./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--usb--serial--usbserial.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_9fc1b01c-a269-4821-bada-a1f823ee6d96/bin/uautomizer-hJ6jxDFKc3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fc1b01c-a269-4821-bada-a1f823ee6d96/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_9fc1b01c-a269-4821-bada-a1f823ee6d96/bin/uautomizer-hJ6jxDFKc3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fc1b01c-a269-4821-bada-a1f823ee6d96/bin/uautomizer-hJ6jxDFKc3/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--usb--serial--usbserial.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fc1b01c-a269-4821-bada-a1f823ee6d96/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_9fc1b01c-a269-4821-bada-a1f823ee6d96/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 c5996f4dead0a9f268ef9387e5fd37701807aafd ..................................................................................................................................................................................................................................................................................................................... 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_9fc1b01c-a269-4821-bada-a1f823ee6d96/bin/uautomizer-hJ6jxDFKc3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fc1b01c-a269-4821-bada-a1f823ee6d96/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_9fc1b01c-a269-4821-bada-a1f823ee6d96/bin/uautomizer-hJ6jxDFKc3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fc1b01c-a269-4821-bada-a1f823ee6d96/bin/uautomizer-hJ6jxDFKc3/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--usb--serial--usbserial.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fc1b01c-a269-4821-bada-a1f823ee6d96/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_9fc1b01c-a269-4821-bada-a1f823ee6d96/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 c5996f4dead0a9f268ef9387e5fd37701807aafd ........................................................................................................................................................................................................................................................................................................................ 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 19:06:40,876 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-15 19:06:40,879 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-15 19:06:40,914 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-15 19:06:40,915 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-15 19:06:40,917 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-15 19:06:40,919 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-15 19:06:40,922 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-15 19:06:40,924 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-15 19:06:40,926 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-15 19:06:40,927 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-15 19:06:40,929 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-15 19:06:40,930 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-15 19:06:40,931 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-15 19:06:40,933 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-15 19:06:40,935 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-15 19:06:40,937 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-15 19:06:40,938 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-15 19:06:40,941 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-15 19:06:40,944 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-15 19:06:40,947 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-15 19:06:40,964 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-15 19:06:40,966 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-15 19:06:40,967 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-15 19:06:40,972 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-15 19:06:40,972 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-15 19:06:40,973 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-15 19:06:40,974 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-15 19:06:40,975 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-15 19:06:40,976 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-15 19:06:40,977 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-15 19:06:40,978 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-15 19:06:40,979 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-15 19:06:40,981 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-15 19:06:40,982 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-15 19:06:40,983 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-15 19:06:40,984 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-15 19:06:40,984 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-15 19:06:40,985 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-15 19:06:40,986 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-15 19:06:40,987 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-15 19:06:40,988 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fc1b01c-a269-4821-bada-a1f823ee6d96/bin/uautomizer-hJ6jxDFKc3/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-10-15 19:06:41,015 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-15 19:06:41,015 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-15 19:06:41,016 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-15 19:06:41,016 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-15 19:06:41,017 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-15 19:06:41,017 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-15 19:06:41,018 INFO L138 SettingsManager]: * Use SBE=true [2021-10-15 19:06:41,018 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-15 19:06:41,018 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-15 19:06:41,019 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-15 19:06:41,019 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-15 19:06:41,019 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-15 19:06:41,019 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-15 19:06:41,020 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-15 19:06:41,020 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-15 19:06:41,020 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-15 19:06:41,021 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-15 19:06:41,021 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-15 19:06:41,021 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-15 19:06:41,022 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-15 19:06:41,022 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-15 