./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-3.0/module_get_put-drivers-hwmon-it87.ko.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 826ab2ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1fe3d41-2072-4b17-9851-6eb4e03e7944/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1fe3d41-2072-4b17-9851-6eb4e03e7944/bin/ukojak-verify-EEHR8qb7sm/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1fe3d41-2072-4b17-9851-6eb4e03e7944/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1fe3d41-2072-4b17-9851-6eb4e03e7944/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.0/module_get_put-drivers-hwmon-it87.ko.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1fe3d41-2072-4b17-9851-6eb4e03e7944/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1fe3d41-2072-4b17-9851-6eb4e03e7944/bin/ukojak-verify-EEHR8qb7sm --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 0b10b1b3528380403ac10783c1c50048dfd3b52c04b5bded1769f348bdf69761 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 23:20:26,613 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 23:20:26,723 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1fe3d41-2072-4b17-9851-6eb4e03e7944/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-64bit-Kojak_Default.epf [2024-11-13 23:20:26,728 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 23:20:26,728 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 23:20:26,753 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 23:20:26,754 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 23:20:26,754 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 23:20:26,755 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 23:20:26,755 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 23:20:26,755 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 23:20:26,756 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 23:20:26,756 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 23:20:26,756 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 23:20:26,756 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 23:20:26,756 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 23:20:26,756 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 23:20:26,756 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 23:20:26,757 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 23:20:26,757 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 23:20:26,757 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 23:20:26,757 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 23:20:26,757 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 23:20:26,758 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 23:20:26,758 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 23:20:26,758 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 23:20:26,758 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 23:20:26,758 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 23:20:26,758 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 23:20:26,759 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 23:20:26,759 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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_c1fe3d41-2072-4b17-9851-6eb4e03e7944/bin/ukojak-verify-EEHR8qb7sm 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 -> 0b10b1b3528380403ac10783c1c50048dfd3b52c04b5bded1769f348bdf69761 [2024-11-13 23:20:27,106 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 23:20:27,116 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 23:20:27,121 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 23:20:27,123 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 23:20:27,123 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 23:20:27,124 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1fe3d41-2072-4b17-9851-6eb4e03e7944/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/ldv-linux-3.0/module_get_put-drivers-hwmon-it87.ko.cil.out.i Unable to find full path for "g++" [2024-11-13 23:20:29,075 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 23:20:29,821 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 23:20:29,823 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1fe3d41-2072-4b17-9851-6eb4e03e7944/sv-benchmarks/c/ldv-linux-3.0/module_get_put-drivers-hwmon-it87.ko.cil.out.i [2024-11-13 23:20:29,878 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1fe3d41-2072-4b17-9851-6eb4e03e7944/bin/ukojak-verify-EEHR8qb7sm/data/40360d424/3482510bb3a041cdb65299d575e74d3e/FLAGeca58a635 [2024-11-13 23:20:29,900 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1fe3d41-2072-4b17-9851-6eb4e03e7944/bin/ukojak-verify-EEHR8qb7sm/data/40360d424/3482510bb3a041cdb65299d575e74d3e [2024-11-13 23:20:29,902 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 23:20:29,904 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 23:20:29,906 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 23:20:29,906 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 23:20:29,911 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 23:20:29,912 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 11:20:29" (1/1) ... [2024-11-13 23:20:29,914 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@70fb6c8a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:20:29, skipping insertion in model container [2024-11-13 23:20:29,914 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 11:20:29" (1/1) ... [2024-11-13 23:20:30,015 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 23:20:31,511 WARN L250 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_c1fe3d41-2072-4b17-9851-6eb4e03e7944/sv-benchmarks/c/ldv-linux-3.0/module_get_put-drivers-hwmon-it87.ko.cil.out.i[224660,224673] [2024-11-13 23:20:31,553 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 23:20:31,661 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 23:20:31,762 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("outb %b0, %w1": : "a" (value), "Nd" (port)); [2988] [2024-11-13 23:20:31,764 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("inb %w1, %b0": "=a" (value): "Nd" (port)); [2995] [2024-11-13 23:20:32,113 WARN L250 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_c1fe3d41-2072-4b17-9851-6eb4e03e7944/sv-benchmarks/c/ldv-linux-3.0/module_get_put-drivers-hwmon-it87.ko.cil.out.i[224660,224673] [2024-11-13 23:20:32,130 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 23:20:32,688 INFO L204 MainTranslator]: Completed translation [2024-11-13 23:20:32,689 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:20:32 