./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ddv-machzwd/ddv_machzwd_inl_p.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version cf1a7837 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_d837a644-2a00-4c14-9e98-5551b3f810db/bin/utaipan-verify-NcY6lQBIFX/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d837a644-2a00-4c14-9e98-5551b3f810db/bin/utaipan-verify-NcY6lQBIFX/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d837a644-2a00-4c14-9e98-5551b3f810db/bin/utaipan-verify-NcY6lQBIFX/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d837a644-2a00-4c14-9e98-5551b3f810db/bin/utaipan-verify-NcY6lQBIFX/config/TaipanReach.xml -i ../../sv-benchmarks/c/ddv-machzwd/ddv_machzwd_inl_p.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d837a644-2a00-4c14-9e98-5551b3f810db/bin/utaipan-verify-NcY6lQBIFX/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d837a644-2a00-4c14-9e98-5551b3f810db/bin/utaipan-verify-NcY6lQBIFX --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 822210afb67ed99ceea45b432aca8ec250ff4c38d2893c644887ddfbc667fadf --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-12 00:47:10,635 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-12 00:47:10,745 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d837a644-2a00-4c14-9e98-5551b3f810db/bin/utaipan-verify-NcY6lQBIFX/config/svcomp-Reach-32bit-Taipan_Default.epf [2023-11-12 00:47:10,752 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-12 00:47:10,753 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-12 00:47:10,792 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-12 00:47:10,793 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-12 00:47:10,793 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-12 00:47:10,794 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-12 00:47:10,799 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-12 00:47:10,800 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-12 00:47:10,800 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-12 00:47:10,801 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-12 00:47:10,803 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-12 00:47:10,803 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-12 00:47:10,804 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-12 00:47:10,804 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-12 00:47:10,804 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-12 00:47:10,805 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-12 00:47:10,805 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-12 00:47:10,806 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-12 00:47:10,807 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-12 00:47:10,808 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-12 00:47:10,808 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-12 00:47:10,809 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-12 00:47:10,809 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-12 00:47:10,810 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-12 00:47:10,810 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-12 00:47:10,811 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-12 00:47:10,811 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-12 00:47:10,812 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-12 00:47:10,813 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-12 00:47:10,813 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-12 00:47:10,813 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-12 00:47:10,814 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-12 00:47:10,814 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-12 00:47:10,814 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-12 00:47:10,815 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-12 00:47:10,815 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-12 00:47:10,815 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-12 00:47:10,816 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-12 00:47:10,816 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-12 00:47:10,816 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-12 00:47:10,817 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-12 00:47:10,817 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-12 00:47:10,818 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_d837a644-2a00-4c14-9e98-5551b3f810db/bin/utaipan-verify-NcY6lQBIFX/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d837a644-2a00-4c14-9e98-5551b3f810db/bin/utaipan-verify-NcY6lQBIFX Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 822210afb67ed99ceea45b432aca8ec250ff4c38d2893c644887ddfbc667fadf [2023-11-12 00:47:11,106 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-12 00:47:11,138 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-12 00:47:11,141 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-12 00:47:11,142 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-12 00:47:11,143 INFO L274 PluginConnector]: CDTParser initialized [2023-11-12 00:47:11,145 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d837a644-2a00-4c14-9e98-5551b3f810db/bin/utaipan-verify-NcY6lQBIFX/../../sv-benchmarks/c/ddv-machzwd/ddv_machzwd_inl_p.i [2023-11-12 00:47:14,204 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-12 00:47:14,684 INFO L384 CDTParser]: Found 1 translation units. [2023-11-12 00:47:14,685 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d837a644-2a00-4c14-9e98-5551b3f810db/sv-benchmarks/c/ddv-machzwd/ddv_machzwd_inl_p.i [2023-11-12 00:47:14,720 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d837a644-2a00-4c14-9e98-5551b3f810db/bin/utaipan-verify-NcY6lQBIFX/data/17387862c/019d8afd7eff4981b3bd77663b4b8b52/FLAG7ce0d4b1c [2023-11-12 00:47:14,737 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d837a644-2a00-4c14-9e98-5551b3f810db/bin/utaipan-verify-NcY6lQBIFX/data/17387862c/019d8afd7eff4981b3bd77663b4b8b52 [2023-11-12 00:47:14,739 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-12 00:47:14,741 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-12 00:47:14,742 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-12 00:47:14,742 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-12 00:47:14,748 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-12 00:47:14,749 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:47:14" (1/1) ... [2023-11-12 00:47:14,750 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@54891af5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:47:14, skipping insertion in model container [2023-11-12 00:47:14,751 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:47:14" (1/1) ... [2023-11-12 00:47:14,846 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-12 00:47:15,068 WARN L240 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_d837a644-2a00-4c14-9e98-5551b3f810db/sv-benchmarks/c/ddv-machzwd/ddv_machzwd_inl_p.i[457,470] [2023-11-12 00:47:16,387 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:47:16,450 INFO L202 MainTranslator]: Completed pre-run [2023-11-12 00:47:16,464 WARN L240 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_d837a644-2a00-4c14-9e98-5551b3f810db/sv-benchmarks/c/ddv-machzwd/ddv_machzwd_inl_p.i[457,470] [2023-11-12 00:47:16,843 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:47:17,005 WARN L672 CHandler]: The function __VERIFIER_nondet_sector_t is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 00:47:17,013 INFO L206 MainTranslator]: Completed translation [2023-11-12 00:47:17,014 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:47:17 WrapperNode [2023-11-12 00:47:17,014 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-12 00:47:17,015 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-12 00:47:17,015 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-12 00:47:17,015 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-12 00:47:17,023 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:47:17" (1/1) ... [2023-11-12 00:47:17,092 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:47:17" (1/1) ... [2023-11-12 00:47:17,205 INFO L138 Inliner]: procedures = 474, calls = 839, calls flagged for inlining = 54, calls inlined = 37, statements flattened = 1080 [2023-11-12 00:47:17,208 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-12 00:47:17,209 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-12 00:47:17,209 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-12 00:47:17,209 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-12 00:47:17,219 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:47:17" (1/1) ... [2023-11-12 00:47:17,219 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:47:17" (1/1) ... [2023-11-12 00:47:17,243 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:47:17" (1/1) ... [2023-11-12 00:47:17,245 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:47:17" (1/1) ... [2023-11-12 00:47:17,315 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:47:17" (1/1) ... [2023-11-12 00:47:17,323 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:47:17" (1/1) ... [2023-11-12 00:47:17,332 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:47:17" (1/1) ... [2023-11-12 00:47:17,339 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:47:17" (1/1) ... [2023-11-12 00:47:17,355 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-12 00:47:17,356 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-12 00:47:17,356 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-12 00:47:17,356 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-12 00:47:17,357 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:47:17" (1/1) ... [2023-11-12 00:47:17,371 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-12 00:47:17,392 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d837a644-2a00-4c14-9e98-5551b3f810db/bin/utaipan-verify-NcY6lQBIFX/z3 [2023-11-12 00:47:17,404 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d837a644-2a00-4c14-9e98-5551b3f810db/bin/utaipan-verify-NcY6lQBIFX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-12 00:47:17,431 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d837a644-2a00-4c14-9e98-5551b3f810db/bin/utaipan-verify-NcY6lQBIFX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-12 00:47:17,445 INFO L130 BoogieDeclarations]: Found specification of procedure zf_timer_off [2023-11-12 00:47:17,445 INFO L138 BoogieDeclarations]: Found implementation of procedure zf_timer_off [2023-11-12 00:47:17,445 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-12 00:47:17,445 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_atomic_begin [2023-11-12 00:47:17,445 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2023-11-12 00:47:17,447 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2023-11-12 00:47:17,448 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-12 00:47:17,448 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2023-11-12 00:47:17,448 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2023-11-12 00:47:17,448 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-12 00:47:17,448 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_atomic_end [2023-11-12 00:47:17,449 INFO L130 BoogieDeclarations]: Found specification of procedure zf_get_control [2023-11-12 00:47:17,449 INFO L138 BoogieDeclarations]: Found implementation of procedure zf_get_control [2023-11-12 00:47:17,449 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2023-11-12 00:47:17,449 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-12 00:47:17,449 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-12 00:47:17,450 INFO L130 BoogieDeclarations]: Found specification of procedure request_region [2023-11-12 00:47:17,450 INFO L138 BoogieDeclarations]: Found implementation of procedure request_region [2023-11-12 00:47:17,451 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-12 00:47:17,451 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-12 00:47:17,451 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2023-11-12 00:47:17,452 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2023-11-12 00:47:17,452 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_irqsave [2023-11-12 00:47:17,453 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_irqsave [2023-11-12 00:47:17,453 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~TO~VOID [2023-11-12 00:47:17,453 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~TO~VOID [2023-11-12 00:47:17,453 INFO L130 BoogieDeclarations]: Found specification of procedure release_region [2023-11-12 00:47:17,454 INFO L138 BoogieDeclarations]: Found implementation of procedure release_region [2023-11-12 00:47:17,454 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-12 00:47:17,454 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-12 00:47:17,455 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_init [2023-11-12 00:47:17,455 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_init [2023-11-12 00:47:17,455 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2023-11-12 00:47:17,455 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-12 00:47:17,456 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-12 00:47:17,456 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer [2023-11-12 00:47:17,456 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer [2023-11-12 00:47:17,456 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-12 00:47:17,457 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-12 00:47:17,457 INFO L130 BoogieDeclarations]: Found specification of procedure add_timer [2023-11-12 00:47:17,457 INFO L138 BoogieDeclarations]: Found implementation of procedure add_timer [2023-11-12 00:47:17,457 INFO L130 BoogieDeclarations]: Found specification of procedure cdev_add [2023-11-12 00:47:17,457 INFO L138 BoogieDeclarations]: Found implementation of procedure cdev_add [2023-11-12 00:47:17,457 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~$Pointer$~TO~int [2023-11-12 00:47:17,458 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~$Pointer$~TO~int [2023-11-12 00:47:17,458 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-12 00:47:17,458 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2023-11-12 00:47:17,458 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2023-11-12 00:47:17,458 INFO L130 BoogieDeclarations]: Found specification of procedure outw [2023-11-12 00:47:17,458 INFO L138 BoogieDeclarations]: Found implementation of procedure outw [2023-11-12 00:47:17,459 INFO L130 BoogieDeclarations]: Found specification of procedure outb [2023-11-12 00:47:17,459 INFO L138 BoogieDeclarations]: Found implementation of procedure outb [2023-11-12 00:47:17,459 INFO L130 BoogieDeclarations]: Found specification of procedure misc_deregister [2023-11-12 00:47:17,459 INFO L138 BoogieDeclarations]: Found implementation of procedure misc_deregister [2023-11-12 00:47:17,459 INFO L130 BoogieDeclarations]: Found specification of procedure assert_context_process [2023-11-12 00:47:17,459 INFO L138 BoogieDeclarations]: Found implementation of procedure assert_context_process [2023-11-12 00:47:17,460 INFO L130 BoogieDeclarations]: Found specification of procedure zf_set_control [2023-11-12 00:47:17,460 INFO L138 BoogieDeclarations]: Found implementation of procedure zf_set_control [2023-11-12 00:47:17,460 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-12 00:47:17,461 INFO L130 BoogieDeclarations]: Found specification of procedure zf_readw [2023-11-12 00:47:17,461 INFO L138 BoogieDeclarations]: Found implementation of procedure zf_readw [2023-11-12 00:47:17,462 INFO L130 BoogieDeclarations]: Found