./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ddv-machzwd/ddv_machzwd_outl_p.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 4fc63b2a 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_666607db-dc02-4157-b608-6142e2f53352/bin/utaipan-verify-DbMuA5NWw2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_666607db-dc02-4157-b608-6142e2f53352/bin/utaipan-verify-DbMuA5NWw2/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_666607db-dc02-4157-b608-6142e2f53352/bin/utaipan-verify-DbMuA5NWw2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_666607db-dc02-4157-b608-6142e2f53352/bin/utaipan-verify-DbMuA5NWw2/config/TaipanReach.xml -i ../../sv-benchmarks/c/ddv-machzwd/ddv_machzwd_outl_p.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_666607db-dc02-4157-b608-6142e2f53352/bin/utaipan-verify-DbMuA5NWw2/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_666607db-dc02-4157-b608-6142e2f53352/bin/utaipan-verify-DbMuA5NWw2 --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 8acf23346fce853ea7f29f138c9c8af6d9070a3261dcb0ee52337c4f25e22e59 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-4fc63b2 [2024-11-02 12:40:17,120 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-02 12:40:17,221 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_666607db-dc02-4157-b608-6142e2f53352/bin/utaipan-verify-DbMuA5NWw2/config/svcomp-Reach-32bit-Taipan_Default.epf [2024-11-02 12:40:17,227 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-02 12:40:17,231 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-02 12:40:17,283 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-02 12:40:17,283 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-02 12:40:17,284 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-02 12:40:17,284 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-02 12:40:17,285 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-02 12:40:17,286 INFO L153 SettingsManager]: * User list type=DISABLED [2024-11-02 12:40:17,287 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2024-11-02 12:40:17,287 INFO L153 SettingsManager]: * Explicit value domain=true [2024-11-02 12:40:17,288 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2024-11-02 12:40:17,289 INFO L153 SettingsManager]: * Octagon Domain=false [2024-11-02 12:40:17,290 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2024-11-02 12:40:17,290 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2024-11-02 12:40:17,290 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2024-11-02 12:40:17,291 INFO L153 SettingsManager]: * Interval Domain=false [2024-11-02 12:40:17,291 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2024-11-02 12:40:17,291 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2024-11-02 12:40:17,292 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2024-11-02 12:40:17,292 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-02 12:40:17,293 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-02 12:40:17,303 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-02 12:40:17,303 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-02 12:40:17,303 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-02 12:40:17,304 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-02 12:40:17,304 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-02 12:40:17,304 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-02 12:40:17,304 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-02 12:40:17,305 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-02 12:40:17,305 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-02 12:40:17,305 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-02 12:40:17,305 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-02 12:40:17,306 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-02 12:40:17,306 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-02 12:40:17,307 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-02 12:40:17,307 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-02 12:40:17,307 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-02 12:40:17,307 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-02 12:40:17,308 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-02 12:40:17,308 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2024-11-02 12:40:17,308 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-02 12:40:17,309 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-02 12:40:17,309 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2024-11-02 12:40:17,309 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-02 12:40:17,309 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_666607db-dc02-4157-b608-6142e2f53352/bin/utaipan-verify-DbMuA5NWw2/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_666607db-dc02-4157-b608-6142e2f53352/bin/utaipan-verify-DbMuA5NWw2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8acf23346fce853ea7f29f138c9c8af6d9070a3261dcb0ee52337c4f25e22e59 [2024-11-02 12:40:17,615 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-02 12:40:17,650 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-02 12:40:17,656 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-02 12:40:17,658 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-02 12:40:17,688 INFO L274 PluginConnector]: CDTParser initialized [2024-11-02 12:40:17,689 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_666607db-dc02-4157-b608-6142e2f53352/bin/utaipan-verify-DbMuA5NWw2/../../sv-benchmarks/c/ddv-machzwd/ddv_machzwd_outl_p.i Unable to find full path for "g++" [2024-11-02 12:40:19,852 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-02 12:40:20,226 INFO L384 CDTParser]: Found 1 translation units. [2024-11-02 12:40:20,227 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_666607db-dc02-4157-b608-6142e2f53352/sv-benchmarks/c/ddv-machzwd/ddv_machzwd_outl_p.i [2024-11-02 12:40:20,253 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_666607db-dc02-4157-b608-6142e2f53352/bin/utaipan-verify-DbMuA5NWw2/data/f4d5a5d88/f40c62b2db08455690b8360455f66466/FLAG783801b56 [2024-11-02 12:40:20,271 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_666607db-dc02-4157-b608-6142e2f53352/bin/utaipan-verify-DbMuA5NWw2/data/f4d5a5d88/f40c62b2db08455690b8360455f66466 [2024-11-02 12:40:20,273 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-02 12:40:20,275 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-02 12:40:20,276 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-02 12:40:20,276 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-02 12:40:20,282 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-02 12:40:20,284 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 12:40:20" (1/1) ... [2024-11-02 12:40:20,285 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@a52fcae and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:40:20, skipping insertion in model container [2024-11-02 12:40:20,285 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 12:40:20" (1/1) ... [2024-11-02 12:40:20,473 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-02 12:40:20,795 WARN L251 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_666607db-dc02-4157-b608-6142e2f53352/sv-benchmarks/c/ddv-machzwd/ddv_machzwd_outl_p.i[458,471] [2024-11-02 12:40:22,196 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-02 12:40:22,302 INFO L200 MainTranslator]: Completed pre-run [2024-11-02 12:40:22,318 WARN L251 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_666607db-dc02-4157-b608-6142e2f53352/sv-benchmarks/c/ddv-machzwd/ddv_machzwd_outl_p.i[458,471] [2024-11-02 12:40:22,607 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-02 12:40:22,830 INFO L204 MainTranslator]: Completed translation [2024-11-02 12:40:22,830 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:40:22 WrapperNode [2024-11-02 12:40:22,831 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-02 12:40:22,832 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-02 12:40:22,832 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-02 12:40:22,832 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-02 12:40:22,840 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:40:22" (1/1) ... [2024-11-02 12:40:22,933 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:40:22" (1/1) ... [2024-11-02 12:40:23,116 INFO L138 Inliner]: procedures = 472, calls = 2680, calls flagged for inlining = 54, calls inlined = 37, statements flattened = 3384 [2024-11-02 12:40:23,116 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-02 12:40:23,117 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-02 12:40:23,118 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-02 12:40:23,118 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-02 12:40:23,129 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:40:22" (1/1) ... [2024-11-02 12:40:23,129 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:40:22" (1/1) ... [2024-11-02 12:40:23,166 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:40:22" (1/1) ... [2024-11-02 12:40:23,170 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:40:22" (1/1) ... [2024-11-02 12:40:23,267 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:40:22" (1/1) ... [2024-11-02 12:40:23,283 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:40:22" (1/1) ... [2024-11-02 12:40:23,311 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:40:22" (1/1) ... [2024-11-02 12:40:23,327 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:40:22" (1/1) ... [2024-11-02 12:40:23,356 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-02 12:40:23,358 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-02 12:40:23,359 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-02 12:40:23,359 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-02 12:40:23,360 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:40:22" (1/1) ... [2024-11-02 12:40:23,366 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-02 12:40:23,378 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_666607db-dc02-4157-b608-6142e2f53352/bin/utaipan-verify-DbMuA5NWw2/z3 [2024-11-02 12:40:23,399 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_666607db-dc02-4157-b608-6142e2f53352/bin/utaipan-verify-DbMuA5NWw2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-02 12:40:23,403 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_666607db-dc02-4157-b608-6142e2f53352/bin/utaipan-verify-DbMuA5NWw2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-02 12:40:23,436 INFO L130 BoogieDeclarations]: Found specification of procedure zf_timer_off [2024-11-02 12:40:23,436 INFO L138 BoogieDeclarations]: Found implementation of procedure zf_timer_off [2024-11-02 12:40:23,437 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-11-02 12:40:23,438 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_atomic_begin [2024-11-02 12:40:23,439 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2024-11-02 12:40:23,439 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2024-11-02 12:40:23,439 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-02 12:40:23,440 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2024-11-02 12:40:23,440 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2024-11-02 12:40:23,440 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-11-02 12:40:23,440 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_atomic_end [2024-11-02 12:40:23,440 INFO L130 BoogieDeclarations]: Found specification of procedure zf_get_control [2024-11-02 12:40:23,440 INFO L138 BoogieDeclarations]: Found implementation of procedure zf_get_control [2024-11-02 12:40:23,441 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-02 12:40:23,441 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-02 12:40:23,441 INFO L130 BoogieDeclarations]: Found specification of procedure request_region [2024-11-02 12:40:23,441 INFO L138 BoogieDeclarations]: Found implementation of procedure request_region [2024-11-02 12:40:23,442 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-02 12:40:23,442 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2024-11-02 12:40:23,442 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2024-11-02 12:40:23,443 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2024-11-02 12:40:23,443 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_irqsave [2024-11-02 12:40:23,443 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_irqsave [2024-11-02 12:40:23,443 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~TO~VOID [2024-11-02 12:40:23,443 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~TO~VOID [2024-11-02 12:40:23,443 INFO L130 BoogieDeclarations]: Found specification of procedure release_region [2024-11-02 12:40:23,443 INFO L138 BoogieDeclarations]: Found implementation of procedure release_region [2024-11-02 12:40:23,443 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-02 12:40:23,443 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-02 12:40:23,443 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_init [2024-11-02 12:40:23,444 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_init [2024-11-02 12:40:23,444 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-02 12:40:23,444 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-02 12:40:23,444 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer [2024-11-02 12:40:23,444 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer [2024-11-02 12:40:23,444 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-02 12:40:23,444 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2024-11-02 12:40:23,444 INFO L130 BoogieDeclarations]: Found specification of procedure add_timer [2024-11-02 12:40:23,444 INFO L138 BoogieDeclarations]: Found implementation of procedure add_timer [2024-11-02 12:40:23,444 INFO L130 BoogieDeclarations]: Found specification of procedure cdev_add [2024-11-02 12:40:23,445 INFO L138 BoogieDeclarations]: Found implementation of procedure cdev_add [2024-11-02 12:40:23,445 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~$Pointer$~TO~int [2024-11-02 12:40:23,445 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~$Pointer$~TO~int [2024-11-02 12:40:23,445 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2024-11-02 12:40:23,445 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2024-11-02 12:40:23,445 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2024-11-02 12:40:23,445 INFO L130 BoogieDeclarations]: Found specification of procedure outw [2024-11-02 12:40:23,445 INFO L138 BoogieDeclarations]: Found implementation of procedure outw [2024-11-02 12:40:23,445 INFO L130 BoogieDeclarations]: Found specification of procedure outb [2024-11-02 12:40:23,445 INFO L138 BoogieDeclarations]: Found implementation of procedure outb [2024-11-02 12:40:23,445 INFO L130 BoogieDeclarations]: Found specification of procedure misc_deregister [2024-11-02 12:40:23,446 INFO L138 BoogieDeclarations]: Found implementation of procedure misc_deregister [2024-11-02 12:40:23,446 INFO L130 BoogieDeclarations]: Found specification of procedure assert_context_process [2024-11-02 12:40:23,446 INFO L138 BoogieDeclarations]: Found implementation of procedure assert_context_process [2024-11-02 12:40:23,448 INFO L130 BoogieDeclarations]: Found specification of procedure zf_set_control [2024-11-02 12:40:23,449 INFO L138 BoogieDeclarations]: Found implementation of procedure zf_set_control [2024-11-02 12:40:23,449 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-02 12:40:23,449 INFO L130 BoogieDeclarations]: Found specification of procedure zf_readw [2024-11-02 12:40:23,450 INFO L138 BoogieDeclarations]: Found implementation of procedure zf_readw [2024-11-02 