./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 8393723b 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_67718474-23e4-4b93-95d5-5a651742b72c/bin/uautomizer-TMbwUNV5ro/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67718474-23e4-4b93-95d5-5a651742b72c/bin/uautomizer-TMbwUNV5ro/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67718474-23e4-4b93-95d5-5a651742b72c/bin/uautomizer-TMbwUNV5ro/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67718474-23e4-4b93-95d5-5a651742b72c/bin/uautomizer-TMbwUNV5ro/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ddv-machzwd/ddv_machzwd_inl_p.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67718474-23e4-4b93-95d5-5a651742b72c/bin/uautomizer-TMbwUNV5ro/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67718474-23e4-4b93-95d5-5a651742b72c/bin/uautomizer-TMbwUNV5ro --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 822210afb67ed99ceea45b432aca8ec250ff4c38d2893c644887ddfbc667fadf --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-8393723 [2022-11-18 20:57:28,276 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-18 20:57:28,280 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-18 20:57:28,333 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-18 20:57:28,334 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-18 20:57:28,338 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-18 20:57:28,342 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-18 20:57:28,347 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-18 20:57:28,350 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-18 20:57:28,357 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-18 20:57:28,359 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-18 20:57:28,362 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-18 20:57:28,363 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-18 20:57:28,366 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-18 20:57:28,368 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-18 20:57:28,371 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-18 20:57:28,373 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-18 20:57:28,375 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-18 20:57:28,377 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-18 20:57:28,388 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-18 20:57:28,390 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-18 20:57:28,392 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-18 20:57:28,396 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-18 20:57:28,397 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-18 20:57:28,407 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-18 20:57:28,408 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-18 20:57:28,408 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-18 20:57:28,411 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-18 20:57:28,411 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-18 20:57:28,413 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-18 20:57:28,413 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-18 20:57:28,416 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-18 20:57:28,419 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-18 20:57:28,420 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-18 20:57:28,421 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-18 20:57:28,422 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-18 20:57:28,423 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-18 20:57:28,423 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-18 20:57:28,423 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-18 20:57:28,425 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-18 20:57:28,426 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-18 20:57:28,427 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67718474-23e4-4b93-95d5-5a651742b72c/bin/uautomizer-TMbwUNV5ro/config/svcomp-Reach-32bit-Automizer_Default.epf [2022-11-18 20:57:28,477 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-18 20:57:28,478 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-18 20:57:28,478 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-18 20:57:28,479 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-18 20:57:28,480 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-18 20:57:28,480 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-18 20:57:28,481 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-18 20:57:28,482 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-18 20:57:28,482 INFO L138 SettingsManager]: * Use SBE=true [2022-11-18 20:57:28,482 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-18 20:57:28,484 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-18 20:57:28,484 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-18 20:57:28,484 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-18 20:57:28,485 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-18 20:57:28,485 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-18 20:57:28,485 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-18 20:57:28,486 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-18 20:57:28,486 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-18 20:57:28,486 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-18 20:57:28,486 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-18 20:57:28,487 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-18 20:57:28,487 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-18 20:57:28,487 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-18 20:57:28,488 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-18 20:57:28,488 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-18 20:57:28,488 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-18 20:57:28,490 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-18 20:57:28,491 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-18 20:57:28,491 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-18 20:57:28,491 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-18 20:57:28,492 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-11-18 20:57:28,492 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-18 20:57:28,492 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-18 20:57:28,493 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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_67718474-23e4-4b93-95d5-5a651742b72c/bin/uautomizer-TMbwUNV5ro/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67718474-23e4-4b93-95d5-5a651742b72c/bin/uautomizer-TMbwUNV5ro Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 822210afb67ed99ceea45b432aca8ec250ff4c38d2893c644887ddfbc667fadf [2022-11-18 20:57:28,867 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-18 20:57:28,896 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-18 20:57:28,899 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-18 20:57:28,902 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-18 20:57:28,903 INFO L275 PluginConnector]: CDTParser initialized [2022-11-18 20:57:28,904 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67718474-23e4-4b93-95d5-5a651742b72c/bin/uautomizer-TMbwUNV5ro/../../sv-benchmarks/c/ddv-machzwd/ddv_machzwd_inl_p.i [2022-11-18 20:57:28,999 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67718474-23e4-4b93-95d5-5a651742b72c/bin/uautomizer-TMbwUNV5ro/data/66951bb4a/ebb78c7eb45e495eabf679ad02ddd7e9/FLAG604da532f [2022-11-18 20:57:29,840 INFO L306 CDTParser]: Found 1 translation units. [2022-11-18 20:57:29,841 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67718474-23e4-4b93-95d5-5a651742b72c/sv-benchmarks/c/ddv-machzwd/ddv_machzwd_inl_p.i [2022-11-18 20:57:29,879 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67718474-23e4-4b93-95d5-5a651742b72c/bin/uautomizer-TMbwUNV5ro/data/66951bb4a/ebb78c7eb45e495eabf679ad02ddd7e9/FLAG604da532f [2022-11-18 20:57:29,950 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67718474-23e4-4b93-95d5-5a651742b72c/bin/uautomizer-TMbwUNV5ro/data/66951bb4a/ebb78c7eb45e495eabf679ad02ddd7e9 [2022-11-18 20:57:29,953 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-18 20:57:29,956 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-18 20:57:29,960 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-18 20:57:29,960 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-18 20:57:29,964 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-18 20:57:29,965 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 08:57:29" (1/1) ... [2022-11-18 20:57:29,967 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5f703f01 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:57:29, skipping insertion in model container [2022-11-18 20:57:29,968 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 08:57:29" (1/1) ... [2022-11-18 20:57:29,975 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-18 20:57:30,082 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-18 20:57:30,374 WARN L234 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_67718474-23e4-4b93-95d5-5a651742b72c/sv-benchmarks/c/ddv-machzwd/ddv_machzwd_inl_p.i[457,470] [2022-11-18 20:57:31,605 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-18 20:57:31,687 INFO L203 MainTranslator]: Completed pre-run [2022-11-18 20:57:31,724 WARN L234 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_67718474-23e4-4b93-95d5-5a651742b72c/sv-benchmarks/c/ddv-machzwd/ddv_machzwd_inl_p.i[457,470] [2022-11-18 20:57:31,982 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-18 20:57:32,147 INFO L208 MainTranslator]: Completed translation [2022-11-18 20:57:32,147 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:57:32 WrapperNode [2022-11-18 20:57:32,148 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-18 20:57:32,150 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-18 20:57:32,150 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-18 20:57:32,150 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-18 20:57:32,160 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:57:32" (1/1) ... [2022-11-18 20:57:32,264 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:57:32" (1/1) ... [2022-11-18 20:57:32,381 INFO L138 Inliner]: procedures = 474, calls = 839, calls flagged for inlining = 54, calls inlined = 37, statements flattened = 1009 [2022-11-18 20:57:32,389 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-18 20:57:32,390 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-18 20:57:32,391 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-18 20:57:32,391 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-18 20:57:32,405 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:57:32" (1/1) ... [2022-11-18 20:57:32,405 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:57:32" (1/1) ... [2022-11-18 20:57:32,428 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:57:32" (1/1) ... [2022-11-18 20:57:32,432 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:57:32" (1/1) ... [2022-11-18 20:57:32,499 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:57:32" (1/1) ... [2022-11-18 20:57:32,516 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:57:32" (1/1) ... [2022-11-18 20:57:32,524 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:57:32" (1/1) ... [2022-11-18 20:57:32,530 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:57:32" (1/1) ... [2022-11-18 20:57:32,541 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-18 20:57:32,542 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-18 20:57:32,542 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-18 20:57:32,542 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-18 20:57:32,543 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:57:32" (1/1) ... [2022-11-18 20:57:32,560 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-18 20:57:32,587 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67718474-23e4-4b93-95d5-5a651742b72c/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:57:32,613 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67718474-23e4-4b93-95d5-5a651742b72c/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-18 20:57:32,670 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67718474-23e4-4b93-95d5-5a651742b72c/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-18 20:57:32,703 INFO L130 BoogieDeclarations]: Found specification of procedure zf_timer_off [2022-11-18 20:57:32,704 INFO L138 BoogieDeclarations]: Found implementation of procedure zf_timer_off [2022-11-18 20:57:32,704 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-11-18 20:57:32,704 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_atomic_begin [2022-11-18 20:57:32,704 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2022-11-18 20:57:32,705 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2022-11-18 20:57:32,705 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-18 20:57:32,705 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2022-11-18 20:57:32,705 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2022-11-18 20:57:32,706 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-11-18 20:57:32,706 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_atomic_end [2022-11-18 20:57:32,706 INFO L130 BoogieDeclarations]: Found specification of procedure zf_get_control [2022-11-18 20:57:32,706 INFO L138 BoogieDeclarations]: Found implementation of procedure zf_get_control [2022-11-18 20:57:32,707 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-11-18 20:57:32,707 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-18 20:57:32,707 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-18 20:57:32,707 INFO L130 BoogieDeclarations]: Found specification of procedure request_region [2022-11-18 20:57:32,708 INFO L138 BoogieDeclarations]: Found implementation of procedure request_region [2022-11-18 20:57:32,708 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-18 20:57:32,708 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-18 20:57:32,708 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2022-11-18 20:57:32,709 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2022-11-18 20:57:32,709 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_irqsave [2022-11-18 20:57:32,709 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_irqsave [2022-11-18 20:57:32,709 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~TO~VOID [2022-11-18 20:57:32,710 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~TO~VOID [2022-11-18 20:57:32,710 INFO L130 BoogieDeclarations]: Found specification of procedure release_region [2022-11-18 20:57:32,710 INFO L138 BoogieDeclarations]: Found implementation of procedure release_region [2022-11-18 20:57:32,710 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-18 20:57:32,711 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-18 20:57:32,711 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_init [2022-11-18 20:57:32,711 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_init [2022-11-18 20:57:32,711 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-11-18 20:57:32,712 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-11-18 20:57:32,712 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-11-18 20:57:32,713 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer [2022-11-18 20:57:32,713 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer [2022-11-18 20:57:32,713 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-18 20:57:32,713 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-11-18 20:57:32,714 INFO L130 BoogieDeclarations]: Found specification of procedure add_timer [2022-11-18 20:57:32,714 INFO L138 BoogieDeclarations]: Found implementation of procedure add_timer [2022-11-18 20:57:32,714 INFO L130 BoogieDeclarations]: Found specification of procedure cdev_add [2022-11-18 20:57:32,714 INFO L138 BoogieDeclarations]: Found implementation of procedure cdev_add [2022-11-18 20:57:32,715 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~$Pointer$~TO~int [2022-11-18 20:57:32,715 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~$Pointer$~TO~int [2022-11-18 20:57:32,715 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-11-18 20:57:32,715 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2022-11-18 20:57:32,716 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2022-11-18 20:57:32,716 INFO L130 BoogieDeclarations]: Found specification of procedure outw [2022-11-18 20:57:32,716 INFO L138 BoogieDeclarations]: Found implementation of procedure outw [2022-11-18 20:57:32,717 INFO L130 BoogieDeclarations]: Found specification of procedure outb [2022-11-18 20:57:32,717 INFO L138 BoogieDeclarations]: Found implementation of procedure outb [2022-11-18 20:57:32,718 INFO L130 BoogieDeclarations]: Found specification of procedure misc_deregister [2022-11-18 20:57:32,718 INFO L138 BoogieDeclarations]: Found implementation of procedure misc_deregister [2022-11-18 20:57:32,720 INFO L130 BoogieDeclarations]: Found specification of procedure assert_context_process [2022-11-18 20:57:32,720 INFO L138 BoogieDeclarations]: Found implementation of procedure assert_context_process [2022-11-18 20:57:32,721 INFO L130 BoogieDeclarations]: Found specification of procedure zf_set_control [2022-11-18 20:57:32,722 INFO L138 BoogieDeclarations]: Found implementation of procedure zf_set_control [2022-11-18 20:57:32,723 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-18 20:57:32,723 INFO L130 BoogieDeclarations]: Found specification of procedure zf_readw [2022-11-18 20:57:32,723 INFO L138 BoogieDeclarations]: Found implementation of procedure zf_readw [2022-11-18 20:57:32,724 INFO L130 BoogieDeclarations]: Found specification of procedure zf_ping [2022-11-18 20:57:32,724 INFO L138 BoogieDeclarations]: Found implementation of procedure zf_ping [2022-11-18 20:57:32,725 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~TO~int [2022-11-18 20:57:32,725 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~TO~int [2022-11-18 20:57:32,725 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2022-11-18 20:57:32,725 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2022-11-18 20:57:32,726 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2022-11-18 20:57:32,726 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2022-11-18 20:57:32,727 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-18 20:57:33,168 INFO L235 CfgBuilder]: Building ICFG [2022-11-18 20:57:33,171 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-18 20:57:35,611 INFO L276 CfgBuilder]: Performing block encoding [2022-11-18 20:57:35,633 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-18 20:57:35,634 INFO L300 CfgBuilder]: Removed 4 assume(true) statements. [2022-11-18 20:57:35,638 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 08:57:35 BoogieIcfgContainer [2022-11-18 20:57:35,638 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-18 20:57:35,641 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-18 20:57:35,641 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-18 20:57:35,646 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-18 20:57:35,646 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.11 08:57:29" (1/3) ... [2022-11-18 20:57:35,647 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6f0029c0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 08:57:35, skipping insertion in model container [2022-11-18 20:57:35,647 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:57:32" (2/3) ... [2022-11-18 20:57:35,648 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6f0029c0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 08:57:35, skipping insertion in model container [2022-11-18 20:57:35,649 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 08:57:35" (3/3) ... [2022-11-18 20:57:35,650 INFO L112 eAbstractionObserver]: Analyzing ICFG ddv_machzwd_inl_p.i [2022-11-18 20:57:35,675 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-18 20:57:35,676 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 0 error locations. [2022-11-18 20:57:35,677 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6f0029c0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 18.11 08:57:35, skipping insertion in model container [2022-11-18 20:57:35,678 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-11-18 20:57:35,678 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-18 20:57:35,679 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-18 20:57:35,679 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-18 20:57:35,680 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 08:57:35" (3/3) ... [2022-11-18 20:57:35,683 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-11-18 20:57:35,705 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure spin_lock_init [2022-11-18 20:57:35,706 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printk [2022-11-18 20:57:35,706 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure misc_deregister [2022-11-18 20:57:35,706 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure zf_ping [2022-11-18 20:57:35,706 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure assert_context_process [2022-11-18 20:57:35,707 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure zf_readw [2022-11-18 20:57:35,707 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ##fun~$Pointer$~TO~VOID [2022-11-18 20:57:35,707 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure zf_timer_off [2022-11-18 20:57:35,707 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure spin_lock [2022-11-18 20:57:35,708 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2022-11-18 20:57:35,708 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ##fun~int~TO~VOID [2022-11-18 20:57:35,708 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure outw [2022-11-18 20:57:35,708 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure outb [2022-11-18 20:57:35,708 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure add_timer [2022-11-18 20:57:35,708 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure spin_unlock [2022-11-18 20:57:35,709 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure assume_abort_if_not [2022-11-18 20:57:35,709 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure release_region [2022-11-18 20:57:35,709 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure __VERIFIER_atomic_begin [2022-11-18 20:57:35,709 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure spin_unlock_irqrestore [2022-11-18 20:57:35,710 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure __VERIFIER_atomic_end [2022-11-18 20:57:35,710 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure del_timer [2022-11-18 20:57:35,711 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure spin_lock_irqsave [2022-11-18 20:57:35,712 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure zf_get_control [2022-11-18 20:57:35,712 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure request_region [2022-11-18 20:57:35,713 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~TO~int [2022-11-18 20:57:35,713 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure cdev_add [2022-11-18 20:57:35,713 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~$Pointer$~TO~int [2022-11-18 20:57:35,714 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure zf_set_control [2022-11-18 20:57:35,738 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 146 nodes and edges [2022-11-18 20:57:35,746 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 58 nodes and edges [2022-11-18 20:57:35,748 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2022-11-18 20:57:35,751 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2022-11-18 20:57:35,752 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2022-11-18 20:57:35,754 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-11-18 20:57:35,957 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67718474-23e4-4b93-95d5-5a651742b72c/bin/uautomizer-TMbwUNV5ro/witness.graphml [2022-11-18 20:57:35,957 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-18 20:57:35,960 INFO L158 Benchmark]: Toolchain (without parser) took 6002.43ms. Allocated memory was 92.3MB in the beginning and 180.4MB in the end (delta: 88.1MB). Free memory was 53.1MB in the beginning and 106.6MB in the end (delta: -53.5MB). Peak memory consumption was 35.6MB. Max. memory is 16.1GB. [2022-11-18 20:57:35,960 INFO L158 Benchmark]: CDTParser took 0.38ms. Allocated memory is still 92.3MB. Free memory was 62.7MB in the beginning and 62.7MB in the end (delta: 28.9kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-18 20:57:35,961 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2188.20ms. Allocated memory was 92.3MB in the beginning and 111.1MB in the end (delta: 18.9MB). Free memory was 52.9MB in the beginning and 61.7MB in the end (delta: -8.8MB). Peak memory consumption was 32.8MB. Max. memory is 16.1GB. [2022-11-18 20:57:35,961 INFO L158 Benchmark]: Boogie Procedure Inliner took 239.84ms. Allocated memory is still 111.1MB. Free memory was 61.7MB in the beginning and 52.8MB in the end (delta: 9.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-11-18 20:57:35,962 INFO L158 Benchmark]: Boogie Preprocessor took 150.72ms. Allocated memory is still 111.1MB. Free memory was 52.8MB in the beginning and 44.9MB in the end (delta: 7.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-11-18 20:57:35,962 INFO L158 Benchmark]: RCFGBuilder took 3096.91ms. Allocated memory was 111.1MB in the beginning and 180.4MB in the end (delta: 69.2MB). Free memory was 44.9MB in the beginning and 126.6MB in the end (delta: -81.6MB). Peak memory consumption was 44.0MB. Max. memory is 16.1GB. [2022-11-18 20:57:35,963 INFO L158 Benchmark]: TraceAbstraction took 36.64ms. Allocated memory is still 180.4MB. Free memory was 125.5MB in the beginning and 123.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-18 20:57:35,963 INFO L158 Benchmark]: Witness Printer took 279.22ms. Allocated memory is still 180.4MB. Free memory was 123.4MB in the beginning and 106.6MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2022-11-18 20:57:35,966 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.38ms. Allocated memory is still 92.3MB. Free memory was 62.7MB in the beginning and 62.7MB in the end (delta: 28.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2188.20ms. Allocated memory was 92.3MB in the beginning and 111.1MB in the end (delta: 18.9MB). Free memory was 52.9MB in the beginning and 61.7MB in the end (delta: -8.8MB). Peak memory consumption was 32.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 239.84ms. Allocated memory is still 111.1MB. Free memory was 61.7MB in the beginning and 52.8MB in the end (delta: 9.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 150.72ms. Allocated memory is still 111.1MB. Free memory was 52.8MB in the beginning and 44.9MB in the end (delta: 7.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 3096.91ms. Allocated memory was 111.1MB in the beginning and 180.4MB in the end (delta: 69.2MB). Free memory was 44.9MB in the beginning and 126.6MB in the end (delta: -81.6MB). Peak memory consumption was 44.0MB. Max. memory is 16.1GB. * TraceAbstraction took 36.64ms. Allocated memory is still 180.4MB. Free memory was 125.5MB in the beginning and 123.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Witness Printer took 279.22ms. Allocated memory is still 180.4MB. Free memory was 123.4MB in the beginning and 106.6MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. 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! [2022-11-18 20:57:35,991 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67718474-23e4-4b93-95d5-5a651742b72c/bin/uautomizer-TMbwUNV5ro/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