WrapperNode [2024-11-13 23:20:32,689 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 23:20:32,691 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 23:20:32,691 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 23:20:32,692 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 23:20:32,707 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:20:32" (1/1) ... [2024-11-13 23:20:32,815 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:20:32" (1/1) ... [2024-11-13 23:20:33,039 INFO L138 Inliner]: procedures = 166, calls = 3687, calls flagged for inlining = 51, calls inlined = 38, statements flattened = 4797 [2024-11-13 23:20:33,039 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 23:20:33,041 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 23:20:33,041 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 23:20:33,041 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 23:20:33,051 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:20:32" (1/1) ... [2024-11-13 23:20:33,052 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:20:32" (1/1) ... [2024-11-13 23:20:33,101 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:20:32" (1/1) ... [2024-11-13 23:20:33,101 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:20:32" (1/1) ... [2024-11-13 23:20:33,249 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:20:32" (1/1) ... [2024-11-13 23:20:33,274 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:20:32" (1/1) ... [2024-11-13 23:20:33,288 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:20:32" (1/1) ... [2024-11-13 23:20:33,299 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:20:32" (1/1) ... [2024-11-13 23:20:33,329 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 23:20:33,330 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 23:20:33,331 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 23:20:33,331 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 23:20:33,332 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:20:32" (1/1) ... [2024-11-13 23:20:33,338 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 23:20:33,354 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1fe3d41-2072-4b17-9851-6eb4e03e7944/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 23:20:33,370 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1fe3d41-2072-4b17-9851-6eb4e03e7944/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 23:20:33,375 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1fe3d41-2072-4b17-9851-6eb4e03e7944/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 23:20:33,409 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2024-11-13 23:20:33,410 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2024-11-13 23:20:33,410 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2024-11-13 23:20:33,410 INFO L130 BoogieDeclarations]: Found specification of procedure platform_driver_unregister [2024-11-13 23:20:33,410 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_driver_unregister [2024-11-13 23:20:33,410 INFO L130 BoogieDeclarations]: Found specification of procedure _dev_info [2024-11-13 23:20:33,410 INFO L138 BoogieDeclarations]: Found implementation of procedure _dev_info [2024-11-13 23:20:33,410 INFO L130 BoogieDeclarations]: Found specification of procedure dmi_get_system_info [2024-11-13 23:20:33,411 INFO L138 BoogieDeclarations]: Found implementation of procedure dmi_get_system_info [2024-11-13 23:20:33,411 INFO L130 BoogieDeclarations]: Found specification of procedure sysfs_create_group [2024-11-13 23:20:33,411 INFO L138 BoogieDeclarations]: Found implementation of procedure sysfs_create_group [2024-11-13 23:20:33,411 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2024-11-13 23:20:33,411 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-13 23:20:33,411 INFO L130 BoogieDeclarations]: Found specification of procedure sysfs_remove_group [2024-11-13 23:20:33,411 INFO L138 BoogieDeclarations]: Found implementation of procedure sysfs_remove_group [2024-11-13 23:20:33,411 INFO L130 BoogieDeclarations]: Found specification of procedure has_old_autopwm [2024-11-13 23:20:33,412 INFO L138 BoogieDeclarations]: Found implementation of procedure has_old_autopwm [2024-11-13 23:20:33,412 INFO L130 BoogieDeclarations]: Found specification of procedure it87_write_value [2024-11-13 23:20:33,412 INFO L138 BoogieDeclarations]: Found implementation of procedure it87_write_value [2024-11-13 23:20:33,412 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2024-11-13 23:20:33,413 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2024-11-13 23:20:33,413 INFO L130 BoogieDeclarations]: Found specification of procedure slow_down_io [2024-11-13 23:20:33,413 INFO L138 BoogieDeclarations]: Found implementation of procedure slow_down_io [2024-11-13 23:20:33,413 INFO L130 BoogieDeclarations]: Found specification of procedure __release_region [2024-11-13 23:20:33,413 INFO L138 BoogieDeclarations]: Found implementation of procedure __release_region [2024-11-13 23:20:33,413 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2024-11-13 23:20:33,413 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2024-11-13 23:20:33,414 INFO L130 BoogieDeclarations]: Found specification of procedure dev_printk [2024-11-13 23:20:33,414 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_printk [2024-11-13 23:20:33,414 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-13 23:20:33,414 INFO L130 BoogieDeclarations]: Found specification of procedure superio_select [2024-11-13 23:20:33,414 INFO L138 BoogieDeclarations]: Found implementation of procedure superio_select [2024-11-13 23:20:33,415 INFO L130 BoogieDeclarations]: Found specification of procedure it87_remove_files [2024-11-13 23:20:33,415 INFO L138 BoogieDeclarations]: Found implementation of procedure it87_remove_files [2024-11-13 23:20:33,416 INFO L130 BoogieDeclarations]: Found specification of procedure superio_inb [2024-11-13 23:20:33,416 INFO L138 BoogieDeclarations]: Found implementation of procedure superio_inb [2024-11-13 23:20:33,416 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-13 23:20:33,417 INFO L130 BoogieDeclarations]: Found specification of procedure has_16bit_fans [2024-11-13 23:20:33,417 INFO L138 BoogieDeclarations]: Found implementation of procedure has_16bit_fans [2024-11-13 23:20:33,417 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 23:20:33,418 INFO L130 BoogieDeclarations]: Found specification of procedure superio_inw [2024-11-13 23:20:33,418 INFO L138 BoogieDeclarations]: Found implementation of procedure superio_inw [2024-11-13 23:20:33,419 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2024-11-13 23:20:33,419 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-13 23:20:33,419 INFO L130 BoogieDeclarations]: Found specification of procedure it87_read_value [2024-11-13 23:20:33,419 INFO L138 BoogieDeclarations]: Found implementation of procedure it87_read_value [2024-11-13 23:20:33,419 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2024-11-13 23:20:33,419 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_blast_assert [2024-11-13 23:20:33,420 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_blast_assert [2024-11-13 23:20:33,420 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-13 23:20:33,420 INFO L130 BoogieDeclarations]: Found specification of procedure platform_set_drvdata [2024-11-13 23:20:33,420 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_set_drvdata [2024-11-13 23:20:33,420 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2024-11-13 23:20:33,420 INFO L130 BoogieDeclarations]: Found specification of procedure platform_get_drvdata [2024-11-13 23:20:33,420 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_get_drvdata [2024-11-13 23:20:33,420 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2024-11-13 23:20:33,420 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2024-11-13 23:20:33,420 INFO L130 BoogieDeclarations]: Found specification of procedure it87_get_fan_group [2024-11-13 23:20:33,420 INFO L138 BoogieDeclarations]: Found implementation of procedure it87_get_fan_group [2024-11-13 23:20:33,420 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2024-11-13 23:20:33,420 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2024-11-13 23:20:33,421 INFO L130 BoogieDeclarations]: Found specification of procedure outb_p [2024-11-13 23:20:33,421 INFO L138 BoogieDeclarations]: Found implementation of procedure outb_p [2024-11-13 23:20:33,421 INFO L130 BoogieDeclarations]: Found specification of procedure inb [2024-11-13 23:20:33,421 INFO L138 BoogieDeclarations]: Found implementation of procedure inb [2024-11-13 23:20:33,421 INFO L130 BoogieDeclarations]: Found specification of procedure outb [2024-11-13 23:20:33,421 INFO L138 BoogieDeclarations]: Found implementation of procedure outb [2024-11-13 23:20:33,421 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 23:20:33,421 INFO L130 BoogieDeclarations]: Found specification of procedure __request_region [2024-11-13 23:20:33,421 INFO L138 BoogieDeclarations]: Found implementation of procedure __request_region [2024-11-13 23:20:33,421 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 23:20:33,421 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 23:20:33,421 INFO L130 BoogieDeclarations]: Found specification of procedure sysfs_create_file [2024-11-13 23:20:33,421 INFO L138 BoogieDeclarations]: Found implementation of procedure sysfs_create_file [2024-11-13 23:20:33,422 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2024-11-13 23:20:33,422 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2024-11-13 23:20:34,101 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 23:20:34,105 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 23:20:34,666 WARN L781 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-11-13 23:20:34,678 WARN L781 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-11-13 23:21:15,063 INFO L735 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##195: assume false; [2024-11-13 23:21:15,064 INFO L735 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##196: assume !false; [2024-11-13 23:21:15,064 INFO L735 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##28: assume !false; [2024-11-13 23:21:15,064 INFO L735 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##27: assume false; [2024-11-13 23:21:15,420 INFO L? ?]: Removed 512 outVars from TransFormulas that were not future-live. [2024-11-13 23:21:15,421 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 23:21:19,217 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 23:21:19,217 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-13 23:21:19,218 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:21:19 BoogieIcfgContainer [2024-11-13 23:21:19,218 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 23:21:19,219 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 23:21:19,219 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 23:21:19,230 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 23:21:19,231 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:21:19" (1/1) ... [2024-11-13 23:21:19,240 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 23:21:19,295 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:21:19,313 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 605 states to 420 states and 605 transitions. [2024-11-13 23:21:19,314 INFO L276 IsEmpty]: Start isEmpty. Operand 420 states and 605 transitions. [2024-11-13 23:21:19,320 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-11-13 23:21:19,320 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:21:19,321 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:27:48,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:27:51,307 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 23:28:01,999 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.66s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-13 23:28:02,143 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:28:02,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 623 states to 427 states and 619 transitions. [2024-11-13 23:28:02,149 INFO L276 IsEmpty]: Start isEmpty. Operand 427 states and 619 transitions. [2024-11-13 23:28:02,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-11-13 23:28:02,150 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:28:02,150 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:34:21,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:34:23,486 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 23:34:23,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:34:23,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 624 states to 428 states and 620 transitions. [2024-11-13 23:34:23,661 INFO L276 IsEmpty]: Start isEmpty. Operand 428 states and 620 transitions. [2024-11-13 23:34:23,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2024-11-13 23:34:23,662 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:34:23,663 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms