./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ddv-machzwd/ddv_machzwd_inw_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_8d06b144-460e-42d4-8bfa-1d7969adccd7/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_8d06b144-460e-42d4-8bfa-1d7969adccd7/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_8d06b144-460e-42d4-8bfa-1d7969adccd7/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_8d06b144-460e-42d4-8bfa-1d7969adccd7/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/ddv-machzwd/ddv_machzwd_inw_false-unreach-call_true-valid-memsafety.i -s /tmp/vcloud-vcloud-master/worker/working_dir_8d06b144-460e-42d4-8bfa-1d7969adccd7/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_8d06b144-460e-42d4-8bfa-1d7969adccd7/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 ae64ae88f56c84d0642d94fe4dc0fcc5f100877b ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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_8d06b144-460e-42d4-8bfa-1d7969adccd7/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_8d06b144-460e-42d4-8bfa-1d7969adccd7/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_8d06b144-460e-42d4-8bfa-1d7969adccd7/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_8d06b144-460e-42d4-8bfa-1d7969adccd7/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/ddv-machzwd/ddv_machzwd_inw_false-unreach-call_true-valid-memsafety.i -s /tmp/vcloud-vcloud-master/worker/working_dir_8d06b144-460e-42d4-8bfa-1d7969adccd7/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_8d06b144-460e-42d4-8bfa-1d7969adccd7/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 ae64ae88f56c84d0642d94fe4dc0fcc5f100877b ............................................................................................................................................................................................................................................................................ 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 [2018-12-01 18:00:43,054 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-01 18:00:43,055 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-01 18:00:43,061 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-01 18:00:43,062 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-01 18:00:43,062 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-01 18:00:43,063 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-01 18:00:43,064 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-01 18:00:43,064 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-01 18:00:43,065 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-01 18:00:43,065 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-01 18:00:43,065 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-01 18:00:43,066 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-01 18:00:43,066 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-01 18:00:43,067 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-01 18:00:43,067 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-01 18:00:43,068 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-01 18:00:43,068 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-01 18:00:43,069 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-01 18:00:43,070 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-01 18:00:43,071 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-01 18:00:43,071 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-01 18:00:43,072 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-01 18:00:43,072 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-01 18:00:43,073 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-01 18:00:43,073 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-01 18:00:43,073 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-01 18:00:43,074 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-01 18:00:43,074 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-01 18:00:43,075 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-01 18:00:43,075 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-01 18:00:43,075 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-01 18:00:43,075 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-01 18:00:43,075 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-01 18:00:43,076 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-01 18:00:43,076 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-01 18:00:43,076 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_8d06b144-460e-42d4-8bfa-1d7969adccd7/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2018-12-01 18:00:43,084 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-01 18:00:43,084 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-01 18:00:43,084 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-01 18:00:43,085 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-12-01 18:00:43,085 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-01 18:00:43,085 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-01 18:00:43,085 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-01 18:00:43,085 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-01 18:00:43,085 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-01 18:00:43,085 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-01 18:00:43,085 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-01 18:00:43,086 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-01 18:00:43,086 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-01 18:00:43,086 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-01 18:00:43,086 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-01 18:00:43,086 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-01 18:00:43,086 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-01 18:00:43,086 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-01 18:00:43,086 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-12-01 18:00:43,086 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-12-01 18:00:43,086 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-01 18:00:43,086 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-01 18:00:43,087 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-01 18:00:43,087 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-01 18:00:43,087 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-01 18:00:43,087 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-01 18:00:43,087 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-12-01 18:00:43,087 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-01 18:00:43,087 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-01 18:00:43,087 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_8d06b144-460e-42d4-8bfa-1d7969adccd7/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 -> ae64ae88f56c84d0642d94fe4dc0fcc5f100877b [2018-12-01 18:00:43,105 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-01 18:00:43,115 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-01 18:00:43,117 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-01 18:00:43,118 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-01 18:00:43,119 INFO L276 PluginConnector]: CDTParser initialized [2018-12-01 18:00:43,119 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_8d06b144-460e-42d4-8bfa-1d7969adccd7/bin-2019/ukojak/../../sv-benchmarks/c/ddv-machzwd/ddv_machzwd_inw_false-unreach-call_true-valid-memsafety.i [2018-12-01 18:00:43,166 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_8d06b144-460e-42d4-8bfa-1d7969adccd7/bin-2019/ukojak/data/c5ea34382/0bc44f37c8a342f880515bc380509359/FLAG8f3dee310 [2018-12-01 18:00:43,657 INFO L307 CDTParser]: Found 1 translation units. [2018-12-01 18:00:43,657 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_8d06b144-460e-42d4-8bfa-1d7969adccd7/sv-benchmarks/c/ddv-machzwd/ddv_machzwd_inw_false-unreach-call_true-valid-memsafety.i [2018-12-01 18:00:43,669 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_8d06b144-460e-42d4-8bfa-1d7969adccd7/bin-2019/ukojak/data/c5ea34382/0bc44f37c8a342f880515bc380509359/FLAG8f3dee310 [2018-12-01 18:00:44,143 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_8d06b144-460e-42d4-8bfa-1d7969adccd7/bin-2019/ukojak/data/c5ea34382/0bc44f37c8a342f880515bc380509359 [2018-12-01 18:00:44,146 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-01 18:00:44,147 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-01 18:00:44,148 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-01 18:00:44,148 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-01 18:00:44,150 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-01 18:00:44,150 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 06:00:44" (1/1) ... [2018-12-01 18:00:44,152 