./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-wireless-mwifiex-mwifiex.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a4ecdabc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_f5fcaf70-7e30-45ba-bf54-70b504372247/bin/utaipan/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_f5fcaf70-7e30-45ba-bf54-70b504372247/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_f5fcaf70-7e30-45ba-bf54-70b504372247/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_f5fcaf70-7e30-45ba-bf54-70b504372247/bin/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-wireless-mwifiex-mwifiex.cil.i -s /tmp/vcloud-vcloud-master/worker/run_dir_f5fcaf70-7e30-45ba-bf54-70b504372247/bin/utaipan/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_f5fcaf70-7e30-45ba-bf54-70b504372247/bin/utaipan --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 5dc900c2b78148999283a7cd7d2589af76afe08e ....................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_f5fcaf70-7e30-45ba-bf54-70b504372247/bin/utaipan/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_f5fcaf70-7e30-45ba-bf54-70b504372247/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_f5fcaf70-7e30-45ba-bf54-70b504372247/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_f5fcaf70-7e30-45ba-bf54-70b504372247/bin/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-wireless-mwifiex-mwifiex.cil.i -s /tmp/vcloud-vcloud-master/worker/run_dir_f5fcaf70-7e30-45ba-bf54-70b504372247/bin/utaipan/config/svcomp-Reach-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_f5fcaf70-7e30-45ba-bf54-70b504372247/bin/utaipan --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 5dc900c2b78148999283a7cd7d2589af76afe08e .................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.2.0-a4ecdab [2020-11-28 07:25:32,686 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-28 07:25:32,689 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-28 07:25:32,746 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-28 07:25:32,747 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-28 07:25:32,752 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-28 07:25:32,754 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-28 07:25:32,758 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-28 07:25:32,769 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-28 07:25:32,774 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-28 07:25:32,776 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-28 07:25:32,778 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-28 07:25:32,778 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-28 07:25:32,782 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-28 07:25:32,783 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-28 07:25:32,785 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-28 07:25:32,787 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-28 07:25:32,790 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-28 07:25:32,794 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-28 07:25:32,801 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-28 07:25:32,803 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-28 07:25:32,805 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-28 07:25:32,808 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-28 07:25:32,809 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-28 07:25:32,818 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-28 07:25:32,818 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-28 07:25:32,819 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-28 07:25:32,821 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-28 07:25:32,821 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-28 07:25:32,822 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-28 07:25:32,823 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-28 07:25:32,824 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-28 07:25:32,826 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-28 07:25:32,827 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-28 07:25:32,829 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-28 07:25:32,829 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-28 07:25:32,830 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-28 07:25:32,830 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-28 07:25:32,830 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-28 07:25:32,832 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-28 07:25:32,834 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-28 07:25:32,837 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_f5fcaf70-7e30-45ba-bf54-70b504372247/bin/utaipan/config/svcomp-Reach-64bit-Taipan_Default.epf [2020-11-28 07:25:32,875 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-28 07:25:32,876 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-28 07:25:32,877 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-11-28 07:25:32,877 INFO L138 SettingsManager]: * User list type=DISABLED [2020-11-28 07:25:32,878 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2020-11-28 07:25:32,878 INFO L138 SettingsManager]: * Explicit value domain=true [2020-11-28 07:25:32,878 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2020-11-28 07:25:32,878 INFO L138 SettingsManager]: * Octagon Domain=false [2020-11-28 07:25:32,878 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2020-11-28 07:25:32,879 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2020-11-28 07:25:32,880 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2020-11-28 07:25:32,880 INFO L138 SettingsManager]: * Interval Domain=false [2020-11-28 07:25:32,880 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2020-11-28 07:25:32,880 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2020-11-28 07:25:32,881 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2020-11-28 07:25:32,881 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-28 07:25:32,882 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-28 07:25:32,882 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-28 07:25:32,882 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-28 07:25:32,882 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-28 07:25:32,883 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-28 07:25:32,883 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-11-28 07:25:32,883 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-28 07:25:32,883 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-28 07:25:32,883 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-28 07:25:32,884 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-28 07:25:32,884 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-28 07:25:32,884 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-28 07:25:32,885 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-28 07:25:32,885 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-28 07:25:32,885 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-28 07:25:32,885 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-28 07:25:32,886 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2020-11-28 07:25:32,886 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-28 07:25:32,886 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-28 07:25:32,886 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-28 07:25:32,887 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-11-28 07:25:32,887 INFO L138 SettingsManager]: * To the following directory=dump/ [2020-11-28 07:25:32,887 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-vcloud-master/worker/run_dir_f5fcaf70-7e30-45ba-bf54-70b504372247/bin/utaipan/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_f5fcaf70-7e30-45ba-bf54-70b504372247/bin/utaipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5dc900c2b78148999283a7cd7d2589af76afe08e [2020-11-28 07:25:33,211 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-28 07:25:33,243 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-28 07:25:33,248 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-28 07:25:33,249 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-28 07:25:33,251 INFO L275 PluginConnector]: CDTParser initialized [2020-11-28 07:25:33,251 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_f5fcaf70-7e30-45ba-bf54-70b504372247/bin/utaipan/../../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-wireless-mwifiex-mwifiex.cil.i [2020-11-28 07:25:33,329 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_f5fcaf70-7e30-45ba-bf54-70b504372247/bin/utaipan/data/e8cc76811/eeaba580c0184572a1d4a4f2112b9dc6/FLAG69544d51f [2020-11-28 07:25:35,105 INFO L306 CDTParser]: Found 1 translation units. [2020-11-28 07:25:35,107 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_f5fcaf70-7e30-45ba-bf54-70b504372247/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-wireless-mwifiex-mwifiex.cil.i [2020-11-28 07:25:35,291 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_f5fcaf70-7e30-45ba-bf54-70b504372247/bin/utaipan/data/e8cc76811/eeaba580c0184572a1d4a4f2112b9dc6/FLAG69544d51f [2020-11-28 07:25:35,667 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_f5fcaf70-7e30-45ba-bf54-70b504372247/bin/utaipan/data/e8cc76811/eeaba580c0184572a1d4a4f2112b9dc6 [2020-11-28 07:25:35,669 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-28 07:25:35,671 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-28 07:25:35,672 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-28 07:25:35,673 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-28 07:25:35,676 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-28 07:25:35,677 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 07:25:35" (1/1) ... [2020-11-28 07:25:35,679 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4b4efda3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 07:25:35, skipping insertion in model container [2020-11-28 07:25:35,679 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 07:25:35" (1/1) ... [2020-11-28 07:25:35,687 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-28 07:25:36,033 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-28 07:25:39,251 WARN L548 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-11-28 07:25:39,512 WARN L548 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-11-28 07:25:39,519 WARN L548 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-11-28 07:25:39,640 WARN L548 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-11-28 07:25:39,792 WARN L548 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-11-28 07:25:41,889 WARN L548 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-11-28 07:25:41,928 WARN L548 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-11-28 07:25:43,158 WARN L548 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-11-28 07:25:43,181 WARN L548 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-11-28 07:25:43,185 WARN L548 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-11-28 07:25:43,206 WARN L548 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-11-28 07:25:43,207 WARN L548 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-11-28 07:25:43,209 WARN L548 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-11-28 07:25:43,212 WARN L548 CHandler]: More than one settings change for restart is not yet implemented; using only the first one to be reported [2020-11-28 07:25:43,220 ERROR L326 MainTranslator]: Unsupported Syntax: we need to generalize this to nested and/or variable length arrays [2020-11-28 07:25:43,221 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@4d3a99d9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 