./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ddv-machzwd/ddv_machzwd_outb_p.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 5e519f3a Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47d99006-cd3c-469d-843b-b2a4c2c80b34/bin/uautomizer-Dbtcem3rbc/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47d99006-cd3c-469d-843b-b2a4c2c80b34/bin/uautomizer-Dbtcem3rbc/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47d99006-cd3c-469d-843b-b2a4c2c80b34/bin/uautomizer-Dbtcem3rbc/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47d99006-cd3c-469d-843b-b2a4c2c80b34/bin/uautomizer-Dbtcem3rbc/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ddv-machzwd/ddv_machzwd_outb_p.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47d99006-cd3c-469d-843b-b2a4c2c80b34/bin/uautomizer-Dbtcem3rbc/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47d99006-cd3c-469d-843b-b2a4c2c80b34/bin/uautomizer-Dbtcem3rbc --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 5d4ac8f9993fdd9a611524b9b9f0ae991f3672b4fa16738dbd64025282f00ca6 --- 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-5e519f3 [2022-11-02 20:31:20,680 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-02 20:31:20,683 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-02 20:31:20,729 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-02 20:31:20,730 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-02 20:31:20,734 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-02 20:31:20,738 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-02 20:31:20,744 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-02 20:31:20,746 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-02 20:31:20,753 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-02 20:31:20,754 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-02 20:31:20,757 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-02 20:31:20,757 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-02 20:31:20,759 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-02 20:31:20,760 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-02 20:31:20,764 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-02 20:31:20,766 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-02 20:31:20,767 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-02 20:31:20,769 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-02 20:31:20,779 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-02 20:31:20,781 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-02 20:31:20,784 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-02 20:31:20,789 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-02 20:31:20,790 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-02 20:31:20,801 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-02 20:31:20,801 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-02 20:31:20,802 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-02 20:31:20,804 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-02 20:31:20,804 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-02 20:31:20,806 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-02 20:31:20,808 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-02 20:31:20,810 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-02 20:31:20,812 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-02 20:31:20,814 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-02 20:31:20,815 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-02 20:31:20,816 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-02 20:31:20,817 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-02 20:31:20,817 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-02 20:31:20,817 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-02 20:31:20,818 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-02 20:31:20,819 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-02 20:31:20,820 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47d99006-cd3c-469d-843b-b2a4c2c80b34/bin/uautomizer-Dbtcem3rbc/config/svcomp-Reach-32bit-Automizer_Default.epf [2022-11-02 20:31:20,867 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-02 20:31:20,871 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-02 20:31:20,872 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-02 20:31:20,872 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-02 20:31:20,873 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-02 20:31:20,874 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-02 20:31:20,875 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-02 20:31:20,875 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-02 20:31:20,875 INFO L138 SettingsManager]: * Use SBE=true [2022-11-02 20:31:20,875 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-02 20:31:20,877 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-02 20:31:20,877 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-02 20:31:20,877 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-02 20:31:20,878 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-02 20:31:20,878 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-02 20:31:20,878 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-02 20:31:20,878 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-02 20:31:20,879 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-02 20:31:20,879 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-02 20:31:20,879 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-02 20:31:20,879 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-02 20:31:20,880 