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@26a90303 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:00:44, skipping insertion in model container [2018-12-01 18:00:44,152 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 06:00:44" (1/1) ... [2018-12-01 18:00:44,156 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-01 18:00:44,199 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-01 18:00:44,976 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-01 18:00:45,008 INFO L191 MainTranslator]: Completed pre-run [2018-12-01 18:00:45,088 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-01 18:00:45,319 INFO L195 MainTranslator]: Completed translation [2018-12-01 18:00:45,319 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:00:45 WrapperNode [2018-12-01 18:00:45,319 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-01 18:00:45,320 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-01 18:00:45,320 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-01 18:00:45,320 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-01 18:00:45,325 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:00:45" (1/1) ... [2018-12-01 18:00:45,357 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:00:45" (1/1) ... [2018-12-01 18:00:45,395 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-01 18:00:45,396 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-01 18:00:45,396 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-01 18:00:45,396 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-01 18:00:45,402 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:00:45" (1/1) ... [2018-12-01 18:00:45,403 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:00:45" (1/1) ... [2018-12-01 18:00:45,408 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:00:45" (1/1) ... [2018-12-01 18:00:45,409 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:00:45" (1/1) ... [2018-12-01 18:00:45,429 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:00:45" (1/1) ... [2018-12-01 18:00:45,435 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:00:45" (1/1) ... [2018-12-01 18:00:45,441 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:00:45" (1/1) ... [2018-12-01 18:00:45,448 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-01 18:00:45,449 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-01 18:00:45,449 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-01 18:00:45,449 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-01 18:00:45,450 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:00:45" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_8d06b144-460e-42d4-8bfa-1d7969adccd7/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 [2018-12-01 18:00:45,492 INFO L130 BoogieDeclarations]: Found specification of procedure zf_timer_off [2018-12-01 18:00:45,492 INFO L138 BoogieDeclarations]: Found implementation of procedure zf_timer_off [2018-12-01 18:00:45,492 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2018-12-01 18:00:45,493 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_atomic_begin [2018-12-01 18:00:45,493 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2018-12-01 18:00:45,493 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2018-12-01 18:00:45,493 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-12-01 18:00:45,493 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2018-12-01 18:00:45,493 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2018-12-01 18:00:45,493 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2018-12-01 18:00:45,493 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_atomic_end [2018-12-01 18:00:45,494 INFO L130 BoogieDeclarations]: Found specification of procedure zf_get_control [2018-12-01 18:00:45,494 INFO L138 BoogieDeclarations]: Found implementation of procedure zf_get_control [2018-12-01 18:00:45,494 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2018-12-01 18:00:45,494 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-01 18:00:45,494 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-12-01 18:00:45,494 INFO L130 BoogieDeclarations]: Found specification of procedure request_region [2018-12-01 18:00:45,494 INFO L138 BoogieDeclarations]: Found implementation of procedure request_region [2018-12-01 18:00:45,495 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2018-12-01 18:00:45,495 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2018-12-01 18:00:45,495 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2018-12-01 18:00:45,495 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_irqsave [2018-12-01 18:00:45,495 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_irqsave [2018-12-01 18:00:45,495 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~TO~VOID [2018-12-01 18:00:45,495 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~TO~VOID [2018-12-01 18:00:45,495 INFO L130 BoogieDeclarations]: Found specification of procedure release_region [2018-12-01 18:00:45,496 INFO L138 BoogieDeclarations]: Found implementation of procedure release_region [2018-12-01 18:00:45,496 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-01 18:00:45,496 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-01 18:00:45,496 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_init [2018-12-01 18:00:45,496 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_init [2018-12-01 18:00:45,496 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2018-12-01 18:00:45,496 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer [2018-12-01 18:00:45,496 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer [2018-12-01 18:00:45,497 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2018-12-01 18:00:45,497 INFO L130 BoogieDeclarations]: Found specification of procedure add_timer [2018-12-01 18:00:45,497 INFO L138 BoogieDeclarations]: Found implementation of procedure add_timer [2018-12-01 18:00:45,497 INFO L130 BoogieDeclarations]: Found specification of procedure cdev_add [2018-12-01 18:00:45,497 INFO L138 BoogieDeclarations]: Found implementation of procedure cdev_add [2018-12-01 18:00:45,497 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~$Pointer$~TO~int [2018-12-01 18:00:45,497 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~$Pointer$~TO~int [2018-12-01 18:00:45,497 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2018-12-01 18:00:45,498 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2018-12-01 18:00:45,498 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2018-12-01 18:00:45,498 INFO L130 BoogieDeclarations]: Found specification of procedure outw [2018-12-01 18:00:45,498 INFO L138 BoogieDeclarations]: Found implementation of procedure outw [2018-12-01 18:00:45,498 INFO L130 BoogieDeclarations]: Found specification of procedure outb [2018-12-01 18:00:45,498 INFO L138 BoogieDeclarations]: Found implementation of procedure outb [2018-12-01 18:00:45,498 INFO L130 BoogieDeclarations]: Found specification of procedure misc_deregister [2018-12-01 18:00:45,498 INFO L138 BoogieDeclarations]: Found implementation of procedure misc_deregister [2018-12-01 18:00:45,499 INFO L130 BoogieDeclarations]: Found specification of procedure assert_context_process [2018-12-01 18:00:45,499 INFO L138 BoogieDeclarations]: Found implementation of procedure assert_context_process [2018-12-01 18:00:45,499 INFO L130 BoogieDeclarations]: Found specification of procedure zf_set_control [2018-12-01 18:00:45,499 INFO L138 BoogieDeclarations]: Found implementation of procedure zf_set_control [2018-12-01 18:00:45,499 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-12-01 18:00:45,499 INFO L130 BoogieDeclarations]: Found specification of procedure zf_readw [2018-12-01 18:00:45,499 INFO L138 BoogieDeclarations]: Found implementation of procedure zf_readw [2018-12-01 18:00:45,499 INFO L130 BoogieDeclarations]: Found specification of procedure zf_ping [2018-12-01 18:00:45,500 INFO L138 BoogieDeclarations]: Found implementation of procedure zf_ping [2018-12-01 18:00:45,500 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~TO~int [2018-12-01 18:00:45,500 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~TO~int [2018-12-01 18:00:45,500 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2018-12-01 18:00:45,500 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2018-12-01 18:00:45,500 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2018-12-01 18:00:45,500 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2018-12-01 18:00:45,500 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2018-12-01 18:00:49,584 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-01 18:00:49,585 INFO L280 CfgBuilder]: Removed 80 assue(true) statements. [2018-12-01 18:00:49,585 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 06:00:49 BoogieIcfgContainer [2018-12-01 18:00:49,585 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-01 18:00:49,585 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-12-01 18:00:49,586 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-12-01 18:00:49,592 INFO L276 PluginConnector]: CodeCheck initialized [2018-12-01 18:00:49,592 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 06:00:49" (1/1) ... [2018-12-01 18:00:49,599 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-01 18:00:49,618 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:00:49,626 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 351 states to 249 states and 351 transitions. [2018-12-01 18:00:49,626 INFO L276 IsEmpty]: Start isEmpty. Operand 249 states and 351 transitions. [2018-12-01 18:00:49,630 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-12-01 18:00:49,630 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:00:49,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:00:49,823 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 18:00:49,846 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:00:49,848 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 352 states to 250 states and 352 transitions. [2018-12-01 18:00:49,848 INFO L276 IsEmpty]: Start isEmpty. Operand 250 states and 352 transitions. [2018-12-01 18:00:49,848 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-12-01 18:00:49,849 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:00:49,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:00:49,906 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-12-01 18:00:49,922 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:00:49,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 354 states to 251 states and 354 transitions. [2018-12-01 18:00:49,924 INFO L276 IsEmpty]: Start isEmpty. Operand 251 states and 354 transitions. [2018-12-01 18:00:49,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-12-01 18:00:49,924 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:00:49,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:00:49,985 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-12-01 18:00:50,026 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:00:50,028 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 356 states to 252 states and 356 transitions. [2018-12-01 18:00:50,028 INFO L276 IsEmpty]: Start isEmpty. Operand 252 states and 356 transitions. [2018-12-01 18:00:50,028 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2018-12-01 18:00:50,028 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:00:50,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:00:50,091 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-12-01 18:00:50,129 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:00:50,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 357 states to 253 states and 357 transitions. [2018-12-01 18:00:50,131 INFO L276 IsEmpty]: Start isEmpty. Operand 253 states and 357 transitions. [2018-12-01 18:00:50,132 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2018-12-01 18:00:50,132 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:00:50,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:00:50,218 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-12-01 18:00:50,266 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:00:50,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 358 states to 254 states and 358 transitions. [2018-12-01 18:00:50,267 INFO L276 IsEmpty]: Start isEmpty. Operand 254 states and 358 transitions. [2018-12-01 18:00:50,268 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-12-01 18:00:50,268 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:00:50,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:00:50,338 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-12-01 18:00:50,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:00:50,386 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 359 states to 255 states and 359 transitions. [2018-12-01 18:00:50,386 INFO L276 IsEmpty]: Start isEmpty. Operand 255 states and 359 transitions. [2018-12-01 18:00:50,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2018-12-01 18:00:50,386 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:00:50,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:00:50,456 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-12-01 18:00:50,506 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:00:50,507 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 360 states to 256 states and 360 transitions. [2018-12-01 18:00:50,507 INFO L276 IsEmpty]: Start isEmpty. Operand 256 states and 360 transitions. [2018-12-01 18:00:50,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2018-12-01 18:00:50,508 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:00:50,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:00:50,595 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-12-01 18:00:50,640 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:00:50,641 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 361 states to 257 states and 361 transitions. [2018-12-01 18:00:50,642 INFO L276 IsEmpty]: Start isEmpty. Operand 257 states and 361 transitions. [2018-12-01 18:00:50,642 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2018-12-01 18:00:50,642 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:00:50,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:00:50,727 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-12-01 18:00:50,791 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:00:50,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 362 states to 258 states and 362 transitions. [2018-12-01 18:00:50,792 INFO L276 IsEmpty]: Start isEmpty. Operand 258 states and 362 transitions. [2018-12-01 18:00:50,793 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-12-01 18:00:50,793 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:00:50,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:00:50,857 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-12-01 18:00:50,911 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:00:50,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 363 states to 259 states and 363 transitions. [2018-12-01 18:00:50,912 INFO L276 IsEmpty]: Start isEmpty. Operand 259 states and 363 transitions. [2018-12-01 18:00:50,912 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2018-12-01 18:00:50,912 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:00:50,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 18:00:50,971 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-12-01 18:00:51,028 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:00:51,029 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 363 states to 260 states and 363 transitions. [2018-12-01 18:00:51,029 INFO L276 IsEmpty]: Start isEmpty. Operand 260 states and 363 transitions. [2018-12-01 18:00:51,029 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2018-12-01 18:00:51,029 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:00:51,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-01 18:00:51,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-01 18:00:54,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-01 18:00:59,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-01 18:00:59,119 WARN L497 CodeCheckObserver]: This program is UNSAFE, Check terminated with 12 iterations. [2018-12-01 18:00:59,227 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 01.12 06:00:59 ImpRootNode [2018-12-01 18:00:59,227 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2018-12-01 18:00:59,228 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-01 18:00:59,228 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-01 18:00:59,228 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-01 18:00:59,228 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 06:00:49" (3/4) ... [2018-12-01 18:00:59,230 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-12-01 18:00:59,230 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-01 18:00:59,231 INFO L168 Benchmark]: Toolchain (without parser) took 15084.84 ms. Allocated memory was 1.0 GB in the beginning and 1.8 GB in the end (delta: 738.7 MB). Free memory was 947.9 MB in the beginning and 1.3 GB in the end (delta: -389.2 MB). Peak memory consumption was 349.5 MB. Max. memory is 11.5 GB. [2018-12-01 18:00:59,232 INFO L168 Benchmark]: CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 979.