2024-11-09 07:17:23,522 INFO L130 BoogieDeclarations]: Found specification of procedure zf_set_control [2024-11-09 07:17:23,522 INFO L138 BoogieDeclarations]: Found implementation of procedure zf_set_control [2024-11-09 07:17:23,522 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-09 07:17:23,522 INFO L130 BoogieDeclarations]: Found specification of procedure zf_readw [2024-11-09 07:17:23,523 INFO L138 BoogieDeclarations]: Found implementation of procedure zf_readw [2024-11-09 07:17:23,523 INFO L130 BoogieDeclarations]: Found specification of procedure zf_ping [2024-11-09 07:17:23,523 INFO L138 BoogieDeclarations]: Found implementation of procedure zf_ping [2024-11-09 07:17:23,523 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~TO~int [2024-11-09 07:17:23,523 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~TO~int [2024-11-09 07:17:23,523 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2024-11-09 07:17:23,524 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2024-11-09 07:17:23,524 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2024-11-09 07:17:23,524 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2024-11-09 07:17:23,524 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-09 07:17:24,132 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 07:17:24,136 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 07:17:30,187 INFO L? ?]: Removed 437 outVars from TransFormulas that were not future-live. [2024-11-09 07:17:30,187 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 07:17:31,014 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 07:17:31,014 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-09 07:17:31,014 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 07:17:31 BoogieIcfgContainer [2024-11-09 07:17:31,014 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 07:17:31,020 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-09 07:17:31,022 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-09 07:17:31,026 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-09 07:17:31,026 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.11 07:17:20" (1/3) ... [2024-11-09 07:17:31,027 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3e86bb28 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 07:17:31, skipping insertion in model container [2024-11-09 07:17:31,027 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:17:22" (2/3) ... [2024-11-09 07:17:31,028 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3e86bb28 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 07:17:31, skipping insertion in model container [2024-11-09 07:17:31,028 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 07:17:31" (3/3) ... [2024-11-09 07:17:31,029 INFO L112 eAbstractionObserver]: Analyzing ICFG ddv_machzwd_inb.i [2024-11-09 07:17:31,052 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-09 07:17:31,053 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 0 error locations. [2024-11-09 07:17:31,055 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3e86bb28 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 09.11 07:17:31, skipping insertion in model container [2024-11-09 07:17:31,056 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-09 07:17:31,057 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-09 07:17:31,057 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-09 07:17:31,057 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-09 07:17:31,060 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 07:17:31" (3/3) ... [2024-11-09 07:17:31,063 INFO L142 WitnessPrinter]: Generating witness for correct program [2024-11-09 07:17:31,068 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure spin_lock_init [2024-11-09 07:17:31,068 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printk [2024-11-09 07:17:31,068 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure misc_deregister [2024-11-09 07:17:31,068 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure zf_ping [2024-11-09 07:17:31,068 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure assert_context_process [2024-11-09 07:17:31,069 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure zf_readw [2024-11-09 07:17:31,069 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ##fun~$Pointer$~TO~VOID [2024-11-09 07:17:31,069 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure zf_timer_off [2024-11-09 07:17:31,069 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure spin_lock [2024-11-09 07:17:31,069 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2024-11-09 07:17:31,070 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ##fun~int~TO~VOID [2024-11-09 07:17:31,070 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure outw [2024-11-09 07:17:31,070 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure outb [2024-11-09 07:17:31,070 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure add_timer [2024-11-09 07:17:31,070 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure spin_unlock [2024-11-09 07:17:31,070 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure assume_abort_if_not [2024-11-09 07:17:31,070 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure release_region [2024-11-09 07:17:31,071 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure __VERIFIER_atomic_begin [2024-11-09 07:17:31,071 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure spin_unlock_irqrestore [2024-11-09 07:17:31,071 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure __VERIFIER_atomic_end [2024-11-09 07:17:31,071 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure del_timer [2024-11-09 07:17:31,071 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure spin_lock_irqsave [2024-11-09 07:17:31,071 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure zf_get_control [2024-11-09 07:17:31,071 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure request_region [2024-11-09 07:17:31,073 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~TO~int [2024-11-09 07:17:31,073 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure cdev_add [2024-11-09 07:17:31,074 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~$Pointer$~TO~int [2024-11-09 07:17:31,075 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure zf_set_control [2024-11-09 07:17:31,115 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 247 nodes and edges [2024-11-09 07:17:31,121 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 76 nodes and edges [2024-11-09 07:17:31,126 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 23 nodes and edges [2024-11-09 07:17:31,132 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2024-11-09 07:17:31,138 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2024-11-09 07:17:31,143 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-11-09 07:17:31,575 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71f7ed62-be0f-4d96-b65e-e316ba6271bc/bin/utaipan-verify-YMUCfTKeje/witness.graphml [2024-11-09 07:17:31,576 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71f7ed62-be0f-4d96-b65e-e316ba6271bc/bin/utaipan-verify-YMUCfTKeje/witness.yml [2024-11-09 07:17:31,576 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-09 07:17:31,579 INFO L158 Benchmark]: Toolchain (without parser) took 11389.75ms. Allocated memory was 127.9MB in the beginning and 306.2MB in the end (delta: 178.3MB). Free memory was 84.4MB in the beginning and 101.1MB in the end (delta: -16.7MB). Peak memory consumption was 160.3MB. Max. memory is 16.1GB. [2024-11-09 07:17:31,580 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 127.9MB. Free memory is still 99.3MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 07:17:31,581 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2593.48ms. Allocated memory was 127.9MB in the beginning and 188.7MB in the end (delta: 60.8MB). Free memory was 84.4MB in the beginning and 139.6MB in the end (delta: -55.2MB). Peak memory consumption was 61.2MB. Max. memory is 16.1GB. [2024-11-09 07:17:31,582 INFO L158 Benchmark]: Boogie Procedure Inliner took 386.81ms. Allocated memory is still 188.7MB. Free memory was 139.6MB in the beginning and 112.3MB in the end (delta: 27.4MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. [2024-11-09 07:17:31,582 INFO L158 Benchmark]: Boogie Preprocessor took 244.56ms. Allocated memory is still 188.7MB. Free memory was 112.3MB in the beginning and 93.0MB in the end (delta: 19.3MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2024-11-09 07:17:31,583 INFO L158 Benchmark]: RCFGBuilder took 7596.53ms. Allocated memory was 188.7MB in the beginning and 306.2MB in the end (delta: 117.4MB). Free memory was 92.1MB in the beginning and 154.6MB in the end (delta: -62.5MB). Peak memory consumption was 153.6MB. Max. memory is 16.1GB. [2024-11-09 07:17:31,584 INFO L158 Benchmark]: TraceAbstraction took 36.40ms. Allocated memory is still 306.2MB. Free memory was 153.6MB in the beginning and 151.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-09 07:17:31,584 INFO L158 Benchmark]: Witness Printer took 519.55ms. Allocated memory is still 306.2MB. Free memory was 151.5MB in the beginning and 101.1MB in the end (delta: 50.3MB). Peak memory consumption was 48.2MB. Max. memory is 16.1GB. [2024-11-09 07:17:31,587 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31ms. Allocated memory is still 127.9MB. Free memory is still 99.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2593.48ms. Allocated memory was 127.9MB in the beginning and 188.7MB in the end (delta: 60.8MB). Free memory was 84.4MB in the beginning and 139.6MB in the end (delta: -55.2MB). Peak memory consumption was 61.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 386.81ms. Allocated memory is still 188.7MB. Free memory was 139.6MB in the beginning and 112.3MB in the end (delta: 27.4MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 244.56ms. Allocated memory is still 188.7MB. Free memory was 112.3MB in the beginning and 93.0MB in the end (delta: 19.3MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * RCFGBuilder took 7596.53ms. Allocated memory was 188.7MB in the beginning and 306.2MB in the end (delta: 117.4MB). Free memory was 92.1MB in the beginning and 154.6MB in the end (delta: -62.5MB). Peak memory consumption was 153.6MB. Max. memory is 16.1GB. * TraceAbstraction took 36.40ms. Allocated memory is still 306.2MB. Free memory was 153.6MB in the beginning and 151.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Witness Printer took 519.55ms. Allocated memory is still 306.2MB. Free memory was 151.5MB in the beginning and 101.1MB in the end (delta: 50.3MB). Peak memory consumption was 48.2MB. 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! [2024-11-09 07:17:31,627 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71f7ed62-be0f-4d96-b65e-e316ba6271bc/bin/utaipan-verify-YMUCfTKeje/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