./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--block--DAC960.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version f470102c Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_c7c572e7-070b-4b52-9bd1-a45a49712d80/bin/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_c7c572e7-070b-4b52-9bd1-a45a49712d80/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_c7c572e7-070b-4b52-9bd1-a45a49712d80/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_c7c572e7-070b-4b52-9bd1-a45a49712d80/bin/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--block--DAC960.ko-entry_point.cil.out.i -s /tmp/vcloud-vcloud-master/worker/run_dir_c7c572e7-070b-4b52-9bd1-a45a49712d80/bin/utaipan/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_c7c572e7-070b-4b52-9bd1-a45a49712d80/bin/utaipan --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 1a2694299a00549f1216f2e820e6479494a71f4f ................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_c7c572e7-070b-4b52-9bd1-a45a49712d80/bin/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_c7c572e7-070b-4b52-9bd1-a45a49712d80/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_c7c572e7-070b-4b52-9bd1-a45a49712d80/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_c7c572e7-070b-4b52-9bd1-a45a49712d80/bin/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--block--DAC960.ko-entry_point.cil.out.i -s /tmp/vcloud-vcloud-master/worker/run_dir_c7c572e7-070b-4b52-9bd1-a45a49712d80/bin/utaipan/config/svcomp-Reach-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_c7c572e7-070b-4b52-9bd1-a45a49712d80/bin/utaipan --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 1a2694299a00549f1216f2e820e6479494a71f4f .............................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.25-f470102 [2019-12-07 16:32:50,039 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-07 16:32:50,040 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-07 16:32:50,047 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-07 16:32:50,047 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-07 16:32:50,048 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-07 16:32:50,049 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-07 16:32:50,051 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-07 16:32:50,052 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-07 16:32:50,052 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-07 16:32:50,053 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-07 16:32:50,054 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-07 16:32:50,054 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-07 16:32:50,055 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-07 16:32:50,055 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-07 16:32:50,056 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-07 16:32:50,057 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-07 16:32:50,057 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-07 16:32:50,059 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-07 16:32:50,060 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-07 16:32:50,061 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-07 16:32:50,062 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-07 16:32:50,063 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-07 16:32:50,063 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-07 16:32:50,065 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-07 16:32:50,065 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-07 16:32:50,065 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-07 16:32:50,066 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-07 16:32:50,066 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-07 16:32:50,067 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-07 16:32:50,067 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-07 16:32:50,067 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-07 16:32:50,068 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-07 16:32:50,068 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-07 16:32:50,069 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-07 16:32:50,069 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-07 16:32:50,069 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-07 16:32:50,069 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-07 16:32:50,069 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-07 16:32:50,070 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-07 16:32:50,070 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-07 16:32:50,071 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_c7c572e7-070b-4b52-9bd1-a45a49712d80/bin/utaipan/config/svcomp-Reach-64bit-Taipan_Default.epf [2019-12-07 16:32:50,081 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-07 16:32:50,081 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-07 16:32:50,081 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-12-07 16:32:50,081 INFO L138 SettingsManager]: * User list type=DISABLED [2019-12-07 16:32:50,082 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-12-07 16:32:50,082 INFO L138 SettingsManager]: * Explicit value domain=true [2019-12-07 16:32:50,082 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2019-12-07 16:32:50,082 INFO L138 SettingsManager]: * Octagon Domain=false [2019-12-07 16:32:50,082 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-12-07 16:32:50,082 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2019-12-07 16:32:50,082 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2019-12-07 16:32:50,082 INFO L138 SettingsManager]: * Interval Domain=false [2019-12-07 16:32:50,083 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2019-12-07 16:32:50,083 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2019-12-07 16:32:50,083 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2019-12-07 16:32:50,083 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-07 16:32:50,083 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-12-07 16:32:50,084 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-07 16:32:50,084 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-12-07 16:32:50,084 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-07 16:32:50,084 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-12-07 16:32:50,084 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-12-07 16:32:50,084 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-07 16:32:50,084 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-07 16:32:50,085 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-12-07 16:32:50,085 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-07 16:32:50,085 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-07 16:32:50,085 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-12-07 16:32:50,085 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-12-07 16:32:50,085 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-07 16:32:50,085 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-07 16:32:50,086 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-12-07 16:32:50,086 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2019-12-07 16:32:50,086 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-12-07 16:32:50,086 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-12-07 16:32:50,086 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2019-12-07 16:32:50,086 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-12-07 16:32:50,086 INFO L138 SettingsManager]: * To the following directory=dump/ [2019-12-07 16:32:50,087 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES 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_c7c572e7-070b-4b52-9bd1-a45a49712d80/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(__VERIFIER_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 -> 1a2694299a00549f1216f2e820e6479494a71f4f [2019-12-07 16:32:50,193 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-07 16:32:50,203 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-07 16:32:50,206 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-07 16:32:50,208 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-07 16:32:50,208 INFO L275 PluginConnector]: CDTParser initialized [2019-12-07 16:32:50,209 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_c7c572e7-070b-4b52-9bd1-a45a49712d80/bin/utaipan/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--block--DAC960.ko-entry_point.cil.out.i [2019-12-07 16:32:50,255 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_c7c572e7-070b-4b52-9bd1-a45a49712d80/bin/utaipan/data/9835b53b6/2bec397aa0f14d89a3a8d51e40663dab/FLAG334718430 [2019-12-07 16:32:50,935 INFO L306 CDTParser]: Found 1 translation units. [2019-12-07 16:32:50,935 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_c7c572e7-070b-4b52-9bd1-a45a49712d80/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--block--DAC960.ko-entry_point.cil.out.i [2019-12-07 16:32:50,968 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_c7c572e7-070b-4b52-9bd1-a45a49712d80/bin/utaipan/data/9835b53b6/2bec397aa0f14d89a3a8d51e40663dab/FLAG334718430 [2019-12-07 16:32:51,278 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_c7c572e7-070b-4b52-9bd1-a45a49712d80/bin/utaipan/data/9835b53b6/2bec397aa0f14d89a3a8d51e40663dab [2019-12-07 16:32:51,281 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-07 16:32:51,282 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-12-07 16:32:51,283 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-07 16:32:51,283 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-07 16:32:51,285 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-07 16:32:51,286 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 04:32:51" (1/1) ... [2019-12-07 16:32:51,288 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4573b0fb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 04:32:51, skipping insertion in model container [2019-12-07 16:32:51,289 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 04:32:51" (1/1) ... [2019-12-07 16:32:51,295 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-07 16:32:51,386 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-07 16:32:53,360 ERROR L326 MainTranslator]: Unsupported Syntax: we need to generalize this to nested and/or variable length arrays [2019-12-07 16:32:53,361 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@48d7e6fc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 04:32:53, skipping insertion in model container [2019-12-07 16:32:53,361 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-07 16:32:53,361 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2019-12-07 16:32:53,363 INFO L168 Benchmark]: Toolchain (without parser) took 2080.51 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 116.4 MB). Free memory was 923.3 MB in the beginning and 1.0 GB in the end (delta: -105.6 MB). Peak memory consumption was 91.6 MB. Max. memory is 11.5 GB. [2019-12-07 16:32:53,363 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 1.0 GB. Free memory is still 960.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-07 16:32:53,364 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2078.44 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 116.4 MB). Free memory was 923.3 MB in the beginning and 1.0 GB in the end (delta: -105.6 MB). Peak memory consumption was 91.6 MB. Max. memory is 11.5 GB. [2019-12-07 16:32:53,365 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 ms. Allocated memory is still 1.0 GB. Free memory is still 960.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 2078.44 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 116.4 MB). Free memory was 923.3 MB in the beginning and 1.0 GB in the end (delta: -105.6 MB). Peak memory consumption was 91.6 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 7504]: 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 0.1.25-f470102 [2019-12-07 16:32:54,528 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-07 16:32:54,529 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-07 16:32:54,537 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-07 16:32:54,538 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-07 16:32:54,538 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-07 16:32:54,540 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-07 16:32:54,541 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-07 16:32:54,543 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-07 16:32:54,544 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-07 16:32:54,544 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-07 16:32:54,545 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-07 16:32:54,545 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-07 16:32:54,546 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-07 16:32:54,547 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-07 16:32:54,548 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-07 16:32:54,548 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-07 16:32:54,549 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-07 16:32:54,550 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-07 16:32:54,552 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-07 16:32:54,554 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-07 16:32:54,555 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-07 16:32:54,556 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-07 16:32:54,556 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-07 16:32:54,558 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-07 16:32:54,558 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-07 16:32:54,559 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-07 16:32:54,559 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-07 16:32:54,559 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-07 16:32:54,560 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-07 16:32:54,560 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-07 16:32:54,561 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-07 16:32:54,561 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-07 16:32:54,562 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-07 16:32:54,562 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-07 16:32:54,562 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-07 16:32:54,563 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-07 16:32:54,563 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-07 16:32:54,563 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-07 16:32:54,564 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-07 16:32:54,564 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-07 16:32:54,565 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_c7c572e7-070b-4b52-9bd1-a45a49712d80/bin/utaipan/config/svcomp-Reach-64bit-Taipan_Bitvector.epf [2019-12-07 16:32:54,577 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-07 16:32:54,577 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-07 16:32:54,578 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-12-07 16:32:54,578 INFO L138 SettingsManager]: * User list type=DISABLED [2019-12-07 16:32:54,579 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-12-07 16:32:54,579 INFO L138 SettingsManager]: * Explicit value domain=true [2019-12-07 16:32:54,579 INFO L138 SettingsManager]: * Octagon Domain=false [2019-12-07 16:32:54,579 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-12-07 16:32:54,579 INFO L138 SettingsManager]: * Interval Domain=false [2019-12-07 16:32:54,580 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-07 16:32:54,580 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-07 16:32:54,580 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-12-07 16:32:54,581 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-07 16:32:54,581 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-12-07 16:32:54,581 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-12-07 16:32:54,581 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-12-07 16:32:54,581 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-12-07 16:32:54,582 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-07 16:32:54,582 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-07 16:32:54,582 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-12-07 16:32:54,582 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-07 16:32:54,582 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-12-07 16:32:54,583 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-07 16:32:54,583 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-12-07 16:32:54,583 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-12-07 16:32:54,583 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-07 16:32:54,583 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-07 16:32:54,584 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-12-07 16:32:54,584 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2019-12-07 16:32:54,584 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-12-07 16:32:54,584 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-12-07 16:32:54,584 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2019-12-07 16:32:54,584 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-12-07 16:32:54,585 INFO L138 SettingsManager]: * Logic for external solver=AUFBV 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_c7c572e7-070b-4b52-9bd1-a45a49712d80/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(__VERIFIER_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 -> 1a2694299a00549f1216f2e820e6479494a71f4f [2019-12-07 16:32:54,748 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-07 16:32:54,758 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-07 16:32:54,761 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-07 16:32:54,762 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-07 16:32:54,763 INFO L275 PluginConnector]: CDTParser initialized [2019-12-07 16:32:54,763 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_c7c572e7-070b-4b52-9bd1-a45a49712d80/bin/utaipan/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--block--DAC960.ko-entry_point.cil.out.i [2019-12-07 16:32:54,812 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_c7c572e7-070b-4b52-9bd1-a45a49712d80/bin/utaipan/data/6d0954fa4/67b0370c2b894b23bde9a7bcc5447f79/FLAG1e695b14f [2019-12-07 16:32:55,376 INFO L306 CDTParser]: Found 1 translation units. [2019-12-07 16:32:55,377 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_c7c572e7-070b-4b52-9bd1-a45a49712d80/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--block--DAC960.ko-entry_point.cil.out.i [2019-12-07 16:32:55,410 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_c7c572e7-070b-4b52-9bd1-a45a49712d80/bin/utaipan/data/6d0954fa4/67b0370c2b894b23bde9a7bcc5447f79/FLAG1e695b14f [2019-12-07 16:32:55,796 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_c7c572e7-070b-4b52-9bd1-a45a49712d80/bin/utaipan/data/6d0954fa4/67b0370c2b894b23bde9a7bcc5447f79 [2019-12-07 16:32:55,802 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-07 16:32:55,804 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-12-07 16:32:55,806 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-07 16:32:55,807 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-07 16:32:55,812 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-07 16:32:55,813 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 04:32:55" (1/1) ... [2019-12-07 16:32:55,816 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2cee16e5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 04:32:55, skipping insertion in model container [2019-12-07 16:32:55,816 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 04:32:55" (1/1) ... [2019-12-07 16:32:55,823 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-07 16:32:55,932 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-07 16:32:57,256 ERROR L326 MainTranslator]: Unsupported Syntax: conversion to CStruct not implemented. [2019-12-07 16:32:57,257 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@49c47b09 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 04:32:57, skipping insertion in model container [2019-12-07 16:32:57,257 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-07 16:32:57,257 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2019-12-07 16:32:57,259 INFO L168 Benchmark]: Toolchain (without parser) took 1455.33 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 155.2 MB). Free memory was 929.5 MB in the beginning and 1.1 GB in the end (delta: -150.0 MB). Peak memory consumption was 100.5 MB. Max. memory is 11.5 GB. [2019-12-07 16:32:57,260 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 1.0 GB. Free memory is still 981.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-07 16:32:57,260 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1450.63 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 155.2 MB). Free memory was 929.5 MB in the beginning and 1.1 GB in the end (delta: -150.0 MB). Peak memory consumption was 100.5 MB. Max. memory is 11.5 GB. [2019-12-07 16:32:57,262 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 ms. Allocated memory is still 1.0 GB. Free memory is still 981.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 1450.63 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 155.2 MB). Free memory was 929.5 MB in the beginning and 1.1 GB in the end (delta: -150.0 MB). Peak memory consumption was 100.5 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 6632]: Unsupported Syntax conversion to CStruct not implemented. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...