./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-challenges/linux-3.14_linux-kernel-locking-mutex_drivers-net-ethernet-chelsio-cxgb4-cxgb4.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 69874e26 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_69a6cd8d-9ec8-44a7-8b11-e0a46ac51e79/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_69a6cd8d-9ec8-44a7-8b11-e0a46ac51e79/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_69a6cd8d-9ec8-44a7-8b11-e0a46ac51e79/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_69a6cd8d-9ec8-44a7-8b11-e0a46ac51e79/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/ldv-challenges/linux-3.14_linux-kernel-locking-mutex_drivers-net-ethernet-chelsio-cxgb4-cxgb4.cil.i -s /tmp/vcloud-vcloud-master/worker/run_dir_69a6cd8d-9ec8-44a7-8b11-e0a46ac51e79/bin/ukojak/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_69a6cd8d-9ec8-44a7-8b11-e0a46ac51e79/bin/ukojak --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 Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 087f5c7675216216784da9a1af43af80d1a1b1b9 .............................................................................................................................. 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_69a6cd8d-9ec8-44a7-8b11-e0a46ac51e79/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_69a6cd8d-9ec8-44a7-8b11-e0a46ac51e79/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_69a6cd8d-9ec8-44a7-8b11-e0a46ac51e79/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_69a6cd8d-9ec8-44a7-8b11-e0a46ac51e79/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/ldv-challenges/linux-3.14_linux-kernel-locking-mutex_drivers-net-ethernet-chelsio-cxgb4-cxgb4.cil.i -s /tmp/vcloud-vcloud-master/worker/run_dir_69a6cd8d-9ec8-44a7-8b11-e0a46ac51e79/bin/ukojak/config/svcomp-Reach-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_69a6cd8d-9ec8-44a7-8b11-e0a46ac51e79/bin/ukojak --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 Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 087f5c7675216216784da9a1af43af80d1a1b1b9 .................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.2.0-69874e2 [2020-12-01 18:03:31,902 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-01 18:03:31,904 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-01 18:03:31,964 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-01 18:03:31,965 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-01 18:03:31,986 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-01 18:03:31,988 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-01 18:03:31,991 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-01 18:03:31,993 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-01 18:03:31,994 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-01 18:03:31,996 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-01 18:03:31,997 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-01 18:03:31,998 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-01 18:03:31,999 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-01 18:03:32,001 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-01 18:03:32,003 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-01 18:03:32,004 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-01 18:03:32,005 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-01 18:03:32,008 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-01 18:03:32,010 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-01 18:03:32,012 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-01 18:03:32,014 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-01 18:03:32,016 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-01 18:03:32,017 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-01 18:03:32,020 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-12-01 18:03:32,021 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-12-01 18:03:32,021 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-12-01 18:03:32,022 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-12-01 18:03:32,023 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-12-01 18:03:32,024 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-12-01 18:03:32,025 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-01 18:03:32,026 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-01 18:03:32,027 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-01 18:03:32,028 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-01 18:03:32,029 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-01 18:03:32,030 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-01 18:03:32,031 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-01 18:03:32,031 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-01 18:03:32,032 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-01 18:03:32,033 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-01 18:03:32,034 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-01 18:03:32,035 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_69a6cd8d-9ec8-44a7-8b11-e0a46ac51e79/bin/ukojak/config/svcomp-Reach-64bit-Kojak_Default.epf [2020-12-01 18:03:32,058 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-01 18:03:32,059 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-01 18:03:32,060 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-12-01 18:03:32,060 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2020-12-01 18:03:32,061 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-12-01 18:03:32,061 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-12-01 18:03:32,062 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-01 18:03:32,062 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-12-01 18:03:32,062 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-01 18:03:32,062 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-12-01 18:03:32,063 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-01 18:03:32,063 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-12-01 18:03:32,063 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-01 18:03:32,063 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-01 18:03:32,063 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-12-01 18:03:32,064 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2020-12-01 18:03:32,064 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2020-12-01 18:03:32,064 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-01 18:03:32,064 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-12-01 18:03:32,065 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-12-01 18:03:32,065 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-01 18:03:32,065 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-01 18:03:32,065 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-12-01 18:03:32,066 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2020-12-01 18:03:32,066 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-12-01 18:03:32,066 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-12-01 18:03:32,066 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-12-01 18:03:32,067 INFO L138 SettingsManager]: * To the following directory=dump/ 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_69a6cd8d-9ec8-44a7-8b11-e0a46ac51e79/bin/ukojak/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_69a6cd8d-9ec8-44a7-8b11-e0a46ac51e79/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 087f5c7675216216784da9a1af43af80d1a1b1b9 [2020-12-01 18:03:32,306 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-01 18:03:32,338 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-01 18:03:32,341 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-01 18:03:32,343 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-01 18:03:32,344 INFO L275 PluginConnector]: CDTParser initialized [2020-12-01 18:03:32,345 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_69a6cd8d-9ec8-44a7-8b11-e0a46ac51e79/bin/ukojak/../../sv-benchmarks/c/ldv-challenges/linux-3.14_linux-kernel-locking-mutex_drivers-net-ethernet-chelsio-cxgb4-cxgb4.cil.i [2020-12-01 18:03:32,444 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_69a6cd8d-9ec8-44a7-8b11-e0a46ac51e79/bin/ukojak/data/4a02a50d6/1337d11fc8b443c2a40ff0befaba2a66/FLAGe1df8997c [2020-12-01 18:03:33,814 INFO L306 CDTParser]: Found 1 translation units. [2020-12-01 18:03:33,814 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_69a6cd8d-9ec8-44a7-8b11-e0a46ac51e79/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-kernel-locking-mutex_drivers-net-ethernet-chelsio-cxgb4-cxgb4.cil.i [2020-12-01 18:03:33,944 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_69a6cd8d-9ec8-44a7-8b11-e0a46ac51e79/bin/ukojak/data/4a02a50d6/1337d11fc8b443c2a40ff0befaba2a66/FLAGe1df8997c [2020-12-01 18:03:34,309 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_69a6cd8d-9ec8-44a7-8b11-e0a46ac51e79/bin/ukojak/data/4a02a50d6/1337d11fc8b443c2a40ff0befaba2a66 [2020-12-01 18:03:34,312 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-01 18:03:34,315 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-01 18:03:34,316 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-01 18:03:34,317 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-01 18:03:34,323 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-01 18:03:34,324 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 06:03:34" (1/1) ... [2020-12-01 18:03:34,328 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4f5fb3e7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:03:34, skipping insertion in model container [2020-12-01 18:03:34,328 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 06:03:34" (1/1) ... [2020-12-01 18:03:34,336 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-01 18:03:34,641 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-01 18:03:41,598 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function and varargs usage is unknown: ##fun~$Pointer$~X~intX~varArgs~~TO~int [2020-12-01 18:03:41,599 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@2d557af1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:03:41, skipping insertion in model container [2020-12-01 18:03:41,599 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-01 18:03:41,600 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-12-01 18:03:41,604 INFO L168 Benchmark]: Toolchain (without parser) took 7285.50 ms. Allocated memory was 117.4 MB in the beginning and 174.1 MB in the end (delta: 56.6 MB). Free memory was 78.8 MB in the beginning and 105.7 MB in the end (delta: -26.9 MB). Peak memory consumption was 97.3 MB. Max. memory is 16.1 GB. [2020-12-01 18:03:41,605 INFO L168 Benchmark]: CDTParser took 0.35 ms. Allocated memory is still 86.0 MB. Free memory was 45.3 MB in the beginning and 45.2 MB in the end (delta: 75.6 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-12-01 18:03:41,608 INFO L168 Benchmark]: CACSL2BoogieTranslator took 7283.47 ms. Allocated memory was 117.4 MB in the beginning and 174.1 MB in the end (delta: 56.6 MB). Free memory was 78.3 MB in the beginning and 105.7 MB in the end (delta: -27.4 MB). Peak memory consumption was 97.3 MB. Max. memory is 16.1 GB. [2020-12-01 18:03:41,611 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35 ms. Allocated memory is still 86.0 MB. Free memory was 45.3 MB in the beginning and 45.2 MB in the end (delta: 75.6 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 7283.47 ms. Allocated memory was 117.4 MB in the beginning and 174.1 MB in the end (delta: 56.6 MB). Free memory was 78.3 MB in the beginning and 105.7 MB in the end (delta: -27.4 MB). Peak memory consumption was 97.3 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 15115]: Unsupported Syntax encountered a call to a var args function and varargs usage is unknown: ##fun~$Pointer$~X~intX~varArgs~~TO~int RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.2.0-69874e2 [2020-12-01 18:03:44,014 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-01 18:03:44,016 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-01 18:03:44,064 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-01 18:03:44,065 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-01 18:03:44,072 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-01 18:03:44,074 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-01 18:03:44,079 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-01 18:03:44,083 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-01 18:03:44,091 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-01 18:03:44,093 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-01 18:03:44,099 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-01 18:03:44,100 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-01 18:03:44,104 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-01 18:03:44,108 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-01 18:03:44,110 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-01 18:03:44,113 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-01 18:03:44,118 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-01 18:03:44,120 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-01 18:03:44,124 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-01 18:03:44,128 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-01 18:03:44,131 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-01 18:03:44,133 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-01 18:03:44,135 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-01 18:03:44,143 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-12-01 18:03:44,143 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-12-01 18:03:44,144 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-12-01 18:03:44,146 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-12-01 18:03:44,147 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-12-01 18:03:44,159 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-12-01 18:03:44,159 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-01 18:03:44,161 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-01 18:03:44,163 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-01 18:03:44,164 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-01 18:03:44,165 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-01 18:03:44,165 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-01 18:03:44,166 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-01 18:03:44,167 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-01 18:03:44,167 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-01 18:03:44,169 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-01 18:03:44,170 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-01 18:03:44,171 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_69a6cd8d-9ec8-44a7-8b11-e0a46ac51e79/bin/ukojak/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2020-12-01 18:03:44,225 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-01 18:03:44,225 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-01 18:03:44,228 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-12-01 18:03:44,228 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2020-12-01 18:03:44,230 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-12-01 18:03:44,230 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-12-01 18:03:44,230 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-01 18:03:44,231 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-01 18:03:44,231 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-12-01 18:03:44,231 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-01 18:03:44,232 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-12-01 18:03:44,233 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-12-01 18:03:44,233 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-12-01 18:03:44,233 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-12-01 18:03:44,233 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-01 18:03:44,234 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-01 18:03:44,234 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-12-01 18:03:44,234 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2020-12-01 18:03:44,234 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2020-12-01 18:03:44,235 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-01 18:03:44,235 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-12-01 18:03:44,235 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-12-01 18:03:44,235 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-01 18:03:44,236 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-01 18:03:44,236 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-12-01 18:03:44,236 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2020-12-01 18:03:44,236 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-12-01 18:03:44,237 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-12-01 18:03:44,237 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2020-12-01 18:03:44,237 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-12-01 18:03:44,237 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2020-12-01 18:03:44,237 INFO L138 SettingsManager]: * To the following directory=dump/ 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_69a6cd8d-9ec8-44a7-8b11-e0a46ac51e79/bin/ukojak/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_69a6cd8d-9ec8-44a7-8b11-e0a46ac51e79/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 087f5c7675216216784da9a1af43af80d1a1b1b9 [2020-12-01 18:03:44,643 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-01 18:03:44,685 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-01 18:03:44,688 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-01 18:03:44,690 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-01 18:03:44,690 INFO L275 PluginConnector]: CDTParser initialized [2020-12-01 18:03:44,691 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_69a6cd8d-9ec8-44a7-8b11-e0a46ac51e79/bin/ukojak/../../sv-benchmarks/c/ldv-challenges/linux-3.14_linux-kernel-locking-mutex_drivers-net-ethernet-chelsio-cxgb4-cxgb4.cil.i [2020-12-01 18:03:44,768 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_69a6cd8d-9ec8-44a7-8b11-e0a46ac51e79/bin/ukojak/data/d229f5d33/312a39ab09a140ef8eec5fae66bd32e8/FLAG7f88a7194 [2020-12-01 18:03:46,455 INFO L306 CDTParser]: Found 1 translation units. [2020-12-01 18:03:46,455 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_69a6cd8d-9ec8-44a7-8b11-e0a46ac51e79/sv-benchmarks/c/ldv-challenges/linux-3.14_linux-kernel-locking-mutex_drivers-net-ethernet-chelsio-cxgb4-cxgb4.cil.i [2020-12-01 18:03:46,598 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_69a6cd8d-9ec8-44a7-8b11-e0a46ac51e79/bin/ukojak/data/d229f5d33/312a39ab09a140ef8eec5fae66bd32e8/FLAG7f88a7194 [2020-12-01 18:03:46,721 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_69a6cd8d-9ec8-44a7-8b11-e0a46ac51e79/bin/ukojak/data/d229f5d33/312a39ab09a140ef8eec5fae66bd32e8 [2020-12-01 18:03:46,724 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-01 18:03:46,727 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-01 18:03:46,729 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-01 18:03:46,729 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-01 18:03:46,733 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-01 18:03:46,735 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 06:03:46" (1/1) ... [2020-12-01 18:03:46,737 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@71456673 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:03:46, skipping insertion in model container [2020-12-01 18:03:46,737 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 06:03:46" (1/1) ... [2020-12-01 18:03:46,745 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-01 18:03:47,064 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-01 18:03:55,094 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function and varargs usage is unknown: ##fun~$Pointer$~X~C_INTX~varArgs~~TO~C_INT [2020-12-01 18:03:55,095 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@5113ad7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:03:55, skipping insertion in model container [2020-12-01 18:03:55,096 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-01 18:03:55,097 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-12-01 18:03:55,100 INFO L168 Benchmark]: Toolchain (without parser) took 8371.47 ms. Allocated memory was 109.1 MB in the beginning and 199.2 MB in the end (delta: 90.2 MB). Free memory was 66.0 MB in the beginning and 118.4 MB in the end (delta: -52.4 MB). Peak memory consumption was 59.5 MB. Max. memory is 16.1 GB. [2020-12-01 18:03:55,102 INFO L168 Benchmark]: CDTParser took 0.30 ms. Allocated memory is still 65.0 MB. Free memory was 46.0 MB in the beginning and 46.0 MB in the end (delta: 29.1 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-12-01 18:03:55,105 INFO L168 Benchmark]: CACSL2BoogieTranslator took 8368.27 ms. Allocated memory was 109.1 MB in the beginning and 199.2 MB in the end (delta: 90.2 MB). Free memory was 65.7 MB in the beginning and 118.4 MB in the end (delta: -52.7 MB). Peak memory consumption was 59.5 MB. Max. memory is 16.1 GB. [2020-12-01 18:03:55,108 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30 ms. Allocated memory is still 65.0 MB. Free memory was 46.0 MB in the beginning and 46.0 MB in the end (delta: 29.1 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 8368.27 ms. Allocated memory was 109.1 MB in the beginning and 199.2 MB in the end (delta: 90.2 MB). Free memory was 65.7 MB in the beginning and 118.4 MB in the end (delta: -52.7 MB). Peak memory consumption was 59.5 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 15115]: Unsupported Syntax encountered a call to a var args function and varargs usage is unknown: ##fun~$Pointer$~X~C_INTX~varArgs~~TO~C_INT RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...