./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-commit-tester/m0_drivers-hwmon-s3c-hwmon-ko--130_7a--af3071a-1.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 678e0110 Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_c105ca94-3a2c-4c1c-800a-7bc968765634/bin/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_c105ca94-3a2c-4c1c-800a-7bc968765634/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_c105ca94-3a2c-4c1c-800a-7bc968765634/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_c105ca94-3a2c-4c1c-800a-7bc968765634/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-commit-tester/m0_drivers-hwmon-s3c-hwmon-ko--130_7a--af3071a-1.i -s /tmp/vcloud-vcloud-master/worker/run_dir_c105ca94-3a2c-4c1c-800a-7bc968765634/bin/uautomizer/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_c105ca94-3a2c-4c1c-800a-7bc968765634/bin/uautomizer --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 Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 24765bc30bc301b21c2aeb7d9186a0bc9c4413dd ........................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_c105ca94-3a2c-4c1c-800a-7bc968765634/bin/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_c105ca94-3a2c-4c1c-800a-7bc968765634/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_c105ca94-3a2c-4c1c-800a-7bc968765634/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_c105ca94-3a2c-4c1c-800a-7bc968765634/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-commit-tester/m0_drivers-hwmon-s3c-hwmon-ko--130_7a--af3071a-1.i -s /tmp/vcloud-vcloud-master/worker/run_dir_c105ca94-3a2c-4c1c-800a-7bc968765634/bin/uautomizer/config/svcomp-Reach-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_c105ca94-3a2c-4c1c-800a-7bc968765634/bin/uautomizer --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 Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 24765bc30bc301b21c2aeb7d9186a0bc9c4413dd ......................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN: Overapproximated counterexample --- Real Ultimate output --- This is Ultimate 0.1.24-678e011 [2019-11-20 10:12:47,035 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-20 10:12:47,037 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-20 10:12:47,051 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-20 10:12:47,051 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-20 10:12:47,052 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-20 10:12:47,054 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-20 10:12:47,062 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-20 10:12:47,066 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-20 10:12:47,070 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-20 10:12:47,071 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-20 10:12:47,072 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-20 10:12:47,072 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-20 10:12:47,074 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-20 10:12:47,075 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-20 10:12:47,076 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-20 10:12:47,077 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-20 10:12:47,078 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-20 10:12:47,080 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-20 10:12:47,083 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-20 10:12:47,087 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-20 10:12:47,089 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-20 10:12:47,091 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-20 10:12:47,092 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-20 10:12:47,094 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-20 10:12:47,094 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-20 10:12:47,095 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-20 10:12:47,096 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-20 10:12:47,096 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-20 10:12:47,097 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-20 10:12:47,097 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-20 10:12:47,098 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-20 10:12:47,099 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-20 10:12:47,099 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-20 10:12:47,100 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-20 10:12:47,100 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-20 10:12:47,101 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-20 10:12:47,101 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-20 10:12:47,101 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-20 10:12:47,102 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-20 10:12:47,103 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-20 10:12:47,104 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_c105ca94-3a2c-4c1c-800a-7bc968765634/bin/uautomizer/config/svcomp-Reach-64bit-Automizer_Default.epf [2019-11-20 10:12:47,127 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-20 10:12:47,137 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-20 10:12:47,138 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-20 10:12:47,138 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-20 10:12:47,139 INFO L138 SettingsManager]: * Use SBE=true [2019-11-20 10:12:47,139 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-20 10:12:47,139 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-20 10:12:47,139 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-20 10:12:47,139 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-20 10:12:47,140 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-20 10:12:47,140 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-20 10:12:47,140 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-20 10:12:47,140 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-20 10:12:47,140 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-20 10:12:47,141 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-20 10:12:47,141 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-20 10:12:47,141 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-20 10:12:47,141 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-20 10:12:47,142 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-20 10:12:47,143 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-20 10:12:47,143 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-20 10:12:47,143 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-20 10:12:47,143 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-20 10:12:47,144 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-20 10:12:47,144 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-20 10:12:47,144 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-20 10:12:47,144 INFO L138 SettingsManager]: * To the following directory=dump/ 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/run_dir_c105ca94-3a2c-4c1c-800a-7bc968765634/bin/uautomizer 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 -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 24765bc30bc301b21c2aeb7d9186a0bc9c4413dd [2019-11-20 10:12:47,273 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-20 10:12:47,283 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-20 10:12:47,286 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-20 10:12:47,287 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-20 10:12:47,287 INFO L275 PluginConnector]: CDTParser