./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--usb--cx82310_eth.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 6a47aea7 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cabb89d5-7bb2-4d6d-bd6b-21a417071fad/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cabb89d5-7bb2-4d6d-bd6b-21a417071fad/bin/ukojak-CwSLpZB5Qu/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cabb89d5-7bb2-4d6d-bd6b-21a417071fad/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cabb89d5-7bb2-4d6d-bd6b-21a417071fad/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--usb--cx82310_eth.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cabb89d5-7bb2-4d6d-bd6b-21a417071fad/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cabb89d5-7bb2-4d6d-bd6b-21a417071fad/bin/ukojak-CwSLpZB5Qu --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 4e983f35cff7a0c67962e23f6c3d66292f25c728e4d1df204c975f306d1512a3 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:54:48,636 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:54:48,638 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:54:48,670 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:54:48,671 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:54:48,672 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:54:48,674 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:54:48,676 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:54:48,678 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:54:48,679 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:54:48,680 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:54:48,681 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:54:48,682 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:54:48,683 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:54:48,685 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:54:48,686 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:54:48,687 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:54:48,688 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:54:48,690 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:54:48,693 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:54:48,695 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:54:48,701 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:54:48,702 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:54:48,703 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:54:48,707 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:54:48,708 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:54:48,708 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:54:48,709 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:54:48,710 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:54:48,711 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:54:48,711 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:54:48,712 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:54:48,713 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:54:48,714 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:54:48,715 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:54:48,716 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:54:48,717 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:54:48,717 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:54:48,717 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:54:48,718 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:54:48,719 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:54:48,720 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cabb89d5-7bb2-4d6d-bd6b-21a417071fad/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-64bit-Kojak_Default.epf [2021-11-23 15:54:48,746 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:54:48,747 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:54:48,748 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:54:48,748 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:54:48,748 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:54:48,749 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:54:48,749 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:54:48,749 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:54:48,749 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:54:48,750 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:54:48,750 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:54:48,750 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:54:48,750 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:54:48,750 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:54:48,751 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:54:48,751 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:54:48,751 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:54:48,751 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:54:48,751 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:54:48,752 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:54:48,752 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:54:48,752 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:54:48,752 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:54:48,753 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:54:48,753 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:54:48,753 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_cabb89d5-7bb2-4d6d-bd6b-21a417071fad/bin/ukojak-CwSLpZB5Qu/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cabb89d5-7bb2-4d6d-bd6b-21a417071fad/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4e983f35cff7a0c67962e23f6c3d66292f25c728e4d1df204c975f306d1512a3 [2021-11-23 15:54:48,988 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:54:49,014 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:54:49,016 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:54:49,018 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:54:49,018 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:54:49,026 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cabb89d5-7bb2-4d6d-bd6b-21a417071fad/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--usb--cx82310_eth.ko-entry_point.cil.out.i [2021-11-23 15:54:49,104 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cabb89d5-7bb2-4d6d-bd6b-21a417071fad/bin/ukojak-CwSLpZB5Qu/data/a20e0acff/3b765f3eabfc405a8a4020456ddcf49c/FLAGd5d3489b4 [2021-11-23 15:54:49,864 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:54:49,865 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cabb89d5-7bb2-4d6d-bd6b-21a417071fad/sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--usb--cx82310_eth.ko-entry_point.cil.out.i [2021-11-23 15:54:49,905 