./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_pci.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 6a47aea7 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a56beaf-0b04-4ece-96c8-f5f452101a98/bin/utaipan-fb15Y9Yzbl/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a56beaf-0b04-4ece-96c8-f5f452101a98/bin/utaipan-fb15Y9Yzbl/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a56beaf-0b04-4ece-96c8-f5f452101a98/bin/utaipan-fb15Y9Yzbl/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a56beaf-0b04-4ece-96c8-f5f452101a98/bin/utaipan-fb15Y9Yzbl/config/TaipanReach.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_pci.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a56beaf-0b04-4ece-96c8-f5f452101a98/bin/utaipan-fb15Y9Yzbl/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a56beaf-0b04-4ece-96c8-f5f452101a98/bin/utaipan-fb15Y9Yzbl --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 Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash e44a545a91d2eacf9585bff27fb9a46d8099e115cc8604c75bf27cf31152824a --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 17:00:53,684 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 17:00:53,687 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 17:00:53,736 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 17:00:53,737 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 17:00:53,738 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 17:00:53,741 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 17:00:53,744 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 17:00:53,751 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 17:00:53,753 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 17:00:53,754 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 17:00:53,756 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 17:00:53,756 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 17:00:53,758 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 17:00:53,760 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 17:00:53,762 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 17:00:53,764 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 17:00:53,769 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 17:00:53,778 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 17:00:53,786 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 17:00:53,789 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 17:00:53,791 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 17:00:53,793 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 17:00:53,794 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 17:00:53,798 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 17:00:53,799 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 17:00:53,799 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 17:00:53,801 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 17:00:53,801 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 17:00:53,803 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 17:00:53,803 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 17:00:53,805 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 17:00:53,806 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 17:00:53,807 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 17:00:53,809 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 17:00:53,809 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 17:00:53,810 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 17:00:53,811 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 17:00:53,811 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 17:00:53,813 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 17:00:53,815 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 17:00:53,817 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a56beaf-0b04-4ece-96c8-f5f452101a98/bin/utaipan-fb15Y9Yzbl/config/svcomp-Reach-64bit-Taipan_Default.epf [2021-11-23 17:00:53,876 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 17:00:53,877 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 17:00:53,885 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-23 17:00:53,885 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-23 17:00:53,886 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 17:00:53,887 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-23 17:00:53,887 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-23 17:00:53,887 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-23 17:00:53,888 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-23 17:00:53,888 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-23 17:00:53,889 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-23 17:00:53,890 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-23 17:00:53,890 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-23 17:00:53,890 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-23 17:00:53,890 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-23 17:00:53,891 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-23 17:00:53,891 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-23 17:00:53,891 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2021-11-23 17:00:53,892 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 17:00:53,893 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 17:00:53,893 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 17:00:53,893 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 17:00:53,894 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 17:00:53,894 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 17:00:53,894 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 17:00:53,894 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 17:00:53,896 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 17:00:53,897 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 17:00:53,897 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-23 17:00:53,897 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-23 17:00:53,898 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 17:00:53,898 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 17:00:53,898 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 17:00:53,899 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-23 17:00:53,899 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 17:00:53,899 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 17:00:53,900 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-23 17:00:53,900 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 17:00:53,900 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES 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_7a56beaf-0b04-4ece-96c8-f5f452101a98/bin/utaipan-fb15Y9Yzbl/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a56beaf-0b04-4ece-96c8-f5f452101a98/bin/utaipan-fb15Y9Yzbl Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e44a545a91d2eacf9585bff27fb9a46d8099e115cc8604c75bf27cf31152824a [2021-11-23 17:00:54,252 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 17:00:54,283 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 17:00:54,288 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 17:00:54,290 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 17:00:54,291 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 17:00:54,292 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a56beaf-0b04-4ece-96c8-f5f452101a98/bin/utaipan-fb15Y9Yzbl/../../sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--tty--serial--8250--8250_pci.ko-entry_point.cil.out.i [2021-11-23 17:00:54,369 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a56beaf-0b04-4ece-96c8-f5f452101a98/bin/utaipan-fb15Y9Yzbl/data/c6b700ce1/c6a4ebc8a4c2460c954af83da435816c/FLAGcd22ab661 [2021-11-23 17:00:55,396 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 17:00:55,397 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a56beaf-0b04-4ece-96c8-f5f452101a98/sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--tty--serial--8250--8250_pci.ko-entry_point.cil.out.i [2021-11-23 17:00:55,450 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a56beaf-0b04-4ece-96c8-f5f452101a98/bin/utaipan-fb15Y9Yzbl/data/c6b700ce1/c6a4ebc8a4c2460c954af83da435816c/FLAGcd22ab661 [2021-11-23 17:00:55,771 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a56beaf-0b04-4ece-96c8-f5f452101a98/bin/utaipan-fb15Y9Yzbl/data/c6b700ce1/c6a4ebc8a4c2460c954af83da435816c [2021-11-23 17:00:55,775 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 17:00:55,779 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 17:00:55,782 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 17:00:55,782 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 17:00:55,787 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 17:00:55,789 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 05:00:55" (1/1) ... [2021-11-23 17:00:55,791 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5d45cf80 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:00:55, skipping insertion in model container [2021-11-23 17:00:55,792 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 05:00:55" (1/1) ... [2021-11-23 17:00:55,801 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 17:00:55,933 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 17:00:56,510 WARN L1240 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [3943] [2021-11-23 17:00:56,510 WARN L1240 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [3944-3945] [2021-11-23 17:00:56,712 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a56beaf-0b04-4ece-96c8-f5f452101a98/sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--tty--serial--8250--8250_pci.ko-entry_point.cil.out.i[121227,121240] [2021-11-23 17:00:57,728 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 17:00:57,967 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 17:00:58,147 WARN L1240 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [3943] [2021-11-23 17:00:58,158 WARN L1240 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [3944-3945] [2021-11-23 17:00:58,177 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a56beaf-0b04-4ece-96c8-f5f452101a98/sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--tty--serial--8250--8250_pci.ko-entry_point.cil.out.i[121227,121240] [2021-11-23 17:00:58,560 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 17:00:59,003 INFO L208 MainTranslator]: Completed translation [2021-11-23 17:00:59,003 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:00:59 WrapperNode [2021-11-23 17:00:59,004 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 17:00:59,006 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 17:00:59,007 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 17:00:59,007 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 17:00:59,017 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:00:59" (1/1) ... [2021-11-23 17:00:59,163 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:00:59" (1/1) ... [2021-11-23 17:00:59,540 INFO L137 Inliner]: procedures = 203, calls = 5048, calls flagged for inlining = 106, calls inlined = 102, statements flattened = 7337 [2021-11-23 17:00:59,541 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 17:00:59,542 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 17:00:59,542 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 17:00:59,542 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 17:00:59,555 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:00:59" (1/1) ... [2021-11-23 17:00:59,557 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:00:59" (1/1) ... [2021-11-23 17:00:59,831 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:00:59" (1/1) ... [2021-11-23 17:00:59,832 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:00:59" (1/1) ... [2021-11-23 17:01:00,148 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:00:59" (1/1) ... [2021-11-23 17:01:00,190 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:00:59" (1/1) ... [2021-11-23 17:01:00,233 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:00:59" (1/1) ... [2021-11-23 17:01:00,288 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 17:01:00,290 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 17:01:00,290 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 17:01:00,290 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 17:01:00,292 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:00:59" (1/1) ... [2021-11-23 17:01:00,374 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-23 17:01:00,395 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a56beaf-0b04-4ece-96c8-f5f452101a98/bin/utaipan-fb15Y9Yzbl/z3 [2021-11-23 17:01:00,411 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a56beaf-0b04-4ece-96c8-f5f452101a98/bin/utaipan-fb15Y9Yzbl/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-23 17:01:00,441 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a56beaf-0b04-4ece-96c8-f5f452101a98/bin/utaipan-fb15Y9Yzbl/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-23 17:01:00,466 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-11-23 17:01:00,466 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-11-23 17:01:00,467 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-11-23 17:01:00,467 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-11-23 17:01:00,467 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-11-23 17:01:00,467 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-11-23 17:01:00,468 INFO L130 BoogieDeclarations]: Found specification of procedure pci_read_config_byte [2021-11-23 17:01:00,468 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_read_config_byte [2021-11-23 17:01:00,468 INFO L130 BoogieDeclarations]: Found specification of procedure pciserial_remove_ports [2021-11-23 17:01:00,468 INFO L138 BoogieDeclarations]: Found implementation of procedure pciserial_remove_ports [2021-11-23 17:01:00,468 INFO L130 BoogieDeclarations]: Found specification of procedure pciserial_resume_one [2021-11-23 17:01:00,469 INFO L138 BoogieDeclarations]: Found implementation of procedure pciserial_resume_one [2021-11-23 17:01:00,469 INFO L130 BoogieDeclarations]: Found specification of procedure ioremap_nocache [2021-11-23 17:01:00,469 INFO L138 BoogieDeclarations]: Found implementation of procedure ioremap_nocache [2021-11-23 17:01:00,469 INFO L130 BoogieDeclarations]: Found specification of procedure pciserial_remove_one [2021-11-23 17:01:00,470 INFO L138 BoogieDeclarations]: Found implementation of procedure pciserial_remove_one [2021-11-23 17:01:00,470 INFO L130 BoogieDeclarations]: Found specification of procedure skip_tx_en_setup [2021-11-23 17:01:00,470 INFO L138 BoogieDeclarations]: Found implementation of procedure skip_tx_en_setup [2021-11-23 17:01:00,470 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2021-11-23 17:01:00,470 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2021-11-23 17:01:00,471 INFO L130 BoogieDeclarations]: Found specification of procedure serial8250_io_slot_reset [2021-11-23 17:01:00,471 INFO L138 BoogieDeclarations]: Found implementation of procedure serial8250_io_slot_reset [2021-11-23 17:01:00,471 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_release_2 [2021-11-23 17:01:00,471 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_release_2 [2021-11-23 17:01:00,471 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-11-23 17:01:00,472 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-11-23 17:01:00,472 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-11-23 17:01:00,472 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-11-23 17:01:00,472 INFO L130 BoogieDeclarations]: Found specification of procedure serial8250_io_resume [2021-11-23 17:01:00,473 INFO L138 BoogieDeclarations]: Found implementation of procedure serial8250_io_resume [2021-11-23 17:01:00,473 INFO L130 BoogieDeclarations]: Found specification of procedure ERR_PTR [2021-11-23 17:01:00,473 INFO L138 BoogieDeclarations]: Found implementation of procedure ERR_PTR [2021-11-23 17:01:00,473 INFO L130 BoogieDeclarations]: Found specification of procedure moan_device [2021-11-23 17:01:00,473 INFO L138 BoogieDeclarations]: Found implementation of procedure moan_device [2021-11-23 17:01:00,474 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 17:01:00,474 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-23 17:01:00,474 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2021-11-23 17:01:00,474 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2021-11-23 17:01:00,474 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 17:01:00,475 INFO L130 BoogieDeclarations]: Found specification of procedure iounmap [2021-11-23 17:01:00,475 INFO L138 BoogieDeclarations]: Found implementation of procedure iounmap [2021-11-23 17:01:00,475 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-23 17:01:00,475 INFO L130 BoogieDeclarations]: Found specification of procedure pci_write_config_byte [2021-11-23 17:01:00,476 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_write_config_byte [2021-11-23 17:01:00,476 INFO L130 BoogieDeclarations]: Found specification of procedure setup_port [2021-11-23 17:01:00,476 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_port [2021-11-23 17:01:00,476 INFO L130 BoogieDeclarations]: Found specification of procedure pci_quatech_rqopr [2021-11-23 17:01:00,476 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_quatech_rqopr [2021-11-23 17:01:00,477 INFO L130 BoogieDeclarations]: Found specification of procedure outb [2021-11-23 17:01:00,477 INFO L138 BoogieDeclarations]: Found implementation of procedure outb [2021-11-23 17:01:00,477 INFO L130 BoogieDeclarations]: Found specification of procedure outl [2021-11-23 17:01:00,477 INFO L138 BoogieDeclarations]: Found implementation of procedure outl [2021-11-23 17:01:00,478 INFO L130 BoogieDeclarations]: Found specification of procedure serial_pci_guess_board [2021-11-23 17:01:00,478 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_pci_guess_board [2021-11-23 17:01:00,478 INFO L130 BoogieDeclarations]: Found specification of procedure pci_quatech_wqopr [2021-11-23 17:01:00,478 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_quatech_wqopr [2021-11-23 17:01:00,478 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2021-11-23 17:01:00,479 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2021-11-23 17:01:00,479 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2021-11-23 17:01:00,479 INFO L130 BoogieDeclarations]: Found specification of procedure pci_save_state [2021-11-23 17:01:00,479 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_save_state [2021-11-23 17:01:00,480 INFO L130 BoogieDeclarations]: Found specification of procedure pci_write_config_dword [2021-11-23 17:01:00,480 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_write_config_dword [2021-11-23 17:01:00,480 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-11-23 17:01:00,480 INFO L130 BoogieDeclarations]: Found specification of procedure pci_restore_state [2021-11-23 17:01:00,480 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_restore_state [2021-11-23 17:01:00,481 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-23 17:01:00,481 INFO L130 BoogieDeclarations]: Found specification of procedure pci_quatech_wqmcr [2021-11-23 17:01:00,481 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_quatech_wqmcr [2021-11-23 17:01:00,481 INFO L130 BoogieDeclarations]: Found specification of procedure pci_default_setup [2021-11-23 17:01:00,481 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_default_setup [2021-11-23 17:01:00,482 INFO L130 BoogieDeclarations]: Found specification of procedure find_quirk [2021-11-23 17:01:00,482 INFO L138 BoogieDeclarations]: Found implementation of procedure find_quirk [2021-11-23 17:01:00,482 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2021-11-23 17:01:00,482 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2021-11-23 17:01:00,482 INFO L130 BoogieDeclarations]: Found specification of procedure __release_region [2021-11-23 17:01:00,483 INFO L138 BoogieDeclarations]: Found implementation of procedure __release_region [2021-11-23 17:01:00,483 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-23 17:01:00,483 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2021-11-23 17:01:00,483 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2021-11-23 17:01:00,483 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-11-23 17:01:00,484 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-11-23 17:01:00,484 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-23 17:01:00,484 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 17:01:00,484 INFO L130 BoogieDeclarations]: Found specification of procedure pci_ioremap_bar [2021-11-23 17:01:00,485 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_ioremap_bar [2021-11-23 17:01:00,485 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_device [2021-11-23 17:01:00,485 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_device [2021-11-23 17:01:00,485 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-23 17:01:00,485 INFO L130 BoogieDeclarations]: Found specification of procedure pci_read_config_dword [2021-11-23 17:01:00,486 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_read_config_dword [2021-11-23 17:01:00,486 INFO L130 BoogieDeclarations]: Found specification of procedure quirk_id_matches [2021-11-23 17:01:00,486 INFO L138 BoogieDeclarations]: Found implementation of procedure quirk_id_matches [2021-11-23 17:01:00,486 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2021-11-23 17:01:00,486 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2021-11-23 17:01:00,487 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2021-11-23 17:01:00,487 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2021-11-23 17:01:00,487 INFO L130 BoogieDeclarations]: Found specification of procedure pci_quatech_rqmcr [2021-11-23 17:01:00,487 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_quatech_rqmcr [2021-11-23 17:01:00,487 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_power_state [2021-11-23 17:01:00,488 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_power_state [2021-11-23 17:01:00,488 INFO L130 BoogieDeclarations]: Found specification of procedure readw [2021-11-23 17:01:00,488 INFO L138 BoogieDeclarations]: Found implementation of procedure readw [2021-11-23 17:01:00,488 INFO L130 BoogieDeclarations]: Found specification of procedure inb [2021-11-23 17:01:00,488 INFO L138 BoogieDeclarations]: Found implementation of procedure inb [2021-11-23 17:01:00,489 INFO L130 BoogieDeclarations]: Found specification of procedure serial8250_io_error_detected [2021-11-23 17:01:00,489 INFO L138 BoogieDeclarations]: Found implementation of procedure serial8250_io_error_detected [2021-11-23 17:01:00,489 INFO L130 BoogieDeclarations]: Found specification of procedure readl [2021-11-23 17:01:00,489 INFO L138 BoogieDeclarations]: Found implementation of procedure readl [2021-11-23 17:01:00,489 INFO L130 BoogieDeclarations]: Found specification of procedure writel [2021-11-23 17:01:00,490 INFO L138 BoogieDeclarations]: Found implementation of procedure writel [2021-11-23 17:01:00,490 INFO L130 BoogieDeclarations]: Found specification of procedure inl [2021-11-23 17:01:00,490 INFO L138 BoogieDeclarations]: Found implementation of procedure inl [2021-11-23 17:01:00,490 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 17:01:00,491 INFO L130 BoogieDeclarations]: Found specification of procedure writeb [2021-11-23 17:01:00,491 INFO L138 BoogieDeclarations]: Found implementation of procedure writeb [2021-11-23 17:01:00,491 INFO L130 BoogieDeclarations]: Found specification of procedure pciserial_resume_ports [2021-11-23 17:01:00,491 INFO L138 BoogieDeclarations]: Found implementation of procedure pciserial_resume_ports [2021-11-23 17:01:00,491 INFO L130 BoogieDeclarations]: Found specification of procedure pciserial_suspend_ports [2021-11-23 17:01:00,492 INFO L138 BoogieDeclarations]: Found implementation of procedure pciserial_suspend_ports [2021-11-23 17:01:00,492 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 17:01:00,492 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 17:01:00,492 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2021-11-23 17:01:00,493 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2021-11-23 17:01:01,351 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 17:01:01,354 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 17:01:01,797 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Set is immutable at de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.retainAll(ImmutableSet.java:338) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.UnmodifiableTransFormula.removeSuperfluousVars(UnmodifiableTransFormula.java:212) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaBuilder.finishConstruction(TransFormulaBuilder.java:273) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaBuilder.getTrivialTransFormula(TransFormulaBuilder.java:285) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$ProcedureCfgBuilder.removeAuxiliaryGoto(CfgBuilder.java:962) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$ProcedureCfgBuilder.buildProcedureCfgFromImplementation(CfgBuilder.java:727) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:266) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-23 17:01:01,804 INFO L158 Benchmark]: Toolchain (without parser) took 6024.55ms. Allocated memory was 113.2MB in the beginning and 494.9MB in the end (delta: 381.7MB). Free memory was 84.0MB in the beginning and 382.0MB in the end (delta: -298.0MB). Peak memory consumption was 103.7MB. Max. memory is 16.1GB. [2021-11-23 17:01:01,810 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 83.9MB. Free memory was 63.2MB in the beginning and 63.1MB in the end (delta: 70.0kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 17:01:01,812 INFO L158 Benchmark]: CACSL2BoogieTranslator took 3222.33ms. Allocated memory was 113.2MB in the beginning and 247.5MB in the end (delta: 134.2MB). Free memory was 83.6MB in the beginning and 155.8MB in the end (delta: -72.3MB). Peak memory consumption was 78.0MB. Max. memory is 16.1GB. [2021-11-23 17:01:01,814 INFO L158 Benchmark]: Boogie Procedure Inliner took 534.91ms. Allocated memory is still 247.5MB. Free memory was 154.8MB in the beginning and 141.1MB in the end (delta: 13.7MB). Peak memory consumption was 22.0MB. Max. memory is 16.1GB. [2021-11-23 17:01:01,816 INFO L158 Benchmark]: Boogie Preprocessor took 746.48ms. Allocated memory was 247.5MB in the beginning and 494.9MB in the end (delta: 247.5MB). Free memory was 141.1MB in the beginning and 378.1MB in the end (delta: -237.0MB). Peak memory consumption was 35.7MB. Max. memory is 16.1GB. [2021-11-23 17:01:01,818 INFO L158 Benchmark]: RCFGBuilder took 1512.42ms. Allocated memory is still 494.9MB. Free memory was 378.1MB in the beginning and 382.0MB in the end (delta: -3.9MB). Peak memory consumption was 17.2MB. Max. memory is 16.1GB. [2021-11-23 17:01:01,822 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33ms. Allocated memory is still 83.9MB. Free memory was 63.2MB in the beginning and 63.1MB in the end (delta: 70.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 3222.33ms. Allocated memory was 113.2MB in the beginning and 247.5MB in the end (delta: 134.2MB). Free memory was 83.6MB in the beginning and 155.8MB in the end (delta: -72.3MB). Peak memory consumption was 78.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 534.91ms. Allocated memory is still 247.5MB. Free memory was 154.8MB in the beginning and 141.1MB in the end (delta: 13.7MB). Peak memory consumption was 22.0MB. Max. memory is 16.1GB. * Boogie Preprocessor took 746.48ms. Allocated memory was 247.5MB in the beginning and 494.9MB in the end (delta: 247.5MB). Free memory was 141.1MB in the beginning and 378.1MB in the end (delta: -237.0MB). Peak memory consumption was 35.7MB. Max. memory is 16.1GB. * RCFGBuilder took 1512.42ms. Allocated memory is still 494.9MB. Free memory was 378.1MB in the beginning and 382.0MB in the end (delta: -3.9MB). Peak memory consumption was 17.2MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.retainAll(ImmutableSet.java:338) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 17:01:01,876 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a56beaf-0b04-4ece-96c8-f5f452101a98/bin/utaipan-fb15Y9Yzbl/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a56beaf-0b04-4ece-96c8-f5f452101a98/bin/utaipan-fb15Y9Yzbl/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a56beaf-0b04-4ece-96c8-f5f452101a98/bin/utaipan-fb15Y9Yzbl/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a56beaf-0b04-4ece-96c8-f5f452101a98/bin/utaipan-fb15Y9Yzbl/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a56beaf-0b04-4ece-96c8-f5f452101a98/bin/utaipan-fb15Y9Yzbl/config/TaipanReach.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_pci.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a56beaf-0b04-4ece-96c8-f5f452101a98/bin/utaipan-fb15Y9Yzbl/config/svcomp-Reach-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a56beaf-0b04-4ece-96c8-f5f452101a98/bin/utaipan-fb15Y9Yzbl --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 Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash e44a545a91d2eacf9585bff27fb9a46d8099e115cc8604c75bf27cf31152824a --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 17:01:04,921 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 17:01:04,926 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 17:01:05,000 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 17:01:05,001 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 17:01:05,007 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 17:01:05,011 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 17:01:05,017 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 17:01:05,021 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 17:01:05,031 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 17:01:05,033 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 17:01:05,035 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 17:01:05,036 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 17:01:05,040 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 17:01:05,042 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 17:01:05,045 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 17:01:05,048 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 17:01:05,049 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 17:01:05,055 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 17:01:05,066 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 17:01:05,069 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 17:01:05,071 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 17:01:05,075 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 17:01:05,077 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 17:01:05,088 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 17:01:05,089 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 17:01:05,090 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 17:01:05,092 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 17:01:05,093 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 17:01:05,094 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 17:01:05,095 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 17:01:05,096 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 17:01:05,099 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 17:01:05,100 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 17:01:05,102 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 17:01:05,102 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 17:01:05,103 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 17:01:05,104 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 17:01:05,104 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 17:01:05,106 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 17:01:05,107 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 17:01:05,108 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a56beaf-0b04-4ece-96c8-f5f452101a98/bin/utaipan-fb15Y9Yzbl/config/svcomp-Reach-64bit-Taipan_Bitvector.epf [2021-11-23 17:01:05,163 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 17:01:05,163 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 17:01:05,164 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-23 17:01:05,164 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-23 17:01:05,166 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 17:01:05,166 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-23 17:01:05,166 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-23 17:01:05,167 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-23 17:01:05,168 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-23 17:01:05,168 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-23 17:01:05,169 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-23 17:01:05,170 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-23 17:01:05,172 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 17:01:05,173 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 17:01:05,173 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 17:01:05,173 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 17:01:05,174 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 17:01:05,174 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 17:01:05,174 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 17:01:05,174 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 17:01:05,175 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 17:01:05,175 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 17:01:05,175 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 17:01:05,176 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 17:01:05,176 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-23 17:01:05,176 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-23 17:01:05,176 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-23 17:01:05,177 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 17:01:05,177 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 17:01:05,177 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 17:01:05,178 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 17:01:05,178 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 17:01:05,179 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 17:01:05,179 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-23 17:01:05,179 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 17:01:05,180 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_7a56beaf-0b04-4ece-96c8-f5f452101a98/bin/utaipan-fb15Y9Yzbl/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a56beaf-0b04-4ece-96c8-f5f452101a98/bin/utaipan-fb15Y9Yzbl Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e44a545a91d2eacf9585bff27fb9a46d8099e115cc8604c75bf27cf31152824a [2021-11-23 17:01:05,701 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 17:01:05,731 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 17:01:05,733 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 17:01:05,735 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 17:01:05,736 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 17:01:05,739 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a56beaf-0b04-4ece-96c8-f5f452101a98/bin/utaipan-fb15Y9Yzbl/../../sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--tty--serial--8250--8250_pci.ko-entry_point.cil.out.i [2021-11-23 17:01:05,850 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a56beaf-0b04-4ece-96c8-f5f452101a98/bin/utaipan-fb15Y9Yzbl/data/3d0c68687/b769c1bd99a242d5b0735d0292107699/FLAG290c22c6e [2021-11-23 17:01:06,974 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 17:01:06,975 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a56beaf-0b04-4ece-96c8-f5f452101a98/sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--tty--serial--8250--8250_pci.ko-entry_point.cil.out.i [2021-11-23 17:01:07,030 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a56beaf-0b04-4ece-96c8-f5f452101a98/bin/utaipan-fb15Y9Yzbl/data/3d0c68687/b769c1bd99a242d5b0735d0292107699/FLAG290c22c6e [2021-11-23 17:01:07,418 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a56beaf-0b04-4ece-96c8-f5f452101a98/bin/utaipan-fb15Y9Yzbl/data/3d0c68687/b769c1bd99a242d5b0735d0292107699 [2021-11-23 17:01:07,421 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 17:01:07,423 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 17:01:07,427 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 17:01:07,427 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 17:01:07,431 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 17:01:07,432 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 05:01:07" (1/1) ... [2021-11-23 17:01:07,433 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7b319f1d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:01:07, skipping insertion in model container [2021-11-23 17:01:07,434 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 05:01:07" (1/1) ... [2021-11-23 17:01:07,441 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 17:01:07,609 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 17:01:08,155 WARN L1240 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [3943] [2021-11-23 17:01:08,159 WARN L1240 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [3944-3945] [2021-11-23 17:01:08,418 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a56beaf-0b04-4ece-96c8-f5f452101a98/sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--tty--serial--8250--8250_pci.ko-entry_point.cil.out.i[121227,121240] [2021-11-23 17:01:09,499 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 17:01:09,690 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-11-23 17:01:09,738 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 17:01:09,875 WARN L1240 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [3943] [2021-11-23 17:01:09,875 WARN L1240 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [3944-3945] [2021-11-23 17:01:09,911 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a56beaf-0b04-4ece-96c8-f5f452101a98/sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--tty--serial--8250--8250_pci.ko-entry_point.cil.out.i[121227,121240] [2021-11-23 17:01:10,215 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 17:01:10,304 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 17:01:10,500 WARN L1240 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [3943] [2021-11-23 17:01:10,501 WARN L1240 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [3944-3945] [2021-11-23 17:01:10,522 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a56beaf-0b04-4ece-96c8-f5f452101a98/sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--tty--serial--8250--8250_pci.ko-entry_point.cil.out.i[121227,121240] [2021-11-23 17:01:10,861 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 17:01:11,398 INFO L208 MainTranslator]: Completed translation [2021-11-23 17:01:11,399 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:01:11 WrapperNode [2021-11-23 17:01:11,399 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 17:01:11,400 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 17:01:11,401 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 17:01:11,401 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 17:01:11,410 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:01:11" (1/1) ... [2021-11-23 17:01:11,553 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:01:11" (1/1) ... [2021-11-23 17:01:11,919 INFO L137 Inliner]: procedures = 218, calls = 5048, calls flagged for inlining = 106, calls inlined = 102, statements flattened = 7192 [2021-11-23 17:01:11,919 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 17:01:11,921 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 17:01:11,922 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 17:01:11,922 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 17:01:11,933 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:01:11" (1/1) ... [2021-11-23 17:01:11,933 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:01:11" (1/1) ... [2021-11-23 17:01:12,053 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:01:11" (1/1) ... [2021-11-23 17:01:12,055 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:01:11" (1/1) ... [2021-11-23 17:01:12,281 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:01:11" (1/1) ... [2021-11-23 17:01:12,324 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:01:11" (1/1) ... [2021-11-23 17:01:12,373 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:01:11" (1/1) ... [2021-11-23 17:01:12,434 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 17:01:12,436 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 17:01:12,437 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 17:01:12,437 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 17:01:12,438 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:01:11" (1/1) ... [2021-11-23 17:01:12,447 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-23 17:01:12,461 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a56beaf-0b04-4ece-96c8-f5f452101a98/bin/utaipan-fb15Y9Yzbl/z3 [2021-11-23 17:01:12,483 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a56beaf-0b04-4ece-96c8-f5f452101a98/bin/utaipan-fb15Y9Yzbl/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-23 17:01:12,507 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a56beaf-0b04-4ece-96c8-f5f452101a98/bin/utaipan-fb15Y9Yzbl/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-23 17:01:12,549 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2021-11-23 17:01:12,550 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2021-11-23 17:01:12,550 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-11-23 17:01:12,550 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-11-23 17:01:12,551 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2 [2021-11-23 17:01:12,551 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-11-23 17:01:12,552 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-11-23 17:01:12,552 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-11-23 17:01:12,552 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-11-23 17:01:12,552 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-11-23 17:01:12,552 INFO L130 BoogieDeclarations]: Found specification of procedure pci_read_config_byte [2021-11-23 17:01:12,553 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_read_config_byte [2021-11-23 17:01:12,553 INFO L130 BoogieDeclarations]: Found specification of procedure pciserial_remove_ports [2021-11-23 17:01:12,553 INFO L138 BoogieDeclarations]: Found implementation of procedure pciserial_remove_ports [2021-11-23 17:01:12,553 INFO L130 BoogieDeclarations]: Found specification of procedure pciserial_resume_one [2021-11-23 17:01:12,554 INFO L138 BoogieDeclarations]: Found implementation of procedure pciserial_resume_one [2021-11-23 17:01:12,554 INFO L130 BoogieDeclarations]: Found specification of procedure ioremap_nocache [2021-11-23 17:01:12,554 INFO L138 BoogieDeclarations]: Found implementation of procedure ioremap_nocache [2021-11-23 17:01:12,554 INFO L130 BoogieDeclarations]: Found specification of procedure pciserial_remove_one [2021-11-23 17:01:12,554 INFO L138 BoogieDeclarations]: Found implementation of procedure pciserial_remove_one [2021-11-23 17:01:12,555 INFO L130 BoogieDeclarations]: Found specification of procedure skip_tx_en_setup [2021-11-23 17:01:12,555 INFO L138 BoogieDeclarations]: Found implementation of procedure skip_tx_en_setup [2021-11-23 17:01:12,555 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2021-11-23 17:01:12,555 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2021-11-23 17:01:12,555 INFO L130 BoogieDeclarations]: Found specification of procedure serial8250_io_slot_reset [2021-11-23 17:01:12,556 INFO L138 BoogieDeclarations]: Found implementation of procedure serial8250_io_slot_reset [2021-11-23 17:01:12,556 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_release_2 [2021-11-23 17:01:12,557 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_release_2 [2021-11-23 17:01:12,557 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-11-23 17:01:12,557 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-11-23 17:01:12,558 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-11-23 17:01:12,558 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-11-23 17:01:12,558 INFO L130 BoogieDeclarations]: Found specification of procedure serial8250_io_resume [2021-11-23 17:01:12,559 INFO L138 BoogieDeclarations]: Found implementation of procedure serial8250_io_resume [2021-11-23 17:01:12,559 INFO L130 BoogieDeclarations]: Found specification of procedure ERR_PTR [2021-11-23 17:01:12,559 INFO L138 BoogieDeclarations]: Found implementation of procedure ERR_PTR [2021-11-23 17:01:12,559 INFO L130 BoogieDeclarations]: Found specification of procedure moan_device [2021-11-23 17:01:12,560 INFO L138 BoogieDeclarations]: Found implementation of procedure moan_device [2021-11-23 17:01:12,560 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 17:01:12,560 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-23 17:01:12,560 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2021-11-23 17:01:12,561 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2021-11-23 17:01:12,561 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8 [2021-11-23 17:01:12,563 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2021-11-23 17:01:12,563 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2 [2021-11-23 17:01:12,563 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-11-23 17:01:12,564 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 17:01:12,564 INFO L130 BoogieDeclarations]: Found specification of procedure iounmap [2021-11-23 17:01:12,564 INFO L138 BoogieDeclarations]: Found implementation of procedure iounmap [2021-11-23 17:01:12,564 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-23 17:01:12,564 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2 [2021-11-23 17:01:12,565 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 17:01:12,565 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2021-11-23 17:01:12,566 INFO L130 BoogieDeclarations]: Found specification of procedure pci_write_config_byte [2021-11-23 17:01:12,566 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_write_config_byte [2021-11-23 17:01:12,566 INFO L130 BoogieDeclarations]: Found specification of procedure setup_port [2021-11-23 17:01:12,567 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_port [2021-11-23 17:01:12,567 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8 [2021-11-23 17:01:12,567 INFO L130 BoogieDeclarations]: Found specification of procedure pci_quatech_rqopr [2021-11-23 17:01:12,567 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_quatech_rqopr [2021-11-23 17:01:12,567 INFO L130 BoogieDeclarations]: Found specification of procedure outb [2021-11-23 17:01:12,568 INFO L138 BoogieDeclarations]: Found implementation of procedure outb [2021-11-23 17:01:12,569 INFO L130 BoogieDeclarations]: Found specification of procedure outl [2021-11-23 17:01:12,569 INFO L138 BoogieDeclarations]: Found implementation of procedure outl [2021-11-23 17:01:12,569 INFO L130 BoogieDeclarations]: Found specification of procedure serial_pci_guess_board [2021-11-23 17:01:12,570 INFO L138 BoogieDeclarations]: Found implementation of procedure serial_pci_guess_board [2021-11-23 17:01:12,570 INFO L130 BoogieDeclarations]: Found specification of procedure pci_quatech_wqopr [2021-11-23 17:01:12,570 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_quatech_wqopr [2021-11-23 17:01:12,570 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2021-11-23 17:01:12,570 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2021-11-23 17:01:12,571 INFO L130 BoogieDeclarations]: Found specification of procedure pci_save_state [2021-11-23 17:01:12,571 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_save_state [2021-11-23 17:01:12,571 INFO L130 BoogieDeclarations]: Found specification of procedure pci_write_config_dword [2021-11-23 17:01:12,571 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_write_config_dword [2021-11-23 17:01:12,572 INFO L130 BoogieDeclarations]: Found specification of procedure pci_restore_state [2021-11-23 17:01:12,572 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_restore_state [2021-11-23 17:01:12,573 INFO L130 BoogieDeclarations]: Found specification of procedure pci_quatech_wqmcr [2021-11-23 17:01:12,574 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_quatech_wqmcr [2021-11-23 17:01:12,574 INFO L130 BoogieDeclarations]: Found specification of procedure pci_default_setup [2021-11-23 17:01:12,574 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_default_setup [2021-11-23 17:01:12,574 INFO L130 BoogieDeclarations]: Found specification of procedure find_quirk [2021-11-23 17:01:12,574 INFO L138 BoogieDeclarations]: Found implementation of procedure find_quirk [2021-11-23 17:01:12,576 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2021-11-23 17:01:12,576 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2021-11-23 17:01:12,577 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~C_INT [2021-11-23 17:01:12,577 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~C_INT [2021-11-23 17:01:12,578 INFO L130 BoogieDeclarations]: Found specification of procedure __release_region [2021-11-23 17:01:12,578 INFO L138 BoogieDeclarations]: Found implementation of procedure __release_region [2021-11-23 17:01:12,578 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2021-11-23 17:01:12,579 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2021-11-23 17:01:12,579 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2021-11-23 17:01:12,579 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2 [2021-11-23 17:01:12,579 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1 [2021-11-23 17:01:12,580 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8 [2021-11-23 17:01:12,580 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-11-23 17:01:12,580 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-11-23 17:01:12,580 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-23 17:01:12,580 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 17:01:12,581 INFO L130 BoogieDeclarations]: Found specification of procedure pci_ioremap_bar [2021-11-23 17:01:12,581 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_ioremap_bar [2021-11-23 17:01:12,581 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_device [2021-11-23 17:01:12,582 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_device [2021-11-23 17:01:12,582 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-23 17:01:12,583 INFO L130 BoogieDeclarations]: Found specification of procedure pci_read_config_dword [2021-11-23 17:01:12,584 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_read_config_dword [2021-11-23 17:01:12,587 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8 [2021-11-23 17:01:12,587 INFO L130 BoogieDeclarations]: Found specification of procedure quirk_id_matches [2021-11-23 17:01:12,587 INFO L138 BoogieDeclarations]: Found implementation of procedure quirk_id_matches [2021-11-23 17:01:12,589 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2 [2021-11-23 17:01:12,590 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2021-11-23 17:01:12,591 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2021-11-23 17:01:12,591 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4 [2021-11-23 17:01:12,591 INFO L130 BoogieDeclarations]: Found specification of procedure pci_quatech_rqmcr [2021-11-23 17:01:12,592 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_quatech_rqmcr [2021-11-23 17:01:12,598 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_power_state [2021-11-23 17:01:12,599 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_power_state [2021-11-23 17:01:12,599 INFO L130 BoogieDeclarations]: Found specification of procedure readw [2021-11-23 17:01:12,599 INFO L138 BoogieDeclarations]: Found implementation of procedure readw [2021-11-23 17:01:12,600 INFO L130 BoogieDeclarations]: Found specification of procedure inb [2021-11-23 17:01:12,600 INFO L138 BoogieDeclarations]: Found implementation of procedure inb [2021-11-23 17:01:12,600 INFO L130 BoogieDeclarations]: Found specification of procedure serial8250_io_error_detected [2021-11-23 17:01:12,600 INFO L138 BoogieDeclarations]: Found implementation of procedure serial8250_io_error_detected [2021-11-23 17:01:12,600 INFO L130 BoogieDeclarations]: Found specification of procedure readl [2021-11-23 17:01:12,601 INFO L138 BoogieDeclarations]: Found implementation of procedure readl [2021-11-23 17:01:12,601 INFO L130 BoogieDeclarations]: Found specification of procedure writel [2021-11-23 17:01:12,601 INFO L138 BoogieDeclarations]: Found implementation of procedure writel [2021-11-23 17:01:12,601 INFO L130 BoogieDeclarations]: Found specification of procedure inl [2021-11-23 17:01:12,601 INFO L138 BoogieDeclarations]: Found implementation of procedure inl [2021-11-23 17:01:12,602 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1 [2021-11-23 17:01:12,602 INFO L130 BoogieDeclarations]: Found specification of procedure writeb [2021-11-23 17:01:12,602 INFO L138 BoogieDeclarations]: Found implementation of procedure writeb [2021-11-23 17:01:12,602 INFO L130 BoogieDeclarations]: Found specification of procedure pciserial_resume_ports [2021-11-23 17:01:12,602 INFO L138 BoogieDeclarations]: Found implementation of procedure pciserial_resume_ports [2021-11-23 17:01:12,603 INFO L130 BoogieDeclarations]: Found specification of procedure pciserial_suspend_ports [2021-11-23 17:01:12,603 INFO L138 BoogieDeclarations]: Found implementation of procedure pciserial_suspend_ports [2021-11-23 17:01:12,603 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 17:01:12,603 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 17:01:12,603 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2021-11-23 17:01:12,604 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2021-11-23 17:01:13,441 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 17:01:13,445 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 17:01:14,529 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Set is immutable at de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.retainAll(ImmutableSet.java:338) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.UnmodifiableTransFormula.removeSuperfluousVars(UnmodifiableTransFormula.java:212) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaBuilder.finishConstruction(TransFormulaBuilder.java:273) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaBuilder.getTrivialTransFormula(TransFormulaBuilder.java:285) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$ProcedureCfgBuilder.removeAuxiliaryGoto(CfgBuilder.java:962) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$ProcedureCfgBuilder.buildProcedureCfgFromImplementation(CfgBuilder.java:727) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:266) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-23 17:01:14,534 INFO L158 Benchmark]: Toolchain (without parser) took 7109.11ms. Allocated memory was 58.7MB in the beginning and 413.1MB in the end (delta: 354.4MB). Free memory was 25.9MB in the beginning and 201.8MB in the end (delta: -175.9MB). Peak memory consumption was 180.3MB. Max. memory is 16.1GB. [2021-11-23 17:01:14,534 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 58.7MB. Free memory was 39.1MB in the beginning and 39.1MB in the end (delta: 44.5kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 17:01:14,536 INFO L158 Benchmark]: CACSL2BoogieTranslator took 3972.49ms. Allocated memory was 58.7MB in the beginning and 413.1MB in the end (delta: 354.4MB). Free memory was 25.8MB in the beginning and 343.4MB in the end (delta: -317.6MB). Peak memory consumption was 118.8MB. Max. memory is 16.1GB. [2021-11-23 17:01:14,536 INFO L158 Benchmark]: Boogie Procedure Inliner took 519.22ms. Allocated memory is still 413.1MB. Free memory was 343.4MB in the beginning and 295.1MB in the end (delta: 48.2MB). Peak memory consumption was 48.2MB. Max. memory is 16.1GB. [2021-11-23 17:01:14,537 INFO L158 Benchmark]: Boogie Preprocessor took 513.61ms. Allocated memory is still 413.1MB. Free memory was 295.1MB in the beginning and 249.0MB in the end (delta: 46.1MB). Peak memory consumption was 46.1MB. Max. memory is 16.1GB. [2021-11-23 17:01:14,538 INFO L158 Benchmark]: RCFGBuilder took 2095.19ms. Allocated memory is still 413.1MB. Free memory was 247.9MB in the beginning and 201.8MB in the end (delta: 46.1MB). Peak memory consumption was 46.1MB. Max. memory is 16.1GB. [2021-11-23 17:01:14,541 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29ms. Allocated memory is still 58.7MB. Free memory was 39.1MB in the beginning and 39.1MB in the end (delta: 44.5kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 3972.49ms. Allocated memory was 58.7MB in the beginning and 413.1MB in the end (delta: 354.4MB). Free memory was 25.8MB in the beginning and 343.4MB in the end (delta: -317.6MB). Peak memory consumption was 118.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 519.22ms. Allocated memory is still 413.1MB. Free memory was 343.4MB in the beginning and 295.1MB in the end (delta: 48.2MB). Peak memory consumption was 48.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 513.61ms. Allocated memory is still 413.1MB. Free memory was 295.1MB in the beginning and 249.0MB in the end (delta: 46.1MB). Peak memory consumption was 46.1MB. Max. memory is 16.1GB. * RCFGBuilder took 2095.19ms. Allocated memory is still 413.1MB. Free memory was 247.9MB in the beginning and 201.8MB in the end (delta: 46.1MB). Peak memory consumption was 46.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.retainAll(ImmutableSet.java:338) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 17:01:14,616 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a56beaf-0b04-4ece-96c8-f5f452101a98/bin/utaipan-fb15Y9Yzbl/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable