./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 63182f13 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db71f168-9f0d-40d4-9c6e-1b1fb31690df/bin/uautomizer-YU5uOKAj3y/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db71f168-9f0d-40d4-9c6e-1b1fb31690df/bin/uautomizer-YU5uOKAj3y/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db71f168-9f0d-40d4-9c6e-1b1fb31690df/bin/uautomizer-YU5uOKAj3y/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db71f168-9f0d-40d4-9c6e-1b1fb31690df/bin/uautomizer-YU5uOKAj3y/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_db71f168-9f0d-40d4-9c6e-1b1fb31690df/bin/uautomizer-YU5uOKAj3y/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db71f168-9f0d-40d4-9c6e-1b1fb31690df/bin/uautomizer-YU5uOKAj3y --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 --- This is Ultimate 0.2.1-dev-63182f1 [2021-11-13 18:22:34,906 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-13 18:22:34,908 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-13 18:22:34,972 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-13 18:22:34,973 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-13 18:22:34,979 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-13 18:22:34,981 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-13 18:22:34,983 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-13 18:22:34,986 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-13 18:22:34,987 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-13 18:22:34,989 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-13 18:22:34,993 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-13 18:22:34,994 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-13 18:22:35,005 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-13 18:22:35,009 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-13 18:22:35,015 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-13 18:22:35,016 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-13 18:22:35,018 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-13 18:22:35,021 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-13 18:22:35,024 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-13 18:22:35,033 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-13 18:22:35,036 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-13 18:22:35,040 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-13 18:22:35,041 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-13 18:22:35,056 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-13 18:22:35,057 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-13 18:22:35,057 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-13 18:22:35,060 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-13 18:22:35,060 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-13 18:22:35,061 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-13 18:22:35,062 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-13 18:22:35,063 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-13 18:22:35,064 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-13 18:22:35,065 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-13 18:22:35,066 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-13 18:22:35,066 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-13 18:22:35,067 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-13 18:22:35,067 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-13 18:22:35,067 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-13 18:22:35,068 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-13 18:22:35,069 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-13 18:22:35,070 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db71f168-9f0d-40d4-9c6e-1b1fb31690df/bin/uautomizer-YU5uOKAj3y/config/svcomp-Reach-32bit-Automizer_Default.epf [2021-11-13 18:22:35,107 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-13 18:22:35,107 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-13 18:22:35,107 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-13 18:22:35,107 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-13 18:22:35,108 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-13 18:22:35,108 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-13 18:22:35,109 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-13 18:22:35,109 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-13 18:22:35,109 INFO L138 SettingsManager]: * Use SBE=true [2021-11-13 18:22:35,110 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-13 18:22:35,110 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-13 18:22:35,110 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-13 18:22:35,110 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-13 18:22:35,111 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-13 18:22:35,111 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-13 18:22:35,111 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-13 18:22:35,111 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-13 18:22:35,111 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-13 18:22:35,112 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-13 18:22:35,112 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-13 18:22:35,112 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-13 18:22:35,112 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-13 18:22:35,112 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-13 18:22:35,113 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-13 18:22:35,113 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-13 18:22:35,113 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-13 18:22:35,113 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-13 18:22:35,113 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-13 18:22:35,113 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-11-13 18:22:35,114 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-13 18:22:35,118 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-11-13 18:22:35,118 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-11-13 18:22:35,119 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-13 18:22:35,119 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-13 18:22:35,120 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_db71f168-9f0d-40d4-9c6e-1b1fb31690df/bin/uautomizer-YU5uOKAj3y/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db71f168-9f0d-40d4-9c6e-1b1fb31690df/bin/uautomizer-YU5uOKAj3y Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8acf23346fce853ea7f29f138c9c8af6d9070a3261dcb0ee52337c4f25e22e59 [2021-11-13 18:22:35,472 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-13 18:22:35,545 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-13 18:22:35,548 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-13 18:22:35,550 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-13 18:22:35,551 INFO L275 PluginConnector]: CDTParser initialized [2021-11-13 18:22:35,553 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db71f168-9f0d-40d4-9c6e-1b1fb31690df/bin/uautomizer-YU5uOKAj3y/../../sv-benchmarks/c/ddv-machzwd/ddv_machzwd_outl_p.i [2021-11-13 18:22:35,667 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db71f168-9f0d-40d4-9c6e-1b1fb31690df/bin/uautomizer-YU5uOKAj3y/data/9a1fa600c/34dec075a8de4dc1b8d7ab605ff5f8d3/FLAG73a35c189 [2021-11-13 18:22:36,540 INFO L306 CDTParser]: Found 1 translation units. [2021-11-13 18:22:36,542 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db71f168-9f0d-40d4-9c6e-1b1fb31690df/sv-benchmarks/c/ddv-machzwd/ddv_machzwd_outl_p.i [2021-11-13 18:22:36,592 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db71f168-9f0d-40d4-9c6e-1b1fb31690df/bin/uautomizer-YU5uOKAj3y/data/9a1fa600c/34dec075a8de4dc1b8d7ab605ff5f8d3/FLAG73a35c189 [2021-11-13 18:22:37,018 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db71f168-9f0d-40d4-9c6e-1b1fb31690df/bin/uautomizer-YU5uOKAj3y/data/9a1fa600c/34dec075a8de4dc1b8d7ab605ff5f8d3 [2021-11-13 18:22:37,021 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-13 18:22:37,023 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-13 18:22:37,025 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-13 18:22:37,025 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-13 18:22:37,029 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-13 18:22:37,030 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 06:22:37" (1/1) ... [2021-11-13 18:22:37,032 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@ae3b689 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:22:37, skipping insertion in model container [2021-11-13 18:22:37,032 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 06:22:37" (1/1) ... [2021-11-13 18:22:37,041 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-13 18:22:37,139 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-13 18:22:37,419 WARN L228 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_db71f168-9f0d-40d4-9c6e-1b1fb31690df/sv-benchmarks/c/ddv-machzwd/ddv_machzwd_outl_p.i[458,471] [2021-11-13 18:22:38,676 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-13 18:22:38,741 INFO L203 MainTranslator]: Completed pre-run [2021-11-13 18:22:38,756 WARN L228 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_db71f168-9f0d-40d4-9c6e-1b1fb31690df/sv-benchmarks/c/ddv-machzwd/ddv_machzwd_outl_p.i[458,471] [2021-11-13 18:22:39,064 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-13 18:22:39,322 INFO L208 MainTranslator]: Completed translation [2021-11-13 18:22:39,323 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:22:39 WrapperNode [2021-11-13 18:22:39,323 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-13 18:22:39,325 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-13 18:22:39,325 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-13 18:22:39,325 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-13 18:22:39,335 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:22:39" (1/1) ... [2021-11-13 18:22:39,438 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:22:39" (1/1) ... [2021-11-13 18:22:39,565 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-13 18:22:39,569 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-13 18:22:39,570 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-13 18:22:39,570 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-13 18:22:39,581 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:22:39" (1/1) ... [2021-11-13 18:22:39,581 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:22:39" (1/1) ... [2021-11-13 18:22:39,601 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:22:39" (1/1) ... [2021-11-13 18:22:39,608 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:22:39" (1/1) ... [2021-11-13 18:22:39,694 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:22:39" (1/1) ... [2021-11-13 18:22:39,728 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:22:39" (1/1) ... [2021-11-13 18:22:39,738 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:22:39" (1/1) ... [2021-11-13 18:22:39,774 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-13 18:22:39,781 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-13 18:22:39,782 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-13 18:22:39,783 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-13 18:22:39,785 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:22:39" (1/1) ... [2021-11-13 18:22:39,795 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-13 18:22:39,807 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db71f168-9f0d-40d4-9c6e-1b1fb31690df/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:22:39,824 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db71f168-9f0d-40d4-9c6e-1b1fb31690df/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-13 18:22:39,834 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db71f168-9f0d-40d4-9c6e-1b1fb31690df/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-13 18:22:39,879 INFO L130 BoogieDeclarations]: Found specification of procedure zf_timer_off [2021-11-13 18:22:39,879 INFO L138 BoogieDeclarations]: Found implementation of procedure zf_timer_off [2021-11-13 18:22:39,879 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-11-13 18:22:39,879 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_atomic_begin [2021-11-13 18:22:39,880 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2021-11-13 18:22:39,880 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2021-11-13 18:22:39,880 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-13 18:22:39,880 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2021-11-13 18:22:39,880 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2021-11-13 18:22:39,881 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-11-13 18:22:39,881 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_atomic_end [2021-11-13 18:22:39,881 INFO L130 BoogieDeclarations]: Found specification of procedure zf_get_control [2021-11-13 18:22:39,881 INFO L138 BoogieDeclarations]: Found implementation of procedure zf_get_control [2021-11-13 18:22:39,881 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-11-13 18:22:39,882 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-13 18:22:39,882 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-13 18:22:39,882 INFO L130 BoogieDeclarations]: Found specification of procedure request_region [2021-11-13 18:22:39,882 INFO L138 BoogieDeclarations]: Found implementation of procedure request_region [2021-11-13 18:22:39,882 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-13 18:22:39,883 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2021-11-13 18:22:39,883 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2021-11-13 18:22:39,883 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_irqsave [2021-11-13 18:22:39,883 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_irqsave [2021-11-13 18:22:39,883 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~TO~VOID [2021-11-13 18:22:39,884 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~TO~VOID [2021-11-13 18:22:39,884 INFO L130 BoogieDeclarations]: Found specification of procedure release_region [2021-11-13 18:22:39,884 INFO L138 BoogieDeclarations]: Found implementation of procedure release_region [2021-11-13 18:22:39,884 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-13 18:22:39,884 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-13 18:22:39,885 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_init [2021-11-13 18:22:39,885 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_init [2021-11-13 18:22:39,885 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-11-13 18:22:39,885 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-11-13 18:22:39,886 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-11-13 18:22:39,886 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer [2021-11-13 18:22:39,886 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer [2021-11-13 18:22:39,886 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-13 18:22:39,887 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-13 18:22:39,887 INFO L130 BoogieDeclarations]: Found specification of procedure add_timer [2021-11-13 18:22:39,887 INFO L138 BoogieDeclarations]: Found implementation of procedure add_timer [2021-11-13 18:22:39,887 INFO L130 BoogieDeclarations]: Found specification of procedure cdev_add [2021-11-13 18:22:39,888 INFO L138 BoogieDeclarations]: Found implementation of procedure cdev_add [2021-11-13 18:22:39,888 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~$Pointer$~TO~int [2021-11-13 18:22:39,888 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~$Pointer$~TO~int [2021-11-13 18:22:39,888 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-13 18:22:39,888 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2021-11-13 18:22:39,889 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2021-11-13 18:22:39,889 INFO L130 BoogieDeclarations]: Found specification of procedure outw [2021-11-13 18:22:39,889 INFO L138 BoogieDeclarations]: Found implementation of procedure outw [2021-11-13 18:22:39,889 INFO L130 BoogieDeclarations]: Found specification of procedure outb [2021-11-13 18:22:39,889 INFO L138 BoogieDeclarations]: Found implementation of procedure outb [2021-11-13 18:22:39,890 INFO L130 BoogieDeclarations]: Found specification of procedure misc_deregister [2021-11-13 18:22:39,890 INFO L138 BoogieDeclarations]: Found implementation of procedure misc_deregister [2021-11-13 18:22:39,891 INFO L130 BoogieDeclarations]: Found specification of procedure assert_context_process [2021-11-13 18:22:39,891 INFO L138 BoogieDeclarations]: Found implementation of procedure assert_context_process [2021-11-13 18:22:39,893 INFO L130 BoogieDeclarations]: Found specification of procedure zf_set_control [2021-11-13 18:22:39,893 INFO L138 BoogieDeclarations]: Found implementation of procedure zf_set_control [2021-11-13 18:22:39,893 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-13 18:22:39,894 INFO L130 BoogieDeclarations]: Found specification of procedure zf_readw [2021-11-13 18:22:39,894 INFO L138 BoogieDeclarations]: Found implementation of procedure zf_readw [2021-11-13 18:22:39,894 INFO L130 BoogieDeclarations]: Found specification of procedure zf_ping [2021-11-13 18:22:39,894 INFO L138 BoogieDeclarations]: Found implementation of procedure zf_ping [2021-11-13 18:22:39,894 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~TO~int [2021-11-13 18:22:39,895 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~TO~int [2021-11-13 18:22:39,895 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2021-11-13 18:22:39,896 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2021-11-13 18:22:39,896 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2021-11-13 18:22:39,896 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2021-11-13 18:22:39,896 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-13 18:22:44,817 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-13 18:22:44,817 INFO L299 CfgBuilder]: Removed 4 assume(true) statements. [2021-11-13 18:22:44,822 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 06:22:44 BoogieIcfgContainer [2021-11-13 18:22:44,822 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-13 18:22:44,825 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-13 18:22:44,825 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-13 18:22:44,830 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-13 18:22:44,830 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.11 06:22:37" (1/3) ... [2021-11-13 18:22:44,831 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@69e806c5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.11 06:22:44, skipping insertion in model container [2021-11-13 18:22:44,831 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:22:39" (2/3) ... [2021-11-13 18:22:44,832 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@69e806c5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.11 06:22:44, skipping insertion in model container [2021-11-13 18:22:44,832 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 06:22:44" (3/3) ... [2021-11-13 18:22:44,834 INFO L111 eAbstractionObserver]: Analyzing ICFG ddv_machzwd_outl_p.i [2021-11-13 18:22:44,845 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-13 18:22:44,845 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 0 error locations. [2021-11-13 18:22:44,847 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@69e806c5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 13.11 06:22:44, skipping insertion in model container [2021-11-13 18:22:44,847 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-11-13 18:22:44,848 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-11-13 18:22:44,848 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-11-13 18:22:44,849 INFO L275 PluginConnector]: Witness Printer initialized [2021-11-13 18:22:44,849 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 06:22:44" (3/3) ... [2021-11-13 18:22:44,854 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-11-13 18:22:44,866 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure spin_lock_init [2021-11-13 18:22:44,866 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure printk [2021-11-13 18:22:44,867 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure misc_deregister [2021-11-13 18:22:44,867 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure zf_ping [2021-11-13 18:22:44,867 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure assert_context_process [2021-11-13 18:22:44,868 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure zf_readw [2021-11-13 18:22:44,868 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ##fun~$Pointer$~TO~VOID [2021-11-13 18:22:44,869 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure zf_timer_off [2021-11-13 18:22:44,869 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure spin_lock [2021-11-13 18:22:44,869 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2021-11-13 18:22:44,869 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ##fun~int~TO~VOID [2021-11-13 18:22:44,870 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure outw [2021-11-13 18:22:44,870 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure outb [2021-11-13 18:22:44,870 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure add_timer [2021-11-13 18:22:44,871 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure spin_unlock [2021-11-13 18:22:44,871 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure assume_abort_if_not [2021-11-13 18:22:44,871 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure release_region [2021-11-13 18:22:44,871 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __VERIFIER_atomic_begin [2021-11-13 18:22:44,871 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure spin_unlock_irqrestore [2021-11-13 18:22:44,872 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __VERIFIER_atomic_end [2021-11-13 18:22:44,872 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure del_timer [2021-11-13 18:22:44,872 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure spin_lock_irqsave [2021-11-13 18:22:44,872 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure zf_get_control [2021-11-13 18:22:44,872 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure request_region [2021-11-13 18:22:44,874 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~TO~int [2021-11-13 18:22:44,875 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure cdev_add [2021-11-13 18:22:44,878 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~$Pointer$~TO~int [2021-11-13 18:22:44,878 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure zf_set_control [2021-11-13 18:22:44,922 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 146 nodes and edges [2021-11-13 18:22:44,926 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 58 nodes and edges [2021-11-13 18:22:44,930 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2021-11-13 18:22:44,933 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2021-11-13 18:22:44,937 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-11-13 18:22:44,940 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-11-13 18:22:45,207 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db71f168-9f0d-40d4-9c6e-1b1fb31690df/bin/uautomizer-YU5uOKAj3y/witness.graphml [2021-11-13 18:22:45,217 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-11-13 18:22:45,220 INFO L158 Benchmark]: Toolchain (without parser) took 8195.97ms. Allocated memory was 98.6MB in the beginning and 199.2MB in the end (delta: 100.7MB). Free memory was 59.1MB in the beginning and 95.0MB in the end (delta: -35.9MB). Peak memory consumption was 64.5MB. Max. memory is 16.1GB. [2021-11-13 18:22:45,221 INFO L158 Benchmark]: CDTParser took 0.40ms. Allocated memory is still 98.6MB. Free memory was 69.7MB in the beginning and 69.7MB in the end (delta: 27.9kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-13 18:22:45,222 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2299.03ms. Allocated memory was 98.6MB in the beginning and 140.5MB in the end (delta: 41.9MB). Free memory was 58.9MB in the beginning and 90.2MB in the end (delta: -31.3MB). Peak memory consumption was 65.1MB. Max. memory is 16.1GB. [2021-11-13 18:22:45,222 INFO L158 Benchmark]: Boogie Procedure Inliner took 243.95ms. Allocated memory is still 140.5MB. Free memory was 90.2MB in the beginning and 81.1MB in the end (delta: 9.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-13 18:22:45,223 INFO L158 Benchmark]: Boogie Preprocessor took 210.78ms. Allocated memory is still 140.5MB. Free memory was 81.1MB in the beginning and 74.1MB in the end (delta: 7.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-13 18:22:45,223 INFO L158 Benchmark]: RCFGBuilder took 5041.48ms. Allocated memory was 140.5MB in the beginning and 199.2MB in the end (delta: 58.7MB). Free memory was 73.4MB in the beginning and 121.5MB in the end (delta: -48.1MB). Peak memory consumption was 83.8MB. Max. memory is 16.1GB. [2021-11-13 18:22:45,224 INFO L158 Benchmark]: TraceAbstraction took 22.57ms. Allocated memory is still 199.2MB. Free memory was 120.5MB in the beginning and 119.4MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-13 18:22:45,224 INFO L158 Benchmark]: Witness Printer took 369.58ms. Allocated memory is still 199.2MB. Free memory was 119.4MB in the beginning and 95.0MB in the end (delta: 24.4MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2021-11-13 18:22:45,228 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.40ms. Allocated memory is still 98.6MB. Free memory was 69.7MB in the beginning and 69.7MB in the end (delta: 27.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2299.03ms. Allocated memory was 98.6MB in the beginning and 140.5MB in the end (delta: 41.9MB). Free memory was 58.9MB in the beginning and 90.2MB in the end (delta: -31.3MB). Peak memory consumption was 65.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 243.95ms. Allocated memory is still 140.5MB. Free memory was 90.2MB in the beginning and 81.1MB in the end (delta: 9.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 210.78ms. Allocated memory is still 140.5MB. Free memory was 81.1MB in the beginning and 74.1MB in the end (delta: 7.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 5041.48ms. Allocated memory was 140.5MB in the beginning and 199.2MB in the end (delta: 58.7MB). Free memory was 73.4MB in the beginning and 121.5MB in the end (delta: -48.1MB). Peak memory consumption was 83.8MB. Max. memory is 16.1GB. * TraceAbstraction took 22.57ms. Allocated memory is still 199.2MB. Free memory was 120.5MB in the beginning and 119.4MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 369.58ms. Allocated memory is still 199.2MB. Free memory was 119.4MB in the beginning and 95.0MB in the end (delta: 24.4MB). Peak memory consumption was 25.2MB. 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 specifiation because the program does not contain any specification. RESULT: Ultimate proved your program to be correct! [2021-11-13 18:22:45,291 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db71f168-9f0d-40d4-9c6e-1b1fb31690df/bin/uautomizer-YU5uOKAj3y/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