./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--regulator--lp8755.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 8393723b Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29c7ee8e-017e-4ddf-b4ec-2c30a4ceb13e/bin/uautomizer-TMbwUNV5ro/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29c7ee8e-017e-4ddf-b4ec-2c30a4ceb13e/bin/uautomizer-TMbwUNV5ro/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29c7ee8e-017e-4ddf-b4ec-2c30a4ceb13e/bin/uautomizer-TMbwUNV5ro/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29c7ee8e-017e-4ddf-b4ec-2c30a4ceb13e/bin/uautomizer-TMbwUNV5ro/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--regulator--lp8755.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29c7ee8e-017e-4ddf-b4ec-2c30a4ceb13e/bin/uautomizer-TMbwUNV5ro/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29c7ee8e-017e-4ddf-b4ec-2c30a4ceb13e/bin/uautomizer-TMbwUNV5ro --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 64bit --witnessprinter.graph.data.programhash 7e437772f9678255623b28de6ece52ca0f9d56e10379ee6620525a980f0d48ad --- 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-8393723 [2022-11-18 18:27:36,935 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-18 18:27:36,938 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-18 18:27:36,977 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-18 18:27:36,978 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-18 18:27:36,980 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-18 18:27:36,984 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-18 18:27:36,988 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-18 18:27:36,992 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-18 18:27:36,994 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-18 18:27:36,996 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-18 18:27:37,000 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-18 18:27:37,001 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-18 18:27:37,008 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-18 18:27:37,011 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-18 18:27:37,013 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-18 18:27:37,016 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-18 18:27:37,019 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-18 18:27:37,021 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-18 18:27:37,027 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-18 18:27:37,033 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-18 18:27:37,035 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-18 18:27:37,036 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-18 18:27:37,038 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-18 18:27:37,043 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-18 18:27:37,050 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-18 18:27:37,051 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-18 18:27:37,052 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-18 18:27:37,054 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-18 18:27:37,055 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-18 18:27:37,056 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-18 18:27:37,058 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-18 18:27:37,059 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-18 18:27:37,061 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-18 18:27:37,064 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-18 18:27:37,065 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-18 18:27:37,066 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-18 18:27:37,067 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-18 18:27:37,067 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-18 18:27:37,068 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-18 18:27:37,069 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-18 18:27:37,071 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29c7ee8e-017e-4ddf-b4ec-2c30a4ceb13e/bin/uautomizer-TMbwUNV5ro/config/svcomp-Reach-64bit-Automizer_Default.epf [2022-11-18 18:27:37,121 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-18 18:27:37,124 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-18 18:27:37,125 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-18 18:27:37,126 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-18 18:27:37,127 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-18 18:27:37,128 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-18 18:27:37,128 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-18 18:27:37,129 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-18 18:27:37,129 INFO L138 SettingsManager]: * Use SBE=true [2022-11-18 18:27:37,130 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-18 18:27:37,131 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-18 18:27:37,131 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-18 18:27:37,132 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-18 18:27:37,132 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-18 18:27:37,132 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-18 18:27:37,133 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-18 18:27:37,133 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-18 18:27:37,133 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-18 18:27:37,134 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-18 18:27:37,134 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-18 18:27:37,134 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-18 18:27:37,134 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-18 18:27:37,135 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-18 18:27:37,135 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-18 18:27:37,136 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-18 18:27:37,136 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-18 18:27:37,138 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-18 18:27:37,138 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-11-18 18:27:37,138 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-18 18:27:37,139 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-18 18:27:37,139 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_29c7ee8e-017e-4ddf-b4ec-2c30a4ceb13e/bin/uautomizer-TMbwUNV5ro/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29c7ee8e-017e-4ddf-b4ec-2c30a4ceb13e/bin/uautomizer-TMbwUNV5ro Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7e437772f9678255623b28de6ece52ca0f9d56e10379ee6620525a980f0d48ad [2022-11-18 18:27:37,505 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-18 18:27:37,539 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-18 18:27:37,543 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-18 18:27:37,545 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-18 18:27:37,546 INFO L275 PluginConnector]: CDTParser initialized [2022-11-18 18:27:37,548 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29c7ee8e-017e-4ddf-b4ec-2c30a4ceb13e/bin/uautomizer-TMbwUNV5ro/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--regulator--lp8755.ko-entry_point.cil.out.i [2022-11-18 18:27:37,639 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29c7ee8e-017e-4ddf-b4ec-2c30a4ceb13e/bin/uautomizer-TMbwUNV5ro/data/dec93e114/a1cd33512a9d458b9b58863b2df46d82/FLAGe98038994 [2022-11-18 18:27:38,751 INFO L306 CDTParser]: Found 1 translation units. [2022-11-18 18:27:38,752 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29c7ee8e-017e-4ddf-b4ec-2c30a4ceb13e/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--regulator--lp8755.ko-entry_point.cil.out.i [2022-11-18 18:27:38,820 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29c7ee8e-017e-4ddf-b4ec-2c30a4ceb13e/bin/uautomizer-TMbwUNV5ro/data/dec93e114/a1cd33512a9d458b9b58863b2df46d82/FLAGe98038994 [2022-11-18 18:27:39,140 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29c7ee8e-017e-4ddf-b4ec-2c30a4ceb13e/bin/uautomizer-TMbwUNV5ro/data/dec93e114/a1cd33512a9d458b9b58863b2df46d82 [2022-11-18 18:27:39,142 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-18 18:27:39,144 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-18 18:27:39,146 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-18 18:27:39,146 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-18 18:27:39,150 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-18 18:27:39,151 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 06:27:39" (1/1) ... [2022-11-18 18:27:39,152 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2859377e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:27:39, skipping insertion in model container [2022-11-18 18:27:39,153 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 06:27:39" (1/1) ... [2022-11-18 18:27:39,161 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-18 18:27:39,364 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-18 18:27:41,297 WARN L234 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_29c7ee8e-017e-4ddf-b4ec-2c30a4ceb13e/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--regulator--lp8755.ko-entry_point.cil.out.i[552347,552360] [2022-11-18 18:27:41,359 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-18 18:27:41,417 INFO L203 MainTranslator]: Completed pre-run [2022-11-18 18:27:42,275 WARN L234 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_29c7ee8e-017e-4ddf-b4ec-2c30a4ceb13e/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--regulator--lp8755.ko-entry_point.cil.out.i[552347,552360] [2022-11-18 18:27:42,301 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-18 18:27:42,446 INFO L208 MainTranslator]: Completed translation [2022-11-18 18:27:42,446 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:27:42 WrapperNode [2022-11-18 18:27:42,448 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-18 18:27:42,449 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-18 18:27:42,450 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-18 18:27:42,450 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-18 18:27:42,458 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:27:42" (1/1) ... [2022-11-18 18:27:42,741 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:27:42" (1/1) ... [2022-11-18 18:27:44,444 INFO L138 Inliner]: procedures = 111, calls = 945, calls flagged for inlining = 47, calls inlined = 45, statements flattened = 61840 [2022-11-18 18:27:44,445 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-18 18:27:44,446 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-18 18:27:44,446 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-18 18:27:44,446 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-18 18:27:44,457 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:27:42" (1/1) ... [2022-11-18 18:27:44,457 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:27:42" (1/1) ... [2022-11-18 18:27:44,809 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:27:42" (1/1) ... [2022-11-18 18:27:44,809 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:27:42" (1/1) ... [2022-11-18 18:27:45,521 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:27:42" (1/1) ... [2022-11-18 18:27:46,522 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:27:42" (1/1) ... [2022-11-18 18:27:46,748 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:27:42" (1/1) ... [2022-11-18 18:27:46,826 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:27:42" (1/1) ... [2022-11-18 18:27:47,328 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-18 18:27:47,330 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-18 18:27:47,330 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-18 18:27:47,331 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-18 18:27:47,332 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:27:42" (1/1) ... [2022-11-18 18:27:47,341 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-18 18:27:47,354 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29c7ee8e-017e-4ddf-b4ec-2c30a4ceb13e/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 18:27:47,371 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29c7ee8e-017e-4ddf-b4ec-2c30a4ceb13e/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-18 18:27:47,387 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29c7ee8e-017e-4ddf-b4ec-2c30a4ceb13e/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-18 18:27:47,423 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-11-18 18:27:47,424 INFO L130 BoogieDeclarations]: Found specification of procedure devm_request_threaded_irq [2022-11-18 18:27:47,424 INFO L138 BoogieDeclarations]: Found implementation of procedure devm_request_threaded_irq [2022-11-18 18:27:47,424 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-11-18 18:27:47,424 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-11-18 18:27:47,425 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-18 18:27:47,425 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2022-11-18 18:27:47,425 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2022-11-18 18:27:47,425 INFO L130 BoogieDeclarations]: Found specification of procedure reg_check_1 [2022-11-18 18:27:47,425 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_check_1 [2022-11-18 18:27:47,426 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-11-18 18:27:47,426 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-11-18 18:27:47,426 INFO L130 BoogieDeclarations]: Found specification of procedure rdev_get_id [2022-11-18 18:27:47,426 INFO L138 BoogieDeclarations]: Found implementation of procedure rdev_get_id [2022-11-18 18:27:47,426 INFO L130 BoogieDeclarations]: Found specification of procedure lp8755_update_bits [2022-11-18 18:27:47,427 INFO L138 BoogieDeclarations]: Found implementation of procedure lp8755_update_bits [2022-11-18 18:27:47,427 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-18 18:27:47,427 INFO L130 BoogieDeclarations]: Found specification of procedure activate_suitable_irq_1 [2022-11-18 18:27:47,427 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_suitable_irq_1 [2022-11-18 18:27:47,427 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2022-11-18 18:27:47,428 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2022-11-18 18:27:47,428 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-11-18 18:27:47,428 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-11-18 18:27:47,428 INFO L130 BoogieDeclarations]: Found specification of procedure lp8755_read [2022-11-18 18:27:47,428 INFO L138 BoogieDeclarations]: Found implementation of procedure lp8755_read [2022-11-18 18:27:47,428 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-18 18:27:47,429 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2022-11-18 18:27:47,429 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2022-11-18 18:27:47,429 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-18 18:27:47,429 INFO L130 BoogieDeclarations]: Found specification of procedure regulator_notifier_call_chain [2022-11-18 18:27:47,429 INFO L138 BoogieDeclarations]: Found implementation of procedure regulator_notifier_call_chain [2022-11-18 18:27:47,430 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-18 18:27:47,430 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-18 18:27:47,430 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_irq_1 [2022-11-18 18:27:47,430 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_irq_1 [2022-11-18 18:27:47,430 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_irq_2 [2022-11-18 18:27:47,431 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_irq_2 [2022-11-18 18:27:47,431 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-11-18 18:27:47,431 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2022-11-18 18:27:47,431 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2022-11-18 18:27:47,431 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2022-11-18 18:27:47,432 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2022-11-18 18:27:47,432 INFO L130 BoogieDeclarations]: Found specification of procedure rdev_get_drvdata [2022-11-18 18:27:47,432 INFO L138 BoogieDeclarations]: Found implementation of procedure rdev_get_drvdata [2022-11-18 18:27:47,432 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-18 18:27:47,432 INFO L130 BoogieDeclarations]: Found specification of procedure devm_kzalloc [2022-11-18 18:27:47,433 INFO L138 BoogieDeclarations]: Found implementation of procedure devm_kzalloc [2022-11-18 18:27:47,433 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-11-18 18:27:47,433 INFO L130 BoogieDeclarations]: Found specification of procedure lp8755_irq_handler [2022-11-18 18:27:47,433 INFO L138 BoogieDeclarations]: Found implementation of procedure lp8755_irq_handler [2022-11-18 18:27:47,433 INFO L130 BoogieDeclarations]: Found specification of procedure lp8755_write [2022-11-18 18:27:47,434 INFO L138 BoogieDeclarations]: Found implementation of procedure lp8755_write [2022-11-18 18:27:47,434 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-18 18:27:47,434 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-18 18:27:47,434 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-18 18:27:47,434 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2022-11-18 18:27:47,435 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2022-11-18 18:27:47,981 INFO L235 CfgBuilder]: Building ICFG [2022-11-18 18:27:47,984 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-18 18:27:48,277 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-11-18 18:29:11,768 INFO L276 CfgBuilder]: Performing block encoding [2022-11-18 18:29:11,956 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-18 18:29:11,956 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-18 18:29:12,003 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 06:29:12 BoogieIcfgContainer [2022-11-18 18:29:12,004 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-18 18:29:12,009 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-18 18:29:12,009 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-18 18:29:12,017 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-18 18:29:12,018 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.11 06:27:39" (1/3) ... [2022-11-18 18:29:12,019 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6e79250d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 06:29:12, skipping insertion in model container [2022-11-18 18:29:12,019 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 06:27:42" (2/3) ... [2022-11-18 18:29:12,019 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6e79250d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 06:29:12, skipping insertion in model container [2022-11-18 18:29:12,020 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 06:29:12" (3/3) ... [2022-11-18 18:29:12,021 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-43_2a-drivers--regulator--lp8755.ko-entry_point.cil.out.i [2022-11-18 18:29:12,043 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-18 18:29:12,043 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 0 error locations. [2022-11-18 18:29:12,045 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6e79250d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 18.11 06:29:12, skipping insertion in model container [2022-11-18 18:29:12,045 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-11-18 18:29:12,046 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-18 18:29:12,046 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-18 18:29:12,051 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-18 18:29:12,052 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 06:29:12" (3/3) ... [2022-11-18 18:29:12,056 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-11-18 18:29:12,063 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure devm_kzalloc [2022-11-18 18:29:12,064 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure lp8755_irq_handler [2022-11-18 18:29:12,064 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure regulator_notifier_call_chain [2022-11-18 18:29:12,064 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure reg_check_1 [2022-11-18 18:29:12,064 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure activate_suitable_irq_1 [2022-11-18 18:29:12,065 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure lp8755_write [2022-11-18 18:29:12,065 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure rdev_get_id [2022-11-18 18:29:12,065 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure lp8755_update_bits [2022-11-18 18:29:12,065 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_init_zalloc [2022-11-18 18:29:12,065 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure assume_abort_if_not [2022-11-18 18:29:12,065 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure PTR_ERR [2022-11-18 18:29:12,066 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_is_err [2022-11-18 18:29:12,066 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_malloc [2022-11-18 18:29:12,066 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure lp8755_read [2022-11-18 18:29:12,066 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure devm_request_threaded_irq [2022-11-18 18:29:12,066 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_irq_1 [2022-11-18 18:29:12,067 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_irq_2 [2022-11-18 18:29:12,067 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_stop [2022-11-18 18:29:12,067 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_memset [2022-11-18 18:29:12,068 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure #Ultimate.meminit [2022-11-18 18:29:12,068 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure rdev_get_drvdata [2022-11-18 18:29:12,068 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure IS_ERR [2022-11-18 18:29:12,655 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 177 nodes and edges [2022-11-18 18:29:12,698 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 51 nodes and edges [2022-11-18 18:29:12,739 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 14 nodes and edges [2022-11-18 18:29:12,780 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2022-11-18 18:29:12,821 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2022-11-18 18:29:12,848 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-11-18 18:29:16,315 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29c7ee8e-017e-4ddf-b4ec-2c30a4ceb13e/bin/uautomizer-TMbwUNV5ro/witness.graphml [2022-11-18 18:29:16,316 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-18 18:29:16,319 INFO L158 Benchmark]: Toolchain (without parser) took 97173.42ms. Allocated memory was 140.5MB in the beginning and 8.7GB in the end (delta: 8.6GB). Free memory was 88.7MB in the beginning and 7.6GB in the end (delta: -7.5GB). Peak memory consumption was 1.4GB. Max. memory is 16.1GB. [2022-11-18 18:29:16,320 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 96.5MB. Free memory was 53.9MB in the beginning and 53.9MB in the end (delta: 46.1kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-18 18:29:16,321 INFO L158 Benchmark]: CACSL2BoogieTranslator took 3302.90ms. Allocated memory was 140.5MB in the beginning and 297.8MB in the end (delta: 157.3MB). Free memory was 88.7MB in the beginning and 166.0MB in the end (delta: -77.3MB). Peak memory consumption was 144.3MB. Max. memory is 16.1GB. [2022-11-18 18:29:16,324 INFO L158 Benchmark]: Boogie Procedure Inliner took 1995.80ms. Allocated memory was 297.8MB in the beginning and 633.3MB in the end (delta: 335.5MB). Free memory was 166.0MB in the beginning and 399.8MB in the end (delta: -233.8MB). Peak memory consumption was 120.6MB. Max. memory is 16.1GB. [2022-11-18 18:29:16,328 INFO L158 Benchmark]: Boogie Preprocessor took 2882.78ms. Allocated memory was 633.3MB in the beginning and 1.8GB in the end (delta: 1.1GB). Free memory was 399.8MB in the beginning and 1.4GB in the end (delta: -976.2MB). Peak memory consumption was 206.6MB. Max. memory is 16.1GB. [2022-11-18 18:29:16,329 INFO L158 Benchmark]: RCFGBuilder took 84674.27ms. Allocated memory was 1.8GB in the beginning and 8.7GB in the end (delta: 6.9GB). Free memory was 1.4GB in the beginning and 7.9GB in the end (delta: -6.5GB). Peak memory consumption was 4.6GB. Max. memory is 16.1GB. [2022-11-18 18:29:16,333 INFO L158 Benchmark]: TraceAbstraction took 36.56ms. Allocated memory is still 8.7GB. Free memory was 7.9GB in the beginning and 7.9GB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-18 18:29:16,334 INFO L158 Benchmark]: Witness Printer took 4269.94ms. Allocated memory is still 8.7GB. Free memory was 7.9GB in the beginning and 7.6GB in the end (delta: 270.7MB). Peak memory consumption was 573.6MB. Max. memory is 16.1GB. [2022-11-18 18:29:16,337 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 96.5MB. Free memory was 53.9MB in the beginning and 53.9MB in the end (delta: 46.1kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 3302.90ms. Allocated memory was 140.5MB in the beginning and 297.8MB in the end (delta: 157.3MB). Free memory was 88.7MB in the beginning and 166.0MB in the end (delta: -77.3MB). Peak memory consumption was 144.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 1995.80ms. Allocated memory was 297.8MB in the beginning and 633.3MB in the end (delta: 335.5MB). Free memory was 166.0MB in the beginning and 399.8MB in the end (delta: -233.8MB). Peak memory consumption was 120.6MB. Max. memory is 16.1GB. * Boogie Preprocessor took 2882.78ms. Allocated memory was 633.3MB in the beginning and 1.8GB in the end (delta: 1.1GB). Free memory was 399.8MB in the beginning and 1.4GB in the end (delta: -976.2MB). Peak memory consumption was 206.6MB. Max. memory is 16.1GB. * RCFGBuilder took 84674.27ms. Allocated memory was 1.8GB in the beginning and 8.7GB in the end (delta: 6.9GB). Free memory was 1.4GB in the beginning and 7.9GB in the end (delta: -6.5GB). Peak memory consumption was 4.6GB. Max. memory is 16.1GB. * TraceAbstraction took 36.56ms. Allocated memory is still 8.7GB. Free memory was 7.9GB in the beginning and 7.9GB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Witness Printer took 4269.94ms. Allocated memory is still 8.7GB. Free memory was 7.9GB in the beginning and 7.6GB in the end (delta: 270.7MB). Peak memory consumption was 573.6MB. 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 specification because the program does not contain any specification. RESULT: Ultimate proved your program to be correct! [2022-11-18 18:29:16,430 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29c7ee8e-017e-4ddf-b4ec-2c30a4ceb13e/bin/uautomizer-TMbwUNV5ro/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