07:25:43, skipping insertion in model container [2020-11-28 07:25:43,221 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-28 07:25:43,222 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-11-28 07:25:43,225 INFO L168 Benchmark]: Toolchain (without parser) took 7552.74 ms. Allocated memory was 132.1 MB in the beginning and 169.9 MB in the end (delta: 37.7 MB). Free memory was 78.7 MB in the beginning and 73.6 MB in the end (delta: 5.1 MB). Peak memory consumption was 70.6 MB. Max. memory is 16.1 GB. [2020-11-28 07:25:43,226 INFO L168 Benchmark]: CDTParser took 0.28 ms. Allocated memory is still 67.1 MB. Free memory was 29.0 MB in the beginning and 28.9 MB in the end (delta: 45.3 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-28 07:25:43,228 INFO L168 Benchmark]: CACSL2BoogieTranslator took 7549.81 ms. Allocated memory was 132.1 MB in the beginning and 169.9 MB in the end (delta: 37.7 MB). Free memory was 78.3 MB in the beginning and 73.6 MB in the end (delta: 4.7 MB). Peak memory consumption was 70.6 MB. Max. memory is 16.1 GB. [2020-11-28 07:25:43,232 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28 ms. Allocated memory is still 67.1 MB. Free memory was 29.0 MB in the beginning and 28.9 MB in the end (delta: 45.3 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 7549.81 ms. Allocated memory was 132.1 MB in the beginning and 169.9 MB in the end (delta: 37.7 MB). Free memory was 78.3 MB in the beginning and 73.6 MB in the end (delta: 4.7 MB). Peak memory consumption was 70.6 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 15821]: Unsupported Syntax we need to generalize this to nested and/or variable length arrays RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.2.0-a4ecdab [2020-11-28 07:25:45,510 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-28 07:25:45,513 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-28 07:25:45,549 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-28 07:25:45,549 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-28 07:25:45,551 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-28 07:25:45,553 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-28 07:25:45,555 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-28 07:25:45,557 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-28 07:25:45,559 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-28 07:25:45,560 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-28 07:25:45,561 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-28 07:25:45,562 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-28 07:25:45,563 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-28 07:25:45,565 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-28 07:25:45,566 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-28 07:25:45,567 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-28 07:25:45,568 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-28 07:25:45,570 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-28 07:25:45,573 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-28 07:25:45,575 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-28 07:25:45,576 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-28 07:25:45,578 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-28 07:25:45,579 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-28 07:25:45,582 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-28 07:25:45,583 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-28 07:25:45,583 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-28 07:25:45,584 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-28 07:25:45,585 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-28 07:25:45,586 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-28 07:25:45,587 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-28 07:25:45,588 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-28 07:25:45,589 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-28 07:25:45,590 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-28 07:25:45,595 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-28 07:25:45,596 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-28 07:25:45,597 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-28 07:25:45,598 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-28 07:25:45,598 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-28 07:25:45,601 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-28 07:25:45,604 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-28 07:25:45,605 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_f5fcaf70-7e30-45ba-bf54-70b504372247/bin/utaipan/config/svcomp-Reach-64bit-Taipan_Bitvector.epf [2020-11-28 07:25:45,666 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-28 07:25:45,666 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-28 07:25:45,668 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-11-28 07:25:45,669 INFO L138 SettingsManager]: * User list type=DISABLED [2020-11-28 07:25:45,669 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2020-11-28 07:25:45,669 INFO L138 SettingsManager]: * Explicit value domain=true [2020-11-28 07:25:45,669 INFO L138 SettingsManager]: * Octagon Domain=false [2020-11-28 07:25:45,670 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2020-11-28 07:25:45,670 INFO L138 SettingsManager]: * Interval Domain=false [2020-11-28 07:25:45,671 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-28 07:25:45,672 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-28 07:25:45,673 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-28 07:25:45,673 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-28 07:25:45,673 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-28 07:25:45,673 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-11-28 07:25:45,673 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-11-28 07:25:45,674 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-11-28 07:25:45,674 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-28 07:25:45,674 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-28 07:25:45,674 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-28 07:25:45,675 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-28 07:25:45,675 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-11-28 07:25:45,675 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-28 07:25:45,675 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-28 07:25:45,675 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-28 07:25:45,676 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-28 07:25:45,676 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-28 07:25:45,676 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-28 07:25:45,676 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2020-11-28 07:25:45,676 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-11-28 07:25:45,677 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-28 07:25:45,677 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-28 07:25:45,677 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-11-28 07:25:45,677 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-vcloud-master/worker/run_dir_f5fcaf70-7e30-45ba-bf54-70b504372247/bin/utaipan/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_f5fcaf70-7e30-45ba-bf54-70b504372247/bin/utaipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5dc900c2b78148999283a7cd7d2589af76afe08e [2020-11-28 07:25:46,063 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-28 07:25:46,095 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-28 07:25:46,100 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-28 07:25:46,102 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-28 07:25:46,103 INFO L275 PluginConnector]: CDTParser initialized [2020-11-28 07:25:46,105 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_f5fcaf70-7e30-45ba-bf54-70b504372247/bin/utaipan/../../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-wireless-mwifiex-mwifiex.cil.i [2020-11-28 07:25:46,183 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_f5fcaf70-7e30-45ba-bf54-70b504372247/bin/utaipan/data/7082ec261/b92a312975144bccaae34338a184270a/FLAGd418743c0 [2020-11-28 07:25:47,838 INFO L306 CDTParser]: Found 1 translation units. [2020-11-28 07:25:47,839 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_f5fcaf70-7e30-45ba-bf54-70b504372247/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-kernel-locking-spinlock_drivers-net-wireless-mwifiex-mwifiex.cil.i [2020-11-28 07:25:47,980 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_f5fcaf70-7e30-45ba-bf54-70b504372247/bin/utaipan/data/7082ec261/b92a312975144bccaae34338a184270a/FLAGd418743c0 [2020-11-28 07:25:48,076 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_f5fcaf70-7e30-45ba-bf54-70b504372247/bin/utaipan/data/7082ec261/b92a312975144bccaae34338a184270a [2020-11-28 07:25:48,078 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-28 07:25:48,080 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-28 07:25:48,107 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-28 07:25:48,108 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-28 07:25:48,111 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-28 07:25:48,112 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 07:25:48" (1/1) ... [2020-11-28 07:25:48,114 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7d5db075 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 07:25:48, skipping insertion in model container [2020-11-28 07:25:48,115 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 07:25:48" (1/1) ... [2020-11-28 07:25:48,124 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-28 07:25:48,481 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-28 07:25:55,489 ERROR L326 MainTranslator]: Unsupported Syntax: we need to generalize this to nested and/or variable length arrays [2020-11-28 07:25:55,490 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@1a365f47 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 07:25:55, skipping insertion in model container [2020-11-28 07:25:55,491 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-28 07:25:55,491 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-11-28 07:25:55,495 INFO L168 Benchmark]: Toolchain (without parser) took 7412.72 ms. Allocated memory was 75.5 MB in the beginning and 195.0 MB in the end (delta: 119.5 MB). Free memory was 22.9 MB in the beginning and 88.3 MB in the end (delta: -65.4 MB). Peak memory consumption was 82.6 MB. Max. memory is 16.1 GB. [2020-11-28 07:25:55,497 INFO L168 Benchmark]: CDTParser took 0.26 ms. Allocated memory is still 56.6 MB. Free memory is still 39.0 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-11-28 07:25:55,500 INFO L168 Benchmark]: CACSL2BoogieTranslator took 7384.23 ms. Allocated memory was 125.8 MB in the beginning and 195.0 MB in the end (delta: 69.2 MB). Free memory was 78.8 MB in the beginning and 88.3 MB in the end (delta: -9.5 MB). Peak memory consumption was 86.3 MB. Max. memory is 16.1 GB. [2020-11-28 07:25:55,502 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26 ms. Allocated memory is still 56.6 MB. Free memory is still 39.0 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 7384.23 ms. Allocated memory was 125.8 MB in the beginning and 195.0 MB in the end (delta: 69.2 MB). Free memory was 78.8 MB in the beginning and 88.3 MB in the end (delta: -9.5 MB). Peak memory consumption was 86.3 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 15821]: Unsupported Syntax we need to generalize this to nested and/or variable length arrays RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...