./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--pcmcia--pcmcia_rsrc.ko-main.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_ba99b8f4-a3e6-48fc-adf2-8a4f39324adb/bin/utaipan-fb15Y9Yzbl/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba99b8f4-a3e6-48fc-adf2-8a4f39324adb/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_ba99b8f4-a3e6-48fc-adf2-8a4f39324adb/bin/utaipan-fb15Y9Yzbl/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba99b8f4-a3e6-48fc-adf2-8a4f39324adb/bin/utaipan-fb15Y9Yzbl/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--pcmcia--pcmcia_rsrc.ko-main.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba99b8f4-a3e6-48fc-adf2-8a4f39324adb/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_ba99b8f4-a3e6-48fc-adf2-8a4f39324adb/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 bf300fda993e6da191f561c0f8e677f22a7de271b61b51439ca8ec3e0ecdedef --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 17:08:32,931 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 17:08:32,933 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 17:08:32,970 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 17:08:32,971 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 17:08:32,972 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 17:08:32,975 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 17:08:32,977 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 17:08:32,980 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 17:08:32,981 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 17:08:32,982 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 17:08:32,984 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 17:08:32,985 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 17:08:32,986 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 17:08:32,988 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 17:08:32,990 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 17:08:32,992 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 17:08:32,993 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 17:08:32,996 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 17:08:32,999 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 17:08:33,001 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 17:08:33,003 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 17:08:33,005 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 17:08:33,006 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 17:08:33,010 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 17:08:33,011 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 17:08:33,011 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 17:08:33,013 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 17:08:33,021 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 17:08:33,023 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 17:08:33,024 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 17:08:33,025 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 17:08:33,026 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 17:08:33,027 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 17:08:33,028 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 17:08:33,030 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 17:08:33,032 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 17:08:33,032 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 17:08:33,033 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 17:08:33,035 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 17:08:33,035 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 17:08:33,036 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba99b8f4-a3e6-48fc-adf2-8a4f39324adb/bin/utaipan-fb15Y9Yzbl/config/svcomp-Reach-64bit-Taipan_Default.epf [2021-11-23 17:08:33,079 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 17:08:33,083 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 17:08:33,084 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-23 17:08:33,085 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-23 17:08:33,089 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 17:08:33,089 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-23 17:08:33,089 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-23 17:08:33,090 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-23 17:08:33,090 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-23 17:08:33,090 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-23 17:08:33,090 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-23 17:08:33,090 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-23 17:08:33,091 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-23 17:08:33,091 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-23 17:08:33,091 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-23 17:08:33,091 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-23 17:08:33,092 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-23 17:08:33,092 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2021-11-23 17:08:33,093 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 17:08:33,093 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 17:08:33,093 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 17:08:33,093 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 17:08:33,094 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 17:08:33,094 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 17:08:33,094 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 17:08:33,094 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 17:08:33,095 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 17:08:33,095 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 17:08:33,095 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-23 17:08:33,095 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-23 17:08:33,096 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 17:08:33,096 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 17:08:33,096 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 17:08:33,096 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-23 17:08:33,097 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 17:08:33,097 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 17:08:33,097 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-23 17:08:33,097 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 17:08:33,098 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_ba99b8f4-a3e6-48fc-adf2-8a4f39324adb/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba99b8f4-a3e6-48fc-adf2-8a4f39324adb/bin/utaipan-fb15Y9Yzbl Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> bf300fda993e6da191f561c0f8e677f22a7de271b61b51439ca8ec3e0ecdedef [2021-11-23 17:08:33,413 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 17:08:33,455 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 17:08:33,458 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 17:08:33,460 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 17:08:33,461 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 17:08:33,462 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba99b8f4-a3e6-48fc-adf2-8a4f39324adb/bin/utaipan-fb15Y9Yzbl/../../sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--pcmcia--pcmcia_rsrc.ko-main.cil.out.i [2021-11-23 17:08:33,564 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba99b8f4-a3e6-48fc-adf2-8a4f39324adb/bin/utaipan-fb15Y9Yzbl/data/a327d6e8e/59afca7b443c4638a44e04a60fccdbcc/FLAG4f8088733 [2021-11-23 17:08:34,395 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 17:08:34,397 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba99b8f4-a3e6-48fc-adf2-8a4f39324adb/sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--pcmcia--pcmcia_rsrc.ko-main.cil.out.i [2021-11-23 17:08:34,440 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba99b8f4-a3e6-48fc-adf2-8a4f39324adb/bin/utaipan-fb15Y9Yzbl/data/a327d6e8e/59afca7b443c4638a44e04a60fccdbcc/FLAG4f8088733 [2021-11-23 17:08:34,951 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba99b8f4-a3e6-48fc-adf2-8a4f39324adb/bin/utaipan-fb15Y9Yzbl/data/a327d6e8e/59afca7b443c4638a44e04a60fccdbcc [2021-11-23 17:08:34,955 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 17:08:34,956 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 17:08:34,959 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 17:08:34,959 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 17:08:34,968 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 17:08:34,970 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 05:08:34" (1/1) ... [2021-11-23 17:08:34,973 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6ba6e878 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:08:34, skipping insertion in model container [2021-11-23 17:08:34,974 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 05:08:34" (1/1) ... [2021-11-23 17:08:34,985 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 17:08:35,146 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 17:08:36,331 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_ba99b8f4-a3e6-48fc-adf2-8a4f39324adb/sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--pcmcia--pcmcia_rsrc.ko-main.cil.out.i[120339,120352] [2021-11-23 17:08:36,457 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 17:08:36,473 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 17:08:36,738 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_ba99b8f4-a3e6-48fc-adf2-8a4f39324adb/sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--pcmcia--pcmcia_rsrc.ko-main.cil.out.i[120339,120352] [2021-11-23 17:08:36,753 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 17:08:36,800 INFO L208 MainTranslator]: Completed translation [2021-11-23 17:08:36,800 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:08:36 WrapperNode [2021-11-23 17:08:36,801 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 17:08:36,802 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 17:08:36,802 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 17:08:36,802 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 17:08:36,810 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:08:36" (1/1) ... [2021-11-23 17:08:36,888 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:08:36" (1/1) ... [2021-11-23 17:08:36,991 INFO L137 Inliner]: procedures = 152, calls = 622, calls flagged for inlining = 41, calls inlined = 41, statements flattened = 1714 [2021-11-23 17:08:36,996 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 17:08:36,997 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 17:08:36,998 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 17:08:36,998 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 17:08:37,009 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:08:36" (1/1) ... [2021-11-23 17:08:37,009 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:08:36" (1/1) ... [2021-11-23 17:08:37,041 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:08:36" (1/1) ... [2021-11-23 17:08:37,042 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:08:36" (1/1) ... [2021-11-23 17:08:37,134 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:08:36" (1/1) ... [2021-11-23 17:08:37,148 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:08:36" (1/1) ... [2021-11-23 17:08:37,182 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:08:36" (1/1) ... [2021-11-23 17:08:37,220 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 17:08:37,221 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 17:08:37,221 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 17:08:37,221 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 17:08:37,222 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:08:36" (1/1) ... [2021-11-23 17:08:37,231 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-23 17:08:37,245 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba99b8f4-a3e6-48fc-adf2-8a4f39324adb/bin/utaipan-fb15Y9Yzbl/z3 [2021-11-23 17:08:37,259 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba99b8f4-a3e6-48fc-adf2-8a4f39324adb/bin/utaipan-fb15Y9Yzbl/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-23 17:08:37,275 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba99b8f4-a3e6-48fc-adf2-8a4f39324adb/bin/utaipan-fb15Y9Yzbl/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-23 17:08:37,308 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2021-11-23 17:08:37,309 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2021-11-23 17:08:37,309 INFO L130 BoogieDeclarations]: Found specification of procedure pci_bus_alloc_resource [2021-11-23 17:08:37,309 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_bus_alloc_resource [2021-11-23 17:08:37,309 INFO L130 BoogieDeclarations]: Found specification of procedure add_interval [2021-11-23 17:08:37,309 INFO L138 BoogieDeclarations]: Found implementation of procedure add_interval [2021-11-23 17:08:37,310 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-23 17:08:37,310 INFO L130 BoogieDeclarations]: Found specification of procedure sub_interval [2021-11-23 17:08:37,310 INFO L138 BoogieDeclarations]: Found implementation of procedure sub_interval [2021-11-23 17:08:37,310 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-11-23 17:08:37,310 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-11-23 17:08:37,310 INFO L130 BoogieDeclarations]: Found specification of procedure nonstatic_find_mem_region [2021-11-23 17:08:37,310 INFO L138 BoogieDeclarations]: Found implementation of procedure nonstatic_find_mem_region [2021-11-23 17:08:37,311 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-11-23 17:08:37,311 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-11-23 17:08:37,311 INFO L130 BoogieDeclarations]: Found specification of procedure free_region [2021-11-23 17:08:37,311 INFO L138 BoogieDeclarations]: Found implementation of procedure free_region [2021-11-23 17:08:37,311 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-23 17:08:37,311 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2021-11-23 17:08:37,312 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2021-11-23 17:08:37,312 INFO L130 BoogieDeclarations]: Found specification of procedure __nonstatic_adjust_io_region [2021-11-23 17:08:37,312 INFO L138 BoogieDeclarations]: Found implementation of procedure __nonstatic_adjust_io_region [2021-11-23 17:08:37,312 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~TO~int [2021-11-23 17:08:37,312 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~TO~int [2021-11-23 17:08:37,312 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2021-11-23 17:08:37,313 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2021-11-23 17:08:37,313 INFO L130 BoogieDeclarations]: Found specification of procedure nonstatic_release_resource_db [2021-11-23 17:08:37,313 INFO L138 BoogieDeclarations]: Found implementation of procedure nonstatic_release_resource_db [2021-11-23 17:08:37,313 INFO L130 BoogieDeclarations]: Found specification of procedure do_mem_probe [2021-11-23 17:08:37,313 INFO L138 BoogieDeclarations]: Found implementation of procedure do_mem_probe [2021-11-23 17:08:37,313 INFO L130 BoogieDeclarations]: Found specification of procedure pcmcia_make_resource [2021-11-23 17:08:37,314 INFO L138 BoogieDeclarations]: Found implementation of procedure pcmcia_make_resource [2021-11-23 17:08:37,314 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-11-23 17:08:37,314 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-11-23 17:08:37,314 INFO L130 BoogieDeclarations]: Found specification of procedure nonstatic_init [2021-11-23 17:08:37,314 INFO L138 BoogieDeclarations]: Found implementation of procedure nonstatic_init [2021-11-23 17:08:37,314 INFO L130 BoogieDeclarations]: Found specification of procedure nonstatic_find_io [2021-11-23 17:08:37,315 INFO L138 BoogieDeclarations]: Found implementation of procedure nonstatic_find_io [2021-11-23 17:08:37,315 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-23 17:08:37,315 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock [2021-11-23 17:08:37,315 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock [2021-11-23 17:08:37,315 INFO L130 BoogieDeclarations]: Found specification of procedure pccard_sysfs_add_rsrc [2021-11-23 17:08:37,315 INFO L138 BoogieDeclarations]: Found implementation of procedure pccard_sysfs_add_rsrc [2021-11-23 17:08:37,316 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 17:08:37,316 INFO L130 BoogieDeclarations]: Found specification of procedure static_init [2021-11-23 17:08:37,316 INFO L138 BoogieDeclarations]: Found implementation of procedure static_init [2021-11-23 17:08:37,316 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 17:08:37,316 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-23 17:08:37,316 INFO L130 BoogieDeclarations]: Found specification of procedure do_validate_mem [2021-11-23 17:08:37,317 INFO L138 BoogieDeclarations]: Found implementation of procedure do_validate_mem [2021-11-23 17:08:37,317 INFO L130 BoogieDeclarations]: Found specification of procedure allocate_resource [2021-11-23 17:08:37,317 INFO L138 BoogieDeclarations]: Found implementation of procedure allocate_resource [2021-11-23 17:08:37,317 INFO L130 BoogieDeclarations]: Found specification of procedure pcmcia_nonstatic_validate_mem [2021-11-23 17:08:37,317 INFO L138 BoogieDeclarations]: Found implementation of procedure pcmcia_nonstatic_validate_mem [2021-11-23 17:08:37,317 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-23 17:08:37,318 INFO L130 BoogieDeclarations]: Found specification of procedure static_find_io [2021-11-23 17:08:37,318 INFO L138 BoogieDeclarations]: Found implementation of procedure static_find_io [2021-11-23 17:08:37,318 INFO L130 BoogieDeclarations]: Found specification of procedure ioremap [2021-11-23 17:08:37,318 INFO L138 BoogieDeclarations]: Found implementation of procedure ioremap [2021-11-23 17:08:37,318 INFO L130 BoogieDeclarations]: Found specification of procedure show_mem_db [2021-11-23 17:08:37,318 INFO L138 BoogieDeclarations]: Found implementation of procedure show_mem_db [2021-11-23 17:08:37,319 INFO L130 BoogieDeclarations]: Found specification of procedure adjust_io [2021-11-23 17:08:37,319 INFO L138 BoogieDeclarations]: Found implementation of procedure adjust_io [2021-11-23 17:08:37,319 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 17:08:37,319 INFO L130 BoogieDeclarations]: Found specification of procedure iounmap [2021-11-23 17:08:37,319 INFO L138 BoogieDeclarations]: Found implementation of procedure iounmap [2021-11-23 17:08:37,319 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-23 17:08:37,320 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2021-11-23 17:08:37,320 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2021-11-23 17:08:37,320 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2021-11-23 17:08:37,320 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2021-11-23 17:08:37,320 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2021-11-23 17:08:37,320 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2021-11-23 17:08:37,321 INFO L130 BoogieDeclarations]: Found specification of procedure dev_name [2021-11-23 17:08:37,321 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_name [2021-11-23 17:08:37,321 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 17:08:37,321 INFO L130 BoogieDeclarations]: Found specification of procedure resource_size [2021-11-23 17:08:37,321 INFO L138 BoogieDeclarations]: Found implementation of procedure resource_size [2021-11-23 17:08:37,321 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pccard_static_ops_release_6 [2021-11-23 17:08:37,322 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pccard_static_ops_release_6 [2021-11-23 17:08:37,322 INFO L130 BoogieDeclarations]: Found specification of procedure adjust_memory [2021-11-23 17:08:37,322 INFO L138 BoogieDeclarations]: Found implementation of procedure adjust_memory [2021-11-23 17:08:37,322 INFO L130 BoogieDeclarations]: Found specification of procedure adjust_resource [2021-11-23 17:08:37,322 INFO L138 BoogieDeclarations]: Found implementation of procedure adjust_resource [2021-11-23 17:08:37,322 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pccard_static_ops_release_7 [2021-11-23 17:08:37,323 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pccard_static_ops_release_7 [2021-11-23 17:08:37,323 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 17:08:37,323 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 17:08:37,323 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_ops_mutex_of_pcmcia_socket [2021-11-23 17:08:37,323 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_ops_mutex_of_pcmcia_socket [2021-11-23 17:08:37,323 INFO L130 BoogieDeclarations]: Found specification of procedure claim_region [2021-11-23 17:08:37,324 INFO L138 BoogieDeclarations]: Found implementation of procedure claim_region [2021-11-23 17:08:37,324 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_ops_mutex_of_pcmcia_socket [2021-11-23 17:08:37,324 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_ops_mutex_of_pcmcia_socket [2021-11-23 17:08:37,324 INFO L130 BoogieDeclarations]: Found specification of procedure show_io_db [2021-11-23 17:08:37,324 INFO L138 BoogieDeclarations]: Found implementation of procedure show_io_db [2021-11-23 17:08:37,879 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 17:08:37,881 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 17:08:39,667 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 17:08:39,767 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Set is immutable at de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaBuilder.addBranchEncoders(TransFormulaBuilder.java:170) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.parallelComposition(TransFormulaUtils.java:337) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.ParallelComposition.(ParallelComposition.java:108) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CodeBlockFactory.constructParallelComposition(CodeBlockFactory.java:109) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$LargeBlockEncoding.composeParallel(CfgBuilder.java:1792) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$LargeBlockEncoding.(CfgBuilder.java:1653) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:280) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-23 17:08:39,772 INFO L158 Benchmark]: Toolchain (without parser) took 4814.41ms. Allocated memory was 104.9MB in the beginning and 186.6MB in the end (delta: 81.8MB). Free memory was 59.5MB in the beginning and 112.9MB in the end (delta: -53.4MB). Peak memory consumption was 62.4MB. Max. memory is 16.1GB. [2021-11-23 17:08:39,773 INFO L158 Benchmark]: CDTParser took 0.35ms. Allocated memory is still 104.9MB. Free memory is still 82.6MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 17:08:39,774 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1842.35ms. Allocated memory was 104.9MB in the beginning and 136.3MB in the end (delta: 31.5MB). Free memory was 59.3MB in the beginning and 64.4MB in the end (delta: -5.1MB). Peak memory consumption was 29.3MB. Max. memory is 16.1GB. [2021-11-23 17:08:39,775 INFO L158 Benchmark]: Boogie Procedure Inliner took 194.46ms. Allocated memory is still 136.3MB. Free memory was 64.4MB in the beginning and 88.0MB in the end (delta: -23.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-23 17:08:39,776 INFO L158 Benchmark]: Boogie Preprocessor took 223.22ms. Allocated memory is still 136.3MB. Free memory was 88.0MB in the beginning and 75.4MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2021-11-23 17:08:39,778 INFO L158 Benchmark]: RCFGBuilder took 2548.98ms. Allocated memory was 136.3MB in the beginning and 186.6MB in the end (delta: 50.3MB). Free memory was 75.4MB in the beginning and 112.9MB in the end (delta: -37.5MB). Peak memory consumption was 47.8MB. Max. memory is 16.1GB. [2021-11-23 17:08:39,782 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35ms. Allocated memory is still 104.9MB. Free memory is still 82.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1842.35ms. Allocated memory was 104.9MB in the beginning and 136.3MB in the end (delta: 31.5MB). Free memory was 59.3MB in the beginning and 64.4MB in the end (delta: -5.1MB). Peak memory consumption was 29.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 194.46ms. Allocated memory is still 136.3MB. Free memory was 64.4MB in the beginning and 88.0MB in the end (delta: -23.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 223.22ms. Allocated memory is still 136.3MB. Free memory was 88.0MB in the beginning and 75.4MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * RCFGBuilder took 2548.98ms. Allocated memory was 136.3MB in the beginning and 186.6MB in the end (delta: 50.3MB). Free memory was 75.4MB in the beginning and 112.9MB in the end (delta: -37.5MB). Peak memory consumption was 47.8MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 17:08:39,837 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba99b8f4-a3e6-48fc-adf2-8a4f39324adb/bin/utaipan-fb15Y9Yzbl/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with 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_ba99b8f4-a3e6-48fc-adf2-8a4f39324adb/bin/utaipan-fb15Y9Yzbl/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba99b8f4-a3e6-48fc-adf2-8a4f39324adb/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_ba99b8f4-a3e6-48fc-adf2-8a4f39324adb/bin/utaipan-fb15Y9Yzbl/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba99b8f4-a3e6-48fc-adf2-8a4f39324adb/bin/utaipan-fb15Y9Yzbl/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--pcmcia--pcmcia_rsrc.ko-main.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba99b8f4-a3e6-48fc-adf2-8a4f39324adb/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_ba99b8f4-a3e6-48fc-adf2-8a4f39324adb/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 bf300fda993e6da191f561c0f8e677f22a7de271b61b51439ca8ec3e0ecdedef --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 17:08:42,680 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 17:08:42,683 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 17:08:42,725 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 17:08:42,726 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 17:08:42,727 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 17:08:42,729 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 17:08:42,731 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 17:08:42,734 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 17:08:42,735 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 17:08:42,736 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 17:08:42,738 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 17:08:42,739 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 17:08:42,740 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 17:08:42,742 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 17:08:42,744 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 17:08:42,745 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 17:08:42,746 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 17:08:42,749 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 17:08:42,752 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 17:08:42,754 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 17:08:42,755 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 17:08:42,757 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 17:08:42,758 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 17:08:42,762 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 17:08:42,762 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 17:08:42,763 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 17:08:42,764 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 17:08:42,765 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 17:08:42,766 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 17:08:42,767 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 17:08:42,768 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 17:08:42,769 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 17:08:42,770 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 17:08:42,772 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 17:08:42,772 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 17:08:42,773 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 17:08:42,774 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 17:08:42,774 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 17:08:42,775 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 17:08:42,776 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 17:08:42,778 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba99b8f4-a3e6-48fc-adf2-8a4f39324adb/bin/utaipan-fb15Y9Yzbl/config/svcomp-Reach-64bit-Taipan_Bitvector.epf [2021-11-23 17:08:42,826 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 17:08:42,827 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 17:08:42,828 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-23 17:08:42,828 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-23 17:08:42,829 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 17:08:42,829 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-23 17:08:42,830 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-23 17:08:42,830 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-23 17:08:42,830 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-23 17:08:42,830 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-23 17:08:42,832 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-23 17:08:42,832 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-23 17:08:42,834 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 17:08:42,834 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 17:08:42,834 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 17:08:42,834 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 17:08:42,835 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 17:08:42,835 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 17:08:42,835 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 17:08:42,836 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 17:08:42,836 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 17:08:42,836 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 17:08:42,836 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 17:08:42,837 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 17:08:42,837 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-23 17:08:42,837 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-23 17:08:42,837 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-23 17:08:42,838 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 17:08:42,838 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 17:08:42,838 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 17:08:42,838 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 17:08:42,839 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 17:08:42,839 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 17:08:42,840 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-23 17:08:42,840 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 17:08:42,840 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_ba99b8f4-a3e6-48fc-adf2-8a4f39324adb/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba99b8f4-a3e6-48fc-adf2-8a4f39324adb/bin/utaipan-fb15Y9Yzbl Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> bf300fda993e6da191f561c0f8e677f22a7de271b61b51439ca8ec3e0ecdedef [2021-11-23 17:08:43,275 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 17:08:43,298 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 17:08:43,300 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 17:08:43,302 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 17:08:43,302 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 17:08:43,304 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba99b8f4-a3e6-48fc-adf2-8a4f39324adb/bin/utaipan-fb15Y9Yzbl/../../sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--pcmcia--pcmcia_rsrc.ko-main.cil.out.i [2021-11-23 17:08:43,411 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba99b8f4-a3e6-48fc-adf2-8a4f39324adb/bin/utaipan-fb15Y9Yzbl/data/5f126ebb4/c2e4fd1c14a3422bb5a41befdf6d92e9/FLAG585e72a54 [2021-11-23 17:08:44,279 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 17:08:44,281 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba99b8f4-a3e6-48fc-adf2-8a4f39324adb/sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--pcmcia--pcmcia_rsrc.ko-main.cil.out.i [2021-11-23 17:08:44,318 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba99b8f4-a3e6-48fc-adf2-8a4f39324adb/bin/utaipan-fb15Y9Yzbl/data/5f126ebb4/c2e4fd1c14a3422bb5a41befdf6d92e9/FLAG585e72a54 [2021-11-23 17:08:44,809 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba99b8f4-a3e6-48fc-adf2-8a4f39324adb/bin/utaipan-fb15Y9Yzbl/data/5f126ebb4/c2e4fd1c14a3422bb5a41befdf6d92e9 [2021-11-23 17:08:44,812 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 17:08:44,813 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 17:08:44,821 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 17:08:44,821 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 17:08:44,825 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 17:08:44,826 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 05:08:44" (1/1) ... [2021-11-23 17:08:44,829 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@e092ca7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:08:44, skipping insertion in model container [2021-11-23 17:08:44,829 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 05:08:44" (1/1) ... [2021-11-23 17:08:44,838 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 17:08:44,947 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 17:08:46,446 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_ba99b8f4-a3e6-48fc-adf2-8a4f39324adb/sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--pcmcia--pcmcia_rsrc.ko-main.cil.out.i[120339,120352] [2021-11-23 17:08:46,567 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 17:08:46,607 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-11-23 17:08:46,667 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 17:08:46,951 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_ba99b8f4-a3e6-48fc-adf2-8a4f39324adb/sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--pcmcia--pcmcia_rsrc.ko-main.cil.out.i[120339,120352] [2021-11-23 17:08:46,980 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 17:08:46,989 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 17:08:47,189 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_ba99b8f4-a3e6-48fc-adf2-8a4f39324adb/sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--pcmcia--pcmcia_rsrc.ko-main.cil.out.i[120339,120352] [2021-11-23 17:08:47,201 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 17:08:47,299 INFO L208 MainTranslator]: Completed translation [2021-11-23 17:08:47,299 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:08:47 WrapperNode [2021-11-23 17:08:47,299 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 17:08:47,302 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 17:08:47,302 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 17:08:47,302 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 17:08:47,311 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:08:47" (1/1) ... [2021-11-23 17:08:47,409 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:08:47" (1/1) ... [2021-11-23 17:08:47,545 INFO L137 Inliner]: procedures = 159, calls = 620, calls flagged for inlining = 43, calls inlined = 43, statements flattened = 1638 [2021-11-23 17:08:47,546 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 17:08:47,547 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 17:08:47,548 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 17:08:47,548 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 17:08:47,558 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:08:47" (1/1) ... [2021-11-23 17:08:47,559 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:08:47" (1/1) ... [2021-11-23 17:08:47,590 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:08:47" (1/1) ... [2021-11-23 17:08:47,594 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:08:47" (1/1) ... [2021-11-23 17:08:47,735 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:08:47" (1/1) ... [2021-11-23 17:08:47,755 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:08:47" (1/1) ... [2021-11-23 17:08:47,793 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:08:47" (1/1) ... [2021-11-23 17:08:47,823 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 17:08:47,828 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 17:08:47,830 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 17:08:47,830 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 17:08:47,831 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:08:47" (1/1) ... [2021-11-23 17:08:47,840 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-23 17:08:47,853 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba99b8f4-a3e6-48fc-adf2-8a4f39324adb/bin/utaipan-fb15Y9Yzbl/z3 [2021-11-23 17:08:47,874 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba99b8f4-a3e6-48fc-adf2-8a4f39324adb/bin/utaipan-fb15Y9Yzbl/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-23 17:08:47,897 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba99b8f4-a3e6-48fc-adf2-8a4f39324adb/bin/utaipan-fb15Y9Yzbl/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-23 17:08:47,941 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2021-11-23 17:08:47,942 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2021-11-23 17:08:47,942 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2021-11-23 17:08:47,942 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2021-11-23 17:08:47,942 INFO L130 BoogieDeclarations]: Found specification of procedure pci_bus_alloc_resource [2021-11-23 17:08:47,943 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_bus_alloc_resource [2021-11-23 17:08:47,943 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-11-23 17:08:47,943 INFO L130 BoogieDeclarations]: Found specification of procedure add_interval [2021-11-23 17:08:47,943 INFO L138 BoogieDeclarations]: Found implementation of procedure add_interval [2021-11-23 17:08:47,944 INFO L130 BoogieDeclarations]: Found specification of procedure sub_interval [2021-11-23 17:08:47,944 INFO L138 BoogieDeclarations]: Found implementation of procedure sub_interval [2021-11-23 17:08:47,944 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-11-23 17:08:47,944 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-11-23 17:08:47,944 INFO L130 BoogieDeclarations]: Found specification of procedure nonstatic_find_mem_region [2021-11-23 17:08:47,945 INFO L138 BoogieDeclarations]: Found implementation of procedure nonstatic_find_mem_region [2021-11-23 17:08:47,945 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-11-23 17:08:47,945 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-11-23 17:08:47,945 INFO L130 BoogieDeclarations]: Found specification of procedure free_region [2021-11-23 17:08:47,945 INFO L138 BoogieDeclarations]: Found implementation of procedure free_region [2021-11-23 17:08:47,946 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2021-11-23 17:08:47,946 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2021-11-23 17:08:47,947 INFO L130 BoogieDeclarations]: Found specification of procedure __nonstatic_adjust_io_region [2021-11-23 17:08:47,947 INFO L138 BoogieDeclarations]: Found implementation of procedure __nonstatic_adjust_io_region [2021-11-23 17:08:47,947 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2021-11-23 17:08:47,947 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2021-11-23 17:08:47,948 INFO L130 BoogieDeclarations]: Found specification of procedure nonstatic_release_resource_db [2021-11-23 17:08:47,948 INFO L138 BoogieDeclarations]: Found implementation of procedure nonstatic_release_resource_db [2021-11-23 17:08:47,948 INFO L130 BoogieDeclarations]: Found specification of procedure do_mem_probe [2021-11-23 17:08:47,948 INFO L138 BoogieDeclarations]: Found implementation of procedure do_mem_probe [2021-11-23 17:08:47,948 INFO L130 BoogieDeclarations]: Found specification of procedure pcmcia_make_resource [2021-11-23 17:08:47,949 INFO L138 BoogieDeclarations]: Found implementation of procedure pcmcia_make_resource [2021-11-23 17:08:47,949 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~C_INT [2021-11-23 17:08:47,950 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~C_INT [2021-11-23 17:08:47,950 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-11-23 17:08:47,950 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-11-23 17:08:47,950 INFO L130 BoogieDeclarations]: Found specification of procedure nonstatic_init [2021-11-23 17:08:47,950 INFO L138 BoogieDeclarations]: Found implementation of procedure nonstatic_init [2021-11-23 17:08:47,951 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~TO~C_INT [2021-11-23 17:08:47,951 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~TO~C_INT [2021-11-23 17:08:47,951 INFO L130 BoogieDeclarations]: Found specification of procedure nonstatic_find_io [2021-11-23 17:08:47,951 INFO L138 BoogieDeclarations]: Found implementation of procedure nonstatic_find_io [2021-11-23 17:08:47,952 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-23 17:08:47,952 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock [2021-11-23 17:08:47,952 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock [2021-11-23 17:08:47,952 INFO L130 BoogieDeclarations]: Found specification of procedure pccard_sysfs_add_rsrc [2021-11-23 17:08:47,952 INFO L138 BoogieDeclarations]: Found implementation of procedure pccard_sysfs_add_rsrc [2021-11-23 17:08:47,953 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 17:08:47,953 INFO L130 BoogieDeclarations]: Found specification of procedure static_init [2021-11-23 17:08:47,953 INFO L138 BoogieDeclarations]: Found implementation of procedure static_init [2021-11-23 17:08:47,955 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 17:08:47,955 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-23 17:08:47,956 INFO L130 BoogieDeclarations]: Found specification of procedure do_validate_mem [2021-11-23 17:08:47,956 INFO L138 BoogieDeclarations]: Found implementation of procedure do_validate_mem [2021-11-23 17:08:47,956 INFO L130 BoogieDeclarations]: Found specification of procedure allocate_resource [2021-11-23 17:08:47,957 INFO L138 BoogieDeclarations]: Found implementation of procedure allocate_resource [2021-11-23 17:08:47,957 INFO L130 BoogieDeclarations]: Found specification of procedure pcmcia_nonstatic_validate_mem [2021-11-23 17:08:47,957 INFO L138 BoogieDeclarations]: Found implementation of procedure pcmcia_nonstatic_validate_mem [2021-11-23 17:08:47,958 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-23 17:08:47,958 INFO L130 BoogieDeclarations]: Found specification of procedure static_find_io [2021-11-23 17:08:47,958 INFO L138 BoogieDeclarations]: Found implementation of procedure static_find_io [2021-11-23 17:08:47,959 INFO L130 BoogieDeclarations]: Found specification of procedure ioremap [2021-11-23 17:08:47,959 INFO L138 BoogieDeclarations]: Found implementation of procedure ioremap [2021-11-23 17:08:47,959 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8 [2021-11-23 17:08:47,959 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2021-11-23 17:08:47,959 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2 [2021-11-23 17:08:47,960 INFO L130 BoogieDeclarations]: Found specification of procedure adjust_io [2021-11-23 17:08:47,960 INFO L138 BoogieDeclarations]: Found implementation of procedure adjust_io [2021-11-23 17:08:47,960 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 17:08:47,960 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-11-23 17:08:47,960 INFO L130 BoogieDeclarations]: Found specification of procedure iounmap [2021-11-23 17:08:47,961 INFO L138 BoogieDeclarations]: Found implementation of procedure iounmap [2021-11-23 17:08:47,961 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-23 17:08:47,961 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2 [2021-11-23 17:08:47,961 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 17:08:47,961 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2021-11-23 17:08:47,962 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2021-11-23 17:08:47,962 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2021-11-23 17:08:47,962 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2021-11-23 17:08:47,962 INFO L130 BoogieDeclarations]: Found specification of procedure dev_name [2021-11-23 17:08:47,962 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_name [2021-11-23 17:08:47,963 INFO L130 BoogieDeclarations]: Found specification of procedure resource_size [2021-11-23 17:08:47,963 INFO L138 BoogieDeclarations]: Found implementation of procedure resource_size [2021-11-23 17:08:47,963 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pccard_static_ops_release_6 [2021-11-23 17:08:47,964 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pccard_static_ops_release_6 [2021-11-23 17:08:47,964 INFO L130 BoogieDeclarations]: Found specification of procedure adjust_memory [2021-11-23 17:08:47,964 INFO L138 BoogieDeclarations]: Found implementation of procedure adjust_memory [2021-11-23 17:08:47,965 INFO L130 BoogieDeclarations]: Found specification of procedure adjust_resource [2021-11-23 17:08:47,966 INFO L138 BoogieDeclarations]: Found implementation of procedure adjust_resource [2021-11-23 17:08:47,966 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pccard_static_ops_release_7 [2021-11-23 17:08:47,966 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pccard_static_ops_release_7 [2021-11-23 17:08:47,967 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 17:08:47,967 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 17:08:47,968 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_ops_mutex_of_pcmcia_socket [2021-11-23 17:08:47,968 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_ops_mutex_of_pcmcia_socket [2021-11-23 17:08:47,968 INFO L130 BoogieDeclarations]: Found specification of procedure claim_region [2021-11-23 17:08:47,968 INFO L138 BoogieDeclarations]: Found implementation of procedure claim_region [2021-11-23 17:08:47,969 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_ops_mutex_of_pcmcia_socket [2021-11-23 17:08:47,969 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_ops_mutex_of_pcmcia_socket [2021-11-23 17:08:48,717 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 17:08:48,721 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 17:09:09,278 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 17:09:09,308 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 17:09:09,309 INFO L301 CfgBuilder]: Removed 0 assume(true) statements. [2021-11-23 17:09:09,316 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 05:09:09 BoogieIcfgContainer [2021-11-23 17:09:09,316 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 17:09:09,320 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-23 17:09:09,321 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-23 17:09:09,324 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-23 17:09:09,325 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 05:08:44" (1/3) ... [2021-11-23 17:09:09,326 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@531cb2c6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 05:09:09, skipping insertion in model container [2021-11-23 17:09:09,327 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:08:47" (2/3) ... [2021-11-23 17:09:09,331 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@531cb2c6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 05:09:09, skipping insertion in model container [2021-11-23 17:09:09,331 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 05:09:09" (3/3) ... [2021-11-23 17:09:09,335 INFO L111 eAbstractionObserver]: Analyzing ICFG 32_7a_cilled_linux-3.8-rc1-drivers--pcmcia--pcmcia_rsrc.ko-main.cil.out.i [2021-11-23 17:09:09,348 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-23 17:09:09,350 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-11-23 17:09:09,430 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-23 17:09:09,449 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, mAutomataTypeConcurrency=FINITE_AUTOMATA, 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 [2021-11-23 17:09:09,449 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-11-23 17:09:09,505 INFO L276 IsEmpty]: Start isEmpty. Operand has 687 states, 526 states have (on average 1.4429657794676807) internal successors, (759), 535 states have internal predecessors, (759), 119 states have call successors, (119), 40 states have call predecessors, (119), 40 states have return successors, (119), 119 states have call predecessors, (119), 119 states have call successors, (119) [2021-11-23 17:09:09,539 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-23 17:09:09,540 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 17:09:09,541 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-23 17:09:09,542 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-23 17:09:09,553 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 17:09:09,553 INFO L85 PathProgramCache]: Analyzing trace with hash 1758687234, now seen corresponding path program 1 times [2021-11-23 17:09:09,576 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-23 17:09:09,576 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [51355176] [2021-11-23 17:09:09,577 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 17:09:09,578 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-23 17:09:09,578 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba99b8f4-a3e6-48fc-adf2-8a4f39324adb/bin/utaipan-fb15Y9Yzbl/mathsat [2021-11-23 17:09:09,582 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba99b8f4-a3e6-48fc-adf2-8a4f39324adb/bin/utaipan-fb15Y9Yzbl/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-23 17:09:09,596 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba99b8f4-a3e6-48fc-adf2-8a4f39324adb/bin/utaipan-fb15Y9Yzbl/mathsat -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2021-11-23 17:09:09,918 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba99b8f4-a3e6-48fc-adf2-8a4f39324adb/bin/utaipan-fb15Y9Yzbl/mathsat -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2021-11-23 17:09:10,111 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba99b8f4-a3e6-48fc-adf2-8a4f39324adb/bin/utaipan-fb15Y9Yzbl/mathsat -unsat_core_generation=3 [2021-11-23 17:09:10,112 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction 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.OldVarsAssignmentCache.constructGlobalVarsAssignment(OldVarsAssignmentCache.java:155) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.OldVarsAssignmentCache.getGlobalVarsAssignment(OldVarsAssignmentCache.java:93) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.DefaultTransFormulas.getGlobalVarAssignmentFromValidPos(DefaultTransFormulas.java:89) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.DefaultTransFormulas.getGlobalVarAssignmentFromValidPos(DefaultTransFormulas.java:1) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.NestedFormulas.getGlobalVarAssignment(NestedFormulas.java:126) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.TraceCheckUtils.decoupleArrayValues(TraceCheckUtils.java:384) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.InterpolatingTraceCheck.(InterpolatingTraceCheck.java:87) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.TraceCheckSpWp.(TraceCheckSpWp.java:132) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleSpWp.construct(IpTcStrategyModuleSpWp.java:108) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleSpWp.construct(IpTcStrategyModuleSpWp.java:1) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleBase.getOrConstruct(IpTcStrategyModuleBase.java:100) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleBase.isCorrect(IpTcStrategyModuleBase.java:56) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.checkFeasibility(AutomatonFreeRefinementEngine.java:211) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.executeStrategy(AutomatonFreeRefinementEngine.java:124) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.(AutomatonFreeRefinementEngine.java:88) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TraceAbstractionRefinementEngine.(TraceAbstractionRefinementEngine.java:76) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.isCounterexampleFeasible(BasicCegarLoop.java:610) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterate(AbstractCegarLoop.java:413) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.startCegar(AbstractCegarLoop.java:348) 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:56) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.executeCegarLoop(TraceAbstractionStarter.java:393) 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) [2021-11-23 17:09:10,117 INFO L158 Benchmark]: Toolchain (without parser) took 25302.74ms. Allocated memory was 71.3MB in the beginning and 132.1MB in the end (delta: 60.8MB). Free memory was 43.7MB in the beginning and 73.3MB in the end (delta: -29.6MB). Peak memory consumption was 61.7MB. Max. memory is 16.1GB. [2021-11-23 17:09:10,118 INFO L158 Benchmark]: CDTParser took 0.23ms. Allocated memory is still 50.3MB. Free memory was 30.4MB in the beginning and 30.4MB in the end (delta: 40.9kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 17:09:10,119 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2479.95ms. Allocated memory was 71.3MB in the beginning and 94.4MB in the end (delta: 23.1MB). Free memory was 43.5MB in the beginning and 50.1MB in the end (delta: -6.6MB). Peak memory consumption was 38.1MB. Max. memory is 16.1GB. [2021-11-23 17:09:10,120 INFO L158 Benchmark]: Boogie Procedure Inliner took 244.61ms. Allocated memory is still 94.4MB. Free memory was 50.1MB in the beginning and 40.7MB in the end (delta: 9.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-23 17:09:10,121 INFO L158 Benchmark]: Boogie Preprocessor took 280.16ms. Allocated memory is still 94.4MB. Free memory was 40.7MB in the beginning and 50.8MB in the end (delta: -10.2MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2021-11-23 17:09:10,122 INFO L158 Benchmark]: RCFGBuilder took 21487.82ms. Allocated memory was 94.4MB in the beginning and 132.1MB in the end (delta: 37.7MB). Free memory was 50.6MB in the beginning and 59.6MB in the end (delta: -8.9MB). Peak memory consumption was 44.8MB. Max. memory is 16.1GB. [2021-11-23 17:09:10,123 INFO L158 Benchmark]: TraceAbstraction took 794.41ms. Allocated memory is still 132.1MB. Free memory was 59.6MB in the beginning and 73.3MB in the end (delta: -13.7MB). Peak memory consumption was 17.1MB. Max. memory is 16.1GB. [2021-11-23 17:09:10,127 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23ms. Allocated memory is still 50.3MB. Free memory was 30.4MB in the beginning and 30.4MB in the end (delta: 40.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2479.95ms. Allocated memory was 71.3MB in the beginning and 94.4MB in the end (delta: 23.1MB). Free memory was 43.5MB in the beginning and 50.1MB in the end (delta: -6.6MB). Peak memory consumption was 38.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 244.61ms. Allocated memory is still 94.4MB. Free memory was 50.1MB in the beginning and 40.7MB in the end (delta: 9.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 280.16ms. Allocated memory is still 94.4MB. Free memory was 40.7MB in the beginning and 50.8MB in the end (delta: -10.2MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * RCFGBuilder took 21487.82ms. Allocated memory was 94.4MB in the beginning and 132.1MB in the end (delta: 37.7MB). Free memory was 50.6MB in the beginning and 59.6MB in the end (delta: -8.9MB). Peak memory consumption was 44.8MB. Max. memory is 16.1GB. * TraceAbstraction took 794.41ms. Allocated memory is still 132.1MB. Free memory was 59.6MB in the beginning and 73.3MB in the end (delta: -13.7MB). Peak memory consumption was 17.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: 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 17:09:10,192 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba99b8f4-a3e6-48fc-adf2-8a4f39324adb/bin/utaipan-fb15Y9Yzbl/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with 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