./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-32_7a-drivers--target--iscsi--iscsi_target_mod.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 4e77c044 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0bccdc7d-85e6-4436-afce-3a327d242f2d/bin/uautomizer-WNIpwEf4Nt/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0bccdc7d-85e6-4436-afce-3a327d242f2d/bin/uautomizer-WNIpwEf4Nt/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0bccdc7d-85e6-4436-afce-3a327d242f2d/bin/uautomizer-WNIpwEf4Nt/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0bccdc7d-85e6-4436-afce-3a327d242f2d/bin/uautomizer-WNIpwEf4Nt/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--target--iscsi--iscsi_target_mod.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0bccdc7d-85e6-4436-afce-3a327d242f2d/bin/uautomizer-WNIpwEf4Nt/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0bccdc7d-85e6-4436-afce-3a327d242f2d/bin/uautomizer-WNIpwEf4Nt --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 Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash b6a935de7e2ae435e75b9e0e0c0d2ca1f5bb3adf .............................................................................................................................. Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0bccdc7d-85e6-4436-afce-3a327d242f2d/bin/uautomizer-WNIpwEf4Nt/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0bccdc7d-85e6-4436-afce-3a327d242f2d/bin/uautomizer-WNIpwEf4Nt/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0bccdc7d-85e6-4436-afce-3a327d242f2d/bin/uautomizer-WNIpwEf4Nt/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0bccdc7d-85e6-4436-afce-3a327d242f2d/bin/uautomizer-WNIpwEf4Nt/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--target--iscsi--iscsi_target_mod.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0bccdc7d-85e6-4436-afce-3a327d242f2d/bin/uautomizer-WNIpwEf4Nt/config/svcomp-Reach-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0bccdc7d-85e6-4436-afce-3a327d242f2d/bin/uautomizer-WNIpwEf4Nt --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 Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash b6a935de7e2ae435e75b9e0e0c0d2ca1f5bb3adf ................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.2.1-dev-4e77c04 [2021-10-13 00:17:28,832 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-13 00:17:28,834 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-13 00:17:28,890 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-13 00:17:28,890 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-13 00:17:28,895 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-13 00:17:28,898 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-13 00:17:28,902 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-13 00:17:28,905 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-13 00:17:28,910 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-13 00:17:28,911 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-13 00:17:28,913 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-13 00:17:28,914 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-13 00:17:28,917 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-13 00:17:28,919 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-13 00:17:28,925 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-13 00:17:28,927 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-13 00:17:28,928 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-13 00:17:28,934 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-13 00:17:28,941 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-13 00:17:28,943 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-13 00:17:28,945 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-13 00:17:28,949 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-13 00:17:28,950 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-13 00:17:28,961 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-13 00:17:28,962 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-13 00:17:28,962 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-13 00:17:28,964 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-13 00:17:28,965 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-13 00:17:28,966 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-13 00:17:28,967 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-13 00:17:28,968 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-13 00:17:28,970 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-13 00:17:28,972 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-13 00:17:28,973 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-13 00:17:28,973 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-13 00:17:28,974 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-13 00:17:28,974 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-13 00:17:28,975 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-13 00:17:28,976 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-13 00:17:28,977 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-13 00:17:28,978 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0bccdc7d-85e6-4436-afce-3a327d242f2d/bin/uautomizer-WNIpwEf4Nt/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-10-13 00:17:29,024 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-13 00:17:29,024 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-13 00:17:29,025 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-13 00:17:29,025 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-13 00:17:29,033 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-13 00:17:29,033 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-13 00:17:29,034 INFO L138 SettingsManager]: * Use SBE=true [2021-10-13 00:17:29,034 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-13 00:17:29,034 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-13 00:17:29,034 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-13 00:17:29,036 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-13 00:17:29,036 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-13 00:17:29,036 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-13 00:17:29,036 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-13 00:17:29,037 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-13 00:17:29,037 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-13 00:17:29,037 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-13 00:17:29,037 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-13 00:17:29,038 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-13 00:17:29,038 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-13 00:17:29,038 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-13 00:17:29,038 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-13 00:17:29,039 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-13 00:17:29,039 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-13 00:17:29,039 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-13 00:17:29,039 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-13 00:17:29,039 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-13 00:17:29,040 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0bccdc7d-85e6-4436-afce-3a327d242f2d/bin/uautomizer-WNIpwEf4Nt/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0bccdc7d-85e6-4436-afce-3a327d242f2d/bin/uautomizer-WNIpwEf4Nt Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b6a935de7e2ae435e75b9e0e0c0d2ca1f5bb3adf [2021-10-13 00:17:29,347 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-13 00:17:29,369 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-13 00:17:29,372 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-13 00:17:29,373 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-13 00:17:29,374 INFO L275 PluginConnector]: CDTParser initialized [2021-10-13 00:17:29,375 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0bccdc7d-85e6-4436-afce-3a327d242f2d/bin/uautomizer-WNIpwEf4Nt/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--target--iscsi--iscsi_target_mod.ko-entry_point.cil.out.i [2021-10-13 00:17:29,449 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0bccdc7d-85e6-4436-afce-3a327d242f2d/bin/uautomizer-WNIpwEf4Nt/data/a27a96467/057129d5001c4efc80ccc989d7ef7c8e/FLAG1d0d14474 [2021-10-13 00:17:31,294 INFO L306 CDTParser]: Found 1 translation units. [2021-10-13 00:17:31,296 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0bccdc7d-85e6-4436-afce-3a327d242f2d/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--target--iscsi--iscsi_target_mod.ko-entry_point.cil.out.i [2021-10-13 00:17:31,634 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0bccdc7d-85e6-4436-afce-3a327d242f2d/bin/uautomizer-WNIpwEf4Nt/data/a27a96467/057129d5001c4efc80ccc989d7ef7c8e/FLAG1d0d14474 [2021-10-13 00:17:31,860 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0bccdc7d-85e6-4436-afce-3a327d242f2d/bin/uautomizer-WNIpwEf4Nt/data/a27a96467/057129d5001c4efc80ccc989d7ef7c8e [2021-10-13 00:17:31,862 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-13 00:17:31,863 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-13 00:17:31,866 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-13 00:17:31,866 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-13 00:17:31,870 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-13 00:17:31,871 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 12:17:31" (1/1) ... [2021-10-13 00:17:31,873 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@ab3ea6e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:17:31, skipping insertion in model container [2021-10-13 00:17:31,873 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 12:17:31" (1/1) ... [2021-10-13 00:17:31,879 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-13 00:17:32,297 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-13 00:17:44,242 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: iscsi_change_param_sprintf [2021-10-13 00:17:44,243 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@19cfd161 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:17:44, skipping insertion in model container [2021-10-13 00:17:44,243 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-13 00:17:44,243 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-10-13 00:17:44,246 INFO L168 Benchmark]: Toolchain (without parser) took 12381.30 ms. Allocated memory was 182.5 MB in the beginning and 276.8 MB in the end (delta: 94.4 MB). Free memory was 117.0 MB in the beginning and 143.2 MB in the end (delta: -26.2 MB). Peak memory consumption was 115.0 MB. Max. memory is 16.1 GB. [2021-10-13 00:17:44,248 INFO L168 Benchmark]: CDTParser took 0.24 ms. Allocated memory is still 107.0 MB. Free memory was 81.1 MB in the beginning and 81.1 MB in the end (delta: 52.1 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-13 00:17:44,249 INFO L168 Benchmark]: CACSL2BoogieTranslator took 12377.29 ms. Allocated memory was 182.5 MB in the beginning and 276.8 MB in the end (delta: 94.4 MB). Free memory was 116.7 MB in the beginning and 143.2 MB in the end (delta: -26.5 MB). Peak memory consumption was 115.0 MB. Max. memory is 16.1 GB. [2021-10-13 00:17:44,251 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24 ms. Allocated memory is still 107.0 MB. Free memory was 81.1 MB in the beginning and 81.1 MB in the end (delta: 52.1 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 12377.29 ms. Allocated memory was 182.5 MB in the beginning and 276.8 MB in the end (delta: 94.4 MB). Free memory was 116.7 MB in the beginning and 143.2 MB in the end (delta: -26.5 MB). Peak memory consumption was 115.0 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 19692]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: iscsi_change_param_sprintf RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.2.1-dev-4e77c04 [2021-10-13 00:17:46,789 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-13 00:17:46,791 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-13 00:17:46,830 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-13 00:17:46,831 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-13 00:17:46,833 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-13 00:17:46,835 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-13 00:17:46,838 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-13 00:17:46,845 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-13 00:17:46,847 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-13 00:17:46,849 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-13 00:17:46,852 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-13 00:17:46,854 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-13 00:17:46,858 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-13 00:17:46,861 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-13 00:17:46,865 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-13 00:17:46,869 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-13 00:17:46,875 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-13 00:17:46,878 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-13 00:17:46,884 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-13 00:17:46,891 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-13 00:17:46,893 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-13 00:17:46,894 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-13 00:17:46,901 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-13 00:17:46,906 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-13 00:17:46,908 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-13 00:17:46,909 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-13 00:17:46,915 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-13 00:17:46,918 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-13 00:17:46,920 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-13 00:17:46,921 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-13 00:17:46,922 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-13 00:17:46,924 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-13 00:17:46,926 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-13 00:17:46,930 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-13 00:17:46,931 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-13 00:17:46,932 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-13 00:17:46,933 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-13 00:17:46,933 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-13 00:17:46,935 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-13 00:17:46,936 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-13 00:17:46,942 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0bccdc7d-85e6-4436-afce-3a327d242f2d/bin/uautomizer-WNIpwEf4Nt/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2021-10-13 00:17:46,978 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-13 00:17:46,978 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-13 00:17:46,979 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-13 00:17:46,979 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-13 00:17:46,980 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-13 00:17:46,980 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-13 00:17:46,981 INFO L138 SettingsManager]: * Use SBE=true [2021-10-13 00:17:46,981 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-13 00:17:46,981 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-13 00:17:46,982 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-13 00:17:46,982 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-13 00:17:46,982 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-13 00:17:46,982 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-13 00:17:46,983 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-13 00:17:46,983 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-13 00:17:46,983 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-13 00:17:46,983 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-13 00:17:46,984 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-13 00:17:46,984 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-13 00:17:46,984 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-13 00:17:46,985 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-13 00:17:46,985 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-13 00:17:46,985 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-13 00:17:46,985 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-13 00:17:46,986 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-10-13 00:17:46,986 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-13 00:17:46,986 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-13 00:17:46,987 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-13 00:17:46,987 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-13 00:17:46,987 INFO L138 SettingsManager]: * Logic for external solver=AUFBV WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0bccdc7d-85e6-4436-afce-3a327d242f2d/bin/uautomizer-WNIpwEf4Nt/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0bccdc7d-85e6-4436-afce-3a327d242f2d/bin/uautomizer-WNIpwEf4Nt Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b6a935de7e2ae435e75b9e0e0c0d2ca1f5bb3adf [2021-10-13 00:17:47,490 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-13 00:17:47,527 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-13 00:17:47,531 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-13 00:17:47,533 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-13 00:17:47,536 INFO L275 PluginConnector]: CDTParser initialized [2021-10-13 00:17:47,537 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0bccdc7d-85e6-4436-afce-3a327d242f2d/bin/uautomizer-WNIpwEf4Nt/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--target--iscsi--iscsi_target_mod.ko-entry_point.cil.out.i [2021-10-13 00:17:47,627 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0bccdc7d-85e6-4436-afce-3a327d242f2d/bin/uautomizer-WNIpwEf4Nt/data/77c4506fc/f906bfca20ad4342800a870d6ae48013/FLAG650979f29 [2021-10-13 00:17:49,685 INFO L306 CDTParser]: Found 1 translation units. [2021-10-13 00:17:49,704 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0bccdc7d-85e6-4436-afce-3a327d242f2d/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--target--iscsi--iscsi_target_mod.ko-entry_point.cil.out.i [2021-10-13 00:17:49,894 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0bccdc7d-85e6-4436-afce-3a327d242f2d/bin/uautomizer-WNIpwEf4Nt/data/77c4506fc/f906bfca20ad4342800a870d6ae48013/FLAG650979f29 [2021-10-13 00:17:50,101 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0bccdc7d-85e6-4436-afce-3a327d242f2d/bin/uautomizer-WNIpwEf4Nt/data/77c4506fc/f906bfca20ad4342800a870d6ae48013 [2021-10-13 00:17:50,104 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-13 00:17:50,111 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-13 00:17:50,116 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-13 00:17:50,116 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-13 00:17:50,125 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-13 00:17:50,126 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 12:17:50" (1/1) ... [2021-10-13 00:17:50,127 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@71740155 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:17:50, skipping insertion in model container [2021-10-13 00:17:50,127 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 12:17:50" (1/1) ... [2021-10-13 00:17:50,136 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-13 00:17:51,129 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-13 00:18:03,656 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: iscsi_change_param_sprintf [2021-10-13 00:18:03,657 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@d0a4198 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:18:03, skipping insertion in model container [2021-10-13 00:18:03,658 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-13 00:18:03,658 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-10-13 00:18:03,661 INFO L168 Benchmark]: Toolchain (without parser) took 13547.94 ms. Allocated memory was 92.3 MB in the beginning and 291.5 MB in the end (delta: 199.2 MB). Free memory was 36.8 MB in the beginning and 148.6 MB in the end (delta: -111.8 MB). Peak memory consumption was 132.7 MB. Max. memory is 16.1 GB. [2021-10-13 00:18:03,662 INFO L168 Benchmark]: CDTParser took 0.35 ms. Allocated memory is still 60.8 MB. Free memory is still 42.7 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-13 00:18:03,663 INFO L168 Benchmark]: CACSL2BoogieTranslator took 13542.48 ms. Allocated memory was 92.3 MB in the beginning and 291.5 MB in the end (delta: 199.2 MB). Free memory was 36.7 MB in the beginning and 148.6 MB in the end (delta: -112.0 MB). Peak memory consumption was 132.7 MB. Max. memory is 16.1 GB. [2021-10-13 00:18:03,665 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 60.8 MB. Free memory is still 42.7 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 13542.48 ms. Allocated memory was 92.3 MB in the beginning and 291.5 MB in the end (delta: 199.2 MB). Free memory was 36.7 MB in the beginning and 148.6 MB in the end (delta: -112.0 MB). Peak memory consumption was 132.7 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 19692]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: iscsi_change_param_sprintf RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...