12:40:23,450 INFO L130 BoogieDeclarations]: Found specification of procedure zf_ping [2024-11-02 12:40:23,451 INFO L138 BoogieDeclarations]: Found implementation of procedure zf_ping [2024-11-02 12:40:23,451 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~TO~int [2024-11-02 12:40:23,451 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~TO~int [2024-11-02 12:40:23,452 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2024-11-02 12:40:23,452 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2024-11-02 12:40:23,452 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2024-11-02 12:40:23,452 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2024-11-02 12:40:23,452 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-02 12:40:23,966 INFO L238 CfgBuilder]: Building ICFG [2024-11-02 12:40:23,969 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-02 12:40:29,772 INFO L? ?]: Removed 434 outVars from TransFormulas that were not future-live. [2024-11-02 12:40:29,773 INFO L287 CfgBuilder]: Performing block encoding [2024-11-02 12:40:30,557 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-02 12:40:30,557 INFO L316 CfgBuilder]: Removed 4 assume(true) statements. [2024-11-02 12:40:30,557 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 12:40:30 BoogieIcfgContainer [2024-11-02 12:40:30,558 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-02 12:40:30,562 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-02 12:40:30,562 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-02 12:40:30,566 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-02 12:40:30,567 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.11 12:40:20" (1/3) ... [2024-11-02 12:40:30,568 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@787eac and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.11 12:40:30, skipping insertion in model container [2024-11-02 12:40:30,568 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:40:22" (2/3) ... [2024-11-02 12:40:30,570 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@787eac and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.11 12:40:30, skipping insertion in model container [2024-11-02 12:40:30,570 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 12:40:30" (3/3) ... [2024-11-02 12:40:30,572 INFO L112 eAbstractionObserver]: Analyzing ICFG ddv_machzwd_outl_p.i [2024-11-02 12:40:30,594 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-02 12:40:30,595 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 0 error locations. [2024-11-02 12:40:30,597 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@787eac and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 02.11 12:40:30, skipping insertion in model container [2024-11-02 12:40:30,598 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-02 12:40:30,599 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-02 12:40:30,600 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-02 12:40:30,601 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-02 12:40:30,601 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 12:40:30" (3/3) ... [2024-11-02 12:40:30,605 INFO L142 WitnessPrinter]: Generating witness for correct program [2024-11-02 12:40:30,610 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure spin_lock_init [2024-11-02 12:40:30,610 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printk [2024-11-02 12:40:30,611 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure misc_deregister [2024-11-02 12:40:30,611 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure zf_ping [2024-11-02 12:40:30,611 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure assert_context_process [2024-11-02 12:40:30,611 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure zf_readw [2024-11-02 12:40:30,611 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ##fun~$Pointer$~TO~VOID [2024-11-02 12:40:30,611 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure zf_timer_off [2024-11-02 12:40:30,612 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure spin_lock [2024-11-02 12:40:30,612 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2024-11-02 12:40:30,612 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ##fun~int~TO~VOID [2024-11-02 12:40:30,612 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure outw [2024-11-02 12:40:30,612 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure outb [2024-11-02 12:40:30,612 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure add_timer [2024-11-02 12:40:30,613 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure spin_unlock [2024-11-02 12:40:30,613 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure assume_abort_if_not [2024-11-02 12:40:30,613 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure release_region [2024-11-02 12:40:30,614 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure __VERIFIER_atomic_begin [2024-11-02 12:40:30,614 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure spin_unlock_irqrestore [2024-11-02 12:40:30,614 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure __VERIFIER_atomic_end [2024-11-02 12:40:30,615 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure del_timer [2024-11-02 12:40:30,615 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure spin_lock_irqsave [2024-11-02 12:40:30,615 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure zf_get_control [2024-11-02 12:40:30,615 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure request_region [2024-11-02 12:40:30,616 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~TO~int [2024-11-02 12:40:30,616 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure cdev_add [2024-11-02 12:40:30,616 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~$Pointer$~TO~int [2024-11-02 12:40:30,616 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure zf_set_control [2024-11-02 12:40:30,658 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 251 nodes and edges [2024-11-02 12:40:30,663 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 81 nodes and edges [2024-11-02 12:40:30,668 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 23 nodes and edges [2024-11-02 12:40:30,673 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2024-11-02 12:40:30,677 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2024-11-02 12:40:30,686 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-11-02 12:40:31,044 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_666607db-dc02-4157-b608-6142e2f53352/bin/utaipan-verify-DbMuA5NWw2/witness.graphml [2024-11-02 12:40:31,046 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_666607db-dc02-4157-b608-6142e2f53352/bin/utaipan-verify-DbMuA5NWw2/witness.yml [2024-11-02 12:40:31,047 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-02 12:40:31,049 INFO L158 Benchmark]: Toolchain (without parser) took 10773.61ms. Allocated memory was 146.8MB in the beginning and 325.1MB in the end (delta: 178.3MB). Free memory was 79.3MB in the beginning and 128.6MB in the end (delta: -49.3MB). Peak memory consumption was 128.4MB. Max. memory is 16.1GB. [2024-11-02 12:40:31,050 INFO L158 Benchmark]: CDTParser took 0.25ms. Allocated memory is still 146.8MB. Free memory is still 120.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-02 12:40:31,050 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2554.96ms. Allocated memory was 146.8MB in the beginning and 190.8MB in the end (delta: 44.0MB). Free memory was 79.2MB in the beginning and 140.0MB in the end (delta: -60.8MB). Peak memory consumption was 39.4MB. Max. memory is 16.1GB. [2024-11-02 12:40:31,051 INFO L158 Benchmark]: Boogie Procedure Inliner took 284.70ms. Allocated memory is still 190.8MB. Free memory was 140.0MB in the beginning and 112.7MB in the end (delta: 27.3MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. [2024-11-02 12:40:31,051 INFO L158 Benchmark]: Boogie Preprocessor took 239.65ms. Allocated memory is still 190.8MB. Free memory was 112.7MB in the beginning and 92.8MB in the end (delta: 19.9MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2024-11-02 12:40:31,051 INFO L158 Benchmark]: RCFGBuilder took 7199.30ms. Allocated memory was 190.8MB in the beginning and 325.1MB in the end (delta: 134.2MB). Free memory was 92.8MB in the beginning and 182.1MB in the end (delta: -89.3MB). Peak memory consumption was 147.0MB. Max. memory is 16.1GB. [2024-11-02 12:40:31,052 INFO L158 Benchmark]: TraceAbstraction took 35.98ms. Allocated memory is still 325.1MB. Free memory was 181.1MB in the beginning and 179.9MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-02 12:40:31,052 INFO L158 Benchmark]: Witness Printer took 448.55ms. Allocated memory is still 325.1MB. Free memory was 179.0MB in the beginning and 128.6MB in the end (delta: 50.3MB). Peak memory consumption was 48.2MB. Max. memory is 16.1GB. [2024-11-02 12:40:31,054 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25ms. Allocated memory is still 146.8MB. Free memory is still 120.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2554.96ms. Allocated memory was 146.8MB in the beginning and 190.8MB in the end (delta: 44.0MB). Free memory was 79.2MB in the beginning and 140.0MB in the end (delta: -60.8MB). Peak memory consumption was 39.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 284.70ms. Allocated memory is still 190.8MB. Free memory was 140.0MB in the beginning and 112.7MB in the end (delta: 27.3MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 239.65ms. Allocated memory is still 190.8MB. Free memory was 112.7MB in the beginning and 92.8MB in the end (delta: 19.9MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * RCFGBuilder took 7199.30ms. Allocated memory was 190.8MB in the beginning and 325.1MB in the end (delta: 134.2MB). Free memory was 92.8MB in the beginning and 182.1MB in the end (delta: -89.3MB). Peak memory consumption was 147.0MB. Max. memory is 16.1GB. * TraceAbstraction took 35.98ms. Allocated memory is still 325.1MB. Free memory was 181.1MB in the beginning and 179.9MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Witness Printer took 448.55ms. Allocated memory is still 325.1MB. Free memory was 179.0MB in the beginning and 128.6MB 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! [2024-11-02 12:40:31,092 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_666607db-dc02-4157-b608-6142e2f53352/bin/utaipan-verify-DbMuA5NWw2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE