./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 e943c265 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28c9bab4-8930-448d-a86c-7351e0ca2458/bin/uautomizer-j4sWxH34Be/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28c9bab4-8930-448d-a86c-7351e0ca2458/bin/uautomizer-j4sWxH34Be/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28c9bab4-8930-448d-a86c-7351e0ca2458/bin/uautomizer-j4sWxH34Be/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28c9bab4-8930-448d-a86c-7351e0ca2458/bin/uautomizer-j4sWxH34Be/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_28c9bab4-8930-448d-a86c-7351e0ca2458/bin/uautomizer-j4sWxH34Be/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28c9bab4-8930-448d-a86c-7351e0ca2458/bin/uautomizer-j4sWxH34Be --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 1974ff03b08ed47181f88c6a05ee04806b9d38693f9d1cab1abe5d2f299d0845 ................................................................................................................................ 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_28c9bab4-8930-448d-a86c-7351e0ca2458/bin/uautomizer-j4sWxH34Be/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28c9bab4-8930-448d-a86c-7351e0ca2458/bin/uautomizer-j4sWxH34Be/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28c9bab4-8930-448d-a86c-7351e0ca2458/bin/uautomizer-j4sWxH34Be/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28c9bab4-8930-448d-a86c-7351e0ca2458/bin/uautomizer-j4sWxH34Be/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_28c9bab4-8930-448d-a86c-7351e0ca2458/bin/uautomizer-j4sWxH34Be/config/svcomp-Reach-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28c9bab4-8930-448d-a86c-7351e0ca2458/bin/uautomizer-j4sWxH34Be --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 1974ff03b08ed47181f88c6a05ee04806b9d38693f9d1cab1abe5d2f299d0845 .................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.2.1-dev-e943c26 [2021-10-21 19:53:47,512 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-21 19:53:47,514 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-21 19:53:47,556 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-21 19:53:47,556 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-21 19:53:47,562 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-21 19:53:47,565 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-21 19:53:47,570 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-21 19:53:47,573 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-21 19:53:47,580 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-21 19:53:47,582 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-21 19:53:47,584 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-21 19:53:47,584 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-21 19:53:47,588 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-21 19:53:47,591 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-21 19:53:47,596 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-21 19:53:47,598 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-21 19:53:47,599 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-21 19:53:47,606 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-21 19:53:47,610 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-21 19:53:47,615 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-21 19:53:47,616 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-21 19:53:47,620 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-21 19:53:47,621 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-21 19:53:47,628 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-21 19:53:47,628 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-21 19:53:47,629 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-21 19:53:47,631 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-21 19:53:47,632 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-21 19:53:47,633 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-21 19:53:47,634 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-21 19:53:47,635 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-21 19:53:47,637 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-21 19:53:47,639 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-21 19:53:47,640 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-21 19:53:47,640 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-21 19:53:47,641 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-21 19:53:47,642 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-21 19:53:47,642 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-21 19:53:47,643 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-21 19:53:47,643 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-21 19:53:47,644 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28c9bab4-8930-448d-a86c-7351e0ca2458/bin/uautomizer-j4sWxH34Be/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-10-21 19:53:47,694 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-21 19:53:47,694 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-21 19:53:47,694 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-21 19:53:47,695 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-21 19:53:47,696 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-21 19:53:47,696 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-21 19:53:47,696 INFO L138 SettingsManager]: * Use SBE=true [2021-10-21 19:53:47,696 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-21 19:53:47,697 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-21 19:53:47,697 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-21 19:53:47,697 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-21 19:53:47,697 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-21 19:53:47,697 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-21 19:53:47,698 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-21 19:53:47,698 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-21 19:53:47,698 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-21 19:53:47,698 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-21 19:53:47,699 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-21 19:53:47,699 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-21 19:53:47,699 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-21 19:53:47,699 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-21 19:53:47,700 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-21 19:53:47,700 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-21 19:53:47,700 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-21 19:53:47,700 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-21 19:53:47,701 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-10-21 19:53:47,701 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-10-21 19:53:47,701 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-21 19:53:47,701 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-21 