./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 dbf71c69 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_282e26b5-2aed-4931-a878-625bae0f696d/bin/uautomizer-J5u9QxTXDZ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_282e26b5-2aed-4931-a878-625bae0f696d/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_282e26b5-2aed-4931-a878-625bae0f696d/bin/uautomizer-J5u9QxTXDZ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_282e26b5-2aed-4931-a878-625bae0f696d/bin/uautomizer-J5u9QxTXDZ/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_282e26b5-2aed-4931-a878-625bae0f696d/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_282e26b5-2aed-4931-a878-625bae0f696d/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 7b53e6434f29888ec2b0851eb0bdc5bf356c532d72069865339d3ff2265f37df --- 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 10:54:07,213 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 10:54:07,219 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 10:54:07,273 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 10:54:07,274 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 10:54:07,275 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 10:54:07,277 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 10:54:07,280 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 10:54:07,283 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 10:54:07,285 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 10:54:07,286 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 10:54:07,288 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 10:54:07,289 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 10:54:07,290 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 10:54:07,292 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 10:54:07,294 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 10:54:07,296 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 10:54:07,297 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 10:54:07,300 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 10:54:07,303 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 10:54:07,306 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 10:54:07,316 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 10:54:07,318 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 10:54:07,320 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 10:54:07,329 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 10:54:07,335 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 10:54:07,336 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 10:54:07,337 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 10:54:07,340 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 10:54:07,341 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 10:54:07,342 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 10:54:07,343 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 10:54:07,345 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 10:54:07,346 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 10:54:07,348 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 10:54:07,349 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 10:54:07,349 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 10:54:07,350 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 10:54:07,350 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 10:54:07,351 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 10:54:07,352 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 10:54:07,353 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_282e26b5-2aed-4931-a878-625bae0f696d/bin/uautomizer-J5u9QxTXDZ/config/svcomp-Reach-32bit-Automizer_Default.epf [2022-10-17 10:54:07,398 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 10:54:07,398 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 10:54:07,399 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-10-17 10:54:07,399 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-10-17 10:54:07,400 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 10:54:07,401 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-10-17 10:54:07,401 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 10:54:07,402 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 10:54:07,402 INFO L138 SettingsManager]: * Use SBE=true [2022-10-17 10:54:07,402 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 10:54:07,403 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 10:54:07,404 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 10:54:07,404 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 10:54:07,404 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 10:54:07,405 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 10:54:07,405 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 10:54:07,405 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 10:54:07,405 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 10:54:07,406 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 10:54:07,406 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 10:54:07,406 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 10:54:07,406 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 10:54:07,407 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-10-17 10:54:07,407 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-10-17 10:54:07,407 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-10-17 10:54:07,408 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 10:54:07,408 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 10:54:07,408 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 10:54:07,408 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-10-17 10:54:07,409 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 10:54:07,409 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-10-17 10:54:07,409 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-10-17 10:54:07,410 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 10:54:07,410 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_282e26b5-2aed-4931-a878-625bae0f696d/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_282e26b5-2aed-4931-a878-625bae0f696d/bin/uautomizer-J5u9QxTXDZ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7b53e6434f29888ec2b0851eb0bdc5bf356c532d72069865339d3ff2265f37df [2022-10-17 10:54:07,709 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 10:54:07,732 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 10:54:07,735 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 10:54:07,737 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 10:54:07,738 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 10:54:07,739 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_282e26b5-2aed-4931-a878-625bae0f696d/bin/uautomizer-J5u9QxTXDZ/../../sv-benchmarks/c/ddv-machzwd/ddv_machzwd_outw_p.i [2022-10-17 10:54:07,807 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_282e26b5-2aed-4931-a878-625bae0f696d/bin/uautomizer-J5u9QxTXDZ/data/8b9428ffa/f8b4d8346cfa45dea42f45143f5f9545/FLAG096ba1566 [2022-10-17 10:54:08,532 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 10:54:08,533 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_282e26b5-2aed-4931-a878-625bae0f696d/sv-benchmarks/c/ddv-machzwd/ddv_machzwd_outw_p.i [2022-10-17 10:54:08,574 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_282e26b5-2aed-4931-a878-625bae0f696d/bin/uautomizer-J5u9QxTXDZ/data/8b9428ffa/f8b4d8346cfa45dea42f45143f5f9545/FLAG096ba1566 [2022-10-17 10:54:08,665 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_282e26b5-2aed-4931-a878-625bae0f696d/bin/uautomizer-J5u9QxTXDZ/data/8b9428ffa/f8b4d8346cfa45dea42f45143f5f9545 [2022-10-17 10:54:08,670 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 10:54:08,673 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 10:54:08,675 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 10:54:08,675 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 10:54:08,679 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 10:54:08,679 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 10:54:08" (1/1) ... [2022-10-17 10:54:08,681 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1053b75f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:54:08, skipping insertion in model container [2022-10-17 10:54:08,682 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 10:54:08" (1/1) ... [2022-10-17 10:54:08,689 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 10:54:08,787 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 10:54:09,097 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_282e26b5-2aed-4931-a878-625bae0f696d/sv-benchmarks/c/ddv-machzwd/ddv_machzwd_outw_p.i[458,471] [2022-10-17 10:54:10,252 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 10:54:10,310 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 10:54:10,322 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_282e26b5-2aed-4931-a878-625bae0f696d/sv-benchmarks/c/ddv-machzwd/ddv_machzwd_outw_p.i[458,471] [2022-10-17 10:54:10,563 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 10:54:10,740 INFO L208 MainTranslator]: Completed translation [2022-10-17 10:54:10,741 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:54:10 WrapperNode [2022-10-17 10:54:10,741 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 10:54:10,742 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 10:54:10,742 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 10:54:10,742 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 10:54:10,754 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:54:10" (1/1) ... [2022-10-17 10:54:10,856 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:54:10" (1/1) ... [2022-10-17 10:54:10,961 INFO L138 Inliner]: procedures = 474, calls = 839, calls flagged for inlining = 54, calls inlined = 37, statements flattened = 1013 [2022-10-17 10:54:10,962 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 10:54:10,963 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 10:54:10,963 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 10:54:10,963 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 10:54:10,973 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:54:10" (1/1) ... [2022-10-17 10:54:10,973 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:54:10" (1/1) ... [2022-10-17 10:54:10,981 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:54:10" (1/1) ... [2022-10-17 10:54:10,987 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:54:10" (1/1) ... [2022-10-17 10:54:11,058 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:54:10" (1/1) ... [2022-10-17 10:54:11,082 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:54:10" (1/1) ... [2022-10-17 10:54:11,108 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:54:10" (1/1) ... [2022-10-17 10:54:11,115 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:54:10" (1/1) ... [2022-10-17 10:54:11,152 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 10:54:11,160 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 10:54:11,161 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 10:54:11,161 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 10:54:11,162 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:54:10" (1/1) ... [2022-10-17 10:54:11,169 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-10-17 10:54:11,185 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_282e26b5-2aed-4931-a878-625bae0f696d/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:54:11,201 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_282e26b5-2aed-4931-a878-625bae0f696d/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-10-17 10:54:11,230 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_282e26b5-2aed-4931-a878-625bae0f696d/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-10-17 10:54:11,254 INFO L130 BoogieDeclarations]: Found specification of procedure zf_timer_off [2022-10-17 10:54:11,254 INFO L138 BoogieDeclarations]: Found implementation of procedure zf_timer_off [2022-10-17 10:54:11,254 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-10-17 10:54:11,254 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_atomic_begin [2022-10-17 10:54:11,254 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2022-10-17 10:54:11,255 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2022-10-17 10:54:11,255 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-10-17 10:54:11,255 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2022-10-17 10:54:11,255 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2022-10-17 10:54:11,255 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-10-17 10:54:11,256 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_atomic_end [2022-10-17 10:54:11,256 INFO L130 BoogieDeclarations]: Found specification of procedure zf_get_control [2022-10-17 10:54:11,256 INFO L138 BoogieDeclarations]: Found implementation of procedure zf_get_control [2022-10-17 10:54:11,256 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-10-17 10:54:11,256 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-10-17 10:54:11,257 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-10-17 10:54:11,257 INFO L130 BoogieDeclarations]: Found specification of procedure request_region [2022-10-17 10:54:11,257 INFO L138 BoogieDeclarations]: Found implementation of procedure request_region [2022-10-17 10:54:11,257 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 10:54:11,257 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-10-17 10:54:11,257 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2022-10-17 10:54:11,258 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2022-10-17 10:54:11,258 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_irqsave [2022-10-17 10:54:11,258 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_irqsave [2022-10-17 10:54:11,258 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~TO~VOID [2022-10-17 10:54:11,258 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~TO~VOID [2022-10-17 10:54:11,258 INFO L130 BoogieDeclarations]: Found specification of procedure release_region [2022-10-17 10:54:11,259 INFO L138 BoogieDeclarations]: Found implementation of procedure release_region [2022-10-17 10:54:11,259 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 10:54:11,259 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 10:54:11,259 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_init [2022-10-17 10:54:11,259 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_init [2022-10-17 10:54:11,260 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-10-17 10:54:11,260 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-10-17 10:54:11,260 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-10-17 10:54:11,260 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer [2022-10-17 10:54:11,260 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer [2022-10-17 10:54:11,260 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-10-17 10:54:11,261 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-10-17 10:54:11,261 INFO L130 BoogieDeclarations]: Found specification of procedure add_timer [2022-10-17 10:54:11,261 INFO L138 BoogieDeclarations]: Found implementation of procedure add_timer [2022-10-17 10:54:11,261 INFO L130 BoogieDeclarations]: Found specification of procedure cdev_add [2022-10-17 10:54:11,262 INFO L138 BoogieDeclarations]: Found implementation of procedure cdev_add [2022-10-17 10:54:11,262 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~$Pointer$~TO~int [2022-10-17 10:54:11,262 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~$Pointer$~TO~int [2022-10-17 10:54:11,262 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-10-17 10:54:11,262 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2022-10-17 10:54:11,262 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2022-10-17 10:54:11,263 INFO L130 BoogieDeclarations]: Found specification of procedure outw [2022-10-17 10:54:11,263 INFO L138 BoogieDeclarations]: Found implementation of procedure outw [2022-10-17 10:54:11,263 INFO L130 BoogieDeclarations]: Found specification of procedure outb [2022-10-17 10:54:11,263 INFO L138 BoogieDeclarations]: Found implementation of procedure outb [2022-10-17 10:54:11,264 INFO L130 BoogieDeclarations]: Found specification of procedure misc_deregister [2022-10-17 10:54:11,264 INFO L138 BoogieDeclarations]: Found implementation of procedure misc_deregister [2022-10-17 10:54:11,265 INFO L130 BoogieDeclarations]: Found specification of procedure assert_context_process [2022-10-17 10:54:11,265 INFO L138 BoogieDeclarations]: Found implementation of procedure assert_context_process [2022-10-17 10:54:11,266 INFO L130 BoogieDeclarations]: Found specification of procedure zf_set_control [2022-10-17 10:54:11,267 INFO L138 BoogieDeclarations]: Found implementation of procedure zf_set_control [2022-10-17 10:54:11,267 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-10-17 10:54:11,268 INFO L130 BoogieDeclarations]: Found specification of procedure zf_readw [2022-10-17 10:54:11,268 INFO L138 BoogieDeclarations]: Found implementation of procedure zf_readw [2022-10-17 10:54:11,268 INFO L130 BoogieDeclarations]: Found specification of procedure zf_ping [2022-10-17 10:54:11,268 INFO L138 BoogieDeclarations]: Found implementation of procedure zf_ping [2022-10-17 10:54:11,268 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~TO~int [2022-10-17 10:54:11,268 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~TO~int [2022-10-17 10:54:11,269 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2022-10-17 10:54:11,269 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2022-10-17 10:54:11,269 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2022-10-17 10:54:11,269 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2022-10-17 10:54:11,269 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 10:54:11,650 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 10:54:11,653 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 10:54:14,114 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 10:54:14,124 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 10:54:14,124 INFO L300 CfgBuilder]: Removed 4 assume(true) statements. [2022-10-17 10:54:14,127 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 10:54:14 BoogieIcfgContainer [2022-10-17 10:54:14,127 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 10:54:14,130 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-10-17 10:54:14,130 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-10-17 10:54:14,134 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-10-17 10:54:14,134 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 17.10 10:54:08" (1/3) ... [2022-10-17 10:54:14,135 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@49133e7f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.10 10:54:14, skipping insertion in model container [2022-10-17 10:54:14,135 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:54:10" (2/3) ... [2022-10-17 10:54:14,136 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@49133e7f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.10 10:54:14, skipping insertion in model container [2022-10-17 10:54:14,137 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 10:54:14" (3/3) ... [2022-10-17 10:54:14,139 INFO L112 eAbstractionObserver]: Analyzing ICFG ddv_machzwd_outw_p.i [2022-10-17 10:54:14,159 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-10-17 10:54:14,159 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 0 error locations. [2022-10-17 10:54:14,161 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@49133e7f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 17.10 10:54:14, skipping insertion in model container [2022-10-17 10:54:14,161 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-10-17 10:54:14,162 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-10-17 10:54:14,162 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-10-17 10:54:14,163 INFO L275 PluginConnector]: Witness Printer initialized [2022-10-17 10:54:14,163 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 10:54:14" (3/3) ... [2022-10-17 10:54:14,169 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-10-17 10:54:14,176 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure spin_lock_init [2022-10-17 10:54:14,176 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure printk [2022-10-17 10:54:14,177 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure misc_deregister [2022-10-17 10:54:14,177 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure zf_ping [2022-10-17 10:54:14,177 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure assert_context_process [2022-10-17 10:54:14,178 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure zf_readw [2022-10-17 10:54:14,178 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ##fun~$Pointer$~TO~VOID [2022-10-17 10:54:14,178 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure zf_timer_off [2022-10-17 10:54:14,179 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure spin_lock [2022-10-17 10:54:14,179 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2022-10-17 10:54:14,179 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ##fun~int~TO~VOID [2022-10-17 10:54:14,179 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure outw [2022-10-17 10:54:14,179 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure outb [2022-10-17 10:54:14,180 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure add_timer [2022-10-17 10:54:14,180 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure spin_unlock [2022-10-17 10:54:14,180 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure assume_abort_if_not [2022-10-17 10:54:14,180 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure release_region [2022-10-17 10:54:14,180 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __VERIFIER_atomic_begin [2022-10-17 10:54:14,180 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure spin_unlock_irqrestore [2022-10-17 10:54:14,181 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __VERIFIER_atomic_end [2022-10-17 10:54:14,182 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure del_timer [2022-10-17 10:54:14,184 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure spin_lock_irqsave [2022-10-17 10:54:14,185 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure zf_get_control [2022-10-17 10:54:14,185 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure request_region [2022-10-17 10:54:14,185 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~TO~int [2022-10-17 10:54:14,186 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure cdev_add [2022-10-17 10:54:14,186 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~$Pointer$~TO~int [2022-10-17 10:54:14,186 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure zf_set_control [2022-10-17 10:54:14,216 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 146 nodes and edges [2022-10-17 10:54:14,219 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 58 nodes and edges [2022-10-17 10:54:14,229 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2022-10-17 10:54:14,232 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2022-10-17 10:54:14,235 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2022-10-17 10:54:14,237 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-10-17 10:54:14,468 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_282e26b5-2aed-4931-a878-625bae0f696d/bin/uautomizer-J5u9QxTXDZ/witness.graphml [2022-10-17 10:54:14,468 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-10-17 10:54:14,469 INFO L158 Benchmark]: Toolchain (without parser) took 5795.48ms. Allocated memory was 104.9MB in the beginning and 176.2MB in the end (delta: 71.3MB). Free memory was 82.8MB in the beginning and 132.7MB in the end (delta: -49.9MB). Peak memory consumption was 96.0MB. Max. memory is 16.1GB. [2022-10-17 10:54:14,470 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 83.9MB. Free memory is still 61.7MB. There was no memory consumed. Max. memory is 16.1GB. [2022-10-17 10:54:14,470 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2066.36ms. Allocated memory is still 104.9MB. Free memory was 82.8MB in the beginning and 55.0MB in the end (delta: 27.8MB). Peak memory consumption was 50.7MB. Max. memory is 16.1GB. [2022-10-17 10:54:14,470 INFO L158 Benchmark]: Boogie Procedure Inliner took 220.33ms. Allocated memory is still 104.9MB. Free memory was 55.0MB in the beginning and 46.2MB in the end (delta: 8.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-10-17 10:54:14,471 INFO L158 Benchmark]: Boogie Preprocessor took 196.47ms. Allocated memory was 104.9MB in the beginning and 146.8MB in the end (delta: 41.9MB). Free memory was 46.2MB in the beginning and 109.4MB in the end (delta: -63.2MB). Peak memory consumption was 10.9MB. Max. memory is 16.1GB. [2022-10-17 10:54:14,474 INFO L158 Benchmark]: RCFGBuilder took 2967.08ms. Allocated memory was 146.8MB in the beginning and 176.2MB in the end (delta: 29.4MB). Free memory was 109.4MB in the beginning and 82.0MB in the end (delta: 27.4MB). Peak memory consumption was 72.2MB. Max. memory is 16.1GB. [2022-10-17 10:54:14,474 INFO L158 Benchmark]: TraceAbstraction took 31.26ms. Allocated memory is still 176.2MB. Free memory was 81.0MB in the beginning and 78.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-10-17 10:54:14,474 INFO L158 Benchmark]: Witness Printer took 306.33ms. Allocated memory is still 176.2MB. Free memory was 78.9MB in the beginning and 132.7MB in the end (delta: -53.8MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2022-10-17 10:54:14,477 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30ms. Allocated memory is still 83.9MB. Free memory is still 61.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2066.36ms. Allocated memory is still 104.9MB. Free memory was 82.8MB in the beginning and 55.0MB in the end (delta: 27.8MB). Peak memory consumption was 50.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 220.33ms. Allocated memory is still 104.9MB. Free memory was 55.0MB in the beginning and 46.2MB in the end (delta: 8.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 196.47ms. Allocated memory was 104.9MB in the beginning and 146.8MB in the end (delta: 41.9MB). Free memory was 46.2MB in the beginning and 109.4MB in the end (delta: -63.2MB). Peak memory consumption was 10.9MB. Max. memory is 16.1GB. * RCFGBuilder took 2967.08ms. Allocated memory was 146.8MB in the beginning and 176.2MB in the end (delta: 29.4MB). Free memory was 109.4MB in the beginning and 82.0MB in the end (delta: 27.4MB). Peak memory consumption was 72.2MB. Max. memory is 16.1GB. * TraceAbstraction took 31.26ms. Allocated memory is still 176.2MB. Free memory was 81.0MB in the beginning and 78.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Witness Printer took 306.33ms. Allocated memory is still 176.2MB. Free memory was 78.9MB in the beginning and 132.7MB in the end (delta: -53.8MB). Peak memory consumption was 21.0MB. 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 10:54:14,523 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_282e26b5-2aed-4931-a878-625bae0f696d/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