./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 b2eff8ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78ada592-59cf-41c8-adc3-bddfff83f81b/bin/uautomizer-UnR33cPsHg/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78ada592-59cf-41c8-adc3-bddfff83f81b/bin/uautomizer-UnR33cPsHg/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78ada592-59cf-41c8-adc3-bddfff83f81b/bin/uautomizer-UnR33cPsHg/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78ada592-59cf-41c8-adc3-bddfff83f81b/bin/uautomizer-UnR33cPsHg/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_78ada592-59cf-41c8-adc3-bddfff83f81b/bin/uautomizer-UnR33cPsHg/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78ada592-59cf-41c8-adc3-bddfff83f81b/bin/uautomizer-UnR33cPsHg --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_78ada592-59cf-41c8-adc3-bddfff83f81b/bin/uautomizer-UnR33cPsHg/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78ada592-59cf-41c8-adc3-bddfff83f81b/bin/uautomizer-UnR33cPsHg/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78ada592-59cf-41c8-adc3-bddfff83f81b/bin/uautomizer-UnR33cPsHg/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78ada592-59cf-41c8-adc3-bddfff83f81b/bin/uautomizer-UnR33cPsHg/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_78ada592-59cf-41c8-adc3-bddfff83f81b/bin/uautomizer-UnR33cPsHg/config/svcomp-Reach-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78ada592-59cf-41c8-adc3-bddfff83f81b/bin/uautomizer-UnR33cPsHg --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-b2eff8b [2021-10-28 09:06:31,399 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-28 09:06:31,403 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-28 09:06:31,478 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-28 09:06:31,478 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-28 09:06:31,484 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-28 09:06:31,487 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-28 09:06:31,492 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-28 09:06:31,495 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-28 09:06:31,502 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-28 09:06:31,504 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-28 09:06:31,506 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-28 09:06:31,507 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-28 09:06:31,511 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-28 09:06:31,513 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-28 09:06:31,519 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-28 09:06:31,521 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-28 09:06:31,522 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-28 09:06:31,525 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-28 09:06:31,536 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-28 09:06:31,538 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-28 09:06:31,540 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-28 09:06:31,544 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-28 09:06:31,546 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-28 09:06:31,558 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-28 09:06:31,559 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-28 09:06:31,559 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-28 09:06:31,562 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-28 09:06:31,563 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-28 09:06:31,565 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-28 09:06:31,566 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-28 09:06:31,567 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-28 09:06:31,570 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-28 09:06:31,572 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-28 09:06:31,574 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-28 09:06:31,574 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-28 09:06:31,575 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-28 09:06:31,576 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-28 09:06:31,576 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-28 09:06:31,578 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-28 09:06:31,580 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-28 09:06:31,581 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78ada592-59cf-41c8-adc3-bddfff83f81b/bin/uautomizer-UnR33cPsHg/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-10-28 09:06:31,632 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-28 09:06:31,632 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-28 09:06:31,633 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-28 09:06:31,634 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-28 09:06:31,636 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-28 09:06:31,636 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-28 09:06:31,637 INFO L138 SettingsManager]: * Use SBE=true [2021-10-28 09:06:31,637 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-28 09:06:31,638 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-28 09:06:31,638 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-28 09:06:31,640 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-28 09:06:31,640 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-28 09:06:31,640 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-28 09:06:31,641 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-28 09:06:31,641 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-28 09:06:31,642 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-28 09:06:31,642 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-28 09:06:31,643 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-28 09:06:31,643 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-28 09:06:31,643 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-28 09:06:31,644 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-28 09:06:31,644 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-28 09:06:31,645 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-28 09:06:31,645 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-28 09:06:31,645 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-28 09:06:31,646 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-10-28 09:06:31,646 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-10-28 09:06:31,647 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-28 09:06:31,647 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-28 09:06:31,649 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_78ada592-59cf-41c8-adc3-bddfff83f81b/bin/uautomizer-UnR33cPsHg/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78ada592-59cf-41c8-adc3-bddfff83f81b/bin/uautomizer-UnR33cPsHg Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1974ff03b08ed47181f88c6a05ee04806b9d38693f9d1cab1abe5d2f299d0845 [2021-10-28 09:06:31,974 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-28 09:06:32,002 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-28 09:06:32,005 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-28 09:06:32,007 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-28 09:06:32,008 INFO L275 PluginConnector]: CDTParser initialized [2021-10-28 09:06:32,009 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78ada592-59cf-41c8-adc3-bddfff83f81b/bin/uautomizer-UnR33cPsHg/../../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 [2021-10-28 09:06:32,113 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78ada592-59cf-41c8-adc3-bddfff83f81b/bin/uautomizer-UnR33cPsHg/data/2ff6fb10f/291ea8f26d834d3597d7a0efccb90fa2/FLAGfc745bc4e [2021-10-28 09:06:34,245 INFO L306 CDTParser]: Found 1 translation units. [2021-10-28 09:06:34,247 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78ada592-59cf-41c8-adc3-bddfff83f81b/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 [2021-10-28 09:06:34,431 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78ada592-59cf-41c8-adc3-bddfff83f81b/bin/uautomizer-UnR33cPsHg/data/2ff6fb10f/291ea8f26d834d3597d7a0efccb90fa2/FLAGfc745bc4e [2021-10-28 09:06:34,605 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78ada592-59cf-41c8-adc3-bddfff83f81b/bin/uautomizer-UnR33cPsHg/data/2ff6fb10f/291ea8f26d834d3597d7a0efccb90fa2 [2021-10-28 09:06:34,607 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-28 09:06:34,610 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-28 09:06:34,618 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-28 09:06:34,618 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-28 09:06:34,622 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-28 09:06:34,623 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 09:06:34" (1/1) ... [2021-10-28 09:06:34,625 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@369da875 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:06:34, skipping insertion in model container [2021-10-28 09:06:34,625 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 09:06:34" (1/1) ... [2021-10-28 09:06:34,634 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-28 09:06:35,195 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-28 09:06:47,081 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 [2021-10-28 09:06:47,082 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@1939a15 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:06:47, skipping insertion in model container [2021-10-28 09:06:47,083 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-28 09:06:47,083 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-10-28 09:06:47,087 INFO L168 Benchmark]: Toolchain (without parser) took 12474.17 ms. Allocated memory was 127.9 MB in the beginning and 320.9 MB in the end (delta: 192.9 MB). Free memory was 52.7 MB in the beginning and 225.4 MB in the end (delta: -172.7 MB). Peak memory consumption was 93.6 MB. Max. memory is 16.1 GB. [2021-10-28 09:06:47,088 INFO L168 Benchmark]: CDTParser took 0.36 ms. Allocated memory is still 90.2 MB. Free memory was 44.5 MB in the beginning and 44.4 MB in the end (delta: 70.2 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-28 09:06:47,089 INFO L168 Benchmark]: CACSL2BoogieTranslator took 12464.98 ms. Allocated memory was 127.9 MB in the beginning and 320.9 MB in the end (delta: 192.9 MB). Free memory was 52.1 MB in the beginning and 225.4 MB in the end (delta: -173.4 MB). Peak memory consumption was 91.5 MB. Max. memory is 16.1 GB. [2021-10-28 09:06:47,092 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.36 ms. Allocated memory is still 90.2 MB. Free memory was 44.5 MB in the beginning and 44.4 MB in the end (delta: 70.2 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 12464.98 ms. Allocated memory was 127.9 MB in the beginning and 320.9 MB in the end (delta: 192.9 MB). Free memory was 52.1 MB in the beginning and 225.4 MB in the end (delta: -173.4 MB). Peak memory consumption was 91.5 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-b2eff8b [2021-10-28 09:06:50,168 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-28 09:06:50,171 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-28 09:06:50,212 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-28 09:06:50,212 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-28 09:06:50,214 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-28 09:06:50,224 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-28 09:06:50,233 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-28 09:06:50,237 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-28 09:06:50,248 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-28 09:06:50,249 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-28 09:06:50,251 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-28 09:06:50,252 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-28 09:06:50,253 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-28 09:06:50,255 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-28 09:06:50,257 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-28 09:06:50,258 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-28 09:06:50,263 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-28 09:06:50,268 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-28 09:06:50,279 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-28 09:06:50,281 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-28 09:06:50,283 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-28 09:06:50,287 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-28 09:06:50,290 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-28 09:06:50,302 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-28 09:06:50,303 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-28 09:06:50,303 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-28 09:06:50,306 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-28 09:06:50,306 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-28 09:06:50,308 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-28 09:06:50,309 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-28 09:06:50,310 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-28 09:06:50,313 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-28 09:06:50,314 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-28 09:06:50,316 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-28 09:06:50,317 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-28 09:06:50,318 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-28 09:06:50,318 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-28 09:06:50,319 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-28 09:06:50,322 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-28 09:06:50,323 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-28 09:06:50,329 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78ada592-59cf-41c8-adc3-bddfff83f81b/bin/uautomizer-UnR33cPsHg/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2021-10-28 09:06:50,399 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-28 09:06:50,399 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-28 09:06:50,400 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-28 09:06:50,401 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-28 09:06:50,403 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-28 09:06:50,404 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-28 09:06:50,404 INFO L138 SettingsManager]: * Use SBE=true [2021-10-28 09:06:50,404 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-28 09:06:50,405 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-28 09:06:50,405 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-28 09:06:50,406 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-28 09:06:50,407 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-28 09:06:50,407 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-28 09:06:50,407 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-28 09:06:50,408 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-28 09:06:50,408 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-28 09:06:50,409 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-28 09:06:50,409 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-28 09:06:50,409 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-28 09:06:50,410 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-28 09:06:50,410 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-28 09:06:50,410 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-28 09:06:50,411 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-28 09:06:50,411 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-28 09:06:50,411 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-10-28 09:06:50,412 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-28 09:06:50,412 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-10-28 09:06:50,413 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-10-28 09:06:50,413 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-28 09:06:50,413 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-28 09:06:50,413 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-28 09:06:50,414 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_78ada592-59cf-41c8-adc3-bddfff83f81b/bin/uautomizer-UnR33cPsHg/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78ada592-59cf-41c8-adc3-bddfff83f81b/bin/uautomizer-UnR33cPsHg Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1974ff03b08ed47181f88c6a05ee04806b9d38693f9d1cab1abe5d2f299d0845 [2021-10-28 09:06:50,975 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-28 09:06:51,016 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-28 09:06:51,020 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-28 09:06:51,021 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-28 09:06:51,023 INFO L275 PluginConnector]: CDTParser initialized [2021-10-28 09:06:51,024 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78ada592-59cf-41c8-adc3-bddfff83f81b/bin/uautomizer-UnR33cPsHg/../../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 [2021-10-28 09:06:51,114 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78ada592-59cf-41c8-adc3-bddfff83f81b/bin/uautomizer-UnR33cPsHg/data/427e9405f/d4c73f6808324aefa5d4fdeb3eb6f9b9/FLAGa26def876 [2021-10-28 09:06:53,580 INFO L306 CDTParser]: Found 1 translation units. [2021-10-28 09:06:53,581 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78ada592-59cf-41c8-adc3-bddfff83f81b/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 [2021-10-28 09:06:53,814 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78ada592-59cf-41c8-adc3-bddfff83f81b/bin/uautomizer-UnR33cPsHg/data/427e9405f/d4c73f6808324aefa5d4fdeb3eb6f9b9/FLAGa26def876 [2021-10-28 09:06:54,132 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78ada592-59cf-41c8-adc3-bddfff83f81b/bin/uautomizer-UnR33cPsHg/data/427e9405f/d4c73f6808324aefa5d4fdeb3eb6f9b9 [2021-10-28 09:06:54,135 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-28 09:06:54,138 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-28 09:06:54,139 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-28 09:06:54,140 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-28 09:06:54,144 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-28 09:06:54,145 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 09:06:54" (1/1) ... [2021-10-28 09:06:54,147 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@75b88f76 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:06:54, skipping insertion in model container [2021-10-28 09:06:54,147 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 09:06:54" (1/1) ... [2021-10-28 09:06:54,156 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-28 09:06:54,734 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-28 09:07:06,988 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 [2021-10-28 09:07:06,989 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@af55818 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:07:06, skipping insertion in model container [2021-10-28 09:07:06,990 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-28 09:07:06,991 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-10-28 09:07:06,995 INFO L168 Benchmark]: Toolchain (without parser) took 12854.66 ms. Allocated memory was 134.2 MB in the beginning and 350.2 MB in the end (delta: 216.0 MB). Free memory was 81.7 MB in the beginning and 174.4 MB in the end (delta: -92.7 MB). Peak memory consumption was 122.7 MB. Max. memory is 16.1 GB. [2021-10-28 09:07:06,996 INFO L168 Benchmark]: CDTParser took 2.06 ms. Allocated memory is still 54.5 MB. Free memory was 35.8 MB in the beginning and 35.7 MB in the end (delta: 39.1 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-28 09:07:07,000 INFO L168 Benchmark]: CACSL2BoogieTranslator took 12851.76 ms. Allocated memory was 134.2 MB in the beginning and 350.2 MB in the end (delta: 216.0 MB). Free memory was 81.7 MB in the beginning and 174.4 MB in the end (delta: -92.7 MB). Peak memory consumption was 122.7 MB. Max. memory is 16.1 GB. [2021-10-28 09:07:07,002 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.06 ms. Allocated memory is still 54.5 MB. Free memory was 35.8 MB in the beginning and 35.7 MB in the end (delta: 39.1 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 12851.76 ms. Allocated memory was 134.2 MB in the beginning and 350.2 MB in the end (delta: 216.0 MB). Free memory was 81.7 MB in the beginning and 174.4 MB in the end (delta: -92.7 MB). Peak memory consumption was 122.7 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...