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cabb89d5-7bb2-4d6d-bd6b-21a417071fad/bin/ukojak-CwSLpZB5Qu/data/a20e0acff/3b765f3eabfc405a8a4020456ddcf49c/FLAGd5d3489b4 [2021-11-23 15:54:49,938 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cabb89d5-7bb2-4d6d-bd6b-21a417071fad/bin/ukojak-CwSLpZB5Qu/data/a20e0acff/3b765f3eabfc405a8a4020456ddcf49c [2021-11-23 15:54:49,941 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:54:49,943 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:54:49,945 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:54:49,945 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:54:49,948 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:54:49,949 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:54:49" (1/1) ... [2021-11-23 15:54:49,951 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@39280d03 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:49, skipping insertion in model container [2021-11-23 15:54:49,951 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:54:49" (1/1) ... [2021-11-23 15:54:49,958 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:54:50,051 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:54:50,699 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cabb89d5-7bb2-4d6d-bd6b-21a417071fad/sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--usb--cx82310_eth.ko-entry_point.cil.out.i[159401,159414] [2021-11-23 15:54:51,089 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:54:51,122 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:54:51,274 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cabb89d5-7bb2-4d6d-bd6b-21a417071fad/sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--usb--cx82310_eth.ko-entry_point.cil.out.i[159401,159414] [2021-11-23 15:54:51,381 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:54:51,422 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:54:51,423 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:51 WrapperNode [2021-11-23 15:54:51,423 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:54:51,424 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:54:51,425 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:54:51,425 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:54:51,433 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:51" (1/1) ... [2021-11-23 15:54:51,496 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:51" (1/1) ... [2021-11-23 15:54:51,577 INFO L137 Inliner]: procedures = 102, calls = 313, calls flagged for inlining = 35, calls inlined = 32, statements flattened = 971 [2021-11-23 15:54:51,580 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:54:51,581 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:54:51,582 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:54:51,582 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:54:51,591 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:51" (1/1) ... [2021-11-23 15:54:51,591 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:51" (1/1) ... [2021-11-23 15:54:51,609 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:51" (1/1) ... [2021-11-23 15:54:51,610 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:51" (1/1) ... [2021-11-23 15:54:51,672 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:51" (1/1) ... [2021-11-23 15:54:51,684 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:51" (1/1) ... [2021-11-23 15:54:51,701 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:51" (1/1) ... [2021-11-23 15:54:51,720 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:54:51,722 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:54:51,722 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:54:51,722 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:54:51,724 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:51" (1/1) ... [2021-11-23 15:54:51,731 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:54:51,743 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cabb89d5-7bb2-4d6d-bd6b-21a417071fad/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:54:51,760 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cabb89d5-7bb2-4d6d-bd6b-21a417071fad/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:54:51,787 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cabb89d5-7bb2-4d6d-bd6b-21a417071fad/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:54:51,814 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-11-23 15:54:51,814 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-11-23 15:54:51,815 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-11-23 15:54:51,815 INFO L130 BoogieDeclarations]: Found specification of procedure usb_bulk_msg [2021-11-23 15:54:51,815 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_bulk_msg [2021-11-23 15:54:51,816 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-11-23 15:54:51,818 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-11-23 15:54:51,818 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-23 15:54:51,818 INFO L130 BoogieDeclarations]: Found specification of procedure cx82310_tx_fixup [2021-11-23 15:54:51,818 INFO L138 BoogieDeclarations]: Found implementation of procedure cx82310_tx_fixup [2021-11-23 15:54:51,818 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_disconnect [2021-11-23 15:54:51,819 INFO L138 BoogieDeclarations]: Found implementation of procedure usbnet_disconnect [2021-11-23 15:54:51,819 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2021-11-23 15:54:51,819 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2021-11-23 15:54:51,819 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2021-11-23 15:54:51,819 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2021-11-23 15:54:51,819 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-11-23 15:54:51,820 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-11-23 15:54:51,820 INFO L130 BoogieDeclarations]: Found specification of procedure cx82310_rx_fixup [2021-11-23 15:54:51,820 INFO L138 BoogieDeclarations]: Found implementation of procedure cx82310_rx_fixup [2021-11-23 15:54:51,820 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_alloc_skb_12 [2021-11-23 15:54:51,820 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_alloc_skb_12 [2021-11-23 15:54:51,820 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_alloc [2021-11-23 15:54:51,821 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_alloc [2021-11-23 15:54:51,821 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-11-23 15:54:51,821 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-11-23 15:54:51,821 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-23 15:54:51,821 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2021-11-23 15:54:51,821 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2021-11-23 15:54:51,821 INFO L130 BoogieDeclarations]: Found specification of procedure skb_pull [2021-11-23 15:54:51,822 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_pull [2021-11-23 15:54:51,822 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-11-23 15:54:51,822 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-11-23 15:54:51,822 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_skb_return [2021-11-23 15:54:51,822 INFO L138 BoogieDeclarations]: Found implementation of procedure usbnet_skb_return [2021-11-23 15:54:51,822 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-11-23 15:54:51,823 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-11-23 15:54:51,823 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-23 15:54:51,823 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:54:51,823 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-23 15:54:51,823 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 15:54:51,823 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-23 15:54:51,824 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 15:54:51,824 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-23 15:54:51,824 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2021-11-23 15:54:51,824 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2021-11-23 15:54:51,825 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2021-11-23 15:54:51,825 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2021-11-23 15:54:51,825 INFO L130 BoogieDeclarations]: Found specification of procedure cx82310_cmd [2021-11-23 15:54:51,825 INFO L138 BoogieDeclarations]: Found implementation of procedure cx82310_cmd [2021-11-23 15:54:51,825 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:54:51,826 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2021-11-23 15:54:51,826 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2021-11-23 15:54:51,826 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2021-11-23 15:54:51,826 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:54:51,826 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:54:52,309 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:54:52,328 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:54:52,525 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Set is immutable at de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.retainAll(ImmutableSet.java:338) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.UnmodifiableTransFormula.removeSuperfluousVars(UnmodifiableTransFormula.java:212) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaBuilder.finishConstruction(TransFormulaBuilder.java:273) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaBuilder.getTrivialTransFormula(TransFormulaBuilder.java:285) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$ProcedureCfgBuilder.removeAuxiliaryGoto(CfgBuilder.java:962) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$ProcedureCfgBuilder.buildProcedureCfgFromImplementation(CfgBuilder.java:727) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:266) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-23 15:54:52,529 INFO L158 Benchmark]: Toolchain (without parser) took 2585.24ms. Allocated memory was 115.3MB in the beginning and 151.0MB in the end (delta: 35.7MB). Free memory was 79.1MB in the beginning and 90.4MB in the end (delta: -11.3MB). Peak memory consumption was 74.9MB. Max. memory is 16.1GB. [2021-11-23 15:54:52,529 INFO L158 Benchmark]: CDTParser took 0.26ms. Allocated memory is still 115.3MB. Free memory is still 69.0MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:54:52,535 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1478.28ms. Allocated memory was 115.3MB in the beginning and 151.0MB in the end (delta: 35.7MB). Free memory was 78.8MB in the beginning and 75.4MB in the end (delta: 3.4MB). Peak memory consumption was 41.8MB. Max. memory is 16.1GB. [2021-11-23 15:54:52,535 INFO L158 Benchmark]: Boogie Procedure Inliner took 156.62ms. Allocated memory is still 151.0MB. Free memory was 75.4MB in the beginning and 69.1MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2021-11-23 15:54:52,537 INFO L158 Benchmark]: Boogie Preprocessor took 139.27ms. Allocated memory is still 151.0MB. Free memory was 69.1MB in the beginning and 62.8MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2021-11-23 15:54:52,539 INFO L158 Benchmark]: RCFGBuilder took 805.94ms. Allocated memory is still 151.0MB. Free memory was 62.8MB in the beginning and 90.4MB in the end (delta: -27.6MB). Peak memory consumption was 24.7MB. Max. memory is 16.1GB. [2021-11-23 15:54:52,542 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26ms. Allocated memory is still 115.3MB. Free memory is still 69.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1478.28ms. Allocated memory was 115.3MB in the beginning and 151.0MB in the end (delta: 35.7MB). Free memory was 78.8MB in the beginning and 75.4MB in the end (delta: 3.4MB). Peak memory consumption was 41.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 156.62ms. Allocated memory is still 151.0MB. Free memory was 75.4MB in the beginning and 69.1MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 139.27ms. Allocated memory is still 151.0MB. Free memory was 69.1MB in the beginning and 62.8MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * RCFGBuilder took 805.94ms. Allocated memory is still 151.0MB. Free memory was 62.8MB in the beginning and 90.4MB in the end (delta: -27.6MB). Peak memory consumption was 24.7MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.retainAll(ImmutableSet.java:338) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 15:54:52,602 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cabb89d5-7bb2-4d6d-bd6b-21a417071fad/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cabb89d5-7bb2-4d6d-bd6b-21a417071fad/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cabb89d5-7bb2-4d6d-bd6b-21a417071fad/bin/ukojak-CwSLpZB5Qu/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cabb89d5-7bb2-4d6d-bd6b-21a417071fad/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cabb89d5-7bb2-4d6d-bd6b-21a417071fad/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--usb--cx82310_eth.