./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ddv-machzwd/ddv_machzwd_inl_p.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version dbf71c69 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7642e03c-cca0-4e03-af27-f7368665074e/bin/uautomizer-J5u9QxTXDZ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7642e03c-cca0-4e03-af27-f7368665074e/bin/uautomizer-J5u9QxTXDZ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7642e03c-cca0-4e03-af27-f7368665074e/bin/uautomizer-J5u9QxTXDZ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7642e03c-cca0-4e03-af27-f7368665074e/bin/uautomizer-J5u9QxTXDZ/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ddv-machzwd/ddv_machzwd_inl_p.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7642e03c-cca0-4e03-af27-f7368665074e/bin/uautomizer-J5u9QxTXDZ/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7642e03c-cca0-4e03-af27-f7368665074e/bin/uautomizer-J5u9QxTXDZ --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 822210afb67ed99ceea45b432aca8ec250ff4c38d2893c644887ddfbc667fadf --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-dbf71c6-m [2022-10-17 10:45:19,651 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 10:45:19,654 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 10:45:19,704 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 10:45:19,704 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 10:45:19,711 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 10:45:19,714 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 10:45:19,719 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 10:45:19,721 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 10:45:19,727 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 10:45:19,728 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 10:45:19,730 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 10:45:19,731 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 10:45:19,733 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 10:45:19,735 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 10:45:19,737 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 10:45:19,738 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 10:45:19,739 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 10:45:19,741 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 10:45:19,745 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 10:45:19,747 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 10:45:19,750 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 10:45:19,753 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 10:45:19,754 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 10:45:19,766 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 10:45:19,766 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 10:45:19,766 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 10:45:19,768 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 10:45:19,769 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 10:45:19,770 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 10:45:19,771 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 10:45:19,772 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 10:45:19,775 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 10:45:19,776 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 10:45:19,777 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 10:45:19,777 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 10:45:19,778 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 10:45:19,778 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 10:45:19,778 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 10:45:19,779 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 10:45:19,780 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 10:45:19,780 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7642e03c-cca0-4e03-af27-f7368665074e/bin/uautomizer-J5u9QxTXDZ/config/svcomp-Reach-32bit-Automizer_Default.epf [2022-10-17 10:45:19,823 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 10:45:19,823 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 10:45:19,824 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-10-17 10:45:19,824 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-10-17 10:45:19,825 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 10:45:19,825 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-10-17 10:45:19,825 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 10:45:19,825 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 10:45:19,826 INFO L138 SettingsManager]: * Use SBE=true [2022-10-17 10:45:19,826 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 10:45:19,827 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 10:45:19,827 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 10:45:19,827 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 10:45:19,827 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 10:45:19,828 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 10:45:19,828 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 10:45:19,828 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 10:45:19,828 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 10:45:19,828 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 10:45:19,829 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 10:45:19,829 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 10:45:19,829 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 10:45:19,829 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-10-17 10:45:19,829 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-10-17 10:45:19,829 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-10-17 10:45:19,830 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 10:45:19,830 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 10:45:19,830 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 10:45:19,837 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-10-17 10:45:19,837 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 10:45:19,838 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-10-17 10:45:19,838 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-10-17 10:45:19,838 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 10:45:19,838 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_7642e03c-cca0-4e03-af27-f7368665074e/bin/uautomizer-J5u9QxTXDZ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7642e03c-cca0-4e03-af27-f7368665074e/bin/uautomizer-J5u9QxTXDZ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 822210afb67ed99ceea45b432aca8ec250ff4c38d2893c644887ddfbc667fadf [2022-10-17 10:45:20,112 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 10:45:20,132 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 10:45:20,134 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 10:45:20,135 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 10:45:20,136 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 10:45:20,138 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7642e03c-cca0-4e03-af27-f7368665074e/bin/uautomizer-J5u9QxTXDZ/../../sv-benchmarks/c/ddv-machzwd/ddv_machzwd_inl_p.i [2022-10-17 10:45:20,201 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7642e03c-cca0-4e03-af27-f7368665074e/bin/uautomizer-J5u9QxTXDZ/data/bf6460d6b/e607f122f73e483699b0538c0261652b/FLAGcb587ec8d [2022-10-17 10:45:20,856 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 10:45:20,857 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7642e03c-cca0-4e03-af27-f7368665074e/sv-benchmarks/c/ddv-machzwd/ddv_machzwd_inl_p.i [2022-10-17 10:45:20,895 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7642e03c-cca0-4e03-af27-f7368665074e/bin/uautomizer-J5u9QxTXDZ/data/bf6460d6b/e607f122f73e483699b0538c0261652b/FLAGcb587ec8d [2022-10-17 10:45:20,999 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7642e03c-cca0-4e03-af27-f7368665074e/bin/uautomizer-J5u9QxTXDZ/data/bf6460d6b/e607f122f73e483699b0538c0261652b [2022-10-17 10:45:21,001 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 10:45:21,004 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 10:45:21,007 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 10:45:21,008 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 10:45:21,011 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 10:45:21,012 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 10:45:21" (1/1) ... [2022-10-17 10:45:21,013 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@58e3e471 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:45:21, skipping insertion in model container [2022-10-17 10:45:21,013 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 10:45:21" (1/1) ... [2022-10-17 10:45:21,023 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 10:45:21,109 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 10:45:21,303 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_7642e03c-cca0-4e03-af27-f7368665074e/sv-benchmarks/c/ddv-machzwd/ddv_machzwd_inl_p.i[457,470] [2022-10-17 10:45:22,483 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 10:45:22,510 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 10:45:22,521 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_7642e03c-cca0-4e03-af27-f7368665074e/sv-benchmarks/c/ddv-machzwd/ddv_machzwd_inl_p.i[457,470] [2022-10-17 10:45:22,691 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 10:45:22,930 INFO L208 MainTranslator]: Completed translation [2022-10-17 10:45:22,931 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:45:22 WrapperNode [2022-10-17 10:45:22,931 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 10:45:22,932 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 10:45:22,932 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 10:45:22,933 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 10:45:22,944 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:45:22" (1/1) ... [2022-10-17 10:45:23,006 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:45:22" (1/1) ... [2022-10-17 10:45:23,108 INFO L138 Inliner]: procedures = 474, calls = 839, calls flagged for inlining = 54, calls inlined = 37, statements flattened = 1013 [2022-10-17 10:45:23,110 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 10:45:23,111 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 10:45:23,111 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 10:45:23,112 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 10:45:23,121 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:45:22" (1/1) ... [2022-10-17 10:45:23,121 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:45:22" (1/1) ... [2022-10-17 10:45:23,142 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:45:22" (1/1) ... [2022-10-17 10:45:23,148 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:45:22" (1/1) ... [2022-10-17 10:45:23,209 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:45:22" (1/1) ... [2022-10-17 10:45:23,216 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:45:22" (1/1) ... [2022-10-17 10:45:23,224 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:45:22" (1/1) ... [2022-10-17 10:45:23,231 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:45:22" (1/1) ... [2022-10-17 10:45:23,244 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 10:45:23,245 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 10:45:23,245 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 10:45:23,245 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 10:45:23,246 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:45:22" (1/1) ... [2022-10-17 10:45:23,252 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-10-17 10:45:23,275 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7642e03c-cca0-4e03-af27-f7368665074e/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:45:23,304 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7642e03c-cca0-4e03-af27-f7368665074e/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-10-17 10:45:23,333 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7642e03c-cca0-4e03-af27-f7368665074e/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-10-17 10:45:23,350 INFO L130 BoogieDeclarations]: Found specification of procedure zf_timer_off [2022-10-17 10:45:23,350 INFO L138 BoogieDeclarations]: Found implementation of procedure zf_timer_off [2022-10-17 10:45:23,350 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-10-17 10:45:23,351 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_atomic_begin [2022-10-17 10:45:23,351 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2022-10-17 10:45:23,351 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2022-10-17 10:45:23,351 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-10-17 10:45:23,351 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2022-10-17 10:45:23,352 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2022-10-17 10:45:23,352 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-10-17 10:45:23,352 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_atomic_end [2022-10-17 10:45:23,352 INFO L130 BoogieDeclarations]: Found specification of procedure zf_get_control [2022-10-17 10:45:23,352 INFO L138 BoogieDeclarations]: Found implementation of procedure zf_get_control [2022-10-17 10:45:23,353 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-10-17 10:45:23,353 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-10-17 10:45:23,353 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-10-17 10:45:23,353 INFO L130 BoogieDeclarations]: Found specification of procedure request_region [2022-10-17 10:45:23,353 INFO L138 BoogieDeclarations]: Found implementation of procedure request_region [2022-10-17 10:45:23,354 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 10:45:23,354 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-10-17 10:45:23,354 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2022-10-17 10:45:23,354 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2022-10-17 10:45:23,354 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_irqsave [2022-10-17 10:45:23,355 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_irqsave [2022-10-17 10:45:23,355 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~TO~VOID [2022-10-17 10:45:23,355 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~TO~VOID [2022-10-17 10:45:23,355 INFO L130 BoogieDeclarations]: Found specification of procedure release_region [2022-10-17 10:45:23,355 INFO L138 BoogieDeclarations]: Found implementation of procedure release_region [2022-10-17 10:45:23,356 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 10:45:23,356 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 10:45:23,356 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_init [2022-10-17 10:45:23,356 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_init [2022-10-17 10:45:23,356 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-10-17 10:45:23,357 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-10-17 10:45:23,357 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-10-17 10:45:23,357 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer [2022-10-17 10:45:23,357 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer [2022-10-17 10:45:23,357 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-10-17 10:45:23,358 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-10-17 10:45:23,358 INFO L130 BoogieDeclarations]: Found specification of procedure add_timer [2022-10-17 10:45:23,358 INFO L138 BoogieDeclarations]: Found implementation of procedure add_timer [2022-10-17 10:45:23,358 INFO L130 BoogieDeclarations]: Found specification of procedure cdev_add [2022-10-17 10:45:23,359 INFO L138 BoogieDeclarations]: Found implementation of procedure cdev_add [2022-10-17 10:45:23,359 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~$Pointer$~TO~int [2022-10-17 10:45:23,359 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~$Pointer$~TO~int [2022-10-17 10:45:23,359 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-10-17 10:45:23,359 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2022-10-17 10:45:23,360 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2022-10-17 10:45:23,360 INFO L130 BoogieDeclarations]: Found specification of procedure outw [2022-10-17 10:45:23,360 INFO L138 BoogieDeclarations]: Found implementation of procedure outw [2022-10-17 10:45:23,360 INFO L130 BoogieDeclarations]: Found specification of procedure outb [2022-10-17 10:45:23,361 INFO L138 BoogieDeclarations]: Found implementation of procedure outb [2022-10-17 10:45:23,361 INFO L130 BoogieDeclarations]: Found specification of procedure misc_deregister [2022-10-17 10:45:23,362 INFO L138 BoogieDeclarations]: Found implementation of procedure misc_deregister [2022-10-17 10:45:23,363 INFO L130 BoogieDeclarations]: Found specification of procedure assert_context_process [2022-10-17 10:45:23,363 INFO L138 BoogieDeclarations]: Found implementation of procedure assert_context_process [2022-10-17 10:45:23,364 INFO L130 BoogieDeclarations]: Found specification of procedure zf_set_control [2022-10-17 10:45:23,364 INFO L138 BoogieDeclarations]: Found implementation of procedure zf_set_control [2022-10-17 10:45:23,365 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-10-17 10:45:23,365 INFO L130 BoogieDeclarations]: Found specification of procedure zf_readw [2022-10-17 10:45:23,365 INFO L138 BoogieDeclarations]: Found implementation of procedure zf_readw [2022-10-17 10:45:23,366 INFO L130 BoogieDeclarations]: Found specification of procedure zf_ping [2022-10-17 10:45:23,366 INFO L138 BoogieDeclarations]: Found implementation of procedure zf_ping [2022-10-17 10:45:23,366 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~TO~int [2022-10-17 10:45:23,366 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~TO~int [2022-10-17 10:45:23,366 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2022-10-17 10:45:23,367 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2022-10-17 10:45:23,367 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2022-10-17 10:45:23,367 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2022-10-17 10:45:23,367 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 10:45:23,790 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 10:45:23,793 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 10:45:25,828 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 10:45:25,854 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 10:45:25,854 INFO L300 CfgBuilder]: Removed 4 assume(true) statements. [2022-10-17 10:45:25,860 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 10:45:25 BoogieIcfgContainer [2022-10-17 10:45:25,861 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 10:45:25,864 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-10-17 10:45:25,864 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-10-17 10:45:25,867 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-10-17 10:45:25,868 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 17.10 10:45:21" (1/3) ... [2022-10-17 10:45:25,869 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2e7c899 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.10 10:45:25, skipping insertion in model container [2022-10-17 10:45:25,869 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:45:22" (2/3) ... [2022-10-17 10:45:25,869 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2e7c899 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.10 10:45:25, skipping insertion in model container [2022-10-17 10:45:25,870 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 10:45:25" (3/3) ... [2022-10-17 10:45:25,871 INFO L112 eAbstractionObserver]: Analyzing ICFG ddv_machzwd_inl_p.i [2022-10-17 10:45:25,890 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-10-17 10:45:25,891 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 0 error locations. [2022-10-17 10:45:25,893 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2e7c899 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 17.10 10:45:25, skipping insertion in model container [2022-10-17 10:45:25,893 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-10-17 10:45:25,894 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-10-17 10:45:25,895 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-10-17 10:45:25,895 INFO L275 PluginConnector]: Witness Printer initialized [2022-10-17 10:45:25,895 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 10:45:25" (3/3) ... [2022-10-17 10:45:25,901 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-10-17 10:45:25,908 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure spin_lock_init [2022-10-17 10:45:25,908 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure printk [2022-10-17 10:45:25,909 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure misc_deregister [2022-10-17 10:45:25,909 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure zf_ping [2022-10-17 10:45:25,909 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure assert_context_process [2022-10-17 10:45:25,909 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure zf_readw [2022-10-17 10:45:25,910 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ##fun~$Pointer$~TO~VOID [2022-10-17 10:45:25,910 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure zf_timer_off [2022-10-17 10:45:25,910 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure spin_lock [2022-10-17 10:45:25,910 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2022-10-17 10:45:25,910 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ##fun~int~TO~VOID [2022-10-17 10:45:25,911 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure outw [2022-10-17 10:45:25,911 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure outb [2022-10-17 10:45:25,911 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure add_timer [2022-10-17 10:45:25,911 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure spin_unlock [2022-10-17 10:45:25,911 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure assume_abort_if_not [2022-10-17 10:45:25,911 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure release_region [2022-10-17 10:45:25,912 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __VERIFIER_atomic_begin [2022-10-17 10:45:25,912 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure spin_unlock_irqrestore [2022-10-17 10:45:25,912 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __VERIFIER_atomic_end [2022-10-17 10:45:25,913 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure del_timer [2022-10-17 10:45:25,916 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure spin_lock_irqsave [2022-10-17 10:45:25,916 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure zf_get_control [2022-10-17 10:45:25,917 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure request_region [2022-10-17 10:45:25,917 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~TO~int [2022-10-17 10:45:25,918 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure cdev_add [2022-10-17 10:45:25,918 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~$Pointer$~TO~int [2022-10-17 10:45:25,918 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure zf_set_control [2022-10-17 10:45:25,954 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 146 nodes and edges [2022-10-17 10:45:25,957 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 58 nodes and edges [2022-10-17 10:45:25,967 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2022-10-17 10:45:25,971 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2022-10-17 10:45:25,973 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2022-10-17 10:45:25,976 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-10-17 10:45:26,182 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7642e03c-cca0-4e03-af27-f7368665074e/bin/uautomizer-J5u9QxTXDZ/witness.graphml [2022-10-17 10:45:26,183 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-10-17 10:45:26,184 INFO L158 Benchmark]: Toolchain (without parser) took 5179.77ms. Allocated memory was 125.8MB in the beginning and 167.8MB in the end (delta: 41.9MB). Free memory was 76.4MB in the beginning and 86.9MB in the end (delta: -10.5MB). Peak memory consumption was 33.1MB. Max. memory is 16.1GB. [2022-10-17 10:45:26,185 INFO L158 Benchmark]: CDTParser took 0.23ms. Allocated memory is still 125.8MB. Free memory is still 98.6MB. There was no memory consumed. Max. memory is 16.1GB. [2022-10-17 10:45:26,185 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1924.09ms. Allocated memory was 125.8MB in the beginning and 167.8MB in the end (delta: 41.9MB). Free memory was 76.3MB in the beginning and 104.0MB in the end (delta: -27.7MB). Peak memory consumption was 49.0MB. Max. memory is 16.1GB. [2022-10-17 10:45:26,186 INFO L158 Benchmark]: Boogie Procedure Inliner took 178.30ms. Allocated memory is still 167.8MB. Free memory was 104.0MB in the beginning and 94.7MB in the end (delta: 9.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-10-17 10:45:26,186 INFO L158 Benchmark]: Boogie Preprocessor took 132.72ms. Allocated memory is still 167.8MB. Free memory was 94.7MB in the beginning and 87.2MB in the end (delta: 7.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-10-17 10:45:26,187 INFO L158 Benchmark]: RCFGBuilder took 2616.15ms. Allocated memory is still 167.8MB. Free memory was 87.2MB in the beginning and 106.0MB in the end (delta: -18.8MB). Peak memory consumption was 44.5MB. Max. memory is 16.1GB. [2022-10-17 10:45:26,187 INFO L158 Benchmark]: TraceAbstraction took 29.96ms. Allocated memory is still 167.8MB. Free memory was 106.0MB in the beginning and 103.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-10-17 10:45:26,187 INFO L158 Benchmark]: Witness Printer took 288.22ms. Allocated memory is still 167.8MB. Free memory was 103.9MB in the beginning and 86.9MB in the end (delta: 17.0MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2022-10-17 10:45:26,189 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23ms. Allocated memory is still 125.8MB. Free memory is still 98.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1924.09ms. Allocated memory was 125.8MB in the beginning and 167.8MB in the end (delta: 41.9MB). Free memory was 76.3MB in the beginning and 104.0MB in the end (delta: -27.7MB). Peak memory consumption was 49.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 178.30ms. Allocated memory is still 167.8MB. Free memory was 104.0MB in the beginning and 94.7MB in the end (delta: 9.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 132.72ms. Allocated memory is still 167.8MB. Free memory was 94.7MB in the beginning and 87.2MB in the end (delta: 7.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 2616.15ms. Allocated memory is still 167.8MB. Free memory was 87.2MB in the beginning and 106.0MB in the end (delta: -18.8MB). Peak memory consumption was 44.5MB. Max. memory is 16.1GB. * TraceAbstraction took 29.96ms. Allocated memory is still 167.8MB. Free memory was 106.0MB in the beginning and 103.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Witness Printer took 288.22ms. Allocated memory is still 167.8MB. Free memory was 103.9MB in the beginning and 86.9MB in the end (delta: 17.0MB). Peak memory consumption was 18.9MB. 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! [2022-10-17 10:45:26,237 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7642e03c-cca0-4e03-af27-f7368665074e/bin/uautomizer-J5u9QxTXDZ/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