./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 6b4ec56b 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_a7000642-7fd4-4576-b75c-d197d593b284/bin/uautomizer-ug76WZFUDN/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7000642-7fd4-4576-b75c-d197d593b284/bin/uautomizer-ug76WZFUDN/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7000642-7fd4-4576-b75c-d197d593b284/bin/uautomizer-ug76WZFUDN/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7000642-7fd4-4576-b75c-d197d593b284/bin/uautomizer-ug76WZFUDN/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ddv-machzwd/ddv_machzwd_outl_p.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7000642-7fd4-4576-b75c-d197d593b284/bin/uautomizer-ug76WZFUDN/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7000642-7fd4-4576-b75c-d197d593b284/bin/uautomizer-ug76WZFUDN --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 8acf23346fce853ea7f29f138c9c8af6d9070a3261dcb0ee52337c4f25e22e59 --- 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-6b4ec56 [2022-11-20 11:31:46,439 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 11:31:46,442 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 11:31:46,463 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 11:31:46,463 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 11:31:46,464 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 11:31:46,466 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 11:31:46,468 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 11:31:46,470 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 11:31:46,471 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 11:31:46,473 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 11:31:46,474 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 11:31:46,475 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 11:31:46,476 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 11:31:46,477 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 11:31:46,479 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 11:31:46,480 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 11:31:46,481 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 11:31:46,483 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 11:31:46,485 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 11:31:46,487 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 11:31:46,489 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 11:31:46,490 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 11:31:46,492 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 11:31:46,496 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 11:31:46,496 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 11:31:46,497 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 11:31:46,498 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 11:31:46,498 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 11:31:46,500 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 11:31:46,500 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 11:31:46,501 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 11:31:46,502 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 11:31:46,503 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 11:31:46,505 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 11:31:46,505 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 11:31:46,506 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 11:31:46,507 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 11:31:46,507 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 11:31:46,508 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 11:31:46,509 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 11:31:46,510 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7000642-7fd4-4576-b75c-d197d593b284/bin/uautomizer-ug76WZFUDN/config/svcomp-Reach-32bit-Automizer_Default.epf [2022-11-20 11:31:46,532 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 11:31:46,533 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 11:31:46,533 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-20 11:31:46,533 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-20 11:31:46,534 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 11:31:46,534 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-20 11:31:46,543 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 11:31:46,543 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 11:31:46,544 INFO L138 SettingsManager]: * Use SBE=true [2022-11-20 11:31:46,544 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 11:31:46,545 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-20 11:31:46,545 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-20 11:31:46,545 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-20 11:31:46,546 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 11:31:46,546 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 11:31:46,546 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 11:31:46,547 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 11:31:46,547 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-20 11:31:46,547 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 11:31:46,548 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 11:31:46,548 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 11:31:46,548 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 11:31:46,549 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-20 11:31:46,549 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-20 11:31:46,549 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-20 11:31:46,550 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 11:31:46,550 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 11:31:46,550 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 11:31:46,551 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-20 11:31:46,551 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-20 11:31:46,551 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-11-20 11:31:46,552 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-20 11:31:46,552 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 11:31:46,552 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_a7000642-7fd4-4576-b75c-d197d593b284/bin/uautomizer-ug76WZFUDN/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7000642-7fd4-4576-b75c-d197d593b284/bin/uautomizer-ug76WZFUDN Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8acf23346fce853ea7f29f138c9c8af6d9070a3261dcb0ee52337c4f25e22e59 [2022-11-20 11:31:46,911 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 11:31:46,956 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 11:31:46,959 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 11:31:46,961 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 