./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 7b2dab56 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46f28c3d-ffa7-448e-866e-125e9d2b25c7/bin/uautomizer-Z5i5R5N3CC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46f28c3d-ffa7-448e-866e-125e9d2b25c7/bin/uautomizer-Z5i5R5N3CC/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46f28c3d-ffa7-448e-866e-125e9d2b25c7/bin/uautomizer-Z5i5R5N3CC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46f28c3d-ffa7-448e-866e-125e9d2b25c7/bin/uautomizer-Z5i5R5N3CC/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-commit-tester/m0_drivers-hwmon-s3c-hwmon-ko--130_7a--af3071a-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46f28c3d-ffa7-448e-866e-125e9d2b25c7/bin/uautomizer-Z5i5R5N3CC/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46f28c3d-ffa7-448e-866e-125e9d2b25c7/bin/uautomizer-Z5i5R5N3CC --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash e2bb9121a824ee08a95a1963cd28cc1845ba58cb ............................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46f28c3d-ffa7-448e-866e-125e9d2b25c7/bin/uautomizer-Z5i5R5N3CC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46f28c3d-ffa7-448e-866e-125e9d2b25c7/bin/uautomizer-Z5i5R5N3CC/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46f28c3d-ffa7-448e-866e-125e9d2b25c7/bin/uautomizer-Z5i5R5N3CC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46f28c3d-ffa7-448e-866e-125e9d2b25c7/bin/uautomizer-Z5i5R5N3CC/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-commit-tester/m0_drivers-hwmon-s3c-hwmon-ko--130_7a--af3071a-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46f28c3d-ffa7-448e-866e-125e9d2b25c7/bin/uautomizer-Z5i5R5N3CC/config/svcomp-Reach-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46f28c3d-ffa7-448e-866e-125e9d2b25c7/bin/uautomizer-Z5i5R5N3CC --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash e2bb9121a824ee08a95a1963cd28cc1845ba58cb ....................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN: Overapproximated counterexample --- Real Ultimate output --- This is Ultimate 0.2.0-7b2dab5 [2021-10-11 00:29:16,486 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-11 00:29:16,489 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-11 00:29:16,525 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-11 00:29:16,526 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-11 00:29:16,527 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-11 00:29:16,529 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-11 00:29:16,532 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-11 00:29:16,535 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-11 00:29:16,536 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-11 00:29:16,537 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-11 00:29:16,539 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-11 00:29:16,540 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-11 00:29:16,541 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-11 00:29:16,542 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-11 00:29:16,544 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-11 00:29:16,545 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-11 00:29:16,546 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-11 00:29:16,549 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-11 00:29:16,551 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-11 00:29:16,554 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-11 00:29:16,555 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-11 00:29:16,557 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-11 00:29:16,558 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-11 00:29:16,562 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-11 00:29:16,563 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-11 00:29:16,563 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-11 00:29:16,565 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-11 00:29:16,565 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-11 00:29:16,567 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-11 00:29:16,567 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-11 00:29:16,568 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-11 00:29:16,569 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-11 00:29:16,571 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-11 00:29:16,573 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-11 00:29:16,574 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-11 00:29:16,576 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-11 00:29:16,576 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-11 00:29:16,577 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-11 00:29:16,578 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-11 00:29:16,579 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-11 00:29:16,580 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46f28c3d-ffa7-448e-866e-125e9d2b25c7/bin/uautomizer-Z5i5R5N3CC/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-10-11 00:29:16,626 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-11 00:29:16,628 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-11 00:29:16,630 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-11 00:29:16,631 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-11 00:29:16,631 INFO L138 SettingsManager]: * Use SBE=true [2021-10-11 00:29:16,631 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-11 00:29:16,631 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-11 00:29:16,632 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-11 00:29:16,632 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-11 00:29:16,638 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-11 00:29:16,638 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-11 00:29:16,638 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-11 00:29:16,638 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-11 00:29:16,639 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-11 00:29:16,639 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-11 00:29:16,639 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-11 00:29:16,639 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-11 00:29:16,639 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-11 00:29:16,639 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-11 00:29:16,639 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-11 00:29:16,640 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-11 00:29:16,640 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-11 00:29:16,640 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-11 00:29:16,640 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-11 00:29:16,640 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-11 00:29:16,640 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46f28c3d-ffa7-448e-866e-125e9d2b25c7/bin/uautomizer-Z5i5R5N3CC/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46f28c3d-ffa7-448e-866e-125e9d2b25c7/bin/uautomizer-Z5i5R5N3CC Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e2bb9121a824ee08a95a1963cd28cc1845ba58cb [2021-10-11 00:29:16,913 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-11 00:29:16,945 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-11 00:29:16,948 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-11 00:29:16,949 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-11 00:29:16,950 INFO L275 PluginConnector]: CDTParser initialized [2021-10-11 00:29:16,951 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46f28c3d-ffa7-448e-866e-125e9d2b25c7/bin/uautomizer-Z5i5R5N3CC/../../sv-benchmarks/c/ldv-commit-tester/m0_drivers-hwmon-s3c-hwmon-ko--130_7a--af3071a-1.i [2021-10-11 00:29:17,019 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46f28c3d-ffa7-448e-866e-125e9d2b25c7/bin/uautomizer-Z5i5R5N3CC/data/739a61464/36620b89e49841eaa7aca8b339d9f4a2/FLAG65cb55363 [2021-10-11 00:29:17,626 INFO L306 CDTParser]: Found 1 translation units. [2021-10-11 00:29:17,626 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46f28c3d-ffa7-448e-866e-125e9d2b25c7/sv-benchmarks/c/ldv-commit-tester/m0_drivers-hwmon-s3c-hwmon-ko--130_7a--af3071a-1.i [2021-10-11 00:29:17,647 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46f28c3d-ffa7-448e-866e-125e9d2b25c7/bin/uautomizer-Z5i5R5N3CC/data/739a61464/36620b89e49841eaa7aca8b339d9f4a2/FLAG65cb55363 [2021-10-11 00:29:17,891 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46f28c3d-ffa7-448e-866e-125e9d2b25c7/bin/uautomizer-Z5i5R5N3CC/data/739a61464/36620b89e49841eaa7aca8b339d9f4a2 [2021-10-11 00:29:17,894 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-11 00:29:17,897 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-11 00:29:17,900 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-11 00:29:17,900 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-11 00:29:17,903 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-11 00:29:17,904 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 12:29:17" (1/1) ... [2021-10-11 00:29:17,906 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@222f239e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:29:17, skipping insertion in model container [2021-10-11 00:29:17,906 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 12:29:17" (1/1) ... [2021-10-11 00:29:17,912 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-11 00:29:17,973 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-11 00:29:18,464 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46f28c3d-ffa7-448e-866e-125e9d2b25c7/sv-benchmarks/c/ldv-commit-tester/m0_drivers-hwmon-s3c-hwmon-ko--130_7a--af3071a-1.i[36117,36130] [2021-10-11 00:29:18,499 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-11 00:29:18,515 INFO L203 MainTranslator]: Completed pre-run [2021-10-11 00:29:18,622 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46f28c3d-ffa7-448e-866e-125e9d2b25c7/sv-benchmarks/c/ldv-commit-tester/m0_drivers-hwmon-s3c-hwmon-ko--130_7a--af3071a-1.i[36117,36130] [2021-10-11 00:29:18,634 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-11 00:29:18,686 INFO L208 MainTranslator]: Completed translation [2021-10-11 00:29:18,687 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:29:18 WrapperNode [2021-10-11 00:29:18,687 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-11 00:29:18,688 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-11 00:29:18,688 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-11 00:29:18,689 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-11 00:29:18,697 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:29:18" (1/1) ... [2021-10-11 00:29:18,729 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:29:18" (1/1) ... [2021-10-11 00:29:18,806 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-11 00:29:18,808 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-11 00:29:18,808 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-11 00:29:18,808 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-11 00:29:18,818 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:29:18" (1/1) ... [2021-10-11 00:29:18,818 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:29:18" (1/1) ... [2021-10-11 00:29:18,842 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:29:18" (1/1) ... [2021-10-11 00:29:18,843 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:29:18" (1/1) ... [2021-10-11 00:29:18,881 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:29:18" (1/1) ... [2021-10-11 00:29:18,906 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:29:18" (1/1) ... [2021-10-11 00:29:18,911 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:29:18" (1/1) ... [2021-10-11 00:29:18,930 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-11 00:29:18,931 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-11 00:29:18,931 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-11 00:29:18,931 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-11 00:29:18,932 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:29:18" (1/1) ... No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46f28c3d-ffa7-448e-866e-125e9d2b25c7/bin/uautomizer-Z5i5R5N3CC/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 [2021-10-11 00:29:19,006 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-10-11 00:29:19,006 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-11 00:29:19,007 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-10-11 00:29:19,007 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-10-11 00:29:19,007 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-10-11 00:29:19,007 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-10-11 00:29:19,007 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-10-11 00:29:19,007 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-11 00:29:19,008 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-10-11 00:29:19,008 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-11 00:29:19,008 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-11 00:29:20,133 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-11 00:29:20,134 INFO L299 CfgBuilder]: Removed 134 assume(true) statements. [2021-10-11 00:29:20,136 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 12:29:20 BoogieIcfgContainer [2021-10-11 00:29:20,137 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-11 00:29:20,139 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-11 00:29:20,139 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-11 00:29:20,143 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-11 00:29:20,143 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 11.10 12:29:17" (1/3) ... [2021-10-11 00:29:20,144 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@219e2ca and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.10 12:29:20, skipping insertion in model container [2021-10-11 00:29:20,145 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:29:18" (2/3) ... [2021-10-11 00:29:20,146 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@219e2ca and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.10 12:29:20, skipping insertion in model container [2021-10-11 00:29:20,146 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 12:29:20" (3/3) ... [2021-10-11 00:29:20,151 INFO L111 eAbstractionObserver]: Analyzing ICFG m0_drivers-hwmon-s3c-hwmon-ko--130_7a--af3071a-1.i [2021-10-11 00:29:20,164 INFO L180 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-11 00:29:20,167 INFO L192 ceAbstractionStarter]: Appying trace abstraction to program that has 2 error locations. [2021-10-11 00:29:20,179 INFO L253 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2021-10-11 00:29:20,204 INFO L377 AbstractCegarLoop]: Interprodecural is true [2021-10-11 00:29:20,205 INFO L378 AbstractCegarLoop]: Hoare is true [2021-10-11 00:29:20,205 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-10-11 00:29:20,205 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-10-11 00:29:20,205 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-10-11 00:29:20,205 INFO L382 AbstractCegarLoop]: Difference is false [2021-10-11 00:29:20,206 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-10-11 00:29:20,206 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-10-11 00:29:20,222 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states. [2021-10-11 00:29:20,234 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-10-11 00:29:20,234 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 00:29:20,235 INFO L422 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, 1] [2021-10-11 00:29:20,235 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 00:29:20,241 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 00:29:20,242 INFO L82 PathProgramCache]: Analyzing trace with hash -1316234598, now seen corresponding path program 1 times [2021-10-11 00:29:20,251 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-11 00:29:20,251 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [302222007] [2021-10-11 00:29:20,252 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-11 00:29:20,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 00:29:20,938 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 00:29:20,939 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [302222007] [2021-10-11 00:29:20,940 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 00:29:20,940 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-10-11 00:29:20,941 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1214876192] [2021-10-11 00:29:20,946 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-10-11 00:29:20,946 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-11 00:29:20,963 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-10-11 00:29:20,964 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-10-11 00:29:20,966 INFO L87 Difference]: Start difference. First operand 114 states. Second operand 7 states. [2021-10-11 00:29:21,363 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 00:29:21,363 INFO L93 Difference]: Finished difference Result 435 states and 560 transitions. [2021-10-11 00:29:21,364 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-10-11 00:29:21,365 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 43 [2021-10-11 00:29:21,366 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 00:29:21,393 INFO L225 Difference]: With dead ends: 435 [2021-10-11 00:29:21,393 INFO L226 Difference]: Without dead ends: 297 [2021-10-11 00:29:21,399 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 6 SyntacticMatches, 1 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=54, Invalid=102, Unknown=0, NotChecked=0, Total=156 [2021-10-11 00:29:21,419 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 297 states. [2021-10-11 00:29:21,460 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 297 to 114. [2021-10-11 00:29:21,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 114 states. [2021-10-11 00:29:21,463 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 114 states and 140 transitions. [2021-10-11 00:29:21,465 INFO L78 Accepts]: Start accepts. Automaton has 114 states and 140 transitions. Word has length 43 [2021-10-11 00:29:21,466 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 00:29:21,466 INFO L481 AbstractCegarLoop]: Abstraction has 114 states and 140 transitions. [2021-10-11 00:29:21,466 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2021-10-11 00:29:21,467 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 140 transitions. [2021-10-11 00:29:21,469 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-10-11 00:29:21,469 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 00:29:21,470 INFO L422 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, 1, 1, 1, 1] [2021-10-11 00:29:21,470 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-10-11 00:29:21,471 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 00:29:21,473 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 00:29:21,473 INFO L82 PathProgramCache]: Analyzing trace with hash -380977633, now seen corresponding path program 1 times [2021-10-11 00:29:21,474 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-11 00:29:21,474 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [830047794] [2021-10-11 00:29:21,474 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-11 00:29:21,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-11 00:29:21,738 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-11 00:29:21,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-11 00:29:21,867 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-11 00:29:21,967 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-11 00:29:21,967 INFO L523 BasicCegarLoop]: Counterexample might be feasible [2021-10-11 00:29:21,969 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-10-11 00:29:22,128 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 11.10 12:29:22 BoogieIcfgContainer [2021-10-11 00:29:22,129 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-11 00:29:22,129 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-11 00:29:22,129 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-11 00:29:22,130 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-11 00:29:22,130 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 12:29:20" (3/4) ... [2021-10-11 00:29:22,134 INFO L140 WitnessPrinter]: No result that supports witness generation found [2021-10-11 00:29:22,134 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-11 00:29:22,136 INFO L168 Benchmark]: Toolchain (without parser) took 4238.17 ms. Allocated memory was 117.4 MB in the beginning and 142.6 MB in the end (delta: 25.2 MB). Free memory was 89.0 MB in the beginning and 73.8 MB in the end (delta: 15.2 MB). Peak memory consumption was 40.0 MB. Max. memory is 16.1 GB. [2021-10-11 00:29:22,137 INFO L168 Benchmark]: CDTParser took 0.28 ms. Allocated memory is still 117.4 MB. Free memory was 73.2 MB in the beginning and 73.2 MB in the end (delta: 56.0 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-11 00:29:22,138 INFO L168 Benchmark]: CACSL2BoogieTranslator took 787.44 ms. Allocated memory is still 117.4 MB. Free memory was 88.7 MB in the beginning and 71.2 MB in the end (delta: 17.5 MB). Peak memory consumption was 16.8 MB. Max. memory is 16.1 GB. [2021-10-11 00:29:22,139 INFO L168 Benchmark]: Boogie Procedure Inliner took 118.73 ms. Allocated memory is still 117.4 MB. Free memory was 71.2 MB in the beginning and 66.5 MB in the end (delta: 4.7 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-10-11 00:29:22,139 INFO L168 Benchmark]: Boogie Preprocessor took 121.98 ms. Allocated memory is still 117.4 MB. Free memory was 66.5 MB in the beginning and 62.3 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-10-11 00:29:22,140 INFO L168 Benchmark]: RCFGBuilder took 1206.37 ms. Allocated memory was 117.4 MB in the beginning and 142.6 MB in the end (delta: 25.2 MB). Free memory was 62.3 MB in the beginning and 104.7 MB in the end (delta: -42.4 MB). Peak memory consumption was 37.0 MB. Max. memory is 16.1 GB. [2021-10-11 00:29:22,141 INFO L168 Benchmark]: TraceAbstraction took 1990.17 ms. Allocated memory is still 142.6 MB. Free memory was 104.7 MB in the beginning and 74.9 MB in the end (delta: 29.8 MB). Peak memory consumption was 56.6 MB. Max. memory is 16.1 GB. [2021-10-11 00:29:22,142 INFO L168 Benchmark]: Witness Printer took 4.92 ms. Allocated memory is still 142.6 MB. Free memory was 74.9 MB in the beginning and 73.8 MB in the end (delta: 1.