specification of procedure zf_ping [2023-11-12 00:47:17,463 INFO L138 BoogieDeclarations]: Found implementation of procedure zf_ping [2023-11-12 00:47:17,463 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~TO~int [2023-11-12 00:47:17,463 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~TO~int [2023-11-12 00:47:17,463 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2023-11-12 00:47:17,463 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2023-11-12 00:47:17,463 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2023-11-12 00:47:17,464 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2023-11-12 00:47:17,464 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-12 00:47:17,843 INFO L236 CfgBuilder]: Building ICFG [2023-11-12 00:47:17,846 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-12 00:47:19,825 INFO L277 CfgBuilder]: Performing block encoding [2023-11-12 00:47:20,363 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-12 00:47:20,364 INFO L302 CfgBuilder]: Removed 4 assume(true) statements. [2023-11-12 00:47:20,368 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:47:20 BoogieIcfgContainer [2023-11-12 00:47:20,369 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-12 00:47:20,371 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-12 00:47:20,371 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-12 00:47:20,375 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-12 00:47:20,375 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.11 12:47:14" (1/3) ... [2023-11-12 00:47:20,376 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@772eeb0a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 12:47:20, skipping insertion in model container [2023-11-12 00:47:20,376 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:47:17" (2/3) ... [2023-11-12 00:47:20,378 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@772eeb0a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 12:47:20, skipping insertion in model container [2023-11-12 00:47:20,378 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:47:20" (3/3) ... [2023-11-12 00:47:20,380 INFO L112 eAbstractionObserver]: Analyzing ICFG ddv_machzwd_inl_p.i [2023-11-12 00:47:20,404 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-12 00:47:20,405 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 0 error locations. [2023-11-12 00:47:20,407 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@772eeb0a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 12.11 12:47:20, skipping insertion in model container [2023-11-12 00:47:20,407 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-12 00:47:20,408 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-12 00:47:20,409 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-12 00:47:20,409 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-12 00:47:20,410 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:47:20" (3/3) ... [2023-11-12 00:47:20,412 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-11-12 00:47:20,417 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure spin_lock_init [2023-11-12 00:47:20,417 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printk [2023-11-12 00:47:20,418 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure misc_deregister [2023-11-12 00:47:20,418 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure zf_ping [2023-11-12 00:47:20,418 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure assert_context_process [2023-11-12 00:47:20,418 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure zf_readw [2023-11-12 00:47:20,418 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ##fun~$Pointer$~TO~VOID [2023-11-12 00:47:20,418 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure zf_timer_off [2023-11-12 00:47:20,418 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure spin_lock [2023-11-12 00:47:20,418 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2023-11-12 00:47:20,419 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ##fun~int~TO~VOID [2023-11-12 00:47:20,419 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure outw [2023-11-12 00:47:20,419 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure outb [2023-11-12 00:47:20,419 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure add_timer [2023-11-12 00:47:20,419 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure spin_unlock [2023-11-12 00:47:20,419 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure assume_abort_if_not [2023-11-12 00:47:20,419 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure release_region [2023-11-12 00:47:20,420 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure __VERIFIER_atomic_begin [2023-11-12 00:47:20,420 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure spin_unlock_irqrestore [2023-11-12 00:47:20,420 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure __VERIFIER_atomic_end [2023-11-12 00:47:20,420 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure del_timer [2023-11-12 00:47:20,421 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure spin_lock_irqsave [2023-11-12 00:47:20,421 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure zf_get_control [2023-11-12 00:47:20,421 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure request_region [2023-11-12 00:47:20,422 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~TO~int [2023-11-12 00:47:20,422 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure cdev_add [2023-11-12 00:47:20,423 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~$Pointer$~TO~int [2023-11-12 00:47:20,423 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure zf_set_control [2023-11-12 00:47:20,447 INFO L944 BoogieBacktranslator]: Reduced CFG by removing 231 nodes and edges [2023-11-12 00:47:20,450 INFO L944 BoogieBacktranslator]: Reduced CFG by removing 85 nodes and edges [2023-11-12 00:47:20,453 INFO L944 BoogieBacktranslator]: Reduced CFG by removing 24 nodes and edges [2023-11-12 00:47:20,456 INFO L944 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2023-11-12 00:47:20,459 INFO L944 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2023-11-12 00:47:20,462 INFO L944 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-11-12 00:47:20,717 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d837a644-2a00-4c14-9e98-5551b3f810db/bin/utaipan-verify-NcY6lQBIFX/witness.graphml [2023-11-12 00:47:20,718 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d837a644-2a00-4c14-9e98-5551b3f810db/bin/utaipan-verify-NcY6lQBIFX/witness.yml [2023-11-12 00:47:20,718 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-12 00:47:20,720 INFO L158 Benchmark]: Toolchain (without parser) took 5978.38ms. Allocated memory was 176.2MB in the beginning and 266.3MB in the end (delta: 90.2MB). Free memory was 125.5MB in the beginning and 113.0MB in the end (delta: 12.6MB). Peak memory consumption was 105.8MB. Max. memory is 16.1GB. [2023-11-12 00:47:20,720 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 176.2MB. Free memory was 149.1MB in the beginning and 148.8MB in the end (delta: 243.3kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-12 00:47:20,721 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2272.06ms. Allocated memory is still 176.2MB. Free memory was 125.2MB in the beginning and 99.7MB in the end (delta: 25.5MB). Peak memory consumption was 71.9MB. Max. memory is 16.1GB. [2023-11-12 00:47:20,721 INFO L158 Benchmark]: Boogie Procedure Inliner took 193.17ms. Allocated memory is still 176.2MB. Free memory was 99.7MB in the beginning and 89.9MB in the end (delta: 9.8MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-11-12 00:47:20,722 INFO L158 Benchmark]: Boogie Preprocessor took 146.17ms. Allocated memory is still 176.2MB. Free memory was 89.9MB in the beginning and 82.2MB in the end (delta: 7.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2023-11-12 00:47:20,722 INFO L158 Benchmark]: RCFGBuilder took 3013.10ms. Allocated memory was 176.2MB in the beginning and 266.3MB in the end (delta: 90.2MB). Free memory was 82.2MB in the beginning and 138.2MB in the end (delta: -55.9MB). Peak memory consumption was 101.0MB. Max. memory is 16.1GB. [2023-11-12 00:47:20,723 INFO L158 Benchmark]: TraceAbstraction took 35.74ms. Allocated memory is still 266.3MB. Free memory was 137.1MB in the beginning and 135.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-12 00:47:20,723 INFO L158 Benchmark]: Witness Printer took 309.74ms. Allocated memory is still 266.3MB. Free memory was 135.1MB in the beginning and 113.0MB in the end (delta: 22.1MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2023-11-12 00:47:20,725 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 176.2MB. Free memory was 149.1MB in the beginning and 148.8MB in the end (delta: 243.3kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2272.06ms. Allocated memory is still 176.2MB. Free memory was 125.2MB in the beginning and 99.7MB in the end (delta: 25.5MB). Peak memory consumption was 71.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 193.17ms. Allocated memory is still 176.2MB. Free memory was 99.7MB in the beginning and 89.9MB in the end (delta: 9.8MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Preprocessor took 146.17ms. Allocated memory is still 176.2MB. Free memory was 89.9MB in the beginning and 82.2MB in the end (delta: 7.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 3013.10ms. Allocated memory was 176.2MB in the beginning and 266.3MB in the end (delta: 90.2MB). Free memory was 82.2MB in the beginning and 138.2MB in the end (delta: -55.9MB). Peak memory consumption was 101.0MB. Max. memory is 16.1GB. * TraceAbstraction took 35.74ms. Allocated memory is still 266.3MB. Free memory was 137.1MB in the beginning and 135.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Witness Printer took 309.74ms. Allocated memory is still 266.3MB. Free memory was 135.1MB in the beginning and 113.0MB in the end (delta: 22.1MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - AllSpecificationsHoldResult: All specifications hold We were not able to verify any specification because the program does not contain any specification. RESULT: Ultimate proved your program to be correct! [2023-11-12 00:47:20,751 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d837a644-2a00-4c14-9e98-5551b3f810db/bin/utaipan-verify-NcY6lQBIFX/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