./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ddv-machzwd/ddv_machzwd_all_false-unreach-call_true-valid-memsafety.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 635dfa2a Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_9992926c-9255-40ac-8c0e-0048c4e4fac0/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_9992926c-9255-40ac-8c0e-0048c4e4fac0/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_9992926c-9255-40ac-8c0e-0048c4e4fac0/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_9992926c-9255-40ac-8c0e-0048c4e4fac0/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/ddv-machzwd/ddv_machzwd_all_false-unreach-call_true-valid-memsafety.i -s /tmp/vcloud-vcloud-master/worker/working_dir_9992926c-9255-40ac-8c0e-0048c4e4fac0/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_9992926c-9255-40ac-8c0e-0048c4e4fac0/bin-2019/ukojak --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash d3817421489e8c4b22e62c621a5d295134071c97 ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_9992926c-9255-40ac-8c0e-0048c4e4fac0/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_9992926c-9255-40ac-8c0e-0048c4e4fac0/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_9992926c-9255-40ac-8c0e-0048c4e4fac0/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_9992926c-9255-40ac-8c0e-0048c4e4fac0/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/ddv-machzwd/ddv_machzwd_all_false-unreach-call_true-valid-memsafety.i -s /tmp/vcloud-vcloud-master/worker/working_dir_9992926c-9255-40ac-8c0e-0048c4e4fac0/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_9992926c-9255-40ac-8c0e-0048c4e4fac0/bin-2019/ukojak --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash d3817421489e8c4b22e62c621a5d295134071c97 .............................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: IllegalArgumentException: Indexed Sort BitVec undefined --- Real Ultimate output --- This is Ultimate 0.1.23-635dfa2 [2018-12-02 12:39:55,476 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-02 12:39:55,477 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-02 12:39:55,483 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-02 12:39:55,483 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-02 12:39:55,484 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-02 12:39:55,484 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-02 12:39:55,485 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-02 12:39:55,486 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-02 12:39:55,486 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-02 12:39:55,487 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-02 12:39:55,487 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-02 12:39:55,487 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-02 12:39:55,488 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-02 12:39:55,488 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-02 12:39:55,489 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-02 12:39:55,489 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-02 12:39:55,490 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-02 12:39:55,491 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-02 12:39:55,492 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-02 12:39:55,492 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-02 12:39:55,493 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-02 12:39:55,494 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-02 12:39:55,494 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-02 12:39:55,494 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-02 12:39:55,495 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-02 12:39:55,495 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-02 12:39:55,495 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-02 12:39:55,496 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-02 12:39:55,496 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-02 12:39:55,497 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-02 12:39:55,497 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-02 12:39:55,497 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-02 12:39:55,497 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-02 12:39:55,498 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-02 12:39:55,498 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-02 12:39:55,498 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_9992926c-9255-40ac-8c0e-0048c4e4fac0/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-12-02 12:39:55,505 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-02 12:39:55,506 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-02 12:39:55,506 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-02 12:39:55,506 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-12-02 12:39:55,507 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-02 12:39:55,507 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-02 12:39:55,507 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-02 12:39:55,507 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-02 12:39:55,507 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-02 12:39:55,507 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-02 12:39:55,507 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-02 12:39:55,507 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-02 12:39:55,507 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-02 12:39:55,507 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-02 12:39:55,507 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-02 12:39:55,508 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-02 12:39:55,508 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-02 12:39:55,508 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-02 12:39:55,508 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-12-02 12:39:55,508 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-12-02 12:39:55,508 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-02 12:39:55,508 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-02 12:39:55,508 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-02 12:39:55,508 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-02 12:39:55,508 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-02 12:39:55,509 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-02 12:39:55,509 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-12-02 12:39:55,509 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-02 12:39:55,509 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-02 12:39:55,509 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true 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-vcloud-master/worker/working_dir_9992926c-9255-40ac-8c0e-0048c4e4fac0/bin-2019/ukojak 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(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak 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 -> d3817421489e8c4b22e62c621a5d295134071c97 [2018-12-02 12:39:55,527 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-02 12:39:55,535 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-02 12:39:55,537 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-02 12:39:55,539 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-02 12:39:55,539 INFO L276 PluginConnector]: CDTParser initialized [2018-12-02 12:39:55,539 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_9992926c-9255-40ac-8c0e-0048c4e4fac0/bin-2019/ukojak/../../sv-benchmarks/c/ddv-machzwd/ddv_machzwd_all_false-unreach-call_true-valid-memsafety.i [2018-12-02 12:39:55,577 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_9992926c-9255-40ac-8c0e-0048c4e4fac0/bin-2019/ukojak/data/a1432f92e/667800b278d1470fa2a6ea9366805e42/FLAGa348eb5c1 [2018-12-02 12:39:56,073 INFO L307 CDTParser]: Found 1 translation units. [2018-12-02 12:39:56,073 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_9992926c-9255-40ac-8c0e-0048c4e4fac0/sv-benchmarks/c/ddv-machzwd/ddv_machzwd_all_false-unreach-call_true-valid-memsafety.i [2018-12-02 12:39:56,086 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_9992926c-9255-40ac-8c0e-0048c4e4fac0/bin-2019/ukojak/data/a1432f92e/667800b278d1470fa2a6ea9366805e42/FLAGa348eb5c1 [2018-12-02 12:39:56,095 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_9992926c-9255-40ac-8c0e-0048c4e4fac0/bin-2019/ukojak/data/a1432f92e/667800b278d1470fa2a6ea9366805e42 [2018-12-02 12:39:56,097 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-02 12:39:56,098 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-02 12:39:56,098 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-02 12:39:56,098 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-02 12:39:56,100 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-02 12:39:56,101 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 12:39:56" (1/1) ... [2018-12-02 12:39:56,102 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@29f46735 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:39:56, skipping insertion in model container [2018-12-02 12:39:56,102 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 12:39:56" (1/1) ... [2018-12-02 12:39:56,106 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-02 12:39:56,140 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-02 12:39:56,947 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 12:39:56,985 INFO L191 MainTranslator]: Completed pre-run [2018-12-02 12:39:57,066 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 12:39:57,288 INFO L195 MainTranslator]: Completed translation [2018-12-02 12:39:57,288 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:39:57 WrapperNode [2018-12-02 12:39:57,288 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-02 12:39:57,289 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-02 12:39:57,289 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-02 12:39:57,289 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-02 12:39:57,294 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:39:57" (1/1) ... [2018-12-02 12:39:57,325 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:39:57" (1/1) ... [2018-12-02 12:39:57,365 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-02 12:39:57,365 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-02 12:39:57,365 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-02 12:39:57,365 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-02 12:39:57,372 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:39:57" (1/1) ... [2018-12-02 12:39:57,372 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:39:57" (1/1) ... [2018-12-02 12:39:57,378 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:39:57" (1/1) ... [2018-12-02 12:39:57,378 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:39:57" (1/1) ... [2018-12-02 12:39:57,399 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:39:57" (1/1) ... [2018-12-02 12:39:57,406 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:39:57" (1/1) ... [2018-12-02 12:39:57,411 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:39:57" (1/1) ... [2018-12-02 12:39:57,418 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-02 12:39:57,419 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-02 12:39:57,419 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-02 12:39:57,419 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-02 12:39:57,419 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:39:57" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_9992926c-9255-40ac-8c0e-0048c4e4fac0/bin-2019/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-02 12:39:57,462 INFO L130 BoogieDeclarations]: Found specification of procedure zf_timer_off [2018-12-02 12:39:57,462 INFO L138 BoogieDeclarations]: Found implementation of procedure zf_timer_off [2018-12-02 12:39:57,462 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2018-12-02 12:39:57,463 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_atomic_begin [2018-12-02 12:39:57,463 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2018-12-02 12:39:57,463 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2018-12-02 12:39:57,463 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-12-02 12:39:57,463 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2018-12-02 12:39:57,463 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2018-12-02 12:39:57,463 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2018-12-02 12:39:57,463 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_atomic_end [2018-12-02 12:39:57,463 INFO L130 BoogieDeclarations]: Found specification of procedure zf_get_control [2018-12-02 12:39:57,463 INFO L138 BoogieDeclarations]: Found implementation of procedure zf_get_control [2018-12-02 12:39:57,463 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2018-12-02 12:39:57,464 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-02 12:39:57,464 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-12-02 12:39:57,464 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2018-12-02 12:39:57,464 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2018-12-02 12:39:57,464 INFO L130 BoogieDeclarations]: Found specification of procedure request_region [2018-12-02 12:39:57,464 INFO L138 BoogieDeclarations]: Found implementation of procedure request_region [2018-12-02 12:39:57,464 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2018-12-02 12:39:57,464 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2018-12-02 12:39:57,464 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2018-12-02 12:39:57,464 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_irqsave [2018-12-02 12:39:57,464 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_irqsave [2018-12-02 12:39:57,465 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~TO~VOID [2018-12-02 12:39:57,465 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~TO~VOID [2018-12-02 12:39:57,465 INFO L130 BoogieDeclarations]: Found specification of procedure release_region [2018-12-02 12:39:57,465 INFO L138 BoogieDeclarations]: Found implementation of procedure release_region [2018-12-02 12:39:57,465 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-02 12:39:57,465 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-02 12:39:57,465 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_init [2018-12-02 12:39:57,465 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_init [2018-12-02 12:39:57,465 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2018-12-02 12:39:57,465 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer [2018-12-02 12:39:57,465 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer [2018-12-02 12:39:57,465 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2018-12-02 12:39:57,466 INFO L130 BoogieDeclarations]: Found specification of procedure add_timer [2018-12-02 12:39:57,466 INFO L138 BoogieDeclarations]: Found implementation of procedure add_timer [2018-12-02 12:39:57,466 INFO L130 BoogieDeclarations]: Found specification of procedure cdev_add [2018-12-02 12:39:57,466 INFO L138 BoogieDeclarations]: Found implementation of procedure cdev_add [2018-12-02 12:39:57,466 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~$Pointer$~TO~int [2018-12-02 12:39:57,466 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~$Pointer$~TO~int [2018-12-02 12:39:57,466 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2018-12-02 12:39:57,466 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2018-12-02 12:39:57,466 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2018-12-02 12:39:57,466 INFO L130 BoogieDeclarations]: Found specification of procedure outw [2018-12-02 12:39:57,466 INFO L138 BoogieDeclarations]: Found implementation of procedure outw [2018-12-02 12:39:57,466 INFO L130 BoogieDeclarations]: Found specification of procedure outb [2018-12-02 12:39:57,466 INFO L138 BoogieDeclarations]: Found implementation of procedure outb [2018-12-02 12:39:57,467 INFO L130 BoogieDeclarations]: Found specification of procedure misc_deregister [2018-12-02 12:39:57,467 INFO L138 BoogieDeclarations]: Found implementation of procedure misc_deregister [2018-12-02 12:39:57,467 INFO L130 BoogieDeclarations]: Found specification of procedure assert_context_process [2018-12-02 12:39:57,467 INFO L138 BoogieDeclarations]: Found implementation of procedure assert_context_process [2018-12-02 12:39:57,467 INFO L130 BoogieDeclarations]: Found specification of procedure zf_set_control [2018-12-02 12:39:57,467 INFO L138 BoogieDeclarations]: Found implementation of procedure zf_set_control [2018-12-02 12:39:57,467 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-12-02 12:39:57,467 INFO L130 BoogieDeclarations]: Found specification of procedure zf_readw [2018-12-02 12:39:57,467 INFO L138 BoogieDeclarations]: Found implementation of procedure zf_readw [2018-12-02 12:39:57,467 INFO L130 BoogieDeclarations]: Found specification of procedure zf_ping [2018-12-02 12:39:57,467 INFO L138 BoogieDeclarations]: Found implementation of procedure zf_ping [2018-12-02 12:39:57,467 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~TO~int [2018-12-02 12:39:57,468 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~TO~int [2018-12-02 12:39:57,468 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2018-12-02 12:39:57,468 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2018-12-02 12:39:57,468 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2018-12-02 12:39:57,468 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2018-12-02 12:39:57,468 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2018-12-02 12:40:02,010 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-02 12:40:02,011 INFO L280 CfgBuilder]: Removed 78 assue(true) statements. [2018-12-02 12:40:02,011 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 12:40:02 BoogieIcfgContainer [2018-12-02 12:40:02,011 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-02 12:40:02,011 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-12-02 12:40:02,012 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-12-02 12:40:02,021 INFO L276 PluginConnector]: CodeCheck initialized [2018-12-02 12:40:02,021 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 12:40:02" (1/1) ... [2018-12-02 12:40:02,030 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 12:40:02,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 12:40:02,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 361 states to 257 states and 361 transitions. [2018-12-02 12:40:02,064 INFO L276 IsEmpty]: Start isEmpty. Operand 257 states and 361 transitions. [2018-12-02 12:40:02,068 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-12-02 12:40:02,068 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 12:40:02,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 12:40:02,296 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 12:40:02,326 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 12:40:02,329 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 362 states to 258 states and 362 transitions. [2018-12-02 12:40:02,329 INFO L276 IsEmpty]: Start isEmpty. Operand 258 states and 362 transitions. [2018-12-02 12:40:02,329 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-12-02 12:40:02,329 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 12:40:02,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 12:40:02,412 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-12-02 12:40:02,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 12:40:02,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 