19:06:41,022 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-15 19:06:41,022 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-15 19:06:41,023 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-15 19:06:41,023 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-15 19:06:41,023 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-10-15 19:06:41,023 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-10-15 19:06:41,024 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-15 19:06:41,024 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-15 19:06:41,024 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_9fc1b01c-a269-4821-bada-a1f823ee6d96/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fc1b01c-a269-4821-bada-a1f823ee6d96/bin/uautomizer-hJ6jxDFKc3 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c5996f4dead0a9f268ef9387e5fd37701807aafd [2021-10-15 19:06:41,292 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-15 19:06:41,320 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-15 19:06:41,324 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-15 19:06:41,326 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-15 19:06:41,329 INFO L275 PluginConnector]: CDTParser initialized [2021-10-15 19:06:41,330 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fc1b01c-a269-4821-bada-a1f823ee6d96/bin/uautomizer-hJ6jxDFKc3/../../sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--usb--serial--usbserial.ko-entry_point.cil.out.i [2021-10-15 19:06:41,428 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fc1b01c-a269-4821-bada-a1f823ee6d96/bin/uautomizer-hJ6jxDFKc3/data/10da17b6d/cd6629d8a9da47b5b5ad8d574aec3428/FLAG38986fe2c [2021-10-15 19:06:42,433 INFO L306 CDTParser]: Found 1 translation units. [2021-10-15 19:06:42,434 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fc1b01c-a269-4821-bada-a1f823ee6d96/sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--usb--serial--usbserial.ko-entry_point.cil.out.i [2021-10-15 19:06:42,498 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fc1b01c-a269-4821-bada-a1f823ee6d96/bin/uautomizer-hJ6jxDFKc3/data/10da17b6d/cd6629d8a9da47b5b5ad8d574aec3428/FLAG38986fe2c [2021-10-15 19:06:42,787 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fc1b01c-a269-4821-bada-a1f823ee6d96/bin/uautomizer-hJ6jxDFKc3/data/10da17b6d/cd6629d8a9da47b5b5ad8d574aec3428 [2021-10-15 19:06:42,790 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-15 19:06:42,791 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-15 19:06:42,800 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-15 19:06:42,801 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-15 19:06:42,804 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-15 19:06:42,805 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 07:06:42" (1/1) ... [2021-10-15 19:06:42,807 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@59d75aaa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 07:06:42, skipping insertion in model container [2021-10-15 19:06:42,807 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 07:06:42" (1/1) ... [2021-10-15 19:06:42,813 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-15 19:06:42,979 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-15 19:06:44,500 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_9fc1b01c-a269-4821-bada-a1f823ee6d96/sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--usb--serial--usbserial.ko-entry_point.cil.out.i[119996,120009] [2021-10-15 19:06:45,989 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-15 19:06:46,037 INFO L203 MainTranslator]: Completed pre-run [2021-10-15 19:06:46,210 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_9fc1b01c-a269-4821-bada-a1f823ee6d96/sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--usb--serial--usbserial.ko-entry_point.cil.out.i[119996,120009] [2021-10-15 19:06:46,682 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-15 19:06:46,895 INFO L208 MainTranslator]: Completed translation [2021-10-15 19:06:46,896 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 07:06:46 WrapperNode [2021-10-15 19:06:46,896 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-15 19:06:46,899 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-15 19:06:46,899 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-15 19:06:46,900 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-15 19:06:46,908 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 07:06:46" (1/1) ... [2021-10-15 19:06:47,057 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 07:06:46" (1/1) ... [2021-10-15 19:06:47,578 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-15 19:06:47,604 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-15 19:06:47,604 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-15 19:06:47,614 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-15 19:06:47,621 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 07:06:46" (1/1) ... [2021-10-15 19:06:47,622 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 07:06:46" (1/1) ... [2021-10-15 19:06:47,678 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 07:06:46" (1/1) ... [2021-10-15 19:06:47,692 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 07:06:46" (1/1) ... [2021-10-15 19:06:47,984 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 07:06:46" (1/1) ... [2021-10-15 19:06:48,020 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 07:06:46" (1/1) ... [2021-10-15 19:06:48,076 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 07:06:46" (1/1) ... [2021-10-15 19:06:48,153 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-15 19:06:48,154 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-15 19:06:48,155 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-15 19:06:48,156 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-15 19:06:48,157 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 07:06:46" (1/1) ... [2021-10-15 19:06:48,165 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-15 19:06:48,176 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fc1b01c-a269-4821-bada-a1f823ee6d96/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 19:06:48,194 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fc1b01c-a269-4821-bada-a1f823ee6d96/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-10-15 19:06:48,219 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fc1b01c-a269-4821-bada-a1f823ee6d96/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-10-15 19:06:48,244 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_generic_write_start [2021-10-15 19:06:48,244 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_generic_write_start [2021-10-15 19:06:48,244 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~int~TO~int [2021-10-15 19:06:48,245 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~int~TO~int [2021-10-15 19:06:48,246 INFO L130 BoogieDeclarations]: Found specification of procedure serial_port_dtr_rts [2021-10-15 19:06:48,246 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_port_dtr_rts [2021-10-15 19:06:48,246 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_device_remove [2021-10-15 19:06:48,246 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_device_remove [2021-10-15 19:06:48,246 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_submit_urb [2021-10-15 19:06:48,247 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_submit_urb [2021-10-15 19:06:48,247 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_generic_write [2021-10-15 19:06:48,247 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_generic_write [2021-10-15 19:06:48,247 INFO L130 BoogieDeclarations]: Found specification of procedure serial_chars_in_buffer [2021-10-15 19:06:48,247 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_chars_in_buffer [2021-10-15 19:06:48,247 INFO L130 BoogieDeclarations]: Found specification of procedure serial_port_activate [2021-10-15 19:06:48,248 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_port_activate [2021-10-15 19:06:48,248 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_suspend [2021-10-15 19:06:48,248 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_suspend [2021-10-15 19:06:48,248 INFO L130 BoogieDeclarations]: Found specification of procedure serial_ioctl [2021-10-15 19:06:48,248 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_ioctl [2021-10-15 19:06:48,248 INFO L130 BoogieDeclarations]: Found specification of procedure serial_write_room [2021-10-15 19:06:48,249 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_write_room [2021-10-15 19:06:48,249 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~TO~VOID [2021-10-15 19:06:48,249 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~TO~VOID [2021-10-15 19:06:48,249 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-15 19:06:48,249 INFO L130 BoogieDeclarations]: Found specification of procedure serial_unthrottle [2021-10-15 19:06:48,249 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_unthrottle [2021-10-15 19:06:48,250 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_generic_submit_read_urbs [2021-10-15 19:06:48,250 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_generic_submit_read_urbs [2021-10-15 19:06:48,250 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_device_probe [2021-10-15 19:06:48,250 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_device_probe [2021-10-15 19:06:48,250 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-10-15 19:06:48,250 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~TO~int [2021-10-15 19:06:48,251 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~TO~int [2021-10-15 19:06:48,251 INFO L130 BoogieDeclarations]: Found specification of procedure __xadd_wrong_size [2021-10-15 19:06:48,251 INFO L130 BoogieDeclarations]: Found specification of procedure serial_get_icount [2021-10-15 19:06:48,251 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_get_icount [2021-10-15 19:06:48,251 INFO L130 BoogieDeclarations]: Found specification of procedure serial_throttle [2021-10-15 19:06:48,251 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_throttle [2021-10-15 19:06:48,252 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_generic_submit_read_urb [2021-10-15 19:06:48,252 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_generic_submit_read_urb [2021-10-15 19:06:48,252 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-10-15 19:06:48,253 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-10-15 19:06:48,253 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~X~int~TO~int [2021-10-15 19:06:48,253 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~X~int~TO~int [2021-10-15 19:06:48,253 INFO L130 BoogieDeclarations]: Found specification of procedure serial_cleanup [2021-10-15 19:06:48,253 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_cleanup [2021-10-15 19:06:48,253 INFO L130 BoogieDeclarations]: Found specification of procedure serial_port_carrier_raised [2021-10-15 19:06:48,254 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_port_carrier_raised [2021-10-15 19:06:48,254 INFO L130 BoogieDeclarations]: Found specification of procedure serial_tiocmget [2021-10-15 19:06:48,254 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_tiocmget [2021-10-15 19:06:48,255 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_generic_write_bulk_callback [2021-10-15 19:06:48,255 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_generic_write_bulk_callback [2021-10-15 19:06:48,255 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_probe [2021-10-15 19:06:48,255 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_probe [2021-10-15 19:06:48,255 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_reset_resume [2021-10-15 19:06:48,256 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_reset_resume [2021-10-15 19:06:48,256 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_generic_read_bulk_callback [2021-10-15 19:06:48,257 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_generic_read_bulk_callback [2021-10-15 19:06:48,257 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-10-15 19:06:48,258 INFO L130 BoogieDeclarations]: Found specification of procedure serial_wait_until_sent [2021-10-15 19:06:48,259 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_wait_until_sent [2021-10-15 19:06:48,259 INFO L130 BoogieDeclarations]: Found specification of procedure serial_port_shutdown [2021-10-15 19:06:48,260 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_port_shutdown [2021-10-15 19:06:48,260 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_submit_urb_41 [2021-10-15 19:06:48,260 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_submit_urb_41 [2021-10-15 19:06:48,260 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_submit_urb_42 [2021-10-15 19:06:48,260 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_submit_urb_42 [2021-10-15 19:06:48,261 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~pm_message_t~0~TO~int [2021-10-15 19:06:48,262 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~pm_message_t~0~TO~int [2021-10-15 19:06:48,263 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-10-15 19:06:48,263 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_resume [2021-10-15 19:06:48,263 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_resume [2021-10-15 19:06:48,264 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_disconnect [2021-10-15 19:06:48,264 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_disconnect [2021-10-15 19:06:48,265 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_generic_unthrottle [2021-10-15 19:06:48,265 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_generic_unthrottle [2021-10-15 19:06:48,265 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-10-15 19:06:48,265 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-10-15 19:06:48,265 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2021-10-15 19:06:48,266 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kref_put_4 [2021-10-15 19:06:48,266 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kref_put_4 [2021-10-15 19:06:48,266 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2021-10-15 19:06:48,266 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2021-10-15 19:06:48,266 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2021-10-15 19:06:48,266 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2021-10-15 19:06:48,267 INFO L130 BoogieDeclarations]: Found specification of procedure serial_tiocmset [2021-10-15 19:06:48,267 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_tiocmset [2021-10-15 19:06:48,267 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_put [2021-10-15 19:06:48,267 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_put [2021-10-15 19:06:48,267 INFO L130 BoogieDeclarations]: Found specification of procedure serial_write [2021-10-15 19:06:48,267 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_write [2021-10-15 19:06:48,268 INFO L130 BoogieDeclarations]: Found specification of procedure destroy_serial [2021-10-15 19:06:48,269 INFO L138 BoogieDeclarations]: Found implementation of procedure destroy_serial [2021-10-15 19:06:48,269 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2021-10-15 19:06:48,269 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2021-10-15 19:06:48,269 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-15 19:06:48,269 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-15 19:06:48,269 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-15 19:07:29,672 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-15 19:07:29,672 INFO L299 CfgBuilder]: Removed 1864 assume(true) statements. [2021-10-15 19:07:29,680 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 07:07:29 BoogieIcfgContainer [2021-10-15 19:07:29,680 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-15 19:07:29,686 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-15 19:07:29,686 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-15 19:07:29,691 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-15 19:07:29,691 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 15.10 07:06:42" (1/3) ... [2021-10-15 19:07:29,692 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6830c305 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.10 07:07:29, skipping insertion in model container [2021-10-15 19:07:29,693 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 07:06:46" (2/3) ... [2021-10-15 19:07:29,693 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6830c305 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.10 07:07:29, skipping insertion in model container [2021-10-15 19:07:29,694 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 07:07:29" (3/3) ... [2021-10-15 19:07:29,697 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-3.12-rc1.tar.xz-144_2a-drivers--usb--serial--usbserial.ko-entry_point.cil.out.i [2021-10-15 19:07:29,705 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-15 19:07:29,705 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 12 error locations. [2021-10-15 19:07:29,779 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-10-15 19:07:29,788 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 19:07:29,789 INFO L340 AbstractCegarLoop]: Starting to check reachability of 12 error locations. [2021-10-15 19:07:29,841 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.UnsupportedOperationException: unsupported for concurrent analysis Return at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.CFG2NestedWordAutomaton.constructPetriNet(CFG2NestedWordAutomaton.java:385) 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 19:07:29,850 INFO L168 Benchmark]: Toolchain (without parser) took 47054.85 ms. Allocated memory was 121.6 MB in the beginning and 1.3 GB in the end (delta: 1.2 GB). Free memory was 74.0 MB in the beginning and 549.1 MB in the end (delta: -475.1 MB). Peak memory consumption was 692.3 MB. Max. memory is 16.1 GB. [2021-10-15 19:07:29,856 INFO L168 Benchmark]: CDTParser took 0.35 ms. Allocated memory is still 88.1 MB. Free memory was 59.8 MB in the beginning and 59.8 MB in the end (delta: 21.2 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-15 19:07:29,858 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4097.71 ms. Allocated memory was 121.6 MB in the beginning and 228.6 MB in the end (delta: 107.0 MB). Free memory was 73.7 MB in the beginning and 155.5 MB in the end (delta: -81.7 MB). Peak memory consumption was 68.8 MB. Max. memory is 16.1 GB. [2021-10-15 19:07:29,860 INFO L168 Benchmark]: Boogie Procedure Inliner took 703.69 ms. Allocated memory is still 228.6 MB. Free memory was 155.5 MB in the beginning and 137.3 MB in the end (delta: 18.2 MB). Peak memory consumption was 81.6 MB. Max. memory is 16.1 GB. [2021-10-15 19:07:29,863 INFO L168 Benchmark]: Boogie Preprocessor took 549.71 ms. Allocated memory is still 228.6 MB. Free memory was 136.2 MB in the beginning and 98.0 MB in the end (delta: 38.2 MB). Peak memory consumption was 46.3 MB. Max. memory is 16.1 GB. [2021-10-15 19:07:29,864 INFO L168 Benchmark]: RCFGBuilder took 41526.57 ms. Allocated memory was 228.6 MB in the beginning and 1.3 GB in the end (delta: 1.1 GB). Free memory was 98.0 MB in the beginning and 559.6 MB in the end (delta: -461.6 MB). Peak memory consumption was 774.5 MB. Max. memory is 16.1 GB. [2021-10-15 19:07:29,867 INFO L168 Benchmark]: TraceAbstraction took 159.59 ms. Allocated memory is still 1.3 GB. Free memory was 558.6 MB in the beginning and 549.1 MB in the end (delta: 9.4 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-10-15 19:07:29,873 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35 ms. Allocated memory is still 88.1 MB. Free memory was 59.8 MB in the beginning and 59.8 MB in the end (delta: 21.2 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 4097.71 ms. Allocated memory was 121.6 MB in the beginning and 228.6 MB in the end (delta: 107.0 MB). Free memory was 73.7 MB in the beginning and 155.5 MB in the end (delta: -81.7 MB). Peak memory consumption was 68.8 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 703.69 ms. Allocated memory is still 228.6 MB. Free memory was 155.5 MB in the beginning and 137.3 MB in the end (delta: 18.2 MB). Peak memory consumption was 81.6 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 549.71 ms. Allocated memory is still 228.6 MB. Free memory was 136.2 MB in the beginning and 98.0 MB in the end (delta: 38.2 MB). Peak memory consumption was 46.3 MB. Max. memory is 16.1 GB. * RCFGBuilder took 41526.57 ms. Allocated memory was 228.6 MB in the beginning and 1.3 GB in the end (delta: 1.1 GB). Free memory was 98.0 MB in the beginning and 559.6 MB in the end (delta: -461.6 MB). Peak memory consumption was 774.5 MB. Max. memory is 16.1 GB. * TraceAbstraction took 159.59 ms. Allocated memory is still 1.3 GB. Free memory was 558.6 MB in the beginning and 549.1 MB in the end (delta: 9.4 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: UnsupportedOperationException: unsupported for concurrent analysis Return de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: UnsupportedOperationException: unsupported for concurrent analysis Return: de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.CFG2NestedWordAutomaton.constructPetriNet(CFG2NestedWordAutomaton.java:385) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-10-15 19:07:29,972 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fc1b01c-a269-4821-bada-a1f823ee6d96/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 19:07:32,836 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-15 19:07:32,839 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-15 19:07:32,882 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-15 19:07:32,883 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-15 19:07:32,884 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-15 19:07:32,887 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-15 19:07:32,890 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-15 19:07:32,893 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-15 19:07:32,895 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-15 19:07:32,897 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-15 19:07:32,898 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-15 19:07:32,899 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-15 19:07:32,901 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-15 19:07:32,903 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-15 19:07:32,905 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-15 19:07:32,909 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-15 19:07:32,912 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-15 19:07:32,915 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-15 19:07:32,923 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-15 19:07:32,929 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-15 19:07:32,932 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-15 19:07:32,934 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-15 19:07:32,937 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-15 19:07:32,946 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-15 19:07:32,949 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-15 19:07:32,950 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-15 19:07:32,951 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-15 19:07:32,956 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-15 19:07:32,958 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-15 19:07:32,959 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-15 19:07:32,960 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-15 19:07:32,962 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-15 19:07:32,979 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-15 19:07:32,982 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-15 19:07:32,982 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-15 19:07:32,983 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-15 19:07:32,984 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-15 19:07:32,984 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-15 19:07:32,987 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-15 19:07:32,988 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-15 19:07:32,995 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fc1b01c-a269-4821-bada-a1f823ee6d96/bin/uautomizer-hJ6jxDFKc3/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2021-10-15 19:07:33,055 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-15 19:07:33,057 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-15 19:07:33,058 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-15 19:07:33,059 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-15 19:07:33,061 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-15 19:07:33,061 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-15 19:07:33,062 INFO L138 SettingsManager]: * Use SBE=true [2021-10-15 19:07:33,062 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-15 19:07:33,062 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-15 19:07:33,063 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-15 19:07:33,064 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-15 19:07:33,064 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-15 19:07:33,065 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-15 19:07:33,065 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-15 19:07:33,065 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-15 19:07:33,065 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-15 19:07:33,066 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-15 19:07:33,066 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-15 19:07:33,066 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-15 19:07:33,067 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-15 19:07:33,067 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-15 19:07:33,067 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-15 19:07:33,067 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-15 19:07:33,068 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-15 19:07:33,068 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-10-15 19:07:33,068 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-15 19:07:33,068 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-10-15 19:07:33,069 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-10-15 19:07:33,069 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-15 19:07:33,069 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-15 19:07:33,070 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-15 19:07:33,070 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_9fc1b01c-a269-4821-bada-a1f823ee6d96/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fc1b01c-a269-4821-bada-a1f823ee6d96/bin/uautomizer-hJ6jxDFKc3 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c5996f4dead0a9f268ef9387e5fd37701807aafd [2021-10-15 19:07:33,537 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-15 19:07:33,578 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-15 19:07:33,582 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-15 19:07:33,584 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-15 19:07:33,585 INFO L275 PluginConnector]: CDTParser initialized [2021-10-15 19:07:33,586 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fc1b01c-a269-4821-bada-a1f823ee6d96/bin/uautomizer-hJ6jxDFKc3/../../sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--usb--serial--usbserial.ko-entry_point.cil.out.i [2021-10-15 19:07:33,677 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fc1b01c-a269-4821-bada-a1f823ee6d96/bin/uautomizer-hJ6jxDFKc3/data/bc070ed7d/a96c8433bea1457983e8d817ababcd72/FLAG92c956ae2 [2021-10-15 19:07:34,920 INFO L306 CDTParser]: Found 1 translation units. [2021-10-15 19:07:34,922 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fc1b01c-a269-4821-bada-a1f823ee6d96/sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--usb--serial--usbserial.ko-entry_point.cil.out.i [2021-10-15 19:07:35,003 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fc1b01c-a269-4821-bada-a1f823ee6d96/bin/uautomizer-hJ6jxDFKc3/data/bc070ed7d/a96c8433bea1457983e8d817ababcd72/FLAG92c956ae2 [2021-10-15 19:07:35,154 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fc1b01c-a269-4821-bada-a1f823ee6d96/bin/uautomizer-hJ6jxDFKc3/data/bc070ed7d/a96c8433bea1457983e8d817ababcd72 [2021-10-15 19:07:35,156 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-15 19:07:35,160 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-15 19:07:35,163 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-15 19:07:35,163 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-15 19:07:35,168 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-15 19:07:35,169 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 07:07:35" (1/1) ... [2021-10-15 19:07:35,171 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@58a31622 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 07:07:35, skipping insertion in model container [2021-10-15 19:07:35,172 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 07:07:35" (1/1) ... [2021-10-15 19:07:35,180 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-15 19:07:35,374 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-15 19:07:37,216 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_9fc1b01c-a269-4821-bada-a1f823ee6d96/sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--usb--serial--usbserial.ko-entry_point.cil.out.i[119996,120009] [2021-10-15 19:07:38,778 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-15 19:07:38,872 INFO L203 MainTranslator]: Completed pre-run [2021-10-15 19:07:39,028 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_9fc1b01c-a269-4821-bada-a1f823ee6d96/sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--usb--serial--usbserial.ko-entry_point.cil.out.i[119996,120009] [2021-10-15 19:07:39,613 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-15 19:07:39,870 INFO L208 MainTranslator]: Completed translation [2021-10-15 19:07:39,873 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 07:07:39 WrapperNode [2021-10-15 19:07:39,873 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-15 19:07:39,875 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-15 19:07:39,876 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-15 19:07:39,876 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-15 19:07:39,885 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 07:07:39" (1/1) ... [2021-10-15 19:07:40,054 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 07:07:39" (1/1) ... [2021-10-15 19:07:40,450 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-15 19:07:40,451 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-15 19:07:40,451 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-15 19:07:40,452 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-15 19:07:40,460 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 07:07:39" (1/1) ... [2021-10-15 19:07:40,460 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 07:07:39" (1/1) ... [2021-10-15 19:07:40,505 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 07:07:39" (1/1) ... [2021-10-15 19:07:40,506 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 07:07:39" (1/1) ... [2021-10-15 19:07:40,929 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 07:07:39" (1/1) ... [2021-10-15 19:07:40,979 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 07:07:39" (1/1) ... [2021-10-15 19:07:41,030 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 07:07:39" (1/1) ... [2021-10-15 19:07:41,087 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-15 19:07:41,089 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-15 19:07:41,089 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-15 19:07:41,089 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-15 19:07:41,090 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 07:07:39" (1/1) ... [2021-10-15 19:07:41,105 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-15 19:07:41,117 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fc1b01c-a269-4821-bada-a1f823ee6d96/bin/uautomizer-hJ6jxDFKc3/z3 [2021-10-15 19:07:41,134 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fc1b01c-a269-4821-bada-a1f823ee6d96/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-10-15 19:07:41,164 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fc1b01c-a269-4821-bada-a1f823ee6d96/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-10-15 19:07:41,187 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2021-10-15 19:07:41,189 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_generic_write_start [2021-10-15 19:07:41,189 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_generic_write_start [2021-10-15 19:07:41,189 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2021-10-15 19:07:41,189 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-10-15 19:07:41,189 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2 [2021-10-15 19:07:41,190 INFO L130 BoogieDeclarations]: Found specification of procedure serial_port_dtr_rts [2021-10-15 19:07:41,190 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_port_dtr_rts [2021-10-15 19:07:41,190 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_device_remove [2021-10-15 19:07:41,190 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_device_remove [2021-10-15 19:07:41,250 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_submit_urb [2021-10-15 19:07:41,251 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_submit_urb [2021-10-15 19:07:41,251 INFO L130 BoogieDeclarations]: Found specification of procedure serial_chars_in_buffer [2021-10-15 19:07:41,251 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_chars_in_buffer [2021-10-15 19:07:41,251 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~pm_message_t~0~TO~C_INT [2021-10-15 19:07:41,251 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~pm_message_t~0~TO~C_INT [2021-10-15 19:07:41,251 INFO L130 BoogieDeclarations]: Found specification of procedure serial_port_activate [2021-10-15 19:07:41,251 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_port_activate [2021-10-15 19:07:41,251 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_suspend [2021-10-15 19:07:41,251 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_suspend [2021-10-15 19:07:41,251 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~C_UINT~X~C_UINT~TO~C_INT [2021-10-15 19:07:41,252 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~C_UINT~X~C_UINT~TO~C_INT [2021-10-15 19:07:41,252 INFO L130 BoogieDeclarations]: Found specification of procedure serial_ioctl [2021-10-15 19:07:41,252 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_ioctl [2021-10-15 19:07:41,252 INFO L130 BoogieDeclarations]: Found specification of procedure serial_write_room [2021-10-15 19:07:41,252 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_write_room [2021-10-15 19:07:41,252 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-15 19:07:41,252 INFO L130 BoogieDeclarations]: Found specification of procedure serial_unthrottle [2021-10-15 19:07:41,252 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_unthrottle [2021-10-15 19:07:41,252 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_generic_submit_read_urbs [2021-10-15 19:07:41,253 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_generic_submit_read_urbs [2021-10-15 19:07:41,253 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_device_probe [2021-10-15 19:07:41,253 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_device_probe [2021-10-15 19:07:41,253 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-10-15 19:07:41,253 INFO L130 BoogieDeclarations]: Found specification of procedure __xadd_wrong_size [2021-10-15 19:07:41,253 INFO L130 BoogieDeclarations]: Found specification of procedure serial_get_icount [2021-10-15 19:07:41,253 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_get_icount [2021-10-15 19:07:41,253 INFO L130 BoogieDeclarations]: Found specification of procedure serial_throttle [2021-10-15 19:07:41,253 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_throttle [2021-10-15 19:07:41,253 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8 [2021-10-15 19:07:41,253 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2021-10-15 19:07:41,254 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_generic_submit_read_urb [2021-10-15 19:07:41,254 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_generic_submit_read_urb [2021-10-15 19:07:41,254 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2 [2021-10-15 19:07:41,254 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-10-15 19:07:41,254 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-10-15 19:07:41,254 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-10-15 19:07:41,254 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2 [2021-10-15 19:07:41,254 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-10-15 19:07:41,254 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2021-10-15 19:07:41,254 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8 [2021-10-15 19:07:41,255 INFO L130 BoogieDeclarations]: Found specification of procedure serial_cleanup [2021-10-15 19:07:41,255 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_cleanup [2021-10-15 19:07:41,255 INFO L130 BoogieDeclarations]: Found specification of procedure serial_port_carrier_raised [2021-10-15 19:07:41,255 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_port_carrier_raised [2021-10-15 19:07:41,255 INFO L130 BoogieDeclarations]: Found specification of procedure serial_tiocmget [2021-10-15 19:07:41,255 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_tiocmget [2021-10-15 19:07:41,255 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_generic_write_bulk_callback [2021-10-15 19:07:41,255 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_generic_write_bulk_callback [2021-10-15 19:07:41,255 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~C_UINT~X~C_ULONG~TO~C_INT [2021-10-15 19:07:41,255 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~C_UINT~X~C_ULONG~TO~C_INT [2021-10-15 19:07:41,256 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_probe [2021-10-15 19:07:41,256 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_probe [2021-10-15 19:07:41,256 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_reset_resume [2021-10-15 19:07:41,256 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_reset_resume [2021-10-15 19:07:41,256 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_generic_read_bulk_callback [2021-10-15 19:07:41,256 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_generic_read_bulk_callback [2021-10-15 19:07:41,258 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~C_INT [2021-10-15 19:07:41,259 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~C_INT [2021-10-15 19:07:41,259 INFO L130 BoogieDeclarations]: Found specification of procedure serial_port_shutdown [2021-10-15 19:07:41,259 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_port_shutdown [2021-10-15 19:07:41,260 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_submit_urb_41 [2021-10-15 19:07:41,260 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_submit_urb_41 [2021-10-15 19:07:41,260 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_submit_urb_42 [2021-10-15 19:07:41,261 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_submit_urb_42 [2021-10-15 19:07:41,261 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_resume [2021-10-15 19:07:41,261 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_resume [2021-10-15 19:07:41,261 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~C_INT [2021-10-15 19:07:41,261 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~C_INT [2021-10-15 19:07:41,262 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_disconnect [2021-10-15 19:07:41,262 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_disconnect [2021-10-15 19:07:41,262 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_generic_unthrottle [2021-10-15 19:07:41,262 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_generic_unthrottle [2021-10-15 19:07:41,262 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-10-15 19:07:41,262 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-10-15 19:07:41,263 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2021-10-15 19:07:41,263 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~C_INT~TO~VOID [2021-10-15 19:07:41,263 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~C_INT~TO~VOID [2021-10-15 19:07:41,263 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kref_put_4 [2021-10-15 19:07:41,264 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kref_put_4 [2021-10-15 19:07:41,264 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2021-10-15 19:07:41,264 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2021-10-15 19:07:41,264 INFO L130 BoogieDeclarations]: Found specification of procedure serial_tiocmset [2021-10-15 19:07:41,265 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_tiocmset [2021-10-15 19:07:41,265 INFO L130 BoogieDeclarations]: Found specification of procedure usb_serial_put [2021-10-15 19:07:41,266 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_serial_put [2021-10-15 19:07:41,266 INFO L130 BoogieDeclarations]: Found specification of procedure destroy_serial [2021-10-15 19:07:41,267 INFO L138 BoogieDeclarations]: Found implementation of procedure destroy_serial [2021-10-15 19:07:41,267 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-15 19:07:41,267 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-15 19:08:56,343 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-15 19:08:56,344 INFO L299 CfgBuilder]: Removed 1938 assume(true) statements. [2021-10-15 19:08:56,348 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 07:08:56 BoogieIcfgContainer [2021-10-15 19:08:56,349 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-15 19:08:56,351 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-15 19:08:56,351 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-15 19:08:56,354 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-15 19:08:56,354 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 15.10 07:07:35" (1/3) ... [2021-10-15 19:08:56,355 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@a033992 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.10 07:08:56, skipping insertion in model container [2021-10-15 19:08:56,355 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 07:07:39" (2/3) ... [2021-10-15 19:08:56,356 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@a033992 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.10 07:08:56, skipping insertion in model container [2021-10-15 19:08:56,356 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 07:08:56" (3/3) ... [2021-10-15 19:08:56,357 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-3.12-rc1.tar.xz-144_2a-drivers--usb--serial--usbserial.ko-entry_point.cil.out.i [2021-10-15 19:08:56,363 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-15 19:08:56,363 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 12 error locations. [2021-10-15 19:08:56,413 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-10-15 19:08:56,419 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 19:08:56,419 INFO L340 AbstractCegarLoop]: Starting to check reachability of 12 error locations. [2021-10-15 19:08:56,459 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 19:08:56,464 INFO L168 Benchmark]: Toolchain (without parser) took 81303.47 ms. Allocated memory was 81.8 MB in the beginning and 3.3 GB in the end (delta: 3.2 GB). Free memory was 56.7 MB in the beginning and 2.4 GB in the end (delta: -2.3 GB). Peak memory consumption was 869.6 MB. Max. memory is 16.1 GB. [2021-10-15 19:08:56,465 INFO L168 Benchmark]: CDTParser took 0.36 ms. Allocated memory is still 81.8 MB. Free memory was 62.8 MB in the beginning and 62.7 MB in the end (delta: 125.9 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-15 19:08:56,466 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4711.10 ms. Allocated memory was 81.8 MB in the beginning and 159.4 MB in the end (delta: 77.6 MB). Free memory was 56.4 MB in the beginning and 68.7 MB in the end (delta: -12.3 MB). Peak memory consumption was 78.9 MB. Max. memory is 16.1 GB. [2021-10-15 19:08:56,466 INFO L168 Benchmark]: Boogie Procedure Inliner took 576.03 ms. Allocated memory is still 159.4 MB. Free memory was 68.7 MB in the beginning and 55.7 MB in the end (delta: 13.0 MB). Peak memory consumption was 28.8 MB. Max. memory is 16.1 GB. [2021-10-15 19:08:56,467 INFO L168 Benchmark]: Boogie Preprocessor took 635.99 ms. Allocated memory was 159.4 MB in the beginning and 222.3 MB in the end (delta: 62.9 MB). Free memory was 55.7 MB in the beginning and 87.2 MB in the end (delta: -31.5 MB). Peak memory consumption was 30.8 MB. Max. memory is 16.1 GB. [2021-10-15 19:08:56,468 INFO L168 Benchmark]: RCFGBuilder took 75260.25 ms. Allocated memory was 222.3 MB in the beginning and 3.3 GB in the end (delta: 3.0 GB). Free memory was 87.2 MB in the beginning and 2.4 GB in the end (delta: -2.3 GB). Peak memory consumption was 1.6 GB. Max. memory is 16.1 GB. [2021-10-15 19:08:56,469 INFO L168 Benchmark]: TraceAbstraction took 111.40 ms. Allocated memory is still 3.3 GB. Free memory was 2.4 GB in the beginning and 2.4 GB in the end (delta: 9.4 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-10-15 19:08:56,473 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.36 ms. Allocated memory is still 81.8 MB. Free memory was 62.8 MB in the beginning and 62.7 MB in the end (delta: 125.9 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 4711.10 ms. Allocated memory was 81.8 MB in the beginning and 159.4 MB in the end (delta: 77.6 MB). Free memory was 56.4 MB in the beginning and 68.7 MB in the end (delta: -12.3 MB). Peak memory consumption was 78.9 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 576.03 ms. Allocated memory is still 159.4 MB. Free memory was 68.7 MB in the beginning and 55.7 MB in the end (delta: 13.0 MB). Peak memory consumption was 28.8 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 635.99 ms. Allocated memory was 159.4 MB in the beginning and 222.3 MB in the end (delta: 62.9 MB). Free memory was 55.7 MB in the beginning and 87.2 MB in the end (delta: -31.5 MB). Peak memory consumption was 30.8 MB. Max. memory is 16.1 GB. * RCFGBuilder took 75260.25 ms. Allocated memory was 222.3 MB in the beginning and 3.3 GB in the end (delta: 3.0 GB). Free memory was 87.2 MB in the beginning and 2.4 GB in the end (delta: -2.3 GB). Peak memory consumption was 1.6 GB. Max. memory is 16.1 GB. * TraceAbstraction took 111.40 ms. Allocated memory is still 3.3 GB. Free memory was 2.4 GB in the beginning and 2.4 GB in the end (delta: 9.4 MB). Peak memory consumption was 10.5 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 19:08:56,575 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fc1b01c-a269-4821-bada-a1f823ee6d96/bin/uautomizer-hJ6jxDFKc3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request...