./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-3.0/module_get_put-drivers-net-ppp_generic.ko.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 69874e26 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_df962b94-d495-4d18-b547-9dc8c30093ff/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_df962b94-d495-4d18-b547-9dc8c30093ff/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_df962b94-d495-4d18-b547-9dc8c30093ff/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_df962b94-d495-4d18-b547-9dc8c30093ff/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.0/module_get_put-drivers-net-ppp_generic.ko.cil.out.i -s /tmp/vcloud-vcloud-master/worker/run_dir_df962b94-d495-4d18-b547-9dc8c30093ff/bin/ukojak/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_df962b94-d495-4d18-b547-9dc8c30093ff/bin/ukojak --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash c445e7d136bb1d3b34eea0dd6ecd69c876791489 .................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_df962b94-d495-4d18-b547-9dc8c30093ff/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_df962b94-d495-4d18-b547-9dc8c30093ff/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_df962b94-d495-4d18-b547-9dc8c30093ff/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_df962b94-d495-4d18-b547-9dc8c30093ff/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.0/module_get_put-drivers-net-ppp_generic.ko.cil.out.i -s /tmp/vcloud-vcloud-master/worker/run_dir_df962b94-d495-4d18-b547-9dc8c30093ff/bin/ukojak/config/svcomp-Reach-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_df962b94-d495-4d18-b547-9dc8c30093ff/bin/ukojak --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash c445e7d136bb1d3b34eea0dd6ecd69c876791489 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: NullPointerException: null --- Real Ultimate output --- This is Ultimate 0.2.0-69874e2 [2020-12-01 16:29:40,345 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-01 16:29:40,349 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-01 16:29:40,428 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-01 16:29:40,428 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-01 16:29:40,430 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-01 16:29:40,441 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-01 16:29:40,444 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-01 16:29:40,450 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-01 16:29:40,456 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-01 16:29:40,457 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-01 16:29:40,459 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-01 16:29:40,459 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-01 16:29:40,460 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-01 16:29:40,476 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-01 16:29:40,478 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-01 16:29:40,480 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-01 16:29:40,483 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-01 16:29:40,488 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-01 16:29:40,499 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-01 16:29:40,502 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-01 16:29:40,504 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-01 16:29:40,508 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-01 16:29:40,509 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-01 16:29:40,520 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-12-01 16:29:40,524 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-12-01 16:29:40,525 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-12-01 16:29:40,526 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-12-01 16:29:40,528 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-12-01 16:29:40,530 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-12-01 16:29:40,530 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-01 16:29:40,532 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-01 16:29:40,535 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-01 16:29:40,536 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-01 16:29:40,538 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-01 16:29:40,538 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-01 16:29:40,539 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-01 16:29:40,540 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-01 16:29:40,540 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-01 16:29:40,542 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-01 16:29:40,544 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-01 16:29:40,550 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_df962b94-d495-4d18-b547-9dc8c30093ff/bin/ukojak/config/svcomp-Reach-64bit-Kojak_Default.epf [2020-12-01 16:29:40,590 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-01 16:29:40,590 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-01 16:29:40,592 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-12-01 16:29:40,593 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2020-12-01 16:29:40,593 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-12-01 16:29:40,594 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-12-01 16:29:40,594 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-01 16:29:40,594 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-12-01 16:29:40,595 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-01 16:29:40,595 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-12-01 16:29:40,596 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-01 16:29:40,597 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-12-01 16:29:40,597 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-01 16:29:40,597 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-01 16:29:40,597 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-12-01 16:29:40,597 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2020-12-01 16:29:40,598 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2020-12-01 16:29:40,598 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-01 16:29:40,598 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-12-01 16:29:40,598 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-12-01 16:29:40,599 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-01 16:29:40,599 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-01 16:29:40,599 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-12-01 16:29:40,599 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2020-12-01 16:29:40,600 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-12-01 16:29:40,600 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-12-01 16:29:40,600 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-12-01 16:29:40,600 INFO L138 SettingsManager]: * To the following directory=dump/ WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud-vcloud-master/worker/run_dir_df962b94-d495-4d18-b547-9dc8c30093ff/bin/ukojak/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_df962b94-d495-4d18-b547-9dc8c30093ff/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c445e7d136bb1d3b34eea0dd6ecd69c876791489 [2020-12-01 16:29:40,921 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-01 16:29:40,957 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-01 16:29:40,960 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-01 16:29:40,962 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-01 16:29:40,964 INFO L275 PluginConnector]: CDTParser initialized [2020-12-01 16:29:40,965 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_df962b94-d495-4d18-b547-9dc8c30093ff/bin/ukojak/../../sv-benchmarks/c/ldv-linux-3.0/module_get_put-drivers-net-ppp_generic.ko.cil.out.i [2020-12-01 16:29:41,055 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_df962b94-d495-4d18-b547-9dc8c30093ff/bin/ukojak/data/bbdfe11d4/1b39e3a7422c4ad78badea4d792f8b77/FLAG4872e42ec [2020-12-01 16:29:42,098 INFO L306 CDTParser]: Found 1 translation units. [2020-12-01 16:29:42,099 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_df962b94-d495-4d18-b547-9dc8c30093ff/sv-benchmarks/c/ldv-linux-3.0/module_get_put-drivers-net-ppp_generic.ko.cil.out.i [2020-12-01 16:29:42,164 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_df962b94-d495-4d18-b547-9dc8c30093ff/bin/ukojak/data/bbdfe11d4/1b39e3a7422c4ad78badea4d792f8b77/FLAG4872e42ec [2020-12-01 16:29:42,476 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_df962b94-d495-4d18-b547-9dc8c30093ff/bin/ukojak/data/bbdfe11d4/1b39e3a7422c4ad78badea4d792f8b77 [2020-12-01 16:29:42,480 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-01 16:29:42,483 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-01 16:29:42,488 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-01 16:29:42,489 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-01 16:29:42,493 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-01 16:29:42,494 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 04:29:42" (1/1) ... [2020-12-01 16:29:42,497 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@348ad5d0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:29:42, skipping insertion in model container [2020-12-01 16:29:42,497 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 04:29:42" (1/1) ... [2020-12-01 16:29:42,506 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-01 16:29:42,691 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-01 16:29:45,156 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-01 16:29:45,186 INFO L203 MainTranslator]: Completed pre-run [2020-12-01 16:29:45,667 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-01 16:29:46,335 INFO L208 MainTranslator]: Completed translation [2020-12-01 16:29:46,336 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:29:46 WrapperNode [2020-12-01 16:29:46,336 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-01 16:29:46,339 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-12-01 16:29:46,339 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-12-01 16:29:46,339 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-12-01 16:29:46,348 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:29:46" (1/1) ... [2020-12-01 16:29:46,501 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:29:46" (1/1) ... [2020-12-01 16:29:46,714 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-12-01 16:29:46,715 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-12-01 16:29:46,717 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-12-01 16:29:46,718 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-12-01 16:29:46,728 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:29:46" (1/1) ... [2020-12-01 16:29:46,729 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:29:46" (1/1) ... [2020-12-01 16:29:46,776 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:29:46" (1/1) ... [2020-12-01 16:29:46,777 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:29:46" (1/1) ... [2020-12-01 16:29:46,904 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:29:46" (1/1) ... [2020-12-01 16:29:46,939 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:29:46" (1/1) ... [2020-12-01 16:29:46,975 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:29:46" (1/1) ... [2020-12-01 16:29:47,008 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-12-01 16:29:47,010 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-12-01 16:29:47,010 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-12-01 16:29:47,010 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-12-01 16:29:47,011 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:29:46" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_df962b94-d495-4d18-b547-9dc8c30093ff/bin/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-12-01 16:29:47,093 INFO L130 BoogieDeclarations]: Found specification of procedure find_comp_entry [2020-12-01 16:29:47,093 INFO L138 BoogieDeclarations]: Found implementation of procedure find_comp_entry [2020-12-01 16:29:47,093 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~int~TO~int [2020-12-01 16:29:47,093 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~int~TO~int [2020-12-01 16:29:47,093 INFO L130 BoogieDeclarations]: Found specification of procedure skb_dequeue [2020-12-01 16:29:47,095 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_dequeue [2020-12-01 16:29:47,095 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_write_lock_bh [2020-12-01 16:29:47,096 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_write_lock_bh [2020-12-01 16:29:47,096 INFO L130 BoogieDeclarations]: Found specification of procedure __xchg_wrong_size [2020-12-01 16:29:47,096 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_write_unlock_bh [2020-12-01 16:29:47,096 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_write_unlock_bh [2020-12-01 16:29:47,097 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2020-12-01 16:29:47,097 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_skb [2020-12-01 16:29:47,098 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_skb [2020-12-01 16:29:47,098 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2020-12-01 16:29:47,098 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_head_init [2020-12-01 16:29:47,098 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_head_init [2020-12-01 16:29:47,098 INFO L130 BoogieDeclarations]: Found specification of procedure skb_push [2020-12-01 16:29:47,098 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_push [2020-12-01 16:29:47,099 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_xmit_process [2020-12-01 16:29:47,099 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_xmit_process [2020-12-01 16:29:47,099 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_shutdown_interface [2020-12-01 16:29:47,099 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_shutdown_interface [2020-12-01 16:29:47,099 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_destroy_interface [2020-12-01 16:29:47,099 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_destroy_interface [2020-12-01 16:29:47,100 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2020-12-01 16:29:47,100 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2020-12-01 16:29:47,100 INFO L130 BoogieDeclarations]: Found specification of procedure debug_lockdep_rcu_enabled [2020-12-01 16:29:47,100 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_lockdep_rcu_enabled [2020-12-01 16:29:47,100 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2020-12-01 16:29:47,100 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2020-12-01 16:29:47,101 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2020-12-01 16:29:47,101 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2020-12-01 16:29:47,101 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_read_lock_bh [2020-12-01 16:29:47,101 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_read_lock_bh [2020-12-01 16:29:47,101 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_put [2020-12-01 16:29:47,101 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_put [2020-12-01 16:29:47,101 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_push [2020-12-01 16:29:47,102 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_push [2020-12-01 16:29:47,102 INFO L130 BoogieDeclarations]: Found specification of procedure unit_find [2020-12-01 16:29:47,102 INFO L138 BoogieDeclarations]: Found implementation of procedure unit_find [2020-12-01 16:29:47,102 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2020-12-01 16:29:47,102 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2020-12-01 16:29:47,102 INFO L130 BoogieDeclarations]: Found specification of procedure pskb_expand_head [2020-12-01 16:29:47,103 INFO L138 BoogieDeclarations]: Found implementation of procedure pskb_expand_head [2020-12-01 16:29:47,103 INFO L130 BoogieDeclarations]: Found specification of procedure put_unaligned_be16 [2020-12-01 16:29:47,103 INFO L138 BoogieDeclarations]: Found implementation of procedure put_unaligned_be16 [2020-12-01 16:29:47,103 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_return_value [2020-12-01 16:29:47,104 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_return_value [2020-12-01 16:29:47,104 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2020-12-01 16:29:47,104 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2020-12-01 16:29:47,104 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2020-12-01 16:29:47,104 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2020-12-01 16:29:47,105 INFO L130 BoogieDeclarations]: Found specification of procedure init_ppp_file [2020-12-01 16:29:47,105 INFO L138 BoogieDeclarations]: Found implementation of procedure init_ppp_file [2020-12-01 16:29:47,105 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2020-12-01 16:29:47,105 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2020-12-01 16:29:47,106 INFO L130 BoogieDeclarations]: Found specification of procedure skb_peek [2020-12-01 16:29:47,106 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_peek [2020-12-01 16:29:47,106 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_release [2020-12-01 16:29:47,106 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_release [2020-12-01 16:29:47,107 INFO L130 BoogieDeclarations]: Found specification of procedure get_filter [2020-12-01 16:29:47,107 INFO L138 BoogieDeclarations]: Found implementation of procedure get_filter [2020-12-01 16:29:47,108 INFO L130 BoogieDeclarations]: Found specification of procedure __unit_alloc [2020-12-01 16:29:47,108 INFO L138 BoogieDeclarations]: Found implementation of procedure __unit_alloc [2020-12-01 16:29:47,108 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-12-01 16:29:47,108 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2020-12-01 16:29:47,109 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2020-12-01 16:29:47,109 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_empty [2020-12-01 16:29:47,110 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_empty [2020-12-01 16:29:47,110 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-12-01 16:29:47,110 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_dec_and_test [2020-12-01 16:29:47,110 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_dec_and_test [2020-12-01 16:29:47,111 INFO L130 BoogieDeclarations]: Found specification of procedure skb_end_pointer [2020-12-01 16:29:47,111 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_end_pointer [2020-12-01 16:29:47,112 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_blast_assert [2020-12-01 16:29:47,112 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_blast_assert [2020-12-01 16:29:47,112 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-12-01 16:29:47,113 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2020-12-01 16:29:47,113 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_find_unit [2020-12-01 16:29:47,113 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_find_unit [2020-12-01 16:29:47,113 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2020-12-01 16:29:47,113 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2020-12-01 16:29:47,113 INFO L130 BoogieDeclarations]: Found specification of procedure kfree_skb [2020-12-01 16:29:47,114 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree_skb [2020-12-01 16:29:47,114 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2020-12-01 16:29:47,114 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2020-12-01 16:29:47,114 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab16 [2020-12-01 16:29:47,114 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab16 [2020-12-01 16:29:47,114 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_channel_push [2020-12-01 16:29:47,115 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_channel_push [2020-12-01 16:29:47,115 INFO L130 BoogieDeclarations]: Found specification of procedure sk_run_filter [2020-12-01 16:29:47,115 INFO L138 BoogieDeclarations]: Found implementation of procedure sk_run_filter [2020-12-01 16:29:47,115 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2020-12-01 16:29:47,115 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2020-12-01 16:29:47,115 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2020-12-01 16:29:47,115 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2020-12-01 16:29:47,116 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2020-12-01 16:29:47,116 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2020-12-01 16:29:47,116 INFO L130 BoogieDeclarations]: Found specification of procedure find_compressor [2020-12-01 16:29:47,116 INFO L138 BoogieDeclarations]: Found implementation of procedure find_compressor [2020-12-01 16:29:47,117 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_pernet [2020-12-01 16:29:47,117 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_pernet [2020-12-01 16:29:47,117 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2020-12-01 16:29:47,117 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2020-12-01 16:29:47,117 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_bh [2020-12-01 16:29:47,118 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_bh [2020-12-01 16:29:47,119 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2020-12-01 16:29:47,119 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2020-12-01 16:29:47,119 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_from_user [2020-12-01 16:29:47,120 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_pernet_device [2020-12-01 16:29:47,120 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_pernet_device [2020-12-01 16:29:47,120 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2020-12-01 16:29:47,120 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2020-12-01 16:29:47,121 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_disconnect_channel [2020-12-01 16:29:47,121 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_disconnect_channel [2020-12-01 16:29:47,122 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2020-12-01 16:29:47,122 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_read_unlock_bh [2020-12-01 16:29:47,122 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_read_unlock_bh [2020-12-01 16:29:47,122 INFO L130 BoogieDeclarations]: Found specification of procedure skb_reserve [2020-12-01 16:29:47,122 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_reserve [2020-12-01 16:29:47,122 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_chrdev [2020-12-01 16:29:47,123 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_chrdev [2020-12-01 16:29:47,123 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-12-01 16:29:47,123 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2020-12-01 16:29:47,124 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2020-12-01 16:29:47,125 INFO L130 BoogieDeclarations]: Found specification of procedure skb_headroom [2020-12-01 16:29:47,128 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_headroom [2020-12-01 16:29:47,128 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_exit_net [2020-12-01 16:29:47,128 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_exit_net [2020-12-01 16:29:47,128 INFO L130 BoogieDeclarations]: Found specification of procedure slhc_free [2020-12-01 16:29:47,129 INFO L138 BoogieDeclarations]: Found implementation of procedure slhc_free [2020-12-01 16:29:47,129 INFO L130 BoogieDeclarations]: Found specification of procedure get_unaligned_be16 [2020-12-01 16:29:47,130 INFO L138 BoogieDeclarations]: Found implementation of procedure get_unaligned_be16 [2020-12-01 16:29:47,130 INFO L130 BoogieDeclarations]: Found specification of procedure proto_to_npindex [2020-12-01 16:29:47,130 INFO L138 BoogieDeclarations]: Found implementation of procedure proto_to_npindex [2020-12-01 16:29:47,132 INFO L130 BoogieDeclarations]: Found specification of procedure net_generic [2020-12-01 16:29:47,132 INFO L138 BoogieDeclarations]: Found implementation of procedure net_generic [2020-12-01 16:29:47,132 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2020-12-01 16:29:47,138 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2020-12-01 16:29:47,138 INFO L130 BoogieDeclarations]: Found specification of procedure unit_put [2020-12-01 16:29:47,139 INFO L138 BoogieDeclarations]: Found implementation of procedure unit_put [2020-12-01 16:29:47,139 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_purge [2020-12-01 16:29:47,139 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_purge [2020-12-01 16:29:47,139 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-12-01 16:29:47,139 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2020-12-01 16:29:47,139 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2020-12-01 16:29:47,140 INFO L130 BoogieDeclarations]: Found specification of procedure skb_pull [2020-12-01 16:29:47,140 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_pull [2020-12-01 16:29:47,140 INFO L130 BoogieDeclarations]: Found specification of procedure net_ratelimit [2020-12-01 16:29:47,140 INFO L138 BoogieDeclarations]: Found implementation of procedure net_ratelimit [2020-12-01 16:29:47,140 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_ccp_closed [2020-12-01 16:29:47,140 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_ccp_closed [2020-12-01 16:29:47,140 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_open [2020-12-01 16:29:47,140 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_open [2020-12-01 16:29:47,141 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-12-01 16:29:47,141 INFO L130 BoogieDeclarations]: Found specification of procedure copy_from_user [2020-12-01 16:29:47,141 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_from_user [2020-12-01 16:29:47,141 INFO L130 BoogieDeclarations]: Found specification of procedure __list_add [2020-12-01 16:29:47,141 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_add [2020-12-01 16:29:47,141 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_inc [2020-12-01 16:29:47,141 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_inc [2020-12-01 16:29:47,142 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-12-01 16:29:47,142 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2020-12-01 16:29:47,142 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~TO~$Pointer$ [2020-12-01 16:29:47,142 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~TO~$Pointer$ [2020-12-01 16:29:47,142 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2020-12-01 16:29:47,142 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2020-12-01 16:29:47,142 INFO L130 BoogieDeclarations]: Found specification of procedure skb_headlen [2020-12-01 16:29:47,143 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_headlen [2020-12-01 16:29:47,143 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_dec [2020-12-01 16:29:47,143 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_dec [2020-12-01 16:29:47,143 INFO L130 BoogieDeclarations]: Found specification of procedure __wake_up [2020-12-01 16:29:47,143 INFO L138 BoogieDeclarations]: Found implementation of procedure __wake_up [2020-12-01 16:29:47,143 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2020-12-01 16:29:47,143 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2020-12-01 16:29:47,144 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_long_read [2020-12-01 16:29:47,144 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_long_read [2020-12-01 16:29:47,144 INFO L130 BoogieDeclarations]: Found specification of procedure list_add [2020-12-01 16:29:47,144 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add [2020-12-01 16:29:47,145 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_tail [2020-12-01 16:29:47,145 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_tail [2020-12-01 16:29:47,145 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2020-12-01 16:29:47,145 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2020-12-01 16:29:47,145 INFO L130 BoogieDeclarations]: Found specification of procedure idr_remove [2020-12-01 16:29:47,145 INFO L138 BoogieDeclarations]: Found implementation of procedure idr_remove [2020-12-01 16:29:47,145 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2020-12-01 16:29:47,146 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2020-12-01 16:29:47,146 INFO L130 BoogieDeclarations]: Found specification of procedure pskb_may_pull [2020-12-01 16:29:47,146 INFO L138 BoogieDeclarations]: Found implementation of procedure pskb_may_pull [2020-12-01 16:29:47,146 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2020-12-01 16:29:47,146 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2020-12-01 16:29:47,146 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_ioctl [2020-12-01 16:29:47,146 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_ioctl [2020-12-01 16:29:47,147 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_ccp_peek [2020-12-01 16:29:47,147 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_ccp_peek [2020-12-01 16:29:47,147 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_poll [2020-12-01 16:29:47,147 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_poll [2020-12-01 16:29:47,147 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-12-01 16:29:47,147 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_destroy_channel [2020-12-01 16:29:47,147 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_destroy_channel [2020-12-01 16:29:47,148 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID [2020-12-01 16:29:47,148 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID [2020-12-01 16:29:47,148 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-12-01 16:29:47,148 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-12-01 16:29:47,148 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_bh [2020-12-01 16:29:47,148 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_bh [2020-12-01 16:29:47,148 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2020-12-01 16:29:47,149 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2020-12-01 16:29:49,354 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !false; [2020-12-01 16:29:49,354 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume false; [2020-12-01 16:29:50,634 WARN L798 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-12-01 16:29:50,640 WARN L798 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-12-01 16:29:50,643 WARN L798 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-12-01 16:29:51,296 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##201: assume !false; [2020-12-01 16:29:51,296 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##200: assume false; [2020-12-01 16:29:51,296 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##249: assume false; [2020-12-01 16:29:51,297 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##250: assume !false; [2020-12-01 16:29:51,297 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##207: assume !false; [2020-12-01 16:29:51,297 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##206: assume false; [2020-12-01 16:29:51,297 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##213: assume !false; [2020-12-01 16:29:51,297 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##212: assume false; [2020-12-01 16:29:51,297 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##221: assume !false; [2020-12-01 16:29:51,298 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##220: assume false; [2020-12-01 16:29:51,298 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##93: assume !false; [2020-12-01 16:29:51,298 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##92: assume false; [2020-12-01 16:29:51,298 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##89: assume !false; [2020-12-01 16:29:51,298 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##88: assume false; [2020-12-01 16:29:51,298 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##56: assume !false; [2020-12-01 16:29:51,299 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##55: assume false; [2020-12-01 16:29:51,299 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##41: assume !false; [2020-12-01 16:29:51,299 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##40: assume false; [2020-12-01 16:29:51,299 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##47: assume !false; [2020-12-01 16:29:51,299 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##46: assume false; [2020-12-01 16:29:51,299 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##9: assume false; [2020-12-01 16:29:51,300 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##144: assume !false; [2020-12-01 16:29:51,300 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##143: assume false; [2020-12-01 16:29:51,300 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##148: assume !false; [2020-12-01 16:29:51,300 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##147: assume false; [2020-12-01 16:29:51,300 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##10: assume !false; [2020-12-01 16:29:51,300 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##154: assume !false; [2020-12-01 16:29:51,301 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##153: assume false; [2020-12-01 16:29:51,301 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##14: assume !false; [2020-12-01 16:29:51,301 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##13: assume false; [2020-12-01 16:29:51,301 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##162: assume false; [2020-12-01 16:29:51,301 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##163: assume !false; [2020-12-01 16:29:51,529 WARN L798 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-12-01 16:29:51,540 WARN L798 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-12-01 16:30:13,570 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint L6446: SUMMARY for call ppp_read_#t~ret304.base, ppp_read_#t~ret304.offset := get_current(); srcloc: null [2020-12-01 16:30:13,571 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint L6446-1: ppp_read_~tmp___0~15.base, ppp_read_~tmp___0~15.offset := ppp_read_#t~ret304.base, ppp_read_#t~ret304.offset;havoc ppp_read_#t~ret304.base, ppp_read_#t~ret304.offset;ppp_read_~__ptr~0.base, ppp_read_~__ptr~0.offset := ppp_read_~tmp___0~15.base, ppp_read_~tmp___0~15.offset; [2020-12-01 16:30:13,571 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint L6528-1: ppp_read_~tmp___6~0.base, ppp_read_~tmp___6~0.offset := ppp_read_#t~ret316.base, ppp_read_#t~ret316.offset;havoc ppp_read_#t~ret316.base, ppp_read_#t~ret316.offset;ppp_read_~__ptr___3~0.base, ppp_read_~__ptr___3~0.offset := ppp_read_~tmp___6~0.base, ppp_read_~tmp___6~0.offset; [2020-12-01 16:30:13,571 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint L6528: SUMMARY for call ppp_read_#t~ret316.base, ppp_read_#t~ret316.offset := get_current(); srcloc: null [2020-12-01 16:30:13,571 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##64: assume !false; [2020-12-01 16:30:13,571 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##63: assume false; [2020-12-01 16:30:13,571 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##43: assume !false; [2020-12-01 16:30:13,572 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##42: assume false; [2020-12-01 16:30:13,572 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##30: assume !false; [2020-12-01 16:30:13,572 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##29: assume false; [2020-12-01 16:30:13,572 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##161: assume !false; [2020-12-01 16:30:13,572 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##160: assume false; [2020-12-01 16:30:13,647 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.NullPointerException at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.addCallTransitionAndReturnTransition(CfgBuilder.java:413) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:272) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$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) [2020-12-01 16:30:13,655 INFO L168 Benchmark]: Toolchain (without parser) took 31168.25 ms. Allocated memory was 98.6 MB in the beginning and 1.3 GB in the end (delta: 1.2 GB). Free memory was 70.5 MB in the beginning and 845.3 MB in the end (delta: -774.8 MB). Peak memory consumption was 824.9 MB. Max. memory is 16.1 GB. [2020-12-01 16:30:13,656 INFO L168 Benchmark]: CDTParser took 0.71 ms. Allocated memory is still 98.6 MB. Free memory was 72.3 MB in the beginning and 72.3 MB in the end (delta: 31.4 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-12-01 16:30:13,660 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3848.63 ms. Allocated memory was 98.6 MB in the beginning and 188.7 MB in the end (delta: 90.2 MB). Free memory was 70.1 MB in the beginning and 127.1 MB in the end (delta: -57.0 MB). Peak memory consumption was 100.1 MB. Max. memory is 16.1 GB. [2020-12-01 16:30:13,661 INFO L168 Benchmark]: Boogie Procedure Inliner took 376.07 ms. Allocated memory is still 188.7 MB. Free memory was 127.1 MB in the beginning and 101.9 MB in the end (delta: 25.2 MB). Peak memory consumption was 25.2 MB. Max. memory is 16.1 GB. [2020-12-01 16:30:13,663 INFO L168 Benchmark]: Boogie Preprocessor took 293.03 ms. Allocated memory is still 188.7 MB. Free memory was 101.9 MB in the beginning and 73.6 MB in the end (delta: 28.3 MB). Peak memory consumption was 29.4 MB. Max. memory is 16.1 GB. [2020-12-01 16:30:13,666 INFO L168 Benchmark]: RCFGBuilder took 26641.05 ms. Allocated memory was 188.7 MB in the beginning and 1.3 GB in the end (delta: 1.1 GB). Free memory was 73.6 MB in the beginning and 845.3 MB in the end (delta: -771.7 MB). Peak memory consumption was 737.2 MB. Max. memory is 16.1 GB. [2020-12-01 16:30:13,681 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.71 ms. Allocated memory is still 98.6 MB. Free memory was 72.3 MB in the beginning and 72.3 MB in the end (delta: 31.4 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 3848.63 ms. Allocated memory was 98.6 MB in the beginning and 188.7 MB in the end (delta: 90.2 MB). Free memory was 70.1 MB in the beginning and 127.1 MB in the end (delta: -57.0 MB). Peak memory consumption was 100.1 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 376.07 ms. Allocated memory is still 188.7 MB. Free memory was 127.1 MB in the beginning and 101.9 MB in the end (delta: 25.2 MB). Peak memory consumption was 25.2 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 293.03 ms. Allocated memory is still 188.7 MB. Free memory was 101.9 MB in the beginning and 73.6 MB in the end (delta: 28.3 MB). Peak memory consumption was 29.4 MB. Max. memory is 16.1 GB. * RCFGBuilder took 26641.05 ms. Allocated memory was 188.7 MB in the beginning and 1.3 GB in the end (delta: 1.1 GB). Free memory was 73.6 MB in the beginning and 845.3 MB in the end (delta: -771.7 MB). Peak memory consumption was 737.2 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: NullPointerException: null de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: NullPointerException: null: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.addCallTransitionAndReturnTransition(CfgBuilder.java:413) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.2.0-69874e2 [2020-12-01 16:30:16,393 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-01 16:30:16,396 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-01 16:30:16,443 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-01 16:30:16,444 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-01 16:30:16,450 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-01 16:30:16,453 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-01 16:30:16,458 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-01 16:30:16,462 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-01 16:30:16,469 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-01 16:30:16,471 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-01 16:30:16,483 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-01 16:30:16,484 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-01 16:30:16,488 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-01 16:30:16,495 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-01 16:30:16,497 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-01 16:30:16,499 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-01 16:30:16,503 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-01 16:30:16,507 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-01 16:30:16,516 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-01 16:30:16,519 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-01 16:30:16,521 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-01 16:30:16,522 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-01 16:30:16,531 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-01 16:30:16,538 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-12-01 16:30:16,541 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-12-01 16:30:16,542 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-12-01 16:30:16,543 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-12-01 16:30:16,545 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-12-01 16:30:16,547 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-12-01 16:30:16,547 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-01 16:30:16,548 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-01 16:30:16,550 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-01 16:30:16,551 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-01 16:30:16,552 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-01 16:30:16,553 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-01 16:30:16,554 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-01 16:30:16,554 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-01 16:30:16,555 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-01 16:30:16,557 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-01 16:30:16,558 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-01 16:30:16,559 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_df962b94-d495-4d18-b547-9dc8c30093ff/bin/ukojak/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2020-12-01 16:30:16,608 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-01 16:30:16,608 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-01 16:30:16,611 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-12-01 16:30:16,611 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2020-12-01 16:30:16,613 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-12-01 16:30:16,613 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-12-01 16:30:16,613 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-01 16:30:16,614 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-01 16:30:16,614 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-12-01 16:30:16,615 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-01 16:30:16,616 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-12-01 16:30:16,616 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-12-01 16:30:16,616 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-12-01 16:30:16,616 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-12-01 16:30:16,617 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-01 16:30:16,617 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-01 16:30:16,617 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-12-01 16:30:16,617 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2020-12-01 16:30:16,618 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2020-12-01 16:30:16,618 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-01 16:30:16,618 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-12-01 16:30:16,618 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-12-01 16:30:16,619 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-01 16:30:16,619 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-01 16:30:16,619 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-12-01 16:30:16,619 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2020-12-01 16:30:16,620 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-12-01 16:30:16,620 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-12-01 16:30:16,620 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2020-12-01 16:30:16,620 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-12-01 16:30:16,621 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2020-12-01 16:30:16,621 INFO L138 SettingsManager]: * To the following directory=dump/ WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud-vcloud-master/worker/run_dir_df962b94-d495-4d18-b547-9dc8c30093ff/bin/ukojak/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_df962b94-d495-4d18-b547-9dc8c30093ff/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c445e7d136bb1d3b34eea0dd6ecd69c876791489 [2020-12-01 16:30:17,034 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-01 16:30:17,065 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-01 16:30:17,068 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-01 16:30:17,069 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-01 16:30:17,070 INFO L275 PluginConnector]: CDTParser initialized [2020-12-01 16:30:17,072 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_df962b94-d495-4d18-b547-9dc8c30093ff/bin/ukojak/../../sv-benchmarks/c/ldv-linux-3.0/module_get_put-drivers-net-ppp_generic.ko.cil.out.i [2020-12-01 16:30:17,162 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_df962b94-d495-4d18-b547-9dc8c30093ff/bin/ukojak/data/f4c4dcfd0/afb39e58502a41c6b03604acf3552d4e/FLAG1db58a5b3 [2020-12-01 16:30:18,153 INFO L306 CDTParser]: Found 1 translation units. [2020-12-01 16:30:18,154 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_df962b94-d495-4d18-b547-9dc8c30093ff/sv-benchmarks/c/ldv-linux-3.0/module_get_put-drivers-net-ppp_generic.ko.cil.out.i [2020-12-01 16:30:18,218 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_df962b94-d495-4d18-b547-9dc8c30093ff/bin/ukojak/data/f4c4dcfd0/afb39e58502a41c6b03604acf3552d4e/FLAG1db58a5b3 [2020-12-01 16:30:18,559 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_df962b94-d495-4d18-b547-9dc8c30093ff/bin/ukojak/data/f4c4dcfd0/afb39e58502a41c6b03604acf3552d4e [2020-12-01 16:30:18,561 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-01 16:30:18,562 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-01 16:30:18,563 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-01 16:30:18,563 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-01 16:30:18,568 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-01 16:30:18,570 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 04:30:18" (1/1) ... [2020-12-01 16:30:18,572 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3e802fc0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:30:18, skipping insertion in model container [2020-12-01 16:30:18,573 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 04:30:18" (1/1) ... [2020-12-01 16:30:18,582 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-01 16:30:18,813 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-01 16:30:21,433 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-01 16:30:21,501 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2020-12-01 16:30:21,561 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-01 16:30:22,023 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-01 16:30:22,115 INFO L203 MainTranslator]: Completed pre-run [2020-12-01 16:30:22,521 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-01 16:30:23,203 INFO L208 MainTranslator]: Completed translation [2020-12-01 16:30:23,203 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:30:23 WrapperNode [2020-12-01 16:30:23,204 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-01 16:30:23,205 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-12-01 16:30:23,205 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-12-01 16:30:23,206 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-12-01 16:30:23,215 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:30:23" (1/1) ... [2020-12-01 16:30:23,346 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:30:23" (1/1) ... [2020-12-01 16:30:23,553 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-12-01 16:30:23,554 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-12-01 16:30:23,554 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-12-01 16:30:23,554 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-12-01 16:30:23,561 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:30:23" (1/1) ... [2020-12-01 16:30:23,561 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:30:23" (1/1) ... [2020-12-01 16:30:23,620 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:30:23" (1/1) ... [2020-12-01 16:30:23,620 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:30:23" (1/1) ... [2020-12-01 16:30:23,837 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:30:23" (1/1) ... [2020-12-01 16:30:23,874 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:30:23" (1/1) ... [2020-12-01 16:30:23,910 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:30:23" (1/1) ... [2020-12-01 16:30:23,942 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-12-01 16:30:23,944 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-12-01 16:30:23,944 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-12-01 16:30:23,944 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-12-01 16:30:23,945 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:30:23" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_df962b94-d495-4d18-b547-9dc8c30093ff/bin/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-12-01 16:30:24,026 INFO L130 BoogieDeclarations]: Found specification of procedure find_comp_entry [2020-12-01 16:30:24,026 INFO L138 BoogieDeclarations]: Found implementation of procedure find_comp_entry [2020-12-01 16:30:24,027 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2020-12-01 16:30:24,027 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2020-12-01 16:30:24,028 INFO L130 BoogieDeclarations]: Found specification of procedure skb_dequeue [2020-12-01 16:30:24,028 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_dequeue [2020-12-01 16:30:24,028 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_write_lock_bh [2020-12-01 16:30:24,028 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_write_lock_bh [2020-12-01 16:30:24,028 INFO L130 BoogieDeclarations]: Found specification of procedure __xchg_wrong_size [2020-12-01 16:30:24,029 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_write_unlock_bh [2020-12-01 16:30:24,029 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_write_unlock_bh [2020-12-01 16:30:24,029 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2020-12-01 16:30:24,029 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2020-12-01 16:30:24,029 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_skb [2020-12-01 16:30:24,029 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_skb [2020-12-01 16:30:24,029 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2 [2020-12-01 16:30:24,030 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2020-12-01 16:30:24,030 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_head_init [2020-12-01 16:30:24,030 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_head_init [2020-12-01 16:30:24,030 INFO L130 BoogieDeclarations]: Found specification of procedure skb_push [2020-12-01 16:30:24,030 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_push [2020-12-01 16:30:24,030 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_xmit_process [2020-12-01 16:30:24,030 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_xmit_process [2020-12-01 16:30:24,031 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_shutdown_interface [2020-12-01 16:30:24,031 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_shutdown_interface [2020-12-01 16:30:24,031 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_destroy_interface [2020-12-01 16:30:24,031 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_destroy_interface [2020-12-01 16:30:24,031 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2020-12-01 16:30:24,031 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2020-12-01 16:30:24,031 INFO L130 BoogieDeclarations]: Found specification of procedure debug_lockdep_rcu_enabled [2020-12-01 16:30:24,031 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_lockdep_rcu_enabled [2020-12-01 16:30:24,032 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2020-12-01 16:30:24,032 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2020-12-01 16:30:24,032 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2020-12-01 16:30:24,032 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2020-12-01 16:30:24,032 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_read_lock_bh [2020-12-01 16:30:24,032 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_read_lock_bh [2020-12-01 16:30:24,033 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_put [2020-12-01 16:30:24,033 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_put [2020-12-01 16:30:24,033 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~C_INT~TO~$Pointer$ [2020-12-01 16:30:24,034 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~C_INT~TO~$Pointer$ [2020-12-01 16:30:24,034 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_push [2020-12-01 16:30:24,034 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_push [2020-12-01 16:30:24,034 INFO L130 BoogieDeclarations]: Found specification of procedure unit_find [2020-12-01 16:30:24,034 INFO L138 BoogieDeclarations]: Found implementation of procedure unit_find [2020-12-01 16:30:24,034 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2020-12-01 16:30:24,035 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2020-12-01 16:30:24,035 INFO L130 BoogieDeclarations]: Found specification of procedure pskb_expand_head [2020-12-01 16:30:24,035 INFO L138 BoogieDeclarations]: Found implementation of procedure pskb_expand_head [2020-12-01 16:30:24,035 INFO L130 BoogieDeclarations]: Found specification of procedure put_unaligned_be16 [2020-12-01 16:30:24,035 INFO L138 BoogieDeclarations]: Found implementation of procedure put_unaligned_be16 [2020-12-01 16:30:24,036 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_return_value [2020-12-01 16:30:24,036 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_return_value [2020-12-01 16:30:24,036 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2020-12-01 16:30:24,037 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2020-12-01 16:30:24,037 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2020-12-01 16:30:24,037 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2020-12-01 16:30:24,038 INFO L130 BoogieDeclarations]: Found specification of procedure init_ppp_file [2020-12-01 16:30:24,038 INFO L138 BoogieDeclarations]: Found implementation of procedure init_ppp_file [2020-12-01 16:30:24,038 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2020-12-01 16:30:24,039 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2020-12-01 16:30:24,039 INFO L130 BoogieDeclarations]: Found specification of procedure skb_peek [2020-12-01 16:30:24,039 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_peek [2020-12-01 16:30:24,039 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_release [2020-12-01 16:30:24,039 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_release [2020-12-01 16:30:24,039 INFO L130 BoogieDeclarations]: Found specification of procedure get_filter [2020-12-01 16:30:24,040 INFO L138 BoogieDeclarations]: Found implementation of procedure get_filter [2020-12-01 16:30:24,040 INFO L130 BoogieDeclarations]: Found specification of procedure __unit_alloc [2020-12-01 16:30:24,040 INFO L138 BoogieDeclarations]: Found implementation of procedure __unit_alloc [2020-12-01 16:30:24,041 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-12-01 16:30:24,041 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2020-12-01 16:30:24,041 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2020-12-01 16:30:24,041 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_empty [2020-12-01 16:30:24,041 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_empty [2020-12-01 16:30:24,041 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-12-01 16:30:24,041 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_dec_and_test [2020-12-01 16:30:24,042 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_dec_and_test [2020-12-01 16:30:24,042 INFO L130 BoogieDeclarations]: Found specification of procedure skb_end_pointer [2020-12-01 16:30:24,043 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_end_pointer [2020-12-01 16:30:24,043 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8 [2020-12-01 16:30:24,043 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2020-12-01 16:30:24,043 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2 [2020-12-01 16:30:24,043 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_blast_assert [2020-12-01 16:30:24,043 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_blast_assert [2020-12-01 16:30:24,044 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-12-01 16:30:24,044 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2020-12-01 16:30:24,044 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2020-12-01 16:30:24,044 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_find_unit [2020-12-01 16:30:24,044 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_find_unit [2020-12-01 16:30:24,044 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2020-12-01 16:30:24,044 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2020-12-01 16:30:24,045 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2020-12-01 16:30:24,045 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2020-12-01 16:30:24,045 INFO L130 BoogieDeclarations]: Found specification of procedure kfree_skb [2020-12-01 16:30:24,046 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree_skb [2020-12-01 16:30:24,046 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8 [2020-12-01 16:30:24,046 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2020-12-01 16:30:24,046 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2020-12-01 16:30:24,047 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab16 [2020-12-01 16:30:24,047 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab16 [2020-12-01 16:30:24,048 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_channel_push [2020-12-01 16:30:24,048 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_channel_push [2020-12-01 16:30:24,048 INFO L130 BoogieDeclarations]: Found specification of procedure sk_run_filter [2020-12-01 16:30:24,048 INFO L138 BoogieDeclarations]: Found implementation of procedure sk_run_filter [2020-12-01 16:30:24,049 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2020-12-01 16:30:24,049 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2020-12-01 16:30:24,050 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2020-12-01 16:30:24,050 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2020-12-01 16:30:24,050 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2020-12-01 16:30:24,050 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2020-12-01 16:30:24,050 INFO L130 BoogieDeclarations]: Found specification of procedure find_compressor [2020-12-01 16:30:24,050 INFO L138 BoogieDeclarations]: Found implementation of procedure find_compressor [2020-12-01 16:30:24,050 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_pernet [2020-12-01 16:30:24,050 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_pernet [2020-12-01 16:30:24,051 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2020-12-01 16:30:24,051 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2020-12-01 16:30:24,051 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_bh [2020-12-01 16:30:24,051 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_bh [2020-12-01 16:30:24,052 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2020-12-01 16:30:24,053 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_from_user [2020-12-01 16:30:24,055 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_pernet_device [2020-12-01 16:30:24,056 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_pernet_device [2020-12-01 16:30:24,056 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2020-12-01 16:30:24,056 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2020-12-01 16:30:24,057 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_disconnect_channel [2020-12-01 16:30:24,057 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_disconnect_channel [2020-12-01 16:30:24,057 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_read_unlock_bh [2020-12-01 16:30:24,057 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_read_unlock_bh [2020-12-01 16:30:24,058 INFO L130 BoogieDeclarations]: Found specification of procedure skb_reserve [2020-12-01 16:30:24,058 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_reserve [2020-12-01 16:30:24,058 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_chrdev [2020-12-01 16:30:24,058 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_chrdev [2020-12-01 16:30:24,065 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2020-12-01 16:30:24,066 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2020-12-01 16:30:24,066 INFO L130 BoogieDeclarations]: Found specification of procedure skb_headroom [2020-12-01 16:30:24,066 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_headroom [2020-12-01 16:30:24,066 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_exit_net [2020-12-01 16:30:24,066 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_exit_net [2020-12-01 16:30:24,066 INFO L130 BoogieDeclarations]: Found specification of procedure slhc_free [2020-12-01 16:30:24,066 INFO L138 BoogieDeclarations]: Found implementation of procedure slhc_free [2020-12-01 16:30:24,067 INFO L130 BoogieDeclarations]: Found specification of procedure get_unaligned_be16 [2020-12-01 16:30:24,067 INFO L138 BoogieDeclarations]: Found implementation of procedure get_unaligned_be16 [2020-12-01 16:30:24,067 INFO L130 BoogieDeclarations]: Found specification of procedure proto_to_npindex [2020-12-01 16:30:24,067 INFO L138 BoogieDeclarations]: Found implementation of procedure proto_to_npindex [2020-12-01 16:30:24,067 INFO L130 BoogieDeclarations]: Found specification of procedure net_generic [2020-12-01 16:30:24,067 INFO L138 BoogieDeclarations]: Found implementation of procedure net_generic [2020-12-01 16:30:24,067 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2020-12-01 16:30:24,067 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2020-12-01 16:30:24,068 INFO L130 BoogieDeclarations]: Found specification of procedure unit_put [2020-12-01 16:30:24,068 INFO L138 BoogieDeclarations]: Found implementation of procedure unit_put [2020-12-01 16:30:24,068 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_purge [2020-12-01 16:30:24,068 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_purge [2020-12-01 16:30:24,068 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2020-12-01 16:30:24,068 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2020-12-01 16:30:24,068 INFO L130 BoogieDeclarations]: Found specification of procedure skb_pull [2020-12-01 16:30:24,068 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_pull [2020-12-01 16:30:24,068 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2020-12-01 16:30:24,069 INFO L130 BoogieDeclarations]: Found specification of procedure net_ratelimit [2020-12-01 16:30:24,069 INFO L138 BoogieDeclarations]: Found implementation of procedure net_ratelimit [2020-12-01 16:30:24,069 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2 [2020-12-01 16:30:24,069 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1 [2020-12-01 16:30:24,069 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8 [2020-12-01 16:30:24,069 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~C_INT [2020-12-01 16:30:24,069 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~C_INT [2020-12-01 16:30:24,069 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_ccp_closed [2020-12-01 16:30:24,070 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_ccp_closed [2020-12-01 16:30:24,070 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_open [2020-12-01 16:30:24,070 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_open [2020-12-01 16:30:24,070 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-12-01 16:30:24,070 INFO L130 BoogieDeclarations]: Found specification of procedure copy_from_user [2020-12-01 16:30:24,070 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_from_user [2020-12-01 16:30:24,070 INFO L130 BoogieDeclarations]: Found specification of procedure __list_add [2020-12-01 16:30:24,070 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_add [2020-12-01 16:30:24,071 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_inc [2020-12-01 16:30:24,071 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_inc [2020-12-01 16:30:24,071 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-12-01 16:30:24,071 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2020-12-01 16:30:24,071 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8 [2020-12-01 16:30:24,071 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2 [2020-12-01 16:30:24,071 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2020-12-01 16:30:24,071 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2020-12-01 16:30:24,072 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4 [2020-12-01 16:30:24,072 INFO L130 BoogieDeclarations]: Found specification of procedure skb_headlen [2020-12-01 16:30:24,072 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_headlen [2020-12-01 16:30:24,072 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_dec [2020-12-01 16:30:24,072 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_dec [2020-12-01 16:30:24,072 INFO L130 BoogieDeclarations]: Found specification of procedure __wake_up [2020-12-01 16:30:24,072 INFO L138 BoogieDeclarations]: Found implementation of procedure __wake_up [2020-12-01 16:30:24,072 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2020-12-01 16:30:24,072 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2020-12-01 16:30:24,073 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_long_read [2020-12-01 16:30:24,073 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_long_read [2020-12-01 16:30:24,073 INFO L130 BoogieDeclarations]: Found specification of procedure list_add [2020-12-01 16:30:24,073 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add [2020-12-01 16:30:24,073 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_tail [2020-12-01 16:30:24,073 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_tail [2020-12-01 16:30:24,073 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2020-12-01 16:30:24,073 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2020-12-01 16:30:24,075 INFO L130 BoogieDeclarations]: Found specification of procedure idr_remove [2020-12-01 16:30:24,075 INFO L138 BoogieDeclarations]: Found implementation of procedure idr_remove [2020-12-01 16:30:24,075 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2020-12-01 16:30:24,075 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2020-12-01 16:30:24,076 INFO L130 BoogieDeclarations]: Found specification of procedure pskb_may_pull [2020-12-01 16:30:24,076 INFO L138 BoogieDeclarations]: Found implementation of procedure pskb_may_pull [2020-12-01 16:30:24,076 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_ccp_peek [2020-12-01 16:30:24,076 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_ccp_peek [2020-12-01 16:30:24,076 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1 [2020-12-01 16:30:24,076 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_destroy_channel [2020-12-01 16:30:24,076 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_destroy_channel [2020-12-01 16:30:24,076 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID [2020-12-01 16:30:24,077 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID [2020-12-01 16:30:24,077 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-12-01 16:30:24,077 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-12-01 16:30:24,077 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_bh [2020-12-01 16:30:24,077 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_bh [2020-12-01 16:30:24,077 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2020-12-01 16:30:24,077 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2020-12-01 16:30:31,296 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !false; [2020-12-01 16:30:31,297 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume false; [2020-12-01 16:30:59,043 WARN L798 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-12-01 16:30:59,048 WARN L798 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-12-01 16:30:59,057 WARN L798 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-12-01 16:30:59,060 WARN L798 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-12-01 16:30:59,072 WARN L798 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-12-01 16:31:58,414 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint L6446: SUMMARY for call ppp_read_#t~ret304.base, ppp_read_#t~ret304.offset := get_current(); srcloc: null [2020-12-01 16:31:58,414 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint L6446-1: ppp_read_~tmp___0~15.base, ppp_read_~tmp___0~15.offset := ppp_read_#t~ret304.base, ppp_read_#t~ret304.offset;havoc ppp_read_#t~ret304.base, ppp_read_#t~ret304.offset;ppp_read_~__ptr~0.base, ppp_read_~__ptr~0.offset := ppp_read_~tmp___0~15.base, ppp_read_~tmp___0~15.offset; [2020-12-01 16:31:58,414 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##437: assume !false; [2020-12-01 16:31:58,414 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##436: assume false; [2020-12-01 16:31:58,415 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint L6528-1: ppp_read_~tmp___6~0.base, ppp_read_~tmp___6~0.offset := ppp_read_#t~ret316.base, ppp_read_#t~ret316.offset;havoc ppp_read_#t~ret316.base, ppp_read_#t~ret316.offset;ppp_read_~__ptr___3~0.base, ppp_read_~__ptr___3~0.offset := ppp_read_~tmp___6~0.base, ppp_read_~tmp___6~0.offset; [2020-12-01 16:31:58,415 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint L6528: SUMMARY for call ppp_read_#t~ret316.base, ppp_read_#t~ret316.offset := get_current(); srcloc: null [2020-12-01 16:31:58,415 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##261: assume !false; [2020-12-01 16:31:58,415 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##260: assume false; [2020-12-01 16:31:58,415 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##265: assume !false; [2020-12-01 16:31:58,416 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##264: assume false; [2020-12-01 16:31:58,416 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##271: assume !false; [2020-12-01 16:31:58,416 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##270: assume false; [2020-12-01 16:31:58,416 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##279: assume false; [2020-12-01 16:31:58,416 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##280: assume !false; [2020-12-01 16:31:58,417 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##206: assume !false; [2020-12-01 16:31:58,417 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##205: assume false; [2020-12-01 16:31:58,417 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##209: assume false; [2020-12-01 16:31:58,417 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##210: assume !false; [2020-12-01 16:31:58,417 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##317: assume false; [2020-12-01 16:31:58,418 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##318: assume !false; [2020-12-01 16:31:58,418 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##324: assume !false; [2020-12-01 16:31:58,418 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##323: assume false; [2020-12-01 16:31:58,418 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##173: assume !false; [2020-12-01 16:31:58,418 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##172: assume false; [2020-12-01 16:31:58,419 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##64: assume !false; [2020-12-01 16:31:58,419 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##63: assume false; [2020-12-01 16:31:58,419 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##43: assume !false; [2020-12-01 16:31:58,419 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##42: assume false; [2020-12-01 16:31:58,419 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##127: assume !false; [2020-12-01 16:31:58,419 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##131: assume !false; [2020-12-01 16:31:58,420 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##30: assume !false; [2020-12-01 16:31:58,420 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##130: assume false; [2020-12-01 16:31:58,420 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##29: assume false; [2020-12-01 16:31:58,420 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##158: assume !false; [2020-12-01 16:31:58,420 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##157: assume false; [2020-12-01 16:31:58,420 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##164: assume !false; [2020-12-01 16:31:58,421 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##163: assume false; [2020-12-01 16:31:58,421 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##329: assume false; [2020-12-01 16:31:58,421 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##330: assume !false; [2020-12-01 16:31:58,421 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##338: assume !false; [2020-12-01 16:31:58,421 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##337: assume false; [2020-12-01 16:31:58,422 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##126: assume false; [2020-12-01 16:31:58,422 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##367: assume !false; [2020-12-01 16:31:58,422 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##366: assume false; [2020-12-01 16:31:58,503 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.NullPointerException at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.addCallTransitionAndReturnTransition(CfgBuilder.java:413) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:272) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$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) [2020-12-01 16:31:58,507 INFO L168 Benchmark]: Toolchain (without parser) took 99943.57 ms. Allocated memory was 56.6 MB in the beginning and 1.1 GB in the end (delta: 1.0 GB). Free memory was 21.9 MB in the beginning and 866.0 MB in the end (delta: -844.1 MB). Peak memory consumption was 706.8 MB. Max. memory is 16.1 GB. [2020-12-01 16:31:58,508 INFO L168 Benchmark]: CDTParser took 0.27 ms. Allocated memory is still 56.6 MB. Free memory was 38.3 MB in the beginning and 38.3 MB in the end (delta: 29.3 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-12-01 16:31:58,509 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4641.10 ms. Allocated memory was 56.6 MB in the beginning and 211.8 MB in the end (delta: 155.2 MB). Free memory was 21.7 MB in the beginning and 102.7 MB in the end (delta: -81.0 MB). Peak memory consumption was 99.6 MB. Max. memory is 16.1 GB. [2020-12-01 16:31:58,509 INFO L168 Benchmark]: Boogie Procedure Inliner took 347.63 ms. Allocated memory is still 211.8 MB. Free memory was 102.7 MB in the beginning and 78.6 MB in the end (delta: 24.1 MB). Peak memory consumption was 23.1 MB. Max. memory is 16.1 GB. [2020-12-01 16:31:58,510 INFO L168 Benchmark]: Boogie Preprocessor took 388.67 ms. Allocated memory was 211.8 MB in the beginning and 423.6 MB in the end (delta: 211.8 MB). Free memory was 78.6 MB in the beginning and 328.8 MB in the end (delta: -250.2 MB). Peak memory consumption was 14.8 MB. Max. memory is 16.1 GB. [2020-12-01 16:31:58,511 INFO L168 Benchmark]: RCFGBuilder took 94560.71 ms. Allocated memory was 423.6 MB in the beginning and 1.1 GB in the end (delta: 643.8 MB). Free memory was 328.8 MB in the beginning and 866.0 MB in the end (delta: -537.2 MB). Peak memory consumption was 646.9 MB. Max. memory is 16.1 GB. [2020-12-01 16:31:58,515 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27 ms. Allocated memory is still 56.6 MB. Free memory was 38.3 MB in the beginning and 38.3 MB in the end (delta: 29.3 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 4641.10 ms. Allocated memory was 56.6 MB in the beginning and 211.8 MB in the end (delta: 155.2 MB). Free memory was 21.7 MB in the beginning and 102.7 MB in the end (delta: -81.0 MB). Peak memory consumption was 99.6 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 347.63 ms. Allocated memory is still 211.8 MB. Free memory was 102.7 MB in the beginning and 78.6 MB in the end (delta: 24.1 MB). Peak memory consumption was 23.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 388.67 ms. Allocated memory was 211.8 MB in the beginning and 423.6 MB in the end (delta: 211.8 MB). Free memory was 78.6 MB in the beginning and 328.8 MB in the end (delta: -250.2 MB). Peak memory consumption was 14.8 MB. Max. memory is 16.1 GB. * RCFGBuilder took 94560.71 ms. Allocated memory was 423.6 MB in the beginning and 1.1 GB in the end (delta: 643.8 MB). Free memory was 328.8 MB in the beginning and 866.0 MB in the end (delta: -537.2 MB). Peak memory consumption was 646.9 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: NullPointerException: null de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: NullPointerException: null: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.addCallTransitionAndReturnTransition(CfgBuilder.java:413) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...