initialized [2019-11-20 10:12:47,288 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_c105ca94-3a2c-4c1c-800a-7bc968765634/bin/uautomizer/../../sv-benchmarks/c/ldv-commit-tester/m0_drivers-hwmon-s3c-hwmon-ko--130_7a--af3071a-1.i [2019-11-20 10:12:47,342 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_c105ca94-3a2c-4c1c-800a-7bc968765634/bin/uautomizer/data/7df83c3c7/bc4bc2f26f8843a095fba5986e4caad0/FLAG020b8fcce [2019-11-20 10:12:47,808 INFO L306 CDTParser]: Found 1 translation units. [2019-11-20 10:12:47,809 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_c105ca94-3a2c-4c1c-800a-7bc968765634/sv-benchmarks/c/ldv-commit-tester/m0_drivers-hwmon-s3c-hwmon-ko--130_7a--af3071a-1.i [2019-11-20 10:12:47,824 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_c105ca94-3a2c-4c1c-800a-7bc968765634/bin/uautomizer/data/7df83c3c7/bc4bc2f26f8843a095fba5986e4caad0/FLAG020b8fcce [2019-11-20 10:12:48,071 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_c105ca94-3a2c-4c1c-800a-7bc968765634/bin/uautomizer/data/7df83c3c7/bc4bc2f26f8843a095fba5986e4caad0 [2019-11-20 10:12:48,073 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-20 10:12:48,074 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-20 10:12:48,075 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-20 10:12:48,075 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-20 10:12:48,081 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-20 10:12:48,082 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 10:12:48" (1/1) ... [2019-11-20 10:12:48,083 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@73d4a428 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:12:48, skipping insertion in model container [2019-11-20 10:12:48,084 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 10:12:48" (1/1) ... [2019-11-20 10:12:48,089 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-20 10:12:48,166 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-20 10:12:48,711 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-20 10:12:48,728 INFO L188 MainTranslator]: Completed pre-run [2019-11-20 10:12:48,839 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-20 10:12:48,893 INFO L192 MainTranslator]: Completed translation [2019-11-20 10:12:48,893 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:12:48 WrapperNode [2019-11-20 10:12:48,893 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-20 10:12:48,894 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-20 10:12:48,894 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-20 10:12:48,894 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-20 10:12:48,901 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:12:48" (1/1) ... [2019-11-20 10:12:48,934 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:12:48" (1/1) ... [2019-11-20 10:12:48,998 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-20 10:12:48,998 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-20 10:12:48,998 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-20 10:12:48,998 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-20 10:12:49,008 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:12:48" (1/1) ... [2019-11-20 10:12:49,008 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:12:48" (1/1) ... [2019-11-20 10:12:49,026 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:12:48" (1/1) ... [2019-11-20 10:12:49,026 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:12:48" (1/1) ... [2019-11-20 10:12:49,077 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:12:48" (1/1) ... [2019-11-20 10:12:49,081 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:12:48" (1/1) ... [2019-11-20 10:12:49,085 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:12:48" (1/1) ... [2019-11-20 10:12:49,105 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-20 10:12:49,106 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-20 10:12:49,106 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-20 10:12:49,106 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-20 10:12:49,107 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:12:48" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_c105ca94-3a2c-4c1c-800a-7bc968765634/bin/uautomizer/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (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:2000 [2019-11-20 10:12:49,184 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-11-20 10:12:49,184 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-20 10:12:49,184 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-11-20 10:12:49,184 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-11-20 10:12:49,184 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-11-20 10:12:49,185 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-11-20 10:12:49,185 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-11-20 10:12:49,185 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-11-20 10:12:49,186 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-11-20 10:12:49,186 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-20 10:12:49,186 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-20 10:12:50,129 INFO L280 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-20 10:12:50,129 INFO L285 CfgBuilder]: Removed 120 assume(true) statements. [2019-11-20 10:12:50,130 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 10:12:50 BoogieIcfgContainer [2019-11-20 10:12:50,131 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-20 10:12:50,131 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-11-20 10:12:50,132 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-11-20 10:12:50,134 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-11-20 10:12:50,134 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.11 10:12:48" (1/3) ... [2019-11-20 10:12:50,135 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1259198 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.11 10:12:50, skipping insertion in model container [2019-11-20 10:12:50,135 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:12:48" (2/3) ... [2019-11-20 10:12:50,135 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1259198 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.11 10:12:50, skipping insertion in model container [2019-11-20 10:12:50,135 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 10:12:50" (3/3) ... [2019-11-20 10:12:50,136 INFO L109 eAbstractionObserver]: Analyzing ICFG m0_drivers-hwmon-s3c-hwmon-ko--130_7a--af3071a-1.i [2019-11-20 10:12:50,145 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-11-20 10:12:50,152 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 2 error locations. [2019-11-20 10:12:50,177 INFO L249 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2019-11-20 10:12:50,196 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-11-20 10:12:50,196 INFO L374 AbstractCegarLoop]: Hoare is true [2019-11-20 10:12:50,196 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-11-20 10:12:50,196 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-20 10:12:50,196 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-20 10:12:50,196 INFO L378 AbstractCegarLoop]: Difference is false [2019-11-20 10:12:50,196 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-20 10:12:50,197 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-11-20 10:12:50,211 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states. [2019-11-20 10:12:50,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2019-11-20 10:12:50,217 INFO L402 BasicCegarLoop]: Found error trace [2019-11-20 