java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-net--sched--sch_cbq.ko-entry_point.cil.out.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-13a467a-m [2019-10-14 22:33:42,598 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-14 22:33:42,601 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-14 22:33:42,613 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-14 22:33:42,614 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-14 22:33:42,615 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-14 22:33:42,616 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-14 22:33:42,618 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-14 22:33:42,620 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-14 22:33:42,621 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-14 22:33:42,622 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-14 22:33:42,623 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-14 22:33:42,623 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-14 22:33:42,624 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-14 22:33:42,625 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-14 22:33:42,629 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-14 22:33:42,630 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-14 22:33:42,633 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-14 22:33:42,634 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-14 22:33:42,639 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-14 22:33:42,640 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-14 22:33:42,644 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-14 22:33:42,645 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-14 22:33:42,647 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-14 22:33:42,650 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-14 22:33:42,650 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-14 22:33:42,650 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-14 22:33:42,651 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-14 22:33:42,652 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-14 22:33:42,652 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-14 22:33:42,653 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-14 22:33:42,653 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-14 22:33:42,654 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-14 22:33:42,655 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-14 22:33:42,656 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-14 22:33:42,656 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-14 22:33:42,657 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-14 22:33:42,657 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-14 22:33:42,657 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-14 22:33:42,658 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-14 22:33:42,659 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-14 22:33:42,660 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2019-10-14 22:33:42,676 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-14 22:33:42,676 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-14 22:33:42,677 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-14 22:33:42,678 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-14 22:33:42,678 INFO L138 SettingsManager]: * Use SBE=true [2019-10-14 22:33:42,678 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-14 22:33:42,678 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-14 22:33:42,678 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-14 22:33:42,679 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-14 22:33:42,679 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-14 22:33:42,679 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-14 22:33:42,679 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-14 22:33:42,679 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-14 22:33:42,680 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-14 22:33:42,680 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-14 22:33:42,680 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-14 22:33:42,680 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-14 22:33:42,680 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-14 22:33:42,681 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-14 22:33:42,681 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-14 22:33:42,681 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-14 22:33:42,681 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-14 22:33:42,681 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-14 22:33:42,682 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-14 22:33:42,682 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-14 22:33:42,682 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-14 22:33:42,682 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-14 22:33:42,682 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-14 22:33:42,682 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-10-14 22:33:43,000 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-14 22:33:43,024 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-14 22:33:43,029 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-14 22:33:43,031 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-14 22:33:43,031 INFO L275 PluginConnector]: CDTParser initialized [2019-10-14 22:33:43,032 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-net--sched--sch_cbq.ko-entry_point.cil.out.i [2019-10-14 22:33:43,102 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c98f26474/e949c9533b6142369bf93193a890b94c/FLAG2bf190ebe [2019-10-14 22:33:44,044 INFO L306 CDTParser]: Found 1 translation units. [2019-10-14 22:33:44,045 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-net--sched--sch_cbq.ko-entry_point.cil.out.i [2019-10-14 22:33:44,083 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c98f26474/e949c9533b6142369bf93193a890b94c/FLAG2bf190ebe [2019-10-14 22:33:44,461 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c98f26474/e949c9533b6142369bf93193a890b94c [2019-10-14 22:33:44,471 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-14 22:33:44,473 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-14 22:33:44,474 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-14 22:33:44,474 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-14 22:33:44,478 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-14 22:33:44,479 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 10:33:44" (1/1) ... [2019-10-14 22:33:44,482 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@56f72aca and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 10:33:44, skipping insertion in model container [2019-10-14 22:33:44,482 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 10:33:44" (1/1) ... [2019-10-14 22:33:44,490 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-14 22:33:44,654 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-14 22:33:45,276 WARN L1068 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [5323] [2019-10-14 22:33:45,277 WARN L1068 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [5324-5325] [2019-10-14 22:33:46,595 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-14 22:33:46,619 INFO L188 MainTranslator]: Completed pre-run [2019-10-14 22:33:46,762 WARN L1068 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [5323] [2019-10-14 22:33:46,762 WARN L1068 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [5324-5325] [2019-10-14 22:33:47,296 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-14 22:33:47,650 INFO L192 MainTranslator]: Completed translation [2019-10-14 22:33:47,651 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 10:33:47 WrapperNode [2019-10-14 22:33:47,651 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-14 