364 states to 259 states and 364 transitions. [2018-12-02 12:40:02,430 INFO L276 IsEmpty]: Start isEmpty. Operand 259 states and 364 transitions. [2018-12-02 12:40:02,430 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-12-02 12:40:02,430 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 12:40:02,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 12:40:02,497 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-12-02 12:40:02,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 12:40:02,538 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 366 states to 260 states and 366 transitions. [2018-12-02 12:40:02,538 INFO L276 IsEmpty]: Start isEmpty. Operand 260 states and 366 transitions. [2018-12-02 12:40:02,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-12-02 12:40:02,538 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 12:40:02,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 12:40:02,609 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-12-02 12:40:02,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 12:40:02,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 367 states to 261 states and 367 transitions. [2018-12-02 12:40:02,650 INFO L276 IsEmpty]: Start isEmpty. Operand 261 states and 367 transitions. [2018-12-02 12:40:02,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2018-12-02 12:40:02,651 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 12:40:02,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 12:40:02,728 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-12-02 12:40:02,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 12:40:02,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 368 states to 262 states and 368 transitions. [2018-12-02 12:40:02,771 INFO L276 IsEmpty]: Start isEmpty. Operand 262 states and 368 transitions. [2018-12-02 12:40:02,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-12-02 12:40:02,771 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 12:40:02,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 12:40:02,826 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-12-02 12:40:02,869 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 12:40:02,871 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 369 states to 263 states and 369 transitions. [2018-12-02 12:40:02,871 INFO L276 IsEmpty]: Start isEmpty. Operand 263 states and 369 transitions. [2018-12-02 12:40:02,871 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2018-12-02 12:40:02,871 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 12:40:02,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 12:40:02,947 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-12-02 12:40:03,003 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 12:40:03,004 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 370 states to 264 states and 370 transitions. [2018-12-02 12:40:03,004 INFO L276 IsEmpty]: Start isEmpty. Operand 264 states and 370 transitions. [2018-12-02 12:40:03,004 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-12-02 12:40:03,004 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 12:40:03,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 12:40:03,061 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-12-02 12:40:03,121 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 12:40:03,122 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 371 states to 265 states and 371 transitions. [2018-12-02 12:40:03,122 INFO L276 IsEmpty]: Start isEmpty. Operand 265 states and 371 transitions. [2018-12-02 12:40:03,123 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2018-12-02 12:40:03,123 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 12:40:03,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 12:40:03,204 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-12-02 12:40:03,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 12:40:03,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 372 states to 266 states and 372 transitions. [2018-12-02 12:40:03,265 INFO L276 IsEmpty]: Start isEmpty. Operand 266 states and 372 transitions. [2018-12-02 12:40:03,266 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-12-02 12:40:03,266 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 12:40:03,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 12:40:03,336 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-12-02 12:40:03,395 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 12:40:03,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 373 states to 267 states and 373 transitions. [2018-12-02 12:40:03,396 INFO L276 IsEmpty]: Start isEmpty. Operand 267 states and 373 transitions. [2018-12-02 12:40:03,397 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2018-12-02 12:40:03,397 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 12:40:03,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 12:40:03,462 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-12-02 12:40:03,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 12:40:03,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 373 states to 268 states and 373 transitions. [2018-12-02 12:40:03,525 INFO L276 IsEmpty]: Start isEmpty. Operand 268 states and 373 transitions. [2018-12-02 12:40:03,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-12-02 12:40:03,525 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 12:40:03,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-02 12:40:04,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-02 12:40:06,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-02 12:40:12,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-02 12:40:12,969 WARN L497 CodeCheckObserver]: This program is UNSAFE, Check terminated with 12 iterations. [2018-12-02 12:40:13,066 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 02.12 12:40:13 ImpRootNode [2018-12-02 12:40:13,066 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-12-02 12:40:13,067 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-02 12:40:13,067 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-02 12:40:13,067 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-02 12:40:13,067 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 12:40:02" (3/4) ... [2018-12-02 12:40:13,070 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-12-02 12:40:13,070 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-02 12:40:13,070 INFO L168 Benchmark]: Toolchain (without parser) took 16973.38 ms. Allocated memory was 1.0 GB in the beginning and 1.7 GB in the end (delta: 655.9 MB). Free memory was 951.7 MB in the beginning and 742.3 MB in the end (delta: 209.4 MB). Peak memory consumption was 865.3 MB. Max. memory is 11.5 GB. [2018-12-02 12:40:13,071 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 976.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-02 12:40:13,072 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1190.48 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 83.9 MB). Free memory was 951.7 MB in the beginning and 849.7 MB in the end (delta: 102.0 MB). Peak memory consumption was 199.1 MB. Max. memory is 11.5 GB. [2018-12-02 12:40:13,072 INFO L168 Benchmark]: Boogie Procedure Inliner took 75.86 ms. Allocated memory is still 1.1 GB. Free memory was 849.7 MB in the beginning and 842.4 MB in the end (delta: 7.3 MB). Peak memory consumption was 7.3 MB. Max. memory is 11.5 GB. [2018-12-02 12:40:13,073 INFO L168 Benchmark]: Boogie Preprocessor took 53.66 ms. Allocated memory is still 1.1 GB. Free memory was 842.4 MB in the beginning and 835.1 MB in the end (delta: 7.3 MB). Peak memory consumption was 7.3 MB. Max. memory is 11.5 GB. [2018-12-02 12:40:13,073 INFO L168 Benchmark]: RCFGBuilder took 4592.33 ms. Allocated memory was 1.1 GB in the beginning and 1.4 GB in the end (delta: 324.5 MB). Free memory was 835.1 MB in the beginning and 758.0 MB in the end (delta: 77.0 MB). Peak memory consumption was 446.4 MB. Max. memory is 11.5 GB. [2018-12-02 12:40:13,073 INFO L168 Benchmark]: CodeCheck took 11054.83 ms. Allocated memory was 1.4 GB in the beginning and 1.7 GB in the end (delta: 247.5 MB). Free memory was 758.0 MB in the beginning and 742.3 MB in the end (delta: 15.8 MB). Peak memory consumption was 263.2 MB. Max. memory is 11.5 GB. [2018-12-02 12:40:13,074 INFO L168 Benchmark]: Witness Printer took 3.45 ms. Allocated memory is still 1.7 GB. Free memory is still 742.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-02 12:40:13,076 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 29 procedures, 337 locations, 1 error locations. UNSAFE Result, 10.9s OverallTime, 12 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 59392 SDtfs, 0 SDslu, 0 SDs, 0 SdLazy, 15350 SolverSat, 10234 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.5s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 2497 GetRequests, 2423 SyntacticMatches, 36 SemanticMatches, 38 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 504 ImplicationChecksByTransitivity, 0.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 2.8s SatisfiabilityAnalysisTime, 0.5s InterpolantComputationTime, 294 NumberOfCodeBlocks, 294 NumberOfCodeBlocksAsserted, 12 NumberOfCheckSat, 253 ConstructedInterpolants, 0 QuantifiedInterpolants, 8715 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 11 InterpolantComputations, 2 PerfectInterpolantSequences, 10/175 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - UnprovableResult [Line: 7]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: overapproximation of bitwiseOr at line 1481. Possible FailurePath: [L15] int current_execution_context; [L26] int (* _ddv_module_init)(void); [L27] void (* _ddv_module_exit)(void); [L227] unsigned long jiffies; [L1471] char _ddv_module_author[] = "Fernando Fuganti "; [L1472] char _ddv_module_description[] = "MachZ ZF-Logic Watchdog driver"; [L1473] char _ddv_module_license[] = "GPL"; [L1475] static int nowayout = 0; [L1476] char _ddv_module_param_nowayout [] = "Watchdog cannot be stopped once started (default=CONFIG_WATCHDOG_NOWAYOUT)"; [L1480-L1484] static struct watchdog_info zf_info = { .options = 0x8000 | 0x0100, .firmware_version = 1, .identity = "ZF-Logic watchdog", }; [L1485] static int action = 0; [L1486] char _ddv_module_param_action [] = "after watchdog resets, generate: 0 = RESET(*) 1 = SMI 2 = NMI 3 = SCI"; [L1488] static int zf_action = 0x0800; [L1489] static unsigned long zf_is_open; [L1490] static char zf_expect_close; [L1491] static spinlock_t zf_lock; [L1492] static spinlock_t zf_port_lock; [L1493] static struct timer_list zf_timer; [L1494] static unsigned long next_heartbeat = 0; [L1740-L1747] static const struct file_operations zf_fops = { .owner = ((struct module *) 0), .llseek = no_llseek, .write = zf_write, .ioctl = zf_ioctl, .open = zf_open, .release = zf_close, }; [L1749-L1753] static struct miscdevice zf_miscdev = { .minor = 130, .name = "watchdog", .fops = (struct file_operations *)&zf_fops, }; [L1760-L1762] static struct notifier_block zf_notifier = { .notifier_call = zf_notify_sys, }; [L1842] int (* _ddv_tmp_init)(void) = zf_init; [L1843] void (* _ddv_tmp_exit)(void) = zf_exit; [L1894] struct cdev fixed_cdev[1]; [L1895] int fixed_cdev_used = 0; [L1897] short number_cdev_registered = 0; [L1908] struct ddv_cdev cdev_registered[1]; [L2445] short number_genhd_registered = 0; [L2446] short number_fixed_genhd_used = 0; [L2457] struct gendisk fixed_gendisk[10]; [L2458] struct ddv_genhd genhd_registered[10]; [L2608] struct ddv_pci_driver registered_pci_driver; [L2619] struct registered_irq registered_irq[16]; [L2629] short number_tasklet_registered = 0; [L2636] struct ddv_tasklet tasklet_registered[1]; [L2646] short number_timer_registered = 0; [L2652] struct ddv_timer timer_registered[1]; [L2662] struct work_struct *shared_workqueue[10]; [L2672] spinlock_t kernel_lock; [L3358] request_queue_t fixed_request_queue[10]; [L3360] int number_request_queue_used = 0; [L3444] struct proc_dir_entry *proc_root_driver; [L3754] struct ddv_tty_driver global_tty_driver; [L3933] int ddv_ioport_request_start; [L3934] int ddv_ioport_request_len; [L1847] _ddv_module_init = zf_init [L1848] _ddv_module_exit = zf_exit [L2736] int err; [L2738] current_execution_context = 1 [L2676] int i; VAL [={-1:7}, ={-1:8}, ={-1:8}, ={-1:7}, action=0, cdev_registered={111:0}, current_execution_context=1, ddv_ioport_request_len=0, ddv_ioport_request_start=0, fixed_cdev={123:0}, fixed_cdev_used=0, fixed_gendisk={110:0}, fixed_request_queue={119:0}, genhd_registered={109:0}, global_tty_driver={117:0}, jiffies=0, kernel_lock={120:0}, next_heartbeat=0, nowayout=0, number_cdev_registered=0, number_fixed_genhd_used=0, number_genhd_registered=0, number_request_queue_used=0, number_tasklet_registered=0, number_timer_registered=0, proc_root_driver={0:0}, registered_irq={105:0}, registered_pci_driver={108:0}, shared_workqueue={121:0}, tasklet_registered={122:0}, timer_registered={106:0}, zf_action=2048, zf_expect_close=0, zf_fops={386:0}, zf_info={98:0}, zf_is_open={95:0}, zf_lock={94:0}, zf_miscdev={87:0}, zf_notifier={85:0}, zf_port_lock={93:0}, zf_timer={92:0}] [L2678] CALL spin_lock_init(&kernel_lock) VAL [={-1:7}, ={-1:8}, ={-1:7}, ={-1:8}, action=0, cdev_registered={111:0}, current_execution_context=1, ddv_ioport_request_len=0, ddv_ioport_request_start=0, fixed_cdev={123:0}, fixed_cdev_used=0, fixed_gendisk={110:0}, fixed_request_queue={119:0}, genhd_registered={109:0}, global_tty_driver={117:0}, jiffies=0, kernel_lock={120:0}, lock={120:0}, next_heartbeat=0, nowayout=0, number_cdev_registered=0, number_fixed_genhd_used=0, number_genhd_registered=0, number_request_queue_used=0, number_tasklet_registered=0, number_timer_registered=0, proc_root_driver={0:0}, registered_irq={105:0}, registered_pci_driver={108:0}, shared_workqueue={121:0}, tasklet_registered={122:0}, timer_registered={106:0}, zf_action=2048, zf_expect_close=0, zf_fops={386:0}, zf_info={98:0}, zf_is_open={95:0}, zf_lock={94:0}, zf_miscdev={87:0}, zf_notifier={85:0}, zf_port_lock={93:0}, zf_timer={92:0}] [L4193] lock->init = 1 [L4194] lock->locked = 0 [L2678] RET spin_lock_init(&kernel_lock) VAL [={-1:8}, ={-1:7}, ={-1:8}, ={-1:7}, action=0, cdev_registered={111:0}, current_execution_context=1, ddv_ioport_request_len=0, ddv_ioport_request_start=0, fixed_cdev={123:0}, fixed_cdev_used=0, fixed_gendisk={110:0}, fixed_request_queue={119:0}, genhd_registered={109:0}, global_tty_driver={117:0}, jiffies=0, kernel_lock={120:0}, next_heartbeat=0, nowayout=0, number_cdev_registered=0, number_fixed_genhd_used=0, number_genhd_registered=0, number_request_queue_used=0, number_tasklet_registered=0, number_timer_registered=0, proc_root_driver={0:0}, registered_irq={105:0}, registered_pci_driver={108:0}, shared_workqueue={121:0}, tasklet_registered={122:0}, timer_registered={106:0}, zf_action=2048, zf_expect_close=0, zf_fops={386:0}, zf_info={98:0}, zf_is_open={95:0}, zf_lock={94:0}, zf_miscdev={87:0}, zf_notifier={85:0}, zf_port_lock={93:0}, zf_timer={92:0}] [L2680] i = 0 VAL [={-1:7}, ={-1:8}, ={-1:8}, ={-1:7}, action=0, cdev_registered={111:0}, current_execution_context=1, ddv_ioport_request_len=0, ddv_ioport_request_start=0, fixed_cdev={123:0}, fixed_cdev_used=0, fixed_gendisk={110:0}, fixed_request_queue={119:0}, genhd_registered={109:0}, global_tty_driver={117:0}, jiffies=0, kernel_lock={120:0}, next_heartbeat=0, nowayout=0, number_cdev_registered=0, number_fixed_genhd_used=0, number_genhd_registered=0, number_request_queue_used=0, number_tasklet_registered=0, number_timer_registered=0, proc_root_driver={0:0}, registered_irq={105:0}, registered_pci_driver={108:0}, shared_workqueue={121:0}, tasklet_registered={122:0}, timer_registered={106:0}, zf_action=2048, zf_expect_close=0, zf_fops={386:0}, zf_info={98:0}, zf_is_open={95:0}, zf_lock={94:0}, zf_miscdev={87:0}, zf_notifier={85:0}, zf_port_lock={93:0}, zf_timer={92:0}] [L2680] COND TRUE i < 10 [L2681] shared_workqueue[i] = ((void *)0) [L2680] i++ VAL [={-1:7}, ={-1:8}, ={-1:8}, ={-1:7}, action=0, cdev_registered={111:0}, current_execution_context=1, ddv_ioport_request_len=0, ddv_ioport_request_start=0, fixed_cdev={123:0}, fixed_cdev_used=0, fixed_gendisk={110:0}, fixed_request_queue={119:0}, genhd_registered={109:0}, global_tty_driver={117:0}, jiffies=0, kernel_lock={120:0}, next_heartbeat=0, nowayout=0, number_cdev_registered=0, number_fixed_genhd_used=0, number_genhd_registered=0, number_request_queue_used=0, number_tasklet_registered=0, number_timer_registered=0, proc_root_driver={0:0}, registered_irq={105:0}, registered_pci_driver={108:0}, shared_workqueue={121:0}, tasklet_registered={122:0}, timer_registered={106:0}, zf_action=2048, zf_expect_close=0, zf_fops={386:0}, zf_info={98:0}, zf_is_open={95:0}, zf_lock={94:0}, zf_miscdev={87:0}, zf_notifier={85:0}, zf_port_lock={93:0}, zf_timer={92:0}] [L2680] COND TRUE i < 10 [L2681] shared_workqueue[i] = ((void *)0) [L2680] i++ VAL [={-1:7}, ={-1:8}, ={-1:7}, ={-1:8}, action=0, cdev_registered={111:0}, current_execution_context=1, ddv_ioport_request_len=0, ddv_ioport_request_start=0, fixed_cdev={123:0}, fixed_cdev_used=0, fixed_gendisk={110:0}, fixed_request_queue={119:0}, genhd_registered={109:0}, global_tty_driver={117:0}, jiffies=0, kernel_lock={120:0}, next_heartbeat=0, nowayout=0, number_cdev_registered=0, number_fixed_genhd_used=0, number_genhd_registered=0, number_request_queue_used=0, number_tasklet_registered=0, number_timer_registered=0, proc_root_driver={0:0}, registered_irq={105:0}, registered_pci_driver={108:0}, shared_workqueue={121:0}, tasklet_registered={122:0}, timer_registered={106:0}, zf_action=2048, zf_expect_close=0, zf_fops={386:0}, zf_info={98:0}, zf_is_open={95:0}, zf_lock={94:0}, zf_miscdev={87:0}, zf_notifier={85:0}, zf_port_lock={93:0}, zf_timer={92:0}] [L2680] COND TRUE i < 10 [L2681] shared_workqueue[i] = ((void *)0) [L2680] i++ VAL [={-1:7}, ={-1:7}, ={-1:8}, ={-1:8}, action=0, cdev_registered={111:0}, current_execution_context=1, ddv_ioport_request_len=0, ddv_ioport_request_start=0, fixed_cdev={123:0}, fixed_cdev_used=0, fixed_gendisk={110:0}, fixed_request_queue={119:0}, genhd_registered={109:0}, global_tty_driver={117:0}, jiffies=0, kernel_lock={120:0}, next_heartbeat=0, nowayout=0, number_cdev_registered=0, number_fixed_genhd_used=0, number_genhd_registered=0, number_request_queue_used=0, number_tasklet_registered=0, number_timer_registered=0, proc_root_driver={0:0}, registered_irq={105:0}, registered_pci_driver={108:0}, shared_workqueue={121:0}, tasklet_registered={122:0}, timer_registered={106:0}, zf_action=2048, zf_expect_close=0, zf_fops={386:0}, zf_info={98:0}, zf_is_open={95:0}, zf_lock={94:0}, zf_miscdev={87:0}, zf_notifier={85:0}, zf_port_lock={93:0}, zf_timer={92:0}] [L2680] COND TRUE i < 10 [L2681] shared_workqueue[i] = ((void *)0) [L2680] i++ VAL [={-1:7}, ={-1:8}, ={-1:8}, ={-1:7}, action=0, cdev_registered={111:0}, current_execution_context=1, ddv_ioport_request_len=0, ddv_ioport_request_start=0, fixed_cdev={123:0}, fixed_cdev_used=0, fixed_gendisk={110:0}, fixed_request_queue={119:0}, genhd_registered={109:0}, global_tty_driver={117:0}, jiffies=0, kernel_lock={120:0}, next_heartbeat=0, nowayout=0, number_cdev_registered=0, number_fixed_genhd_used=0, number_genhd_registered=0, number_request_queue_used=0, number_tasklet_registered=0, number_timer_registered=0, proc_root_driver={0:0}, registered_irq={105:0}, registered_pci_driver={108:0}, shared_workqueue={121:0}, tasklet_registered={122:0}, timer_registered={106:0}, zf_action=2048, zf_expect_close=0, zf_fops={386:0}, zf_info={98:0}, zf_is_open={95:0}, zf_lock={94:0}, zf_miscdev={87:0}, zf_notifier={85:0}, zf_port_lock={93:0}, zf_timer={92:0}] [L2680] COND TRUE i < 10 [L2681] shared_workqueue[i] = ((void *)0) [L2680] i++ VAL [={-1:7}, ={-1:8}, ={-1:7}, ={-1:8}, action=0, cdev_registered={111:0}, current_execution_context=1, ddv_ioport_request_len=0, ddv_ioport_request_start=0, fixed_cdev={123:0}, fixed_cdev_used=0, fixed_gendisk={110:0}, fixed_request_queue={119:0}, genhd_registered={109:0}, global_tty_driver={117:0}, jiffies=0, kernel_lock={120:0}, next_heartbeat=0, nowayout=0, number_cdev_registered=0, number_fixed_genhd_used=0, number_genhd_registered=0, number_request_queue_used=0, number_tasklet_registered=0, number_timer_registered=0, proc_root_driver={0:0}, registered_irq={105:0}, registered_pci_driver={108:0}, shared_workqueue={121:0}, tasklet_registered={122:0}, timer_registered={106:0}, zf_action=2048, zf_expect_close=0, zf_fops={386:0}, zf_info={98:0}, zf_is_open={95:0}, zf_lock={94:0}, zf_miscdev={87:0}, zf_notifier={85:0}, zf_port_lock={93:0}, zf_timer={92:0}] [L2680] COND TRUE i < 10 [L2681] shared_workqueue[i] = ((void *)0) [L2680] i++ VAL [={-1:8}, ={-1:7}, ={-1:7}, ={-1:8}, action=0, cdev_registered={111:0}, current_execution_context=1, ddv_ioport_request_len=0, ddv_ioport_request_start=0, fixed_cdev={123:0}, fixed_cdev_used=0, fixed_gendisk={110:0}, fixed_request_queue={119:0}, genhd_registered={109:0}, global_tty_driver={117:0}, jiffies=0, kernel_lock={120:0}, next_heartbeat=0, nowayout=0, number_cdev_registered=0, number_fixed_genhd_used=0, number_genhd_registered=0, number_request_queue_used=0, number_tasklet_registered=0, number_timer_registered=0, proc_root_driver={0:0}, registered_irq={105:0}, registered_pci_driver={108:0}, shared_workqueue={121:0}, tasklet_registered={122:0}, timer_registered={106:0}, zf_action=2048, zf_expect_close=0, zf_fops={386:0}, zf_info={98:0}, zf_is_open={95:0}, zf_lock={94:0}, zf_miscdev={87:0}, zf_notifier={85:0}, zf_port_lock={93:0}, zf_timer={92:0}] [L2680] COND TRUE i < 10 [L2681] shared_workqueue[i] = ((void *)0) [L2680] i++ VAL [={-1:7}, ={-1:8}, ={-1:7}, ={-1:8}, action=0, cdev_registered={111:0}, current_execution_context=1, ddv_ioport_request_len=0, ddv_ioport_request_start=0, fixed_cdev={123:0}, fixed_cdev_used=0, fixed_gendisk={110:0}, fixed_request_queue={119:0}, genhd_registered={109:0}, global_tty_driver={117:0}, jiffies=0, kernel_lock={120:0}, next_heartbeat=0, nowayout=0, number_cdev_registered=0, number_fixed_genhd_used=0, number_genhd_registered=0, number_request_queue_used=0, number_tasklet_registered=0, number_timer_registered=0, proc_root_driver={0:0}, registered_irq={105:0}, registered_pci_driver={108:0}, shared_workqueue={121:0}, tasklet_registered={122:0}, timer_registered={106:0}, zf_action=2048, zf_expect_close=0, zf_fops={386:0}, zf_info={98:0}, zf_is_open={95:0}, zf_lock={94:0}, zf_miscdev={87:0}, zf_notifier={85:0}, zf_port_lock={93:0}, zf_timer={92:0}] [L2680] COND TRUE i < 10 [L2681] shared_workqueue[i] = ((void *)0) [L2680] i++ VAL [={-1:8}, ={-1:7}, ={-1:7}, ={-1:8}, action=0, cdev_registered={111:0}, current_execution_context=1, ddv_ioport_request_len=0, ddv_ioport_request_start=0, fixed_cdev={123:0}, fixed_cdev_used=0, fixed_gendisk={110:0}, fixed_request_queue={119:0}, genhd_registered={109:0}, global_tty_driver={117:0}, jiffies=0, kernel_lock={120:0}, next_heartbeat=0, nowayout=0, number_cdev_registered=0, number_fixed_genhd_used=0, number_genhd_registered=0, number_request_queue_used=0, number_tasklet_registered=0, number_timer_registered=0, proc_root_driver={0:0}, registered_irq={105:0}, registered_pci_driver={108:0}, shared_workqueue={121:0}, tasklet_registered={122:0}, timer_registered={106:0}, zf_action=2048, zf_expect_close=0, zf_fops={386:0}, zf_info={98:0}, zf_is_open={95:0}, zf_lock={94:0}, zf_miscdev={87:0}, zf_notifier={85:0}, zf_port_lock={93:0}, zf_timer={92:0}] [L2680] COND TRUE i < 10 [L2681] shared_workqueue[i] = ((void *)0) [L2680] i++ VAL [={-1:8}, ={-1:7}, ={-1:8}, ={-1:7}, action=0, cdev_registered={111:0}, current_execution_context=1, ddv_ioport_request_len=0, ddv_ioport_request_start=0, fixed_cdev={123:0}, fixed_cdev_used=0, fixed_gendisk={110:0}, fixed_request_queue={119:0}, genhd_registered={109:0}, global_tty_driver={117:0}, jiffies=0, kernel_lock={120:0}, next_heartbeat=0, nowayout=0, number_cdev_registered=0, number_fixed_genhd_used=0, number_genhd_registered=0, number_request_queue_used=0, number_tasklet_registered=0, number_timer_registered=0, proc_root_driver={0:0}, registered_irq={105:0}, registered_pci_driver={108:0}, shared_workqueue={121:0}, tasklet_registered={122:0}, timer_registered={106:0}, zf_action=2048, zf_expect_close=0, zf_fops={386:0}, zf_info={98:0}, zf_is_open={95:0}, zf_lock={94:0}, zf_miscdev={87:0}, zf_notifier={85:0}, zf_port_lock={93:0}, zf_timer={92:0}] [L2680] COND TRUE i < 10 [L2681] shared_workqueue[i] = ((void *)0) [L2680] i++ VAL [={-1:7}, ={-1:8}, ={-1:7}, ={-1:8}, action=0, cdev_registered={111:0}, current_execution_context=1, ddv_ioport_request_len=0, ddv_ioport_request_start=0, fixed_cdev={123:0}, fixed_cdev_used=0, fixed_gendisk={110:0}, fixed_request_queue={119:0}, genhd_registered={109:0}, global_tty_driver={117:0}, jiffies=0, kernel_lock={120:0}, next_heartbeat=0, nowayout=0, number_cdev_registered=0, number_fixed_genhd_used=0, number_genhd_registered=0, number_request_queue_used=0, number_tasklet_registered=0, number_timer_registered=0, proc_root_driver={0:0}, registered_irq={105:0}, registered_pci_driver={108:0}, shared_workqueue={121:0}, tasklet_registered={122:0}, timer_registered={106:0}, zf_action=2048, zf_expect_close=0, zf_fops={386:0}, zf_info={98:0}, zf_is_open={95:0}, zf_lock={94:0}, zf_miscdev={87:0}, zf_notifier={85:0}, zf_port_lock={93:0}, zf_timer={92:0}] [L2680] COND FALSE !(i < 10) [L2684] i = 0 VAL [={-1:8}, ={-1:7}, ={-1:8}, ={-1:7}, action=0, cdev_registered={111:0}, current_execution_context=1, ddv_ioport_request_len=0, ddv_ioport_request_start=0, fixed_cdev={123:0}, fixed_cdev_used=0, fixed_gendisk={110:0}, fixed_request_queue={119:0}, genhd_registered={109:0}, global_tty_driver={117:0}, jiffies=0, kernel_lock={120:0}, next_heartbeat=0, nowayout=0, number_cdev_registered=0, number_fixed_genhd_used=0, number_genhd_registered=0, number_request_queue_used=0, number_tasklet_registered=0, number_timer_registered=0, proc_root_driver={0:0}, registered_irq={105:0}, registered_pci_driver={108:0}, shared_workqueue={121:0}, tasklet_registered={122:0}, timer_registered={106:0}, zf_action=2048, zf_expect_close=0, zf_fops={386:0}, zf_info={98:0}, zf_is_open={95:0}, zf_lock={94:0}, zf_miscdev={87:0}, zf_notifier={85:0}, zf_port_lock={93:0}, zf_timer={92:0}] [L2684] COND TRUE i < 1 [L2685] tasklet_registered[i].tasklet = ((void *)0) [L2686] tasklet_registered[i].is_running = 0 [L2684] i++ VAL [={-1:8}, ={-1:7}, ={-1:8}, ={-1:7}, action=0, cdev_registered={111:0}, current_execution_context=1, ddv_ioport_request_len=0, ddv_ioport_request_start=0, fixed_cdev={123:0}, fixed_cdev_used=0, fixed_gendisk={110:0}, fixed_request_queue={119:0}, genhd_registered={109:0}, global_tty_driver={117:0}, jiffies=0, kernel_lock={120:0}, next_heartbeat=0, nowayout=0, number_cdev_registered=0, number_fixed_genhd_used=0, number_genhd_registered=0, number_request_queue_used=0, number_tasklet_registered=0, number_timer_registered=0, proc_root_driver={0:0}, registered_irq={105:0}, registered_pci_driver={108:0}, shared_workqueue={121:0}, tasklet_registered={122:0}, timer_registered={106:0}, zf_action=2048, zf_expect_close=0, zf_fops={386:0}, zf_info={98:0}, zf_is_open={95:0}, zf_lock={94:0}, zf_miscdev={87:0}, zf_notifier={85:0}, zf_port_lock={93:0}, zf_timer={92:0}] [L2684] COND FALSE !(i < 1) [L1773] int ret; VAL [={-1:7}, ={-1:8}, ={-1:7}, ={-1:8}, action=0, cdev_registered={111:0}, current_execution_context=1, ddv_ioport_request_len=0, ddv_ioport_request_start=0, fixed_cdev={123:0}, fixed_cdev_used=0, fixed_gendisk={110:0}, fixed_request_queue={119:0}, genhd_registered={109:0}, global_tty_driver={117:0}, jiffies=0, kernel_lock={120:0}, next_heartbeat=0, nowayout=0, number_cdev_registered=0, number_fixed_genhd_used=0, number_genhd_registered=0, number_request_queue_used=0, number_tasklet_registered=0, number_timer_registered=0, proc_root_driver={0:0}, registered_irq={105:0}, registered_pci_driver={108:0}, shared_workqueue={121:0}, tasklet_registered={122:0}, timer_registered={106:0}, zf_action=2048, zf_expect_close=0, zf_fops={386:0}, zf_info={98:0}, zf_is_open={95:0}, zf_lock={94:0}, zf_miscdev={87:0}, zf_notifier={85:0}, zf_port_lock={93:0}, zf_timer={92:0}] [L1775] CALL printk("<6>" "machzwd" ": MachZ ZF-Logic Watchdog driver initializing.\n") VAL [={-1:7}, ={-1:8}, ={-1:8}, ={-1:7}, action=0, cdev_registered={111:0}, current_execution_context=1, ddv_ioport_request_len=0, ddv_ioport_request_start=0, fixed_cdev={123:0}, fixed_cdev_used=0, fixed_gendisk={110:0}, fixed_request_queue={119:0}, fmt={114:0}, genhd_registered={109:0}, global_tty_driver={117:0}, jiffies=0, kernel_lock={120:0}, next_heartbeat=0, nowayout=0, number_cdev_registered=0, number_fixed_genhd_used=0, number_genhd_registered=0, number_request_queue_used=0, number_tasklet_registered=0, number_timer_registered=0, proc_root_driver={0:0}, registered_irq={105:0}, registered_pci_driver={108:0}, shared_workqueue={121:0}, tasklet_registered={122:0}, timer_registered={106:0}, zf_action=2048, zf_expect_close=0, zf_fops={386:0}, zf_info={98:0}, zf_is_open={95:0}, zf_lock={94:0}, zf_miscdev={87:0}, zf_notifier={85:0}, zf_port_lock={93:0}, zf_timer={92:0}] [L4520] return 0; [L1775] RET printk("<6>" "machzwd" ": MachZ ZF-Logic Watchdog driver initializing.\n") VAL [={-1:8}, ={-1:7}, ={-1:7}, ={-1:8}, action=0, cdev_registered={111:0}, current_execution_context=1, ddv_ioport_request_len=0, ddv_ioport_request_start=0, fixed_cdev={123:0}, fixed_cdev_used=0, fixed_gendisk={110:0}, fixed_request_queue={119:0}, genhd_registered={109:0}, global_tty_driver={117:0}, jiffies=0, kernel_lock={120:0}, next_heartbeat=0, nowayout=0, number_cdev_registered=0, number_fixed_genhd_used=0, number_genhd_registered=0, number_request_queue_used=0, number_tasklet_registered=0, number_timer_registered=0, proc_root_driver={0:0}, registered_irq={105:0}, registered_pci_driver={108:0}, shared_workqueue={121:0}, tasklet_registered={122:0}, timer_registered={106:0}, zf_action=2048, zf_expect_close=0, zf_fops={386:0}, zf_info={98:0}, zf_is_open={95:0}, zf_lock={94:0}, zf_miscdev={87:0}, zf_notifier={85:0}, zf_port_lock={93:0}, zf_timer={92:0}] [L1777] CALL zf_readw(0x02) VAL [={-1:8}, ={-1:8}, ={-1:7}, ={-1:7}, action=0, cdev_registered={111:0}, current_execution_context=1, ddv_ioport_request_len=0, ddv_ioport_request_start=0, fixed_cdev={123:0}, fixed_cdev_used=0, fixed_gendisk={110:0}, fixed_request_queue={119:0}, genhd_registered={109:0}, global_tty_driver={117:0}, jiffies=0, kernel_lock={120:0}, next_heartbeat=0, nowayout=0, number_cdev_registered=0, number_fixed_genhd_used=0, number_genhd_registered=0, number_request_queue_used=0, number_tasklet_registered=0, number_timer_registered=0, proc_root_driver={0:0}, registered_irq={105:0}, registered_pci_driver={108:0}, shared_workqueue={121:0}, tasklet_registered={122:0}, timer_registered={106:0}, zf_action=2048, zf_expect_close=0, zf_fops={386:0}, zf_info={98:0}, zf_is_open={95:0}, zf_lock={94:0}, zf_miscdev={87:0}, zf_notifier={85:0}, zf_port_lock={93:0}, zf_timer={92:0}] [L1466] CALL outb(port, 0x218) VAL [={-1:8}, ={-1:8}, ={-1:7}, ={-1:7}, \old(byte)=2, \old(port)=536, action=0, cdev_registered={111:0}, current_execution_context=1, ddv_ioport_request_len=0, ddv_ioport_request_start=0, fixed_cdev={123:0}, fixed_cdev_used=0, fixed_gendisk={110:0}, fixed_request_queue={119:0}, genhd_registered={109:0}, global_tty_driver={117:0}, jiffies=0, kernel_lock={120:0}, next_heartbeat=0, nowayout=0, number_cdev_registered=0, number_fixed_genhd_used=0, number_genhd_registered=0, number_request_queue_used=0, number_tasklet_registered=0, number_timer_registered=0, proc_root_driver={0:0}, registered_irq={105:0}, registered_pci_driver={108:0}, shared_workqueue={121:0}, tasklet_registered={122:0}, timer_registered={106:0}, zf_action=2048, zf_expect_close=0, zf_fops={386:0}, zf_info={98:0}, zf_is_open={95:0}, zf_lock={94:0}, zf_miscdev={87:0}, zf_notifier={85:0}, zf_port_lock={93:0}, zf_timer={92:0}] [L3973] CALL __VERIFIER_assert(port >= ddv_ioport_request_start && port < ddv_ioport_request_start + ddv_ioport_request_len, "I/O port is requested") VAL [={-1:7}, ={-1:7}, ={-1:8}, ={-1:8}, \old(expression)=0, action=0, cdev_registered={111:0}, current_execution_context=1, ddv_ioport_request_len=0, ddv_ioport_request_start=0, fixed_cdev={123:0}, fixed_cdev_used=0, fixed_gendisk={110:0}, fixed_request_queue={119:0}, genhd_registered={109:0}, global_tty_driver={117:0}, jiffies=0, kernel_lock={120:0}, next_heartbeat=0, nowayout=0, number_cdev_registered=0, number_fixed_genhd_used=0, number_genhd_registered=0, number_request_queue_used=0, number_tasklet_registered=0, number_timer_registered=0, proc_root_driver={0:0}, registered_irq={105:0}, registered_pci_driver={108:0}, shared_workqueue={121:0}, tasklet_registered={122:0}, timer_registered={106:0}, x={139:0}, zf_action=2048, zf_expect_close=0, zf_fops={386:0}, zf_info={98:0}, zf_is_open={95:0}, zf_lock={94:0}, zf_miscdev={87:0}, zf_notifier={85:0}, zf_port_lock={93:0}, zf_timer={92:0}] [L7] COND TRUE !expression VAL [={-1:7}, ={-1:7}, ={-1:8}, ={-1:8}, \old(expression)=0, action=0, cdev_registered={111:0}, current_execution_context=1, ddv_ioport_request_len=0, ddv_ioport_request_start=0, expression=0, fixed_cdev={123:0}, fixed_cdev_used=0, fixed_gendisk={110:0}, fixed_request_queue={119:0}, genhd_registered={109:0}, global_tty_driver={117:0}, jiffies=0, kernel_lock={120:0}, next_heartbeat=0, nowayout=0, number_cdev_registered=0, number_fixed_genhd_used=0, number_genhd_registered=0, number_request_queue_used=0, number_tasklet_registered=0, number_timer_registered=0, proc_root_driver={0:0}, registered_irq={105:0}, registered_pci_driver={108:0}, shared_workqueue={121:0}, tasklet_registered={122:0}, timer_registered={106:0}, x={139:0}, x={139:0}, zf_action=2048, zf_expect_close=0, zf_fops={386:0}, zf_info={98:0}, zf_is_open={95:0}, zf_lock={94:0}, zf_miscdev={87:0}, zf_notifier={85:0}, zf_port_lock={93:0}, zf_timer={92:0}] [L7] __VERIFIER_error() VAL [={-1:7}, ={-1:7}, ={-1:8}, ={-1:8}, \old(expression)=0, action=0, cdev_registered={111:0}, current_execution_context=1, ddv_ioport_request_len=0, ddv_ioport_request_start=0, expression=0, fixed_cdev={123:0}, fixed_cdev_used=0, fixed_gendisk={110:0}, fixed_request_queue={119:0}, genhd_registered={109:0}, global_tty_driver={117:0}, jiffies=0, kernel_lock={120:0}, next_heartbeat=0, nowayout=0, number_cdev_registered=0, number_fixed_genhd_used=0, number_genhd_registered=0, number_request_queue_used=0, number_tasklet_registered=0, number_timer_registered=0, proc_root_driver={0:0}, registered_irq={105:0}, registered_pci_driver={108:0}, shared_workqueue={121:0}, tasklet_registered={122:0}, timer_registered={106:0}, x={139:0}, x={139:0}, zf_action=2048, zf_expect_close=0, zf_fops={386:0}, zf_info={98:0}, zf_is_open={95:0}, zf_lock={94:0}, zf_miscdev={87:0}, zf_notifier={85:0}, zf_port_lock={93:0}, zf_timer={92:0}] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 976.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 1190.48 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 83.9 MB). Free memory was 951.7 MB in the beginning and 849.7 MB in the end (delta: 102.0 MB). Peak memory consumption was 199.1 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 75.86 ms. Allocated memory is still 1.1 GB. Free memory was 849.7 MB in the beginning and 842.4 MB in the end (delta: 7.3 MB). Peak memory consumption was 7.3 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 53.66 ms. Allocated memory is still 1.1 GB. Free memory was 842.4 MB in the beginning and 835.1 MB in the end (delta: 7.3 MB). Peak memory consumption was 7.3 MB. Max. memory is 11.5 GB. * RCFGBuilder took 4592.33 ms. Allocated memory was 1.1 GB in the beginning and 1.4 GB in the end (delta: 324.5 MB). Free memory was 835.1 MB in the beginning and 758.0 MB in the end (delta: 77.0 MB). Peak memory consumption was 446.4 MB. Max. memory is 11.5 GB. * CodeCheck took 11054.83 ms. Allocated memory was 1.4 GB in the beginning and 1.7 GB in the end (delta: 247.5 MB). Free memory was 758.0 MB in the beginning and 742.3 MB in the end (delta: 15.8 MB). Peak memory consumption was 263.2 MB. Max. memory is 11.5 GB. * Witness Printer took 3.45 ms. Allocated memory is still 1.7 GB. Free memory is still 742.3 MB. There was no memory consumed. Max. memory is 11.5 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.23-635dfa2 [2018-12-02 12:40:14,438 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-02 12:40:14,439 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-02 12:40:14,445 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-02 12:40:14,446 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-02 12:40:14,446 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-02 12:40:14,447 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-02 12:40:14,448 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-02 12:40:14,448 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-02 12:40:14,449 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-02 12:40:14,449 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-02 12:40:14,450 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-02 12:40:14,450 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-02 12:40:14,451 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-02 12:40:14,451 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-02 12:40:14,452 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-02 12:40:14,452 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-02 12:40:14,453 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-02 12:40:14,454 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-02 12:40:14,455 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-02 12:40:14,455 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-02 12:40:14,456 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-02 12:40:14,457 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-02 12:40:14,457 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-02 12:40:14,457 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-02 12:40:14,458 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-02 12:40:14,458 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-02 12:40:14,459 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-02 12:40:14,459 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-02 12:40:14,460 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-02 12:40:14,460 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-02 12:40:14,460 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-02 12:40:14,460 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-02 12:40:14,460 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-02 12:40:14,461 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-02 12:40:14,461 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-02 12:40:14,461 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_9992926c-9255-40ac-8c0e-0048c4e4fac0/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2018-12-02 12:40:14,469 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-02 12:40:14,469 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-02 12:40:14,469 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-02 12:40:14,470 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-12-02 12:40:14,470 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-02 12:40:14,470 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-02 12:40:14,470 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-02 12:40:14,470 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-02 12:40:14,471 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-02 12:40:14,471 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-02 12:40:14,471 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-02 12:40:14,471 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-02 12:40:14,471 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-02 12:40:14,471 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-12-02 12:40:14,471 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-12-02 12:40:14,471 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-02 12:40:14,471 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-02 12:40:14,472 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-02 12:40:14,472 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-02 12:40:14,472 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-12-02 12:40:14,472 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-12-02 12:40:14,472 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-02 12:40:14,472 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-02 12:40:14,472 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-02 12:40:14,472 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-02 12:40:14,473 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-02 12:40:14,473 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-02 12:40:14,473 INFO L133 SettingsManager]: * Use separate solver for trace checks=false [2018-12-02 12:40:14,473 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-12-02 12:40:14,473 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-02 12:40:14,473 INFO L133 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2018-12-02 12:40:14,473 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-12-02 12:40:14,473 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true 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-vcloud-master/worker/working_dir_9992926c-9255-40ac-8c0e-0048c4e4fac0/bin-2019/ukojak 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(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak 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 -> d3817421489e8c4b22e62c621a5d295134071c97 [2018-12-02 12:40:14,492 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-02 12:40:14,500 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-02 12:40:14,502 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-02 12:40:14,503 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-02 12:40:14,503 INFO L276 PluginConnector]: CDTParser initialized [2018-12-02 12:40:14,503 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_9992926c-9255-40ac-8c0e-0048c4e4fac0/bin-2019/ukojak/../../sv-benchmarks/c/ddv-machzwd/ddv_machzwd_all_false-unreach-call_true-valid-memsafety.i [2018-12-02 12:40:14,541 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_9992926c-9255-40ac-8c0e-0048c4e4fac0/bin-2019/ukojak/data/fe7862519/e92f7066efc24a10a573db23dee3df88/FLAG998e49d4c [2018-12-02 12:40:15,057 INFO L307 CDTParser]: Found 1 translation units. [2018-12-02 12:40:15,057 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_9992926c-9255-40ac-8c0e-0048c4e4fac0/sv-benchmarks/c/ddv-machzwd/ddv_machzwd_all_false-unreach-call_true-valid-memsafety.i [2018-12-02 12:40:15,074 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_9992926c-9255-40ac-8c0e-0048c4e4fac0/bin-2019/ukojak/data/fe7862519/e92f7066efc24a10a573db23dee3df88/FLAG998e49d4c [2018-12-02 12:40:15,572 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_9992926c-9255-40ac-8c0e-0048c4e4fac0/bin-2019/ukojak/data/fe7862519/e92f7066efc24a10a573db23dee3df88 [2018-12-02 12:40:15,575 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-02 12:40:15,576 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-02 12:40:15,577 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-02 12:40:15,577 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-02 12:40:15,579 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-02 12:40:15,579 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 12:40:15" (1/1) ... [2018-12-02 12:40:15,581 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5b88e759 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:40:15, skipping insertion in model container [2018-12-02 12:40:15,581 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 12:40:15" (1/1) ... [2018-12-02 12:40:15,585 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-02 12:40:15,632 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-02 12:40:16,526 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 12:40:16,575 INFO L191 MainTranslator]: Completed pre-run [2018-12-02 12:40:16,694 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 12:40:16,961 INFO L195 MainTranslator]: Completed translation [2018-12-02 12:40:16,961 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:40:16 WrapperNode [2018-12-02 12:40:16,961 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-02 12:40:16,962 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-02 12:40:16,962 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-02 12:40:16,962 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-02 12:40:16,967 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:40:16" (1/1) ... [2018-12-02 12:40:17,000 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:40:16" (1/1) ... [2018-12-02 12:40:17,038 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-02 12:40:17,039 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-02 12:40:17,039 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-02 12:40:17,039 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-02 12:40:17,046 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:40:16" (1/1) ... [2018-12-02 12:40:17,046 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:40:16" (1/1) ... [2018-12-02 12:40:17,052 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:40:16" (1/1) ... [2018-12-02 12:40:17,053 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:40:16" (1/1) ... [2018-12-02 12:40:17,075 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:40:16" (1/1) ... [2018-12-02 12:40:17,081 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:40:16" (1/1) ... [2018-12-02 12:40:17,088 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:40:16" (1/1) ... [2018-12-02 12:40:17,096 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-02 12:40:17,096 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-02 12:40:17,096 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-02 12:40:17,096 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-02 12:40:17,097 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 12:40:16" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_9992926c-9255-40ac-8c0e-0048c4e4fac0/bin-2019/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-02 12:40:17,131 INFO L130 BoogieDeclarations]: Found specification of procedure zf_timer_off [2018-12-02 12:40:17,132 INFO L138 BoogieDeclarations]: Found implementation of procedure zf_timer_off [2018-12-02 12:40:17,132 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~C_UINT~X~C_ULONG~TO~C_INT [2018-12-02 12:40:17,132 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~C_UINT~X~C_ULONG~TO~C_INT [2018-12-02 12:40:17,132 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2018-12-02 12:40:17,132 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_atomic_begin [2018-12-02 12:40:17,132 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2018-12-02 12:40:17,132 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2018-12-02 12:40:17,132 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-12-02 12:40:17,132 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2 [2018-12-02 12:40:17,132 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2018-12-02 12:40:17,132 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2018-12-02 12:40:17,133 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2018-12-02 12:40:17,133 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2018-12-02 12:40:17,133 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2018-12-02 12:40:17,133 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_atomic_end [2018-12-02 12:40:17,133 INFO L130 BoogieDeclarations]: Found specification of procedure zf_get_control [2018-12-02 12:40:17,133 INFO L138 BoogieDeclarations]: Found implementation of procedure zf_get_control [2018-12-02 12:40:17,133 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-02 12:40:17,133 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2018-12-02 12:40:17,133 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2018-12-02 12:40:17,133 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~C_INT [2018-12-02 12:40:17,133 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~C_INT [2018-12-02 12:40:17,133 INFO L130 BoogieDeclarations]: Found specification of procedure request_region [2018-12-02 12:40:17,134 INFO L138 BoogieDeclarations]: Found implementation of procedure request_region [2018-12-02 12:40:17,134 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2018-12-02 12:40:17,134 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2018-12-02 12:40:17,134 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2018-12-02 12:40:17,134 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_irqsave [2018-12-02 12:40:17,134 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_irqsave [2018-12-02 12:40:17,134 INFO L130 BoogieDeclarations]: Found specification of procedure release_region [2018-12-02 12:40:17,134 INFO L138 BoogieDeclarations]: Found implementation of procedure release_region [2018-12-02 12:40:17,134 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-02 12:40:17,134 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-02 12:40:17,134 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_init [2018-12-02 12:40:17,135 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_init [2018-12-02 12:40:17,135 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2018-12-02 12:40:17,135 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2018-12-02 12:40:17,135 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2 [2018-12-02 12:40:17,135 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2018-12-02 12:40:17,135 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer [2018-12-02 12:40:17,135 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer [2018-12-02 12:40:17,135 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2018-12-02 12:40:17,135 INFO L130 BoogieDeclarations]: Found specification of procedure add_timer [2018-12-02 12:40:17,135 INFO L138 BoogieDeclarations]: Found implementation of procedure add_timer [2018-12-02 12:40:17,135 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8 [2018-12-02 12:40:17,135 INFO L130 BoogieDeclarations]: Found specification of procedure cdev_add [2018-12-02 12:40:17,136 INFO L138 BoogieDeclarations]: Found implementation of procedure cdev_add [2018-12-02 12:40:17,136 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2018-12-02 12:40:17,136 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2 [2018-12-02 12:40:17,136 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2018-12-02 12:40:17,136 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2018-12-02 12:40:17,136 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2018-12-02 12:40:17,136 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2018-12-02 12:40:17,136 INFO L130 BoogieDeclarations]: Found specification of procedure outw [2018-12-02 12:40:17,136 INFO L138 BoogieDeclarations]: Found implementation of procedure outw [2018-12-02 12:40:17,136 INFO L130 BoogieDeclarations]: Found specification of procedure outb [2018-12-02 12:40:17,136 INFO L138 BoogieDeclarations]: Found implementation of procedure outb [2018-12-02 12:40:17,136 INFO L130 BoogieDeclarations]: Found specification of procedure misc_deregister [2018-12-02 12:40:17,137 INFO L138 BoogieDeclarations]: Found implementation of procedure misc_deregister [2018-12-02 12:40:17,137 INFO L130 BoogieDeclarations]: Found specification of procedure assert_context_process [2018-12-02 12:40:17,137 INFO L138 BoogieDeclarations]: Found implementation of procedure assert_context_process [2018-12-02 12:40:17,137 INFO L130 BoogieDeclarations]: Found specification of procedure zf_set_control [2018-12-02 12:40:17,137 INFO L138 BoogieDeclarations]: Found implementation of procedure zf_set_control [2018-12-02 12:40:17,137 INFO L130 BoogieDeclarations]: Found specification of procedure zf_readw [2018-12-02 12:40:17,137 INFO L138 BoogieDeclarations]: Found implementation of procedure zf_readw [2018-12-02 12:40:17,137 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2018-12-02 12:40:17,137 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~C_UINT~X~$Pointer$~TO~C_UINT [2018-12-02 12:40:17,137 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~C_UINT~X~$Pointer$~TO~C_UINT [2018-12-02 12:40:17,137 INFO L130 BoogieDeclarations]: Found specification of procedure zf_ping [2018-12-02 12:40:17,137 INFO L138 BoogieDeclarations]: Found implementation of procedure zf_ping [2018-12-02 12:40:17,137 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2018-12-02 12:40:17,138 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2018-12-02 12:40:17,138 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~C_ULONG~TO~VOID [2018-12-02 12:40:17,138 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~C_ULONG~TO~VOID [2018-12-02 12:41:01,737 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-02 12:41:01,738 INFO L280 CfgBuilder]: Removed 78 assue(true) statements. [2018-12-02 12:41:01,738 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 12:41:01 BoogieIcfgContainer [2018-12-02 12:41:01,738 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-02 12:41:01,738 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-12-02 12:41:01,738 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-12-02 12:41:01,745 INFO L276 PluginConnector]: CodeCheck initialized [2018-12-02 12:41:01,745 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 12:41:01" (1/1) ... [2018-12-02 12:41:01,752 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 12:41:01,771 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-02 12:41:01,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 361 states to 257 states and 361 transitions. [2018-12-02 12:41:01,779 INFO L276 IsEmpty]: Start isEmpty. Operand 257 states and 361 transitions. [2018-12-02 12:41:01,782 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-12-02 12:41:01,782 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-02 12:41:01,810 FATAL L292 ToolchainWalker]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.IllegalArgumentException: Indexed Sort BitVec undefined at de.uni_freiburg.informatik.ultimate.logic.SortSymbol.checkArity(SortSymbol.java:153) at de.uni_freiburg.informatik.ultimate.logic.SortSymbol.getSort(SortSymbol.java:177) at de.uni_freiburg.informatik.ultimate.logic.Theory.getSort(Theory.java:1243) at de.uni_freiburg.informatik.ultimate.logic.NoopScript.sort(NoopScript.java:287) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.TermTransferrer.transferSort(TermTransferrer.java:128) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.TermTransferrer.convertApplicationTerm(TermTransferrer.java:162) at de.uni_freiburg.informatik.ultimate.logic.TermTransformer$BuildApplicationTerm.walk(TermTransformer.java:320) at de.uni_freiburg.informatik.ultimate.logic.NonRecursive.run(NonRecursive.java:122) at de.uni_freiburg.informatik.ultimate.logic.NonRecursive.run(NonRecursive.java:113) at de.uni_freiburg.informatik.ultimate.logic.TermTransformer.transform(TermTransformer.java:253) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.cfg.SmtSymbols.transferSymbols(SmtSymbols.java:129) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:453) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2018-12-02 12:41:01,812 INFO L168 Benchmark]: Toolchain (without parser) took 46236.79 ms. Allocated memory was 1.0 GB in the beginning and 1.7 GB in the end (delta: 701.0 MB). Free memory was 938.0 MB in the beginning and 1.5 GB in the end (delta: -515.0 MB). Peak memory consumption was 185.9 MB. Max. memory is 11.5 GB. [2018-12-02 12:41:01,813 INFO L168 Benchmark]: CDTParser took 0.12 ms. Allocated memory is still 1.0 GB. Free memory is still 972.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-02 12:41:01,813 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1384.76 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 129.0 MB). Free memory was 938.0 MB in the beginning and 900.1 MB in the end (delta: 37.9 MB). Peak memory consumption was 181.3 MB. Max. memory is 11.5 GB. [2018-12-02 12:41:01,814 INFO L168 Benchmark]: Boogie Procedure Inliner took 76.88 ms. Allocated memory is still 1.2 GB. Free memory was 900.1 MB in the beginning and 887.0 MB in the end (delta: 13.0 MB). Peak memory consumption was 13.0 MB. Max. memory is 11.5 GB. [2018-12-02 12:41:01,814 INFO L168 Benchmark]: Boogie Preprocessor took 57.16 ms. Allocated memory is still 1.2 GB. Free memory was 887.0 MB in the beginning and 880.5 MB in the end (delta: 6.5 MB). Peak memory consumption was 6.5 MB. Max. memory is 11.5 GB. [2018-12-02 12:41:01,814 INFO L168 Benchmark]: RCFGBuilder took 44642.11 ms. Allocated memory was 1.2 GB in the beginning and 1.7 GB in the end (delta: 572.0 MB). Free memory was 880.5 MB in the beginning and 1.5 GB in the end (delta: -572.6 MB). Peak memory consumption was 435.4 MB. Max. memory is 11.5 GB. [2018-12-02 12:41:01,815 INFO L168 Benchmark]: CodeCheck took 73.21 ms. Allocated memory is still 1.7 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-02 12:41:01,816 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: IllegalArgumentException: Indexed Sort BitVec undefined de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: IllegalArgumentException: Indexed Sort BitVec undefined: de.uni_freiburg.informatik.ultimate.logic.SortSymbol.checkArity(SortSymbol.java:153) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12 ms. Allocated memory is still 1.0 GB. Free memory is still 972.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 1384.76 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 129.0 MB). Free memory was 938.0 MB in the beginning and 900.1 MB in the end (delta: 37.9 MB). Peak memory consumption was 181.3 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 76.88 ms. Allocated memory is still 1.2 GB. Free memory was 900.1 MB in the beginning and 887.0 MB in the end (delta: 13.0 MB). Peak memory consumption was 13.0 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 57.16 ms. Allocated memory is still 1.2 GB. Free memory was 887.0 MB in the beginning and 880.5 MB in the end (delta: 6.5 MB). Peak memory consumption was 6.5 MB. Max. memory is 11.5 GB. * RCFGBuilder took 44642.11 ms. Allocated memory was 1.2 GB in the beginning and 1.7 GB in the end (delta: 572.0 MB). Free memory was 880.5 MB in the beginning and 1.5 GB in the end (delta: -572.6 MB). Peak memory consumption was 435.4 MB. Max. memory is 11.5 GB. * CodeCheck took 73.21 ms. Allocated memory is still 1.7 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 11.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...