11:31:46,962 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 11:31:46,963 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7000642-7fd4-4576-b75c-d197d593b284/bin/uautomizer-ug76WZFUDN/../../sv-benchmarks/c/ddv-machzwd/ddv_machzwd_outl_p.i [2022-11-20 11:31:50,512 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 11:31:51,004 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 11:31:51,004 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7000642-7fd4-4576-b75c-d197d593b284/sv-benchmarks/c/ddv-machzwd/ddv_machzwd_outl_p.i [2022-11-20 11:31:51,043 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7000642-7fd4-4576-b75c-d197d593b284/bin/uautomizer-ug76WZFUDN/data/3ad2497e5/a623ffa45485452f8b5d067edf426162/FLAGbce0a9881 [2022-11-20 11:31:51,066 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7000642-7fd4-4576-b75c-d197d593b284/bin/uautomizer-ug76WZFUDN/data/3ad2497e5/a623ffa45485452f8b5d067edf426162 [2022-11-20 11:31:51,071 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 11:31:51,073 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 11:31:51,076 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 11:31:51,077 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 11:31:51,081 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 11:31:51,082 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 11:31:51" (1/1) ... [2022-11-20 11:31:51,083 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5cb98c59 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:31:51, skipping insertion in model container [2022-11-20 11:31:51,083 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 11:31:51" (1/1) ... [2022-11-20 11:31:51,092 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 11:31:51,190 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 11:31:51,401 WARN L237 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_a7000642-7fd4-4576-b75c-d197d593b284/sv-benchmarks/c/ddv-machzwd/ddv_machzwd_outl_p.i[458,471] [2022-11-20 11:31:53,413 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 11:31:53,464 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 11:31:53,478 WARN L237 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_a7000642-7fd4-4576-b75c-d197d593b284/sv-benchmarks/c/ddv-machzwd/ddv_machzwd_outl_p.i[458,471] [2022-11-20 11:31:53,822 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 11:31:54,026 INFO L208 MainTranslator]: Completed translation [2022-11-20 11:31:54,027 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:31:54 WrapperNode [2022-11-20 11:31:54,027 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 11:31:54,029 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 11:31:54,029 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 11:31:54,029 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 11:31:54,040 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:31:54" (1/1) ... [2022-11-20 11:31:54,139 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:31:54" (1/1) ... [2022-11-20 11:31:54,214 INFO L138 Inliner]: procedures = 474, calls = 839, calls flagged for inlining = 54, calls inlined = 37, statements flattened = 1009 [2022-11-20 11:31:54,215 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 11:31:54,215 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 11:31:54,216 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 11:31:54,216 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 11:31:54,228 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:31:54" (1/1) ... [2022-11-20 11:31:54,228 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:31:54" (1/1) ... [2022-11-20 11:31:54,237 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:31:54" (1/1) ... [2022-11-20 11:31:54,237 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:31:54" (1/1) ... [2022-11-20 11:31:54,273 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:31:54" (1/1) ... [2022-11-20 11:31:54,281 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:31:54" (1/1) ... [2022-11-20 11:31:54,289 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:31:54" (1/1) ... [2022-11-20 11:31:54,294 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:31:54" (1/1) ... [2022-11-20 11:31:54,306 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 11:31:54,307 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 11:31:54,307 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 11:31:54,307 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 11:31:54,308 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:31:54" (1/1) ... [2022-11-20 11:31:54,316 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-20 11:31:54,331 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7000642-7fd4-4576-b75c-d197d593b284/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 11:31:54,345 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7000642-7fd4-4576-b75c-d197d593b284/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-20 11:31:54,367 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7000642-7fd4-4576-b75c-d197d593b284/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-20 11:31:54,402 INFO L130 BoogieDeclarations]: Found specification of procedure zf_timer_off [2022-11-20 11:31:54,403 INFO L138 BoogieDeclarations]: Found implementation of procedure zf_timer_off [2022-11-20 11:31:54,403 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-11-20 11:31:54,403 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_atomic_begin [2022-11-20 11:31:54,404 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2022-11-20 11:31:54,406 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2022-11-20 11:31:54,406 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-20 11:31:54,406 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2022-11-20 11:31:54,406 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2022-11-20 11:31:54,407 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-11-20 11:31:54,407 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_atomic_end [2022-11-20 11:31:54,407 INFO L130 BoogieDeclarations]: Found specification of procedure zf_get_control [2022-11-20 11:31:54,407 INFO L138 BoogieDeclarations]: Found implementation of procedure zf_get_control [2022-11-20 11:31:54,407 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-11-20 11:31:54,408 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-20 11:31:54,409 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-20 11:31:54,409 INFO L130 BoogieDeclarations]: Found specification of procedure request_region [2022-11-20 11:31:54,409 INFO L138 BoogieDeclarations]: Found implementation of procedure request_region [2022-11-20 11:31:54,409 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-20 11:31:54,410 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-20 11:31:54,410 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2022-11-20 11:31:54,410 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2022-11-20 11:31:54,410 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_irqsave [2022-11-20 11:31:54,411 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_irqsave [2022-11-20 11:31:54,411 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~TO~VOID [2022-11-20 11:31:54,411 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~TO~VOID [2022-11-20 11:31:54,411 INFO L130 BoogieDeclarations]: Found specification of procedure release_region [2022-11-20 11:31:54,411 INFO L138 BoogieDeclarations]: Found implementation of procedure release_region [2022-11-20 11:31:54,412 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 11:31:54,412 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 11:31:54,413 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_init [2022-11-20 11:31:54,413 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_init [2022-11-20 11:31:54,414 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-11-20 11:31:54,414 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-11-20 11:31:54,415 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-11-20 11:31:54,416 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer [2022-11-20 11:31:54,416 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer [2022-11-20 11:31:54,416 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-20 11:31:54,416 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-11-20 11:31:54,416 INFO L130 BoogieDeclarations]: Found specification of procedure add_timer [2022-11-20 11:31:54,417 INFO L138 BoogieDeclarations]: Found implementation of procedure add_timer [2022-11-20 11:31:54,417 INFO L130 BoogieDeclarations]: Found specification of procedure cdev_add [2022-11-20 11:31:54,417 INFO L138 BoogieDeclarations]: Found implementation of procedure cdev_add [2022-11-20 11:31:54,418 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~$Pointer$~TO~int [2022-11-20 11:31:54,418 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~$Pointer$~TO~int [2022-11-20 11:31:54,418 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-11-20 11:31:54,418 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2022-11-20 11:31:54,419 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2022-11-20 11:31:54,419 INFO L130 BoogieDeclarations]: Found specification of procedure outw [2022-11-20 11:31:54,419 INFO L138 BoogieDeclarations]: Found implementation of procedure outw [2022-11-20 11:31:54,420 INFO L130 BoogieDeclarations]: Found specification of procedure outb [2022-11-20 11:31:54,420 INFO L138 BoogieDeclarations]: Found implementation of procedure outb [2022-11-20 11:31:54,420 INFO L130 BoogieDeclarations]: Found specification of procedure misc_deregister [2022-11-20 11:31:54,420 INFO L138 BoogieDeclarations]: Found implementation of procedure misc_deregister [2022-11-20 11:31:54,421 INFO L130 BoogieDeclarations]: Found specification of procedure assert_context_process [2022-11-20 11:31:54,421 INFO L138 BoogieDeclarations]: Found implementation of procedure assert_context_process [2022-11-20 11:31:54,422 INFO L130 BoogieDeclarations]: Found specification of procedure zf_set_control [2022-11-20 11:31:54,423 INFO L138 BoogieDeclarations]: Found implementation of procedure zf_set_control [2022-11-20 11:31:54,423 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-20 11:31:54,423 INFO L130 BoogieDeclarations]: Found specification of procedure zf_readw [2022-11-20 11:31:54,424 INFO L138 BoogieDeclarations]: Found implementation of procedure zf_readw [2022-11-20 11:31:54,424 INFO L130 BoogieDeclarations]: Found specification of procedure zf_ping [2022-11-20 11:31:54,424 INFO L138 BoogieDeclarations]: Found implementation of procedure zf_ping [2022-11-20 11:31:54,425 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~TO~int [2022-11-20 11:31:54,425 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~TO~int [2022-11-20 11:31:54,425 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2022-11-20 11:31:54,425 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2022-11-20 11:31:54,426 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2022-11-20 11:31:54,426 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2022-11-20 11:31:54,426 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-20 11:31:54,910 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 11:31:54,912 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 11:31:57,499 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 11:31:57,519 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 11:31:57,520 INFO L300 CfgBuilder]: Removed 4 assume(true) statements. [2022-11-20 11:31:57,524 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 11:31:57 BoogieIcfgContainer [2022-11-20 11:31:57,524 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-20 11:31:57,527 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-20 11:31:57,528 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-20 11:31:57,532 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-20 11:31:57,532 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.11 11:31:51" (1/3) ... [2022-11-20 11:31:57,533 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@50b97f5e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.11 11:31:57, skipping insertion in model container [2022-11-20 11:31:57,534 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:31:54" (2/3) ... [2022-11-20 11:31:57,536 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@50b97f5e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.11 11:31:57, skipping insertion in model container [2022-11-20 11:31:57,536 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 11:31:57" (3/3) ... [2022-11-20 11:31:57,538 INFO L112 eAbstractionObserver]: Analyzing ICFG ddv_machzwd_outl_p.i [2022-11-20 11:31:57,562 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-20 11:31:57,563 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 0 error locations. [2022-11-20 11:31:57,565 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@50b97f5e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 20.11 11:31:57, skipping insertion in model container [2022-11-20 11:31:57,566 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-11-20 11:31:57,567 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-20 11:31:57,567 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-20 11:31:57,567 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-20 11:31:57,568 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 11:31:57" (3/3) ... [2022-11-20 11:31:57,572 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-11-20 11:31:57,580 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure spin_lock_init [2022-11-20 11:31:57,581 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printk [2022-11-20 11:31:57,581 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure misc_deregister [2022-11-20 11:31:57,582 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure zf_ping [2022-11-20 11:31:57,582 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure assert_context_process [2022-11-20 11:31:57,582 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure zf_readw [2022-11-20 11:31:57,582 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ##fun~$Pointer$~TO~VOID [2022-11-20 11:31:57,583 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure zf_timer_off [2022-11-20 11:31:57,583 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure spin_lock [2022-11-20 11:31:57,583 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2022-11-20 11:31:57,583 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ##fun~int~TO~VOID [2022-11-20 11:31:57,583 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure outw [2022-11-20 11:31:57,584 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure outb [2022-11-20 11:31:57,584 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure add_timer [2022-11-20 11:31:57,584 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure spin_unlock [2022-11-20 11:31:57,584 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure assume_abort_if_not [2022-11-20 11:31:57,584 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure release_region [2022-11-20 11:31:57,585 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure __VERIFIER_atomic_begin [2022-11-20 11:31:57,585 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure spin_unlock_irqrestore [2022-11-20 11:31:57,586 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure __VERIFIER_atomic_end [2022-11-20 11:31:57,587 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure del_timer [2022-11-20 11:31:57,590 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure spin_lock_irqsave [2022-11-20 11:31:57,591 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure zf_get_control [2022-11-20 11:31:57,591 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure request_region [2022-11-20 11:31:57,592 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~TO~int [2022-11-20 11:31:57,592 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure cdev_add [2022-11-20 11:31:57,592 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~$Pointer$~TO~int [2022-11-20 11:31:57,592 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure zf_set_control [2022-11-20 11:31:57,614 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 146 nodes and edges [2022-11-20 11:31:57,628 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 58 nodes and edges [2022-11-20 11:31:57,630 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2022-11-20 11:31:57,631 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2022-11-20 11:31:57,633 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2022-11-20 11:31:57,635 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-11-20 11:31:57,813 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7000642-7fd4-4576-b75c-d197d593b284/bin/uautomizer-ug76WZFUDN/witness.graphml [2022-11-20 11:31:57,813 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-20 11:31:57,815 INFO L158 Benchmark]: Toolchain (without parser) took 6741.95ms. Allocated memory was 176.2MB in the beginning and 222.3MB in the end (delta: 46.1MB). Free memory was 125.2MB in the beginning and 146.7MB in the end (delta: -21.4MB). Peak memory consumption was 26.4MB. Max. memory is 16.1GB. [2022-11-20 11:31:57,816 INFO L158 Benchmark]: CDTParser took 1.12ms. Allocated memory is still 176.2MB. Free memory is still 145.3MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 11:31:57,816 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2951.39ms. Allocated memory was 176.2MB in the beginning and 222.3MB in the end (delta: 46.1MB). Free memory was 125.2MB in the beginning and 144.4MB in the end (delta: -19.2MB). Peak memory consumption was 76.9MB. Max. memory is 16.1GB. [2022-11-20 11:31:57,817 INFO L158 Benchmark]: Boogie Procedure Inliner took 186.14ms. Allocated memory is still 222.3MB. Free memory was 144.4MB in the beginning and 135.0MB in the end (delta: 9.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-11-20 11:31:57,817 INFO L158 Benchmark]: Boogie Preprocessor took 90.43ms. Allocated memory is still 222.3MB. Free memory was 135.0MB in the beginning and 127.6MB in the end (delta: 7.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-11-20 11:31:57,817 INFO L158 Benchmark]: RCFGBuilder took 3217.68ms. Allocated memory is still 222.3MB. Free memory was 127.6MB in the beginning and 166.6MB in the end (delta: -38.9MB). Peak memory consumption was 71.2MB. Max. memory is 16.1GB. [2022-11-20 11:31:57,818 INFO L158 Benchmark]: TraceAbstraction took 38.50ms. Allocated memory is still 222.3MB. Free memory was 165.5MB in the beginning and 163.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 11:31:57,818 INFO L158 Benchmark]: Witness Printer took 246.97ms. Allocated memory is still 222.3MB. Free memory was 163.4MB in the beginning and 146.7MB in the end (delta: 16.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2022-11-20 11:31:57,821 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.12ms. Allocated memory is still 176.2MB. Free memory is still 145.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2951.39ms. Allocated memory was 176.2MB in the beginning and 222.3MB in the end (delta: 46.1MB). Free memory was 125.2MB in the beginning and 144.4MB in the end (delta: -19.2MB). Peak memory consumption was 76.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 186.14ms. Allocated memory is still 222.3MB. Free memory was 144.4MB in the beginning and 135.0MB in the end (delta: 9.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 90.43ms. Allocated memory is still 222.3MB. Free memory was 135.0MB in the beginning and 127.6MB in the end (delta: 7.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 3217.68ms. Allocated memory is still 222.3MB. Free memory was 127.6MB in the beginning and 166.6MB in the end (delta: -38.9MB). Peak memory consumption was 71.2MB. Max. memory is 16.1GB. * TraceAbstraction took 38.50ms. Allocated memory is still 222.3MB. Free memory was 165.5MB in the beginning and 163.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Witness Printer took 246.97ms. Allocated memory is still 222.3MB. Free memory was 163.4MB in the beginning and 146.7MB in the end (delta: 16.7MB). 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! [2022-11-20 11:31:57,843 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7000642-7fd4-4576-b75c-d197d593b284/bin/uautomizer-ug76WZFUDN/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