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-02 20:31:20,880 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-02 20:31:20,880 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-02 20:31:20,881 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-02 20:31:20,881 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-02 20:31:20,881 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-02 20:31:20,882 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-02 20:31:20,882 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-02 20:31:20,882 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-02 20:31:20,882 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-11-02 20:31:20,883 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-02 20:31:20,883 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-02 20:31:20,883 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_47d99006-cd3c-469d-843b-b2a4c2c80b34/bin/uautomizer-Dbtcem3rbc/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47d99006-cd3c-469d-843b-b2a4c2c80b34/bin/uautomizer-Dbtcem3rbc Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5d4ac8f9993fdd9a611524b9b9f0ae991f3672b4fa16738dbd64025282f00ca6 [2022-11-02 20:31:21,311 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-02 20:31:21,339 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-02 20:31:21,343 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-02 20:31:21,345 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-02 20:31:21,346 INFO L275 PluginConnector]: CDTParser initialized [2022-11-02 20:31:21,348 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47d99006-cd3c-469d-843b-b2a4c2c80b34/bin/uautomizer-Dbtcem3rbc/../../sv-benchmarks/c/ddv-machzwd/ddv_machzwd_outb_p.i [2022-11-02 20:31:21,451 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47d99006-cd3c-469d-843b-b2a4c2c80b34/bin/uautomizer-Dbtcem3rbc/data/0b6470f18/f1a5d09485e64846ac6eefcaf1581ddb/FLAG55a8765d0 [2022-11-02 20:31:22,429 INFO L306 CDTParser]: Found 1 translation units. [2022-11-02 20:31:22,433 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47d99006-cd3c-469d-843b-b2a4c2c80b34/sv-benchmarks/c/ddv-machzwd/ddv_machzwd_outb_p.i [2022-11-02 20:31:22,479 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47d99006-cd3c-469d-843b-b2a4c2c80b34/bin/uautomizer-Dbtcem3rbc/data/0b6470f18/f1a5d09485e64846ac6eefcaf1581ddb/FLAG55a8765d0 [2022-11-02 20:31:22,904 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47d99006-cd3c-469d-843b-b2a4c2c80b34/bin/uautomizer-Dbtcem3rbc/data/0b6470f18/f1a5d09485e64846ac6eefcaf1581ddb [2022-11-02 20:31:22,908 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-02 20:31:22,910 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-02 20:31:22,915 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-02 20:31:22,915 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-02 20:31:22,920 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-02 20:31:22,922 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 08:31:22" (1/1) ... [2022-11-02 20:31:22,923 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@768339f0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:31:22, skipping insertion in model container [2022-11-02 20:31:22,924 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 08:31:22" (1/1) ... [2022-11-02 20:31:22,934 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-02 20:31:23,051 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-02 20:31:23,340 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_47d99006-cd3c-469d-843b-b2a4c2c80b34/sv-benchmarks/c/ddv-machzwd/ddv_machzwd_outb_p.i[458,471] [2022-11-02 20:31:25,014 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-02 20:31:25,047 INFO L203 MainTranslator]: Completed pre-run [2022-11-02 20:31:25,061 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_47d99006-cd3c-469d-843b-b2a4c2c80b34/sv-benchmarks/c/ddv-machzwd/ddv_machzwd_outb_p.i[458,471] [2022-11-02 20:31:25,342 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-02 20:31:25,485 INFO L208 MainTranslator]: Completed translation [2022-11-02 20:31:25,486 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:31:25 WrapperNode [2022-11-02 20:31:25,486 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-02 20:31:25,488 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-02 20:31:25,488 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-02 20:31:25,488 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-02 20:31:25,497 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:31:25" (1/1) ... [2022-11-02 20:31:25,563 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:31:25" (1/1) ... [2022-11-02 20:31:25,662 INFO L138 Inliner]: procedures = 474, calls = 839, calls flagged for inlining = 54, calls inlined = 37, statements flattened = 1013 [2022-11-02 20:31:25,667 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-02 20:31:25,668 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-02 20:31:25,668 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-02 20:31:25,669 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-02 20:31:25,679 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:31:25" (1/1) ... [2022-11-02 20:31:25,679 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:31:25" (1/1) ... [2022-11-02 20:31:25,699 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:31:25" (1/1) ... [2022-11-02 20:31:25,700 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:31:25" (1/1) ... [2022-11-02 20:31:25,773 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:31:25" (1/1) ... [2022-11-02 20:31:25,825 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:31:25" (1/1) ... [2022-11-02 20:31:25,834 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:31:25" (1/1) ... [2022-11-02 20:31:25,840 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:31:25" (1/1) ... [2022-11-02 20:31:25,866 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-02 20:31:25,867 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-02 20:31:25,869 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-02 20:31:25,869 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-02 20:31:25,881 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:31:25" (1/1) ... [2022-11-02 20:31:25,889 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-02 20:31:25,907 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47d99006-cd3c-469d-843b-b2a4c2c80b34/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:31:25,926 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47d99006-cd3c-469d-843b-b2a4c2c80b34/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-02 20:31:25,960 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47d99006-cd3c-469d-843b-b2a4c2c80b34/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-02 20:31:25,987 INFO L130 BoogieDeclarations]: Found specification of procedure zf_timer_off [2022-11-02 20:31:25,987 INFO L138 BoogieDeclarations]: Found implementation of procedure zf_timer_off [2022-11-02 20:31:25,987 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-11-02 20:31:25,988 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_atomic_begin [2022-11-02 20:31:25,988 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2022-11-02 20:31:25,988 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2022-11-02 20:31:25,988 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-02 20:31:25,988 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2022-11-02 20:31:25,990 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2022-11-02 20:31:25,990 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-11-02 20:31:25,990 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_atomic_end [2022-11-02 20:31:25,990 INFO L130 BoogieDeclarations]: Found specification of procedure zf_get_control [2022-11-02 20:31:25,991 INFO L138 BoogieDeclarations]: Found implementation of procedure zf_get_control [2022-11-02 20:31:25,991 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-11-02 20:31:25,991 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-02 20:31:25,991 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-02 20:31:25,991 INFO L130 BoogieDeclarations]: Found specification of procedure request_region [2022-11-02 20:31:25,991 INFO L138 BoogieDeclarations]: Found implementation of procedure request_region [2022-11-02 20:31:25,991 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-02 20:31:25,992 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-02 20:31:25,992 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2022-11-02 20:31:25,992 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2022-11-02 20:31:25,992 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_irqsave [2022-11-02 20:31:25,992 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_irqsave [2022-11-02 20:31:25,992 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~TO~VOID [2022-11-02 20:31:25,993 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~TO~VOID [2022-11-02 20:31:25,993 INFO L130 BoogieDeclarations]: Found specification of procedure release_region [2022-11-02 20:31:25,993 INFO L138 BoogieDeclarations]: Found implementation of procedure release_region [2022-11-02 20:31:25,993 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-02 20:31:25,993 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-02 20:31:25,993 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_init [2022-11-02 20:31:25,994 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_init [2022-11-02 20:31:25,994 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-11-02 20:31:25,994 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-11-02 20:31:25,994 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-11-02 20:31:25,994 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer [2022-11-02 20:31:25,995 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer [2022-11-02 20:31:25,995 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-02 20:31:25,995 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-11-02 20:31:25,995 INFO L130 BoogieDeclarations]: Found specification of procedure add_timer [2022-11-02 20:31:25,995 INFO L138 BoogieDeclarations]: Found implementation of procedure add_timer [2022-11-02 20:31:25,996 INFO L130 BoogieDeclarations]: Found specification of procedure cdev_add [2022-11-02 20:31:25,996 INFO L138 BoogieDeclarations]: Found implementation of procedure cdev_add [2022-11-02 20:31:25,996 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~$Pointer$~TO~int [2022-11-02 20:31:25,996 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~$Pointer$~TO~int [2022-11-02 20:31:25,997 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-11-02 20:31:25,997 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2022-11-02 20:31:25,997 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2022-11-02 20:31:25,997 INFO L130 BoogieDeclarations]: Found specification of procedure outw [2022-11-02 20:31:25,997 INFO L138 BoogieDeclarations]: Found implementation of procedure outw [2022-11-02 20:31:25,998 INFO L130 BoogieDeclarations]: Found specification of procedure outb [2022-11-02 20:31:25,998 INFO L138 BoogieDeclarations]: Found implementation of procedure outb [2022-11-02 20:31:25,998 INFO L130 BoogieDeclarations]: Found specification of procedure misc_deregister [2022-11-02 20:31:25,999 INFO L138 BoogieDeclarations]: Found implementation of procedure misc_deregister [2022-11-02 20:31:26,000 INFO L130 BoogieDeclarations]: Found specification of procedure assert_context_process [2022-11-02 20:31:26,001 INFO L138 BoogieDeclarations]: Found implementation of procedure assert_context_process [2022-11-02 20:31:26,001 INFO L130 BoogieDeclarations]: Found specification of procedure zf_set_control [2022-11-02 20:31:26,002 INFO L138 BoogieDeclarations]: Found implementation of procedure zf_set_control [2022-11-02 20:31:26,002 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-02 20:31:26,002 INFO L130 BoogieDeclarations]: Found specification of procedure zf_readw [2022-11-02 20:31:26,002 INFO L138 BoogieDeclarations]: Found implementation of procedure zf_readw [2022-11-02 20:31:26,002 INFO L130 BoogieDeclarations]: Found specification of procedure zf_ping [2022-11-02 20:31:26,003 INFO L138 BoogieDeclarations]: Found implementation of procedure zf_ping [2022-11-02 20:31:26,003 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~TO~int [2022-11-02 20:31:26,003 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~TO~int [2022-11-02 20:31:26,004 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2022-11-02 20:31:26,004 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2022-11-02 20:31:26,004 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2022-11-02 20:31:26,004 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2022-11-02 20:31:26,004 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-02 20:31:26,542 INFO L235 CfgBuilder]: Building ICFG [2022-11-02 20:31:26,545 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-02 20:31:28,972 INFO L276 CfgBuilder]: Performing block encoding [2022-11-02 20:31:29,004 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-02 20:31:29,008 INFO L300 CfgBuilder]: Removed 4 assume(true) statements. [2022-11-02 20:31:29,011 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 08:31:29 BoogieIcfgContainer [2022-11-02 20:31:29,012 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-02 20:31:29,014 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-02 20:31:29,014 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-02 20:31:29,023 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-02 20:31:29,023 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.11 08:31:22" (1/3) ... [2022-11-02 20:31:29,024 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@569d7d62 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.11 08:31:29, skipping insertion in model container [2022-11-02 20:31:29,024 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:31:25" (2/3) ... [2022-11-02 20:31:29,024 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@569d7d62 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.11 08:31:29, skipping insertion in model container [2022-11-02 20:31:29,024 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 08:31:29" (3/3) ... [2022-11-02 20:31:29,026 INFO L112 eAbstractionObserver]: Analyzing ICFG ddv_machzwd_outb_p.i [2022-11-02 20:31:29,044 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-02 20:31:29,045 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 0 error locations. [2022-11-02 20:31:29,047 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@569d7d62 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 02.11 08:31:29, skipping insertion in model container [2022-11-02 20:31:29,047 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-11-02 20:31:29,048 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-02 20:31:29,048 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-02 20:31:29,048 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-02 20:31:29,049 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 08:31:29" (3/3) ... [2022-11-02 20:31:29,053 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-11-02 20:31:29,063 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure spin_lock_init [2022-11-02 20:31:29,064 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure printk [2022-11-02 20:31:29,064 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure misc_deregister [2022-11-02 20:31:29,064 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure zf_ping [2022-11-02 20:31:29,064 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure assert_context_process [2022-11-02 20:31:29,066 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure zf_readw [2022-11-02 20:31:29,066 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ##fun~$Pointer$~TO~VOID [2022-11-02 20:31:29,066 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure zf_timer_off [2022-11-02 20:31:29,067 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure spin_lock [2022-11-02 20:31:29,067 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2022-11-02 20:31:29,067 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ##fun~int~TO~VOID [2022-11-02 20:31:29,067 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure outw [2022-11-02 20:31:29,067 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure outb [2022-11-02 20:31:29,068 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure add_timer [2022-11-02 20:31:29,068 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure spin_unlock [2022-11-02 20:31:29,068 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure assume_abort_if_not [2022-11-02 20:31:29,068 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure release_region [2022-11-02 20:31:29,068 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __VERIFIER_atomic_begin [2022-11-02 20:31:29,069 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure spin_unlock_irqrestore [2022-11-02 20:31:29,070 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __VERIFIER_atomic_end [2022-11-02 20:31:29,071 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure del_timer [2022-11-02 20:31:29,074 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure spin_lock_irqsave [2022-11-02 20:31:29,075 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure zf_get_control [2022-11-02 20:31:29,075 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure request_region [2022-11-02 20:31:29,076 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~TO~int [2022-11-02 20:31:29,076 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure cdev_add [2022-11-02 20:31:29,077 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~$Pointer$~TO~int [2022-11-02 20:31:29,077 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure zf_set_control [2022-11-02 20:31:29,101 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 146 nodes and edges [2022-11-02 20:31:29,103 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 58 nodes and edges [2022-11-02 20:31:29,105 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2022-11-02 20:31:29,107 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2022-11-02 20:31:29,109 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2022-11-02 20:31:29,111 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-11-02 20:31:29,326 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47d99006-cd3c-469d-843b-b2a4c2c80b34/bin/uautomizer-Dbtcem3rbc/witness.graphml [2022-11-02 20:31:29,326 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-02 20:31:29,329 INFO L158 Benchmark]: Toolchain (without parser) took 6417.07ms. Allocated memory was 115.3MB in the beginning and 184.5MB in the end (delta: 69.2MB). Free memory was 72.2MB in the beginning and 102.3MB in the end (delta: -30.1MB). Peak memory consumption was 38.9MB. Max. memory is 16.1GB. [2022-11-02 20:31:29,329 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 115.3MB. Free memory is still 93.2MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-02 20:31:29,331 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2571.76ms. Allocated memory was 115.3MB in the beginning and 148.9MB in the end (delta: 33.6MB). Free memory was 72.0MB in the beginning and 71.9MB in the end (delta: 168.8kB). Peak memory consumption was 39.1MB. Max. memory is 16.1GB. [2022-11-02 20:31:29,331 INFO L158 Benchmark]: Boogie Procedure Inliner took 179.83ms. Allocated memory is still 148.9MB. Free memory was 71.9MB in the beginning and 63.5MB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-11-02 20:31:29,332 INFO L158 Benchmark]: Boogie Preprocessor took 197.95ms. Allocated memory is still 148.9MB. Free memory was 63.5MB in the beginning and 105.9MB in the end (delta: -42.4MB). Peak memory consumption was 14.2MB. Max. memory is 16.1GB. [2022-11-02 20:31:29,332 INFO L158 Benchmark]: RCFGBuilder took 3145.08ms. Allocated memory was 148.9MB in the beginning and 184.5MB in the end (delta: 35.7MB). Free memory was 105.9MB in the beginning and 122.2MB in the end (delta: -16.3MB). Peak memory consumption was 83.8MB. Max. memory is 16.1GB. [2022-11-02 20:31:29,333 INFO L158 Benchmark]: TraceAbstraction took 32.95ms. Allocated memory is still 184.5MB. Free memory was 121.2MB in the beginning and 120.1MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-02 20:31:29,333 INFO L158 Benchmark]: Witness Printer took 278.65ms. Allocated memory is still 184.5MB. Free memory was 120.1MB in the beginning and 102.3MB in the end (delta: 17.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2022-11-02 20:31:29,335 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34ms. Allocated memory is still 115.3MB. Free memory is still 93.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2571.76ms. Allocated memory was 115.3MB in the beginning and 148.9MB in the end (delta: 33.6MB). Free memory was 72.0MB in the beginning and 71.9MB in the end (delta: 168.8kB). Peak memory consumption was 39.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 179.83ms. Allocated memory is still 148.9MB. Free memory was 71.9MB in the beginning and 63.5MB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 197.95ms. Allocated memory is still 148.9MB. Free memory was 63.5MB in the beginning and 105.9MB in the end (delta: -42.4MB). Peak memory consumption was 14.2MB. Max. memory is 16.1GB. * RCFGBuilder took 3145.08ms. Allocated memory was 148.9MB in the beginning and 184.5MB in the end (delta: 35.7MB). Free memory was 105.9MB in the beginning and 122.2MB in the end (delta: -16.3MB). Peak memory consumption was 83.8MB. Max. memory is 16.1GB. * TraceAbstraction took 32.95ms. Allocated memory is still 184.5MB. Free memory was 121.2MB in the beginning and 120.1MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Witness Printer took 278.65ms. Allocated memory is still 184.5MB. Free memory was 120.1MB in the beginning and 102.3MB in the end (delta: 17.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - AllSpecificationsHoldResult: All specifications hold We were not able to verify any specifiation because the program does not contain any specification. RESULT: Ultimate proved your program to be correct! [2022-11-02 20:31:29,394 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47d99006-cd3c-469d-843b-b2a4c2c80b34/bin/uautomizer-Dbtcem3rbc/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