19:53:47,701 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_28c9bab4-8930-448d-a86c-7351e0ca2458/bin/uautomizer-j4sWxH34Be/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28c9bab4-8930-448d-a86c-7351e0ca2458/bin/uautomizer-j4sWxH34Be Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1974ff03b08ed47181f88c6a05ee04806b9d38693f9d1cab1abe5d2f299d0845 [2021-10-21 19:53:47,960 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-21 19:53:47,998 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-21 19:53:48,001 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-21 19:53:48,003 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-21 19:53:48,004 INFO L275 PluginConnector]: CDTParser initialized [2021-10-21 19:53:48,005 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28c9bab4-8930-448d-a86c-7351e0ca2458/bin/uautomizer-j4sWxH34Be/../../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 [2021-10-21 19:53:48,081 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28c9bab4-8930-448d-a86c-7351e0ca2458/bin/uautomizer-j4sWxH34Be/data/023ca3da4/697ea22b0f6b4214a97ed9bc5de64d3e/FLAG5fe3b0894 [2021-10-21 19:53:49,882 INFO L306 CDTParser]: Found 1 translation units. [2021-10-21 19:53:49,883 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28c9bab4-8930-448d-a86c-7351e0ca2458/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 [2021-10-21 19:53:50,025 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28c9bab4-8930-448d-a86c-7351e0ca2458/bin/uautomizer-j4sWxH34Be/data/023ca3da4/697ea22b0f6b4214a97ed9bc5de64d3e/FLAG5fe3b0894 [2021-10-21 19:53:50,442 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28c9bab4-8930-448d-a86c-7351e0ca2458/bin/uautomizer-j4sWxH34Be/data/023ca3da4/697ea22b0f6b4214a97ed9bc5de64d3e [2021-10-21 19:53:50,444 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-21 19:53:50,445 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-21 19:53:50,446 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-21 19:53:50,447 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-21 19:53:50,450 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-21 19:53:50,450 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.10 07:53:50" (1/1) ... [2021-10-21 19:53:50,452 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@411350c5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:53:50, skipping insertion in model container [2021-10-21 19:53:50,452 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.10 07:53:50" (1/1) ... [2021-10-21 19:53:50,459 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-21 19:53:51,009 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-21 19:54:01,361 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 [2021-10-21 19:54:01,362 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@30bbb82 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:54:01, skipping insertion in model container [2021-10-21 19:54:01,362 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-21 19:54:01,363 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-10-21 19:54:01,366 INFO L168 Benchmark]: Toolchain (without parser) took 10918.67 ms. Allocated memory was 104.9 MB in the beginning and 220.2 MB in the end (delta: 115.3 MB). Free memory was 38.9 MB in the beginning and 90.4 MB in the end (delta: -51.5 MB). Peak memory consumption was 99.4 MB. Max. memory is 16.1 GB. [2021-10-21 19:54:01,367 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 104.9 MB. Free memory is still 82.4 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-21 19:54:01,369 INFO L168 Benchmark]: CACSL2BoogieTranslator took 10916.49 ms. Allocated memory was 104.9 MB in the beginning and 220.2 MB in the end (delta: 115.3 MB). Free memory was 38.9 MB in the beginning and 90.4 MB in the end (delta: -51.5 MB). Peak memory consumption was 99.4 MB. Max. memory is 16.1 GB. [2021-10-21 19:54:01,371 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 104.9 MB. Free memory is still 82.4 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 10916.49 ms. Allocated memory was 104.9 MB in the beginning and 220.2 MB in the end (delta: 115.3 MB). Free memory was 38.9 MB in the beginning and 90.4 MB in the end (delta: -51.5 MB). Peak memory consumption was 99.4 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-e943c26 [2021-10-21 19:54:03,597 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-21 19:54:03,601 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-21 19:54:03,673 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-21 19:54:03,674 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-21 19:54:03,677 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-21 19:54:03,679 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-21 19:54:03,686 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-21 19:54:03,690 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-21 19:54:03,696 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-21 19:54:03,697 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-21 19:54:03,699 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-21 19:54:03,700 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-21 19:54:03,703 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-21 19:54:03,705 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-21 19:54:03,710 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-21 19:54:03,712 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-21 19:54:03,713 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-21 19:54:03,716 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-21 19:54:03,724 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-21 19:54:03,726 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-21 19:54:03,728 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-21 19:54:03,731 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-21 19:54:03,733 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-21 19:54:03,743 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-21 19:54:03,744 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-21 19:54:03,744 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-21 19:54:03,746 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-21 19:54:03,747 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-21 19:54:03,748 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-21 19:54:03,749 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-21 19:54:03,750 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-21 19:54:03,752 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-21 19:54:03,753 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-21 19:54:03,754 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-21 19:54:03,755 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-21 19:54:03,756 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-21 19:54:03,756 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-21 19:54:03,756 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-21 19:54:03,758 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-21 19:54:03,759 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-21 19:54:03,761 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28c9bab4-8930-448d-a86c-7351e0ca2458/bin/uautomizer-j4sWxH34Be/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2021-10-21 19:54:03,788 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-21 19:54:03,788 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-21 19:54:03,788 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-21 19:54:03,788 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-21 19:54:03,790 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-21 19:54:03,790 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-21 19:54:03,790 INFO L138 SettingsManager]: * Use SBE=true [2021-10-21 19:54:03,790 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-21 19:54:03,791 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-21 19:54:03,791 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-21 19:54:03,791 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-21 19:54:03,791 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-21 19:54:03,791 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-21 19:54:03,791 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-21 19:54:03,792 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-21 19:54:03,792 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-21 19:54:03,792 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-21 19:54:03,792 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-21 19:54:03,793 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-21 19:54:03,793 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-21 19:54:03,793 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-21 19:54:03,793 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-21 19:54:03,793 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-21 19:54:03,794 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-21 19:54:03,794 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-10-21 19:54:03,794 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-21 19:54:03,794 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-10-21 19:54:03,794 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-10-21 19:54:03,795 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-21 19:54:03,795 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-21 19:54:03,795 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-21 19:54:03,795 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_28c9bab4-8930-448d-a86c-7351e0ca2458/bin/uautomizer-j4sWxH34Be/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28c9bab4-8930-448d-a86c-7351e0ca2458/bin/uautomizer-j4sWxH34Be Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1974ff03b08ed47181f88c6a05ee04806b9d38693f9d1cab1abe5d2f299d0845 [2021-10-21 19:54:04,234 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-21 19:54:04,257 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-21 19:54:04,260 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-21 19:54:04,262 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-21 19:54:04,263 INFO L275 PluginConnector]: CDTParser initialized [2021-10-21 19:54:04,264 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28c9bab4-8930-448d-a86c-7351e0ca2458/bin/uautomizer-j4sWxH34Be/../../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 [2021-10-21 19:54:04,342 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28c9bab4-8930-448d-a86c-7351e0ca2458/bin/uautomizer-j4sWxH34Be/data/ba9dc11b0/a2f7624d7ad148a3acdfeed0b80cf513/FLAG6687fa1d9 [2021-10-21 19:54:06,250 INFO L306 CDTParser]: Found 1 translation units. [2021-10-21 19:54:06,251 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28c9bab4-8930-448d-a86c-7351e0ca2458/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 [2021-10-21 19:54:06,387 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28c9bab4-8930-448d-a86c-7351e0ca2458/bin/uautomizer-j4sWxH34Be/data/ba9dc11b0/a2f7624d7ad148a3acdfeed0b80cf513/FLAG6687fa1d9 [2021-10-21 19:54:06,681 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28c9bab4-8930-448d-a86c-7351e0ca2458/bin/uautomizer-j4sWxH34Be/data/ba9dc11b0/a2f7624d7ad148a3acdfeed0b80cf513 [2021-10-21 19:54:06,684 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-21 19:54:06,685 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-21 19:54:06,686 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-21 19:54:06,687 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-21 19:54:06,692 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-21 19:54:06,694 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.10 07:54:06" (1/1) ... [2021-10-21 19:54:06,695 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@76ecfdc1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:54:06, skipping insertion in model container [2021-10-21 19:54:06,695 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.10 07:54:06" (1/1) ... [2021-10-21 19:54:06,702 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-21 19:54:07,235 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-21 19:54:17,818 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 [2021-10-21 19:54:17,819 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@651525be and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:54:17, skipping insertion in model container [2021-10-21 19:54:17,820 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-21 19:54:17,820 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-10-21 19:54:17,822 INFO L168 Benchmark]: Toolchain (without parser) took 11135.97 ms. Allocated memory was 83.9 MB in the beginning and 253.8 MB in the end (delta: 169.9 MB). Free memory was 31.8 MB in the beginning and 161.0 MB in the end (delta: -129.3 MB). Peak memory consumption was 86.9 MB. Max. memory is 16.1 GB. [2021-10-21 19:54:17,823 INFO L168 Benchmark]: CDTParser took 0.28 ms. Allocated memory is still 83.9 MB. Free memory was 63.7 MB in the beginning and 63.6 MB in the end (delta: 67.1 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-21 19:54:17,825 INFO L168 Benchmark]: CACSL2BoogieTranslator took 11133.63 ms. Allocated memory was 83.9 MB in the beginning and 253.8 MB in the end (delta: 169.9 MB). Free memory was 31.6 MB in the beginning and 161.0 MB in the end (delta: -129.5 MB). Peak memory consumption was 86.9 MB. Max. memory is 16.1 GB. [2021-10-21 19:54:17,827 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28 ms. Allocated memory is still 83.9 MB. Free memory was 63.7 MB in the beginning and 63.6 MB in the end (delta: 67.1 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 11133.63 ms. Allocated memory was 83.9 MB in the beginning and 253.8 MB in the end (delta: 169.9 MB). Free memory was 31.6 MB in the beginning and 161.0 MB in the end (delta: -129.5 MB). Peak memory consumption was 86.9 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...