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cabb89d5-7bb2-4d6d-bd6b-21a417071fad/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cabb89d5-7bb2-4d6d-bd6b-21a417071fad/bin/ukojak-CwSLpZB5Qu --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 4e983f35cff7a0c67962e23f6c3d66292f25c728e4d1df204c975f306d1512a3 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:54:55,019 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:54:55,022 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:54:55,080 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:54:55,081 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:54:55,086 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:54:55,088 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:54:55,093 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:54:55,096 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:54:55,104 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:54:55,108 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:54:55,111 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:54:55,112 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:54:55,115 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:54:55,118 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:54:55,124 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:54:55,125 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:54:55,127 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:54:55,130 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:54:55,138 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:54:55,141 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:54:55,144 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:54:55,147 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:54:55,149 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:54:55,156 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:54:55,156 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:54:55,157 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:54:55,159 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:54:55,160 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:54:55,161 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:54:55,161 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:54:55,162 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:54:55,165 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:54:55,166 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:54:55,167 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:54:55,168 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:54:55,168 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:54:55,169 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:54:55,169 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:54:55,171 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:54:55,172 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:54:55,173 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cabb89d5-7bb2-4d6d-bd6b-21a417071fad/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2021-11-23 15:54:55,216 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:54:55,216 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:54:55,217 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:54:55,218 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:54:55,219 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:54:55,219 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:54:55,220 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:54:55,220 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:54:55,220 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:54:55,220 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:54:55,221 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:54:55,222 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:54:55,222 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:54:55,222 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:54:55,222 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:54:55,223 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:54:55,223 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:54:55,223 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:54:55,223 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:54:55,224 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:54:55,224 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:54:55,224 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:54:55,224 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:54:55,225 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:54:55,225 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:54:55,225 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:54:55,225 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:54:55,225 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:54:55,226 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:54:55,226 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_cabb89d5-7bb2-4d6d-bd6b-21a417071fad/bin/ukojak-CwSLpZB5Qu/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cabb89d5-7bb2-4d6d-bd6b-21a417071fad/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4e983f35cff7a0c67962e23f6c3d66292f25c728e4d1df204c975f306d1512a3 [2021-11-23 15:54:55,618 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:54:55,650 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:54:55,654 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:54:55,656 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:54:55,657 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:54:55,658 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cabb89d5-7bb2-4d6d-bd6b-21a417071fad/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--usb--cx82310_eth.ko-entry_point.cil.out.i [2021-11-23 15:54:55,736 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cabb89d5-7bb2-4d6d-bd6b-21a417071fad/bin/ukojak-CwSLpZB5Qu/data/9ec069cc6/6fc19434a6a041e2a726b41435bb11f2/FLAG4c99d974c [2021-11-23 15:54:56,634 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:54:56,634 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cabb89d5-7bb2-4d6d-bd6b-21a417071fad/sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--usb--cx82310_eth.ko-entry_point.cil.out.i [2021-11-23 15:54:56,685 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cabb89d5-7bb2-4d6d-bd6b-21a417071fad/bin/ukojak-CwSLpZB5Qu/data/9ec069cc6/6fc19434a6a041e2a726b41435bb11f2/FLAG4c99d974c [2021-11-23 15:54:57,167 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cabb89d5-7bb2-4d6d-bd6b-21a417071fad/bin/ukojak-CwSLpZB5Qu/data/9ec069cc6/6fc19434a6a041e2a726b41435bb11f2 [2021-11-23 15:54:57,169 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:54:57,171 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:54:57,172 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:54:57,172 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:54:57,176 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:54:57,176 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:54:57" (1/1) ... [2021-11-23 