22:33:47,652 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-14 22:33:47,652 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-14 22:33:47,652 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-14 22:33:47,668 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 10:33:47" (1/1) ... [2019-10-14 22:33:47,668 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 10:33:47" (1/1) ... [2019-10-14 22:33:47,734 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 10:33:47" (1/1) ... [2019-10-14 22:33:47,735 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 10:33:47" (1/1) ... [2019-10-14 22:33:47,874 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 10:33:47" (1/1) ... [2019-10-14 22:33:47,899 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 10:33:47" (1/1) ... [2019-10-14 22:33:47,940 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 10:33:47" (1/1) ... [2019-10-14 22:33:47,988 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-14 22:33:47,988 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-14 22:33:47,989 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-14 22:33:47,989 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-14 22:33:47,990 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 10:33:47" (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 [2019-10-14 22:33:48,067 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-14 22:33:48,068 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-14 22:33:48,068 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2019-10-14 22:33:48,068 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~$Pointer$ [2019-10-14 22:33:48,069 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2019-10-14 22:33:48,069 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2019-10-14 22:33:48,069 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~$Pointer$~TO~int [2019-10-14 22:33:48,069 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2019-10-14 22:33:48,070 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2019-10-14 22:33:48,070 INFO L138 BoogieDeclarations]: Found implementation of procedure ffz [2019-10-14 22:33:48,071 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_bh_2 [2019-10-14 22:33:48,071 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_bh_6 [2019-10-14 22:33:48,073 INFO L138 BoogieDeclarations]: Found implementation of procedure ktime_set [2019-10-14 22:33:48,073 INFO L138 BoogieDeclarations]: Found implementation of procedure ns_to_ktime [2019-10-14 22:33:48,074 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2019-10-14 22:33:48,074 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2019-10-14 22:33:48,074 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2019-10-14 22:33:48,074 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ptr [2019-10-14 22:33:48,074 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ulong [2019-10-14 22:33:48,075 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2019-10-14 22:33:48,075 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2019-10-14 22:33:48,075 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2019-10-14 22:33:48,075 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_trap [2019-10-14 22:33:48,075 INFO L138 BoogieDeclarations]: Found implementation of procedure hrtimer_set_expires [2019-10-14 22:33:48,075 INFO L138 BoogieDeclarations]: Found implementation of procedure hrtimer_get_expires [2019-10-14 22:33:48,075 INFO L138 BoogieDeclarations]: Found implementation of procedure hrtimer_get_softexpires [2019-10-14 22:33:48,076 INFO L138 BoogieDeclarations]: Found implementation of procedure hrtimer_start_expires [2019-10-14 22:33:48,076 INFO L138 BoogieDeclarations]: Found implementation of procedure hrtimer_restart [2019-10-14 22:33:48,076 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_end_pointer [2019-10-14 22:33:48,076 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_tail_pointer [2019-10-14 22:33:48,076 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_is_gso [2019-10-14 22:33:48,076 INFO L138 BoogieDeclarations]: Found implementation of procedure nlmsg_trim [2019-10-14 22:33:48,077 INFO L138 BoogieDeclarations]: Found implementation of procedure nla_data [2019-10-14 22:33:48,077 INFO L138 BoogieDeclarations]: Found implementation of procedure nla_len [2019-10-14 22:33:48,077 INFO L138 BoogieDeclarations]: Found implementation of procedure nla_parse_nested [2019-10-14 22:33:48,077 INFO L138 BoogieDeclarations]: Found implementation of procedure nla_nest_start [2019-10-14 22:33:48,077 INFO L138 BoogieDeclarations]: Found implementation of procedure nla_nest_end [2019-10-14 22:33:48,077 INFO L138 BoogieDeclarations]: Found implementation of procedure nla_nest_cancel [2019-10-14 22:33:48,078 INFO L138 BoogieDeclarations]: Found implementation of procedure qdisc_is_throttled [2019-10-14 22:33:48,078 INFO L138 BoogieDeclarations]: Found implementation of procedure qdisc_unthrottled [2019-10-14 22:33:48,078 INFO L138 BoogieDeclarations]: Found implementation of procedure qdisc_skb_cb [2019-10-14 22:33:48,078 INFO L138 BoogieDeclarations]: Found implementation of procedure qdisc_lock [2019-10-14 22:33:48,078 INFO L138 BoogieDeclarations]: Found implementation of procedure qdisc_root [2019-10-14 22:33:48,078 INFO L138 BoogieDeclarations]: Found implementation of procedure qdisc_root_sleeping [2019-10-14 22:33:48,078 INFO L138 BoogieDeclarations]: Found implementation of procedure qdisc_root_sleeping_lock [2019-10-14 22:33:48,079 INFO L138 BoogieDeclarations]: Found implementation of procedure qdisc_dev [2019-10-14 22:33:48,079 INFO L138 BoogieDeclarations]: Found implementation of procedure sch_tree_lock [2019-10-14 22:33:48,079 INFO L138 BoogieDeclarations]: Found implementation of procedure sch_tree_unlock [2019-10-14 22:33:48,079 INFO L138 BoogieDeclarations]: Found implementation of procedure qdisc_class_hash [2019-10-14 22:33:48,079 INFO L138 BoogieDeclarations]: Found implementation of procedure qdisc_class_find [2019-10-14 22:33:48,079 INFO L138 BoogieDeclarations]: Found implementation of procedure qdisc_pkt_len [2019-10-14 22:33:48,079 INFO L138 BoogieDeclarations]: Found implementation of procedure qdisc_calculate_pkt_len [2019-10-14 22:33:48,080 INFO L138 BoogieDeclarations]: Found implementation of procedure qdisc_enqueue [2019-10-14 22:33:48,080 INFO L138 BoogieDeclarations]: Found implementation of procedure bstats_update [2019-10-14 22:33:48,080 INFO L138 BoogieDeclarations]: Found implementation of procedure qdisc_bstats_update [2019-10-14 22:33:48,080 INFO L138 BoogieDeclarations]: Found implementation of procedure qdisc_peek_dequeued [2019-10-14 22:33:48,080 INFO L138 BoogieDeclarations]: Found implementation of procedure qdisc_l2t [2019-10-14 22:33:48,080 INFO L138 BoogieDeclarations]: Found implementation of procedure qdisc_priv [2019-10-14 22:33:48,080 INFO L138 BoogieDeclarations]: Found implementation of procedure psched_get_time [2019-10-14 22:33:48,081 INFO L138 BoogieDeclarations]: Found implementation of procedure qdisc_watchdog_schedule [2019-10-14 22:33:48,081 INFO L138 BoogieDeclarations]: Found implementation of procedure psched_mtu [2019-10-14 22:33:48,081 INFO L138 BoogieDeclarations]: Found implementation of procedure cbq_class_lookup [2019-10-14 22:33:48,082 INFO L138 BoogieDeclarations]: Found implementation of procedure cbq_reclassify [2019-10-14 22:33:48,082 INFO L138 BoogieDeclarations]: Found implementation of procedure cbq_classify [2019-10-14 22:33:48,082 INFO L138 BoogieDeclarations]: Found implementation of procedure cbq_activate_class [2019-10-14 22:33:48,082 INFO L138 BoogieDeclarations]: Found implementation of procedure cbq_deactivate_class [2019-10-14 22:33:48,082 INFO L138 BoogieDeclarations]: Found implementation of procedure cbq_mark_toplevel [2019-10-14 22:33:48,082 INFO L138 BoogieDeclarations]: Found implementation of procedure cbq_enqueue [2019-10-14 22:33:48,083 INFO L138 BoogieDeclarations]: Found implementation of procedure cbq_ovl_classic [2019-10-14 22:33:48,083 INFO L138 BoogieDeclarations]: Found implementation of procedure cbq_ovl_rclassic [2019-10-14 22:33:48,083 INFO L138 BoogieDeclarations]: Found implementation of procedure cbq_ovl_delay [2019-10-14 22:33:48,084 INFO L138 BoogieDeclarations]: Found implementation of procedure cbq_ovl_lowprio [2019-10-14 22:33:48,084 INFO L138 BoogieDeclarations]: Found implementation of procedure cbq_ovl_drop [2019-10-14 22:33:48,084 INFO L138 BoogieDeclarations]: Found implementation of procedure cbq_undelay_prio [2019-10-14 22:33:48,084 INFO L138 BoogieDeclarations]: Found implementation of procedure cbq_undelay [2019-10-14 22:33:48,084 INFO L138 BoogieDeclarations]: Found implementation of procedure cbq_reshape_fail [2019-10-14 22:33:48,084 INFO L138 BoogieDeclarations]: Found implementation of procedure cbq_update_toplevel [2019-10-14 22:33:48,084 INFO L138 BoogieDeclarations]: Found implementation of procedure cbq_update [2019-10-14 22:33:48,085 INFO L138 BoogieDeclarations]: Found implementation of procedure cbq_under_limit [2019-10-14 22:33:48,085 INFO L138 BoogieDeclarations]: Found implementation of procedure cbq_dequeue_prio [2019-10-14 22:33:48,086 INFO L138 BoogieDeclarations]: Found implementation of procedure cbq_dequeue_1 [2019-10-14 22:33:48,086 INFO L138 BoogieDeclarations]: Found implementation of procedure cbq_dequeue [2019-10-14 22:33:48,086 INFO L138 BoogieDeclarations]: Found implementation of procedure cbq_adjust_levels [2019-10-14 22:33:48,087 INFO L138 BoogieDeclarations]: Found implementation of procedure cbq_normalize_quanta [2019-10-14 22:33:48,087 INFO L138 BoogieDeclarations]: Found implementation of procedure cbq_sync_defmap [2019-10-14 22:33:48,087 INFO L138 BoogieDeclarations]: Found implementation of procedure cbq_change_defmap [2019-10-14 22:33:48,088 INFO L138 BoogieDeclarations]: Found implementation of procedure cbq_unlink_class [2019-10-14 22:33:48,088 INFO L138 BoogieDeclarations]: Found implementation of procedure cbq_link_class [2019-10-14 22:33:48,088 INFO L138 BoogieDeclarations]: Found implementation of procedure cbq_drop [2019-10-14 22:33:48,088 INFO L138 BoogieDeclarations]: Found implementation of procedure cbq_reset [2019-10-14 22:33:48,088 INFO L138 BoogieDeclarations]: Found implementation of procedure cbq_set_lss [2019-10-14 22:33:48,089 INFO L138 BoogieDeclarations]: Found implementation of procedure cbq_rmprio [2019-10-14 22:33:48,089 INFO L138 BoogieDeclarations]: Found implementation of procedure cbq_addprio [2019-10-14 22:33:48,089 INFO L138 BoogieDeclarations]: Found implementation of procedure cbq_set_wrr [2019-10-14 22:33:48,089 INFO L138 BoogieDeclarations]: Found implementation of procedure cbq_set_overlimit [2019-10-14 22:33:48,089 INFO L138 BoogieDeclarations]: Found implementation of procedure cbq_set_police [2019-10-14 22:33:48,090 INFO L138 BoogieDeclarations]: Found implementation of procedure cbq_set_fopt [2019-10-14 22:33:48,090 INFO L138 BoogieDeclarations]: Found implementation of procedure cbq_init [2019-10-14 22:33:48,090 INFO L138 BoogieDeclarations]: Found implementation of procedure cbq_dump_rate [2019-10-14 22:33:48,090 INFO L138 BoogieDeclarations]: Found implementation of procedure cbq_dump_lss [2019-10-14 22:33:48,090 INFO L138 BoogieDeclarations]: Found implementation of procedure cbq_dump_wrr [2019-10-14 22:33:48,090 INFO L138 BoogieDeclarations]: Found implementation of procedure cbq_dump_ovl [2019-10-14 22:33:48,090 INFO L138 BoogieDeclarations]: Found implementation of procedure cbq_dump_fopt [2019-10-14 22:33:48,090 INFO L138 BoogieDeclarations]: Found implementation of procedure cbq_dump_police [2019-10-14 22:33:48,091 INFO L138 BoogieDeclarations]: Found implementation of procedure cbq_dump_attr [2019-10-14 22:33:48,091 INFO L138 BoogieDeclarations]: Found implementation of procedure cbq_dump [2019-10-14 22:33:48,091 INFO L138 BoogieDeclarations]: Found implementation of procedure cbq_dump_stats [2019-10-14 22:33:48,091 INFO L138 BoogieDeclarations]: Found implementation of procedure cbq_dump_class [2019-10-14 22:33:48,091 INFO L138 BoogieDeclarations]: Found implementation of procedure cbq_dump_class_stats [2019-10-14 22:33:48,092 INFO L138 BoogieDeclarations]: Found implementation of procedure cbq_graft [2019-10-14 22:33:48,092 INFO L138 BoogieDeclarations]: Found implementation of procedure cbq_leaf [2019-10-14 22:33:48,092 INFO L138 BoogieDeclarations]: Found implementation of procedure cbq_qlen_notify [2019-10-14 22:33:48,092 INFO L138 BoogieDeclarations]: Found implementation of procedure cbq_get [2019-10-14 22:33:48,092 INFO L138 BoogieDeclarations]: Found implementation of procedure cbq_destroy_class [2019-10-14 22:33:48,092 INFO L138 BoogieDeclarations]: Found implementation of procedure cbq_destroy [2019-10-14 22:33:48,092 INFO L138 BoogieDeclarations]: Found implementation of procedure cbq_put [2019-10-14 22:33:48,093 INFO L138 BoogieDeclarations]: Found implementation of procedure cbq_change_class [2019-10-14 22:33:48,093 INFO L138 BoogieDeclarations]: Found implementation of procedure cbq_delete [2019-10-14 22:33:48,093 INFO L138 BoogieDeclarations]: Found implementation of procedure cbq_find_tcf [2019-10-14 22:33:48,093 INFO L138 BoogieDeclarations]: Found implementation of procedure cbq_bind_filter [2019-10-14 22:33:48,094 INFO L138 BoogieDeclarations]: Found implementation of procedure cbq_unbind_filter [2019-10-14 22:33:48,094 INFO L138 BoogieDeclarations]: Found implementation of procedure cbq_walk [2019-10-14 22:33:48,094 INFO L138 BoogieDeclarations]: Found implementation of procedure cbq_module_init [2019-10-14 22:33:48,095 INFO L138 BoogieDeclarations]: Found implementation of procedure cbq_module_exit [2019-10-14 22:33:48,095 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_Qdisc_ops_1 [2019-10-14 22:33:48,095 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_Qdisc_class_ops_2 [2019-10-14 22:33:48,095 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-14 22:33:48,095 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_bh [2019-10-14 22:33:48,096 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_bh [2019-10-14 22:33:48,096 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kmem_cache_alloc_16 [2019-10-14 22:33:48,096 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2019-10-14 22:33:48,096 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pskb_expand_head_22 [2019-10-14 22:33:48,096 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_clone_24 [2019-10-14 22:33:48,096 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_copy_26 [2019-10-14 22:33:48,096 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___netdev_alloc_skb_27 [2019-10-14 22:33:48,097 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___netdev_alloc_skb_28 [2019-10-14 22:33:48,100 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___netdev_alloc_skb_29 [2019-10-14 22:33:48,101 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pskb_expand_head_30 [2019-10-14 22:33:48,102 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pskb_expand_head_31 [2019-10-14 22:33:48,102 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_clone_32 [2019-10-14 22:33:48,108 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_clone_33 [2019-10-14 22:33:48,108 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2019-10-14 22:33:48,108 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags_and_return_some_page [2019-10-14 22:33:48,108 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_nonatomic [2019-10-14 22:33:48,108 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock [2019-10-14 22:33:48,109 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock [2019-10-14 22:33:48,109 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_trylock [2019-10-14 22:33:48,109 INFO L138 BoogieDeclarations]: Found implementation of procedure __netdev_alloc_skb [2019-10-14 22:33:48,109 INFO L138 BoogieDeclarations]: Found implementation of procedure __netif_schedule [2019-10-14 22:33:48,110 INFO L138 BoogieDeclarations]: Found implementation of procedure __qdisc_calculate_pkt_len [2019-10-14 22:33:48,110 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_bh [2019-10-14 22:33:48,110 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock_bh [2019-10-14 22:33:48,110 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_lockdep_rcu_enabled [2019-10-14 22:33:48,110 INFO L138 BoogieDeclarations]: Found implementation of procedure dump_stack [2019-10-14 22:33:48,111 INFO L138 BoogieDeclarations]: Found implementation of procedure gen_kill_estimator [2019-10-14 22:33:48,111 INFO L138 BoogieDeclarations]: Found implementation of procedure gen_new_estimator [2019-10-14 22:33:48,111 INFO L138 BoogieDeclarations]: Found implementation of procedure gen_replace_estimator [2019-10-14 22:33:48,111 INFO L138 BoogieDeclarations]: Found implementation of procedure gnet_stats_copy_app [2019-10-14 22:33:48,111 INFO L138 BoogieDeclarations]: Found implementation of procedure gnet_stats_copy_basic [2019-10-14 22:33:48,111 INFO L138 BoogieDeclarations]: Found implementation of procedure gnet_stats_copy_queue [2019-10-14 22:33:48,111 INFO L138 BoogieDeclarations]: Found implementation of procedure gnet_stats_copy_rate_est [2019-10-14 22:33:48,112 INFO L138 BoogieDeclarations]: Found implementation of procedure hrtimer_cancel [2019-10-14 22:33:48,112 INFO L138 BoogieDeclarations]: Found implementation of procedure hrtimer_init [2019-10-14 22:33:48,112 INFO L138 BoogieDeclarations]: Found implementation of procedure hrtimer_start [2019-10-14 22:33:48,112 INFO L138 BoogieDeclarations]: Found implementation of procedure hrtimer_start_range_ns [2019-10-14 22:33:48,112 INFO L138 BoogieDeclarations]: Found implementation of procedure hrtimer_try_to_cancel [2019-10-14 22:33:48,112 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree_skb [2019-10-14 22:33:48,112 INFO L138 BoogieDeclarations]: Found implementation of procedure kmem_cache_alloc [2019-10-14 22:33:48,112 INFO L138 BoogieDeclarations]: Found implementation of procedure ktime_get [2019-10-14 22:33:48,113 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2019-10-14 22:33:48,113 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2019-10-14 22:33:48,113 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_probe_2 [2019-10-14 22:33:48,113 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_setup_1 [2019-10-14 22:33:48,113 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_some_page [2019-10-14 22:33:48,113 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_rcu_suspicious [2019-10-14 22:33:48,113 INFO L138 BoogieDeclarations]: Found implementation of procedure nla_parse [2019-10-14 22:33:48,114 INFO L138 BoogieDeclarations]: Found implementation of procedure nla_put [2019-10-14 22:33:48,114 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2019-10-14 22:33:48,114 INFO L138 BoogieDeclarations]: Found implementation of procedure pskb_expand_head [2019-10-14 22:33:48,114 INFO L138 BoogieDeclarations]: Found implementation of procedure qdisc_class_hash_destroy [2019-10-14 22:33:48,114 INFO L138 BoogieDeclarations]: Found implementation of procedure qdisc_class_hash_grow [2019-10-14 22:33:48,114 INFO L138 BoogieDeclarations]: Found implementation of procedure qdisc_class_hash_init [2019-10-14 22:33:48,114 INFO L138 BoogieDeclarations]: Found implementation of procedure qdisc_class_hash_insert [2019-10-14 22:33:48,115 INFO L138 BoogieDeclarations]: Found implementation of procedure qdisc_class_hash_remove [2019-10-14 22:33:48,115 INFO L138 BoogieDeclarations]: Found implementation of procedure qdisc_create_dflt [2019-10-14 22:33:48,115 INFO L138 BoogieDeclarations]: Found implementation of procedure qdisc_destroy [2019-10-14 22:33:48,115 INFO L138 BoogieDeclarations]: Found implementation of procedure qdisc_get_rtab [2019-10-14 22:33:48,115 INFO L138 BoogieDeclarations]: Found implementation of procedure qdisc_put_rtab [2019-10-14 22:33:48,115 INFO L138 BoogieDeclarations]: Found implementation of procedure qdisc_reset [2019-10-14 22:33:48,115 INFO L138 BoogieDeclarations]: Found implementation of procedure qdisc_tree_decrease_qlen [2019-10-14 22:33:48,116 INFO L138 BoogieDeclarations]: Found implementation of procedure qdisc_watchdog_cancel [2019-10-14 22:33:48,116 INFO L138 BoogieDeclarations]: Found implementation of procedure qdisc_watchdog_init [2019-10-14 22:33:48,116 INFO L138 BoogieDeclarations]: Found implementation of procedure qdisc_watchdog_schedule_ns [2019-10-14 22:33:48,116 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_read_lock_bh_held [2019-10-14 22:33:48,116 INFO L138 BoogieDeclarations]: Found implementation of procedure register_qdisc [2019-10-14 22:33:48,116 INFO L138 BoogieDeclarations]: Found implementation of procedure rtnl_is_locked [2019-10-14 22:33:48,116 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_clone [2019-10-14 22:33:48,117 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_copy [2019-10-14 22:33:48,117 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_trim [2019-10-14 22:33:48,117 INFO L138 BoogieDeclarations]: Found implementation of procedure tc_classify_compat [2019-10-14 22:33:48,117 INFO L138 BoogieDeclarations]: Found implementation of procedure tcf_destroy_chain [2019-10-14 22:33:48,117 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_qdisc [2019-10-14 22:33:48,117 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2019-10-14 22:33:48,117 INFO L138 BoogieDeclarations]: Found implementation of procedure external_alloc [2019-10-14 22:33:48,118 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2019-10-14 22:33:48,118 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2019-10-14 22:33:48,118 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2019-10-14 22:33:48,118 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-14 22:33:48,118 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2019-10-14 22:33:48,118 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock [2019-10-14 22:33:48,118 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock [2019-10-14 22:33:48,119 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2019-10-14 22:33:48,119 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2019-10-14 22:33:48,119 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-10-14 22:33:48,119 INFO L130 BoogieDeclarations]: Found specification of procedure ffz [2019-10-14 22:33:48,119 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2019-10-14 22:33:48,119 INFO L130 BoogieDeclarations]: Found specification of procedure dump_stack [2019-10-14 22:33:48,119 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2019-10-14 22:33:48,120 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2019-10-14 22:33:48,120 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_rcu_suspicious [2019-10-14 22:33:48,120 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_bh [2019-10-14 22:33:48,120 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock_bh [2019-10-14 22:33:48,120 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_bh_2 [2019-10-14 22:33:48,120 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_bh [2019-10-14 22:33:48,120 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_bh_6 [2019-10-14 22:33:48,121 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_bh [2019-10-14 22:33:48,121 INFO L130 BoogieDeclarations]: Found specification of procedure ktime_set [2019-10-14 22:33:48,121 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-14 22:33:48,121 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-14 22:33:48,121 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-14 22:33:48,121 INFO L130 BoogieDeclarations]: Found specification of procedure ns_to_ktime [2019-10-14 22:33:48,121 INFO L130 BoogieDeclarations]: Found specification of procedure debug_lockdep_rcu_enabled [2019-10-14 22:33:48,122 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_read_lock_bh_held [2019-10-14 22:33:48,122 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2019-10-14 22:33:48,122 INFO L130 BoogieDeclarations]: Found specification of procedure kmem_cache_alloc [2019-10-14 22:33:48,122 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kmem_cache_alloc_16 [2019-10-14 22:33:48,122 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2019-10-14 22:33:48,122 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2019-10-14 22:33:48,122 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-10-14 22:33:48,123 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2019-10-14 22:33:48,123 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-14 22:33:48,123 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_u32 [2019-10-14 22:33:48,123 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2019-10-14 22:33:48,123 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_pointer [2019-10-14 22:33:48,123 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-10-14 22:33:48,123 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2019-10-14 22:33:48,124 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-10-14 22:33:48,124 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2019-10-14 22:33:48,124 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2019-10-14 22:33:48,124 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2019-10-14 22:33:48,124 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ptr [2019-10-14 22:33:48,124 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ulong [2019-10-14 22:33:48,124 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2019-10-14 22:33:48,125 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2019-10-14 22:33:48,125 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_trap [2019-10-14 22:33:48,125 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_Qdisc_ops_1 [2019-10-14 22:33:48,125 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_Qdisc_class_ops_2 [2019-10-14 22:33:48,125 INFO L130 BoogieDeclarations]: Found specification of procedure hrtimer_set_expires [2019-10-14 22:33:48,125 INFO L130 BoogieDeclarations]: Found specification of procedure hrtimer_get_expires [2019-10-14 22:33:48,125 INFO L130 BoogieDeclarations]: Found specification of procedure hrtimer_get_softexpires [2019-10-14 22:33:48,125 INFO L130 BoogieDeclarations]: Found specification of procedure ktime_get [2019-10-14 22:33:48,126 INFO L130 BoogieDeclarations]: Found specification of procedure hrtimer_init [2019-10-14 22:33:48,127 INFO L130 BoogieDeclarations]: Found specification of procedure hrtimer_start [2019-10-14 22:33:48,130 INFO L130 BoogieDeclarations]: Found specification of procedure hrtimer_start_range_ns [2019-10-14 22:33:48,131 INFO L130 BoogieDeclarations]: Found specification of procedure hrtimer_cancel [2019-10-14 22:33:48,131 INFO L130 BoogieDeclarations]: Found specification of procedure hrtimer_try_to_cancel [2019-10-14 22:33:48,131 INFO L130 BoogieDeclarations]: Found specification of procedure hrtimer_start_expires [2019-10-14 22:33:48,131 INFO L130 BoogieDeclarations]: Found specification of procedure hrtimer_restart [2019-10-14 22:33:48,134 INFO L130 BoogieDeclarations]: Found specification of procedure kfree_skb [2019-10-14 22:33:48,135 INFO L130 BoogieDeclarations]: Found specification of procedure skb_clone [2019-10-14 22:33:48,135 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_clone_24 [2019-10-14 22:33:48,135 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_clone_32 [2019-10-14 22:33:48,135 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_clone_33 [2019-10-14 22:33:48,135 INFO L130 BoogieDeclarations]: Found specification of procedure skb_copy [2019-10-14 22:33:48,135 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_copy_26 [2019-10-14 22:33:48,135 INFO L130 BoogieDeclarations]: Found specification of procedure pskb_expand_head [2019-10-14 22:33:48,136 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pskb_expand_head_22 [2019-10-14 22:33:48,136 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pskb_expand_head_30 [2019-10-14 22:33:48,136 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pskb_expand_head_31 [2019-10-14 22:33:48,136 INFO L130 BoogieDeclarations]: Found specification of procedure skb_end_pointer [2019-10-14 22:33:48,136 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-10-14 22:33:48,137 INFO L130 BoogieDeclarations]: Found specification of procedure skb_tail_pointer [2019-10-14 22:33:48,137 INFO L130 BoogieDeclarations]: Found specification of procedure skb_trim [2019-10-14 22:33:48,137 INFO L130 BoogieDeclarations]: Found specification of procedure __netdev_alloc_skb [2019-10-14 22:33:48,137 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___netdev_alloc_skb_27 [2019-10-14 22:33:48,137 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___netdev_alloc_skb_28 [2019-10-14 22:33:48,137 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___netdev_alloc_skb_29 [2019-10-14 22:33:48,137 INFO L130 BoogieDeclarations]: Found specification of procedure skb_is_gso [2019-10-14 22:33:48,137 INFO L130 BoogieDeclarations]: Found specification of procedure nla_parse [2019-10-14 22:33:48,137 INFO L130 BoogieDeclarations]: Found specification of procedure nla_put [2019-10-14 22:33:48,138 INFO L130 BoogieDeclarations]: Found specification of procedure nlmsg_trim [2019-10-14 22:33:48,138 INFO L130 BoogieDeclarations]: Found specification of procedure nla_data [2019-10-14 22:33:48,138 INFO L130 BoogieDeclarations]: Found specification of procedure nla_len [2019-10-14 22:33:48,138 INFO L130 BoogieDeclarations]: Found specification of procedure nla_parse_nested [2019-10-14 22:33:48,138 INFO L130 BoogieDeclarations]: Found specification of procedure nla_nest_start [2019-10-14 22:33:48,138 INFO L130 BoogieDeclarations]: Found specification of procedure nla_nest_end [2019-10-14 22:33:48,138 INFO L130 BoogieDeclarations]: Found specification of procedure nla_nest_cancel [2019-10-14 22:33:48,138 INFO L130 BoogieDeclarations]: Found specification of procedure __netif_schedule [2019-10-14 22:33:48,139 INFO L130 BoogieDeclarations]: Found specification of procedure rtnl_is_locked [2019-10-14 22:33:48,139 INFO L130 BoogieDeclarations]: Found specification of procedure gnet_stats_copy_basic [2019-10-14 22:33:48,139 INFO L130 BoogieDeclarations]: Found specification of procedure gnet_stats_copy_rate_est [2019-10-14 22:33:48,139 INFO L130 BoogieDeclarations]: Found specification of procedure gnet_stats_copy_queue [2019-10-14 22:33:48,139 INFO L130 BoogieDeclarations]: Found specification of procedure gnet_stats_copy_app [2019-10-14 22:33:48,139 INFO L130 BoogieDeclarations]: Found specification of procedure gen_new_estimator [2019-10-14 22:33:48,139 INFO L130 BoogieDeclarations]: Found specification of procedure gen_kill_estimator [2019-10-14 22:33:48,139 INFO L130 BoogieDeclarations]: Found specification of procedure gen_replace_estimator [2019-10-14 22:33:48,139 INFO L130 BoogieDeclarations]: Found specification of procedure qdisc_is_throttled [2019-10-14 22:33:48,140 INFO L130 BoogieDeclarations]: Found specification of procedure qdisc_unthrottled [2019-10-14 22:33:48,140 INFO L130 BoogieDeclarations]: Found specification of procedure qdisc_skb_cb [2019-10-14 22:33:48,140 INFO L130 BoogieDeclarations]: Found specification of procedure qdisc_lock [2019-10-14 22:33:48,140 INFO L130 BoogieDeclarations]: Found specification of procedure qdisc_root [2019-10-14 22:33:48,140 INFO L130 BoogieDeclarations]: Found specification of procedure qdisc_root_sleeping [2019-10-14 22:33:48,140 INFO L130 BoogieDeclarations]: Found specification of procedure qdisc_root_sleeping_lock [2019-10-14 22:33:48,140 INFO L130 BoogieDeclarations]: Found specification of procedure qdisc_dev [2019-10-14 22:33:48,140 INFO L130 BoogieDeclarations]: Found specification of procedure sch_tree_lock [2019-10-14 22:33:48,140 INFO L130 BoogieDeclarations]: Found specification of procedure sch_tree_unlock [2019-10-14 22:33:48,140 INFO L130 BoogieDeclarations]: Found specification of procedure qdisc_class_hash [2019-10-14 22:33:48,141 INFO L130 BoogieDeclarations]: Found specification of procedure qdisc_class_find [2019-10-14 22:33:48,141 INFO L130 BoogieDeclarations]: Found specification of procedure qdisc_class_hash_init [2019-10-14 22:33:48,141 INFO L130 BoogieDeclarations]: Found specification of procedure qdisc_class_hash_insert [2019-10-14 22:33:48,141 INFO L130 BoogieDeclarations]: Found specification of procedure qdisc_class_hash_remove [2019-10-14 22:33:48,141 INFO L130 BoogieDeclarations]: Found specification of procedure qdisc_class_hash_grow [2019-10-14 22:33:48,141 INFO L130 BoogieDeclarations]: Found specification of procedure qdisc_class_hash_destroy [2019-10-14 22:33:48,141 INFO L130 BoogieDeclarations]: Found specification of procedure qdisc_reset [2019-10-14 22:33:48,141 INFO L130 BoogieDeclarations]: Found specification of procedure qdisc_destroy [2019-10-14 22:33:48,141 INFO L130 BoogieDeclarations]: Found specification of procedure qdisc_tree_decrease_qlen [2019-10-14 22:33:48,142 INFO L130 BoogieDeclarations]: Found specification of procedure qdisc_create_dflt [2019-10-14 22:33:48,142 INFO L130 BoogieDeclarations]: Found specification of procedure __qdisc_calculate_pkt_len [2019-10-14 22:33:48,142 INFO L130 BoogieDeclarations]: Found specification of procedure tcf_destroy_chain [2019-10-14 22:33:48,142 INFO L130 BoogieDeclarations]: Found specification of procedure qdisc_pkt_len [2019-10-14 22:33:48,142 INFO L130 BoogieDeclarations]: Found specification of procedure qdisc_calculate_pkt_len [2019-10-14 22:33:48,142 INFO L130 BoogieDeclarations]: Found specification of procedure qdisc_enqueue [2019-10-14 22:33:48,142 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2019-10-14 22:33:48,142 INFO L130 BoogieDeclarations]: Found specification of procedure bstats_update [2019-10-14 22:33:48,142 INFO L130 BoogieDeclarations]: Found specification of procedure qdisc_bstats_update [2019-10-14 22:33:48,143 INFO L130 BoogieDeclarations]: Found specification of procedure qdisc_peek_dequeued [2019-10-14 22:33:48,143 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~$Pointer$ [2019-10-14 22:33:48,143 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-10-14 22:33:48,143 INFO L130 BoogieDeclarations]: Found specification of procedure qdisc_l2t [2019-10-14 22:33:48,143 INFO L130 BoogieDeclarations]: Found specification of procedure qdisc_priv [2019-10-14 22:33:48,143 INFO L130 BoogieDeclarations]: Found specification of procedure psched_get_time [2019-10-14 22:33:48,143 INFO L130 BoogieDeclarations]: Found specification of procedure qdisc_watchdog_init [2019-10-14 22:33:48,143 INFO L130 BoogieDeclarations]: Found specification of procedure qdisc_watchdog_schedule_ns [2019-10-14 22:33:48,143 INFO L130 BoogieDeclarations]: Found specification of procedure qdisc_watchdog_schedule [2019-10-14 22:33:48,144 INFO L130 BoogieDeclarations]: Found specification of procedure qdisc_watchdog_cancel [2019-10-14 22:33:48,144 INFO L130 BoogieDeclarations]: Found specification of procedure register_qdisc [2019-10-14 22:33:48,144 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_qdisc [2019-10-14 22:33:48,144 INFO L130 BoogieDeclarations]: Found specification of procedure qdisc_get_rtab [2019-10-14 22:33:48,144 INFO L130 BoogieDeclarations]: Found specification of procedure qdisc_put_rtab [2019-10-14 22:33:48,144 INFO L130 BoogieDeclarations]: Found specification of procedure tc_classify_compat [2019-10-14 22:33:48,144 INFO L130 BoogieDeclarations]: Found specification of procedure psched_mtu [2019-10-14 22:33:48,144 INFO L130 BoogieDeclarations]: Found specification of procedure cbq_class_lookup [2019-10-14 22:33:48,144 INFO L130 BoogieDeclarations]: Found specification of procedure cbq_reclassify [2019-10-14 22:33:48,145 INFO L130 BoogieDeclarations]: Found specification of procedure cbq_classify [2019-10-14 22:33:48,145 INFO L130 BoogieDeclarations]: Found specification of procedure cbq_activate_class [2019-10-14 22:33:48,145 INFO L130 BoogieDeclarations]: Found specification of procedure cbq_deactivate_class [2019-10-14 22:33:48,145 INFO L130 BoogieDeclarations]: Found specification of procedure cbq_mark_toplevel [2019-10-14 22:33:48,145 INFO L130 BoogieDeclarations]: Found specification of procedure cbq_enqueue [2019-10-14 22:33:48,145 INFO L130 BoogieDeclarations]: Found specification of procedure cbq_ovl_classic [2019-10-14 22:33:48,145 INFO L130 BoogieDeclarations]: Found specification of procedure cbq_ovl_rclassic [2019-10-14 22:33:48,145 INFO L130 BoogieDeclarations]: Found specification of procedure cbq_ovl_delay [2019-10-14 22:33:48,145 INFO L130 BoogieDeclarations]: Found specification of procedure cbq_ovl_lowprio [2019-10-14 22:33:48,147 INFO L130 BoogieDeclarations]: Found specification of procedure cbq_ovl_drop [2019-10-14 22:33:48,147 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2019-10-14 22:33:48,147 INFO L130 BoogieDeclarations]: Found specification of procedure cbq_undelay_prio [2019-10-14 22:33:48,147 INFO L130 BoogieDeclarations]: Found specification of procedure cbq_undelay [2019-10-14 22:33:48,147 INFO L130 BoogieDeclarations]: Found specification of procedure cbq_reshape_fail [2019-10-14 22:33:48,147 INFO L130 BoogieDeclarations]: Found specification of procedure cbq_update_toplevel [2019-10-14 22:33:48,147 INFO L130 BoogieDeclarations]: Found specification of procedure cbq_update [2019-10-14 22:33:48,147 INFO L130 BoogieDeclarations]: Found specification of procedure cbq_under_limit [2019-10-14 22:33:48,147 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2019-10-14 22:33:48,148 INFO L130 BoogieDeclarations]: Found specification of procedure cbq_dequeue_prio [2019-10-14 22:33:48,148 INFO L130 BoogieDeclarations]: Found specification of procedure cbq_dequeue_1 [2019-10-14 22:33:48,148 INFO L130 BoogieDeclarations]: Found specification of procedure cbq_dequeue [2019-10-14 22:33:48,148 INFO L130 BoogieDeclarations]: Found specification of procedure cbq_adjust_levels [2019-10-14 22:33:48,148 INFO L130 BoogieDeclarations]: Found specification of procedure cbq_normalize_quanta [2019-10-14 22:33:48,148 INFO L130 BoogieDeclarations]: Found specification of procedure cbq_sync_defmap [2019-10-14 22:33:48,148 INFO L130 BoogieDeclarations]: Found specification of procedure cbq_change_defmap [2019-10-14 22:33:48,148 INFO L130 BoogieDeclarations]: Found specification of procedure cbq_unlink_class [2019-10-14 22:33:48,148 INFO L130 BoogieDeclarations]: Found specification of procedure cbq_link_class [2019-10-14 22:33:48,149 INFO L130 BoogieDeclarations]: Found specification of procedure cbq_drop [2019-10-14 22:33:48,149 INFO L130 BoogieDeclarations]: Found specification of procedure cbq_reset [2019-10-14 22:33:48,149 INFO L130 BoogieDeclarations]: Found specification of procedure cbq_set_lss [2019-10-14 22:33:48,149 INFO L130 BoogieDeclarations]: Found specification of procedure cbq_rmprio [2019-10-14 22:33:48,149 INFO L130 BoogieDeclarations]: Found specification of procedure cbq_addprio [2019-10-14 22:33:48,149 INFO L130 BoogieDeclarations]: Found specification of procedure cbq_set_wrr [2019-10-14 22:33:48,149 INFO L130 BoogieDeclarations]: Found specification of procedure cbq_set_overlimit [2019-10-14 22:33:48,149 INFO L130 BoogieDeclarations]: Found specification of procedure cbq_set_police [2019-10-14 22:33:48,150 INFO L130 BoogieDeclarations]: Found specification of procedure cbq_set_fopt [2019-10-14 22:33:48,150 INFO L130 BoogieDeclarations]: Found specification of procedure cbq_init [2019-10-14 22:33:48,151 INFO L130 BoogieDeclarations]: Found specification of procedure cbq_dump_rate [2019-10-14 22:33:48,152 INFO L130 BoogieDeclarations]: Found specification of procedure cbq_dump_lss [2019-10-14 22:33:48,152 INFO L130 BoogieDeclarations]: Found specification of procedure cbq_dump_wrr [2019-10-14 22:33:48,152 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2019-10-14 22:33:48,152 INFO L130 BoogieDeclarations]: Found specification of procedure cbq_dump_ovl [2019-10-14 22:33:48,152 INFO L130 BoogieDeclarations]: Found specification of procedure cbq_dump_fopt [2019-10-14 22:33:48,153 INFO L130 BoogieDeclarations]: Found specification of procedure cbq_dump_police [2019-10-14 22:33:48,153 INFO L130 BoogieDeclarations]: Found specification of procedure cbq_dump_attr [2019-10-14 22:33:48,153 INFO L130 BoogieDeclarations]: Found specification of procedure cbq_dump [2019-10-14 22:33:48,153 INFO L130 BoogieDeclarations]: Found specification of procedure cbq_dump_stats [2019-10-14 22:33:48,153 INFO L130 BoogieDeclarations]: Found specification of procedure cbq_dump_class [2019-10-14 22:33:48,153 INFO L130 BoogieDeclarations]: Found specification of procedure cbq_dump_class_stats [2019-10-14 22:33:48,153 INFO L130 BoogieDeclarations]: Found specification of procedure cbq_graft [2019-10-14 22:33:48,153 INFO L130 BoogieDeclarations]: Found specification of procedure cbq_leaf [2019-10-14 22:33:48,154 INFO L130 BoogieDeclarations]: Found specification of procedure cbq_qlen_notify [2019-10-14 22:33:48,154 INFO L130 BoogieDeclarations]: Found specification of procedure cbq_get [2019-10-14 22:33:48,154 INFO L130 BoogieDeclarations]: Found specification of procedure cbq_destroy_class [2019-10-14 22:33:48,154 INFO L130 BoogieDeclarations]: Found specification of procedure cbq_destroy [2019-10-14 22:33:48,154 INFO L130 BoogieDeclarations]: Found specification of procedure cbq_put [2019-10-14 22:33:48,154 INFO L130 BoogieDeclarations]: Found specification of procedure cbq_change_class [2019-10-14 22:33:48,154 INFO L130 BoogieDeclarations]: Found specification of procedure cbq_delete [2019-10-14 22:33:48,154 INFO L130 BoogieDeclarations]: Found specification of procedure cbq_find_tcf [2019-10-14 22:33:48,155 INFO L130 BoogieDeclarations]: Found specification of procedure cbq_bind_filter [2019-10-14 22:33:48,155 INFO L130 BoogieDeclarations]: Found specification of procedure cbq_unbind_filter [2019-10-14 22:33:48,155 INFO L130 BoogieDeclarations]: Found specification of procedure cbq_walk [2019-10-14 22:33:48,155 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~$Pointer$~TO~int [2019-10-14 22:33:48,155 INFO L130 BoogieDeclarations]: Found specification of procedure cbq_module_init [2019-10-14 22:33:48,155 INFO L130 BoogieDeclarations]: Found specification of procedure cbq_module_exit [2019-10-14 22:33:48,155 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2019-10-14 22:33:48,155 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2019-10-14 22:33:48,155 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_probe_2 [2019-10-14 22:33:48,156 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_setup_1 [2019-10-14 22:33:48,156 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-14 22:33:48,156 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_some_page [2019-10-14 22:33:48,156 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags_and_return_some_page [2019-10-14 22:33:48,156 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_nonatomic [2019-10-14 22:33:48,156 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_trylock [2019-10-14 22:33:48,156 INFO L130 BoogieDeclarations]: Found specification of procedure external_alloc [2019-10-14 22:33:48,156 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-10-14 22:33:48,156 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-14 22:33:48,157 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-10-14 22:33:48,157 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-10-14 22:33:48,157 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-14 22:33:49,412 INFO L685 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2019-10-14 22:33:53,200 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-14 22:33:53,200 INFO L284 CfgBuilder]: Removed 0 assume(true) statements. [2019-10-14 22:33:53,202 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 10:33:53 BoogieIcfgContainer [2019-10-14 22:33:53,203 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-14 22:33:53,206 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-10-14 22:33:53,206 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-10-14 22:33:53,209 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-10-14 22:33:53,209 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.10 10:33:44" (1/3) ... [2019-10-14 22:33:53,211 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2c8df0c5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.10 10:33:53, skipping insertion in model container [2019-10-14 22:33:53,211 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 10:33:47" (2/3) ... [2019-10-14 22:33:53,211 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2c8df0c5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.10 10:33:53, skipping insertion in model container [2019-10-14 22:33:53,211 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 10:33:53" (3/3) ... [2019-10-14 22:33:53,214 INFO L109 eAbstractionObserver]: Analyzing ICFG 43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-net--sched--sch_cbq.ko-entry_point.cil.out.i [2019-10-14 22:33:53,223 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-10-14 22:33:53,242 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-10-14 22:33:53,253 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-10-14 22:33:53,299 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-10-14 22:33:53,300 INFO L374 AbstractCegarLoop]: Hoare is true [2019-10-14 22:33:53,300 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-10-14 22:33:53,300 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-10-14 22:33:53,300 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-10-14 22:33:53,300 INFO L378 AbstractCegarLoop]: Difference is false [2019-10-14 22:33:53,300 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-10-14 22:33:53,300 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-10-14 22:33:53,364 INFO L276 IsEmpty]: Start isEmpty. Operand 1929 states. [2019-10-14 22:33:53,404 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2019-10-14 22:33:53,404 INFO L372 BasicCegarLoop]: Found error trace [2019-10-14 22:33:53,406 INFO L380 BasicCegarLoop]: trace histogram [10, 10, 10, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-14 22:33:53,408 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-14 22:33:53,413 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-14 22:33:53,414 INFO L82 PathProgramCache]: Analyzing trace with hash 971511553, now seen corresponding path program 1 times [2019-10-14 22:33:53,424 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-14 22:33:53,424 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1550191751] [2019-10-14 22:33:53,424 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-14 22:33:53,424 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-14 22:33:53,425 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-14 22:33:53,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 22:33:54,157 WARN L191 SmtUtils]: Spent 179.00 ms on a formula simplification that was a NOOP. DAG size: 121 [2019-10-14 22:33:54,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 22:33:54,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 22:33:54,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 22:33:54,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 22:33:54,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 22:33:54,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 22:33:54,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 22:33:54,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 22:33:54,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 22:33:54,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 22:33:54,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 22:33:54,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 22:33:54,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 22:33:54,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 22:33:54,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 22:33:54,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 22:33:54,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 22:33:54,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 22:33:54,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 22:33:54,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 22:33:54,536 INFO L134 CoverageAnalysis]: Checked inductivity of 183 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 183 trivial. 0 not checked. [2019-10-14 22:33:54,537 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1550191751] [2019-10-14 22:33:54,538 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-14 22:33:54,538 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-14 22:33:54,538 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1858028986] [2019-10-14 22:33:54,543 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-14 22:33:54,544 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-14 22:33:54,558 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-14 22:33:54,559 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-14 22:33:54,561 INFO L87 Difference]: Start difference. First operand 1929 states. Second operand 5 states. [2019-10-14 22:33:54,729 WARN L191 SmtUtils]: Spent 137.00 ms on a formula simplification that was a NOOP. DAG size: 124 [2019-10-14 22:33:54,933 WARN L191 SmtUtils]: Spent 144.00 ms on a formula simplification that was a NOOP. DAG size: 126 [2019-10-14 22:33:55,157 WARN L191 SmtUtils]: Spent 166.00 ms on a formula simplification that was a NOOP. DAG size: 123 [2019-10-14 22:34:18,302 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-14 22:34:18,303 INFO L93 Difference]: Finished difference Result 5756 states and 8030 transitions. [2019-10-14 22:34:18,303 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2019-10-14 22:34:18,305 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 153 [2019-10-14 22:34:18,306 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-14 22:34:18,360 INFO L225 Difference]: With dead ends: 5756 [2019-10-14 22:34:18,360 INFO L226 Difference]: Without dead ends: 3873 [2019-10-14 22:34:18,376 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 49 GetRequests, 42 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2019-10-14 22:34:18,402 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3873 states. [2019-10-14 22:34:18,760 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3873 to 2976. [2019-10-14 22:34:18,761 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2976 states. [2019-10-14 22:34:18,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2976 states to 2976 states and 3962 transitions. [2019-10-14 22:34:18,784 INFO L78 Accepts]: Start accepts. Automaton has 2976 states and 3962 transitions. Word has length 153 [2019-10-14 22:34:18,785 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-14 22:34:18,786 INFO L462 AbstractCegarLoop]: Abstraction has 2976 states and 3962 transitions. [2019-10-14 22:34:18,786 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-14 22:34:18,786 INFO L276 IsEmpty]: Start isEmpty. Operand 2976 states and 3962 transitions. [2019-10-14 22:34:18,805 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 200 [2019-10-14 22:34:18,805 INFO L372 BasicCegarLoop]: Found error trace [2019-10-14 22:34:18,806 INFO L380 BasicCegarLoop]: trace histogram [13, 13, 13, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-14 22:34:18,806 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-14 22:34:18,806 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-14 22:34:18,807 INFO L82 PathProgramCache]: Analyzing trace with hash 771041503, now seen corresponding path program 1 times [2019-10-14 22:34:18,807 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-14 22:34:18,807 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [431368604] [2019-10-14 22:34:18,807 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-14 22:34:18,807 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-14 22:34:18,808 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-14 22:34:18,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 22:34:19,112 WARN L191 SmtUtils]: Spent 148.00 ms on a formula simplification that was a NOOP. DAG size: 121 [2019-10-14 22:34:19,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 22:34:19,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 22:34:19,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 22:34:19,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 22:34:19,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 22:34:19,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 22:34:19,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 22:34:19,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 22:34:19,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 22:34:19,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 22:34:19,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 22:34:19,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 22:34:19,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 22:34:19,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 22:34:19,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 22:34:19,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 22:34:19,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 22:34:19,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 22:34:19,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 22:34:19,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 22:34:19,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 22:34:19,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 22:34:19,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 22:34:19,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 22:34:19,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 22:34:19,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 22:34:19,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 22:34:19,429 INFO L134 CoverageAnalysis]: Checked inductivity of 318 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 318 trivial. 0 not checked. [2019-10-14 22:34:19,430 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [431368604] [2019-10-14 22:34:19,430 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-14 22:34:19,430 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2019-10-14 22:34:19,430 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1649396194] [2019-10-14 22:34:19,432 INFO L442 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-10-14 22:34:19,432 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-14 22:34:19,432 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-10-14 22:34:19,433 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2019-10-14 22:34:19,433 INFO L87 Difference]: Start difference. First operand 2976 states and 3962 transitions. Second operand 7 states. [2019-10-14 22:34:19,593 WARN L191 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 124