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_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--ppp--ppp_synctty.ko-entry_point_false-unreach-call.cil.out.c -------------------------------------------------------------------------------- This is Ultimate 0.1.23-aa41828 [2018-11-22 23:48:41,743 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-22 23:48:41,745 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-22 23:48:41,762 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-22 23:48:41,763 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-22 23:48:41,765 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-22 23:48:41,766 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-22 23:48:41,770 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-22 23:48:41,771 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-22 23:48:41,772 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-22 23:48:41,775 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-22 23:48:41,775 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-22 23:48:41,776 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-22 23:48:41,777 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-22 23:48:41,780 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-22 23:48:41,787 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-22 23:48:41,787 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-22 23:48:41,793 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-22 23:48:41,795 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-22 23:48:41,800 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-22 23:48:41,802 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-22 23:48:41,804 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-22 23:48:41,808 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-22 23:48:41,808 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-22 23:48:41,808 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-22 23:48:41,810 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-22 23:48:41,810 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-22 23:48:41,811 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-22 23:48:41,812 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-22 23:48:41,813 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-22 23:48:41,813 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-22 23:48:41,814 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-22 23:48:41,814 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-22 23:48:41,814 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-22 23:48:41,815 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-22 23:48:41,816 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-22 23:48:41,816 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 23:48:41,831 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-22 23:48:41,831 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-22 23:48:41,832 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-22 23:48:41,832 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-11-22 23:48:41,833 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-22 23:48:41,833 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-22 23:48:41,833 INFO L133 SettingsManager]: * Use SBE=true [2018-11-22 23:48:41,834 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-22 23:48:41,834 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-22 23:48:41,834 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-22 23:48:41,834 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-22 23:48:41,834 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-22 23:48:41,835 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-22 23:48:41,835 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-22 23:48:41,835 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-22 23:48:41,835 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-22 23:48:41,835 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-22 23:48:41,836 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-22 23:48:41,836 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-22 23:48:41,836 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-22 23:48:41,836 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-22 23:48:41,836 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-22 23:48:41,837 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-22 23:48:41,837 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-22 23:48:41,837 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-22 23:48:41,837 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-22 23:48:41,837 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-22 23:48:41,838 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-11-22 23:48:41,838 INFO L133 SettingsManager]: * To the following directory=dump/ [2018-11-22 23:48:41,883 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-22 23:48:41,899 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-22 23:48:41,904 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-22 23:48:41,907 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-22 23:48:41,907 INFO L276 PluginConnector]: CDTParser initialized [2018-11-22 23:48:41,908 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--ppp--ppp_synctty.ko-entry_point_false-unreach-call.cil.out.c [2018-11-22 23:48:41,975 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ee8f61ad4/6b18b31a835e41339dd5e5c7dca71734/FLAGc4789de2c [2018-11-22 23:48:42,832 INFO L307 CDTParser]: Found 1 translation units. [2018-11-22 23:48:42,833 INFO L161 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--ppp--ppp_synctty.ko-entry_point_false-unreach-call.cil.out.c [2018-11-22 23:48:42,870 INFO L355 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ee8f61ad4/6b18b31a835e41339dd5e5c7dca71734/FLAGc4789de2c [2018-11-22 23:48:43,306 INFO L363 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ee8f61ad4/6b18b31a835e41339dd5e5c7dca71734 [2018-11-22 23:48:43,321 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-22 23:48:43,323 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-11-22 23:48:43,324 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-22 23:48:43,324 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-22 23:48:43,330 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-22 23:48:43,331 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 11:48:43" (1/1) ... [2018-11-22 23:48:43,335 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@70766810 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:48:43, skipping insertion in model container [2018-11-22 23:48:43,335 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 11:48:43" (1/1) ... [2018-11-22 23:48:43,346 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-22 23:48:43,498 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-22 23:48:45,387 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-22 23:48:45,414 INFO L191 MainTranslator]: Completed pre-run [2018-11-22 23:48:45,745 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-22 23:48:45,922 INFO L195 MainTranslator]: Completed translation [2018-11-22 23:48:45,923 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:48:45 WrapperNode [2018-11-22 23:48:45,923 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-22 23:48:45,924 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-22 23:48:45,924 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-22 23:48:45,924 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-22 23:48:45,935 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:48:45" (1/1) ... [2018-11-22 23:48:46,015 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:48:45" (1/1) ... [2018-11-22 23:48:46,042 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-22 23:48:46,043 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-22 23:48:46,043 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-22 23:48:46,043 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-22 23:48:46,055 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:48:45" (1/1) ... [2018-11-22 23:48:46,056 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:48:45" (1/1) ... [2018-11-22 23:48:46,088 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:48:45" (1/1) ... [2018-11-22 23:48:46,089 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:48:45" (1/1) ... [2018-11-22 23:48:46,222 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:48:45" (1/1) ... [2018-11-22 23:48:46,252 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:48:45" (1/1) ... [2018-11-22 23:48:46,273 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:48:45" (1/1) ... [2018-11-22 23:48:46,295 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-22 23:48:46,296 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-22 23:48:46,296 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-22 23:48:46,296 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-22 23:48:46,297 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:48:45" (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 23:48:46,362 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_consume_skb_17 [2018-11-22 23:48:46,362 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_consume_skb_17 [2018-11-22 23:48:46,363 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_set [2018-11-22 23:48:46,363 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_set [2018-11-22 23:48:46,363 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2018-11-22 23:48:46,363 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_alloc_skb_15 [2018-11-22 23:48:46,363 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_alloc_skb_15 [2018-11-22 23:48:46,364 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_sync_poll [2018-11-22 23:48:46,364 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_sync_poll [2018-11-22 23:48:46,364 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_bh [2018-11-22 23:48:46,364 INFO L130 BoogieDeclarations]: Found specification of procedure skb_copy_from_linear_data [2018-11-22 23:48:46,364 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_copy_from_linear_data [2018-11-22 23:48:46,365 INFO L130 BoogieDeclarations]: Found specification of procedure __be16_to_cpup [2018-11-22 23:48:46,365 INFO L138 BoogieDeclarations]: Found implementation of procedure __be16_to_cpup [2018-11-22 23:48:46,365 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2018-11-22 23:48:46,365 INFO L130 BoogieDeclarations]: Found specification of procedure tty_unregister_ldisc [2018-11-22 23:48:46,366 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_set_init [2018-11-22 23:48:46,366 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_set_init [2018-11-22 23:48:46,366 INFO L130 BoogieDeclarations]: Found specification of procedure skb_reserve [2018-11-22 23:48:46,366 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_reserve [2018-11-22 23:48:46,366 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-22 23:48:46,366 INFO L130 BoogieDeclarations]: Found specification of procedure tty_mode_ioctl [2018-11-22 23:48:46,366 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2018-11-22 23:48:46,367 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2018-11-22 23:48:46,367 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2018-11-22 23:48:46,367 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2018-11-22 23:48:46,367 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-11-22 23:48:46,367 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2018-11-22 23:48:46,367 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2018-11-22 23:48:46,367 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_head_init [2018-11-22 23:48:46,368 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_head_init [2018-11-22 23:48:46,368 INFO L130 BoogieDeclarations]: Found specification of procedure skb_headroom [2018-11-22 23:48:46,368 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_headroom [2018-11-22 23:48:46,368 INFO L130 BoogieDeclarations]: Found specification of procedure skb_push [2018-11-22 23:48:46,368 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_output_wakeup [2018-11-22 23:48:46,369 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_unit_number [2018-11-22 23:48:46,369 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_sync_wakeup [2018-11-22 23:48:46,369 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_sync_wakeup [2018-11-22 23:48:46,369 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2018-11-22 23:48:46,369 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2018-11-22 23:48:46,369 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_free [2018-11-22 23:48:46,370 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_free [2018-11-22 23:48:46,370 INFO L130 BoogieDeclarations]: Found specification of procedure __tasklet_schedule [2018-11-22 23:48:46,370 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2018-11-22 23:48:46,370 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2018-11-22 23:48:46,370 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_trylock_bh [2018-11-22 23:48:46,370 INFO L130 BoogieDeclarations]: Found specification of procedure spin_trylock_bh [2018-11-22 23:48:46,371 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_trylock_bh [2018-11-22 23:48:46,371 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_unregister_channel [2018-11-22 23:48:46,371 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_target_type_1 [2018-11-22 23:48:46,371 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_target_type_1 [2018-11-22 23:48:46,371 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2018-11-22 23:48:46,371 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2018-11-22 23:48:46,371 INFO L130 BoogieDeclarations]: Found specification of procedure skb_trim [2018-11-22 23:48:46,372 INFO L130 BoogieDeclarations]: Found specification of procedure get_unaligned_be16 [2018-11-22 23:48:46,372 INFO L138 BoogieDeclarations]: Found implementation of procedure get_unaligned_be16 [2018-11-22 23:48:46,372 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kfree_skb_12 [2018-11-22 23:48:46,372 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kfree_skb_12 [2018-11-22 23:48:46,372 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_alloc [2018-11-22 23:48:46,372 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_alloc [2018-11-22 23:48:46,372 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_synctty_ioctl [2018-11-22 23:48:46,372 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_synctty_ioctl [2018-11-22 23:48:46,373 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2018-11-22 23:48:46,373 INFO L130 BoogieDeclarations]: Found specification of procedure print_hex_dump [2018-11-22 23:48:46,373 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_sync_send [2018-11-22 23:48:46,373 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_sync_send [2018-11-22 23:48:46,373 INFO L130 BoogieDeclarations]: Found specification of procedure __skb_queue_head_init [2018-11-22 23:48:46,373 INFO L138 BoogieDeclarations]: Found implementation of procedure __skb_queue_head_init [2018-11-22 23:48:46,373 INFO L130 BoogieDeclarations]: Found specification of procedure init_completion [2018-11-22 23:48:46,374 INFO L138 BoogieDeclarations]: Found implementation of procedure init_completion [2018-11-22 23:48:46,374 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_purge [2018-11-22 23:48:46,374 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-11-22 23:48:46,374 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_sync_flush_output [2018-11-22 23:48:46,374 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_sync_flush_output [2018-11-22 23:48:46,374 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2018-11-22 23:48:46,375 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2018-11-22 23:48:46,375 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2018-11-22 23:48:46,375 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2018-11-22 23:48:46,375 INFO L130 BoogieDeclarations]: Found specification of procedure skb_pull [2018-11-22 23:48:46,375 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_sync_close [2018-11-22 23:48:46,375 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_sync_close [2018-11-22 23:48:46,375 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2018-11-22 23:48:46,375 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2018-11-22 23:48:46,376 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irq [2018-11-22 23:48:46,376 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irq [2018-11-22 23:48:46,376 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2018-11-22 23:48:46,376 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2018-11-22 23:48:46,376 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_print_buffer [2018-11-22 23:48:46,376 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_print_buffer [2018-11-22 23:48:46,376 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_register_channel [2018-11-22 23:48:46,377 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_sync_cleanup [2018-11-22 23:48:46,377 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_sync_cleanup [2018-11-22 23:48:46,377 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-22 23:48:46,377 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-22 23:48:46,377 INFO L130 BoogieDeclarations]: Found specification of procedure tasklet_kill [2018-11-22 23:48:46,377 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2018-11-22 23:48:46,378 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2018-11-22 23:48:46,378 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_sync_read [2018-11-22 23:48:46,378 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_sync_read [2018-11-22 23:48:46,378 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2018-11-22 23:48:46,378 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2018-11-22 23:48:46,378 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_sync_input [2018-11-22 23:48:46,378 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_sync_input [2018-11-22 23:48:46,379 INFO L130 BoogieDeclarations]: Found specification of procedure complete [2018-11-22 23:48:46,379 INFO L130 BoogieDeclarations]: Found specification of procedure copy_from_user [2018-11-22 23:48:46,379 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_from_user [2018-11-22 23:48:46,379 INFO L130 BoogieDeclarations]: Found specification of procedure tty_termios_baud_rate [2018-11-22 23:48:46,379 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_inc [2018-11-22 23:48:46,379 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_inc [2018-11-22 23:48:46,379 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2018-11-22 23:48:46,379 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2018-11-22 23:48:46,379 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-22 23:48:46,380 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-22 23:48:46,380 INFO L130 BoogieDeclarations]: Found specification of procedure wait_for_completion [2018-11-22 23:48:46,380 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_sync_open [2018-11-22 23:48:46,380 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_sync_open [2018-11-22 23:48:46,380 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2018-11-22 23:48:46,380 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_empty [2018-11-22 23:48:46,380 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_empty [2018-11-22 23:48:46,380 INFO L130 BoogieDeclarations]: Found specification of procedure __swab16p [2018-11-22 23:48:46,381 INFO L138 BoogieDeclarations]: Found implementation of procedure __swab16p [2018-11-22 23:48:46,381 INFO L130 BoogieDeclarations]: Found specification of procedure tty_get_baud_rate [2018-11-22 23:48:46,381 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_get_baud_rate [2018-11-22 23:48:46,381 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock_irq [2018-11-22 23:48:46,381 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_to_user [2018-11-22 23:48:46,381 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_set_add [2018-11-22 23:48:46,381 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_set_add [2018-11-22 23:48:46,382 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_irq [2018-11-22 23:48:46,382 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_irq [2018-11-22 23:48:46,382 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_sync_write [2018-11-22 23:48:46,382 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_sync_write [2018-11-22 23:48:46,382 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock_irqrestore [2018-11-22 23:48:46,382 INFO L130 BoogieDeclarations]: Found specification of procedure tasklet_schedule [2018-11-22 23:48:46,383 INFO L138 BoogieDeclarations]: Found implementation of procedure tasklet_schedule [2018-11-22 23:48:46,383 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2018-11-22 23:48:46,383 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_set_is_empty [2018-11-22 23:48:46,383 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_set_is_empty [2018-11-22 23:48:46,383 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_set_remove [2018-11-22 23:48:46,383 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_set_remove [2018-11-22 23:48:46,383 INFO L130 BoogieDeclarations]: Found specification of procedure tty_register_ldisc [2018-11-22 23:48:46,384 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_write_lock_irq [2018-11-22 23:48:46,384 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_dec_and_test [2018-11-22 23:48:46,384 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_dec_and_test [2018-11-22 23:48:46,384 INFO L130 BoogieDeclarations]: Found specification of procedure skb_is_nonlinear [2018-11-22 23:48:46,384 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_is_nonlinear [2018-11-22 23:48:46,384 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~TO~int [2018-11-22 23:48:46,384 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~TO~int [2018-11-22 23:48:46,385 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_sync_txmunge [2018-11-22 23:48:46,385 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_sync_txmunge [2018-11-22 23:48:46,385 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock_bh [2018-11-22 23:48:46,385 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2018-11-22 23:48:46,385 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2018-11-22 23:48:46,385 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_write_unlock_irq [2018-11-22 23:48:46,385 INFO L130 BoogieDeclarations]: Found specification of procedure sp_put [2018-11-22 23:48:46,386 INFO L138 BoogieDeclarations]: Found implementation of procedure sp_put [2018-11-22 23:48:46,386 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_ppp_channel_ops_2 [2018-11-22 23:48:46,386 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_ppp_channel_ops_2 [2018-11-22 23:48:46,386 INFO L130 BoogieDeclarations]: Found specification of procedure skb_tailroom [2018-11-22 23:48:46,386 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_tailroom [2018-11-22 23:48:46,386 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-22 23:48:46,386 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kfree_skb_16 [2018-11-22 23:48:46,387 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kfree_skb_16 [2018-11-22 23:48:46,387 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2018-11-22 23:48:46,387 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_tail [2018-11-22 23:48:46,387 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kfree_skb_19 [2018-11-22 23:48:46,387 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kfree_skb_19 [2018-11-22 23:48:46,387 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_sync_hangup [2018-11-22 23:48:46,387 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_sync_hangup [2018-11-22 23:48:46,387 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2018-11-22 23:48:46,388 INFO L130 BoogieDeclarations]: Found specification of procedure tasklet_init [2018-11-22 23:48:46,388 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2018-11-22 23:48:46,388 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2018-11-22 23:48:46,388 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2018-11-22 23:48:46,388 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2018-11-22 23:48:46,388 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2018-11-22 23:48:46,388 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab16 [2018-11-22 23:48:46,389 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab16 [2018-11-22 23:48:46,389 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2018-11-22 23:48:46,389 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_sync_receive [2018-11-22 23:48:46,389 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_sync_receive [2018-11-22 23:48:46,389 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irq [2018-11-22 23:48:46,389 INFO L130 BoogieDeclarations]: Found specification of procedure __copy_to_user_overflow [2018-11-22 23:48:46,389 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kfree_skb_20 [2018-11-22 23:48:46,390 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kfree_skb_20 [2018-11-22 23:48:46,390 INFO L130 BoogieDeclarations]: Found specification of procedure tty_unthrottle [2018-11-22 23:48:46,390 INFO L130 BoogieDeclarations]: Found specification of procedure sp_get [2018-11-22 23:48:46,390 INFO L138 BoogieDeclarations]: Found implementation of procedure sp_get [2018-11-22 23:48:46,390 INFO L130 BoogieDeclarations]: Found specification of procedure __init_waitqueue_head [2018-11-22 23:48:46,390 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2018-11-22 23:48:46,390 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2018-11-22 23:48:46,390 INFO L130 BoogieDeclarations]: Found specification of procedure n_tty_ioctl_helper [2018-11-22 23:48:46,391 INFO L130 BoogieDeclarations]: Found specification of procedure __copy_from_user_overflow [2018-11-22 23:48:46,391 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_sync_ioctl [2018-11-22 23:48:46,391 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_sync_ioctl [2018-11-22 23:48:46,391 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_sync_init [2018-11-22 23:48:46,391 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_sync_init [2018-11-22 23:48:46,391 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2018-11-22 23:48:46,391 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_bh [2018-11-22 23:48:46,392 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_bh [2018-11-22 23:48:46,392 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_clear_bit [2018-11-22 23:48:46,392 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_clear_bit [2018-11-22 23:48:46,392 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2018-11-22 23:48:46,392 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2018-11-22 23:48:46,392 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_channel_index [2018-11-22 23:48:46,392 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_read_unlock [2018-11-22 23:48:46,392 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2018-11-22 23:48:46,393 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2018-11-22 23:48:46,393 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2018-11-22 23:48:46,393 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-22 23:48:46,393 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-22 23:48:46,393 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_read_lock [2018-11-22 23:48:46,393 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_sync_push [2018-11-22 23:48:46,393 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_sync_push [2018-11-22 23:48:46,394 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_consume_skb_18 [2018-11-22 23:48:46,394 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_consume_skb_18 [2018-11-22 23:48:46,394 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_bh [2018-11-22 23:48:46,394 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_bh [2018-11-22 23:48:54,255 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-22 23:48:54,256 INFO L280 CfgBuilder]: Removed 3 assue(true) statements. [2018-11-22 23:48:54,257 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 11:48:54 BoogieIcfgContainer [2018-11-22 23:48:54,257 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-22 23:48:54,259 INFO L168 Benchmark]: Toolchain (without parser) took 10937.40 ms. Allocated memory was 1.5 GB in the beginning and 2.3 GB in the end (delta: 746.1 MB). Free memory was 1.4 GB in the beginning and 1.6 GB in the end (delta: -238.2 MB). Peak memory consumption was 507.9 MB. Max. memory is 7.1 GB. [2018-11-22 23:48:54,262 INFO L168 Benchmark]: CDTParser took 0.22 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 23:48:54,262 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2599.35 ms. Allocated memory was 1.5 GB in the beginning and 2.3 GB in the end (delta: 746.1 MB). Free memory was 1.4 GB in the beginning and 2.1 GB in the end (delta: -709.9 MB). Peak memory consumption was 124.5 MB. Max. memory is 7.1 GB. [2018-11-22 23:48:54,263 INFO L168 Benchmark]: Boogie Procedure Inliner took 118.61 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 23:48:54,264 INFO L168 Benchmark]: Boogie Preprocessor took 252.33 ms. Allocated memory is still 2.3 GB. Free memory was 2.1 GB in the beginning and 2.1 GB in the end (delta: 27.5 MB). Peak memory consumption was 27.5 MB. Max. memory is 7.1 GB. [2018-11-22 23:48:54,265 INFO L168 Benchmark]: RCFGBuilder took 7961.30 ms. Allocated memory is still 2.3 GB. Free memory was 2.1 GB in the beginning and 1.6 GB in the end (delta: 444.2 MB). Peak memory consumption was 444.2 MB. Max. memory is 7.1 GB. [2018-11-22 23:48:54,269 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 0.22 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 2599.35 ms. Allocated memory was 1.5 GB in the beginning and 2.3 GB in the end (delta: 746.1 MB). Free memory was 1.4 GB in the beginning and 2.1 GB in the end (delta: -709.9 MB). Peak memory consumption was 124.5 MB. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 118.61 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 252.33 ms. Allocated memory is still 2.3 GB. Free memory was 2.1 GB in the beginning and 2.1 GB in the end (delta: 27.5 MB). Peak memory consumption was 27.5 MB. Max. memory is 7.1 GB. * RCFGBuilder took 7961.30 ms. Allocated memory is still 2.3 GB. Free memory was 2.1 GB in the beginning and 1.6 GB in the end (delta: 444.2 MB). Peak memory consumption was 444.2 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...