./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--tty--serial--8250--8250.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 57096758 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92761bb5-cefd-49c1-af9a-9e9e01de3383/bin/uautomizer-hJ6jxDFKc3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92761bb5-cefd-49c1-af9a-9e9e01de3383/bin/uautomizer-hJ6jxDFKc3/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92761bb5-cefd-49c1-af9a-9e9e01de3383/bin/uautomizer-hJ6jxDFKc3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92761bb5-cefd-49c1-af9a-9e9e01de3383/bin/uautomizer-hJ6jxDFKc3/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--tty--serial--8250--8250.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92761bb5-cefd-49c1-af9a-9e9e01de3383/bin/uautomizer-hJ6jxDFKc3/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92761bb5-cefd-49c1-af9a-9e9e01de3383/bin/uautomizer-hJ6jxDFKc3 --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 2c639baba45416cc99e5d5fa9d747541e12f957a .................................................................................................................................................................................................................................................................................................. Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92761bb5-cefd-49c1-af9a-9e9e01de3383/bin/uautomizer-hJ6jxDFKc3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92761bb5-cefd-49c1-af9a-9e9e01de3383/bin/uautomizer-hJ6jxDFKc3/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92761bb5-cefd-49c1-af9a-9e9e01de3383/bin/uautomizer-hJ6jxDFKc3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92761bb5-cefd-49c1-af9a-9e9e01de3383/bin/uautomizer-hJ6jxDFKc3/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--tty--serial--8250--8250.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92761bb5-cefd-49c1-af9a-9e9e01de3383/bin/uautomizer-hJ6jxDFKc3/config/svcomp-Reach-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92761bb5-cefd-49c1-af9a-9e9e01de3383/bin/uautomizer-hJ6jxDFKc3 --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 2c639baba45416cc99e5d5fa9d747541e12f957a ................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: unsupported for concurrent analysis Call --- Real Ultimate output --- This is Ultimate 0.2.1-dev-5709675 [2021-10-15 20:16:24,666 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-15 20:16:24,668 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-15 20:16:24,739 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-15 20:16:24,740 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-15 20:16:24,747 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-15 20:16:24,750 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-15 20:16:24,755 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-15 20:16:24,758 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-15 20:16:24,765 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-15 20:16:24,766 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-15 20:16:24,768 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-15 20:16:24,769 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-15 20:16:24,772 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-15 20:16:24,775 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-15 20:16:24,780 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-15 20:16:24,782 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-15 20:16:24,783 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-15 20:16:24,786 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-15 20:16:24,796 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-15 20:16:24,798 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-15 20:16:24,800 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-15 20:16:24,803 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-15 20:16:24,805 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-15 20:16:24,809 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-15 20:16:24,810 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-15 20:16:24,811 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-15 20:16:24,813 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-15 20:16:24,814 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-15 20:16:24,816 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-15 20:16:24,816 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-15 20:16:24,818 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-15 20:16:24,820 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-15 20:16:24,822 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-15 20:16:24,824 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-15 20:16:24,824 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-15 20:16:24,825 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-15 20:16:24,825 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-15 20:16:24,826 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-15 20:16:24,827 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-15 20:16:24,828 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-15 20:16:24,829 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92761bb5-cefd-49c1-af9a-9e9e01de3383/bin/uautomizer-hJ6jxDFKc3/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-10-15 20:16:24,881 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-15 20:16:24,881 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-15 20:16:24,882 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-15 20:16:24,882 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-15 20:16:24,892 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-15 20:16:24,892 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-15 20:16:24,892 INFO L138 SettingsManager]: * Use SBE=true [2021-10-15 20:16:24,893 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-15 20:16:24,893 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-15 20:16:24,893 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-15 20:16:24,894 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-15 20:16:24,895 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-15 20:16:24,895 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-15 20:16:24,895 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-15 20:16:24,896 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-15 20:16:24,896 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-15 20:16:24,896 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-15 20:16:24,896 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-15 20:16:24,897 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-15 20:16:24,897 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-15 20:16:24,897 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-15 20:16:24,898 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-15 20:16:24,898 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-15 20:16:24,898 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-15 20:16:24,898 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-15 20:16:24,899 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-10-15 20:16:24,899 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-10-15 20:16:24,899 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-15 20:16:24,899 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-15 20:16:24,901 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_92761bb5-cefd-49c1-af9a-9e9e01de3383/bin/uautomizer-hJ6jxDFKc3/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92761bb5-cefd-49c1-af9a-9e9e01de3383/bin/uautomizer-hJ6jxDFKc3 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2c639baba45416cc99e5d5fa9d747541e12f957a [2021-10-15 20:16:25,235 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-15 20:16:25,264 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-15 20:16:25,269 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-15 20:16:25,271 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-15 20:16:25,272 INFO L275 PluginConnector]: CDTParser initialized [2021-10-15 20:16:25,273 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92761bb5-cefd-49c1-af9a-9e9e01de3383/bin/uautomizer-hJ6jxDFKc3/../../sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--tty--serial--8250--8250.ko-entry_point.cil.out.i [2021-10-15 20:16:25,389 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92761bb5-cefd-49c1-af9a-9e9e01de3383/bin/uautomizer-hJ6jxDFKc3/data/e01428530/3e7f07ed58d2439491be73e52e348140/FLAGc812b570f [2021-10-15 20:16:26,473 INFO L306 CDTParser]: Found 1 translation units. [2021-10-15 20:16:26,475 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92761bb5-cefd-49c1-af9a-9e9e01de3383/sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--tty--serial--8250--8250.ko-entry_point.cil.out.i [2021-10-15 20:16:26,525 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92761bb5-cefd-49c1-af9a-9e9e01de3383/bin/uautomizer-hJ6jxDFKc3/data/e01428530/3e7f07ed58d2439491be73e52e348140/FLAGc812b570f [2021-10-15 20:16:26,794 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92761bb5-cefd-49c1-af9a-9e9e01de3383/bin/uautomizer-hJ6jxDFKc3/data/e01428530/3e7f07ed58d2439491be73e52e348140 [2021-10-15 20:16:26,797 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-15 20:16:26,800 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-15 20:16:26,805 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-15 20:16:26,806 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-15 20:16:26,810 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-15 20:16:26,811 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 08:16:26" (1/1) ... [2021-10-15 20:16:26,813 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3b691252 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 08:16:26, skipping insertion in model container [2021-10-15 20:16:26,813 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 08:16:26" (1/1) ... [2021-10-15 20:16:26,856 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-15 20:16:27,005 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-15 20:16:27,589 WARN L1214 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [4050] [2021-10-15 20:16:27,590 WARN L1214 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [4051-4052] [2021-10-15 20:16:28,268 WARN L228 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_92761bb5-cefd-49c1-af9a-9e9e01de3383/sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--tty--serial--8250--8250.ko-entry_point.cil.out.i[126730,126743] [2021-10-15 20:16:30,644 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-15 20:16:30,785 INFO L203 MainTranslator]: Completed pre-run [2021-10-15 20:16:30,908 WARN L1214 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [4050] [2021-10-15 20:16:30,908 WARN L1214 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [4051-4052] [2021-10-15 20:16:30,922 WARN L228 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_92761bb5-cefd-49c1-af9a-9e9e01de3383/sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--tty--serial--8250--8250.ko-entry_point.cil.out.i[126730,126743] [2021-10-15 20:16:31,434 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-15 20:16:31,698 INFO L208 MainTranslator]: Completed translation [2021-10-15 20:16:31,698 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 08:16:31 WrapperNode [2021-10-15 20:16:31,699 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-15 20:16:31,700 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-15 20:16:31,700 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-15 20:16:31,700 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-15 20:16:31,710 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 08:16:31" (1/1) ... [2021-10-15 20:16:31,873 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 08:16:31" (1/1) ... [2021-10-15 20:16:33,913 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-15 20:16:33,915 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-15 20:16:33,915 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-15 20:16:33,915 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-15 20:16:33,944 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 08:16:31" (1/1) ... [2021-10-15 20:16:33,952 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 08:16:31" (1/1) ... [2021-10-15 20:16:34,431 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 08:16:31" (1/1) ... [2021-10-15 20:16:34,433 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 08:16:31" (1/1) ... [2021-10-15 20:16:35,340 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 08:16:31" (1/1) ... [2021-10-15 20:16:35,716 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 08:16:31" (1/1) ... [2021-10-15 20:16:35,809 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 08:16:31" (1/1) ... [2021-10-15 20:16:36,036 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-15 20:16:36,038 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-15 20:16:36,038 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-15 20:16:36,038 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-15 20:16:36,040 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 08:16:31" (1/1) ... [2021-10-15 20:16:36,050 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-15 20:16:36,064 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92761bb5-cefd-49c1-af9a-9e9e01de3383/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:16:36,080 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92761bb5-cefd-49c1-af9a-9e9e01de3383/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-10-15 20:16:36,097 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92761bb5-cefd-49c1-af9a-9e9e01de3383/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-10-15 20:16:36,138 INFO L130 BoogieDeclarations]: Found specification of procedure serial8250_tx_chars [2021-10-15 20:16:36,138 INFO L138 BoogieDeclarations]: Found implementation of procedure serial8250_tx_chars [2021-10-15 20:16:36,139 INFO L130 BoogieDeclarations]: Found specification of procedure serial8250_rx_chars [2021-10-15 20:16:36,139 INFO L138 BoogieDeclarations]: Found implementation of procedure serial8250_rx_chars [2021-10-15 20:16:36,139 INFO L130 BoogieDeclarations]: Found specification of procedure serial8250_do_pm [2021-10-15 20:16:36,139 INFO L138 BoogieDeclarations]: Found implementation of procedure serial8250_do_pm [2021-10-15 20:16:36,139 INFO L130 BoogieDeclarations]: Found specification of procedure serial_dl_write [2021-10-15 20:16:36,140 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_dl_write [2021-10-15 20:16:36,140 INFO L130 BoogieDeclarations]: Found specification of procedure serial8250_start_tx [2021-10-15 20:16:36,140 INFO L138 BoogieDeclarations]: Found implementation of procedure serial8250_start_tx [2021-10-15 20:16:36,140 INFO L130 BoogieDeclarations]: Found specification of procedure autoconfig_16550a [2021-10-15 20:16:36,140 INFO L138 BoogieDeclarations]: Found implementation of procedure autoconfig_16550a [2021-10-15 20:16:36,141 INFO L130 BoogieDeclarations]: Found specification of procedure __dma_tx_complete [2021-10-15 20:16:36,141 INFO L138 BoogieDeclarations]: Found implementation of procedure __dma_tx_complete [2021-10-15 20:16:36,141 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~TO~VOID [2021-10-15 20:16:36,141 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~TO~VOID [2021-10-15 20:16:36,141 INFO L130 BoogieDeclarations]: Found specification of procedure serial_in [2021-10-15 20:16:36,142 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_in [2021-10-15 20:16:36,142 INFO L130 BoogieDeclarations]: Found specification of procedure serial8250_handle_irq [2021-10-15 20:16:36,142 INFO L138 BoogieDeclarations]: Found implementation of procedure serial8250_handle_irq [2021-10-15 20:16:36,143 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-15 20:16:36,143 INFO L130 BoogieDeclarations]: Found specification of procedure broken_efr [2021-10-15 20:16:36,143 INFO L138 BoogieDeclarations]: Found implementation of procedure broken_efr [2021-10-15 20:16:36,143 INFO L130 BoogieDeclarations]: Found specification of procedure serial8250_modem_status [2021-10-15 20:16:36,143 INFO L138 BoogieDeclarations]: Found implementation of procedure serial8250_modem_status [2021-10-15 20:16:36,144 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~TO~VOID [2021-10-15 20:16:36,144 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~TO~VOID [2021-10-15 20:16:36,144 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-10-15 20:16:36,144 INFO L130 BoogieDeclarations]: Found specification of procedure strstr [2021-10-15 20:16:36,144 INFO L130 BoogieDeclarations]: Found specification of procedure serial8250_tx_dma [2021-10-15 20:16:36,145 INFO L138 BoogieDeclarations]: Found implementation of procedure serial8250_tx_dma [2021-10-15 20:16:36,145 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-10-15 20:16:36,145 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-10-15 20:16:36,145 INFO L130 BoogieDeclarations]: Found specification of procedure disable_rsa [2021-10-15 20:16:36,145 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_rsa [2021-10-15 20:16:36,146 INFO L130 BoogieDeclarations]: Found specification of procedure serial_out [2021-10-15 20:16:36,146 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_out [2021-10-15 20:16:36,146 INFO L130 BoogieDeclarations]: Found specification of procedure serial8250_set_termios [2021-10-15 20:16:36,147 INFO L138 BoogieDeclarations]: Found implementation of procedure serial8250_set_termios [2021-10-15 20:16:36,147 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~TO~int [2021-10-15 20:16:36,147 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~TO~int [2021-10-15 20:16:36,147 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-10-15 20:16:36,148 INFO L130 BoogieDeclarations]: Found specification of procedure serial_port_in [2021-10-15 20:16:36,148 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_port_in [2021-10-15 20:16:36,148 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-10-15 20:16:36,149 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-10-15 20:16:36,149 INFO L130 BoogieDeclarations]: Found specification of procedure serial8250_pm [2021-10-15 20:16:36,149 INFO L138 BoogieDeclarations]: Found implementation of procedure serial8250_pm [2021-10-15 20:16:36,150 INFO L130 BoogieDeclarations]: Found specification of procedure autoconfig [2021-10-15 20:16:36,150 INFO L138 BoogieDeclarations]: Found implementation of procedure autoconfig [2021-10-15 20:16:36,150 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-10-15 20:16:36,150 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2021-10-15 20:16:36,150 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2021-10-15 20:16:36,151 INFO L130 BoogieDeclarations]: Found specification of procedure uart_handle_break [2021-10-15 20:16:36,151 INFO L138 BoogieDeclarations]: Found implementation of procedure uart_handle_break [2021-10-15 20:16:36,152 INFO L130 BoogieDeclarations]: Found specification of procedure dma_async_issue_pending [2021-10-15 20:16:36,153 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_async_issue_pending [2021-10-15 20:16:36,153 INFO L130 BoogieDeclarations]: Found specification of procedure serial8250_config_port [2021-10-15 20:16:36,154 INFO L138 BoogieDeclarations]: Found implementation of procedure serial8250_config_port [2021-10-15 20:16:36,154 INFO L130 BoogieDeclarations]: Found specification of procedure serial8250_shutdown [2021-10-15 20:16:36,154 INFO L138 BoogieDeclarations]: Found implementation of procedure serial8250_shutdown [2021-10-15 20:16:36,154 INFO L130 BoogieDeclarations]: Found specification of procedure autoconfig_has_efr [2021-10-15 20:16:36,154 INFO L138 BoogieDeclarations]: Found implementation of procedure autoconfig_has_efr [2021-10-15 20:16:36,155 INFO L130 BoogieDeclarations]: Found specification of procedure serial8250_rx_dma [2021-10-15 20:16:36,155 INFO L138 BoogieDeclarations]: Found implementation of procedure serial8250_rx_dma [2021-10-15 20:16:36,155 INFO L130 BoogieDeclarations]: Found specification of procedure size_fifo [2021-10-15 20:16:36,156 INFO L138 BoogieDeclarations]: Found implementation of procedure size_fifo [2021-10-15 20:16:36,156 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-15 20:16:36,157 INFO L130 BoogieDeclarations]: Found specification of procedure serial8250_set_sleep [2021-10-15 20:16:36,157 INFO L138 BoogieDeclarations]: Found implementation of procedure serial8250_set_sleep [2021-10-15 20:16:36,157 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-15 20:16:36,157 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-15 20:16:36,157 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~int~TO~VOID [2021-10-15 20:16:36,158 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~int~TO~VOID [2021-10-15 20:19:22,613 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-15 20:19:22,613 INFO L299 CfgBuilder]: Removed 7609 assume(true) statements. [2021-10-15 20:19:22,625 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 08:19:22 BoogieIcfgContainer [2021-10-15 20:19:22,625 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-15 20:19:22,627 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-15 20:19:22,628 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-15 20:19:22,631 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-15 20:19:22,632 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 15.10 08:16:26" (1/3) ... [2021-10-15 20:19:22,633 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@76c4ce66 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.10 08:19:22, skipping insertion in model container [2021-10-15 20:19:22,633 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 08:16:31" (2/3) ... [2021-10-15 20:19:22,634 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@76c4ce66 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.10 08:19:22, skipping insertion in model container [2021-10-15 20:19:22,634 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 08:19:22" (3/3) ... [2021-10-15 20:19:22,636 INFO L111 eAbstractionObserver]: Analyzing ICFG 43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--tty--serial--8250--8250.ko-entry_point.cil.out.i [2021-10-15 20:19:22,644 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-15 20:19:22,644 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 10 error locations. [2021-10-15 20:19:22,719 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-10-15 20:19:22,728 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-10-15 20:19:22,728 INFO L340 AbstractCegarLoop]: Starting to check reachability of 10 error locations. [2021-10-15 20:19:22,847 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.UnsupportedOperationException: unsupported for concurrent analysis Call at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.CFG2NestedWordAutomaton.constructPetriNet(CFG2NestedWordAutomaton.java:382) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.CFG2NestedWordAutomaton.constructPetriNetWithSPredicates(CFG2NestedWordAutomaton.java:132) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.concurrency.CegarLoopForPetriNet.constructPetriNetWithoutDeadTransitions(CegarLoopForPetriNet.java:199) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.concurrency.CegarLoopForPetriNet.getInitialAbstraction(CegarLoopForPetriNet.java:166) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.computeInitialAbstraction(AbstractCegarLoop.java:366) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.startCegar(AbstractCegarLoop.java:347) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.runCegar(AbstractCegarLoop.java:330) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.CegarLoopUtils.getCegarLoopResult(CegarLoopUtils.java:53) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.executeCegarLoop(TraceAbstractionStarter.java:392) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseProgram(TraceAbstractionStarter.java:303) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseSequentialProgram(TraceAbstractionStarter.java:263) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:176) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:155) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:123) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) 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) [2021-10-15 20:19:22,861 INFO L168 Benchmark]: Toolchain (without parser) took 176058.72 ms. Allocated memory was 104.9 MB in the beginning and 2.4 GB in the end (delta: 2.3 GB). Free memory was 58.2 MB in the beginning and 1.6 GB in the end (delta: -1.6 GB). Peak memory consumption was 752.4 MB. Max. memory is 16.1 GB. [2021-10-15 20:19:22,863 INFO L168 Benchmark]: CDTParser took 0.29 ms. Allocated memory is still 75.5 MB. Free memory was 32.9 MB in the beginning and 32.9 MB in the end (delta: 38.8 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-15 20:19:22,869 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4893.76 ms. Allocated memory was 104.9 MB in the beginning and 186.6 MB in the end (delta: 81.8 MB). Free memory was 58.0 MB in the beginning and 108.9 MB in the end (delta: -50.9 MB). Peak memory consumption was 85.0 MB. Max. memory is 16.1 GB. [2021-10-15 20:19:22,870 INFO L168 Benchmark]: Boogie Procedure Inliner took 2213.54 ms. Allocated memory was 186.6 MB in the beginning and 285.2 MB in the end (delta: 98.6 MB). Free memory was 108.9 MB in the beginning and 93.5 MB in the end (delta: 15.4 MB). Peak memory consumption was 173.6 MB. Max. memory is 16.1 GB. [2021-10-15 20:19:22,871 INFO L168 Benchmark]: Boogie Preprocessor took 2121.86 ms. Allocated memory was 285.2 MB in the beginning and 671.1 MB in the end (delta: 385.9 MB). Free memory was 93.5 MB in the beginning and 366.3 MB in the end (delta: -272.8 MB). Peak memory consumption was 174.1 MB. Max. memory is 16.1 GB. [2021-10-15 20:19:22,872 INFO L168 Benchmark]: RCFGBuilder took 166587.46 ms. Allocated memory was 671.1 MB in the beginning and 2.4 GB in the end (delta: 1.8 GB). Free memory was 366.3 MB in the beginning and 1.7 GB in the end (delta: -1.3 GB). Peak memory consumption was 609.1 MB. Max. memory is 16.1 GB. [2021-10-15 20:19:22,876 INFO L168 Benchmark]: TraceAbstraction took 230.55 ms. Allocated memory is still 2.4 GB. Free memory was 1.7 GB in the beginning and 1.6 GB in the end (delta: 28.3 MB). Peak memory consumption was 29.4 MB. Max. memory is 16.1 GB. [2021-10-15 20:19:22,883 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29 ms. Allocated memory is still 75.5 MB. Free memory was 32.9 MB in the beginning and 32.9 MB in the end (delta: 38.8 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 4893.76 ms. Allocated memory was 104.9 MB in the beginning and 186.6 MB in the end (delta: 81.8 MB). Free memory was 58.0 MB in the beginning and 108.9 MB in the end (delta: -50.9 MB). Peak memory consumption was 85.0 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 2213.54 ms. Allocated memory was 186.6 MB in the beginning and 285.2 MB in the end (delta: 98.6 MB). Free memory was 108.9 MB in the beginning and 93.5 MB in the end (delta: 15.4 MB). Peak memory consumption was 173.6 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 2121.86 ms. Allocated memory was 285.2 MB in the beginning and 671.1 MB in the end (delta: 385.9 MB). Free memory was 93.5 MB in the beginning and 366.3 MB in the end (delta: -272.8 MB). Peak memory consumption was 174.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 166587.46 ms. Allocated memory was 671.1 MB in the beginning and 2.4 GB in the end (delta: 1.8 GB). Free memory was 366.3 MB in the beginning and 1.7 GB in the end (delta: -1.3 GB). Peak memory consumption was 609.1 MB. Max. memory is 16.1 GB. * TraceAbstraction took 230.55 ms. Allocated memory is still 2.4 GB. Free memory was 1.7 GB in the beginning and 1.6 GB in the end (delta: 28.3 MB). Peak memory consumption was 29.4 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: UnsupportedOperationException: unsupported for concurrent analysis Call de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: UnsupportedOperationException: unsupported for concurrent analysis Call: de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.CFG2NestedWordAutomaton.constructPetriNet(CFG2NestedWordAutomaton.java:382) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-10-15 20:19:23,068 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92761bb5-cefd-49c1-af9a-9e9e01de3383/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request... ### Bit-precise run ### This is Ultimate 0.2.1-dev-5709675 [2021-10-15 20:19:25,587 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-15 20:19:25,591 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-15 20:19:25,650 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-15 20:19:25,651 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-15 20:19:25,656 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-15 20:19:25,658 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-15 20:19:25,663 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-15 20:19:25,665 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-15 20:19:25,666 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-15 20:19:25,667 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-15 20:19:25,669 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-15 20:19:25,669 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-15 20:19:25,671 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-15 20:19:25,672 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-15 20:19:25,674 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-15 20:19:25,675 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-15 20:19:25,681 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-15 20:19:25,683 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-15 20:19:25,692 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-15 20:19:25,698 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-15 20:19:25,700 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-15 20:19:25,704 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-15 20:19:25,706 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-15 20:19:25,716 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-15 20:19:25,717 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-15 20:19:25,717 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-15 20:19:25,719 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-15 20:19:25,720 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-15 20:19:25,721 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-15 20:19:25,722 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-15 20:19:25,723 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-15 20:19:25,725 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-15 20:19:25,727 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-15 20:19:25,728 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-15 20:19:25,729 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-15 20:19:25,730 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-15 20:19:25,730 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-15 20:19:25,731 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-15 20:19:25,733 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-15 20:19:25,734 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-15 20:19:25,735 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92761bb5-cefd-49c1-af9a-9e9e01de3383/bin/uautomizer-hJ6jxDFKc3/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2021-10-15 20:19:25,783 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-15 20:19:25,784 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-15 20:19:25,784 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-15 20:19:25,785 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-15 20:19:25,786 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-15 20:19:25,786 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-15 20:19:25,787 INFO L138 SettingsManager]: * Use SBE=true [2021-10-15 20:19:25,787 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-15 20:19:25,788 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-15 20:19:25,788 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-15 20:19:25,788 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-15 20:19:25,788 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-15 20:19:25,789 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-15 20:19:25,789 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-15 20:19:25,789 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-15 20:19:25,789 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-15 20:19:25,790 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-15 20:19:25,790 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-15 20:19:25,790 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-15 20:19:25,791 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-15 20:19:25,791 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-15 20:19:25,791 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-15 20:19:25,792 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-15 20:19:25,792 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-15 20:19:25,792 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-10-15 20:19:25,792 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-15 20:19:25,793 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-10-15 20:19:25,793 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-10-15 20:19:25,793 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-15 20:19:25,793 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-15 20:19:25,794 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-15 20:19:25,794 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_92761bb5-cefd-49c1-af9a-9e9e01de3383/bin/uautomizer-hJ6jxDFKc3/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92761bb5-cefd-49c1-af9a-9e9e01de3383/bin/uautomizer-hJ6jxDFKc3 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2c639baba45416cc99e5d5fa9d747541e12f957a [2021-10-15 20:19:26,173 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-15 20:19:26,197 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-15 20:19:26,200 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-15 20:19:26,201 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-15 20:19:26,202 INFO L275 PluginConnector]: CDTParser initialized [2021-10-15 20:19:26,203 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92761bb5-cefd-49c1-af9a-9e9e01de3383/bin/uautomizer-hJ6jxDFKc3/../../sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--tty--serial--8250--8250.ko-entry_point.cil.out.i [2021-10-15 20:19:26,290 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92761bb5-cefd-49c1-af9a-9e9e01de3383/bin/uautomizer-hJ6jxDFKc3/data/bd16bf37a/3e3b58fb1da0482198a085460f34de6e/FLAGe82942b75 [2021-10-15 20:19:27,342 INFO L306 CDTParser]: Found 1 translation units. [2021-10-15 20:19:27,344 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92761bb5-cefd-49c1-af9a-9e9e01de3383/sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--tty--serial--8250--8250.ko-entry_point.cil.out.i [2021-10-15 20:19:27,416 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92761bb5-cefd-49c1-af9a-9e9e01de3383/bin/uautomizer-hJ6jxDFKc3/data/bd16bf37a/3e3b58fb1da0482198a085460f34de6e/FLAGe82942b75 [2021-10-15 20:19:27,673 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92761bb5-cefd-49c1-af9a-9e9e01de3383/bin/uautomizer-hJ6jxDFKc3/data/bd16bf37a/3e3b58fb1da0482198a085460f34de6e [2021-10-15 20:19:27,676 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-15 20:19:27,679 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-15 20:19:27,681 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-15 20:19:27,681 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-15 20:19:27,686 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-15 20:19:27,686 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 08:19:27" (1/1) ... [2021-10-15 20:19:27,689 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6a3d3a46 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 08:19:27, skipping insertion in model container [2021-10-15 20:19:27,690 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 08:19:27" (1/1) ... [2021-10-15 20:19:27,698 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-15 20:19:27,913 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-15 20:19:28,489 WARN L1214 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [4050] [2021-10-15 20:19:28,490 WARN L1214 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [4051-4052] [2021-10-15 20:19:29,010 WARN L228 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_92761bb5-cefd-49c1-af9a-9e9e01de3383/sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--tty--serial--8250--8250.ko-entry_point.cil.out.i[126730,126743] [2021-10-15 20:19:31,018 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-15 20:19:31,183 INFO L203 MainTranslator]: Completed pre-run [2021-10-15 20:19:31,347 WARN L1214 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [4050] [2021-10-15 20:19:31,349 WARN L1214 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [4051-4052] [2021-10-15 20:19:31,362 WARN L228 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_92761bb5-cefd-49c1-af9a-9e9e01de3383/sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--tty--serial--8250--8250.ko-entry_point.cil.out.i[126730,126743] [2021-10-15 20:19:31,829 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-15 20:19:32,115 INFO L208 MainTranslator]: Completed translation [2021-10-15 20:19:32,116 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 08:19:32 WrapperNode [2021-10-15 20:19:32,116 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-15 20:19:32,118 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-15 20:19:32,118 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-15 20:19:32,118 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-15 20:19:32,126 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 08:19:32" (1/1) ... [2021-10-15 20:19:32,309 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 08:19:32" (1/1) ... [2021-10-15 20:19:37,098 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-15 20:19:37,099 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-15 20:19:37,099 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-15 20:19:37,099 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-15 20:19:37,108 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 08:19:32" (1/1) ... [2021-10-15 20:19:37,109 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 08:19:32" (1/1) ... [2021-10-15 20:19:38,280 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 08:19:32" (1/1) ... [2021-10-15 20:19:38,297 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 08:19:32" (1/1) ... [2021-10-15 20:19:41,182 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 08:19:32" (1/1) ... [2021-10-15 20:19:41,545 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 08:19:32" (1/1) ... [2021-10-15 20:19:41,724 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 08:19:32" (1/1) ... [2021-10-15 20:19:42,751 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-15 20:19:42,753 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-15 20:19:42,754 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-15 20:19:42,754 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-15 20:19:42,755 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 08:19:32" (1/1) ... [2021-10-15 20:19:42,763 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-15 20:19:42,786 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92761bb5-cefd-49c1-af9a-9e9e01de3383/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 20:19:42,806 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92761bb5-cefd-49c1-af9a-9e9e01de3383/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-10-15 20:19:42,836 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92761bb5-cefd-49c1-af9a-9e9e01de3383/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-10-15 20:19:42,857 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2021-10-15 20:19:42,857 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2021-10-15 20:19:42,857 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-10-15 20:19:42,857 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2 [2021-10-15 20:19:42,857 INFO L130 BoogieDeclarations]: Found specification of procedure serial_dl_write [2021-10-15 20:19:42,858 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_dl_write [2021-10-15 20:19:42,858 INFO L130 BoogieDeclarations]: Found specification of procedure serial8250_start_tx [2021-10-15 20:19:42,858 INFO L138 BoogieDeclarations]: Found implementation of procedure serial8250_start_tx [2021-10-15 20:19:42,858 INFO L130 BoogieDeclarations]: Found specification of procedure autoconfig_16550a [2021-10-15 20:19:42,858 INFO L138 BoogieDeclarations]: Found implementation of procedure autoconfig_16550a [2021-10-15 20:19:42,859 INFO L130 BoogieDeclarations]: Found specification of procedure __dma_tx_complete [2021-10-15 20:19:42,859 INFO L138 BoogieDeclarations]: Found implementation of procedure __dma_tx_complete [2021-10-15 20:19:42,859 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-15 20:19:42,859 INFO L130 BoogieDeclarations]: Found specification of procedure broken_efr [2021-10-15 20:19:42,859 INFO L138 BoogieDeclarations]: Found implementation of procedure broken_efr [2021-10-15 20:19:42,859 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~TO~VOID [2021-10-15 20:19:42,860 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~TO~VOID [2021-10-15 20:19:42,860 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-10-15 20:19:42,860 INFO L130 BoogieDeclarations]: Found specification of procedure strstr [2021-10-15 20:19:42,860 INFO L130 BoogieDeclarations]: Found specification of procedure serial8250_tx_dma [2021-10-15 20:19:42,860 INFO L138 BoogieDeclarations]: Found implementation of procedure serial8250_tx_dma [2021-10-15 20:19:42,860 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8 [2021-10-15 20:19:42,861 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2021-10-15 20:19:42,861 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2 [2021-10-15 20:19:42,861 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-10-15 20:19:42,861 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-10-15 20:19:42,861 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-10-15 20:19:42,861 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2 [2021-10-15 20:19:42,862 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-10-15 20:19:42,862 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2021-10-15 20:19:42,862 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8 [2021-10-15 20:19:42,862 INFO L130 BoogieDeclarations]: Found specification of procedure serial8250_set_termios [2021-10-15 20:19:42,862 INFO L138 BoogieDeclarations]: Found implementation of procedure serial8250_set_termios [2021-10-15 20:19:42,862 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~C_UINT~X~C_UINT~TO~VOID [2021-10-15 20:19:42,863 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~C_UINT~X~C_UINT~TO~VOID [2021-10-15 20:19:42,863 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-10-15 20:19:42,863 INFO L130 BoogieDeclarations]: Found specification of procedure serial8250_pm [2021-10-15 20:19:42,863 INFO L138 BoogieDeclarations]: Found implementation of procedure serial8250_pm [2021-10-15 20:19:42,864 INFO L130 BoogieDeclarations]: Found specification of procedure autoconfig [2021-10-15 20:19:42,864 INFO L138 BoogieDeclarations]: Found implementation of procedure autoconfig [2021-10-15 20:19:42,864 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-10-15 20:19:42,864 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~C_INT~TO~VOID [2021-10-15 20:19:42,864 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~C_INT~TO~VOID [2021-10-15 20:19:42,864 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2021-10-15 20:19:42,865 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2021-10-15 20:19:42,865 INFO L130 BoogieDeclarations]: Found specification of procedure dma_async_issue_pending [2021-10-15 20:19:42,865 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_async_issue_pending [2021-10-15 20:19:42,865 INFO L130 BoogieDeclarations]: Found specification of procedure serial8250_config_port [2021-10-15 20:19:42,866 INFO L138 BoogieDeclarations]: Found implementation of procedure serial8250_config_port [2021-10-15 20:19:42,866 INFO L130 BoogieDeclarations]: Found specification of procedure autoconfig_has_efr [2021-10-15 20:19:42,866 INFO L138 BoogieDeclarations]: Found implementation of procedure autoconfig_has_efr [2021-10-15 20:19:42,866 INFO L130 BoogieDeclarations]: Found specification of procedure size_fifo [2021-10-15 20:19:42,867 INFO L138 BoogieDeclarations]: Found implementation of procedure size_fifo [2021-10-15 20:19:42,867 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-15 20:19:42,868 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-15 20:26:27,521 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-15 20:26:27,522 INFO L299 CfgBuilder]: Removed 33708 assume(true) statements. [2021-10-15 20:26:27,545 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 08:26:27 BoogieIcfgContainer [2021-10-15 20:26:27,545 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-15 20:26:27,549 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-15 20:26:27,549 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-15 20:26:27,552 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-15 20:26:27,552 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 15.10 08:19:27" (1/3) ... [2021-10-15 20:26:27,553 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4e4da1bd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.10 08:26:27, skipping insertion in model container [2021-10-15 20:26:27,553 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 08:19:32" (2/3) ... [2021-10-15 20:26:27,554 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4e4da1bd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.10 08:26:27, skipping insertion in model container [2021-10-15 20:26:27,554 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 08:26:27" (3/3) ... [2021-10-15 20:26:27,556 INFO L111 eAbstractionObserver]: Analyzing ICFG 43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--tty--serial--8250--8250.ko-entry_point.cil.out.i [2021-10-15 20:26:27,563 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-15 20:26:27,563 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 10 error locations. [2021-10-15 20:26:27,620 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-10-15 20:26:27,626 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-10-15 20:26:27,627 INFO L340 AbstractCegarLoop]: Starting to check reachability of 10 error locations. [2021-10-15 20:26:27,818 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.UnsupportedOperationException: unsupported for concurrent analysis Call at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.CFG2NestedWordAutomaton.constructPetriNet(CFG2NestedWordAutomaton.java:382) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.CFG2NestedWordAutomaton.constructPetriNetWithSPredicates(CFG2NestedWordAutomaton.java:132) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.concurrency.CegarLoopForPetriNet.constructPetriNetWithoutDeadTransitions(CegarLoopForPetriNet.java:199) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.concurrency.CegarLoopForPetriNet.getInitialAbstraction(CegarLoopForPetriNet.java:166) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.computeInitialAbstraction(AbstractCegarLoop.java:366) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.startCegar(AbstractCegarLoop.java:347) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.runCegar(AbstractCegarLoop.java:330) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.CegarLoopUtils.getCegarLoopResult(CegarLoopUtils.java:53) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.executeCegarLoop(TraceAbstractionStarter.java:392) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseProgram(TraceAbstractionStarter.java:303) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseSequentialProgram(TraceAbstractionStarter.java:263) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:176) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:155) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:123) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) 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) [2021-10-15 20:26:27,822 INFO L168 Benchmark]: Toolchain (without parser) took 420142.70 ms. Allocated memory was 75.5 MB in the beginning and 9.2 GB in the end (delta: 9.1 GB). Free memory was 48.2 MB in the beginning and 7.8 GB in the end (delta: -7.7 GB). Peak memory consumption was 1.4 GB. Max. memory is 16.1 GB. [2021-10-15 20:26:27,823 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 75.5 MB. Free memory was 57.9 MB in the beginning and 57.8 MB in the end (delta: 63.6 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-15 20:26:27,824 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4435.83 ms. Allocated memory was 75.5 MB in the beginning and 153.1 MB in the end (delta: 77.6 MB). Free memory was 47.9 MB in the beginning and 52.7 MB in the end (delta: -4.8 MB). Peak memory consumption was 82.6 MB. Max. memory is 16.1 GB. [2021-10-15 20:26:27,825 INFO L168 Benchmark]: Boogie Procedure Inliner took 4980.29 ms. Allocated memory was 153.1 MB in the beginning and 1.5 GB in the end (delta: 1.4 GB). Free memory was 52.7 MB in the beginning and 1.1 GB in the end (delta: -1.0 GB). Peak memory consumption was 368.9 MB. Max. memory is 16.1 GB. [2021-10-15 20:26:27,825 INFO L168 Benchmark]: Boogie Preprocessor took 5652.41 ms. Allocated memory was 1.5 GB in the beginning and 4.6 GB in the end (delta: 3.1 GB). Free memory was 1.1 GB in the beginning and 3.9 GB in the end (delta: -2.8 GB). Peak memory consumption was 478.2 MB. Max. memory is 16.1 GB. [2021-10-15 20:26:27,826 INFO L168 Benchmark]: RCFGBuilder took 404792.36 ms. Allocated memory was 4.6 GB in the beginning and 9.2 GB in the end (delta: 4.6 GB). Free memory was 3.9 GB in the beginning and 7.8 GB in the end (delta: -4.0 GB). Peak memory consumption was 1.2 GB. Max. memory is 16.1 GB. [2021-10-15 20:26:27,827 INFO L168 Benchmark]: TraceAbstraction took 271.61 ms. Allocated memory is still 9.2 GB. Free memory was 7.8 GB in the beginning and 7.8 GB in the end (delta: 59.8 MB). Peak memory consumption was 58.7 MB. Max. memory is 16.1 GB. [2021-10-15 20:26:27,830 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 ms. Allocated memory is still 75.5 MB. Free memory was 57.9 MB in the beginning and 57.8 MB in the end (delta: 63.6 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 4435.83 ms. Allocated memory was 75.5 MB in the beginning and 153.1 MB in the end (delta: 77.6 MB). Free memory was 47.9 MB in the beginning and 52.7 MB in the end (delta: -4.8 MB). Peak memory consumption was 82.6 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 4980.29 ms. Allocated memory was 153.1 MB in the beginning and 1.5 GB in the end (delta: 1.4 GB). Free memory was 52.7 MB in the beginning and 1.1 GB in the end (delta: -1.0 GB). Peak memory consumption was 368.9 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 5652.41 ms. Allocated memory was 1.5 GB in the beginning and 4.6 GB in the end (delta: 3.1 GB). Free memory was 1.1 GB in the beginning and 3.9 GB in the end (delta: -2.8 GB). Peak memory consumption was 478.2 MB. Max. memory is 16.1 GB. * RCFGBuilder took 404792.36 ms. Allocated memory was 4.6 GB in the beginning and 9.2 GB in the end (delta: 4.6 GB). Free memory was 3.9 GB in the beginning and 7.8 GB in the end (delta: -4.0 GB). Peak memory consumption was 1.2 GB. Max. memory is 16.1 GB. * TraceAbstraction took 271.61 ms. Allocated memory is still 9.2 GB. Free memory was 7.8 GB in the beginning and 7.8 GB in the end (delta: 59.8 MB). Peak memory consumption was 58.7 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: UnsupportedOperationException: unsupported for concurrent analysis Call de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: UnsupportedOperationException: unsupported for concurrent analysis Call: de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.CFG2NestedWordAutomaton.constructPetriNet(CFG2NestedWordAutomaton.java:382) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-10-15 20:26:27,969 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_92761bb5-cefd-49c1-af9a-9e9e01de3383/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...