./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 6a47aea7 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c309762d-ba47-4c8e-902a-5fd1c21dcc82/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c309762d-ba47-4c8e-902a-5fd1c21dcc82/bin/ukojak-CwSLpZB5Qu/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c309762d-ba47-4c8e-902a-5fd1c21dcc82/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c309762d-ba47-4c8e-902a-5fd1c21dcc82/bin/ukojak-CwSLpZB5Qu/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_c309762d-ba47-4c8e-902a-5fd1c21dcc82/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c309762d-ba47-4c8e-902a-5fd1c21dcc82/bin/ukojak-CwSLpZB5Qu --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 Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 0b10b1b3528380403ac10783c1c50048dfd3b52c04b5bded1769f348bdf69761 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:01:38,621 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:01:38,624 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:01:38,676 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:01:38,677 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:01:38,682 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:01:38,683 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:01:38,686 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:01:38,688 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:01:38,689 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:01:38,690 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:01:38,692 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:01:38,692 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:01:38,693 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:01:38,695 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:01:38,697 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:01:38,698 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:01:38,699 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:01:38,702 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:01:38,704 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:01:38,706 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:01:38,713 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:01:38,715 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:01:38,717 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:01:38,723 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:01:38,727 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:01:38,727 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:01:38,730 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:01:38,731 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:01:38,732 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:01:38,733 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:01:38,734 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:01:38,736 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:01:38,737 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:01:38,739 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:01:38,739 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:01:38,740 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:01:38,741 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:01:38,741 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:01:38,742 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:01:38,743 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:01:38,744 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c309762d-ba47-4c8e-902a-5fd1c21dcc82/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-64bit-Kojak_Default.epf [2021-11-23 15:01:38,793 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:01:38,793 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:01:38,794 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:01:38,794 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:01:38,795 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:01:38,795 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:01:38,796 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:01:38,796 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:01:38,798 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:01:38,799 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:01:38,800 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:01:38,803 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:01:38,804 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:01:38,804 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:01:38,804 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:01:38,807 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:01:38,807 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:01:38,808 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:01:38,808 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:01:38,808 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:01:38,808 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:01:38,809 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:01:38,809 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:01:38,809 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:01:38,809 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:01:38,809 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_c309762d-ba47-4c8e-902a-5fd1c21dcc82/bin/ukojak-CwSLpZB5Qu/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c309762d-ba47-4c8e-902a-5fd1c21dcc82/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0b10b1b3528380403ac10783c1c50048dfd3b52c04b5bded1769f348bdf69761 [2021-11-23 15:01:39,086 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:01:39,114 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:01:39,118 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:01:39,119 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:01:39,121 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:01:39,122 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c309762d-ba47-4c8e-902a-5fd1c21dcc82/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/ldv-linux-3.0/module_get_put-drivers-hwmon-it87.ko.cil.out.i [2021-11-23 15:01:39,193 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c309762d-ba47-4c8e-902a-5fd1c21dcc82/bin/ukojak-CwSLpZB5Qu/data/cdccca2be/8275ab17cf0946d6913d610221b954ae/FLAG3522428a0 [2021-11-23 15:01:40,031 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:01:40,031 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c309762d-ba47-4c8e-902a-5fd1c21dcc82/sv-benchmarks/c/ldv-linux-3.0/module_get_put-drivers-hwmon-it87.ko.cil.out.i [2021-11-23 15:01:40,092 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c309762d-ba47-4c8e-902a-5fd1c21dcc82/bin/ukojak-CwSLpZB5Qu/data/cdccca2be/8275ab17cf0946d6913d610221b954ae/FLAG3522428a0 [2021-11-23 15:01:40,546 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c309762d-ba47-4c8e-902a-5fd1c21dcc82/bin/ukojak-CwSLpZB5Qu/data/cdccca2be/8275ab17cf0946d6913d610221b954ae [2021-11-23 15:01:40,553 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:01:40,555 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:01:40,556 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:01:40,556 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:01:40,560 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:01:40,561 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:01:40" (1/1) ... [2021-11-23 15:01:40,562 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6385777b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:40, skipping insertion in model container [2021-11-23 15:01:40,562 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:01:40" (1/1) ... [2021-11-23 15:01:40,570 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:01:40,702 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:01:42,398 WARN L230 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_c309762d-ba47-4c8e-902a-5fd1c21dcc82/sv-benchmarks/c/ldv-linux-3.0/module_get_put-drivers-hwmon-it87.ko.cil.out.i[224660,224673] [2021-11-23 15:01:42,430 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:01:42,553 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:01:42,946 WARN L230 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_c309762d-ba47-4c8e-902a-5fd1c21dcc82/sv-benchmarks/c/ldv-linux-3.0/module_get_put-drivers-hwmon-it87.ko.cil.out.i[224660,224673] [2021-11-23 15:01:42,970 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:01:43,388 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:01:43,389 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:43 WrapperNode [2021-11-23 15:01:43,389 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:01:43,391 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:01:43,391 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:01:43,391 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:01:43,404 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:43" (1/1) ... [2021-11-23 15:01:43,544 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:43" (1/1) ... [2021-11-23 15:01:43,744 INFO L137 Inliner]: procedures = 164, calls = 3642, calls flagged for inlining = 49, calls inlined = 38, statements flattened = 4092 [2021-11-23 15:01:43,746 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:01:43,747 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:01:43,748 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:01:43,748 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:01:43,763 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:43" (1/1) ... [2021-11-23 15:01:43,764 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:43" (1/1) ... [2021-11-23 15:01:43,788 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:43" (1/1) ... [2021-11-23 15:01:43,788 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:43" (1/1) ... [2021-11-23 15:01:43,940 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:43" (1/1) ... [2021-11-23 15:01:43,953 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:43" (1/1) ... [2021-11-23 15:01:43,972 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:43" (1/1) ... [2021-11-23 15:01:44,007 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:01:44,008 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:01:44,008 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:01:44,009 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:01:44,010 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:43" (1/1) ... [2021-11-23 15:01:44,018 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:01:44,030 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c309762d-ba47-4c8e-902a-5fd1c21dcc82/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:01:44,047 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c309762d-ba47-4c8e-902a-5fd1c21dcc82/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:01:44,097 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c309762d-ba47-4c8e-902a-5fd1c21dcc82/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:01:44,145 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2021-11-23 15:01:44,146 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2021-11-23 15:01:44,146 INFO L130 BoogieDeclarations]: Found specification of procedure platform_driver_unregister [2021-11-23 15:01:44,146 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_driver_unregister [2021-11-23 15:01:44,146 INFO L130 BoogieDeclarations]: Found specification of procedure dmi_get_system_info [2021-11-23 15:01:44,146 INFO L138 BoogieDeclarations]: Found implementation of procedure dmi_get_system_info [2021-11-23 15:01:44,147 INFO L130 BoogieDeclarations]: Found specification of procedure sysfs_create_group [2021-11-23 15:01:44,147 INFO L138 BoogieDeclarations]: Found implementation of procedure sysfs_create_group [2021-11-23 15:01:44,147 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-23 15:01:44,147 INFO L130 BoogieDeclarations]: Found specification of procedure sysfs_remove_group [2021-11-23 15:01:44,147 INFO L138 BoogieDeclarations]: Found implementation of procedure sysfs_remove_group [2021-11-23 15:01:44,147 INFO L130 BoogieDeclarations]: Found specification of procedure has_old_autopwm [2021-11-23 15:01:44,148 INFO L138 BoogieDeclarations]: Found implementation of procedure has_old_autopwm [2021-11-23 15:01:44,148 INFO L130 BoogieDeclarations]: Found specification of procedure it87_write_value [2021-11-23 15:01:44,148 INFO L138 BoogieDeclarations]: Found implementation of procedure it87_write_value [2021-11-23 15:01:44,148 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-11-23 15:01:44,148 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-11-23 15:01:44,148 INFO L130 BoogieDeclarations]: Found specification of procedure slow_down_io [2021-11-23 15:01:44,149 INFO L138 BoogieDeclarations]: Found implementation of procedure slow_down_io [2021-11-23 15:01:44,149 INFO L130 BoogieDeclarations]: Found specification of procedure __release_region [2021-11-23 15:01:44,149 INFO L138 BoogieDeclarations]: Found implementation of procedure __release_region [2021-11-23 15:01:44,149 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-11-23 15:01:44,149 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-11-23 15:01:44,149 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-23 15:01:44,150 INFO L130 BoogieDeclarations]: Found specification of procedure superio_select [2021-11-23 15:01:44,150 INFO L138 BoogieDeclarations]: Found implementation of procedure superio_select [2021-11-23 15:01:44,150 INFO L130 BoogieDeclarations]: Found specification of procedure it87_remove_files [2021-11-23 15:01:44,150 INFO L138 BoogieDeclarations]: Found implementation of procedure it87_remove_files [2021-11-23 15:01:44,150 INFO L130 BoogieDeclarations]: Found specification of procedure superio_inb [2021-11-23 15:01:44,150 INFO L138 BoogieDeclarations]: Found implementation of procedure superio_inb [2021-11-23 15:01:44,151 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-23 15:01:44,151 INFO L130 BoogieDeclarations]: Found specification of procedure has_16bit_fans [2021-11-23 15:01:44,151 INFO L138 BoogieDeclarations]: Found implementation of procedure has_16bit_fans [2021-11-23 15:01:44,151 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:01:44,151 INFO L130 BoogieDeclarations]: Found specification of procedure superio_inw [2021-11-23 15:01:44,151 INFO L138 BoogieDeclarations]: Found implementation of procedure superio_inw [2021-11-23 15:01:44,152 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-23 15:01:44,152 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 15:01:44,152 INFO L130 BoogieDeclarations]: Found specification of procedure it87_read_value [2021-11-23 15:01:44,152 INFO L138 BoogieDeclarations]: Found implementation of procedure it87_read_value [2021-11-23 15:01:44,152 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-23 15:01:44,153 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_blast_assert [2021-11-23 15:01:44,153 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_blast_assert [2021-11-23 15:01:44,153 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 15:01:44,153 INFO L130 BoogieDeclarations]: Found specification of procedure platform_set_drvdata [2021-11-23 15:01:44,153 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_set_drvdata [2021-11-23 15:01:44,153 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-23 15:01:44,154 INFO L130 BoogieDeclarations]: Found specification of procedure platform_get_drvdata [2021-11-23 15:01:44,154 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_get_drvdata [2021-11-23 15:01:44,154 INFO L130 BoogieDeclarations]: Found specification of procedure it87_get_fan_group [2021-11-23 15:01:44,154 INFO L138 BoogieDeclarations]: Found implementation of procedure it87_get_fan_group [2021-11-23 15:01:44,154 INFO L130 BoogieDeclarations]: Found specification of procedure outb_p [2021-11-23 15:01:44,154 INFO L138 BoogieDeclarations]: Found implementation of procedure outb_p [2021-11-23 15:01:44,155 INFO L130 BoogieDeclarations]: Found specification of procedure inb [2021-11-23 15:01:44,155 INFO L138 BoogieDeclarations]: Found implementation of procedure inb [2021-11-23 15:01:44,155 INFO L130 BoogieDeclarations]: Found specification of procedure outb [2021-11-23 15:01:44,155 INFO L138 BoogieDeclarations]: Found implementation of procedure outb [2021-11-23 15:01:44,155 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:01:44,155 INFO L130 BoogieDeclarations]: Found specification of procedure __request_region [2021-11-23 15:01:44,156 INFO L138 BoogieDeclarations]: Found implementation of procedure __request_region [2021-11-23 15:01:44,156 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:01:44,156 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:01:44,156 INFO L130 BoogieDeclarations]: Found specification of procedure sysfs_create_file [2021-11-23 15:01:44,156 INFO L138 BoogieDeclarations]: Found implementation of procedure sysfs_create_file [2021-11-23 15:01:44,157 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2021-11-23 15:01:44,157 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2021-11-23 15:01:44,605 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:01:44,607 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:01:44,839 WARN L815 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-11-23 15:01:44,856 WARN L815 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-11-23 15:01:50,478 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##28: assume !false; [2021-11-23 15:01:50,478 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##27: assume false; [2021-11-23 15:01:50,478 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##111: assume false; [2021-11-23 15:01:50,479 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##112: assume !false; [2021-11-23 15:01:50,538 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:01:50,872 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Set is immutable at de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaBuilder.addBranchEncoders(TransFormulaBuilder.java:170) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.parallelComposition(TransFormulaUtils.java:337) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.ParallelComposition.(ParallelComposition.java:108) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CodeBlockFactory.constructParallelComposition(CodeBlockFactory.java:109) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$LargeBlockEncoding.composeParallel(CfgBuilder.java:1792) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$LargeBlockEncoding.(CfgBuilder.java:1653) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:280) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-23 15:01:50,878 INFO L158 Benchmark]: Toolchain (without parser) took 10320.93ms. Allocated memory was 109.1MB in the beginning and 421.5MB in the end (delta: 312.5MB). Free memory was 81.3MB in the beginning and 174.1MB in the end (delta: -92.8MB). Peak memory consumption was 301.1MB. Max. memory is 16.1GB. [2021-11-23 15:01:50,879 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 90.2MB. Free memory is still 69.7MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:01:50,881 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2833.93ms. Allocated memory was 109.1MB in the beginning and 184.5MB in the end (delta: 75.5MB). Free memory was 81.0MB in the beginning and 122.2MB in the end (delta: -41.2MB). Peak memory consumption was 87.3MB. Max. memory is 16.1GB. [2021-11-23 15:01:50,883 INFO L158 Benchmark]: Boogie Procedure Inliner took 355.66ms. Allocated memory is still 184.5MB. Free memory was 122.2MB in the beginning and 92.9MB in the end (delta: 29.4MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. [2021-11-23 15:01:50,884 INFO L158 Benchmark]: Boogie Preprocessor took 260.16ms. Allocated memory is still 184.5MB. Free memory was 92.9MB in the beginning and 67.7MB in the end (delta: 25.2MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2021-11-23 15:01:50,885 INFO L158 Benchmark]: RCFGBuilder took 6866.68ms. Allocated memory was 184.5MB in the beginning and 421.5MB in the end (delta: 237.0MB). Free memory was 67.7MB in the beginning and 174.1MB in the end (delta: -106.4MB). Peak memory consumption was 212.7MB. Max. memory is 16.1GB. [2021-11-23 15:01:50,894 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33ms. Allocated memory is still 90.2MB. Free memory is still 69.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2833.93ms. Allocated memory was 109.1MB in the beginning and 184.5MB in the end (delta: 75.5MB). Free memory was 81.0MB in the beginning and 122.2MB in the end (delta: -41.2MB). Peak memory consumption was 87.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 355.66ms. Allocated memory is still 184.5MB. Free memory was 122.2MB in the beginning and 92.9MB in the end (delta: 29.4MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 260.16ms. Allocated memory is still 184.5MB. Free memory was 92.9MB in the beginning and 67.7MB in the end (delta: 25.2MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * RCFGBuilder took 6866.68ms. Allocated memory was 184.5MB in the beginning and 421.5MB in the end (delta: 237.0MB). Free memory was 67.7MB in the beginning and 174.1MB in the end (delta: -106.4MB). Peak memory consumption was 212.7MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 15:01:50,952 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c309762d-ba47-4c8e-902a-5fd1c21dcc82/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c309762d-ba47-4c8e-902a-5fd1c21dcc82/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c309762d-ba47-4c8e-902a-5fd1c21dcc82/bin/ukojak-CwSLpZB5Qu/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c309762d-ba47-4c8e-902a-5fd1c21dcc82/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c309762d-ba47-4c8e-902a-5fd1c21dcc82/bin/ukojak-CwSLpZB5Qu/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_c309762d-ba47-4c8e-902a-5fd1c21dcc82/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c309762d-ba47-4c8e-902a-5fd1c21dcc82/bin/ukojak-CwSLpZB5Qu --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 Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 0b10b1b3528380403ac10783c1c50048dfd3b52c04b5bded1769f348bdf69761 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:01:53,385 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:01:53,387 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:01:53,438 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:01:53,439 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:01:53,445 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:01:53,447 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:01:53,453 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:01:53,457 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:01:53,465 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:01:53,470 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:01:53,472 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:01:53,473 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:01:53,476 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:01:53,478 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:01:53,484 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:01:53,486 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:01:53,487 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:01:53,490 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:01:53,493 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:01:53,495 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:01:53,497 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:01:53,499 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:01:53,500 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:01:53,503 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:01:53,504 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:01:53,504 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:01:53,505 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:01:53,506 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:01:53,507 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:01:53,507 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:01:53,514 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:01:53,516 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:01:53,517 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:01:53,518 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:01:53,519 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:01:53,519 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:01:53,520 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:01:53,520 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:01:53,522 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:01:53,523 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:01:53,524 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c309762d-ba47-4c8e-902a-5fd1c21dcc82/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2021-11-23 15:01:53,577 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:01:53,577 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:01:53,579 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:01:53,579 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:01:53,580 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:01:53,581 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:01:53,581 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:01:53,581 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:01:53,581 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:01:53,582 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:01:53,583 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:01:53,583 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:01:53,583 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:01:53,583 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:01:53,583 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:01:53,584 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:01:53,584 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:01:53,584 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:01:53,584 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:01:53,584 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:01:53,585 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:01:53,585 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:01:53,585 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:01:53,585 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:01:53,585 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:01:53,586 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:01:53,586 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:01:53,586 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:01:53,586 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:01:53,586 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_c309762d-ba47-4c8e-902a-5fd1c21dcc82/bin/ukojak-CwSLpZB5Qu/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c309762d-ba47-4c8e-902a-5fd1c21dcc82/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0b10b1b3528380403ac10783c1c50048dfd3b52c04b5bded1769f348bdf69761 [2021-11-23 15:01:53,987 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:01:54,023 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:01:54,026 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:01:54,028 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:01:54,029 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:01:54,031 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c309762d-ba47-4c8e-902a-5fd1c21dcc82/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/ldv-linux-3.0/module_get_put-drivers-hwmon-it87.ko.cil.out.i [2021-11-23 15:01:54,121 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c309762d-ba47-4c8e-902a-5fd1c21dcc82/bin/ukojak-CwSLpZB5Qu/data/d40f2285d/cc171adb686d4206a420cc6a6ae88a66/FLAGb1a0567fd [2021-11-23 15:01:55,058 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:01:55,059 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c309762d-ba47-4c8e-902a-5fd1c21dcc82/sv-benchmarks/c/ldv-linux-3.0/module_get_put-drivers-hwmon-it87.ko.cil.out.i [2021-11-23 15:01:55,112 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c309762d-ba47-4c8e-902a-5fd1c21dcc82/bin/ukojak-CwSLpZB5Qu/data/d40f2285d/cc171adb686d4206a420cc6a6ae88a66/FLAGb1a0567fd [2021-11-23 15:01:55,519 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c309762d-ba47-4c8e-902a-5fd1c21dcc82/bin/ukojak-CwSLpZB5Qu/data/d40f2285d/cc171adb686d4206a420cc6a6ae88a66 [2021-11-23 15:01:55,522 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:01:55,524 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:01:55,529 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:01:55,529 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:01:55,532 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:01:55,533 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:01:55" (1/1) ... [2021-11-23 15:01:55,535 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7ba3f196 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:55, skipping insertion in model container [2021-11-23 15:01:55,536 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:01:55" (1/1) ... [2021-11-23 15:01:55,543 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:01:55,685 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:01:57,325 WARN L230 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_c309762d-ba47-4c8e-902a-5fd1c21dcc82/sv-benchmarks/c/ldv-linux-3.0/module_get_put-drivers-hwmon-it87.ko.cil.out.i[224660,224673] [2021-11-23 15:01:57,362 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:01:57,452 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-11-23 15:01:57,529 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:01:57,959 WARN L230 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_c309762d-ba47-4c8e-902a-5fd1c21dcc82/sv-benchmarks/c/ldv-linux-3.0/module_get_put-drivers-hwmon-it87.ko.cil.out.i[224660,224673] [2021-11-23 15:01:57,968 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:01:58,042 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:01:58,444 WARN L230 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_c309762d-ba47-4c8e-902a-5fd1c21dcc82/sv-benchmarks/c/ldv-linux-3.0/module_get_put-drivers-hwmon-it87.ko.cil.out.i[224660,224673] [2021-11-23 15:01:58,471 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:01:58,938 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:01:58,938 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:58 WrapperNode [2021-11-23 15:01:58,938 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:01:58,940 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:01:58,940 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:01:58,940 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:01:58,957 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:58" (1/1) ... [2021-11-23 15:01:59,075 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:58" (1/1) ... [2021-11-23 15:01:59,276 INFO L137 Inliner]: procedures = 171, calls = 3642, calls flagged for inlining = 49, calls inlined = 38, statements flattened = 4036 [2021-11-23 15:01:59,277 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:01:59,278 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:01:59,278 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:01:59,278 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:01:59,287 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:58" (1/1) ... [2021-11-23 15:01:59,287 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:58" (1/1) ... [2021-11-23 15:01:59,355 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:58" (1/1) ... [2021-11-23 15:01:59,355 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:58" (1/1) ... [2021-11-23 15:01:59,534 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:58" (1/1) ... [2021-11-23 15:01:59,562 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:58" (1/1) ... [2021-11-23 15:01:59,581 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:58" (1/1) ... [2021-11-23 15:01:59,600 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:01:59,601 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:01:59,602 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:01:59,602 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:01:59,602 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:01:58" (1/1) ... [2021-11-23 15:01:59,609 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:01:59,619 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c309762d-ba47-4c8e-902a-5fd1c21dcc82/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:01:59,631 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c309762d-ba47-4c8e-902a-5fd1c21dcc82/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:01:59,658 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c309762d-ba47-4c8e-902a-5fd1c21dcc82/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:01:59,678 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2021-11-23 15:01:59,679 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2021-11-23 15:01:59,679 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2021-11-23 15:01:59,679 INFO L130 BoogieDeclarations]: Found specification of procedure platform_driver_unregister [2021-11-23 15:01:59,679 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_driver_unregister [2021-11-23 15:01:59,679 INFO L130 BoogieDeclarations]: Found specification of procedure dmi_get_system_info [2021-11-23 15:01:59,679 INFO L138 BoogieDeclarations]: Found implementation of procedure dmi_get_system_info [2021-11-23 15:01:59,680 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2021-11-23 15:01:59,680 INFO L130 BoogieDeclarations]: Found specification of procedure sysfs_create_group [2021-11-23 15:01:59,680 INFO L138 BoogieDeclarations]: Found implementation of procedure sysfs_create_group [2021-11-23 15:01:59,680 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-11-23 15:01:59,680 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2 [2021-11-23 15:01:59,680 INFO L130 BoogieDeclarations]: Found specification of procedure sysfs_remove_group [2021-11-23 15:01:59,680 INFO L138 BoogieDeclarations]: Found implementation of procedure sysfs_remove_group [2021-11-23 15:01:59,681 INFO L130 BoogieDeclarations]: Found specification of procedure has_old_autopwm [2021-11-23 15:01:59,681 INFO L138 BoogieDeclarations]: Found implementation of procedure has_old_autopwm [2021-11-23 15:01:59,681 INFO L130 BoogieDeclarations]: Found specification of procedure it87_write_value [2021-11-23 15:01:59,681 INFO L138 BoogieDeclarations]: Found implementation of procedure it87_write_value [2021-11-23 15:01:59,681 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-11-23 15:01:59,681 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-11-23 15:01:59,682 INFO L130 BoogieDeclarations]: Found specification of procedure slow_down_io [2021-11-23 15:01:59,682 INFO L138 BoogieDeclarations]: Found implementation of procedure slow_down_io [2021-11-23 15:01:59,682 INFO L130 BoogieDeclarations]: Found specification of procedure __release_region [2021-11-23 15:01:59,682 INFO L138 BoogieDeclarations]: Found implementation of procedure __release_region [2021-11-23 15:01:59,682 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-11-23 15:01:59,682 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-11-23 15:01:59,682 INFO L130 BoogieDeclarations]: Found specification of procedure superio_select [2021-11-23 15:01:59,683 INFO L138 BoogieDeclarations]: Found implementation of procedure superio_select [2021-11-23 15:01:59,683 INFO L130 BoogieDeclarations]: Found specification of procedure it87_remove_files [2021-11-23 15:01:59,683 INFO L138 BoogieDeclarations]: Found implementation of procedure it87_remove_files [2021-11-23 15:01:59,683 INFO L130 BoogieDeclarations]: Found specification of procedure superio_inb [2021-11-23 15:01:59,683 INFO L138 BoogieDeclarations]: Found implementation of procedure superio_inb [2021-11-23 15:01:59,683 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-23 15:01:59,683 INFO L130 BoogieDeclarations]: Found specification of procedure has_16bit_fans [2021-11-23 15:01:59,684 INFO L138 BoogieDeclarations]: Found implementation of procedure has_16bit_fans [2021-11-23 15:01:59,684 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:01:59,684 INFO L130 BoogieDeclarations]: Found specification of procedure superio_inw [2021-11-23 15:01:59,684 INFO L138 BoogieDeclarations]: Found implementation of procedure superio_inw [2021-11-23 15:01:59,684 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-23 15:01:59,684 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 15:01:59,684 INFO L130 BoogieDeclarations]: Found specification of procedure it87_read_value [2021-11-23 15:01:59,685 INFO L138 BoogieDeclarations]: Found implementation of procedure it87_read_value [2021-11-23 15:01:59,685 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-23 15:01:59,685 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8 [2021-11-23 15:01:59,685 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2021-11-23 15:01:59,685 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2 [2021-11-23 15:01:59,685 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_blast_assert [2021-11-23 15:01:59,686 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_blast_assert [2021-11-23 15:01:59,686 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-11-23 15:01:59,686 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 15:01:59,686 INFO L130 BoogieDeclarations]: Found specification of procedure platform_set_drvdata [2021-11-23 15:01:59,686 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_set_drvdata [2021-11-23 15:01:59,686 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-23 15:01:59,686 INFO L130 BoogieDeclarations]: Found specification of procedure platform_get_drvdata [2021-11-23 15:01:59,687 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_get_drvdata [2021-11-23 15:01:59,687 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:01:59,687 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2021-11-23 15:01:59,687 INFO L130 BoogieDeclarations]: Found specification of procedure it87_get_fan_group [2021-11-23 15:01:59,687 INFO L138 BoogieDeclarations]: Found implementation of procedure it87_get_fan_group [2021-11-23 15:01:59,687 INFO L130 BoogieDeclarations]: Found specification of procedure outb_p [2021-11-23 15:01:59,687 INFO L138 BoogieDeclarations]: Found implementation of procedure outb_p [2021-11-23 15:01:59,688 INFO L130 BoogieDeclarations]: Found specification of procedure inb [2021-11-23 15:01:59,688 INFO L138 BoogieDeclarations]: Found implementation of procedure inb [2021-11-23 15:01:59,688 INFO L130 BoogieDeclarations]: Found specification of procedure outb [2021-11-23 15:01:59,688 INFO L138 BoogieDeclarations]: Found implementation of procedure outb [2021-11-23 15:01:59,688 INFO L130 BoogieDeclarations]: Found specification of procedure __request_region [2021-11-23 15:01:59,688 INFO L138 BoogieDeclarations]: Found implementation of procedure __request_region [2021-11-23 15:01:59,688 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:01:59,689 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:01:59,689 INFO L130 BoogieDeclarations]: Found specification of procedure sysfs_create_file [2021-11-23 15:01:59,689 INFO L138 BoogieDeclarations]: Found implementation of procedure sysfs_create_file [2021-11-23 15:01:59,689 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2021-11-23 15:01:59,689 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2021-11-23 15:02:00,202 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:02:00,206 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:02:00,544 WARN L815 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-11-23 15:02:00,552 WARN L815 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-11-23 15:02:21,429 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##28: assume !false; [2021-11-23 15:02:21,429 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##27: assume false; [2021-11-23 15:02:21,429 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##111: assume false; [2021-11-23 15:02:21,429 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##112: assume !false; [2021-11-23 15:02:21,614 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:02:21,978 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Set is immutable at de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaBuilder.addBranchEncoders(TransFormulaBuilder.java:170) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.parallelComposition(TransFormulaUtils.java:337) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.ParallelComposition.(ParallelComposition.java:108) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CodeBlockFactory.constructParallelComposition(CodeBlockFactory.java:109) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$LargeBlockEncoding.composeParallel(CfgBuilder.java:1792) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$LargeBlockEncoding.(CfgBuilder.java:1653) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:280) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-23 15:02:21,982 INFO L158 Benchmark]: Toolchain (without parser) took 26456.64ms. Allocated memory was 52.4MB in the beginning and 719.3MB in the end (delta: 666.9MB). Free memory was 29.9MB in the beginning and 432.0MB in the end (delta: -402.1MB). Peak memory consumption was 367.5MB. Max. memory is 16.1GB. [2021-11-23 15:02:21,983 INFO L158 Benchmark]: CDTParser took 0.35ms. Allocated memory is still 52.4MB. Free memory is still 34.2MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:02:21,983 INFO L158 Benchmark]: CACSL2BoogieTranslator took 3410.29ms. Allocated memory was 52.4MB in the beginning and 188.7MB in the end (delta: 136.3MB). Free memory was 29.8MB in the beginning and 62.2MB in the end (delta: -32.4MB). Peak memory consumption was 106.5MB. Max. memory is 16.1GB. [2021-11-23 15:02:21,984 INFO L158 Benchmark]: Boogie Procedure Inliner took 337.45ms. Allocated memory was 188.7MB in the beginning and 356.5MB in the end (delta: 167.8MB). Free memory was 62.2MB in the beginning and 270.1MB in the end (delta: -207.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-11-23 15:02:21,985 INFO L158 Benchmark]: Boogie Preprocessor took 322.63ms. Allocated memory is still 356.5MB. Free memory was 270.1MB in the beginning and 243.8MB in the end (delta: 26.3MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. [2021-11-23 15:02:21,986 INFO L158 Benchmark]: RCFGBuilder took 22378.63ms. Allocated memory was 356.5MB in the beginning and 719.3MB in the end (delta: 362.8MB). Free memory was 243.8MB in the beginning and 432.0MB in the end (delta: -188.2MB). Peak memory consumption was 278.2MB. Max. memory is 16.1GB. [2021-11-23 15:02:21,989 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35ms. Allocated memory is still 52.4MB. Free memory is still 34.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 3410.29ms. Allocated memory was 52.4MB in the beginning and 188.7MB in the end (delta: 136.3MB). Free memory was 29.8MB in the beginning and 62.2MB in the end (delta: -32.4MB). Peak memory consumption was 106.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 337.45ms. Allocated memory was 188.7MB in the beginning and 356.5MB in the end (delta: 167.8MB). Free memory was 62.2MB in the beginning and 270.1MB in the end (delta: -207.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 322.63ms. Allocated memory is still 356.5MB. Free memory was 270.1MB in the beginning and 243.8MB in the end (delta: 26.3MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. * RCFGBuilder took 22378.63ms. Allocated memory was 356.5MB in the beginning and 719.3MB in the end (delta: 362.8MB). Free memory was 243.8MB in the beginning and 432.0MB in the end (delta: -188.2MB). Peak memory consumption was 278.2MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 15:02:22,073 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c309762d-ba47-4c8e-902a-5fd1c21dcc82/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable