./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ddv-machzwd/ddv_machzwd_inl.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 53f42b1a Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ab27ece-1cd9-40f7-8a8b-01c4dc184199/bin/uautomizer-DQz5hQGWxF/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ab27ece-1cd9-40f7-8a8b-01c4dc184199/bin/uautomizer-DQz5hQGWxF/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ab27ece-1cd9-40f7-8a8b-01c4dc184199/bin/uautomizer-DQz5hQGWxF/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ab27ece-1cd9-40f7-8a8b-01c4dc184199/bin/uautomizer-DQz5hQGWxF/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ddv-machzwd/ddv_machzwd_inl.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ab27ece-1cd9-40f7-8a8b-01c4dc184199/bin/uautomizer-DQz5hQGWxF/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ab27ece-1cd9-40f7-8a8b-01c4dc184199/bin/uautomizer-DQz5hQGWxF --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 6e9935ba6b05a3c7e4f0c65d8e33bc471835cb8eb350ac893c3dd9a00ab8c4f5 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-53f42b1 [2021-11-20 06:35:53,810 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-20 06:35:53,812 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-20 06:35:53,878 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-20 06:35:53,879 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-20 06:35:53,885 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-20 06:35:53,887 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-20 06:35:53,892 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-20 06:35:53,896 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-20 06:35:53,903 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-20 06:35:53,905 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-20 06:35:53,907 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-20 06:35:53,908 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-20 06:35:53,912 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-20 06:35:53,915 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-20 06:35:53,920 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-20 06:35:53,922 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-20 06:35:53,924 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-20 06:35:53,927 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-20 06:35:53,940 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-20 06:35:53,942 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-20 06:35:53,944 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-20 06:35:53,949 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-20 06:35:53,950 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-20 06:35:53,961 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-20 06:35:53,961 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-20 06:35:53,962 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-20 06:35:53,963 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-20 06:35:53,964 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-20 06:35:53,965 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-20 06:35:53,966 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-20 06:35:53,967 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-20 06:35:53,968 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-20 06:35:53,969 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-20 06:35:53,971 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-20 06:35:53,971 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-20 06:35:53,972 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-20 06:35:53,972 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-20 06:35:53,972 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-20 06:35:53,973 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-20 06:35:53,974 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-20 06:35:53,975 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ab27ece-1cd9-40f7-8a8b-01c4dc184199/bin/uautomizer-DQz5hQGWxF/config/svcomp-Reach-32bit-Automizer_Default.epf [2021-11-20 06:35:54,007 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-20 06:35:54,007 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-20 06:35:54,008 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-20 06:35:54,008 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-20 06:35:54,009 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-20 06:35:54,009 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-20 06:35:54,010 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-20 06:35:54,010 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-20 06:35:54,010 INFO L138 SettingsManager]: * Use SBE=true [2021-11-20 06:35:54,011 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-20 06:35:54,011 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-20 06:35:54,011 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-20 06:35:54,011 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-20 06:35:54,011 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-20 06:35:54,012 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-20 06:35:54,012 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-20 06:35:54,012 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-20 06:35:54,012 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-20 06:35:54,013 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-20 06:35:54,013 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-20 06:35:54,013 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-20 06:35:54,013 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-20 06:35:54,014 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-20 06:35:54,014 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-20 06:35:54,014 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-20 06:35:54,014 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-20 06:35:54,015 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-20 06:35:54,015 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-20 06:35:54,015 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-11-20 06:35:54,015 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-20 06:35:54,016 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-11-20 06:35:54,016 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-11-20 06:35:54,016 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-20 06:35:54,016 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-20 06:35:54,016 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_0ab27ece-1cd9-40f7-8a8b-01c4dc184199/bin/uautomizer-DQz5hQGWxF/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ab27ece-1cd9-40f7-8a8b-01c4dc184199/bin/uautomizer-DQz5hQGWxF Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6e9935ba6b05a3c7e4f0c65d8e33bc471835cb8eb350ac893c3dd9a00ab8c4f5 [2021-11-20 06:35:54,382 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-20 06:35:54,417 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-20 06:35:54,421 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-20 06:35:54,423 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-20 06:35:54,424 INFO L275 PluginConnector]: CDTParser initialized [2021-11-20 06:35:54,427 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ab27ece-1cd9-40f7-8a8b-01c4dc184199/bin/uautomizer-DQz5hQGWxF/../../sv-benchmarks/c/ddv-machzwd/ddv_machzwd_inl.i [2021-11-20 06:35:54,551 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ab27ece-1cd9-40f7-8a8b-01c4dc184199/bin/uautomizer-DQz5hQGWxF/data/239ccc6bf/ef42c7be5f364a17b9bab7fc5d8fcfbb/FLAG1d4e52856 [2021-11-20 06:35:55,429 INFO L306 CDTParser]: Found 1 translation units. [2021-11-20 06:35:55,431 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ab27ece-1cd9-40f7-8a8b-01c4dc184199/sv-benchmarks/c/ddv-machzwd/ddv_machzwd_inl.i [2021-11-20 06:35:55,492 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ab27ece-1cd9-40f7-8a8b-01c4dc184199/bin/uautomizer-DQz5hQGWxF/data/239ccc6bf/ef42c7be5f364a17b9bab7fc5d8fcfbb/FLAG1d4e52856 [2021-11-20 06:35:55,981 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ab27ece-1cd9-40f7-8a8b-01c4dc184199/bin/uautomizer-DQz5hQGWxF/data/239ccc6bf/ef42c7be5f364a17b9bab7fc5d8fcfbb [2021-11-20 06:35:55,984 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-20 06:35:55,986 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-20 06:35:55,993 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-20 06:35:55,993 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-20 06:35:56,009 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-20 06:35:56,011 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 06:35:55" (1/1) ... [2021-11-20 06:35:56,012 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@50dd69c3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:35:56, skipping insertion in model container [2021-11-20 06:35:56,012 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 06:35:55" (1/1) ... [2021-11-20 06:35:56,022 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-20 06:35:56,137 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-20 06:35:56,470 WARN L230 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_0ab27ece-1cd9-40f7-8a8b-01c4dc184199/sv-benchmarks/c/ddv-machzwd/ddv_machzwd_inl.i[455,468] [2021-11-20 06:35:57,770 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-20 06:35:57,830 INFO L203 MainTranslator]: Completed pre-run [2021-11-20 06:35:57,852 WARN L230 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_0ab27ece-1cd9-40f7-8a8b-01c4dc184199/sv-benchmarks/c/ddv-machzwd/ddv_machzwd_inl.i[455,468] [2021-11-20 06:35:58,087 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-20 06:35:58,353 INFO L208 MainTranslator]: Completed translation [2021-11-20 06:35:58,353 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:35:58 WrapperNode [2021-11-20 06:35:58,354 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-20 06:35:58,355 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-20 06:35:58,356 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-20 06:35:58,356 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-20 06:35:58,366 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:35:58" (1/1) ... [2021-11-20 06:35:58,494 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:35:58" (1/1) ... [2021-11-20 06:35:58,634 INFO L137 Inliner]: procedures = 474, calls = 839, calls flagged for inlining = 54, calls inlined = 37, statements flattened = 1013 [2021-11-20 06:35:58,636 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-20 06:35:58,637 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-20 06:35:58,638 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-20 06:35:58,638 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-20 06:35:58,647 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:35:58" (1/1) ... [2021-11-20 06:35:58,647 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:35:58" (1/1) ... [2021-11-20 06:35:58,683 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:35:58" (1/1) ... [2021-11-20 06:35:58,684 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:35:58" (1/1) ... [2021-11-20 06:35:58,771 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:35:58" (1/1) ... [2021-11-20 06:35:58,788 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:35:58" (1/1) ... [2021-11-20 06:35:58,811 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:35:58" (1/1) ... [2021-11-20 06:35:58,837 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-20 06:35:58,839 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-20 06:35:58,840 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-20 06:35:58,840 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-20 06:35:58,842 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:35:58" (1/1) ... [2021-11-20 06:35:58,852 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-20 06:35:58,869 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ab27ece-1cd9-40f7-8a8b-01c4dc184199/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 06:35:58,897 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ab27ece-1cd9-40f7-8a8b-01c4dc184199/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-20 06:35:58,910 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ab27ece-1cd9-40f7-8a8b-01c4dc184199/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-20 06:35:58,954 INFO L130 BoogieDeclarations]: Found specification of procedure zf_timer_off [2021-11-20 06:35:58,955 INFO L138 BoogieDeclarations]: Found implementation of procedure zf_timer_off [2021-11-20 06:35:58,955 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-11-20 06:35:58,955 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_atomic_begin [2021-11-20 06:35:58,955 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2021-11-20 06:35:58,956 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2021-11-20 06:35:58,956 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-20 06:35:58,956 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2021-11-20 06:35:58,956 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2021-11-20 06:35:58,957 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-11-20 06:35:58,957 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_atomic_end [2021-11-20 06:35:58,957 INFO L130 BoogieDeclarations]: Found specification of procedure zf_get_control [2021-11-20 06:35:58,957 INFO L138 BoogieDeclarations]: Found implementation of procedure zf_get_control [2021-11-20 06:35:58,957 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-11-20 06:35:58,958 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-20 06:35:58,958 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-20 06:35:58,958 INFO L130 BoogieDeclarations]: Found specification of procedure request_region [2021-11-20 06:35:58,958 INFO L138 BoogieDeclarations]: Found implementation of procedure request_region [2021-11-20 06:35:58,959 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-20 06:35:58,959 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-20 06:35:58,959 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2021-11-20 06:35:58,959 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2021-11-20 06:35:58,959 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_irqsave [2021-11-20 06:35:58,960 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_irqsave [2021-11-20 06:35:58,960 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~TO~VOID [2021-11-20 06:35:58,960 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~TO~VOID [2021-11-20 06:35:58,960 INFO L130 BoogieDeclarations]: Found specification of procedure release_region [2021-11-20 06:35:58,960 INFO L138 BoogieDeclarations]: Found implementation of procedure release_region [2021-11-20 06:35:58,961 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-20 06:35:58,961 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-20 06:35:58,961 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_init [2021-11-20 06:35:58,961 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_init [2021-11-20 06:35:58,962 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-11-20 06:35:58,962 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-11-20 06:35:58,962 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-11-20 06:35:58,962 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer [2021-11-20 06:35:58,962 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer [2021-11-20 06:35:58,963 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-20 06:35:58,963 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-20 06:35:58,963 INFO L130 BoogieDeclarations]: Found specification of procedure add_timer [2021-11-20 06:35:58,963 INFO L138 BoogieDeclarations]: Found implementation of procedure add_timer [2021-11-20 06:35:58,963 INFO L130 BoogieDeclarations]: Found specification of procedure cdev_add [2021-11-20 06:35:58,964 INFO L138 BoogieDeclarations]: Found implementation of procedure cdev_add [2021-11-20 06:35:58,964 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~$Pointer$~TO~int [2021-11-20 06:35:58,964 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~$Pointer$~TO~int [2021-11-20 06:35:58,964 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-20 06:35:58,965 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2021-11-20 06:35:58,965 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2021-11-20 06:35:58,965 INFO L130 BoogieDeclarations]: Found specification of procedure outw [2021-11-20 06:35:58,965 INFO L138 BoogieDeclarations]: Found implementation of procedure outw [2021-11-20 06:35:58,966 INFO L130 BoogieDeclarations]: Found specification of procedure outb [2021-11-20 06:35:58,966 INFO L138 BoogieDeclarations]: Found implementation of procedure outb [2021-11-20 06:35:58,967 INFO L130 BoogieDeclarations]: Found specification of procedure misc_deregister [2021-11-20 06:35:58,967 INFO L138 BoogieDeclarations]: Found implementation of procedure misc_deregister [2021-11-20 06:35:58,969 INFO L130 BoogieDeclarations]: Found specification of procedure assert_context_process [2021-11-20 06:35:58,969 INFO L138 BoogieDeclarations]: Found implementation of procedure assert_context_process [2021-11-20 06:35:58,970 INFO L130 BoogieDeclarations]: Found specification of procedure zf_set_control [2021-11-20 06:35:58,970 INFO L138 BoogieDeclarations]: Found implementation of procedure zf_set_control [2021-11-20 06:35:58,970 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-20 06:35:58,971 INFO L130 BoogieDeclarations]: Found specification of procedure zf_readw [2021-11-20 06:35:58,971 INFO L138 BoogieDeclarations]: Found implementation of procedure zf_readw [2021-11-20 06:35:58,971 INFO L130 BoogieDeclarations]: Found specification of procedure zf_ping [2021-11-20 06:35:58,971 INFO L138 BoogieDeclarations]: Found implementation of procedure zf_ping [2021-11-20 06:35:58,971 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~TO~int [2021-11-20 06:35:58,972 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~TO~int [2021-11-20 06:35:58,973 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2021-11-20 06:35:58,973 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2021-11-20 06:35:58,973 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2021-11-20 06:35:58,973 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2021-11-20 06:35:58,973 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-20 06:35:59,469 INFO L236 CfgBuilder]: Building ICFG [2021-11-20 06:35:59,473 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-20 06:36:02,188 INFO L277 CfgBuilder]: Performing block encoding [2021-11-20 06:36:02,216 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-20 06:36:02,217 INFO L301 CfgBuilder]: Removed 4 assume(true) statements. [2021-11-20 06:36:02,222 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 06:36:02 BoogieIcfgContainer [2021-11-20 06:36:02,222 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-20 06:36:02,226 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-20 06:36:02,226 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-20 06:36:02,230 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-20 06:36:02,230 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.11 06:35:55" (1/3) ... [2021-11-20 06:36:02,232 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2848850a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.11 06:36:02, skipping insertion in model container [2021-11-20 06:36:02,232 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:35:58" (2/3) ... [2021-11-20 06:36:02,233 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2848850a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.11 06:36:02, skipping insertion in model container [2021-11-20 06:36:02,233 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 06:36:02" (3/3) ... [2021-11-20 06:36:02,236 INFO L111 eAbstractionObserver]: Analyzing ICFG ddv_machzwd_inl.i [2021-11-20 06:36:02,248 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-20 06:36:02,248 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 0 error locations. [2021-11-20 06:36:02,250 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2848850a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 20.11 06:36:02, skipping insertion in model container [2021-11-20 06:36:02,250 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-11-20 06:36:02,252 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-11-20 06:36:02,253 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-11-20 06:36:02,253 INFO L275 PluginConnector]: Witness Printer initialized [2021-11-20 06:36:02,254 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 06:36:02" (3/3) ... [2021-11-20 06:36:02,258 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-11-20 06:36:02,271 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure spin_lock_init [2021-11-20 06:36:02,272 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure printk [2021-11-20 06:36:02,272 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure misc_deregister [2021-11-20 06:36:02,272 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure zf_ping [2021-11-20 06:36:02,272 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure assert_context_process [2021-11-20 06:36:02,273 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure zf_readw [2021-11-20 06:36:02,273 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ##fun~$Pointer$~TO~VOID [2021-11-20 06:36:02,274 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure zf_timer_off [2021-11-20 06:36:02,274 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure spin_lock [2021-11-20 06:36:02,274 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2021-11-20 06:36:02,274 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ##fun~int~TO~VOID [2021-11-20 06:36:02,274 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure outw [2021-11-20 06:36:02,275 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure outb [2021-11-20 06:36:02,275 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure add_timer [2021-11-20 06:36:02,275 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure spin_unlock [2021-11-20 06:36:02,275 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure assume_abort_if_not [2021-11-20 06:36:02,275 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure release_region [2021-11-20 06:36:02,276 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __VERIFIER_atomic_begin [2021-11-20 06:36:02,276 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure spin_unlock_irqrestore [2021-11-20 06:36:02,277 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __VERIFIER_atomic_end [2021-11-20 06:36:02,278 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure del_timer [2021-11-20 06:36:02,281 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure spin_lock_irqsave [2021-11-20 06:36:02,282 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure zf_get_control [2021-11-20 06:36:02,282 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure request_region [2021-11-20 06:36:02,283 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~TO~int [2021-11-20 06:36:02,284 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure cdev_add [2021-11-20 06:36:02,285 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~$Pointer$~TO~int [2021-11-20 06:36:02,285 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure zf_set_control [2021-11-20 06:36:02,329 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 146 nodes and edges [2021-11-20 06:36:02,334 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 58 nodes and edges [2021-11-20 06:36:02,348 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2021-11-20 06:36:02,351 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2021-11-20 06:36:02,355 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-11-20 06:36:02,358 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-11-20 06:36:02,612 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ab27ece-1cd9-40f7-8a8b-01c4dc184199/bin/uautomizer-DQz5hQGWxF/witness.graphml [2021-11-20 06:36:02,613 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-11-20 06:36:02,615 INFO L158 Benchmark]: Toolchain (without parser) took 6627.77ms. Allocated memory was 140.5MB in the beginning and 192.9MB in the end (delta: 52.4MB). Free memory was 103.2MB in the beginning and 114.0MB in the end (delta: -10.8MB). Peak memory consumption was 44.5MB. Max. memory is 16.1GB. [2021-11-20 06:36:02,616 INFO L158 Benchmark]: CDTParser took 0.37ms. Allocated memory is still 92.3MB. Free memory is still 46.8MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-20 06:36:02,617 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2361.11ms. Allocated memory is still 140.5MB. Free memory was 103.2MB in the beginning and 91.1MB in the end (delta: 12.1MB). Peak memory consumption was 69.2MB. Max. memory is 16.1GB. [2021-11-20 06:36:02,617 INFO L158 Benchmark]: Boogie Procedure Inliner took 281.02ms. Allocated memory is still 140.5MB. Free memory was 91.1MB in the beginning and 82.1MB in the end (delta: 9.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-20 06:36:02,618 INFO L158 Benchmark]: Boogie Preprocessor took 200.21ms. Allocated memory is still 140.5MB. Free memory was 82.1MB in the beginning and 74.9MB in the end (delta: 7.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-20 06:36:02,618 INFO L158 Benchmark]: RCFGBuilder took 3383.37ms. Allocated memory was 140.5MB in the beginning and 192.9MB in the end (delta: 52.4MB). Free memory was 74.9MB in the beginning and 140.2MB in the end (delta: -65.3MB). Peak memory consumption was 71.3MB. Max. memory is 16.1GB. [2021-11-20 06:36:02,619 INFO L158 Benchmark]: TraceAbstraction took 25.12ms. Allocated memory is still 192.9MB. Free memory was 140.2MB in the beginning and 139.0MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-20 06:36:02,619 INFO L158 Benchmark]: Witness Printer took 360.91ms. Allocated memory is still 192.9MB. Free memory was 139.0MB in the beginning and 114.0MB in the end (delta: 25.1MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2021-11-20 06:36:02,622 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.37ms. Allocated memory is still 92.3MB. Free memory is still 46.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2361.11ms. Allocated memory is still 140.5MB. Free memory was 103.2MB in the beginning and 91.1MB in the end (delta: 12.1MB). Peak memory consumption was 69.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 281.02ms. Allocated memory is still 140.5MB. Free memory was 91.1MB in the beginning and 82.1MB in the end (delta: 9.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 200.21ms. Allocated memory is still 140.5MB. Free memory was 82.1MB in the beginning and 74.9MB in the end (delta: 7.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 3383.37ms. Allocated memory was 140.5MB in the beginning and 192.9MB in the end (delta: 52.4MB). Free memory was 74.9MB in the beginning and 140.2MB in the end (delta: -65.3MB). Peak memory consumption was 71.3MB. Max. memory is 16.1GB. * TraceAbstraction took 25.12ms. Allocated memory is still 192.9MB. Free memory was 140.2MB in the beginning and 139.0MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Witness Printer took 360.91ms. Allocated memory is still 192.9MB. Free memory was 139.0MB in the beginning and 114.0MB in the end (delta: 25.1MB). 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! [2021-11-20 06:36:02,687 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ab27ece-1cd9-40f7-8a8b-01c4dc184199/bin/uautomizer-DQz5hQGWxF/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