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-01 18:00:59,232 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1171.97 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 108.5 MB). Free memory was 947.9 MB in the beginning and 881.8 MB in the end (delta: 66.1 MB). Peak memory consumption was 187.9 MB. Max. memory is 11.5 GB. [2018-12-01 18:00:59,233 INFO L168 Benchmark]: Boogie Procedure Inliner took 75.65 ms. Allocated memory is still 1.1 GB. Free memory was 881.8 MB in the beginning and 868.1 MB in the end (delta: 13.7 MB). Peak memory consumption was 13.7 MB. Max. memory is 11.5 GB. [2018-12-01 18:00:59,233 INFO L168 Benchmark]: Boogie Preprocessor took 52.96 ms. Allocated memory is still 1.1 GB. Free memory was 868.1 MB in the beginning and 861.3 MB in the end (delta: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. [2018-12-01 18:00:59,233 INFO L168 Benchmark]: RCFGBuilder took 4136.37 ms. Allocated memory was 1.1 GB in the beginning and 1.5 GB in the end (delta: 362.3 MB). Free memory was 861.3 MB in the beginning and 1.3 GB in the end (delta: -434.7 MB). Peak memory consumption was 461.7 MB. Max. memory is 11.5 GB. [2018-12-01 18:00:59,233 INFO L168 Benchmark]: CodeCheck took 9641.90 ms. Allocated memory was 1.5 GB in the beginning and 1.8 GB in the end (delta: 267.9 MB). Free memory was 1.3 GB in the beginning and 1.3 GB in the end (delta: -41.1 MB). Peak memory consumption was 226.8 MB. Max. memory is 11.5 GB. [2018-12-01 18:00:59,234 INFO L168 Benchmark]: Witness Printer took 2.97 ms. Allocated memory is still 1.8 GB. Free memory is still 1.3 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-01 18:00:59,236 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 28 procedures, 332 locations, 1 error locations. UNSAFE Result, 9.5s OverallTime, 12 OverallIterations, 0 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 65536 SDtfs, 0 SDslu, 0 SDs, 0 SdLazy, 15350 SolverSat, 10234 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.4s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 2651 GetRequests, 2577 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, 0.4s 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 1479. Possible FailurePath: [L15] int current_execution_context; [L26] int (* _ddv_module_init)(void); [L27] void (* _ddv_module_exit)(void); [L227] unsigned long jiffies; [L1469] char _ddv_module_author[] = "Fernando Fuganti "; [L1470] char _ddv_module_description[] = "MachZ ZF-Logic Watchdog driver"; [L1471] char _ddv_module_license[] = "GPL"; [L1473] static int nowayout = 0; [L1474] char _ddv_module_param_nowayout [] = "Watchdog cannot be stopped once started (default=CONFIG_WATCHDOG_NOWAYOUT)"; [L1478-L1482] static struct watchdog_info zf_info = { .options = 0x8000 | 0x0100, .firmware_version = 1, .identity = "ZF-Logic watchdog", }; [L1483] static int action = 0; [L1484] char _ddv_module_param_action [] = "after watchdog resets, generate: 0 = RESET(*) 1 = SMI 2 = NMI 3 = SCI"; [L1486] static int zf_action = 0x0800; [L1487] static unsigned long zf_is_open; [L1488] static char zf_expect_close; [L1489] static spinlock_t zf_lock; [L1490] static spinlock_t zf_port_lock; [L1491] static struct timer_list zf_timer; [L1492] static unsigned long next_heartbeat = 0; [L1738-L1745] 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, }; [L1747-L1751] static struct miscdevice zf_miscdev = { .minor = 130, .name = "watchdog", .fops = (struct file_operations *)&zf_fops, }; [L1758-L1760] static struct notifier_block zf_notifier = { .notifier_call = zf_notify_sys, }; [L1840] int (* _ddv_tmp_init)(void) = zf_init; [L1841] void (* _ddv_tmp_exit)(void) = zf_exit; [L1892] struct cdev fixed_cdev[1]; [L1893] int fixed_cdev_used = 0; [L1895] short number_cdev_registered = 0; [L1906] struct ddv_cdev cdev_registered[1]; [L2443] short number_genhd_registered = 0; [L2444] short number_fixed_genhd_used = 0; [L2455] struct gendisk fixed_gendisk[10]; [L2456] struct ddv_genhd genhd_registered[10]; [L2592] struct ddv_pci_driver registered_pci_driver; [L2603] struct registered_irq registered_irq[16]; [L2613] short number_tasklet_registered = 0; [L2620] struct ddv_tasklet tasklet_registered[1]; [L2630] short number_timer_registered = 0; [L2636] struct ddv_timer timer_registered[1]; [L2646] struct work_struct *shared_workqueue[10]; [L2656] spinlock_t kernel_lock; [L3342] request_queue_t fixed_request_queue[10]; [L3344] int number_request_queue_used = 0; [L3428] struct proc_dir_entry *proc_root_driver; [L3738] struct ddv_tty_driver global_tty_driver; [L3917] int ddv_ioport_request_start; [L3918] int ddv_ioport_request_len; [L1845] _ddv_module_init = zf_init [L1846] _ddv_module_exit = zf_exit [L2720] int err; [L2722] current_execution_context = 1 [L2660] int i; VAL [={-1:8}, ={-1:7}, ={-1:7}, ={-1:8}, action=0, cdev_registered={85:0}, current_execution_context=1, ddv_ioport_request_len=0, ddv_ioport_request_start=0, fixed_cdev={86:0}, fixed_cdev_used=0, fixed_gendisk={79:0}, fixed_request_queue={121:0}, genhd_registered={81:0}, global_tty_driver={122:0}, jiffies=0, kernel_lock={131:0}, 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={119:0}, registered_pci_driver={118:0}, shared_workqueue={120:0}, tasklet_registered={132:0}, timer_registered={123:0}, zf_action=2048, zf_expect_close=0, zf_fops={199:0}, zf_info={112:0}, zf_is_open={109:0}, zf_lock={108:0}, zf_miscdev={101:0}, zf_notifier={98:0}, zf_port_lock={107:0}, zf_timer={106:0}] [L2662] CALL spin_lock_init(&kernel_lock) VAL [={-1:8}, ={-1:8}, ={-1:7}, ={-1:7}, action=0, cdev_registered={85:0}, current_execution_context=1, ddv_ioport_request_len=0, ddv_ioport_request_start=0, fixed_cdev={86:0}, fixed_cdev_used=0, fixed_gendisk={79:0}, fixed_request_queue={121:0}, genhd_registered={81:0}, global_tty_driver={122:0}, jiffies=0, kernel_lock={131:0}, lock={131:0}, 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={119:0}, registered_pci_driver={118:0}, shared_workqueue={120:0}, tasklet_registered={132:0}, timer_registered={123:0}, zf_action=2048, zf_expect_close=0, zf_fops={199:0}, zf_info={112:0}, zf_is_open={109:0}, zf_lock={108:0}, zf_miscdev={101:0}, zf_notifier={98:0}, zf_port_lock={107:0}, zf_timer={106:0}] [L4150] lock->init = 1 [L4151] lock->locked = 0 [L2662] RET spin_lock_init(&kernel_lock) VAL [={-1:8}, ={-1:8}, ={-1:7}, ={-1:7}, action=0, cdev_registered={85:0}, current_execution_context=1, ddv_ioport_request_len=0, ddv_ioport_request_start=0, fixed_cdev={86:0}, fixed_cdev_used=0, fixed_gendisk={79:0}, fixed_request_queue={121:0}, genhd_registered={81:0}, global_tty_driver={122:0}, jiffies=0, kernel_lock={131:0}, 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={119:0}, registered_pci_driver={118:0}, shared_workqueue={120:0}, tasklet_registered={132:0}, timer_registered={123:0}, zf_action=2048, zf_expect_close=0, zf_fops={199:0}, zf_info={112:0}, zf_is_open={109:0}, zf_lock={108:0}, zf_miscdev={101:0}, zf_notifier={98:0}, zf_port_lock={107:0}, zf_timer={106:0}] [L2664] i = 0 VAL [={-1:7}, ={-1:8}, ={-1:8}, ={-1:7}, action=0, cdev_registered={85:0}, current_execution_context=1, ddv_ioport_request_len=0, ddv_ioport_request_start=0, fixed_cdev={86:0}, fixed_cdev_used=0, fixed_gendisk={79:0}, fixed_request_queue={121:0}, genhd_registered={81:0}, global_tty_driver={122:0}, jiffies=0, kernel_lock={131:0}, 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={119:0}, registered_pci_driver={118:0}, shared_workqueue={120:0}, tasklet_registered={132:0}, timer_registered={123:0}, zf_action=2048, zf_expect_close=0, zf_fops={199:0}, zf_info={112:0}, zf_is_open={109:0}, zf_lock={108:0}, zf_miscdev={101:0}, zf_notifier={98:0}, zf_port_lock={107:0}, zf_timer={106:0}] [L2664] COND TRUE i < 10 [L2665] shared_workqueue[i] = ((void *)0) [L2664] i++ VAL [={-1:7}, ={-1:8}, ={-1:7}, ={-1:8}, action=0, cdev_registered={85:0}, current_execution_context=1, ddv_ioport_request_len=0, ddv_ioport_request_start=0, fixed_cdev={86:0}, fixed_cdev_used=0, fixed_gendisk={79:0}, fixed_request_queue={121:0}, genhd_registered={81:0}, global_tty_driver={122:0}, jiffies=0, kernel_lock={131:0}, 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={119:0}, registered_pci_driver={118:0}, shared_workqueue={120:0}, tasklet_registered={132:0}, timer_registered={123:0}, zf_action=2048, zf_expect_close=0, zf_fops={199:0}, zf_info={112:0}, zf_is_open={109:0}, zf_lock={108:0}, zf_miscdev={101:0}, zf_notifier={98:0}, zf_port_lock={107:0}, zf_timer={106:0}] [L2664] COND TRUE i < 10 [L2665] shared_workqueue[i] = ((void *)0) [L2664] i++ VAL [={-1:7}, ={-1:8}, ={-1:7}, ={-1:8}, action=0, cdev_registered={85:0}, current_execution_context=1, ddv_ioport_request_len=0, ddv_ioport_request_start=0, fixed_cdev={86:0}, fixed_cdev_used=0, fixed_gendisk={79:0}, fixed_request_queue={121:0}, genhd_registered={81:0}, global_tty_driver={122:0}, jiffies=0, kernel_lock={131:0}, 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={119:0}, registered_pci_driver={118:0}, shared_workqueue={120:0}, tasklet_registered={132:0}, timer_registered={123:0}, zf_action=2048, zf_expect_close=0, zf_fops={199:0}, zf_info={112:0}, zf_is_open={109:0}, zf_lock={108:0}, zf_miscdev={101:0}, zf_notifier={98:0}, zf_port_lock={107:0}, zf_timer={106:0}] [L2664] COND TRUE i < 10 [L2665] shared_workqueue[i] = ((void *)0) [L2664] i++ VAL [={-1:8}, ={-1:8}, ={-1:7}, ={-1:7}, action=0, cdev_registered={85:0}, current_execution_context=1, ddv_ioport_request_len=0, ddv_ioport_request_start=0, fixed_cdev={86:0}, fixed_cdev_used=0, fixed_gendisk={79:0}, fixed_request_queue={121:0}, genhd_registered={81:0}, global_tty_driver={122:0}, jiffies=0, kernel_lock={131:0}, 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={119:0}, registered_pci_driver={118:0}, shared_workqueue={120:0}, tasklet_registered={132:0}, timer_registered={123:0}, zf_action=2048, zf_expect_close=0, zf_fops={199:0}, zf_info={112:0}, zf_is_open={109:0}, zf_lock={108:0}, zf_miscdev={101:0}, zf_notifier={98:0}, zf_port_lock={107:0}, zf_timer={106:0}] [L2664] COND TRUE i < 10 [L2665] shared_workqueue[i] = ((void *)0) [L2664] i++ VAL [={-1:7}, ={-1:7}, ={-1:8}, ={-1:8}, action=0, cdev_registered={85:0}, current_execution_context=1, ddv_ioport_request_len=0, ddv_ioport_request_start=0, fixed_cdev={86:0}, fixed_cdev_used=0, fixed_gendisk={79:0}, fixed_request_queue={121:0}, genhd_registered={81:0}, global_tty_driver={122:0}, jiffies=0, kernel_lock={131:0}, 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={119:0}, registered_pci_driver={118:0}, shared_workqueue={120:0}, tasklet_registered={132:0}, timer_registered={123:0}, zf_action=2048, zf_expect_close=0, zf_fops={199:0}, zf_info={112:0}, zf_is_open={109:0}, zf_lock={108:0}, zf_miscdev={101:0}, zf_notifier={98:0}, zf_port_lock={107:0}, zf_timer={106:0}] [L2664] COND TRUE i < 10 [L2665] shared_workqueue[i] = ((void *)0) [L2664] i++ VAL [={-1:7}, ={-1:8}, ={-1:7}, ={-1:8}, action=0, cdev_registered={85:0}, current_execution_context=1, ddv_ioport_request_len=0, ddv_ioport_request_start=0, fixed_cdev={86:0}, fixed_cdev_used=0, fixed_gendisk={79:0}, fixed_request_queue={121:0}, genhd_registered={81:0}, global_tty_driver={122:0}, jiffies=0, kernel_lock={131:0}, 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={119:0}, registered_pci_driver={118:0}, shared_workqueue={120:0}, tasklet_registered={132:0}, timer_registered={123:0}, zf_action=2048, zf_expect_close=0, zf_fops={199:0}, zf_info={112:0}, zf_is_open={109:0}, zf_lock={108:0}, zf_miscdev={101:0}, zf_notifier={98:0}, zf_port_lock={107:0}, zf_timer={106:0}] [L2664] COND TRUE i < 10 [L2665] shared_workqueue[i] = ((void *)0) [L2664] i++ VAL [={-1:7}, ={-1:7}, ={-1:8}, ={-1:8}, action=0, cdev_registered={85:0}, current_execution_context=1, ddv_ioport_request_len=0, ddv_ioport_request_start=0, fixed_cdev={86:0}, fixed_cdev_used=0, fixed_gendisk={79:0}, fixed_request_queue={121:0}, genhd_registered={81:0}, global_tty_driver={122:0}, jiffies=0, kernel_lock={131:0}, 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={119:0}, registered_pci_driver={118:0}, shared_workqueue={120:0}, tasklet_registered={132:0}, timer_registered={123:0}, zf_action=2048, zf_expect_close=0, zf_fops={199:0}, zf_info={112:0}, zf_is_open={109:0}, zf_lock={108:0}, zf_miscdev={101:0}, zf_notifier={98:0}, zf_port_lock={107:0}, zf_timer={106:0}] [L2664] COND TRUE i < 10 [L2665] shared_workqueue[i] = ((void *)0) [L2664] i++ VAL [={-1:7}, ={-1:8}, ={-1:7}, ={-1:8}, action=0, cdev_registered={85:0}, current_execution_context=1, ddv_ioport_request_len=0, ddv_ioport_request_start=0, fixed_cdev={86:0}, fixed_cdev_used=0, fixed_gendisk={79:0}, fixed_request_queue={121:0}, genhd_registered={81:0}, global_tty_driver={122:0}, jiffies=0, kernel_lock={131:0}, 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={119:0}, registered_pci_driver={118:0}, shared_workqueue={120:0}, tasklet_registered={132:0}, timer_registered={123:0}, zf_action=2048, zf_expect_close=0, zf_fops={199:0}, zf_info={112:0}, zf_is_open={109:0}, zf_lock={108:0}, zf_miscdev={101:0}, zf_notifier={98:0}, zf_port_lock={107:0}, zf_timer={106:0}] [L2664] COND TRUE i < 10 [L2665] shared_workqueue[i] = ((void *)0) [L2664] i++ VAL [={-1:7}, ={-1:8}, ={-1:8}, ={-1:7}, action=0, cdev_registered={85:0}, current_execution_context=1, ddv_ioport_request_len=0, ddv_ioport_request_start=0, fixed_cdev={86:0}, fixed_cdev_used=0, fixed_gendisk={79:0}, fixed_request_queue={121:0}, genhd_registered={81:0}, global_tty_driver={122:0}, jiffies=0, kernel_lock={131:0}, 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={119:0}, registered_pci_driver={118:0}, shared_workqueue={120:0}, tasklet_registered={132:0}, timer_registered={123:0}, zf_action=2048, zf_expect_close=0, zf_fops={199:0}, zf_info={112:0}, zf_is_open={109:0}, zf_lock={108:0}, zf_miscdev={101:0}, zf_notifier={98:0}, zf_port_lock={107:0}, zf_timer={106:0}] [L2664] COND TRUE i < 10 [L2665] shared_workqueue[i] = ((void *)0) [L2664] i++ VAL [={-1:7}, ={-1:8}, ={-1:8}, ={-1:7}, action=0, cdev_registered={85:0}, current_execution_context=1, ddv_ioport_request_len=0, ddv_ioport_request_start=0, fixed_cdev={86:0}, fixed_cdev_used=0, fixed_gendisk={79:0}, fixed_request_queue={121:0}, genhd_registered={81:0}, global_tty_driver={122:0}, jiffies=0, kernel_lock={131:0}, 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={119:0}, registered_pci_driver={118:0}, shared_workqueue={120:0}, tasklet_registered={132:0}, timer_registered={123:0}, zf_action=2048, zf_expect_close=0, zf_fops={199:0}, zf_info={112:0}, zf_is_open={109:0}, zf_lock={108:0}, zf_miscdev={101:0}, zf_notifier={98:0}, zf_port_lock={107:0}, zf_timer={106:0}] [L2664] COND TRUE i < 10 [L2665] shared_workqueue[i] = ((void *)0) [L2664] i++ VAL [={-1:8}, ={-1:7}, ={-1:7}, ={-1:8}, action=0, cdev_registered={85:0}, current_execution_context=1, ddv_ioport_request_len=0, ddv_ioport_request_start=0, fixed_cdev={86:0}, fixed_cdev_used=0, fixed_gendisk={79:0}, fixed_request_queue={121:0}, genhd_registered={81:0}, global_tty_driver={122:0}, jiffies=0, kernel_lock={131:0}, 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={119:0}, registered_pci_driver={118:0}, shared_workqueue={120:0}, tasklet_registered={132:0}, timer_registered={123:0}, zf_action=2048, zf_expect_close=0, zf_fops={199:0}, zf_info={112:0}, zf_is_open={109:0}, zf_lock={108:0}, zf_miscdev={101:0}, zf_notifier={98:0}, zf_port_lock={107:0}, zf_timer={106:0}] [L2664] COND FALSE !(i < 10) [L2668] i = 0 VAL [={-1:8}, ={-1:7}, ={-1:7}, ={-1:8}, action=0, cdev_registered={85:0}, current_execution_context=1, ddv_ioport_request_len=0, ddv_ioport_request_start=0, fixed_cdev={86:0}, fixed_cdev_used=0, fixed_gendisk={79:0}, fixed_request_queue={121:0}, genhd_registered={81:0}, global_tty_driver={122:0}, jiffies=0, kernel_lock={131:0}, 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={119:0}, registered_pci_driver={118:0}, shared_workqueue={120:0}, tasklet_registered={132:0}, timer_registered={123:0}, zf_action=2048, zf_expect_close=0, zf_fops={199:0}, zf_info={112:0}, zf_is_open={109:0}, zf_lock={108:0}, zf_miscdev={101:0}, zf_notifier={98:0}, zf_port_lock={107:0}, zf_timer={106:0}] [L2668] COND TRUE i < 1 [L2669] tasklet_registered[i].tasklet = ((void *)0) [L2670] tasklet_registered[i].is_running = 0 [L2668] i++ VAL [={-1:7}, ={-1:8}, ={-1:8}, ={-1:7}, action=0, cdev_registered={85:0}, current_execution_context=1, ddv_ioport_request_len=0, ddv_ioport_request_start=0, fixed_cdev={86:0}, fixed_cdev_used=0, fixed_gendisk={79:0}, fixed_request_queue={121:0}, genhd_registered={81:0}, global_tty_driver={122:0}, jiffies=0, kernel_lock={131:0}, 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={119:0}, registered_pci_driver={118:0}, shared_workqueue={120:0}, tasklet_registered={132:0}, timer_registered={123:0}, zf_action=2048, zf_expect_close=0, zf_fops={199:0}, zf_info={112:0}, zf_is_open={109:0}, zf_lock={108:0}, zf_miscdev={101:0}, zf_notifier={98:0}, zf_port_lock={107:0}, zf_timer={106:0}] [L2668] COND FALSE !(i < 1) [L1771] int ret; VAL [={-1:8}, ={-1:8}, ={-1:7}, ={-1:7}, action=0, cdev_registered={85:0}, current_execution_context=1, ddv_ioport_request_len=0, ddv_ioport_request_start=0, fixed_cdev={86:0}, fixed_cdev_used=0, fixed_gendisk={79:0}, fixed_request_queue={121:0}, genhd_registered={81:0}, global_tty_driver={122:0}, jiffies=0, kernel_lock={131:0}, 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={119:0}, registered_pci_driver={118:0}, shared_workqueue={120:0}, tasklet_registered={132:0}, timer_registered={123:0}, zf_action=2048, zf_expect_close=0, zf_fops={199:0}, zf_info={112:0}, zf_is_open={109:0}, zf_lock={108:0}, zf_miscdev={101:0}, zf_notifier={98:0}, zf_port_lock={107:0}, zf_timer={106:0}] [L1773] CALL printk("<6>" "machzwd" ": MachZ ZF-Logic Watchdog driver initializing.\n") VAL [={-1:7}, ={-1:7}, ={-1:8}, ={-1:8}, action=0, cdev_registered={85:0}, current_execution_context=1, ddv_ioport_request_len=0, ddv_ioport_request_start=0, fixed_cdev={86:0}, fixed_cdev_used=0, fixed_gendisk={79:0}, fixed_request_queue={121:0}, fmt={92:0}, genhd_registered={81:0}, global_tty_driver={122:0}, jiffies=0, kernel_lock={131:0}, 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={119:0}, registered_pci_driver={118:0}, shared_workqueue={120:0}, tasklet_registered={132:0}, timer_registered={123:0}, zf_action=2048, zf_expect_close=0, zf_fops={199:0}, zf_info={112:0}, zf_is_open={109:0}, zf_lock={108:0}, zf_miscdev={101:0}, zf_notifier={98:0}, zf_port_lock={107:0}, zf_timer={106:0}] [L4477] return 0; [L1773] RET printk("<6>" "machzwd" ": MachZ ZF-Logic Watchdog driver initializing.\n") VAL [={-1:8}, ={-1:8}, ={-1:7}, ={-1:7}, action=0, cdev_registered={85:0}, current_execution_context=1, ddv_ioport_request_len=0, ddv_ioport_request_start=0, fixed_cdev={86:0}, fixed_cdev_used=0, fixed_gendisk={79:0}, fixed_request_queue={121:0}, genhd_registered={81:0}, global_tty_driver={122:0}, jiffies=0, kernel_lock={131:0}, 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={119:0}, registered_pci_driver={118:0}, shared_workqueue={120:0}, tasklet_registered={132:0}, timer_registered={123:0}, zf_action=2048, zf_expect_close=0, zf_fops={199:0}, zf_info={112:0}, zf_is_open={109:0}, zf_lock={108:0}, zf_miscdev={101:0}, zf_notifier={98:0}, zf_port_lock={107:0}, zf_timer={106:0}] [L1775] CALL zf_readw(0x02) VAL [={-1:8}, ={-1:8}, ={-1:7}, ={-1:7}, action=0, cdev_registered={85:0}, current_execution_context=1, ddv_ioport_request_len=0, ddv_ioport_request_start=0, fixed_cdev={86:0}, fixed_cdev_used=0, fixed_gendisk={79:0}, fixed_request_queue={121:0}, genhd_registered={81:0}, global_tty_driver={122:0}, jiffies=0, kernel_lock={131:0}, 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={119:0}, registered_pci_driver={118:0}, shared_workqueue={120:0}, tasklet_registered={132:0}, timer_registered={123:0}, zf_action=2048, zf_expect_close=0, zf_fops={199:0}, zf_info={112:0}, zf_is_open={109:0}, zf_lock={108:0}, zf_miscdev={101:0}, zf_notifier={98:0}, zf_port_lock={107:0}, zf_timer={106:0}] [L1464] FCALL outb(port, 0x218) VAL [={-1:8}, ={-1:7}, ={-1:8}, ={-1:7}, action=0, cdev_registered={85:0}, current_execution_context=1, ddv_ioport_request_len=0, ddv_ioport_request_start=0, fixed_cdev={86:0}, fixed_cdev_used=0, fixed_gendisk={79:0}, fixed_request_queue={121:0}, genhd_registered={81:0}, global_tty_driver={122:0}, jiffies=0, kernel_lock={131:0}, 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={119:0}, registered_pci_driver={118:0}, shared_workqueue={120:0}, tasklet_registered={132:0}, timer_registered={123:0}, zf_action=2048, zf_expect_close=0, zf_fops={199:0}, zf_info={112:0}, zf_is_open={109:0}, zf_lock={108:0}, zf_miscdev={101:0}, zf_notifier={98:0}, zf_port_lock={107:0}, zf_timer={106:0}] [L7] COND TRUE !expression VAL [={-1:7}, ={-1:8}, ={-1:7}, ={-1:8}, action=0, cdev_registered={85:0}, current_execution_context=1, ddv_ioport_request_len=0, ddv_ioport_request_start=0, fixed_cdev={86:0}, fixed_cdev_used=0, fixed_gendisk={79:0}, fixed_request_queue={121:0}, genhd_registered={81:0}, global_tty_driver={122:0}, jiffies=0, kernel_lock={131:0}, 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={119:0}, registered_pci_driver={118:0}, shared_workqueue={120:0}, tasklet_registered={132:0}, timer_registered={123:0}, zf_action=2048, zf_expect_close=0, zf_fops={199:0}, zf_info={112:0}, zf_is_open={109:0}, zf_lock={108:0}, zf_miscdev={101:0}, zf_notifier={98:0}, zf_port_lock={107:0}, zf_timer={106:0}] [L7] __VERIFIER_error() VAL [={-1:8}, ={-1:7}, ={-1:7}, ={-1:8}, action=0, cdev_registered={85:0}, current_execution_context=1, ddv_ioport_request_len=0, ddv_ioport_request_start=0, fixed_cdev={86:0}, fixed_cdev_used=0, fixed_gendisk={79:0}, fixed_request_queue={121:0}, genhd_registered={81:0}, global_tty_driver={122:0}, jiffies=0, kernel_lock={131:0}, 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={119:0}, registered_pci_driver={118:0}, shared_workqueue={120:0}, tasklet_registered={132:0}, timer_registered={123:0}, zf_action=2048, zf_expect_close=0, zf_fops={199:0}, zf_info={112:0}, zf_is_open={109:0}, zf_lock={108:0}, zf_miscdev={101:0}, zf_notifier={98:0}, zf_port_lock={107:0}, zf_timer={106:0}] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 979.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 1171.97 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 108.5 MB). Free memory was 947.9 MB in the beginning and 881.8 MB in the end (delta: 66.1 MB). Peak memory consumption was 187.9 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 75.65 ms. Allocated memory is still 1.1 GB. Free memory was 881.8 MB in the beginning and 868.1 MB in the end (delta: 13.7 MB). Peak memory consumption was 13.7 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 52.96 ms. Allocated memory is still 1.1 GB. Free memory was 868.1 MB in the beginning and 861.3 MB in the end (delta: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. * RCFGBuilder took 4136.37 ms. Allocated memory was 1.1 GB in the beginning and 1.5 GB in the end (delta: 362.3 MB). Free memory was 861.3 MB in the beginning and 1.3 GB in the end (delta: -434.7 MB). Peak memory consumption was 461.7 MB. Max. memory is 11.5 GB. * CodeCheck took 9641.90 ms. Allocated memory was 1.5 GB in the beginning and 1.8 GB in the end (delta: 267.9 MB). Free memory was 1.3 GB in the beginning and 1.3 GB in the end (delta: -41.1 MB). Peak memory consumption was 226.8 MB. Max. memory is 11.5 GB. * Witness Printer took 2.97 ms. Allocated memory is still 1.8 GB. Free memory is still 1.3 GB. 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 [2018-12-01 18:01:00,623 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-01 18:01:00,624 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-01 18:01:00,632 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-01 18:01:00,632 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-01 18:01:00,632 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-01 18:01:00,633 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-01 18:01:00,634 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-01 18:01:00,635 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-01 18:01:00,636 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-01 18:01:00,636 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-01 18:01:00,637 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-01 18:01:00,637 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-01 18:01:00,638 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-01 18:01:00,639 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-01 18:01:00,639 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-01 18:01:00,640 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-01 18:01:00,641 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-01 18:01:00,642 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-01 18:01:00,643 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-01 18:01:00,644 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-01 18:01:00,645 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-01 18:01:00,647 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-01 18:01:00,647 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-01 18:01:00,647 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-01 18:01:00,648 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-01 18:01:00,648 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-01 18:01:00,649 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-01 18:01:00,649 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-01 18:01:00,650 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-01 18:01:00,650 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-01 18:01:00,651 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-01 18:01:00,651 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-01 18:01:00,651 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-01 18:01:00,652 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-01 18:01:00,652 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-01 18:01:00,652 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_8d06b144-460e-42d4-8bfa-1d7969adccd7/bin-2019/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2018-12-01 18:01:00,663 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-01 18:01:00,663 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-01 18:01:00,664 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-01 18:01:00,664 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-12-01 18:01:00,664 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-01 18:01:00,664 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-01 18:01:00,665 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-01 18:01:00,665 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-01 18:01:00,665 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-01 18:01:00,665 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-01 18:01:00,665 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-01 18:01:00,665 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-01 18:01:00,665 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-01 18:01:00,665 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-12-01 18:01:00,665 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-12-01 18:01:00,666 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-01 18:01:00,666 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-01 18:01:00,666 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-01 18:01:00,666 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-01 18:01:00,666 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-12-01 18:01:00,666 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-12-01 18:01:00,666 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-01 18:01:00,667 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-01 18:01:00,667 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-12-01 18:01:00,667 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-01 18:01:00,667 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-01 18:01:00,667 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-01 18:01:00,667 INFO L133 SettingsManager]: * Use separate solver for trace checks=false [2018-12-01 18:01:00,667 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-12-01 18:01:00,667 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-01 18:01:00,667 INFO L133 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2018-12-01 18:01:00,667 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-12-01 18:01:00,667 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_8d06b144-460e-42d4-8bfa-1d7969adccd7/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 -> ae64ae88f56c84d0642d94fe4dc0fcc5f100877b [2018-12-01 18:01:00,690 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-01 18:01:00,697 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-01 18:01:00,699 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-01 18:01:00,700 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-01 18:01:00,700 INFO L276 PluginConnector]: CDTParser initialized [2018-12-01 18:01:00,701 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_8d06b144-460e-42d4-8bfa-1d7969adccd7/bin-2019/ukojak/../../sv-benchmarks/c/ddv-machzwd/ddv_machzwd_inw_false-unreach-call_true-valid-memsafety.i [2018-12-01 18:01:00,735 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_8d06b144-460e-42d4-8bfa-1d7969adccd7/bin-2019/ukojak/data/d735e0aff/1391650c468a402e8bef446db683ae30/FLAGc78e8a24b [2018-12-01 18:01:01,205 INFO L307 CDTParser]: Found 1 translation units. [2018-12-01 18:01:01,206 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_8d06b144-460e-42d4-8bfa-1d7969adccd7/sv-benchmarks/c/ddv-machzwd/ddv_machzwd_inw_false-unreach-call_true-valid-memsafety.i [2018-12-01 18:01:01,218 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_8d06b144-460e-42d4-8bfa-1d7969adccd7/bin-2019/ukojak/data/d735e0aff/1391650c468a402e8bef446db683ae30/FLAGc78e8a24b [2018-12-01 18:01:01,226 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_8d06b144-460e-42d4-8bfa-1d7969adccd7/bin-2019/ukojak/data/d735e0aff/1391650c468a402e8bef446db683ae30 [2018-12-01 18:01:01,228 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-01 18:01:01,229 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-01 18:01:01,229 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-01 18:01:01,230 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-01 18:01:01,232 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-01 18:01:01,232 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 06:01:01" (1/1) ... [2018-12-01 18:01:01,234 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@76c7da1f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:01:01, skipping insertion in model container [2018-12-01 18:01:01,234 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 06:01:01" (1/1) ... [2018-12-01 18:01:01,239 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-01 18:01:01,280 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-01 18:01:02,135 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-01 18:01:02,172 INFO L191 MainTranslator]: Completed pre-run [2018-12-01 18:01:02,261 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-01 18:01:02,515 INFO L195 MainTranslator]: Completed translation [2018-12-01 18:01:02,516 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:01:02 WrapperNode [2018-12-01 18:01:02,516 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-01 18:01:02,516 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-01 18:01:02,516 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-01 18:01:02,516 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-01 18:01:02,521 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:01:02" (1/1) ... [2018-12-01 18:01:02,554 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:01:02" (1/1) ... [2018-12-01 18:01:02,593 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-01 18:01:02,593 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-01 18:01:02,593 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-01 18:01:02,593 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-01 18:01:02,600 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:01:02" (1/1) ... [2018-12-01 18:01:02,600 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:01:02" (1/1) ... [2018-12-01 18:01:02,606 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:01:02" (1/1) ... [2018-12-01 18:01:02,606 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:01:02" (1/1) ... [2018-12-01 18:01:02,628 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:01:02" (1/1) ... [2018-12-01 18:01:02,634 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:01:02" (1/1) ... [2018-12-01 18:01:02,640 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:01:02" (1/1) ... [2018-12-01 18:01:02,648 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-01 18:01:02,648 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-01 18:01:02,649 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-01 18:01:02,649 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-01 18:01:02,649 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:01:02" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_8d06b144-460e-42d4-8bfa-1d7969adccd7/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 [2018-12-01 18:01:02,692 INFO L130 BoogieDeclarations]: Found specification of procedure zf_timer_off [2018-12-01 18:01:02,692 INFO L138 BoogieDeclarations]: Found implementation of procedure zf_timer_off [2018-12-01 18:01:02,692 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~C_UINT~X~C_ULONG~TO~C_INT [2018-12-01 18:01:02,693 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~C_UINT~X~C_ULONG~TO~C_INT [2018-12-01 18:01:02,693 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2018-12-01 18:01:02,693 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_atomic_begin [2018-12-01 18:01:02,693 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2018-12-01 18:01:02,693 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2018-12-01 18:01:02,693 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-12-01 18:01:02,693 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2 [2018-12-01 18:01:02,694 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2018-12-01 18:01:02,694 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2018-12-01 18:01:02,694 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2018-12-01 18:01:02,694 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2018-12-01 18:01:02,694 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2018-12-01 18:01:02,694 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_atomic_end [2018-12-01 18:01:02,694 INFO L130 BoogieDeclarations]: Found specification of procedure zf_get_control [2018-12-01 18:01:02,694 INFO L138 BoogieDeclarations]: Found implementation of procedure zf_get_control [2018-12-01 18:01:02,694 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-01 18:01:02,695 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~C_INT [2018-12-01 18:01:02,695 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~C_INT [2018-12-01 18:01:02,695 INFO L130 BoogieDeclarations]: Found specification of procedure request_region [2018-12-01 18:01:02,695 INFO L138 BoogieDeclarations]: Found implementation of procedure request_region [2018-12-01 18:01:02,695 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2018-12-01 18:01:02,695 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2018-12-01 18:01:02,695 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2018-12-01 18:01:02,695 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_irqsave [2018-12-01 18:01:02,695 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_irqsave [2018-12-01 18:01:02,695 INFO L130 BoogieDeclarations]: Found specification of procedure release_region [2018-12-01 18:01:02,695 INFO L138 BoogieDeclarations]: Found implementation of procedure release_region [2018-12-01 18:01:02,695 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-01 18:01:02,696 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-01 18:01:02,696 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_init [2018-12-01 18:01:02,696 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_init [2018-12-01 18:01:02,696 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2018-12-01 18:01:02,696 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2018-12-01 18:01:02,696 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2 [2018-12-01 18:01:02,696 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2018-12-01 18:01:02,696 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer [2018-12-01 18:01:02,696 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer [2018-12-01 18:01:02,696 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2018-12-01 18:01:02,696 INFO L130 BoogieDeclarations]: Found specification of procedure add_timer [2018-12-01 18:01:02,696 INFO L138 BoogieDeclarations]: Found implementation of procedure add_timer [2018-12-01 18:01:02,697 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8 [2018-12-01 18:01:02,697 INFO L130 BoogieDeclarations]: Found specification of procedure cdev_add [2018-12-01 18:01:02,697 INFO L138 BoogieDeclarations]: Found implementation of procedure cdev_add [2018-12-01 18:01:02,697 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2018-12-01 18:01:02,697 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2 [2018-12-01 18:01:02,697 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2018-12-01 18:01:02,697 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2018-12-01 18:01:02,697 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2018-12-01 18:01:02,697 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2018-12-01 18:01:02,697 INFO L130 BoogieDeclarations]: Found specification of procedure outw [2018-12-01 18:01:02,697 INFO L138 BoogieDeclarations]: Found implementation of procedure outw [2018-12-01 18:01:02,697 INFO L130 BoogieDeclarations]: Found specification of procedure outb [2018-12-01 18:01:02,697 INFO L138 BoogieDeclarations]: Found implementation of procedure outb [2018-12-01 18:01:02,698 INFO L130 BoogieDeclarations]: Found specification of procedure misc_deregister [2018-12-01 18:01:02,698 INFO L138 BoogieDeclarations]: Found implementation of procedure misc_deregister [2018-12-01 18:01:02,698 INFO L130 BoogieDeclarations]: Found specification of procedure assert_context_process [2018-12-01 18:01:02,698 INFO L138 BoogieDeclarations]: Found implementation of procedure assert_context_process [2018-12-01 18:01:02,698 INFO L130 BoogieDeclarations]: Found specification of procedure zf_set_control [2018-12-01 18:01:02,698 INFO L138 BoogieDeclarations]: Found implementation of procedure zf_set_control [2018-12-01 18:01:02,698 INFO L130 BoogieDeclarations]: Found specification of procedure zf_readw [2018-12-01 18:01:02,698 INFO L138 BoogieDeclarations]: Found implementation of procedure zf_readw [2018-12-01 18:01:02,698 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2018-12-01 18:01:02,698 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~C_UINT~X~$Pointer$~TO~C_UINT [2018-12-01 18:01:02,698 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~C_UINT~X~$Pointer$~TO~C_UINT [2018-12-01 18:01:02,698 INFO L130 BoogieDeclarations]: Found specification of procedure zf_ping [2018-12-01 18:01:02,699 INFO L138 BoogieDeclarations]: Found implementation of procedure zf_ping [2018-12-01 18:01:02,699 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2018-12-01 18:01:02,699 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2018-12-01 18:01:02,699 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~C_ULONG~TO~VOID [2018-12-01 18:01:02,699 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~C_ULONG~TO~VOID [2018-12-01 18:01:38,626 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-01 18:01:38,626 INFO L280 CfgBuilder]: Removed 80 assue(true) statements. [2018-12-01 18:01:38,626 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 06:01:38 BoogieIcfgContainer [2018-12-01 18:01:38,627 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-01 18:01:38,627 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2018-12-01 18:01:38,627 INFO L271 PluginConnector]: Initializing CodeCheck... [2018-12-01 18:01:38,633 INFO L276 PluginConnector]: CodeCheck initialized [2018-12-01 18:01:38,633 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 06:01:38" (1/1) ... [2018-12-01 18:01:38,640 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-01 18:01:38,657 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2018-12-01 18:01:38,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 351 states to 249 states and 351 transitions. [2018-12-01 18:01:38,665 INFO L276 IsEmpty]: Start isEmpty. Operand 249 states and 351 transitions. [2018-12-01 18:01:38,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2018-12-01 18:01:38,668 INFO L431 CodeCheckObserver]: Error Path is FOUND. [2018-12-01 18:01:38,695 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) [2018-12-01 18:01:38,697 INFO L168 Benchmark]: Toolchain (without parser) took 37468.42 ms. Allocated memory was 1.0 GB in the beginning and 1.5 GB in the end (delta: 478.7 MB). Free memory was 939.4 MB in the beginning and 1.1 GB in the end (delta: -144.7 MB). Peak memory consumption was 334.0 MB. Max. memory is 11.5 GB. [2018-12-01 18:01:38,698 INFO L168 Benchmark]: CDTParser took 0.13 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. [2018-12-01 18:01:38,698 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1286.51 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 147.3 MB). Free memory was 939.4 MB in the beginning and 918.5 MB in the end (delta: 20.8 MB). Peak memory consumption was 182.6 MB. Max. memory is 11.5 GB. [2018-12-01 18:01:38,698 INFO L168 Benchmark]: Boogie Procedure Inliner took 76.59 ms. Allocated memory is still 1.2 GB. Free memory was 918.5 MB in the beginning and 905.2 MB in the end (delta: 13.3 MB). Peak memory consumption was 13.3 MB. Max. memory is 11.5 GB. [2018-12-01 18:01:38,699 INFO L168 Benchmark]: Boogie Preprocessor took 55.24 ms. Allocated memory is still 1.2 GB. Free memory was 905.2 MB in the beginning and 898.5 MB in the end (delta: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. [2018-12-01 18:01:38,699 INFO L168 Benchmark]: RCFGBuilder took 35978.23 ms. Allocated memory was 1.2 GB in the beginning and 1.5 GB in the end (delta: 331.4 MB). Free memory was 898.5 MB in the beginning and 1.1 GB in the end (delta: -198.4 MB). Peak memory consumption was 423.4 MB. Max. memory is 11.5 GB. [2018-12-01 18:01:38,699 INFO L168 Benchmark]: CodeCheck took 69.44 ms. Allocated memory is still 1.5 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 12.9 MB). Peak memory consumption was 12.9 MB. Max. memory is 11.5 GB. [2018-12-01 18:01:38,701 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 0.13 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 1286.51 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 147.3 MB). Free memory was 939.4 MB in the beginning and 918.5 MB in the end (delta: 20.8 MB). Peak memory consumption was 182.6 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 76.59 ms. Allocated memory is still 1.2 GB. Free memory was 918.5 MB in the beginning and 905.2 MB in the end (delta: 13.3 MB). Peak memory consumption was 13.3 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 55.24 ms. Allocated memory is still 1.2 GB. Free memory was 905.2 MB in the beginning and 898.5 MB in the end (delta: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 35978.23 ms. Allocated memory was 1.2 GB in the beginning and 1.5 GB in the end (delta: 331.4 MB). Free memory was 898.5 MB in the beginning and 1.1 GB in the end (delta: -198.4 MB). Peak memory consumption was 423.4 MB. Max. memory is 11.5 GB. * CodeCheck took 69.44 ms. Allocated memory is still 1.5 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 12.9 MB). Peak memory consumption was 12.9 MB. Max. memory is 11.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...