./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ddv-machzwd/ddv_machzwd_outw_p.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 839c364b Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78840bc5-84aa-4a0c-84cf-7f26e6f1bf5a/bin/uautomizer-DrprNOufMa/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78840bc5-84aa-4a0c-84cf-7f26e6f1bf5a/bin/uautomizer-DrprNOufMa/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78840bc5-84aa-4a0c-84cf-7f26e6f1bf5a/bin/uautomizer-DrprNOufMa/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78840bc5-84aa-4a0c-84cf-7f26e6f1bf5a/bin/uautomizer-DrprNOufMa/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ddv-machzwd/ddv_machzwd_outw_p.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78840bc5-84aa-4a0c-84cf-7f26e6f1bf5a/bin/uautomizer-DrprNOufMa/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78840bc5-84aa-4a0c-84cf-7f26e6f1bf5a/bin/uautomizer-DrprNOufMa --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 7b53e6434f29888ec2b0851eb0bdc5bf356c532d72069865339d3ff2265f37df --- Real Ultimate output --- This is Ultimate 0.2.2-hotfix-svcomp22-839c364 [2021-12-06 19:05:19,890 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-06 19:05:19,892 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-06 19:05:19,922 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-06 19:05:19,922 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-06 19:05:19,923 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-06 19:05:19,925 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-06 19:05:19,927 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-06 19:05:19,929 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-06 19:05:19,930 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-06 19:05:19,931 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-06 19:05:19,933 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-06 19:05:19,933 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-06 19:05:19,934 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-06 19:05:19,936 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-06 19:05:19,937 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-06 19:05:19,938 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-06 19:05:19,939 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-06 19:05:19,941 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-06 19:05:19,943 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-06 19:05:19,945 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-06 19:05:19,947 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-06 19:05:19,948 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-06 19:05:19,949 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-06 19:05:19,952 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-06 19:05:19,953 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-06 19:05:19,953 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-06 19:05:19,954 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-06 19:05:19,955 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-06 19:05:19,956 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-06 19:05:19,956 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-06 19:05:19,957 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-06 19:05:19,958 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-06 19:05:19,959 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-06 19:05:19,959 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-06 19:05:19,960 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-06 19:05:19,960 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-06 19:05:19,960 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-06 19:05:19,960 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-06 19:05:19,961 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-06 19:05:19,961 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-06 19:05:19,962 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78840bc5-84aa-4a0c-84cf-7f26e6f1bf5a/bin/uautomizer-DrprNOufMa/config/svcomp-Reach-32bit-Automizer_Default.epf [2021-12-06 19:05:19,986 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-06 19:05:19,986 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-06 19:05:19,986 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-06 19:05:19,986 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-06 19:05:19,987 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-06 19:05:19,987 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-06 19:05:19,988 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-06 19:05:19,988 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-06 19:05:19,988 INFO L138 SettingsManager]: * Use SBE=true [2021-12-06 19:05:19,989 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-06 19:05:19,989 INFO L138 SettingsManager]: * sizeof long=4 [2021-12-06 19:05:19,989 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-06 19:05:19,989 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-12-06 19:05:19,989 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-06 19:05:19,990 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-06 19:05:19,990 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-06 19:05:19,990 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-06 19:05:19,990 INFO L138 SettingsManager]: * sizeof long double=12 [2021-12-06 19:05:19,990 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-06 19:05:19,991 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-06 19:05:19,991 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-06 19:05:19,991 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-06 19:05:19,991 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-06 19:05:19,992 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-06 19:05:19,992 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-06 19:05:19,992 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-06 19:05:19,992 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-06 19:05:19,992 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-06 19:05:19,993 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-06 19:05:19,993 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-12-06 19:05:19,993 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-06 19:05:19,993 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-06 19:05:19,993 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-06 19:05:19,994 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-06 19:05:19,994 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_78840bc5-84aa-4a0c-84cf-7f26e6f1bf5a/bin/uautomizer-DrprNOufMa/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78840bc5-84aa-4a0c-84cf-7f26e6f1bf5a/bin/uautomizer-DrprNOufMa Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7b53e6434f29888ec2b0851eb0bdc5bf356c532d72069865339d3ff2265f37df [2021-12-06 19:05:20,161 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-06 19:05:20,176 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-06 19:05:20,178 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-06 19:05:20,178 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-06 19:05:20,179 INFO L275 PluginConnector]: CDTParser initialized [2021-12-06 19:05:20,180 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78840bc5-84aa-4a0c-84cf-7f26e6f1bf5a/bin/uautomizer-DrprNOufMa/../../sv-benchmarks/c/ddv-machzwd/ddv_machzwd_outw_p.i [2021-12-06 19:05:20,223 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78840bc5-84aa-4a0c-84cf-7f26e6f1bf5a/bin/uautomizer-DrprNOufMa/data/5790a510a/43ca933b170747a4bc4849d0ebc409f8/FLAG23b550c29 [2021-12-06 19:05:20,721 INFO L306 CDTParser]: Found 1 translation units. [2021-12-06 19:05:20,721 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78840bc5-84aa-4a0c-84cf-7f26e6f1bf5a/sv-benchmarks/c/ddv-machzwd/ddv_machzwd_outw_p.i [2021-12-06 19:05:20,740 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78840bc5-84aa-4a0c-84cf-7f26e6f1bf5a/bin/uautomizer-DrprNOufMa/data/5790a510a/43ca933b170747a4bc4849d0ebc409f8/FLAG23b550c29 [2021-12-06 19:05:21,000 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78840bc5-84aa-4a0c-84cf-7f26e6f1bf5a/bin/uautomizer-DrprNOufMa/data/5790a510a/43ca933b170747a4bc4849d0ebc409f8 [2021-12-06 19:05:21,002 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-06 19:05:21,003 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-06 19:05:21,005 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-06 19:05:21,005 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-06 19:05:21,008 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-06 19:05:21,008 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 07:05:21" (1/1) ... [2021-12-06 19:05:21,009 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1b2cadd7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 07:05:21, skipping insertion in model container [2021-12-06 19:05:21,009 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 07:05:21" (1/1) ... [2021-12-06 19:05:21,016 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-06 19:05:21,071 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-06 19:05:21,206 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_78840bc5-84aa-4a0c-84cf-7f26e6f1bf5a/sv-benchmarks/c/ddv-machzwd/ddv_machzwd_outw_p.i[458,471] [2021-12-06 19:05:21,986 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-06 19:05:22,005 INFO L203 MainTranslator]: Completed pre-run [2021-12-06 19:05:22,013 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_78840bc5-84aa-4a0c-84cf-7f26e6f1bf5a/sv-benchmarks/c/ddv-machzwd/ddv_machzwd_outw_p.i[458,471] [2021-12-06 19:05:22,163 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-06 19:05:22,300 INFO L208 MainTranslator]: Completed translation [2021-12-06 19:05:22,301 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 07:05:22 WrapperNode [2021-12-06 19:05:22,301 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-06 19:05:22,302 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-06 19:05:22,302 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-06 19:05:22,302 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-06 19:05:22,309 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 07:05:22" (1/1) ... [2021-12-06 19:05:22,352 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 07:05:22" (1/1) ... [2021-12-06 19:05:22,398 INFO L137 Inliner]: procedures = 474, calls = 839, calls flagged for inlining = 54, calls inlined = 37, statements flattened = 1013 [2021-12-06 19:05:22,398 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-06 19:05:22,399 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-06 19:05:22,399 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-06 19:05:22,399 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-06 19:05:22,405 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 07:05:22" (1/1) ... [2021-12-06 19:05:22,406 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 07:05:22" (1/1) ... [2021-12-06 19:05:22,412 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 07:05:22" (1/1) ... [2021-12-06 19:05:22,413 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 07:05:22" (1/1) ... [2021-12-06 19:05:22,439 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 07:05:22" (1/1) ... [2021-12-06 19:05:22,445 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 07:05:22" (1/1) ... [2021-12-06 19:05:22,452 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 07:05:22" (1/1) ... [2021-12-06 19:05:22,463 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-06 19:05:22,463 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-06 19:05:22,463 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-06 19:05:22,464 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-06 19:05:22,464 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 07:05:22" (1/1) ... [2021-12-06 19:05:22,472 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-06 19:05:22,481 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78840bc5-84aa-4a0c-84cf-7f26e6f1bf5a/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 19:05:22,493 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78840bc5-84aa-4a0c-84cf-7f26e6f1bf5a/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-12-06 19:05:22,496 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78840bc5-84aa-4a0c-84cf-7f26e6f1bf5a/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-12-06 19:05:22,523 INFO L130 BoogieDeclarations]: Found specification of procedure zf_timer_off [2021-12-06 19:05:22,523 INFO L138 BoogieDeclarations]: Found implementation of procedure zf_timer_off [2021-12-06 19:05:22,523 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-12-06 19:05:22,523 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_atomic_begin [2021-12-06 19:05:22,523 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2021-12-06 19:05:22,523 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2021-12-06 19:05:22,523 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-12-06 19:05:22,524 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2021-12-06 19:05:22,524 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2021-12-06 19:05:22,524 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-12-06 19:05:22,524 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_atomic_end [2021-12-06 19:05:22,524 INFO L130 BoogieDeclarations]: Found specification of procedure zf_get_control [2021-12-06 19:05:22,524 INFO L138 BoogieDeclarations]: Found implementation of procedure zf_get_control [2021-12-06 19:05:22,524 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-12-06 19:05:22,524 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-12-06 19:05:22,524 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-12-06 19:05:22,524 INFO L130 BoogieDeclarations]: Found specification of procedure request_region [2021-12-06 19:05:22,524 INFO L138 BoogieDeclarations]: Found implementation of procedure request_region [2021-12-06 19:05:22,525 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-06 19:05:22,525 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-12-06 19:05:22,525 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2021-12-06 19:05:22,525 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2021-12-06 19:05:22,525 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_irqsave [2021-12-06 19:05:22,525 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_irqsave [2021-12-06 19:05:22,525 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~TO~VOID [2021-12-06 19:05:22,525 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~TO~VOID [2021-12-06 19:05:22,525 INFO L130 BoogieDeclarations]: Found specification of procedure release_region [2021-12-06 19:05:22,525 INFO L138 BoogieDeclarations]: Found implementation of procedure release_region [2021-12-06 19:05:22,525 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-06 19:05:22,525 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-06 19:05:22,525 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_init [2021-12-06 19:05:22,525 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_init [2021-12-06 19:05:22,525 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-12-06 19:05:22,526 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-12-06 19:05:22,526 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-12-06 19:05:22,526 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer [2021-12-06 19:05:22,526 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer [2021-12-06 19:05:22,526 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-12-06 19:05:22,526 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-12-06 19:05:22,526 INFO L130 BoogieDeclarations]: Found specification of procedure add_timer [2021-12-06 19:05:22,526 INFO L138 BoogieDeclarations]: Found implementation of procedure add_timer [2021-12-06 19:05:22,526 INFO L130 BoogieDeclarations]: Found specification of procedure cdev_add [2021-12-06 19:05:22,526 INFO L138 BoogieDeclarations]: Found implementation of procedure cdev_add [2021-12-06 19:05:22,526 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~$Pointer$~TO~int [2021-12-06 19:05:22,527 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~$Pointer$~TO~int [2021-12-06 19:05:22,527 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-12-06 19:05:22,527 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2021-12-06 19:05:22,527 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2021-12-06 19:05:22,527 INFO L130 BoogieDeclarations]: Found specification of procedure outw [2021-12-06 19:05:22,527 INFO L138 BoogieDeclarations]: Found implementation of procedure outw [2021-12-06 19:05:22,527 INFO L130 BoogieDeclarations]: Found specification of procedure outb [2021-12-06 19:05:22,527 INFO L138 BoogieDeclarations]: Found implementation of procedure outb [2021-12-06 19:05:22,527 INFO L130 BoogieDeclarations]: Found specification of procedure misc_deregister [2021-12-06 19:05:22,527 INFO L138 BoogieDeclarations]: Found implementation of procedure misc_deregister [2021-12-06 19:05:22,528 INFO L130 BoogieDeclarations]: Found specification of procedure assert_context_process [2021-12-06 19:05:22,528 INFO L138 BoogieDeclarations]: Found implementation of procedure assert_context_process [2021-12-06 19:05:22,528 INFO L130 BoogieDeclarations]: Found specification of procedure zf_set_control [2021-12-06 19:05:22,528 INFO L138 BoogieDeclarations]: Found implementation of procedure zf_set_control [2021-12-06 19:05:22,528 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-12-06 19:05:22,528 INFO L130 BoogieDeclarations]: Found specification of procedure zf_readw [2021-12-06 19:05:22,528 INFO L138 BoogieDeclarations]: Found implementation of procedure zf_readw [2021-12-06 19:05:22,528 INFO L130 BoogieDeclarations]: Found specification of procedure zf_ping [2021-12-06 19:05:22,528 INFO L138 BoogieDeclarations]: Found implementation of procedure zf_ping [2021-12-06 19:05:22,529 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~TO~int [2021-12-06 19:05:22,529 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~TO~int [2021-12-06 19:05:22,529 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2021-12-06 19:05:22,529 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2021-12-06 19:05:22,529 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2021-12-06 19:05:22,529 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2021-12-06 19:05:22,529 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-12-06 19:05:22,745 INFO L236 CfgBuilder]: Building ICFG [2021-12-06 19:05:22,746 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-06 19:05:24,066 INFO L277 CfgBuilder]: Performing block encoding [2021-12-06 19:05:24,082 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-12-06 19:05:24,082 INFO L301 CfgBuilder]: Removed 4 assume(true) statements. [2021-12-06 19:05:24,084 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 07:05:24 BoogieIcfgContainer [2021-12-06 19:05:24,084 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-12-06 19:05:24,085 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-12-06 19:05:24,086 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-12-06 19:05:24,089 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-12-06 19:05:24,089 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.12 07:05:21" (1/3) ... [2021-12-06 19:05:24,089 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3859e96e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.12 07:05:24, skipping insertion in model container [2021-12-06 19:05:24,090 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 07:05:22" (2/3) ... [2021-12-06 19:05:24,090 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3859e96e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.12 07:05:24, skipping insertion in model container [2021-12-06 19:05:24,090 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 07:05:24" (3/3) ... [2021-12-06 19:05:24,091 INFO L111 eAbstractionObserver]: Analyzing ICFG ddv_machzwd_outw_p.i [2021-12-06 19:05:24,097 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-12-06 19:05:24,097 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 0 error locations. [2021-12-06 19:05:24,098 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3859e96e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 06.12 07:05:24, skipping insertion in model container [2021-12-06 19:05:24,098 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-12-06 19:05:24,099 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-12-06 19:05:24,099 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-12-06 19:05:24,099 INFO L275 PluginConnector]: Witness Printer initialized [2021-12-06 19:05:24,100 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 07:05:24" (3/3) ... [2021-12-06 19:05:24,103 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-12-06 19:05:24,109 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure spin_lock_init [2021-12-06 19:05:24,110 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure printk [2021-12-06 19:05:24,110 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure misc_deregister [2021-12-06 19:05:24,110 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure zf_ping [2021-12-06 19:05:24,110 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure assert_context_process [2021-12-06 19:05:24,110 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure zf_readw [2021-12-06 19:05:24,110 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ##fun~$Pointer$~TO~VOID [2021-12-06 19:05:24,110 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure zf_timer_off [2021-12-06 19:05:24,110 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure spin_lock [2021-12-06 19:05:24,110 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2021-12-06 19:05:24,110 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ##fun~int~TO~VOID [2021-12-06 19:05:24,110 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure outw [2021-12-06 19:05:24,111 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure outb [2021-12-06 19:05:24,111 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure add_timer [2021-12-06 19:05:24,111 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure spin_unlock [2021-12-06 19:05:24,111 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure assume_abort_if_not [2021-12-06 19:05:24,111 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure release_region [2021-12-06 19:05:24,111 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __VERIFIER_atomic_begin [2021-12-06 19:05:24,111 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure spin_unlock_irqrestore [2021-12-06 19:05:24,111 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __VERIFIER_atomic_end [2021-12-06 19:05:24,111 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure del_timer [2021-12-06 19:05:24,112 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure spin_lock_irqsave [2021-12-06 19:05:24,112 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure zf_get_control [2021-12-06 19:05:24,112 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure request_region [2021-12-06 19:05:24,112 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~TO~int [2021-12-06 19:05:24,112 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure cdev_add [2021-12-06 19:05:24,113 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~$Pointer$~TO~int [2021-12-06 19:05:24,113 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure zf_set_control [2021-12-06 19:05:24,133 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 146 nodes and edges [2021-12-06 19:05:24,136 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 58 nodes and edges [2021-12-06 19:05:24,138 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2021-12-06 19:05:24,141 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2021-12-06 19:05:24,143 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-12-06 19:05:24,145 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-12-06 19:05:24,254 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78840bc5-84aa-4a0c-84cf-7f26e6f1bf5a/bin/uautomizer-DrprNOufMa/witness.graphml [2021-12-06 19:05:24,254 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-12-06 19:05:24,256 INFO L158 Benchmark]: Toolchain (without parser) took 3251.66ms. Allocated memory was 92.3MB in the beginning and 136.3MB in the end (delta: 44.0MB). Free memory was 64.0MB in the beginning and 65.2MB in the end (delta: -1.2MB). Peak memory consumption was 44.7MB. Max. memory is 16.1GB. [2021-12-06 19:05:24,256 INFO L158 Benchmark]: CDTParser took 0.15ms. Allocated memory is still 92.3MB. Free memory is still 64.3MB. There was no memory consumed. Max. memory is 16.1GB. [2021-12-06 19:05:24,256 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1296.48ms. Allocated memory was 92.3MB in the beginning and 113.2MB in the end (delta: 21.0MB). Free memory was 64.0MB in the beginning and 68.8MB in the end (delta: -4.8MB). Peak memory consumption was 44.6MB. Max. memory is 16.1GB. [2021-12-06 19:05:24,257 INFO L158 Benchmark]: Boogie Procedure Inliner took 96.65ms. Allocated memory is still 113.2MB. Free memory was 68.8MB in the beginning and 60.0MB in the end (delta: 8.8MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2021-12-06 19:05:24,257 INFO L158 Benchmark]: Boogie Preprocessor took 64.00ms. Allocated memory is still 113.2MB. Free memory was 60.0MB in the beginning and 53.3MB in the end (delta: 6.7MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2021-12-06 19:05:24,257 INFO L158 Benchmark]: RCFGBuilder took 1620.97ms. Allocated memory was 113.2MB in the beginning and 136.3MB in the end (delta: 23.1MB). Free memory was 53.3MB in the beginning and 91.7MB in the end (delta: -38.3MB). Peak memory consumption was 55.0MB. Max. memory is 16.1GB. [2021-12-06 19:05:24,257 INFO L158 Benchmark]: TraceAbstraction took 13.02ms. Allocated memory is still 136.3MB. Free memory is still 90.6MB. There was no memory consumed. Max. memory is 16.1GB. [2021-12-06 19:05:24,258 INFO L158 Benchmark]: Witness Printer took 155.32ms. Allocated memory is still 136.3MB. Free memory was 90.6MB in the beginning and 65.2MB in the end (delta: 25.4MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. [2021-12-06 19:05:24,259 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15ms. Allocated memory is still 92.3MB. Free memory is still 64.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1296.48ms. Allocated memory was 92.3MB in the beginning and 113.2MB in the end (delta: 21.0MB). Free memory was 64.0MB in the beginning and 68.8MB in the end (delta: -4.8MB). Peak memory consumption was 44.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 96.65ms. Allocated memory is still 113.2MB. Free memory was 68.8MB in the beginning and 60.0MB in the end (delta: 8.8MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 64.00ms. Allocated memory is still 113.2MB. Free memory was 60.0MB in the beginning and 53.3MB in the end (delta: 6.7MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * RCFGBuilder took 1620.97ms. Allocated memory was 113.2MB in the beginning and 136.3MB in the end (delta: 23.1MB). Free memory was 53.3MB in the beginning and 91.7MB in the end (delta: -38.3MB). Peak memory consumption was 55.0MB. Max. memory is 16.1GB. * TraceAbstraction took 13.02ms. Allocated memory is still 136.3MB. Free memory is still 90.6MB. There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 155.32ms. Allocated memory is still 136.3MB. Free memory was 90.6MB in the beginning and 65.2MB in the end (delta: 25.4MB). Peak memory consumption was 27.3MB. 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! [2021-12-06 19:05:24,300 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78840bc5-84aa-4a0c-84cf-7f26e6f1bf5a/bin/uautomizer-DrprNOufMa/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