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-11 00:29:22,147 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28 ms. Allocated memory is still 117.4 MB. Free memory was 73.2 MB in the beginning and 73.2 MB in the end (delta: 56.0 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 787.44 ms. Allocated memory is still 117.4 MB. Free memory was 88.7 MB in the beginning and 71.2 MB in the end (delta: 17.5 MB). Peak memory consumption was 16.8 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 118.73 ms. Allocated memory is still 117.4 MB. Free memory was 71.2 MB in the beginning and 66.5 MB in the end (delta: 4.7 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 121.98 ms. Allocated memory is still 117.4 MB. Free memory was 66.5 MB in the beginning and 62.3 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * RCFGBuilder took 1206.37 ms. Allocated memory was 117.4 MB in the beginning and 142.6 MB in the end (delta: 25.2 MB). Free memory was 62.3 MB in the beginning and 104.7 MB in the end (delta: -42.4 MB). Peak memory consumption was 37.0 MB. Max. memory is 16.1 GB. * TraceAbstraction took 1990.17 ms. Allocated memory is still 142.6 MB. Free memory was 104.7 MB in the beginning and 74.9 MB in the end (delta: 29.8 MB). Peak memory consumption was 56.6 MB. Max. memory is 16.1 GB. * Witness Printer took 4.92 ms. Allocated memory is still 142.6 MB. Free memory was 74.9 MB in the beginning and 73.8 MB in the end (delta: 1.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - UnprovableResult [Line: 1272]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: overapproximation of large string literal at line 1150, overapproximation of bitwiseOr at line 865. Possible FailurePath: [L1150-L1152] 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}; [L1174] int LDV_IN_INTERRUPT ; [L1317] int ldv_count_1 = 0; [L1318] int ldv_count_2 = 0; [L1326] int ldv_call_dev_attr_of_sensor_device_attribute = 0; VAL [__this_module={4294967308:4294967306}, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=0, s3c_hwmon_driver={43:0}] [L1177] struct platform_device *var_group1 ; [L1178] int res_s3c_hwmon_probe_10 ; [L1179] int ldv_s_s3c_hwmon_driver_platform_driver ; [L1180] int tmp ; [L1181] int tmp___0 ; [L1182] int tmp___1 ; [L1184] ldv_s_s3c_hwmon_driver_platform_driver = 0 [L1185] LDV_IN_INTERRUPT = 1 VAL [__this_module={4294967308:4294967306}, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, s3c_hwmon_driver={43:0}] [L1155] int tmp ; [L1399] return __VERIFIER_nondet_int(); [L1157] tmp = platform_driver_register(& s3c_hwmon_driver) [L1158] return (tmp); VAL [__this_module={4294967308:4294967306}, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, s3c_hwmon_driver={43:0}] [L1188] tmp = s3c_hwmon_init() [L1189] COND FALSE !(tmp != 0) VAL [__this_module={4294967308:4294967306}, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, s3c_hwmon_driver={43:0}] [L1223] tmp___1 = __VERIFIER_nondet_int() [L1224] COND TRUE tmp___1 != 0 || ldv_s_s3c_hwmon_driver_platform_driver != 0 VAL [__this_module={4294967308:4294967306}, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, s3c_hwmon_driver={43:0}] [L1195] tmp___0 = __VERIFIER_nondet_int() [L1197] case 0: VAL [__this_module={4294967308:4294967306}, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, s3c_hwmon_driver={43:0}] [L1198] COND TRUE ldv_s_s3c_hwmon_driver_platform_driver == 0 [L1020] struct s3c_hwmon_pdata *pdata ; [L1021] struct s3c_hwmon *hwmon ; [L1022] int ret ; [L1023] int i ; [L1024] void *tmp ; [L1025] struct lock_class_key __key ; [L1026] long tmp___0 ; [L1027] long tmp___1 ; [L1028] long tmp___2 ; [L1029] long tmp___3 ; [L1030] struct s3c_hwmon_chcfg *cfg ; [L1032] EXPR dev->dev.platform_data [L1032] pdata = (struct s3c_hwmon_pdata *)dev->dev.platform_data [L1033] ret = 0 VAL [__this_module={4294967308:4294967306}, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, s3c_hwmon_driver={43:0}] [L1034] COND FALSE !((unsigned long )pdata == (unsigned long )((struct s3c_hwmon_pdata *)0)) [L863] void *tmp ; [L854] void *tmp___2 ; [L839] COND TRUE __VERIFIER_nondet_int() [L840] void *res = malloc(size); [L1284] return ((unsigned long )ptr > 2012UL); VAL [__this_module={4294967308:4294967306}, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, s3c_hwmon_driver={43:0}] [L833] COND FALSE !(!cond) VAL [__this_module={4294967308:4294967306}, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, s3c_hwmon_driver={43:0}] [L842] return res; VAL [__this_module={4294967308:4294967306}, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, s3c_hwmon_driver={43:0}] [L849] return ldv_malloc(size); [L856] tmp___2 = __kmalloc(size, flags) [L857] return (tmp___2); VAL [__this_module={4294967308:4294967306}, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, s3c_hwmon_driver={43:0}] [L865] tmp = kmalloc(size, flags | 32768U) [L866] return (tmp); VAL [__this_module={4294967308:4294967306}, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, s3c_hwmon_driver={43:0}] [L1039] tmp = kzalloc(800U, 208U) [L1040] hwmon = (struct s3c_hwmon *)tmp VAL [__this_module={4294967308:4294967306}, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, s3c_hwmon_driver={43:0}] [L1041] COND FALSE !((unsigned long )hwmon == (unsigned long )((struct s3c_hwmon *)0)) [L839] COND FALSE !(__VERIFIER_nondet_int()) [L844] return ((void *)0); VAL [__this_module={4294967308:4294967306}, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, s3c_hwmon_driver={43:0}] [L1409] return ldv_malloc(0UL); [L1048] hwmon->client = s3c_adc_register(dev, 0, 0, 0U) [L1049] EXPR hwmon->client [L1246] long tmp ; [L1284] return ((unsigned long )ptr > 2012UL); VAL [__this_module={4294967308:4294967306}, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, s3c_hwmon_driver={43:0}] [L1248] tmp = ldv_is_err(ptr) [L1249] return (tmp); VAL [__this_module={4294967308:4294967306}, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, s3c_hwmon_driver={43:0}] [L1049] tmp___1 = IS_ERR((void const *)hwmon->client) [L1050] COND FALSE !(tmp___1 != 0L) [L915] return (0); VAL [__this_module={4294967308:4294967306}, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, s3c_hwmon_driver={43:0}] [L1057] ret = s3c_hwmon_add_raw(& dev->dev) [L1058] COND FALSE !(ret != 0) [L839] COND FALSE !(__VERIFIER_nondet_int()) [L844] return ((void *)0); VAL [__this_module={4294967308:4294967306}, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, s3c_hwmon_driver={43:0}] [L1373] return ldv_malloc(sizeof(struct device)); [L1062] hwmon->hwmon_dev = hwmon_device_register(& dev->dev) [L1063] EXPR hwmon->hwmon_dev [L1246] long tmp ; [L1284] return ((unsigned long )ptr > 2012UL); VAL [__this_module={4294967308:4294967306}, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, s3c_hwmon_driver={43:0}] [L1248] tmp = ldv_is_err(ptr) [L1249] return (tmp); VAL [__this_module={4294967308:4294967306}, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, s3c_hwmon_driver={43:0}] [L1063] tmp___3 = IS_ERR((void const *)hwmon->hwmon_dev) [L1064] COND FALSE !(tmp___3 != 0L) [L1071] i = 0 VAL [__this_module={4294967308:4294967306}, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, s3c_hwmon_driver={43:0}] [L1110] COND TRUE (unsigned int )i <= 7U VAL [__this_module={4294967308:4294967306}, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, s3c_hwmon_driver={43:0}] [L1074] EXPR pdata->in[i] [L1074] cfg = pdata->in[i] [L1075] COND FALSE !((unsigned long )cfg == (unsigned long )((struct s3c_hwmon_chcfg *)0)) [L1079] EXPR cfg->mult VAL [__this_module={4294967308:4294967306}, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, s3c_hwmon_driver={43:0}] [L1079] COND TRUE cfg->mult > 65535U [L1084] EXPR cfg->div VAL [__this_module={4294967308:4294967306}, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, s3c_hwmon_driver={43:0}] [L1084] COND FALSE !(cfg->div == 0U) [L1089] pdata->in[i] [L977] struct sensor_device_attribute *attr ; [L978] int ret ; [L981] attr = & attrs->in [L982] attr->index = channel [L983] attr->dev_attr.attr.name = (char const *)(& attrs->in_name) [L984] attr->dev_attr.attr.mode = 292U [L985] attr->dev_attr.show = & s3c_hwmon_ch_show [L1254] int tmp ; [L1330] COND TRUE ldv_call_dev_attr_of_sensor_device_attribute == 0 [L1331] ldv_count_2 = ldv_count_2 + 1 [L1332] ldv_call_dev_attr_of_sensor_device_attribute = 1 VAL [__this_module={4294967308:4294967306}, ldv_call_dev_attr_of_sensor_device_attribute=1, ldv_count_1=0, ldv_count_2=1, LDV_IN_INTERRUPT=1, s3c_hwmon_driver={43:0}] [L1333] COND FALSE !(ldv_count_1 >= ldv_count_2) VAL [__this_module={4294967308:4294967306}, ldv_call_dev_attr_of_sensor_device_attribute=1, ldv_count_1=0, ldv_count_2=1, LDV_IN_INTERRUPT=1, s3c_hwmon_driver={43:0}] [L1272] reach_error() VAL [__this_module={4294967308:4294967306}, ldv_call_dev_attr_of_sensor_device_attribute=1, ldv_count_1=0, ldv_count_2=1, LDV_IN_INTERRUPT=1, s3c_hwmon_driver={43:0}] - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 114 locations, 2 error locations. Started 1 CEGAR loops. VerificationResult: UNSAFE, OverallTime: 1.7s, OverallIterations: 2, TraceHistogramMax: 1, AutomataDifference: 0.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 176 SDtfs, 674 SDslu, 826 SDs, 0 SdLazy, 71 SolverSat, 3 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 18 GetRequests, 6 SyntacticMatches, 1 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=114occurred 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, 183 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 0.3s InterpolantComputationTime, 89 NumberOfCodeBlocks, 89 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 42 ConstructedInterpolants, 0 QuantifiedInterpolants, 3024 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, ACCELERATED_INTERPOLATION: 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 0.2.0-7b2dab5 [2021-10-11 00:29:24,765 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-11 00:29:24,769 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-11 00:29:24,821 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-11 00:29:24,822 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-11 00:29:24,849 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-11 00:29:24,851 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-11 00:29:24,853 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-11 00:29:24,856 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-11 00:29:24,857 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-11 00:29:24,859 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-11 00:29:24,860 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-11 00:29:24,861 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-11 00:29:24,863 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-11 00:29:24,864 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-11 00:29:24,866 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-11 00:29:24,867 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-11 00:29:24,868 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-11 00:29:24,871 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-11 00:29:24,874 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-11 00:29:24,876 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-11 00:29:24,878 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-11 00:29:24,880 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-11 00:29:24,881 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-11 00:29:24,885 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-11 00:29:24,885 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-11 00:29:24,886 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-11 00:29:24,887 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-11 00:29:24,888 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-11 00:29:24,890 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-11 00:29:24,890 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-11 00:29:24,891 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-11 00:29:24,893 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-11 00:29:24,894 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-11 00:29:24,895 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-11 00:29:24,896 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-11 00:29:24,897 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-11 00:29:24,898 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-11 00:29:24,898 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-11 00:29:24,900 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-11 00:29:24,901 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-11 00:29:24,902 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46f28c3d-ffa7-448e-866e-125e9d2b25c7/bin/uautomizer-Z5i5R5N3CC/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2021-10-11 00:29:24,937 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-11 00:29:24,937 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-11 00:29:24,939 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-11 00:29:24,939 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-11 00:29:24,939 INFO L138 SettingsManager]: * Use SBE=true [2021-10-11 00:29:24,939 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-11 00:29:24,940 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-11 00:29:24,940 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-11 00:29:24,940 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-11 00:29:24,940 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-11 00:29:24,940 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-11 00:29:24,941 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-11 00:29:24,943 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-11 00:29:24,944 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-11 00:29:24,944 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-11 00:29:24,944 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-11 00:29:24,944 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-11 00:29:24,945 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-11 00:29:24,945 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-11 00:29:24,945 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-11 00:29:24,946 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-11 00:29:24,946 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-11 00:29:24,946 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-10-11 00:29:24,947 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-11 00:29:24,947 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-11 00:29:24,947 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-11 00:29:24,947 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-11 00:29:24,948 INFO L138 SettingsManager]: * Logic for external solver=AUFBV WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46f28c3d-ffa7-448e-866e-125e9d2b25c7/bin/uautomizer-Z5i5R5N3CC/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46f28c3d-ffa7-448e-866e-125e9d2b25c7/bin/uautomizer-Z5i5R5N3CC Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e2bb9121a824ee08a95a1963cd28cc1845ba58cb [2021-10-11 00:29:25,359 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-11 00:29:25,393 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-11 00:29:25,398 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-11 00:29:25,401 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-11 00:29:25,402 INFO L275 PluginConnector]: CDTParser initialized [2021-10-11 00:29:25,403 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46f28c3d-ffa7-448e-866e-125e9d2b25c7/bin/uautomizer-Z5i5R5N3CC/../../sv-benchmarks/c/ldv-commit-tester/m0_drivers-hwmon-s3c-hwmon-ko--130_7a--af3071a-1.i [2021-10-11 00:29:25,475 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46f28c3d-ffa7-448e-866e-125e9d2b25c7/bin/uautomizer-Z5i5R5N3CC/data/1be37791b/9ff5f2b0f26649be9e24e7bbe28b7359/FLAG0f00be9c9 [2021-10-11 00:29:26,077 INFO L306 CDTParser]: Found 1 translation units. [2021-10-11 00:29:26,081 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46f28c3d-ffa7-448e-866e-125e9d2b25c7/sv-benchmarks/c/ldv-commit-tester/m0_drivers-hwmon-s3c-hwmon-ko--130_7a--af3071a-1.i [2021-10-11 00:29:26,103 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46f28c3d-ffa7-448e-866e-125e9d2b25c7/bin/uautomizer-Z5i5R5N3CC/data/1be37791b/9ff5f2b0f26649be9e24e7bbe28b7359/FLAG0f00be9c9 [2021-10-11 00:29:26,344 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46f28c3d-ffa7-448e-866e-125e9d2b25c7/bin/uautomizer-Z5i5R5N3CC/data/1be37791b/9ff5f2b0f26649be9e24e7bbe28b7359 [2021-10-11 00:29:26,349 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-11 00:29:26,352 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-11 00:29:26,354 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-11 00:29:26,354 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-11 00:29:26,358 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-11 00:29:26,360 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 12:29:26" (1/1) ... [2021-10-11 00:29:26,368 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@323428f7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:29:26, skipping insertion in model container [2021-10-11 00:29:26,368 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 12:29:26" (1/1) ... [2021-10-11 00:29:26,377 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-11 00:29:26,458 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-11 00:29:26,930 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46f28c3d-ffa7-448e-866e-125e9d2b25c7/sv-benchmarks/c/ldv-commit-tester/m0_drivers-hwmon-s3c-hwmon-ko--130_7a--af3071a-1.i[36117,36130] [2021-10-11 00:29:26,968 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-11 00:29:26,987 INFO L203 MainTranslator]: Completed pre-run [2021-10-11 00:29:27,125 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46f28c3d-ffa7-448e-866e-125e9d2b25c7/sv-benchmarks/c/ldv-commit-tester/m0_drivers-hwmon-s3c-hwmon-ko--130_7a--af3071a-1.i[36117,36130] [2021-10-11 00:29:27,133 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-11 00:29:27,202 INFO L208 MainTranslator]: Completed translation [2021-10-11 00:29:27,202 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:29:27 WrapperNode [2021-10-11 00:29:27,203 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-11 00:29:27,205 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-11 00:29:27,205 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-11 00:29:27,205 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-11 00:29:27,214 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:29:27" (1/1) ... [2021-10-11 00:29:27,250 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:29:27" (1/1) ... [2021-10-11 00:29:27,299 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-11 00:29:27,300 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-11 00:29:27,300 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-11 00:29:27,300 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-11 00:29:27,310 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:29:27" (1/1) ... [2021-10-11 00:29:27,310 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:29:27" (1/1) ... [2021-10-11 00:29:27,320 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:29:27" (1/1) ... [2021-10-11 00:29:27,321 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:29:27" (1/1) ... [2021-10-11 00:29:27,348 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:29:27" (1/1) ... [2021-10-11 00:29:27,354 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:29:27" (1/1) ... [2021-10-11 00:29:27,360 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:29:27" (1/1) ... [2021-10-11 00:29:27,369 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-11 00:29:27,370 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-11 00:29:27,370 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-11 00:29:27,370 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-11 00:29:27,371 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:29:27" (1/1) ... No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46f28c3d-ffa7-448e-866e-125e9d2b25c7/bin/uautomizer-Z5i5R5N3CC/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 [2021-10-11 00:29:27,490 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-10-11 00:29:27,490 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-11 00:29:27,491 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-10-11 00:29:27,492 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-10-11 00:29:27,492 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-10-11 00:29:27,493 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-10-11 00:29:27,493 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-10-11 00:29:27,494 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-10-11 00:29:27,494 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-10-11 00:29:27,495 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-11 00:29:27,495 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-11 00:29:29,895 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-11 00:29:29,895 INFO L299 CfgBuilder]: Removed 134 assume(true) statements. [2021-10-11 00:29:29,897 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 12:29:29 BoogieIcfgContainer [2021-10-11 00:29:29,897 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-11 00:29:29,899 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-11 00:29:29,899 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-11 00:29:29,902 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-11 00:29:29,903 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 11.10 12:29:26" (1/3) ... [2021-10-11 00:29:29,904 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@63638225 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.10 12:29:29, skipping insertion in model container [2021-10-11 00:29:29,904 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 12:29:27" (2/3) ... [2021-10-11 00:29:29,904 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@63638225 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.10 12:29:29, skipping insertion in model container [2021-10-11 00:29:29,905 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 12:29:29" (3/3) ... [2021-10-11 00:29:29,906 INFO L111 eAbstractionObserver]: Analyzing ICFG m0_drivers-hwmon-s3c-hwmon-ko--130_7a--af3071a-1.i [2021-10-11 00:29:29,921 INFO L180 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-11 00:29:29,924 INFO L192 ceAbstractionStarter]: Appying trace abstraction to program that has 2 error locations. [2021-10-11 00:29:29,933 INFO L253 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2021-10-11 00:29:29,959 INFO L377 AbstractCegarLoop]: Interprodecural is true [2021-10-11 00:29:29,959 INFO L378 AbstractCegarLoop]: Hoare is true [2021-10-11 00:29:29,959 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-10-11 00:29:29,959 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-10-11 00:29:29,960 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-10-11 00:29:29,960 INFO L382 AbstractCegarLoop]: Difference is false [2021-10-11 00:29:29,960 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-10-11 00:29:29,960 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-10-11 00:29:29,976 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states. [2021-10-11 00:29:29,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-10-11 00:29:29,984 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 00:29:29,985 INFO L422 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, 1] [2021-10-11 00:29:29,985 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 00:29:29,990 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 00:29:29,991 INFO L82 PathProgramCache]: Analyzing trace with hash -1316234598, now seen corresponding path program 1 times [2021-10-11 00:29:30,005 INFO L162 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-10-11 00:29:30,006 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [663739774] [2021-10-11 00:29:30,006 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46f28c3d-ffa7-448e-866e-125e9d2b25c7/bin/uautomizer-Z5i5R5N3CC/mathsat Starting monitored process 2 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with mathsat -unsat_core_generation=3 [2021-10-11 00:29:30,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 00:29:30,513 INFO L263 TraceCheckSpWp]: Trace formula consists of 361 conjuncts, 17 conjunts are in the unsatisfiable core [2021-10-11 00:29:30,521 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 00:29:30,769 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 00:29:30,770 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 00:29:30,771 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [663739774] [2021-10-11 00:29:30,771 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 00:29:30,772 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-10-11 00:29:30,773 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2051543259] [2021-10-11 00:29:30,777 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-10-11 00:29:30,778 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-10-11 00:29:30,795 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-10-11 00:29:30,795 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-10-11 00:29:30,797 INFO L87 Difference]: Start difference. First operand 114 states. Second operand 7 states. [2021-10-11 00:29:31,952 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 00:29:31,953 INFO L93 Difference]: Finished difference Result 435 states and 560 transitions. [2021-10-11 00:29:31,954 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-10-11 00:29:31,955 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 43 [2021-10-11 00:29:31,955 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 00:29:31,968 INFO L225 Difference]: With dead ends: 435 [2021-10-11 00:29:31,969 INFO L226 Difference]: Without dead ends: 297 [2021-10-11 00:29:31,972 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 52 GetRequests, 41 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=54, Invalid=102, Unknown=0, NotChecked=0, Total=156 [2021-10-11 00:29:31,991 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 297 states. [2021-10-11 00:29:32,017 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 297 to 114. [2021-10-11 00:29:32,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 114 states. [2021-10-11 00:29:32,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 114 states and 140 transitions. [2021-10-11 00:29:32,021 INFO L78 Accepts]: Start accepts. Automaton has 114 states and 140 transitions. Word has length 43 [2021-10-11 00:29:32,021 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 00:29:32,021 INFO L481 AbstractCegarLoop]: Abstraction has 114 states and 140 transitions. [2021-10-11 00:29:32,021 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2021-10-11 00:29:32,022 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 140 transitions. [2021-10-11 00:29:32,023 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-10-11 00:29:32,024 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 00:29:32,024 INFO L422 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, 1, 1, 1, 1] [2021-10-11 00:29:32,240 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 mathsat -unsat_core_generation=3 [2021-10-11 00:29:32,240 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 00:29:32,241 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 00:29:32,241 INFO L82 PathProgramCache]: Analyzing trace with hash -380977633, now seen corresponding path program 1 times [2021-10-11 00:29:32,242 INFO L162 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-10-11 00:29:32,243 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1306925481] [2021-10-11 00:29:32,243 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46f28c3d-ffa7-448e-866e-125e9d2b25c7/bin/uautomizer-Z5i5R5N3CC/mathsat Starting monitored process 3 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with mathsat -unsat_core_generation=3 [2021-10-11 00:29:33,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-11 00:29:33,342 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-11 00:29:34,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-11 00:29:34,832 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-11 00:29:35,089 INFO L173 FreeRefinementEngine]: Strategy WOLF found a feasible trace [2021-10-11 00:29:35,090 INFO L523 BasicCegarLoop]: Counterexample might be feasible [2021-10-11 00:29:35,306 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 mathsat -unsat_core_generation=3 [2021-10-11 00:29:35,465 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 11.10 12:29:35 BoogieIcfgContainer [2021-10-11 00:29:35,467 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-11 00:29:35,468 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-11 00:29:35,469 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-11 00:29:35,470 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-11 00:29:35,471 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 12:29:29" (3/4) ... [2021-10-11 00:29:35,474 INFO L140 WitnessPrinter]: No result that supports witness generation found [2021-10-11 00:29:35,474 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-11 00:29:35,477 INFO L168 Benchmark]: Toolchain (without parser) took 9123.12 ms. Allocated memory was 69.2 MB in the beginning and 144.7 MB in the end (delta: 75.5 MB). Free memory was 48.7 MB in the beginning and 102.7 MB in the end (delta: -54.0 MB). Peak memory consumption was 22.8 MB. Max. memory is 16.1 GB. [2021-10-11 00:29:35,477 INFO L168 Benchmark]: CDTParser took 1.66 ms. Allocated memory is still 69.2 MB. Free memory was 50.6 MB in the beginning and 50.6 MB in the end (delta: 55.0 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-11 00:29:35,479 INFO L168 Benchmark]: CACSL2BoogieTranslator took 849.43 ms. Allocated memory was 69.2 MB in the beginning and 88.1 MB in the end (delta: 18.9 MB). Free memory was 48.4 MB in the beginning and 67.0 MB in the end (delta: -18.6 MB). Peak memory consumption was 24.3 MB. Max. memory is 16.1 GB. [2021-10-11 00:29:35,480 INFO L168 Benchmark]: Boogie Procedure Inliner took 94.20 ms. Allocated memory is still 88.1 MB. Free memory was 67.0 MB in the beginning and 62.4 MB in the end (delta: 4.5 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-10-11 00:29:35,482 INFO L168 Benchmark]: Boogie Preprocessor took 69.35 ms. Allocated memory is still 88.1 MB. Free memory was 62.4 MB in the beginning and 58.3 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-10-11 00:29:35,484 INFO L168 Benchmark]: RCFGBuilder took 2527.94 ms. Allocated memory is still 88.1 MB. Free memory was 58.3 MB in the beginning and 46.4 MB in the end (delta: 11.8 MB). Peak memory consumption was 24.0 MB. Max. memory is 16.1 GB. [2021-10-11 00:29:35,486 INFO L168 Benchmark]: TraceAbstraction took 5568.05 ms. Allocated memory was 88.1 MB in the beginning and 144.7 MB in the end (delta: 56.6 MB). Free memory was 45.9 MB in the beginning and 102.7 MB in the end (delta: -56.8 MB). Peak memory consumption was 40.5 MB. Max. memory is 16.1 GB. [2021-10-11 00:29:35,491 INFO L168 Benchmark]: Witness Printer took 6.72 ms. Allocated memory is still 144.7 MB. Free memory is still 102.7 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-11 00:29:35,498 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.66 ms. Allocated memory is still 69.2 MB. Free memory was 50.6 MB in the beginning and 50.6 MB in the end (delta: 55.0 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 849.43 ms. Allocated memory was 69.2 MB in the beginning and 88.1 MB in the end (delta: 18.9 MB). Free memory was 48.4 MB in the beginning and 67.0 MB in the end (delta: -18.6 MB). Peak memory consumption was 24.3 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 94.20 ms. Allocated memory is still 88.1 MB. Free memory was 67.0 MB in the beginning and 62.4 MB in the end (delta: 4.5 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 69.35 ms. Allocated memory is still 88.1 MB. Free memory was 62.4 MB in the beginning and 58.3 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * RCFGBuilder took 2527.94 ms. Allocated memory is still 88.1 MB. Free memory was 58.3 MB in the beginning and 46.4 MB in the end (delta: 11.8 MB). Peak memory consumption was 24.0 MB. Max. memory is 16.1 GB. * TraceAbstraction took 5568.05 ms. Allocated memory was 88.1 MB in the beginning and 144.7 MB in the end (delta: 56.6 MB). Free memory was 45.9 MB in the beginning and 102.7 MB in the end (delta: -56.8 MB). Peak memory consumption was 40.5 MB. Max. memory is 16.1 GB. * Witness Printer took 6.72 ms. Allocated memory is still 144.7 MB. Free memory is still 102.7 MB. There was no memory consumed. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - UnprovableResult [Line: 1272]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: overapproximation of large string literal at line 1150. Possible FailurePath: [L1150-L1152] 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}; [L1174] int LDV_IN_INTERRUPT ; [L1317] int ldv_count_1 = 0; [L1318] int ldv_count_2 = 0; [L1326] 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={-2147483648:0}] [L1177] struct platform_device *var_group1 ; [L1178] int res_s3c_hwmon_probe_10 ; [L1179] int ldv_s_s3c_hwmon_driver_platform_driver ; [L1180] int tmp ; [L1181] int tmp___0 ; [L1182] int tmp___1 ; [L1184] ldv_s_s3c_hwmon_driver_platform_driver = 0 [L1185] 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={-2147483648:0}] [L1155] int tmp ; [L1399] return __VERIFIER_nondet_int(); [L1157] tmp = platform_driver_register(& s3c_hwmon_driver) [L1158] 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={-2147483648:0}] [L1188] tmp = s3c_hwmon_init() [L1189] 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={-2147483648:0}] [L1223] tmp___1 = __VERIFIER_nondet_int() [L1224] 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={-2147483648:0}] [L1195] tmp___0 = __VERIFIER_nondet_int() [L1197] 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={-2147483648:0}] [L1198] COND TRUE ldv_s_s3c_hwmon_driver_platform_driver == 0 [L1020] struct s3c_hwmon_pdata *pdata ; [L1021] struct s3c_hwmon *hwmon ; [L1022] int ret ; [L1023] int i ; [L1024] void *tmp ; [L1025] struct lock_class_key __key ; [L1026] long tmp___0 ; [L1027] long tmp___1 ; [L1028] long tmp___2 ; [L1029] long tmp___3 ; [L1030] struct s3c_hwmon_chcfg *cfg ; [L1032] EXPR dev->dev.platform_data [L1032] pdata = (struct s3c_hwmon_pdata *)dev->dev.platform_data [L1033] 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={-2147483648:0}] [L1034] COND FALSE !((unsigned long )pdata == (unsigned long )((struct s3c_hwmon_pdata *)0)) [L863] void *tmp ; [L854] void *tmp___2 ; [L839] COND TRUE __VERIFIER_nondet_int() [L840] void *res = malloc(size); [L1284] 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={-2147483648:0}] [L833] COND FALSE !(!cond) 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={-2147483648:0}] [L842] 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={-2147483648:0}] [L849] return ldv_malloc(size); [L856] tmp___2 = __kmalloc(size, flags) [L857] 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={-2147483648:0}] [L865] tmp = kmalloc(size, flags | 32768U) [L866] 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={-2147483648:0}] [L1039] tmp = kzalloc(800U, 208U) [L1040] 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={-2147483648:0}] [L1041] COND FALSE !((unsigned long )hwmon == (unsigned long )((struct s3c_hwmon *)0)) [L839] COND FALSE !(__VERIFIER_nondet_int()) [L844] return ((void *)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={-2147483648:0}] [L1409] return ldv_malloc(0UL); [L1048] hwmon->client = s3c_adc_register(dev, 0, 0, 0U) [L1049] EXPR hwmon->client [L1246] long tmp ; [L1284] 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={-2147483648:0}] [L1248] tmp = ldv_is_err(ptr) [L1249] 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={-2147483648:0}] [L1049] tmp___1 = IS_ERR((void const *)hwmon->client) [L1050] COND FALSE !(tmp___1 != 0L) [L915] 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={-2147483648:0}] [L1057] ret = s3c_hwmon_add_raw(& dev->dev) [L1058] COND FALSE !(ret != 0) [L839] COND FALSE !(__VERIFIER_nondet_int()) [L844] return ((void *)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={-2147483648:0}] [L1373] return ldv_malloc(sizeof(struct device)); [L1062] hwmon->hwmon_dev = hwmon_device_register(& dev->dev) [L1063] EXPR hwmon->hwmon_dev [L1246] long tmp ; [L1284] 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={-2147483648:0}] [L1248] tmp = ldv_is_err(ptr) [L1249] 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={-2147483648:0}] [L1063] tmp___3 = IS_ERR((void const *)hwmon->hwmon_dev) [L1064] COND FALSE !(tmp___3 != 0L) [L1071] 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={-2147483648:0}] [L1110] 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={-2147483648:0}] [L1074] EXPR pdata->in[i] [L1074] cfg = pdata->in[i] [L1075] COND FALSE !((unsigned long )cfg == (unsigned long )((struct s3c_hwmon_chcfg *)0)) [L1079] 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={-2147483648:0}] [L1079] COND TRUE cfg->mult > 65535U [L1084] 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={-2147483648:0}] [L1084] COND FALSE !(cfg->div == 0U) [L1089] pdata->in[i] [L977] struct sensor_device_attribute *attr ; [L978] int ret ; [L981] attr = & attrs->in [L982] attr->index = channel [L983] attr->dev_attr.attr.name = (char const *)(& attrs->in_name) [L984] attr->dev_attr.attr.mode = 292U [L985] attr->dev_attr.show = & s3c_hwmon_ch_show [L1254] int tmp ; [L1330] COND TRUE ldv_call_dev_attr_of_sensor_device_attribute == 0 [L1331] ldv_count_2 = ldv_count_2 + 1 [L1332] 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={-2147483648:0}] [L1333] 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={-2147483648:0}] [L1272] reach_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={-2147483648:0}] - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 114 locations, 2 error locations. Started 1 CEGAR loops. VerificationResult: UNSAFE, OverallTime: 5.3s, OverallIterations: 2, TraceHistogramMax: 1, AutomataDifference: 1.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 176 SDtfs, 674 SDslu, 826 SDs, 0 SdLazy, 71 SolverSat, 3 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.7s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 52 GetRequests, 41 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=114occurred 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, 183 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 1.1s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 89 NumberOfCodeBlocks, 89 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 42 ConstructedInterpolants, 0 QuantifiedInterpolants, 3024 SizeOfPredicates, 16 NumberOfNonLiveVariables, 361 ConjunctsInSsa, 17 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, ACCELERATED_INTERPOLATION: 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...