10:12:50,218 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-20 10:12:50,218 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-20 10:12:50,223 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 10:12:50,223 INFO L82 PathProgramCache]: Analyzing trace with hash -208718141, now seen corresponding path program 1 times [2019-11-20 10:12:50,230 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 10:12:50,230 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [243084122] [2019-11-20 10:12:50,231 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 10:12:50,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:12:50,799 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 10:12:50,799 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [243084122] [2019-11-20 10:12:50,800 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-20 10:12:50,800 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2019-11-20 10:12:50,801 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1563072556] [2019-11-20 10:12:50,805 INFO L442 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-11-20 10:12:50,805 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-20 10:12:50,817 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-11-20 10:12:50,818 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2019-11-20 10:12:50,820 INFO L87 Difference]: Start difference. First operand 100 states. Second operand 7 states. [2019-11-20 10:12:51,079 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-20 10:12:51,079 INFO L93 Difference]: Finished difference Result 258 states and 327 transitions. [2019-11-20 10:12:51,082 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-11-20 10:12:51,083 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 41 [2019-11-20 10:12:51,083 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-20 10:12:51,095 INFO L225 Difference]: With dead ends: 258 [2019-11-20 10:12:51,095 INFO L226 Difference]: Without dead ends: 149 [2019-11-20 10:12:51,100 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 4 SyntacticMatches, 1 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=39, Invalid=71, Unknown=0, NotChecked=0, Total=110 [2019-11-20 10:12:51,122 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 149 states. [2019-11-20 10:12:51,150 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 149 to 100. [2019-11-20 10:12:51,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 100 states. [2019-11-20 10:12:51,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 100 states and 123 transitions. [2019-11-20 10:12:51,154 INFO L78 Accepts]: Start accepts. Automaton has 100 states and 123 transitions. Word has length 41 [2019-11-20 10:12:51,154 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-20 10:12:51,154 INFO L462 AbstractCegarLoop]: Abstraction has 100 states and 123 transitions. [2019-11-20 10:12:51,154 INFO L463 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-11-20 10:12:51,155 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 123 transitions. [2019-11-20 10:12:51,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2019-11-20 10:12:51,156 INFO L402 BasicCegarLoop]: Found error trace [2019-11-20 10:12:51,156 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-20 10:12:51,157 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-20 10:12:51,157 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 10:12:51,157 INFO L82 PathProgramCache]: Analyzing trace with hash 1177989869, now seen corresponding path program 1 times [2019-11-20 10:12:51,157 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 10:12:51,158 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [688908671] [2019-11-20 10:12:51,158 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 10:12:51,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-20 10:12:51,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-20 10:12:51,514 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-20 10:12:51,515 INFO L475 BasicCegarLoop]: Counterexample might be feasible [2019-11-20 10:12:51,624 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 20.11 10:12:51 BoogieIcfgContainer [2019-11-20 10:12:51,624 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-11-20 10:12:51,625 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-11-20 10:12:51,625 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-11-20 10:12:51,625 INFO L275 PluginConnector]: Witness Printer initialized [2019-11-20 10:12:51,625 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 10:12:50" (3/4) ... [2019-11-20 10:12:51,629 INFO L140 WitnessPrinter]: No result that supports witness generation found [2019-11-20 10:12:51,629 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-11-20 10:12:51,631 INFO L168 Benchmark]: Toolchain (without parser) took 3555.53 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 135.3 MB). Free memory was 944.7 MB in the beginning and 890.2 MB in the end (delta: 54.5 MB). Peak memory consumption was 189.8 MB. Max. memory is 11.5 GB. [2019-11-20 10:12:51,631 INFO L168 Benchmark]: CDTParser took 0.24 ms. Allocated memory is still 1.0 GB. Free memory is still 967.5 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-20 10:12:51,632 INFO L168 Benchmark]: CACSL2BoogieTranslator took 818.25 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 135.3 MB). Free memory was 944.7 MB in the beginning and 1.1 GB in the end (delta: -156.8 MB). Peak memory consumption was 23.9 MB. Max. memory is 11.5 GB. [2019-11-20 10:12:51,632 INFO L168 Benchmark]: Boogie Procedure Inliner took 103.98 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2019-11-20 10:12:51,633 INFO L168 Benchmark]: Boogie Preprocessor took 107.43 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2019-11-20 10:12:51,634 INFO L168 Benchmark]: RCFGBuilder took 1025.04 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 76.1 MB). Peak memory consumption was 76.1 MB. Max. memory is 11.5 GB. [2019-11-20 10:12:51,634 INFO L168 Benchmark]: TraceAbstraction took 1492.83 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 890.2 MB in the end (delta: 124.4 MB). Peak memory consumption was 124.4 MB. Max. memory is 11.5 GB. [2019-11-20 10:12:51,635 INFO L168 Benchmark]: Witness Printer took 4.30 ms. Allocated memory is still 1.2 GB. Free memory is still 890.2 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-20 10:12:51,638 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24 ms. Allocated memory is still 1.0 GB. Free memory is still 967.5 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 818.25 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 135.3 MB). Free memory was 944.7 MB in the beginning and 1.1 GB in the end (delta: -156.8 MB). Peak memory consumption was 23.9 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 103.98 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 107.43 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1025.04 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 76.1 MB). Peak memory consumption was 76.1 MB. Max. memory is 11.5 GB. * TraceAbstraction took 1492.83 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 890.2 MB in the end (delta: 124.4 MB). Peak memory consumption was 124.4 MB. Max. memory is 11.5 GB. * Witness Printer took 4.30 ms. Allocated memory is still 1.2 GB. Free memory is still 890.2 MB. There was no memory consumed. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - UnprovableResult [Line: 1258]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: overapproximation of large string literal at line 1136, overapproximation of bitwiseOr at line 851. Possible FailurePath: [L1136-L1138] static struct platform_driver s3c_hwmon_driver = {& s3c_hwmon_probe, & s3c_hwmon_remove, 0, 0, 0, {"s3c-hwmon", 0, & __this_module, 0, (_Bool)0, 0, 0, 0, 0, 0, 0, 0, 0, 0}, 0}; [L1160] int LDV_IN_INTERRUPT ; [L1303] int ldv_count_1 = 0; [L1304] int ldv_count_2 = 0; [L1312] int ldv_call_dev_attr_of_sensor_device_attribute = 0; VAL [__this_module={4294967299:4294967308}, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=0, s3c_hwmon_driver={7:0}] [L1163] struct platform_device *var_group1 ; [L1164] int res_s3c_hwmon_probe_10 ; [L1165] int ldv_s_s3c_hwmon_driver_platform_driver ; [L1166] int tmp ; [L1167] int tmp___0 ; [L1168] int tmp___1 ; [L1170] ldv_s_s3c_hwmon_driver_platform_driver = 0 [L1171] LDV_IN_INTERRUPT = 1 VAL [__this_module={4294967299:4294967308}, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, s3c_hwmon_driver={7:0}] [L1141] int tmp ; [L1387] return __VERIFIER_nondet_int(); [L1143] tmp = platform_driver_register(& s3c_hwmon_driver) [L1144] return (tmp); VAL [__this_module={4294967299:4294967308}, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, s3c_hwmon_driver={7:0}] [L1174] tmp = s3c_hwmon_init() [L1175] COND FALSE !(tmp != 0) VAL [__this_module={4294967299:4294967308}, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, s3c_hwmon_driver={7:0}] [L1209] tmp___1 = __VERIFIER_nondet_int() [L1210] COND TRUE tmp___1 != 0 || ldv_s_s3c_hwmon_driver_platform_driver != 0 VAL [__this_module={4294967299:4294967308}, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, s3c_hwmon_driver={7:0}] [L1181] tmp___0 = __VERIFIER_nondet_int() [L1183] case 0: VAL [__this_module={4294967299:4294967308}, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, s3c_hwmon_driver={7:0}] [L1184] COND TRUE ldv_s_s3c_hwmon_driver_platform_driver == 0 [L1006] struct s3c_hwmon_pdata *pdata ; [L1007] struct s3c_hwmon *hwmon ; [L1008] int ret ; [L1009] int i ; [L1010] void *tmp ; [L1011] struct lock_class_key __key ; [L1012] long tmp___0 ; [L1013] long tmp___1 ; [L1014] long tmp___2 ; [L1015] long tmp___3 ; [L1016] struct s3c_hwmon_chcfg *cfg ; [L1018] EXPR dev->dev.platform_data [L1018] pdata = (struct s3c_hwmon_pdata *)dev->dev.platform_data [L1019] ret = 0 VAL [__this_module={4294967299:4294967308}, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, s3c_hwmon_driver={7:0}] [L1020] COND FALSE !((unsigned long )pdata == (unsigned long )((struct s3c_hwmon_pdata *)0)) [L849] void *tmp ; [L840] void *tmp___2 ; [L825] COND TRUE __VERIFIER_nondet_int() [L826] void *res = malloc(size); [L1270] return ((unsigned long )ptr > 2012UL); VAL [__this_module={4294967299:4294967308}, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, s3c_hwmon_driver={7:0}] [L828] return res; VAL [__this_module={4294967299:4294967308}, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, s3c_hwmon_driver={7:0}] [L835] return ldv_malloc(size); [L842] tmp___2 = __kmalloc(size, flags) [L843] return (tmp___2); VAL [__this_module={4294967299:4294967308}, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, s3c_hwmon_driver={7:0}] [L851] tmp = kmalloc(size, flags | 32768U) [L852] return (tmp); VAL [__this_module={4294967299:4294967308}, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, s3c_hwmon_driver={7:0}] [L1025] tmp = kzalloc(800U, 208U) [L1026] hwmon = (struct s3c_hwmon *)tmp VAL [__this_module={4294967299:4294967308}, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, s3c_hwmon_driver={7:0}] [L1027] COND FALSE !((unsigned long )hwmon == (unsigned long )((struct s3c_hwmon *)0)) [L1405] return __VERIFIER_nondet_pointer(); [L1398] return (struct s3c_adc_client *)external_alloc(); [L1034] hwmon->client = s3c_adc_register(dev, 0, 0, 0U) [L1035] EXPR hwmon->client [L1232] long tmp ; [L1270] return ((unsigned long )ptr > 2012UL); VAL [__this_module={4294967299:4294967308}, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, s3c_hwmon_driver={7:0}] [L1234] tmp = ldv_is_err(ptr) [L1235] return (tmp); VAL [__this_module={4294967299:4294967308}, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, s3c_hwmon_driver={7:0}] [L1035] tmp___1 = IS_ERR((void const *)hwmon->client) [L1036] COND FALSE !(tmp___1 != 0L) [L901] return (0); VAL [__this_module={4294967299:4294967308}, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, s3c_hwmon_driver={7:0}] [L1043] ret = s3c_hwmon_add_raw(& dev->dev) [L1044] COND FALSE !(ret != 0) [L1405] return __VERIFIER_nondet_pointer(); [L1361] return (struct device *)external_alloc(); [L1048] hwmon->hwmon_dev = hwmon_device_register(& dev->dev) [L1049] EXPR hwmon->hwmon_dev [L1232] long tmp ; [L1270] return ((unsigned long )ptr > 2012UL); VAL [__this_module={4294967299:4294967308}, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, s3c_hwmon_driver={7:0}] [L1234] tmp = ldv_is_err(ptr) [L1235] return (tmp); VAL [__this_module={4294967299:4294967308}, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, s3c_hwmon_driver={7:0}] [L1049] tmp___3 = IS_ERR((void const *)hwmon->hwmon_dev) [L1050] COND FALSE !(tmp___3 != 0L) [L1057] i = 0 VAL [__this_module={4294967299:4294967308}, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, s3c_hwmon_driver={7:0}] [L1096] COND TRUE (unsigned int )i <= 7U VAL [__this_module={4294967299:4294967308}, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, s3c_hwmon_driver={7:0}] [L1060] EXPR pdata->in[i] [L1060] cfg = pdata->in[i] [L1061] COND FALSE !((unsigned long )cfg == (unsigned long )((struct s3c_hwmon_chcfg *)0)) [L1065] EXPR cfg->mult VAL [__this_module={4294967299:4294967308}, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, s3c_hwmon_driver={7:0}] [L1065] COND TRUE cfg->mult > 65535U [L1070] EXPR cfg->div VAL [__this_module={4294967299:4294967308}, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, s3c_hwmon_driver={7:0}] [L1070] COND FALSE !(cfg->div == 0U) [L1075] pdata->in[i] [L963] struct sensor_device_attribute *attr ; [L964] int ret ; [L967] attr = & attrs->in [L968] attr->index = channel [L969] attr->dev_attr.attr.name = (char const *)(& attrs->in_name) [L970] attr->dev_attr.attr.mode = 292U [L971] attr->dev_attr.show = & s3c_hwmon_ch_show [L1240] int tmp ; [L1316] COND TRUE ldv_call_dev_attr_of_sensor_device_attribute == 0 [L1317] ldv_count_2 = ldv_count_2 + 1 [L1318] ldv_call_dev_attr_of_sensor_device_attribute = 1 VAL [__this_module={4294967299:4294967308}, ldv_call_dev_attr_of_sensor_device_attribute=1, ldv_count_1=0, ldv_count_2=1, LDV_IN_INTERRUPT=1, s3c_hwmon_driver={7:0}] [L1319] COND FALSE !(ldv_count_1 >= ldv_count_2) VAL [__this_module={4294967299:4294967308}, ldv_call_dev_attr_of_sensor_device_attribute=1, ldv_count_1=0, ldv_count_2=1, LDV_IN_INTERRUPT=1, s3c_hwmon_driver={7:0}] [L1258] __VERIFIER_error() VAL [__this_module={4294967299:4294967308}, ldv_call_dev_attr_of_sensor_device_attribute=1, ldv_count_1=0, ldv_count_2=1, LDV_IN_INTERRUPT=1, s3c_hwmon_driver={7:0}] - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 100 locations, 2 error locations. Result: UNSAFE, OverallTime: 1.4s, OverallIterations: 2, TraceHistogramMax: 1, AutomataDifference: 0.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, HoareTripleCheckerStatistics: 158 SDtfs, 342 SDslu, 629 SDs, 0 SdLazy, 42 SolverSat, 0 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 14 GetRequests, 4 SyntacticMatches, 1 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=100occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 49 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.3s InterpolantComputationTime, 83 NumberOfCodeBlocks, 83 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 40 ConstructedInterpolants, 0 QuantifiedInterpolants, 2800 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-678e011 [2019-11-20 10:12:53,526 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-20 10:12:53,527 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-20 10:12:53,536 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-20 10:12:53,537 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-20 10:12:53,538 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-20 10:12:53,540 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-20 10:12:53,542 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-20 10:12:53,544 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-20 10:12:53,545 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-20 10:12:53,545 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-20 10:12:53,547 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-20 10:12:53,547 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-20 10:12:53,548 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-20 10:12:53,549 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-20 10:12:53,550 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-20 10:12:53,551 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-20 10:12:53,552 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-20 10:12:53,556 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-20 10:12:53,558 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-20 10:12:53,560 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-20 10:12:53,561 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-20 10:12:53,562 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-20 10:12:53,563 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-20 10:12:53,572 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-20 10:12:53,573 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-20 10:12:53,573 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-20 10:12:53,574 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-20 10:12:53,574 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-20 10:12:53,575 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-20 10:12:53,576 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-20 10:12:53,576 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-20 10:12:53,577 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-20 10:12:53,578 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-20 10:12:53,579 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-20 10:12:53,579 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-20 10:12:53,579 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-20 10:12:53,580 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-20 10:12:53,580 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-20 10:12:53,581 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-20 10:12:53,581 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-20 10:12:53,582 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_c105ca94-3a2c-4c1c-800a-7bc968765634/bin/uautomizer/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2019-11-20 10:12:53,595 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-20 10:12:53,595 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-20 10:12:53,596 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-20 10:12:53,597 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-20 10:12:53,597 INFO L138 SettingsManager]: * Use SBE=true [2019-11-20 10:12:53,597 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-20 10:12:53,597 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-20 10:12:53,597 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-20 10:12:53,598 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-20 10:12:53,598 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-20 10:12:53,598 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-20 10:12:53,598 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-20 10:12:53,599 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-20 10:12:53,599 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-20 10:12:53,599 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-20 10:12:53,599 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-20 10:12:53,599 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-20 10:12:53,600 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-20 10:12:53,600 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-20 10:12:53,600 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-20 10:12:53,600 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-20 10:12:53,601 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-20 10:12:53,601 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-20 10:12:53,601 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-20 10:12:53,601 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-20 10:12:53,601 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-20 10:12:53,602 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-20 10:12:53,602 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2019-11-20 10:12:53,602 INFO L138 SettingsManager]: * To the following directory=dump/ 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/run_dir_c105ca94-3a2c-4c1c-800a-7bc968765634/bin/uautomizer 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 -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 24765bc30bc301b21c2aeb7d9186a0bc9c4413dd [2019-11-20 10:12:53,853 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-20 10:12:53,862 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-20 10:12:53,866 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-20 10:12:53,867 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-20 10:12:53,868 INFO L275 PluginConnector]: CDTParser initialized [2019-11-20 10:12:53,868 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_c105ca94-3a2c-4c1c-800a-7bc968765634/bin/uautomizer/../../sv-benchmarks/c/ldv-commit-tester/m0_drivers-hwmon-s3c-hwmon-ko--130_7a--af3071a-1.i [2019-11-20 10:12:53,924 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_c105ca94-3a2c-4c1c-800a-7bc968765634/bin/uautomizer/data/5abeebc49/1769ba48cf87445189b3507cf1707716/FLAG7fd04aaac [2019-11-20 10:12:54,410 INFO L306 CDTParser]: Found 1 translation units. [2019-11-20 10:12:54,413 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_c105ca94-3a2c-4c1c-800a-7bc968765634/sv-benchmarks/c/ldv-commit-tester/m0_drivers-hwmon-s3c-hwmon-ko--130_7a--af3071a-1.i [2019-11-20 10:12:54,429 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_c105ca94-3a2c-4c1c-800a-7bc968765634/bin/uautomizer/data/5abeebc49/1769ba48cf87445189b3507cf1707716/FLAG7fd04aaac [2019-11-20 10:12:54,894 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_c105ca94-3a2c-4c1c-800a-7bc968765634/bin/uautomizer/data/5abeebc49/1769ba48cf87445189b3507cf1707716 [2019-11-20 10:12:54,896 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-20 10:12:54,897 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-20 10:12:54,899 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-20 10:12:54,899 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-20 10:12:54,902 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-20 10:12:54,903 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 10:12:54" (1/1) ... [2019-11-20 10:12:54,905 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@733c75d6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:12:54, skipping insertion in model container [2019-11-20 10:12:54,906 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 10:12:54" (1/1) ... [2019-11-20 10:12:54,913 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-20 10:12:54,980 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-20 10:12:55,551 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-20 10:12:55,575 INFO L188 MainTranslator]: Completed pre-run [2019-11-20 10:12:55,716 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-20 10:12:55,767 INFO L192 MainTranslator]: Completed translation [2019-11-20 10:12:55,767 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:12:55 WrapperNode [2019-11-20 10:12:55,768 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-20 10:12:55,769 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-20 10:12:55,769 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-20 10:12:55,769 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-20 10:12:55,777 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:12:55" (1/1) ... [2019-11-20 10:12:55,817 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:12:55" (1/1) ... [2019-11-20 10:12:55,867 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-20 10:12:55,869 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-20 10:12:55,869 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-20 10:12:55,869 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-20 10:12:55,878 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:12:55" (1/1) ... [2019-11-20 10:12:55,878 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:12:55" (1/1) ... [2019-11-20 10:12:55,886 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:12:55" (1/1) ... [2019-11-20 10:12:55,886 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:12:55" (1/1) ... [2019-11-20 10:12:55,908 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:12:55" (1/1) ... [2019-11-20 10:12:55,912 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:12:55" (1/1) ... [2019-11-20 10:12:55,917 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:12:55" (1/1) ... [2019-11-20 10:12:55,925 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-20 10:12:55,925 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-20 10:12:55,925 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-20 10:12:55,926 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-20 10:12:55,926 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:12:55" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_c105ca94-3a2c-4c1c-800a-7bc968765634/bin/uautomizer/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (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:2000 [2019-11-20 10:12:55,983 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-11-20 10:12:55,983 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-20 10:12:55,983 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2019-11-20 10:12:55,983 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-11-20 10:12:55,984 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-11-20 10:12:55,984 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2019-11-20 10:12:55,984 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-11-20 10:12:55,984 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2019-11-20 10:12:55,984 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-11-20 10:12:55,985 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-20 10:12:55,985 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-20 10:12:57,724 INFO L280 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-20 10:12:57,724 INFO L285 CfgBuilder]: Removed 120 assume(true) statements. [2019-11-20 10:12:57,725 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 10:12:57 BoogieIcfgContainer [2019-11-20 10:12:57,725 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-20 10:12:57,726 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-11-20 10:12:57,727 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-11-20 10:12:57,729 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-11-20 10:12:57,729 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.11 10:12:54" (1/3) ... [2019-11-20 10:12:57,730 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4d222569 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.11 10:12:57, skipping insertion in model container [2019-11-20 10:12:57,730 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:12:55" (2/3) ... [2019-11-20 10:12:57,731 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4d222569 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.11 10:12:57, skipping insertion in model container [2019-11-20 10:12:57,731 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 10:12:57" (3/3) ... [2019-11-20 10:12:57,732 INFO L109 eAbstractionObserver]: Analyzing ICFG m0_drivers-hwmon-s3c-hwmon-ko--130_7a--af3071a-1.i [2019-11-20 10:12:57,741 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-11-20 10:12:57,747 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 2 error locations. [2019-11-20 10:12:57,757 INFO L249 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2019-11-20 10:12:57,778 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-11-20 10:12:57,778 INFO L374 AbstractCegarLoop]: Hoare is true [2019-11-20 10:12:57,779 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-11-20 10:12:57,779 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-20 10:12:57,779 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-20 10:12:57,779 INFO L378 AbstractCegarLoop]: Difference is false [2019-11-20 10:12:57,780 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-20 10:12:57,780 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-11-20 10:12:57,798 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states. [2019-11-20 10:12:57,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2019-11-20 10:12:57,807 INFO L402 BasicCegarLoop]: Found error trace [2019-11-20 10:12:57,808 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-20 10:12:57,809 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-20 10:12:57,813 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 10:12:57,814 INFO L82 PathProgramCache]: Analyzing trace with hash -208718141, now seen corresponding path program 1 times [2019-11-20 10:12:57,825 INFO L163 FreeRefinementEngine]: Executing refinement strategy WOLF [2019-11-20 10:12:57,825 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleCvc4 [148533157] [2019-11-20 10:12:57,825 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_c105ca94-3a2c-4c1c-800a-7bc968765634/bin/uautomizer/cvc4 Starting monitored process 2 with cvc4 --incremental --print-success --lang smt --rewrite-divk (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with cvc4 --incremental --print-success --lang smt --rewrite-divk [2019-11-20 10:12:58,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 10:12:58,171 INFO L255 TraceCheckSpWp]: Trace formula consists of 341 conjuncts, 17 conjunts are in the unsatisfiable core [2019-11-20 10:12:58,179 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 10:12:58,310 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 10:12:58,312 INFO L320 TraceCheckSpWp]: Computing backward predicates... [2019-11-20 10:12:58,580 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 10:12:58,585 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [148533157] [2019-11-20 10:12:58,586 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-11-20 10:12:58,586 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7, 7] imperfect sequences [] total 12 [2019-11-20 10:12:58,587 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1390911046] [2019-11-20 10:12:58,593 INFO L442 AbstractCegarLoop]: Interpolant automaton has 12 states [2019-11-20 10:12:58,593 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2019-11-20 10:12:58,605 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2019-11-20 10:12:58,607 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=106, Unknown=0, NotChecked=0, Total=132 [2019-11-20 10:12:58,609 INFO L87 Difference]: Start difference. First operand 100 states. Second operand 12 states. [2019-11-20 10:12:59,539 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-20 10:12:59,540 INFO L93 Difference]: Finished difference Result 287 states and 363 transitions. [2019-11-20 10:12:59,542 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-11-20 10:12:59,543 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 41 [2019-11-20 10:12:59,543 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-20 10:12:59,559 INFO L225 Difference]: With dead ends: 287 [2019-11-20 10:12:59,559 INFO L226 Difference]: Without dead ends: 173 [2019-11-20 10:12:59,564 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 86 GetRequests, 72 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=68, Invalid=172, Unknown=0, NotChecked=0, Total=240 [2019-11-20 10:12:59,582 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 173 states. [2019-11-20 10:12:59,604 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 173 to 100. [2019-11-20 10:12:59,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 100 states. [2019-11-20 10:12:59,607 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 100 states and 123 transitions. [2019-11-20 10:12:59,608 INFO L78 Accepts]: Start accepts. Automaton has 100 states and 123 transitions. Word has length 41 [2019-11-20 10:12:59,608 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-20 10:12:59,609 INFO L462 AbstractCegarLoop]: Abstraction has 100 states and 123 transitions. [2019-11-20 10:12:59,609 INFO L463 AbstractCegarLoop]: Interpolant automaton has 12 states. [2019-11-20 10:12:59,609 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 123 transitions. [2019-11-20 10:12:59,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2019-11-20 10:12:59,611 INFO L402 BasicCegarLoop]: Found error trace [2019-11-20 10:12:59,611 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-20 10:12:59,814 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 cvc4 --incremental --print-success --lang smt --rewrite-divk [2019-11-20 10:12:59,814 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-20 10:12:59,814 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 10:12:59,815 INFO L82 PathProgramCache]: Analyzing trace with hash 1177989869, now seen corresponding path program 1 times [2019-11-20 10:12:59,815 INFO L163 FreeRefinementEngine]: Executing refinement strategy WOLF [2019-11-20 10:12:59,815 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleCvc4 [1518540622] [2019-11-20 10:12:59,816 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_c105ca94-3a2c-4c1c-800a-7bc968765634/bin/uautomizer/cvc4 Starting monitored process 3 with cvc4 --incremental --print-success --lang smt --rewrite-divk (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with cvc4 --incremental --print-success --lang smt --rewrite-divk [2019-11-20 10:13:31,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-20 10:14:05,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-20 10:14:05,496 INFO L174 FreeRefinementEngine]: Strategy WOLF found a feasible trace [2019-11-20 10:14:05,496 INFO L475 BasicCegarLoop]: Counterexample might be feasible [2019-11-20 10:14:05,730 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 cvc4 --incremental --print-success --lang smt --rewrite-divk [2019-11-20 10:14:05,944 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 20.11 10:14:05 BoogieIcfgContainer [2019-11-20 10:14:05,944 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-11-20 10:14:05,945 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-11-20 10:14:05,945 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-11-20 10:14:05,945 INFO L275 PluginConnector]: Witness Printer initialized [2019-11-20 10:14:05,945 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 10:12:57" (3/4) ... [2019-11-20 10:14:05,948 INFO L140 WitnessPrinter]: No result that supports witness generation found [2019-11-20 10:14:05,948 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-11-20 10:14:05,951 INFO L168 Benchmark]: Toolchain (without parser) took 71052.41 ms. Allocated memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: 226.0 MB). Free memory was 956.4 MB in the beginning and 1.2 GB in the end (delta: -246.5 MB). There was no memory consumed. Max. memory is 11.5 GB. [2019-11-20 10:14:05,951 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 1.0 GB. Free memory is still 987.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-20 10:14:05,952 INFO L168 Benchmark]: CACSL2BoogieTranslator took 869.19 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 155.7 MB). Free memory was 956.4 MB in the beginning and 1.1 GB in the end (delta: -159.7 MB). Peak memory consumption was 27.7 MB. Max. memory is 11.5 GB. [2019-11-20 10:14:05,953 INFO L168 Benchmark]: Boogie Procedure Inliner took 100.27 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-20 10:14:05,953 INFO L168 Benchmark]: Boogie Preprocessor took 55.92 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.6 MB). Peak memory consumption was 6.6 MB. Max. memory is 11.5 GB. [2019-11-20 10:14:05,954 INFO L168 Benchmark]: RCFGBuilder took 1800.19 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 78.1 MB). Peak memory consumption was 78.1 MB. Max. memory is 11.5 GB. [2019-11-20 10:14:05,955 INFO L168 Benchmark]: TraceAbstraction took 68217.81 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 70.3 MB). Free memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: -171.5 MB). Peak memory consumption was 218.3 MB. Max. memory is 11.5 GB. [2019-11-20 10:14:05,956 INFO L168 Benchmark]: Witness Printer took 3.95 ms. Allocated memory is still 1.3 GB. Free memory is still 1.2 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-20 10:14:05,963 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 ms. Allocated memory is still 1.0 GB. Free memory is still 987.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 869.19 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 155.7 MB). Free memory was 956.4 MB in the beginning and 1.1 GB in the end (delta: -159.7 MB). Peak memory consumption was 27.7 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 100.27 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 55.92 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.6 MB). Peak memory consumption was 6.6 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1800.19 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 78.1 MB). Peak memory consumption was 78.1 MB. Max. memory is 11.5 GB. * TraceAbstraction took 68217.81 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 70.3 MB). Free memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: -171.5 MB). Peak memory consumption was 218.3 MB. Max. memory is 11.5 GB. * Witness Printer took 3.95 ms. Allocated memory is still 1.3 GB. Free memory is still 1.2 GB. There was no memory consumed. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - UnprovableResult [Line: 1258]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: overapproximation of large string literal at line 1136. Possible FailurePath: [L1136-L1138] static struct platform_driver s3c_hwmon_driver = {& s3c_hwmon_probe, & s3c_hwmon_remove, 0, 0, 0, {"s3c-hwmon", 0, & __this_module, 0, (_Bool)0, 0, 0, 0, 0, 0, 0, 0, 0, 0}, 0}; [L1160] int LDV_IN_INTERRUPT ; [L1303] int ldv_count_1 = 0; [L1304] int ldv_count_2 = 0; [L1312] int ldv_call_dev_attr_of_sensor_device_attribute = 0; VAL [__this_module={0:0}, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=0, s3c_hwmon_driver={939515910:0}] [L1163] struct platform_device *var_group1 ; [L1164] int res_s3c_hwmon_probe_10 ; [L1165] int ldv_s_s3c_hwmon_driver_platform_driver ; [L1166] int tmp ; [L1167] int tmp___0 ; [L1168] int tmp___1 ; [L1170] ldv_s_s3c_hwmon_driver_platform_driver = 0 [L1171] LDV_IN_INTERRUPT = 1 VAL [__this_module={0:0}, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, s3c_hwmon_driver={939515910:0}] [L1141] int tmp ; [L1387] return __VERIFIER_nondet_int(); [L1143] tmp = platform_driver_register(& s3c_hwmon_driver) [L1144] return (tmp); VAL [__this_module={0:0}, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, s3c_hwmon_driver={939515910:0}] [L1174] tmp = s3c_hwmon_init() [L1175] COND FALSE !(tmp != 0) VAL [__this_module={0:0}, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, s3c_hwmon_driver={939515910:0}] [L1209] tmp___1 = __VERIFIER_nondet_int() [L1210] COND TRUE tmp___1 != 0 || ldv_s_s3c_hwmon_driver_platform_driver != 0 VAL [__this_module={0:0}, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, s3c_hwmon_driver={939515910:0}] [L1181] tmp___0 = __VERIFIER_nondet_int() [L1183] case 0: VAL [__this_module={0:0}, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, s3c_hwmon_driver={939515910:0}] [L1184] COND TRUE ldv_s_s3c_hwmon_driver_platform_driver == 0 [L1006] struct s3c_hwmon_pdata *pdata ; [L1007] struct s3c_hwmon *hwmon ; [L1008] int ret ; [L1009] int i ; [L1010] void *tmp ; [L1011] struct lock_class_key __key ; [L1012] long tmp___0 ; [L1013] long tmp___1 ; [L1014] long tmp___2 ; [L1015] long tmp___3 ; [L1016] struct s3c_hwmon_chcfg *cfg ; [L1018] EXPR dev->dev.platform_data [L1018] pdata = (struct s3c_hwmon_pdata *)dev->dev.platform_data [L1019] ret = 0 VAL [__this_module={0:0}, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, s3c_hwmon_driver={939515910:0}] [L1020] COND FALSE !((unsigned long )pdata == (unsigned long )((struct s3c_hwmon_pdata *)0)) [L849] void *tmp ; [L840] void *tmp___2 ; [L825] COND TRUE __VERIFIER_nondet_int() [L826] void *res = malloc(size); [L1270] return ((unsigned long )ptr > 2012UL); VAL [__this_module={0:0}, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, s3c_hwmon_driver={939515910:0}] [L828] return res; VAL [__this_module={0:0}, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, s3c_hwmon_driver={939515910:0}] [L835] return ldv_malloc(size); [L842] tmp___2 = __kmalloc(size, flags) [L843] return (tmp___2); VAL [__this_module={0:0}, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, s3c_hwmon_driver={939515910:0}] [L851] tmp = kmalloc(size, flags | 32768U) [L852] return (tmp); VAL [__this_module={0:0}, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, s3c_hwmon_driver={939515910:0}] [L1025] tmp = kzalloc(800U, 208U) [L1026] hwmon = (struct s3c_hwmon *)tmp VAL [__this_module={0:0}, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, s3c_hwmon_driver={939515910:0}] [L1027] COND FALSE !((unsigned long )hwmon == (unsigned long )((struct s3c_hwmon *)0)) [L1405] return __VERIFIER_nondet_pointer(); [L1398] return (struct s3c_adc_client *)external_alloc(); [L1034] hwmon->client = s3c_adc_register(dev, 0, 0, 0U) [L1035] EXPR hwmon->client [L1232] long tmp ; [L1270] return ((unsigned long )ptr > 2012UL); VAL [__this_module={0:0}, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, s3c_hwmon_driver={939515910:0}] [L1234] tmp = ldv_is_err(ptr) [L1235] return (tmp); VAL [__this_module={0:0}, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, s3c_hwmon_driver={939515910:0}] [L1035] tmp___1 = IS_ERR((void const *)hwmon->client) [L1036] COND FALSE !(tmp___1 != 0L) [L901] return (0); VAL [__this_module={0:0}, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, s3c_hwmon_driver={939515910:0}] [L1043] ret = s3c_hwmon_add_raw(& dev->dev) [L1044] COND FALSE !(ret != 0) [L1405] return __VERIFIER_nondet_pointer(); [L1361] return (struct device *)external_alloc(); [L1048] hwmon->hwmon_dev = hwmon_device_register(& dev->dev) [L1049] EXPR hwmon->hwmon_dev [L1232] long tmp ; [L1270] return ((unsigned long )ptr > 2012UL); VAL [__this_module={0:0}, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, s3c_hwmon_driver={939515910:0}] [L1234] tmp = ldv_is_err(ptr) [L1235] return (tmp); VAL [__this_module={0:0}, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, s3c_hwmon_driver={939515910:0}] [L1049] tmp___3 = IS_ERR((void const *)hwmon->hwmon_dev) [L1050] COND FALSE !(tmp___3 != 0L) [L1057] i = 0 VAL [__this_module={0:0}, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, s3c_hwmon_driver={939515910:0}] [L1096] COND TRUE (unsigned int )i <= 7U VAL [__this_module={0:0}, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, s3c_hwmon_driver={939515910:0}] [L1060] EXPR pdata->in[i] [L1060] cfg = pdata->in[i] [L1061] COND FALSE !((unsigned long )cfg == (unsigned long )((struct s3c_hwmon_chcfg *)0)) [L1065] EXPR cfg->mult VAL [__this_module={0:0}, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, s3c_hwmon_driver={939515910:0}] [L1065] COND TRUE cfg->mult > 65535U [L1070] EXPR cfg->div VAL [__this_module={0:0}, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, s3c_hwmon_driver={939515910:0}] [L1070] COND FALSE !(cfg->div == 0U) [L1075] pdata->in[i] [L963] struct sensor_device_attribute *attr ; [L964] int ret ; [L967] attr = & attrs->in [L968] attr->index = channel [L969] attr->dev_attr.attr.name = (char const *)(& attrs->in_name) [L970] attr->dev_attr.attr.mode = 292U [L971] attr->dev_attr.show = & s3c_hwmon_ch_show [L1240] int tmp ; [L1316] COND TRUE ldv_call_dev_attr_of_sensor_device_attribute == 0 [L1317] ldv_count_2 = ldv_count_2 + 1 [L1318] ldv_call_dev_attr_of_sensor_device_attribute = 1 VAL [__this_module={0:0}, ldv_call_dev_attr_of_sensor_device_attribute=1, ldv_count_1=0, ldv_count_2=1, LDV_IN_INTERRUPT=1, s3c_hwmon_driver={939515910:0}] [L1319] COND FALSE !(ldv_count_1 >= ldv_count_2) VAL [__this_module={0:0}, ldv_call_dev_attr_of_sensor_device_attribute=1, ldv_count_1=0, ldv_count_2=1, LDV_IN_INTERRUPT=1, s3c_hwmon_driver={939515910:0}] [L1258] __VERIFIER_error() VAL [__this_module={0:0}, ldv_call_dev_attr_of_sensor_device_attribute=1, ldv_count_1=0, ldv_count_2=1, LDV_IN_INTERRUPT=1, s3c_hwmon_driver={939515910:0}] - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 100 locations, 2 error locations. Result: UNSAFE, OverallTime: 68.1s, OverallIterations: 2, TraceHistogramMax: 1, AutomataDifference: 0.9s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, HoareTripleCheckerStatistics: 158 SDtfs, 528 SDslu, 1268 SDs, 0 SdLazy, 67 SolverSat, 1 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.6s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 86 GetRequests, 72 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=100occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 73 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 31.6s SatisfiabilityAnalysisTime, 0.4s InterpolantComputationTime, 83 NumberOfCodeBlocks, 83 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 80 ConstructedInterpolants, 0 QuantifiedInterpolants, 5600 SizeOfPredicates, 16 NumberOfNonLiveVariables, 341 ConjunctsInSsa, 17 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...