./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--hwmon--lm78.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 9bd2c7ff Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7203dd87-42e6-4e2d-b158-10e1e07d3f13/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7203dd87-42e6-4e2d-b158-10e1e07d3f13/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7203dd87-42e6-4e2d-b158-10e1e07d3f13/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7203dd87-42e6-4e2d-b158-10e1e07d3f13/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--hwmon--lm78.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7203dd87-42e6-4e2d-b158-10e1e07d3f13/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7203dd87-42e6-4e2d-b158-10e1e07d3f13/bin/ukojak-verify-G8NBE6pJGL --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash f101c9f670424051cd8065375abf3569c944bebed10faf12f958054dc911cacc --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 04:03:02,292 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 04:03:02,423 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7203dd87-42e6-4e2d-b158-10e1e07d3f13/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-64bit-Kojak_Default.epf [2023-11-19 04:03:02,431 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 04:03:02,432 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 04:03:02,470 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 04:03:02,472 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 04:03:02,473 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 04:03:02,474 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 04:03:02,479 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 04:03:02,480 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 04:03:02,481 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 04:03:02,481 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 04:03:02,483 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 04:03:02,483 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 04:03:02,484 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 04:03:02,484 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 04:03:02,485 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 04:03:02,485 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 04:03:02,486 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 04:03:02,486 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 04:03:02,487 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 04:03:02,488 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 04:03:02,489 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 04:03:02,489 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 04:03:02,490 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 04:03:02,490 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 04:03:02,491 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 04:03:02,491 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 04:03:02,492 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 04:03:02,493 INFO L153 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_7203dd87-42e6-4e2d-b158-10e1e07d3f13/bin/ukojak-verify-G8NBE6pJGL/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7203dd87-42e6-4e2d-b158-10e1e07d3f13/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f101c9f670424051cd8065375abf3569c944bebed10faf12f958054dc911cacc [2023-11-19 04:03:02,806 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 04:03:02,837 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 04:03:02,839 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 04:03:02,841 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 04:03:02,841 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 04:03:02,843 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7203dd87-42e6-4e2d-b158-10e1e07d3f13/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--hwmon--lm78.ko-entry_point.cil.out.i [2023-11-19 04:03:06,005 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 04:03:06,603 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 04:03:06,608 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7203dd87-42e6-4e2d-b158-10e1e07d3f13/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--hwmon--lm78.ko-entry_point.cil.out.i [2023-11-19 04:03:06,661 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7203dd87-42e6-4e2d-b158-10e1e07d3f13/bin/ukojak-verify-G8NBE6pJGL/data/12665202d/f33fe56311b545b18673bab775e29ec2/FLAG9f8b5b624 [2023-11-19 04:03:06,682 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7203dd87-42e6-4e2d-b158-10e1e07d3f13/bin/ukojak-verify-G8NBE6pJGL/data/12665202d/f33fe56311b545b18673bab775e29ec2 [2023-11-19 04:03:06,688 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 04:03:06,690 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 04:03:06,693 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 04:03:06,693 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 04:03:06,699 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 04:03:06,700 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:03:06" (1/1) ... [2023-11-19 04:03:06,701 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7c7cbc5b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:03:06, skipping insertion in model container [2023-11-19 04:03:06,701 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:03:06" (1/1) ... [2023-11-19 04:03:06,843 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 04:03:08,378 WARN L240 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_7203dd87-42e6-4e2d-b158-10e1e07d3f13/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--hwmon--lm78.ko-entry_point.cil.out.i[173663,173676] [2023-11-19 04:03:08,498 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:03:08,586 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 04:03:08,997 WARN L240 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_7203dd87-42e6-4e2d-b158-10e1e07d3f13/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--hwmon--lm78.ko-entry_point.cil.out.i[173663,173676] [2023-11-19 04:03:09,006 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:03:09,246 WARN L675 CHandler]: The function sprintf is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 04:03:09,254 INFO L206 MainTranslator]: Completed translation [2023-11-19 04:03:09,254 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:03:09 WrapperNode [2023-11-19 04:03:09,254 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 04:03:09,255 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 04:03:09,256 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 04:03:09,256 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 04:03:09,261 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:03:09" (1/1) ... [2023-11-19 04:03:09,348 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:03:09" (1/1) ... [2023-11-19 04:03:09,589 INFO L138 Inliner]: procedures = 186, calls = 1904, calls flagged for inlining = 81, calls inlined = 78, statements flattened = 5010 [2023-11-19 04:03:09,589 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 04:03:09,590 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 04:03:09,590 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 04:03:09,590 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 04:03:09,601 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:03:09" (1/1) ... [2023-11-19 04:03:09,601 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:03:09" (1/1) ... [2023-11-19 04:03:09,655 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:03:09" (1/1) ... [2023-11-19 04:03:09,659 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:03:09" (1/1) ... [2023-11-19 04:03:09,777 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:03:09" (1/1) ... [2023-11-19 04:03:09,797 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:03:09" (1/1) ... [2023-11-19 04:03:09,819 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:03:09" (1/1) ... [2023-11-19 04:03:09,837 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:03:09" (1/1) ... [2023-11-19 04:03:09,861 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 04:03:09,862 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 04:03:09,863 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 04:03:09,863 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 04:03:09,864 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:03:09" (1/1) ... [2023-11-19 04:03:09,870 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 04:03:09,881 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7203dd87-42e6-4e2d-b158-10e1e07d3f13/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 04:03:09,898 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7203dd87-42e6-4e2d-b158-10e1e07d3f13/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 04:03:09,916 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7203dd87-42e6-4e2d-b158-10e1e07d3f13/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 04:03:09,940 INFO L130 BoogieDeclarations]: Found specification of procedure show_fan [2023-11-19 04:03:09,940 INFO L138 BoogieDeclarations]: Found implementation of procedure show_fan [2023-11-19 04:03:09,940 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2023-11-19 04:03:09,941 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2023-11-19 04:03:09,941 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2023-11-19 04:03:09,941 INFO L130 BoogieDeclarations]: Found specification of procedure show_in_max [2023-11-19 04:03:09,941 INFO L138 BoogieDeclarations]: Found implementation of procedure show_in_max [2023-11-19 04:03:09,942 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2023-11-19 04:03:09,943 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2023-11-19 04:03:09,943 INFO L130 BoogieDeclarations]: Found specification of procedure set_in_max [2023-11-19 04:03:09,943 INFO L138 BoogieDeclarations]: Found implementation of procedure set_in_max [2023-11-19 04:03:09,943 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 04:03:09,943 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2023-11-19 04:03:09,944 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2023-11-19 04:03:09,944 INFO L130 BoogieDeclarations]: Found specification of procedure FAN_TO_REG [2023-11-19 04:03:09,944 INFO L138 BoogieDeclarations]: Found implementation of procedure FAN_TO_REG [2023-11-19 04:03:09,944 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2023-11-19 04:03:09,944 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2023-11-19 04:03:09,944 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_update_lock_of_lm78_data [2023-11-19 04:03:09,945 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_update_lock_of_lm78_data [2023-11-19 04:03:09,945 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_update_lock_of_lm78_data [2023-11-19 04:03:09,946 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_update_lock_of_lm78_data [2023-11-19 04:03:09,947 INFO L130 BoogieDeclarations]: Found specification of procedure show_fan_div [2023-11-19 04:03:09,947 INFO L138 BoogieDeclarations]: Found implementation of procedure show_fan_div [2023-11-19 04:03:09,947 INFO L130 BoogieDeclarations]: Found specification of procedure set_fan_div [2023-11-19 04:03:09,947 INFO L138 BoogieDeclarations]: Found implementation of procedure set_fan_div [2023-11-19 04:03:09,947 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 04:03:09,948 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2023-11-19 04:03:09,948 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2023-11-19 04:03:09,948 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2023-11-19 04:03:09,948 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2023-11-19 04:03:09,948 INFO L130 BoogieDeclarations]: Found specification of procedure __dynamic_dev_dbg [2023-11-19 04:03:09,949 INFO L138 BoogieDeclarations]: Found implementation of procedure __dynamic_dev_dbg [2023-11-19 04:03:09,949 INFO L130 BoogieDeclarations]: Found specification of procedure lm78_read_value [2023-11-19 04:03:09,949 INFO L138 BoogieDeclarations]: Found implementation of procedure lm78_read_value [2023-11-19 04:03:09,949 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2023-11-19 04:03:09,950 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2023-11-19 04:03:09,950 INFO L130 BoogieDeclarations]: Found specification of procedure IN_TO_REG [2023-11-19 04:03:09,951 INFO L138 BoogieDeclarations]: Found implementation of procedure IN_TO_REG [2023-11-19 04:03:09,951 INFO L130 BoogieDeclarations]: Found specification of procedure set_in_min [2023-11-19 04:03:09,952 INFO L138 BoogieDeclarations]: Found implementation of procedure set_in_min [2023-11-19 04:03:09,952 INFO L130 BoogieDeclarations]: Found specification of procedure lm78_isa_unregister [2023-11-19 04:03:09,953 INFO L138 BoogieDeclarations]: Found implementation of procedure lm78_isa_unregister [2023-11-19 04:03:09,953 INFO L130 BoogieDeclarations]: Found specification of procedure lm78_i2c_detect [2023-11-19 04:03:09,953 INFO L138 BoogieDeclarations]: Found implementation of procedure lm78_i2c_detect [2023-11-19 04:03:09,953 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2023-11-19 04:03:09,953 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2023-11-19 04:03:09,953 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 04:03:09,954 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 04:03:09,954 INFO L130 BoogieDeclarations]: Found specification of procedure TEMP_TO_REG [2023-11-19 04:03:09,954 INFO L138 BoogieDeclarations]: Found implementation of procedure TEMP_TO_REG [2023-11-19 04:03:09,954 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-19 04:03:09,954 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock [2023-11-19 04:03:09,954 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock [2023-11-19 04:03:09,955 INFO L130 BoogieDeclarations]: Found specification of procedure show_in_min [2023-11-19 04:03:09,955 INFO L138 BoogieDeclarations]: Found implementation of procedure show_in_min [2023-11-19 04:03:09,955 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2023-11-19 04:03:09,955 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2023-11-19 04:03:09,956 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 04:03:09,956 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-19 04:03:09,956 INFO L130 BoogieDeclarations]: Found specification of procedure set_fan_min [2023-11-19 04:03:09,956 INFO L138 BoogieDeclarations]: Found implementation of procedure set_fan_min [2023-11-19 04:03:09,956 INFO L130 BoogieDeclarations]: Found specification of procedure show_fan_min [2023-11-19 04:03:09,956 INFO L138 BoogieDeclarations]: Found implementation of procedure show_fan_min [2023-11-19 04:03:09,957 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 04:03:09,957 INFO L130 BoogieDeclarations]: Found specification of procedure sprintf [2023-11-19 04:03:09,957 INFO L130 BoogieDeclarations]: Found specification of procedure show_alarm [2023-11-19 04:03:09,957 INFO L138 BoogieDeclarations]: Found implementation of procedure show_alarm [2023-11-19 04:03:09,957 INFO L130 BoogieDeclarations]: Found specification of procedure lm78_write_value [2023-11-19 04:03:09,957 INFO L138 BoogieDeclarations]: Found implementation of procedure lm78_write_value [2023-11-19 04:03:09,957 INFO L130 BoogieDeclarations]: Found specification of procedure i2c_smbus_read_byte_data [2023-11-19 04:03:09,958 INFO L138 BoogieDeclarations]: Found implementation of procedure i2c_smbus_read_byte_data [2023-11-19 04:03:09,958 INFO L130 BoogieDeclarations]: Found specification of procedure show_in [2023-11-19 04:03:09,959 INFO L138 BoogieDeclarations]: Found implementation of procedure show_in [2023-11-19 04:03:09,960 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-19 04:03:09,961 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2023-11-19 04:03:09,961 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2023-11-19 04:03:09,961 INFO L130 BoogieDeclarations]: Found specification of procedure kstrtol [2023-11-19 04:03:09,961 INFO L138 BoogieDeclarations]: Found implementation of procedure kstrtol [2023-11-19 04:03:09,961 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 04:03:09,961 INFO L130 BoogieDeclarations]: Found specification of procedure kstrtoul [2023-11-19 04:03:09,962 INFO L138 BoogieDeclarations]: Found implementation of procedure kstrtoul [2023-11-19 04:03:09,962 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-19 04:03:09,962 INFO L130 BoogieDeclarations]: Found specification of procedure lm78_update_device [2023-11-19 04:03:09,962 INFO L138 BoogieDeclarations]: Found implementation of procedure lm78_update_device [2023-11-19 04:03:09,962 INFO L130 BoogieDeclarations]: Found specification of procedure FAN_FROM_REG [2023-11-19 04:03:09,963 INFO L138 BoogieDeclarations]: Found implementation of procedure FAN_FROM_REG [2023-11-19 04:03:09,963 INFO L130 BoogieDeclarations]: Found specification of procedure TEMP_FROM_REG [2023-11-19 04:03:09,963 INFO L138 BoogieDeclarations]: Found implementation of procedure TEMP_FROM_REG [2023-11-19 04:03:09,963 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 04:03:09,963 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 04:03:09,964 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 04:03:09,964 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2023-11-19 04:03:09,964 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2023-11-19 04:03:10,684 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 04:03:10,689 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 04:03:10,861 INFO L767 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2023-11-19 04:03:37,833 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 04:03:38,574 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 04:03:38,575 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-19 04:03:38,591 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:03:38 BoogieIcfgContainer [2023-11-19 04:03:38,592 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 04:03:38,593 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 04:03:38,593 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 04:03:38,604 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 04:03:38,605 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:03:38" (1/1) ... [2023-11-19 04:03:38,613 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 04:03:38,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:38,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1893 states to 1237 states and 1893 transitions. [2023-11-19 04:03:38,742 INFO L276 IsEmpty]: Start isEmpty. Operand 1237 states and 1893 transitions. [2023-11-19 04:03:38,849 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1555 [2023-11-19 04:03:38,849 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:38,850 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:40,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:44,060 INFO L134 CoverageAnalysis]: Checked inductivity of 70840 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 70840 trivial. 0 not checked. [2023-11-19 04:03:46,562 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.49s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-19 04:03:46,975 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:46,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2131 states to 1241 states and 2131 transitions. [2023-11-19 04:03:46,986 INFO L276 IsEmpty]: Start isEmpty. Operand 1241 states and 2131 transitions. [2023-11-19 04:03:47,122 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1556 [2023-11-19 04:03:47,122 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:47,122 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:48,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:50,361 INFO L134 CoverageAnalysis]: Checked inductivity of 70840 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 70840 trivial. 0 not checked. [2023-11-19 04:03:50,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:50,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2377 states to 1247 states and 2377 transitions. [2023-11-19 04:03:50,634 INFO L276 IsEmpty]: Start isEmpty. Operand 1247 states and 2377 transitions. [2023-11-19 04:03:50,665 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1555 [2023-11-19 04:03:50,665 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:50,665 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:51,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:53,476 INFO L134 CoverageAnalysis]: Checked inductivity of 70840 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 70840 trivial. 0 not checked. [2023-11-19 04:03:53,908 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:53,918 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2625 states to 1254 states and 2625 transitions. [2023-11-19 04:03:53,919 INFO L276 IsEmpty]: Start isEmpty. Operand 1254 states and 2625 transitions. [2023-11-19 04:03:53,943 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1554 [2023-11-19 04:03:53,944 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:53,944 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:55,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat