java -ea -Xmx8000000000 -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc ../../../trunk/examples/toolchains/C-BIN-BPP-RCFG.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-64bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/ldv-linux-3.16-rc1/205_9a_array_safes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--wan--lapbether.ko-entry_point_true-unreach-call.cil.out.c -------------------------------------------------------------------------------- This is Ultimate 0.1.23-078a9b7 [2018-11-22 03:37:26,952 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-22 03:37:26,954 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-22 03:37:26,966 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-22 03:37:26,967 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-22 03:37:26,968 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-22 03:37:26,969 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-22 03:37:26,971 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-22 03:37:26,972 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-22 03:37:26,973 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-22 03:37:26,974 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-22 03:37:26,974 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-22 03:37:26,975 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-22 03:37:26,976 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-22 03:37:26,977 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-22 03:37:26,978 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-22 03:37:26,979 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-22 03:37:26,981 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-22 03:37:26,983 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-22 03:37:26,985 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-22 03:37:26,986 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-22 03:37:26,987 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-22 03:37:26,990 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-22 03:37:26,990 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-22 03:37:26,990 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-22 03:37:26,991 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-22 03:37:26,992 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-22 03:37:26,993 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-22 03:37:26,994 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-22 03:37:26,995 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-22 03:37:26,996 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-22 03:37:26,996 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-22 03:37:26,996 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-22 03:37:26,997 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-22 03:37:26,998 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-22 03:37:26,998 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-22 03:37:26,999 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-64bit-Automizer_Default.epf [2018-11-22 03:37:27,014 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-22 03:37:27,014 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-22 03:37:27,015 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-22 03:37:27,015 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-11-22 03:37:27,016 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-22 03:37:27,016 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-22 03:37:27,016 INFO L133 SettingsManager]: * Use SBE=true [2018-11-22 03:37:27,017 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-22 03:37:27,017 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-22 03:37:27,017 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-22 03:37:27,017 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-22 03:37:27,017 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-22 03:37:27,018 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-22 03:37:27,018 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-22 03:37:27,018 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-22 03:37:27,018 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-22 03:37:27,018 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-22 03:37:27,019 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-22 03:37:27,019 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-22 03:37:27,019 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-22 03:37:27,019 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-22 03:37:27,019 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-22 03:37:27,020 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-22 03:37:27,020 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-22 03:37:27,020 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-22 03:37:27,020 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-22 03:37:27,020 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-22 03:37:27,020 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-11-22 03:37:27,021 INFO L133 SettingsManager]: * To the following directory=dump/ [2018-11-22 03:37:27,065 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-22 03:37:27,085 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-22 03:37:27,090 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-22 03:37:27,091 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-22 03:37:27,092 INFO L276 PluginConnector]: CDTParser initialized [2018-11-22 03:37:27,093 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-linux-3.16-rc1/205_9a_array_safes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--wan--lapbether.ko-entry_point_true-unreach-call.cil.out.c [2018-11-22 03:37:27,160 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/892bce0d8/6aa355b15b8c499d9e1420a9db23663b/FLAGde3b8f680 [2018-11-22 03:37:27,917 INFO L307 CDTParser]: Found 1 translation units. [2018-11-22 03:37:27,918 INFO L161 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-linux-3.16-rc1/205_9a_array_safes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--wan--lapbether.ko-entry_point_true-unreach-call.cil.out.c [2018-11-22 03:37:27,972 INFO L355 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/892bce0d8/6aa355b15b8c499d9e1420a9db23663b/FLAGde3b8f680 [2018-11-22 03:37:28,439 INFO L363 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/892bce0d8/6aa355b15b8c499d9e1420a9db23663b [2018-11-22 03:37:28,451 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-22 03:37:28,452 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-11-22 03:37:28,454 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-22 03:37:28,454 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-22 03:37:28,459 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-22 03:37:28,461 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 03:37:28" (1/1) ... [2018-11-22 03:37:28,464 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2ea5fdf1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 03:37:28, skipping insertion in model container [2018-11-22 03:37:28,465 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 03:37:28" (1/1) ... [2018-11-22 03:37:28,476 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-22 03:37:28,633 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-22 03:37:30,552 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-22 03:37:30,583 INFO L191 MainTranslator]: Completed pre-run [2018-11-22 03:37:30,908 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-22 03:37:31,095 INFO L195 MainTranslator]: Completed translation [2018-11-22 03:37:31,096 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 03:37:31 WrapperNode [2018-11-22 03:37:31,096 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-22 03:37:31,099 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-22 03:37:31,099 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-22 03:37:31,099 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-22 03:37:31,109 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 03:37:31" (1/1) ... [2018-11-22 03:37:31,194 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 03:37:31" (1/1) ... [2018-11-22 03:37:31,213 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-22 03:37:31,214 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-22 03:37:31,214 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-22 03:37:31,214 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-22 03:37:31,227 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 03:37:31" (1/1) ... [2018-11-22 03:37:31,227 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 03:37:31" (1/1) ... [2018-11-22 03:37:31,249 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 03:37:31" (1/1) ... [2018-11-22 03:37:31,249 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 03:37:31" (1/1) ... [2018-11-22 03:37:31,391 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 03:37:31" (1/1) ... [2018-11-22 03:37:31,424 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 03:37:31" (1/1) ... [2018-11-22 03:37:31,457 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 03:37:31" (1/1) ... [2018-11-22 03:37:31,483 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-22 03:37:31,483 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-22 03:37:31,484 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-22 03:37:31,484 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-22 03:37:31,485 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 03:37:31" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (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:2000 [2018-11-22 03:37:31,561 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ndo_uninit_3 [2018-11-22 03:37:31,562 INFO L130 BoogieDeclarations]: Found specification of procedure lapbeth_init_driver [2018-11-22 03:37:31,562 INFO L138 BoogieDeclarations]: Found implementation of procedure lapbeth_init_driver [2018-11-22 03:37:31,562 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2018-11-22 03:37:31,562 INFO L130 BoogieDeclarations]: Found specification of procedure lapb_disconnect_request [2018-11-22 03:37:31,563 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_set_init [2018-11-22 03:37:31,563 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_set_init [2018-11-22 03:37:31,563 INFO L130 BoogieDeclarations]: Found specification of procedure strncmp [2018-11-22 03:37:31,563 INFO L130 BoogieDeclarations]: Found specification of procedure dev_put [2018-11-22 03:37:31,564 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_put [2018-11-22 03:37:31,564 INFO L130 BoogieDeclarations]: Found specification of procedure __rcu_read_lock [2018-11-22 03:37:31,564 INFO L138 BoogieDeclarations]: Found implementation of procedure __rcu_read_lock [2018-11-22 03:37:31,564 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~$Pointer$~X~$Pointer$~X~int~TO~int [2018-11-22 03:37:31,566 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~$Pointer$~X~$Pointer$~X~int~TO~int [2018-11-22 03:37:31,567 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-22 03:37:31,567 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_consume_skb_5 [2018-11-22 03:37:31,567 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_consume_skb_5 [2018-11-22 03:37:31,567 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_lapb_register_struct_4 [2018-11-22 03:37:31,567 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_lapb_register_struct_4 [2018-11-22 03:37:31,569 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_alloc_skb_18 [2018-11-22 03:37:31,569 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_alloc_skb_18 [2018-11-22 03:37:31,569 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2018-11-22 03:37:31,569 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2018-11-22 03:37:31,569 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2018-11-22 03:37:31,570 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2018-11-22 03:37:31,570 INFO L130 BoogieDeclarations]: Found specification of procedure dev_queue_xmit [2018-11-22 03:37:31,570 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-11-22 03:37:31,570 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_net_device_ops_3 [2018-11-22 03:37:31,570 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_net_device_ops_3 [2018-11-22 03:37:31,570 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2018-11-22 03:37:31,571 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2018-11-22 03:37:31,571 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2018-11-22 03:37:31,571 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2018-11-22 03:37:31,571 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_lockdep_current_cpu_online [2018-11-22 03:37:31,571 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2018-11-22 03:37:31,572 INFO L130 BoogieDeclarations]: Found specification of procedure skb_headroom [2018-11-22 03:37:31,572 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_headroom [2018-11-22 03:37:31,572 INFO L130 BoogieDeclarations]: Found specification of procedure skb_push [2018-11-22 03:37:31,572 INFO L130 BoogieDeclarations]: Found specification of procedure skb_clone [2018-11-22 03:37:31,572 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2018-11-22 03:37:31,572 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2018-11-22 03:37:31,573 INFO L130 BoogieDeclarations]: Found specification of procedure debug_lockdep_rcu_enabled [2018-11-22 03:37:31,573 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_free [2018-11-22 03:37:31,573 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_free [2018-11-22 03:37:31,573 INFO L130 BoogieDeclarations]: Found specification of procedure skb_cloned [2018-11-22 03:37:31,573 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_cloned [2018-11-22 03:37:31,574 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_size_call_parameter [2018-11-22 03:37:31,574 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2018-11-22 03:37:31,574 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2018-11-22 03:37:31,575 INFO L130 BoogieDeclarations]: Found specification of procedure skb_trim [2018-11-22 03:37:31,575 INFO L130 BoogieDeclarations]: Found specification of procedure list_del_rcu [2018-11-22 03:37:31,575 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del_rcu [2018-11-22 03:37:31,575 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_is_watching [2018-11-22 03:37:31,575 INFO L130 BoogieDeclarations]: Found specification of procedure dev_hold [2018-11-22 03:37:31,575 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_hold [2018-11-22 03:37:31,576 INFO L130 BoogieDeclarations]: Found specification of procedure dev_close [2018-11-22 03:37:31,576 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_read_lock_held [2018-11-22 03:37:31,576 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_read_lock_held [2018-11-22 03:37:31,576 INFO L130 BoogieDeclarations]: Found specification of procedure rtnl_unlock [2018-11-22 03:37:31,576 INFO L130 BoogieDeclarations]: Found specification of procedure register_netdevice [2018-11-22 03:37:31,577 INFO L130 BoogieDeclarations]: Found specification of procedure skb_cow [2018-11-22 03:37:31,577 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_cow [2018-11-22 03:37:31,577 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_netdevice_notifier [2018-11-22 03:37:31,577 INFO L130 BoogieDeclarations]: Found specification of procedure lapbeth_disconnected [2018-11-22 03:37:31,577 INFO L138 BoogieDeclarations]: Found implementation of procedure lapbeth_disconnected [2018-11-22 03:37:31,577 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_alloc [2018-11-22 03:37:31,578 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_alloc [2018-11-22 03:37:31,578 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2018-11-22 03:37:31,578 INFO L130 BoogieDeclarations]: Found specification of procedure lapbeth_data_transmit [2018-11-22 03:37:31,578 INFO L138 BoogieDeclarations]: Found implementation of procedure lapbeth_data_transmit [2018-11-22 03:37:31,578 INFO L130 BoogieDeclarations]: Found specification of procedure dump_stack [2018-11-22 03:37:31,579 INFO L130 BoogieDeclarations]: Found specification of procedure lapbeth_data_indication [2018-11-22 03:37:31,579 INFO L138 BoogieDeclarations]: Found implementation of procedure lapbeth_data_indication [2018-11-22 03:37:31,579 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_netdevice_queue [2018-11-22 03:37:31,580 INFO L130 BoogieDeclarations]: Found specification of procedure skb_share_check [2018-11-22 03:37:31,580 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_share_check [2018-11-22 03:37:31,580 INFO L130 BoogieDeclarations]: Found specification of procedure __might_sleep [2018-11-22 03:37:31,580 INFO L130 BoogieDeclarations]: Found specification of procedure register_netdevice_notifier [2018-11-22 03:37:31,580 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-11-22 03:37:31,580 INFO L130 BoogieDeclarations]: Found specification of procedure pskb_expand_head [2018-11-22 03:37:31,581 INFO L130 BoogieDeclarations]: Found specification of procedure __rcu_read_unlock [2018-11-22 03:37:31,581 INFO L138 BoogieDeclarations]: Found implementation of procedure __rcu_read_unlock [2018-11-22 03:37:31,581 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2018-11-22 03:37:31,581 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2018-11-22 03:37:31,581 INFO L130 BoogieDeclarations]: Found specification of procedure skb_pull [2018-11-22 03:37:31,582 INFO L130 BoogieDeclarations]: Found specification of procedure skb_shared [2018-11-22 03:37:31,584 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_shared [2018-11-22 03:37:31,584 INFO L130 BoogieDeclarations]: Found specification of procedure lock_release [2018-11-22 03:37:31,584 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2018-11-22 03:37:31,584 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2018-11-22 03:37:31,584 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2018-11-22 03:37:31,585 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2018-11-22 03:37:31,585 INFO L130 BoogieDeclarations]: Found specification of procedure dev_hard_header [2018-11-22 03:37:31,585 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_hard_header [2018-11-22 03:37:31,585 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_netdev_mqs [2018-11-22 03:37:31,585 INFO L130 BoogieDeclarations]: Found specification of procedure dev_is_ethdev [2018-11-22 03:37:31,586 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_is_ethdev [2018-11-22 03:37:31,586 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ndo_init_3 [2018-11-22 03:37:31,586 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2018-11-22 03:37:31,586 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2018-11-22 03:37:31,586 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_netif_rx_21 [2018-11-22 03:37:31,586 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_netif_rx_21 [2018-11-22 03:37:31,587 INFO L130 BoogieDeclarations]: Found specification of procedure lapbeth_set_mac_address [2018-11-22 03:37:31,588 INFO L138 BoogieDeclarations]: Found implementation of procedure lapbeth_set_mac_address [2018-11-22 03:37:31,588 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_read_lock [2018-11-22 03:37:31,588 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_read_lock [2018-11-22 03:37:31,588 INFO L130 BoogieDeclarations]: Found specification of procedure __preempt_count_sub [2018-11-22 03:37:31,588 INFO L138 BoogieDeclarations]: Found implementation of procedure __preempt_count_sub [2018-11-22 03:37:31,589 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2018-11-22 03:37:31,589 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2018-11-22 03:37:31,589 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-22 03:37:31,589 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-22 03:37:31,589 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_notifier_info_to_dev [2018-11-22 03:37:31,589 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_notifier_info_to_dev [2018-11-22 03:37:31,590 INFO L130 BoogieDeclarations]: Found specification of procedure __skb_cow [2018-11-22 03:37:31,590 INFO L138 BoogieDeclarations]: Found implementation of procedure __skb_cow [2018-11-22 03:37:31,590 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_free_int [2018-11-22 03:37:31,590 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_free_int [2018-11-22 03:37:31,590 INFO L130 BoogieDeclarations]: Found specification of procedure lock_acquire [2018-11-22 03:37:31,590 INFO L130 BoogieDeclarations]: Found specification of procedure lapb_data_request [2018-11-22 03:37:31,591 INFO L130 BoogieDeclarations]: Found specification of procedure x25_type_trans [2018-11-22 03:37:31,591 INFO L138 BoogieDeclarations]: Found implementation of procedure x25_type_trans [2018-11-22 03:37:31,591 INFO L130 BoogieDeclarations]: Found specification of procedure dev_net [2018-11-22 03:37:31,591 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_net [2018-11-22 03:37:31,591 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-22 03:37:31,591 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-22 03:37:31,592 INFO L130 BoogieDeclarations]: Found specification of procedure netif_start_queue [2018-11-22 03:37:31,592 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_start_queue [2018-11-22 03:37:31,593 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_netif_rx_19 [2018-11-22 03:37:31,593 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_netif_rx_19 [2018-11-22 03:37:31,593 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2018-11-22 03:37:31,593 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_rcu_suspicious [2018-11-22 03:37:31,593 INFO L130 BoogieDeclarations]: Found specification of procedure __preempt_count_add [2018-11-22 03:37:31,593 INFO L138 BoogieDeclarations]: Found implementation of procedure __preempt_count_add [2018-11-22 03:37:31,594 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_netif_rx_16 [2018-11-22 03:37:31,594 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_netif_rx_16 [2018-11-22 03:37:31,594 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2018-11-22 03:37:31,594 INFO L130 BoogieDeclarations]: Found specification of procedure lapbeth_new_device [2018-11-22 03:37:31,594 INFO L138 BoogieDeclarations]: Found implementation of procedure lapbeth_new_device [2018-11-22 03:37:31,594 INFO L130 BoogieDeclarations]: Found specification of procedure lapb_data_received [2018-11-22 03:37:31,594 INFO L130 BoogieDeclarations]: Found specification of procedure read_pnet [2018-11-22 03:37:31,596 INFO L138 BoogieDeclarations]: Found implementation of procedure read_pnet [2018-11-22 03:37:31,596 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_lock_release [2018-11-22 03:37:31,596 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_lock_release [2018-11-22 03:37:31,596 INFO L130 BoogieDeclarations]: Found specification of procedure lapbeth_get_x25_dev [2018-11-22 03:37:31,596 INFO L138 BoogieDeclarations]: Found implementation of procedure lapbeth_get_x25_dev [2018-11-22 03:37:31,597 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_set_add [2018-11-22 03:37:31,597 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_set_add [2018-11-22 03:37:31,597 INFO L130 BoogieDeclarations]: Found specification of procedure skb_headlen [2018-11-22 03:37:31,597 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_headlen [2018-11-22 03:37:31,597 INFO L130 BoogieDeclarations]: Found specification of procedure lapbeth_rcv [2018-11-22 03:37:31,597 INFO L138 BoogieDeclarations]: Found implementation of procedure lapbeth_rcv [2018-11-22 03:37:31,597 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2018-11-22 03:37:31,599 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2018-11-22 03:37:31,599 INFO L130 BoogieDeclarations]: Found specification of procedure lapbeth_close [2018-11-22 03:37:31,599 INFO L138 BoogieDeclarations]: Found implementation of procedure lapbeth_close [2018-11-22 03:37:31,599 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_stop_queue [2018-11-22 03:37:31,599 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_stop_queue [2018-11-22 03:37:31,599 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2018-11-22 03:37:31,599 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_set_is_empty [2018-11-22 03:37:31,600 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_set_is_empty [2018-11-22 03:37:31,600 INFO L130 BoogieDeclarations]: Found specification of procedure rtnl_lock [2018-11-22 03:37:31,600 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_set_remove [2018-11-22 03:37:31,600 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_set_remove [2018-11-22 03:37:31,600 INFO L130 BoogieDeclarations]: Found specification of procedure __list_del_entry [2018-11-22 03:37:31,600 INFO L130 BoogieDeclarations]: Found specification of procedure skb_end_pointer [2018-11-22 03:37:31,601 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_end_pointer [2018-11-22 03:37:31,601 INFO L130 BoogieDeclarations]: Found specification of procedure lapbeth_open [2018-11-22 03:37:31,601 INFO L138 BoogieDeclarations]: Found implementation of procedure lapbeth_open [2018-11-22 03:37:31,601 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_lock_acquire [2018-11-22 03:37:31,601 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_lock_acquire [2018-11-22 03:37:31,601 INFO L130 BoogieDeclarations]: Found specification of procedure rtnl_is_locked [2018-11-22 03:37:31,602 INFO L130 BoogieDeclarations]: Found specification of procedure __pskb_pull_tail [2018-11-22 03:37:31,602 INFO L130 BoogieDeclarations]: Found specification of procedure lapbeth_connected [2018-11-22 03:37:31,602 INFO L138 BoogieDeclarations]: Found implementation of procedure lapbeth_connected [2018-11-22 03:37:31,602 INFO L130 BoogieDeclarations]: Found specification of procedure lapb_register [2018-11-22 03:37:31,602 INFO L130 BoogieDeclarations]: Found specification of procedure lapbeth_cleanup_driver [2018-11-22 03:37:31,602 INFO L138 BoogieDeclarations]: Found implementation of procedure lapbeth_cleanup_driver [2018-11-22 03:37:31,603 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-22 03:37:31,603 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kfree_skb_6 [2018-11-22 03:37:31,603 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kfree_skb_6 [2018-11-22 03:37:31,603 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kfree_skb_15 [2018-11-22 03:37:31,603 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kfree_skb_15 [2018-11-22 03:37:31,604 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2018-11-22 03:37:31,604 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kfree_skb_14 [2018-11-22 03:37:31,604 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kfree_skb_14 [2018-11-22 03:37:31,604 INFO L130 BoogieDeclarations]: Found specification of procedure lapbeth_device_event [2018-11-22 03:37:31,604 INFO L138 BoogieDeclarations]: Found implementation of procedure lapbeth_device_event [2018-11-22 03:37:31,604 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kfree_skb_17 [2018-11-22 03:37:31,605 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kfree_skb_17 [2018-11-22 03:37:31,605 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2018-11-22 03:37:31,605 INFO L130 BoogieDeclarations]: Found specification of procedure dev_remove_pack [2018-11-22 03:37:31,605 INFO L130 BoogieDeclarations]: Found specification of procedure __list_add_rcu [2018-11-22 03:37:31,605 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2018-11-22 03:37:31,605 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_successful_zalloc [2018-11-22 03:37:31,606 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_successful_zalloc [2018-11-22 03:37:31,606 INFO L130 BoogieDeclarations]: Found specification of procedure lapbeth_free_device [2018-11-22 03:37:31,606 INFO L138 BoogieDeclarations]: Found implementation of procedure lapbeth_free_device [2018-11-22 03:37:31,606 INFO L130 BoogieDeclarations]: Found specification of procedure dev_add_pack [2018-11-22 03:37:31,606 INFO L130 BoogieDeclarations]: Found specification of procedure lock_is_held [2018-11-22 03:37:31,606 INFO L130 BoogieDeclarations]: Found specification of procedure lapb_connect_request [2018-11-22 03:37:31,607 INFO L130 BoogieDeclarations]: Found specification of procedure pskb_may_pull [2018-11-22 03:37:31,607 INFO L138 BoogieDeclarations]: Found implementation of procedure pskb_may_pull [2018-11-22 03:37:31,607 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2018-11-22 03:37:31,607 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2018-11-22 03:37:31,607 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2018-11-22 03:37:31,607 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2018-11-22 03:37:31,608 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2018-11-22 03:37:31,608 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2018-11-22 03:37:31,608 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_read_unlock [2018-11-22 03:37:31,608 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_read_unlock [2018-11-22 03:37:31,608 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2018-11-22 03:37:31,609 INFO L130 BoogieDeclarations]: Found specification of procedure lapbeth_xmit [2018-11-22 03:37:31,610 INFO L138 BoogieDeclarations]: Found implementation of procedure lapbeth_xmit [2018-11-22 03:37:31,610 INFO L130 BoogieDeclarations]: Found specification of procedure skb_reset_mac_header [2018-11-22 03:37:31,611 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_reset_mac_header [2018-11-22 03:37:31,611 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_netdevice [2018-11-22 03:37:31,611 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_netdevice [2018-11-22 03:37:31,611 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2018-11-22 03:37:31,611 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2018-11-22 03:37:31,611 INFO L130 BoogieDeclarations]: Found specification of procedure lapb_unregister [2018-11-22 03:37:31,614 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_probe_4 [2018-11-22 03:37:31,614 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-22 03:37:31,614 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-22 03:37:31,614 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_rcu [2018-11-22 03:37:31,614 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_rcu [2018-11-22 03:37:39,038 INFO L271 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-22 03:37:39,039 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 03:37:39 BoogieIcfgContainer [2018-11-22 03:37:39,039 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-22 03:37:39,042 INFO L168 Benchmark]: Toolchain (without parser) took 10590.80 ms. Allocated memory was 1.5 GB in the beginning and 2.4 GB in the end (delta: 919.1 MB). Free memory was 1.4 GB in the beginning and 2.3 GB in the end (delta: -953.0 MB). Peak memory consumption was 629.9 MB. Max. memory is 7.1 GB. [2018-11-22 03:37:39,045 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-11-22 03:37:39,045 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2644.33 ms. Allocated memory was 1.5 GB in the beginning and 2.3 GB in the end (delta: 747.1 MB). Free memory was 1.4 GB in the beginning and 2.1 GB in the end (delta: -682.5 MB). Peak memory consumption was 125.6 MB. Max. memory is 7.1 GB. [2018-11-22 03:37:39,046 INFO L168 Benchmark]: Boogie Procedure Inliner took 115.16 ms. Allocated memory is still 2.3 GB. Free memory is still 2.1 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-11-22 03:37:39,047 INFO L168 Benchmark]: Boogie Preprocessor took 269.03 ms. Allocated memory is still 2.3 GB. Free memory was 2.1 GB in the beginning and 2.0 GB in the end (delta: 27.6 MB). Peak memory consumption was 27.6 MB. Max. memory is 7.1 GB. [2018-11-22 03:37:39,048 INFO L168 Benchmark]: RCFGBuilder took 7555.93 ms. Allocated memory was 2.3 GB in the beginning and 2.4 GB in the end (delta: 172.0 MB). Free memory was 2.0 GB in the beginning and 2.3 GB in the end (delta: -298.2 MB). Peak memory consumption was 537.7 MB. Max. memory is 7.1 GB. [2018-11-22 03:37:39,052 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - GenericResult: Assertions are enabled Assertions are enabled - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 2644.33 ms. Allocated memory was 1.5 GB in the beginning and 2.3 GB in the end (delta: 747.1 MB). Free memory was 1.4 GB in the beginning and 2.1 GB in the end (delta: -682.5 MB). Peak memory consumption was 125.6 MB. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 115.16 ms. Allocated memory is still 2.3 GB. Free memory is still 2.1 GB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Preprocessor took 269.03 ms. Allocated memory is still 2.3 GB. Free memory was 2.1 GB in the beginning and 2.0 GB in the end (delta: 27.6 MB). Peak memory consumption was 27.6 MB. Max. memory is 7.1 GB. * RCFGBuilder took 7555.93 ms. Allocated memory was 2.3 GB in the beginning and 2.4 GB in the end (delta: 172.0 MB). Free memory was 2.0 GB in the beginning and 2.3 GB in the end (delta: -298.2 MB). Peak memory consumption was 537.7 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...