15:54:57,178 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@28fd44b4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:57, skipping insertion in model container [2021-11-23 15:54:57,178 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:54:57" (1/1) ... [2021-11-23 15:54:57,185 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:54:57,313 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:54:58,041 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cabb89d5-7bb2-4d6d-bd6b-21a417071fad/sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--usb--cx82310_eth.ko-entry_point.cil.out.i[159401,159414] [2021-11-23 15:54:58,262 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:54:58,289 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-11-23 15:54:58,347 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:54:58,520 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cabb89d5-7bb2-4d6d-bd6b-21a417071fad/sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--usb--cx82310_eth.ko-entry_point.cil.out.i[159401,159414] [2021-11-23 15:54:58,630 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:54:58,643 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:54:58,808 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cabb89d5-7bb2-4d6d-bd6b-21a417071fad/sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--usb--cx82310_eth.ko-entry_point.cil.out.i[159401,159414] [2021-11-23 15:54:58,905 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:54:58,955 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:54:58,955 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:58 WrapperNode [2021-11-23 15:54:58,956 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:54:58,957 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:54:58,957 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:54:58,957 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:54:58,964 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:58" (1/1) ... [2021-11-23 15:54:59,024 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:58" (1/1) ... [2021-11-23 15:54:59,120 INFO L137 Inliner]: procedures = 116, calls = 313, calls flagged for inlining = 35, calls inlined = 32, statements flattened = 941 [2021-11-23 15:54:59,120 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:54:59,121 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:54:59,122 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:54:59,122 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:54:59,130 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:58" (1/1) ... [2021-11-23 15:54:59,131 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:58" (1/1) ... [2021-11-23 15:54:59,155 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:58" (1/1) ... [2021-11-23 15:54:59,159 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:58" (1/1) ... [2021-11-23 15:54:59,230 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:58" (1/1) ... [2021-11-23 15:54:59,246 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:58" (1/1) ... [2021-11-23 15:54:59,270 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:58" (1/1) ... [2021-11-23 15:54:59,292 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:54:59,302 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:54:59,302 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:54:59,303 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:54:59,303 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:58" (1/1) ... [2021-11-23 15:54:59,310 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:54:59,321 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cabb89d5-7bb2-4d6d-bd6b-21a417071fad/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:54:59,335 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cabb89d5-7bb2-4d6d-bd6b-21a417071fad/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:54:59,365 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cabb89d5-7bb2-4d6d-bd6b-21a417071fad/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:54:59,389 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2021-11-23 15:54:59,389 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2021-11-23 15:54:59,389 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-11-23 15:54:59,390 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-11-23 15:54:59,390 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-11-23 15:54:59,390 INFO L130 BoogieDeclarations]: Found specification of procedure usb_bulk_msg [2021-11-23 15:54:59,390 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_bulk_msg [2021-11-23 15:54:59,390 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-11-23 15:54:59,390 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-11-23 15:54:59,391 INFO L130 BoogieDeclarations]: Found specification of procedure cx82310_tx_fixup [2021-11-23 15:54:59,391 INFO L138 BoogieDeclarations]: Found implementation of procedure cx82310_tx_fixup [2021-11-23 15:54:59,391 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_disconnect [2021-11-23 15:54:59,391 INFO L138 BoogieDeclarations]: Found implementation of procedure usbnet_disconnect [2021-11-23 15:54:59,391 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2021-11-23 15:54:59,391 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2021-11-23 15:54:59,391 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2021-11-23 15:54:59,392 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2021-11-23 15:54:59,392 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-11-23 15:54:59,392 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-11-23 15:54:59,392 INFO L130 BoogieDeclarations]: Found specification of procedure cx82310_rx_fixup [2021-11-23 15:54:59,392 INFO L138 BoogieDeclarations]: Found implementation of procedure cx82310_rx_fixup [2021-11-23 15:54:59,392 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_alloc_skb_12 [2021-11-23 15:54:59,393 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_alloc_skb_12 [2021-11-23 15:54:59,393 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_alloc [2021-11-23 15:54:59,393 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_alloc [2021-11-23 15:54:59,393 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-11-23 15:54:59,393 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-11-23 15:54:59,393 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2021-11-23 15:54:59,394 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2021-11-23 15:54:59,394 INFO L130 BoogieDeclarations]: Found specification of procedure skb_pull [2021-11-23 15:54:59,394 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_pull [2021-11-23 15:54:59,394 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2021-11-23 15:54:59,394 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2 [2021-11-23 15:54:59,394 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1 [2021-11-23 15:54:59,395 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8 [2021-11-23 15:54:59,395 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-11-23 15:54:59,395 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-11-23 15:54:59,396 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_skb_return [2021-11-23 15:54:59,396 INFO L138 BoogieDeclarations]: Found implementation of procedure usbnet_skb_return [2021-11-23 15:54:59,396 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-11-23 15:54:59,396 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-11-23 15:54:59,396 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-23 15:54:59,397 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:54:59,397 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-23 15:54:59,397 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 15:54:59,397 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8 [2021-11-23 15:54:59,397 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2 [2021-11-23 15:54:59,397 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4 [2021-11-23 15:54:59,398 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-23 15:54:59,398 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8 [2021-11-23 15:54:59,398 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2021-11-23 15:54:59,398 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2 [2021-11-23 15:54:59,399 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-11-23 15:54:59,399 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 15:54:59,399 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-23 15:54:59,401 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:54:59,401 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2021-11-23 15:54:59,401 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8 [2021-11-23 15:54:59,402 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2021-11-23 15:54:59,402 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2021-11-23 15:54:59,402 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2021-11-23 15:54:59,402 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2021-11-23 15:54:59,402 INFO L130 BoogieDeclarations]: Found specification of procedure cx82310_cmd [2021-11-23 15:54:59,403 INFO L138 BoogieDeclarations]: Found implementation of procedure cx82310_cmd [2021-11-23 15:54:59,403 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1 [2021-11-23 15:54:59,403 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2021-11-23 15:54:59,404 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2021-11-23 15:54:59,404 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:54:59,404 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:54:59,850 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:54:59,860 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:55:00,092 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Set is immutable at de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.retainAll(ImmutableSet.java:338) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.UnmodifiableTransFormula.removeSuperfluousVars(UnmodifiableTransFormula.java:212) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaBuilder.finishConstruction(TransFormulaBuilder.java:273) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaBuilder.getTrivialTransFormula(TransFormulaBuilder.java:285) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$ProcedureCfgBuilder.removeAuxiliaryGoto(CfgBuilder.java:962) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$ProcedureCfgBuilder.buildProcedureCfgFromImplementation(CfgBuilder.java:727) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:266) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-23 15:55:00,097 INFO L158 Benchmark]: Toolchain (without parser) took 2925.12ms. Allocated memory was 58.7MB in the beginning and 136.3MB in the end (delta: 77.6MB). Free memory was 30.0MB in the beginning and 67.3MB in the end (delta: -37.3MB). Peak memory consumption was 61.4MB. Max. memory is 16.1GB. [2021-11-23 15:55:00,097 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 58.7MB. Free memory is still 39.3MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:55:00,098 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1784.03ms. Allocated memory was 58.7MB in the beginning and 136.3MB in the end (delta: 77.6MB). Free memory was 29.8MB in the beginning and 77.0MB in the end (delta: -47.2MB). Peak memory consumption was 54.4MB. Max. memory is 16.1GB. [2021-11-23 15:55:00,099 INFO L158 Benchmark]: Boogie Procedure Inliner took 163.41ms. Allocated memory is still 136.3MB. Free memory was 77.0MB in the beginning and 70.0MB in the end (delta: 6.9MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2021-11-23 15:55:00,099 INFO L158 Benchmark]: Boogie Preprocessor took 180.12ms. Allocated memory is still 136.3MB. Free memory was 70.0MB in the beginning and 62.3MB in the end (delta: 7.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-23 15:55:00,100 INFO L158 Benchmark]: RCFGBuilder took 792.76ms. Allocated memory is still 136.3MB. Free memory was 62.3MB in the beginning and 67.3MB in the end (delta: -5.0MB). Peak memory consumption was 15.4MB. Max. memory is 16.1GB. [2021-11-23 15:55:00,103 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30ms. Allocated memory is still 58.7MB. Free memory is still 39.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1784.03ms. Allocated memory was 58.7MB in the beginning and 136.3MB in the end (delta: 77.6MB). Free memory was 29.8MB in the beginning and 77.0MB in the end (delta: -47.2MB). Peak memory consumption was 54.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 163.41ms. Allocated memory is still 136.3MB. Free memory was 77.0MB in the beginning and 70.0MB in the end (delta: 6.9MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 180.12ms. Allocated memory is still 136.3MB. Free memory was 70.0MB in the beginning and 62.3MB in the end (delta: 7.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 792.76ms. Allocated memory is still 136.3MB. Free memory was 62.3MB in the beginning and 67.3MB in the end (delta: -5.0MB). Peak memory consumption was 15.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.retainAll(ImmutableSet.java:338) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 15:55:00,159 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cabb89d5-7bb2-4d6d-bd6b-21a417071fad/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable