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 --traceabstraction.trace.refinement.strategy SIFA_TAIPAN --sifa.abstract.domain CompoundDomain --rcfgbuilder.size.of.a.code.block LoopFreeBlock --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_QUICK -i ../../../trunk/examples/svcomp/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--net--usb--cdc_mbim.ko-entry_point.cil.out.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-f4eb214f-m [2019-10-13 22:08:47,276 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-13 22:08:47,279 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-13 22:08:47,291 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-13 22:08:47,291 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-13 22:08:47,293 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-13 22:08:47,294 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-13 22:08:47,296 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-13 22:08:47,298 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-13 22:08:47,299 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-13 22:08:47,300 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-13 22:08:47,301 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-13 22:08:47,301 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-13 22:08:47,302 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-13 22:08:47,303 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-13 22:08:47,304 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-13 22:08:47,305 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-13 22:08:47,306 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-13 22:08:47,308 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-13 22:08:47,310 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-13 22:08:47,312 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-13 22:08:47,313 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-13 22:08:47,314 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-13 22:08:47,315 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-13 22:08:47,318 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-13 22:08:47,318 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-13 22:08:47,318 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-13 22:08:47,319 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-13 22:08:47,320 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-13 22:08:47,321 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-13 22:08:47,321 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-13 22:08:47,322 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-13 22:08:47,323 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-13 22:08:47,324 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-13 22:08:47,325 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-13 22:08:47,325 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-13 22:08:47,326 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-13 22:08:47,326 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-13 22:08:47,326 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-13 22:08:47,327 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-13 22:08:47,328 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-13 22:08:47,329 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 [2019-10-13 22:08:47,344 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-13 22:08:47,344 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-13 22:08:47,347 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-13 22:08:47,347 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-13 22:08:47,347 INFO L138 SettingsManager]: * Use SBE=true [2019-10-13 22:08:47,348 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-13 22:08:47,348 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-13 22:08:47,348 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-13 22:08:47,348 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-13 22:08:47,348 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-13 22:08:47,349 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-13 22:08:47,349 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-13 22:08:47,349 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-13 22:08:47,349 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-13 22:08:47,349 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-13 22:08:47,350 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-13 22:08:47,350 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-13 22:08:47,350 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-13 22:08:47,350 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-13 22:08:47,350 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-13 22:08:47,351 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-13 22:08:47,351 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-13 22:08:47,351 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-13 22:08:47,351 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-13 22:08:47,351 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-13 22:08:47,352 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-13 22:08:47,352 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-13 22:08:47,353 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-13 22:08:47,353 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> SIFA_TAIPAN Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> CompoundDomain Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> LoopFreeBlock Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Call Summarizer -> TopInputCallSummarizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_QUICK [2019-10-13 22:08:47,624 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-13 22:08:47,637 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-13 22:08:47,640 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-13 22:08:47,641 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-13 22:08:47,642 INFO L275 PluginConnector]: CDTParser initialized [2019-10-13 22:08:47,642 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--net--usb--cdc_mbim.ko-entry_point.cil.out.i [2019-10-13 22:08:47,719 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/534255865/99fcb4dfed7149eaa362c025b0733c80/FLAGd880611f8 [2019-10-13 22:08:48,505 INFO L306 CDTParser]: Found 1 translation units. [2019-10-13 22:08:48,507 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--net--usb--cdc_mbim.ko-entry_point.cil.out.i [2019-10-13 22:08:48,550 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/534255865/99fcb4dfed7149eaa362c025b0733c80/FLAGd880611f8 [2019-10-13 22:08:49,065 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/534255865/99fcb4dfed7149eaa362c025b0733c80 [2019-10-13 22:08:49,074 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-13 22:08:49,075 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-13 22:08:49,076 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-13 22:08:49,076 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-13 22:08:49,080 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-13 22:08:49,081 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 10:08:49" (1/1) ... [2019-10-13 22:08:49,084 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2c657e8b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 10:08:49, skipping insertion in model container [2019-10-13 22:08:49,084 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 10:08:49" (1/1) ... [2019-10-13 22:08:49,092 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-13 22:08:49,221 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-13 22:08:50,846 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-13 22:08:50,897 INFO L188 MainTranslator]: Completed pre-run [2019-10-13 22:08:51,200 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-13 22:08:51,407 INFO L192 MainTranslator]: Completed translation [2019-10-13 22:08:51,408 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 10:08:51 WrapperNode [2019-10-13 22:08:51,408 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-13 22:08:51,409 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-13 22:08:51,409 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-13 22:08:51,409 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-13 22:08:51,432 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 10:08:51" (1/1) ... [2019-10-13 22:08:51,433 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 10:08:51" (1/1) ... [2019-10-13 22:08:51,484 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 10:08:51" (1/1) ... [2019-10-13 22:08:51,485 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 10:08:51" (1/1) ... [2019-10-13 22:08:51,614 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 10:08:51" (1/1) ... [2019-10-13 22:08:51,641 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 10:08:51" (1/1) ... [2019-10-13 22:08:51,661 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 10:08:51" (1/1) ... [2019-10-13 22:08:51,676 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-13 22:08:51,676 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-13 22:08:51,677 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-13 22:08:51,677 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-13 22:08:51,678 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 10:08:51" (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 [2019-10-13 22:08:51,749 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-13 22:08:51,750 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-13 22:08:51,750 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2019-10-13 22:08:51,750 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~pm_message_t~0~TO~int [2019-10-13 22:08:51,750 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2019-10-13 22:08:51,751 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab16 [2019-10-13 22:08:51,752 INFO L138 BoogieDeclarations]: Found implementation of procedure ERR_PTR [2019-10-13 22:08:51,752 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2019-10-13 22:08:51,752 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2019-10-13 22:08:51,753 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2019-10-13 22:08:51,753 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_dec_and_test [2019-10-13 22:08:51,754 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_add_return [2019-10-13 22:08:51,754 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_bh [2019-10-13 22:08:51,754 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_bh [2019-10-13 22:08:51,754 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2019-10-13 22:08:51,755 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2019-10-13 22:08:51,757 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2019-10-13 22:08:51,806 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ptr [2019-10-13 22:08:51,806 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ulong [2019-10-13 22:08:51,807 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2019-10-13 22:08:51,807 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2019-10-13 22:08:51,807 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2019-10-13 22:08:51,808 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_trap [2019-10-13 22:08:51,808 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_end_pointer [2019-10-13 22:08:51,808 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_header_cloned [2019-10-13 22:08:51,808 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_headroom [2019-10-13 22:08:51,808 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_mac_header [2019-10-13 22:08:51,808 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_reset_mac_header [2019-10-13 22:08:51,809 INFO L138 BoogieDeclarations]: Found implementation of procedure __netdev_alloc_skb_ip_align [2019-10-13 22:08:51,809 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_alloc_skb_ip_align [2019-10-13 22:08:51,809 INFO L138 BoogieDeclarations]: Found implementation of procedure __skb_cow [2019-10-13 22:08:51,809 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_cow_head [2019-10-13 22:08:51,809 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_hdr [2019-10-13 22:08:51,809 INFO L138 BoogieDeclarations]: Found implementation of procedure vlan_hw_offload_capable [2019-10-13 22:08:51,810 INFO L138 BoogieDeclarations]: Found implementation of procedure vlan_insert_tag [2019-10-13 22:08:51,810 INFO L138 BoogieDeclarations]: Found implementation of procedure __vlan_put_tag [2019-10-13 22:08:51,810 INFO L138 BoogieDeclarations]: Found implementation of procedure __vlan_hwaccel_put_tag [2019-10-13 22:08:51,811 INFO L138 BoogieDeclarations]: Found implementation of procedure vlan_put_tag [2019-10-13 22:08:51,812 INFO L138 BoogieDeclarations]: Found implementation of procedure __vlan_get_tag [2019-10-13 22:08:51,812 INFO L138 BoogieDeclarations]: Found implementation of procedure __vlan_hwaccel_get_tag [2019-10-13 22:08:51,812 INFO L138 BoogieDeclarations]: Found implementation of procedure vlan_get_tag [2019-10-13 22:08:51,812 INFO L138 BoogieDeclarations]: Found implementation of procedure cdc_mbim_manage_power [2019-10-13 22:08:51,812 INFO L138 BoogieDeclarations]: Found implementation of procedure cdc_mbim_wdm_manage_power [2019-10-13 22:08:51,813 INFO L138 BoogieDeclarations]: Found implementation of procedure cdc_mbim_bind [2019-10-13 22:08:51,813 INFO L138 BoogieDeclarations]: Found implementation of procedure cdc_mbim_unbind [2019-10-13 22:08:51,813 INFO L138 BoogieDeclarations]: Found implementation of procedure cdc_mbim_tx_fixup [2019-10-13 22:08:51,813 INFO L138 BoogieDeclarations]: Found implementation of procedure cdc_mbim_process_dgram [2019-10-13 22:08:51,813 INFO L138 BoogieDeclarations]: Found implementation of procedure cdc_mbim_rx_fixup [2019-10-13 22:08:51,813 INFO L138 BoogieDeclarations]: Found implementation of procedure cdc_mbim_suspend [2019-10-13 22:08:51,813 INFO L138 BoogieDeclarations]: Found implementation of procedure cdc_mbim_resume [2019-10-13 22:08:51,814 INFO L138 BoogieDeclarations]: Found implementation of procedure cdc_mbim_driver_init [2019-10-13 22:08:51,814 INFO L138 BoogieDeclarations]: Found implementation of procedure cdc_mbim_driver_exit [2019-10-13 22:08:51,814 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_driver_info_2 [2019-10-13 22:08:51,814 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_driver_info_3 [2019-10-13 22:08:51,814 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_driver_1 [2019-10-13 22:08:51,814 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-13 22:08:51,814 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_autopm_get_interface_2 [2019-10-13 22:08:51,816 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_autopm_put_interface_3 [2019-10-13 22:08:51,816 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_get_intfdata_4 [2019-10-13 22:08:51,817 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_register_driver_7 [2019-10-13 22:08:51,817 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_deregister_8 [2019-10-13 22:08:51,817 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop___0 [2019-10-13 22:08:51,817 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_get_intfdata [2019-10-13 22:08:51,818 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_set_intfdata [2019-10-13 22:08:51,818 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_put_intf [2019-10-13 22:08:51,818 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_alloc_urb [2019-10-13 22:08:51,818 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_urb [2019-10-13 22:08:51,818 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_fill_int_urb [2019-10-13 22:08:51,818 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_fill_bulk_urb [2019-10-13 22:08:51,818 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_submit_urb [2019-10-13 22:08:51,819 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_interface_to_usbdev [2019-10-13 22:08:51,819 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_get_dev [2019-10-13 22:08:51,819 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_put_dev [2019-10-13 22:08:51,820 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_get_interface [2019-10-13 22:08:51,820 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_put_interface [2019-10-13 22:08:51,820 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_serial_register [2019-10-13 22:08:51,822 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_serial_deregister [2019-10-13 22:08:51,822 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2019-10-13 22:08:51,822 INFO L138 BoogieDeclarations]: Found implementation of procedure __dynamic_dev_dbg [2019-10-13 22:08:51,822 INFO L138 BoogieDeclarations]: Found implementation of procedure __dynamic_netdev_dbg [2019-10-13 22:08:51,824 INFO L138 BoogieDeclarations]: Found implementation of procedure __netdev_alloc_skb [2019-10-13 22:08:51,824 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_bh [2019-10-13 22:08:51,824 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock_bh [2019-10-13 22:08:51,824 INFO L138 BoogieDeclarations]: Found implementation of procedure cdc_ncm_bind_common [2019-10-13 22:08:51,824 INFO L138 BoogieDeclarations]: Found implementation of procedure cdc_ncm_fill_tx_frame [2019-10-13 22:08:51,824 INFO L138 BoogieDeclarations]: Found implementation of procedure cdc_ncm_rx_verify_ndp16 [2019-10-13 22:08:51,825 INFO L138 BoogieDeclarations]: Found implementation of procedure cdc_ncm_rx_verify_nth16 [2019-10-13 22:08:51,826 INFO L138 BoogieDeclarations]: Found implementation of procedure cdc_ncm_select_altsetting [2019-10-13 22:08:51,826 INFO L138 BoogieDeclarations]: Found implementation of procedure cdc_ncm_unbind [2019-10-13 22:08:51,826 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_any [2019-10-13 22:08:51,827 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree_skb [2019-10-13 22:08:51,827 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2019-10-13 22:08:51,827 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_err [2019-10-13 22:08:51,827 INFO L138 BoogieDeclarations]: Found implementation of procedure pskb_expand_head [2019-10-13 22:08:51,827 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_pull [2019-10-13 22:08:51,827 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_push [2019-10-13 22:08:51,827 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2019-10-13 22:08:51,828 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_cdc_wdm_register [2019-10-13 22:08:51,828 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_deregister [2019-10-13 22:08:51,828 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_register_driver [2019-10-13 22:08:51,828 INFO L138 BoogieDeclarations]: Found implementation of procedure usbnet_disconnect [2019-10-13 22:08:51,828 INFO L138 BoogieDeclarations]: Found implementation of procedure usbnet_probe [2019-10-13 22:08:51,828 INFO L138 BoogieDeclarations]: Found implementation of procedure usbnet_resume [2019-10-13 22:08:51,829 INFO L138 BoogieDeclarations]: Found implementation of procedure usbnet_skb_return [2019-10-13 22:08:51,829 INFO L138 BoogieDeclarations]: Found implementation of procedure usbnet_suspend [2019-10-13 22:08:51,829 INFO L138 BoogieDeclarations]: Found implementation of procedure external_alloc [2019-10-13 22:08:51,829 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2019-10-13 22:08:51,829 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2019-10-13 22:08:51,830 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2019-10-13 22:08:51,830 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2019-10-13 22:08:51,830 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memmove [2019-10-13 22:08:51,830 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-13 22:08:51,830 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2019-10-13 22:08:51,830 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy [2019-10-13 22:08:51,831 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2019-10-13 22:08:51,831 INFO L130 BoogieDeclarations]: Found specification of procedure memmove [2019-10-13 22:08:51,831 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab16 [2019-10-13 22:08:51,832 INFO L130 BoogieDeclarations]: Found specification of procedure __dynamic_dev_dbg [2019-10-13 22:08:51,832 INFO L130 BoogieDeclarations]: Found specification of procedure __dynamic_netdev_dbg [2019-10-13 22:08:51,832 INFO L130 BoogieDeclarations]: Found specification of procedure ERR_PTR [2019-10-13 22:08:51,833 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2019-10-13 22:08:51,833 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2019-10-13 22:08:51,834 INFO L130 BoogieDeclarations]: Found specification of procedure __xadd_wrong_size [2019-10-13 22:08:51,834 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2019-10-13 22:08:51,835 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-10-13 22:08:51,835 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_dec_and_test [2019-10-13 22:08:51,835 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_add_return [2019-10-13 22:08:51,835 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_bh [2019-10-13 22:08:51,836 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock_bh [2019-10-13 22:08:51,836 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_bh [2019-10-13 22:08:51,836 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_bh [2019-10-13 22:08:51,837 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_get_intfdata_4 [2019-10-13 22:08:51,837 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_autopm_get_interface_2 [2019-10-13 22:08:51,838 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_autopm_put_interface_3 [2019-10-13 22:08:51,841 INFO L130 BoogieDeclarations]: Found specification of procedure usb_register_driver [2019-10-13 22:08:51,842 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_register_driver_7 [2019-10-13 22:08:51,842 INFO L130 BoogieDeclarations]: Found specification of procedure usb_deregister [2019-10-13 22:08:51,842 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_deregister_8 [2019-10-13 22:08:51,843 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_get_interface [2019-10-13 22:08:51,843 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_put_interface [2019-10-13 22:08:51,843 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_get_intfdata [2019-10-13 22:08:51,843 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-10-13 22:08:51,843 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2019-10-13 22:08:51,844 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-13 22:08:51,849 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2019-10-13 22:08:51,849 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_pointer [2019-10-13 22:08:51,850 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-10-13 22:08:51,850 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2019-10-13 22:08:51,850 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-10-13 22:08:51,850 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2019-10-13 22:08:51,850 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2019-10-13 22:08:51,850 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2019-10-13 22:08:51,850 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ptr [2019-10-13 22:08:51,850 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ulong [2019-10-13 22:08:51,850 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2019-10-13 22:08:51,851 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2019-10-13 22:08:51,851 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_trap [2019-10-13 22:08:51,851 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_driver_info_2 [2019-10-13 22:08:51,851 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_driver_info_3 [2019-10-13 22:08:51,852 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_driver_1 [2019-10-13 22:08:51,852 INFO L130 BoogieDeclarations]: Found specification of procedure kfree_skb [2019-10-13 22:08:51,852 INFO L130 BoogieDeclarations]: Found specification of procedure pskb_expand_head [2019-10-13 22:08:51,852 INFO L130 BoogieDeclarations]: Found specification of procedure skb_end_pointer [2019-10-13 22:08:51,852 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-10-13 22:08:51,852 INFO L130 BoogieDeclarations]: Found specification of procedure skb_header_cloned [2019-10-13 22:08:51,853 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2019-10-13 22:08:51,853 INFO L130 BoogieDeclarations]: Found specification of procedure skb_push [2019-10-13 22:08:51,853 INFO L130 BoogieDeclarations]: Found specification of procedure skb_pull [2019-10-13 22:08:51,853 INFO L130 BoogieDeclarations]: Found specification of procedure skb_headroom [2019-10-13 22:08:51,853 INFO L130 BoogieDeclarations]: Found specification of procedure skb_mac_header [2019-10-13 22:08:51,853 INFO L130 BoogieDeclarations]: Found specification of procedure skb_reset_mac_header [2019-10-13 22:08:51,853 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-13 22:08:51,853 INFO L130 BoogieDeclarations]: Found specification of procedure __netdev_alloc_skb [2019-10-13 22:08:51,854 INFO L130 BoogieDeclarations]: Found specification of procedure __netdev_alloc_skb_ip_align [2019-10-13 22:08:51,854 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_alloc_skb_ip_align [2019-10-13 22:08:51,854 INFO L130 BoogieDeclarations]: Found specification of procedure __skb_cow [2019-10-13 22:08:51,854 INFO L130 BoogieDeclarations]: Found specification of procedure skb_cow_head [2019-10-13 22:08:51,854 INFO L130 BoogieDeclarations]: Found specification of procedure eth_hdr [2019-10-13 22:08:51,854 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_any [2019-10-13 22:08:51,854 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_err [2019-10-13 22:08:51,855 INFO L130 BoogieDeclarations]: Found specification of procedure vlan_hw_offload_capable [2019-10-13 22:08:51,855 INFO L130 BoogieDeclarations]: Found specification of procedure vlan_insert_tag [2019-10-13 22:08:51,855 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memmove [2019-10-13 22:08:51,855 INFO L130 BoogieDeclarations]: Found specification of procedure __vlan_put_tag [2019-10-13 22:08:51,855 INFO L130 BoogieDeclarations]: Found specification of procedure __vlan_hwaccel_put_tag [2019-10-13 22:08:51,855 INFO L130 BoogieDeclarations]: Found specification of procedure vlan_put_tag [2019-10-13 22:08:51,856 INFO L130 BoogieDeclarations]: Found specification of procedure __vlan_get_tag [2019-10-13 22:08:51,856 INFO L130 BoogieDeclarations]: Found specification of procedure __vlan_hwaccel_get_tag [2019-10-13 22:08:51,857 INFO L130 BoogieDeclarations]: Found specification of procedure vlan_get_tag [2019-10-13 22:08:51,857 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_probe [2019-10-13 22:08:51,857 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_suspend [2019-10-13 22:08:51,857 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_resume [2019-10-13 22:08:51,857 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_disconnect [2019-10-13 22:08:51,858 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_skb_return [2019-10-13 22:08:51,858 INFO L130 BoogieDeclarations]: Found specification of procedure usb_cdc_wdm_register [2019-10-13 22:08:51,858 INFO L130 BoogieDeclarations]: Found specification of procedure cdc_ncm_select_altsetting [2019-10-13 22:08:51,858 INFO L130 BoogieDeclarations]: Found specification of procedure cdc_ncm_bind_common [2019-10-13 22:08:51,858 INFO L130 BoogieDeclarations]: Found specification of procedure cdc_ncm_unbind [2019-10-13 22:08:51,859 INFO L130 BoogieDeclarations]: Found specification of procedure cdc_ncm_fill_tx_frame [2019-10-13 22:08:51,859 INFO L130 BoogieDeclarations]: Found specification of procedure cdc_ncm_rx_verify_nth16 [2019-10-13 22:08:51,859 INFO L130 BoogieDeclarations]: Found specification of procedure cdc_ncm_rx_verify_ndp16 [2019-10-13 22:08:51,859 INFO L130 BoogieDeclarations]: Found specification of procedure cdc_mbim_manage_power [2019-10-13 22:08:51,859 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-13 22:08:51,859 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-10-13 22:08:51,860 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-13 22:08:51,860 INFO L130 BoogieDeclarations]: Found specification of procedure cdc_mbim_wdm_manage_power [2019-10-13 22:08:51,860 INFO L130 BoogieDeclarations]: Found specification of procedure cdc_mbim_bind [2019-10-13 22:08:51,860 INFO L130 BoogieDeclarations]: Found specification of procedure cdc_mbim_unbind [2019-10-13 22:08:51,860 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2019-10-13 22:08:51,861 INFO L130 BoogieDeclarations]: Found specification of procedure cdc_mbim_tx_fixup [2019-10-13 22:08:51,861 INFO L130 BoogieDeclarations]: Found specification of procedure cdc_mbim_process_dgram [2019-10-13 22:08:51,861 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2019-10-13 22:08:51,861 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2019-10-13 22:08:51,862 INFO L130 BoogieDeclarations]: Found specification of procedure cdc_mbim_rx_fixup [2019-10-13 22:08:51,862 INFO L130 BoogieDeclarations]: Found specification of procedure cdc_mbim_suspend [2019-10-13 22:08:51,862 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~pm_message_t~0~TO~int [2019-10-13 22:08:51,862 INFO L130 BoogieDeclarations]: Found specification of procedure cdc_mbim_resume [2019-10-13 22:08:51,862 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2019-10-13 22:08:51,863 INFO L130 BoogieDeclarations]: Found specification of procedure cdc_mbim_driver_init [2019-10-13 22:08:51,863 INFO L130 BoogieDeclarations]: Found specification of procedure cdc_mbim_driver_exit [2019-10-13 22:08:51,863 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2019-10-13 22:08:51,863 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2019-10-13 22:08:51,863 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-13 22:08:51,864 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop___0 [2019-10-13 22:08:51,864 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_set_intfdata [2019-10-13 22:08:51,864 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_put_intf [2019-10-13 22:08:51,864 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_alloc_urb [2019-10-13 22:08:51,864 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_urb [2019-10-13 22:08:51,865 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_fill_int_urb [2019-10-13 22:08:51,865 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_fill_bulk_urb [2019-10-13 22:08:51,865 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_submit_urb [2019-10-13 22:08:51,865 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_interface_to_usbdev [2019-10-13 22:08:51,865 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_get_dev [2019-10-13 22:08:51,865 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_put_dev [2019-10-13 22:08:51,865 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_serial_register [2019-10-13 22:08:51,866 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_serial_deregister [2019-10-13 22:08:51,866 INFO L130 BoogieDeclarations]: Found specification of procedure external_alloc [2019-10-13 22:08:51,866 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uchar [2019-10-13 22:08:51,866 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-10-13 22:08:51,866 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2019-10-13 22:08:51,866 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-13 22:08:51,866 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-10-13 22:08:51,866 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-10-13 22:08:51,867 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-13 22:08:51,867 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2019-10-13 22:08:51,867 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2019-10-13 22:08:51,867 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2019-10-13 22:08:51,867 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2019-10-13 22:08:52,720 INFO L685 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2019-10-13 22:08:53,626 INFO L685 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stop___0FINAL: assume true; [2019-10-13 22:08:55,777 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-13 22:08:55,778 INFO L284 CfgBuilder]: Removed 0 assume(true) statements. [2019-10-13 22:08:55,780 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 10:08:55 BoogieIcfgContainer [2019-10-13 22:08:55,780 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-13 22:08:55,781 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-10-13 22:08:55,781 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-10-13 22:08:55,784 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-10-13 22:08:55,785 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.10 10:08:49" (1/3) ... [2019-10-13 22:08:55,785 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7f48fc40 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 10:08:55, skipping insertion in model container [2019-10-13 22:08:55,786 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 10:08:51" (2/3) ... [2019-10-13 22:08:55,786 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7f48fc40 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 10:08:55, skipping insertion in model container [2019-10-13 22:08:55,786 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 10:08:55" (3/3) ... [2019-10-13 22:08:55,788 INFO L109 eAbstractionObserver]: Analyzing ICFG linux-3.12-rc1.tar.xz-144_2a-drivers--net--usb--cdc_mbim.ko-entry_point.cil.out.i [2019-10-13 22:08:55,799 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-10-13 22:08:55,813 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-10-13 22:08:55,825 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-10-13 22:08:55,866 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-10-13 22:08:55,867 INFO L374 AbstractCegarLoop]: Hoare is true [2019-10-13 22:08:55,867 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-10-13 22:08:55,867 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-10-13 22:08:55,867 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-10-13 22:08:55,867 INFO L378 AbstractCegarLoop]: Difference is false [2019-10-13 22:08:55,871 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-10-13 22:08:55,873 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-10-13 22:08:55,918 INFO L276 IsEmpty]: Start isEmpty. Operand 641 states. [2019-10-13 22:08:55,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2019-10-13 22:08:55,948 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 22:08:55,949 INFO L380 BasicCegarLoop]: trace histogram [3, 3, 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] [2019-10-13 22:08:55,952 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 22:08:55,957 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 22:08:55,957 INFO L82 PathProgramCache]: Analyzing trace with hash 1378793357, now seen corresponding path program 1 times [2019-10-13 22:08:55,965 INFO L157 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-13 22:08:55,966 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [680197691] [2019-10-13 22:08:55,966 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 22:08:55,966 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 22:08:55,966 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 22:08:56,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 22:08:56,491 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2019-10-13 22:08:56,492 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [680197691] [2019-10-13 22:08:56,492 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 22:08:56,493 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-13 22:08:56,493 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [555449423] [2019-10-13 22:08:56,498 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-13 22:08:56,499 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-10-13 22:08:56,513 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-13 22:08:56,514 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-13 22:08:56,516 INFO L87 Difference]: Start difference. First operand 641 states. Second operand 3 states. [2019-10-13 22:08:56,812 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 22:08:56,812 INFO L93 Difference]: Finished difference Result 1724 states and 2245 transitions. [2019-10-13 22:08:56,813 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-13 22:08:56,815 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 50 [2019-10-13 22:08:56,815 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 22:08:56,937 INFO L225 Difference]: With dead ends: 1724 [2019-10-13 22:08:56,937 INFO L226 Difference]: Without dead ends: 1110 [2019-10-13 22:08:56,946 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-13 22:08:56,967 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1110 states. [2019-10-13 22:08:57,113 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1110 to 1107. [2019-10-13 22:08:57,115 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1107 states. [2019-10-13 22:08:57,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1107 states to 1107 states and 1419 transitions. [2019-10-13 22:08:57,129 INFO L78 Accepts]: Start accepts. Automaton has 1107 states and 1419 transitions. Word has length 50 [2019-10-13 22:08:57,129 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 22:08:57,129 INFO L462 AbstractCegarLoop]: Abstraction has 1107 states and 1419 transitions. [2019-10-13 22:08:57,130 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-13 22:08:57,130 INFO L276 IsEmpty]: Start isEmpty. Operand 1107 states and 1419 transitions. [2019-10-13 22:08:57,140 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2019-10-13 22:08:57,141 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 22:08:57,141 INFO L380 BasicCegarLoop]: trace histogram [3, 3, 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] [2019-10-13 22:08:57,141 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 22:08:57,142 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 22:08:57,142 INFO L82 PathProgramCache]: Analyzing trace with hash 496649964, now seen corresponding path program 1 times [2019-10-13 22:08:57,142 INFO L157 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-13 22:08:57,142 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1781988771] [2019-10-13 22:08:57,142 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 22:08:57,143 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 22:08:57,143 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 22:08:57,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 22:08:57,428 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2019-10-13 22:08:57,429 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1781988771] [2019-10-13 22:08:57,429 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [388729537] [2019-10-13 22:08:57,429 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-13 22:08:57,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 22:08:57,920 INFO L256 TraceCheckSpWp]: Trace formula consists of 1591 conjuncts, 3 conjunts are in the unsatisfiable core [2019-10-13 22:08:57,936 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-10-13 22:08:57,982 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-10-13 22:08:57,982 INFO L321 TraceCheckSpWp]: Computing backward predicates... [2019-10-13 22:08:58,096 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2019-10-13 22:08:58,097 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 2 imperfect interpolant sequences. [2019-10-13 22:08:58,097 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [4, 4] total 8 [2019-10-13 22:08:58,097 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1565290923] [2019-10-13 22:08:58,099 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-10-13 22:08:58,100 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-10-13 22:08:58,100 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-10-13 22:08:58,100 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=35, Unknown=0, NotChecked=0, Total=56 [2019-10-13 22:08:58,100 INFO L87 Difference]: Start difference. First operand 1107 states and 1419 transitions. Second operand 4 states. [2019-10-13 22:08:58,281 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 22:08:58,281 INFO L93 Difference]: Finished difference Result 2207 states and 2844 transitions. [2019-10-13 22:08:58,281 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-10-13 22:08:58,281 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 64 [2019-10-13 22:08:58,282 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 22:08:58,291 INFO L225 Difference]: With dead ends: 2207 [2019-10-13 22:08:58,291 INFO L226 Difference]: Without dead ends: 1109 [2019-10-13 22:08:58,297 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 132 GetRequests, 124 SyntacticMatches, 1 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=28, Invalid=44, Unknown=0, NotChecked=0, Total=72 [2019-10-13 22:08:58,299 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1109 states. [2019-10-13 22:08:58,376 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1109 to 1109. [2019-10-13 22:08:58,376 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1109 states. [2019-10-13 22:08:58,383 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1109 states to 1109 states and 1421 transitions. [2019-10-13 22:08:58,384 INFO L78 Accepts]: Start accepts. Automaton has 1109 states and 1421 transitions. Word has length 64 [2019-10-13 22:08:58,384 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 22:08:58,384 INFO L462 AbstractCegarLoop]: Abstraction has 1109 states and 1421 transitions. [2019-10-13 22:08:58,384 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-10-13 22:08:58,384 INFO L276 IsEmpty]: Start isEmpty. Operand 1109 states and 1421 transitions. [2019-10-13 22:08:58,388 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2019-10-13 22:08:58,388 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 22:08:58,388 INFO L380 BasicCegarLoop]: trace histogram [3, 3, 3, 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] [2019-10-13 22:08:58,596 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-13 22:08:58,596 INFO L410 AbstractCegarLoop]: === Iteration 3 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 22:08:58,597 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 22:08:58,597 INFO L82 PathProgramCache]: Analyzing trace with hash -2058180084, now seen corresponding path program 1 times [2019-10-13 22:08:58,598 INFO L157 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-13 22:08:58,598 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1361026369] [2019-10-13 22:08:58,598 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 22:08:58,598 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 22:08:58,599 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 22:08:58,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 22:08:58,792 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2019-10-13 22:08:58,792 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1361026369] [2019-10-13 22:08:58,792 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1911301450] [2019-10-13 22:08:58,793 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-13 22:08:59,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 22:08:59,221 INFO L256 TraceCheckSpWp]: Trace formula consists of 1609 conjuncts, 4 conjunts are in the unsatisfiable core [2019-10-13 22:08:59,228 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-10-13 22:08:59,265 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 16 proven. 1 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2019-10-13 22:08:59,265 INFO L321 TraceCheckSpWp]: Computing backward predicates... [2019-10-13 22:08:59,404 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2019-10-13 22:08:59,404 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1454781519] [2019-10-13 22:08:59,450 INFO L162 IcfgInterpreter]: Started Sifa with 55 locations of interest [2019-10-13 22:08:59,451 INFO L169 IcfgInterpreter]: Building call graph [2019-10-13 22:08:59,458 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-10-13 22:08:59,467 INFO L179 IcfgInterpreter]: Starting interpretation [2019-10-13 22:08:59,467 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-10-13 22:09:08,714 WARN L191 SmtUtils]: Spent 506.00 ms on a formula simplification that was a NOOP. DAG size: 1058 [2019-10-13 22:09:11,543 WARN L191 SmtUtils]: Spent 1000.00 ms on a formula simplification. DAG size of input: 242 DAG size of output: 197 [2019-10-13 22:09:12,079 WARN L191 SmtUtils]: Spent 526.00 ms on a formula simplification that was a NOOP. DAG size: 1094 [2019-10-13 22:09:12,586 WARN L191 SmtUtils]: Spent 500.00 ms on a formula simplification that was a NOOP. DAG size: 1094 [2019-10-13 22:09:13,035 WARN L191 SmtUtils]: Spent 445.00 ms on a formula simplification that was a NOOP. DAG size: 1094 [2019-10-13 22:09:13,672 WARN L191 SmtUtils]: Spent 536.00 ms on a formula simplification that was a NOOP. DAG size: 1260 [2019-10-13 22:09:14,187 WARN L191 SmtUtils]: Spent 498.00 ms on a formula simplification that was a NOOP. DAG size: 1260 [2019-10-13 22:09:14,716 WARN L191 SmtUtils]: Spent 526.00 ms on a formula simplification that was a NOOP. DAG size: 1260 [2019-10-13 22:09:15,279 WARN L191 SmtUtils]: Spent 490.00 ms on a formula simplification that was a NOOP. DAG size: 1260 [2019-10-13 22:09:16,363 WARN L191 SmtUtils]: Spent 1.06 s on a formula simplification. DAG size of input: 1262 DAG size of output: 1260 [2019-10-13 22:09:16,842 WARN L191 SmtUtils]: Spent 475.00 ms on a formula simplification that was a NOOP. DAG size: 1260 [2019-10-13 22:09:17,391 WARN L191 SmtUtils]: Spent 479.00 ms on a formula simplification that was a NOOP. DAG size: 1260 [2019-10-13 22:09:17,894 WARN L191 SmtUtils]: Spent 499.00 ms on a formula simplification that was a NOOP. DAG size: 1260 [2019-10-13 22:09:18,394 WARN L191 SmtUtils]: Spent 497.00 ms on a formula simplification that was a NOOP. DAG size: 1260 [2019-10-13 22:09:18,942 WARN L191 SmtUtils]: Spent 490.00 ms on a formula simplification that was a NOOP. DAG size: 1260 [2019-10-13 22:09:18,970 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 1294 for LOIs [2019-10-13 22:09:19,475 WARN L191 SmtUtils]: Spent 504.00 ms on a formula simplification that was a NOOP. DAG size: 1294 [2019-10-13 22:09:19,954 WARN L191 SmtUtils]: Spent 475.00 ms on a formula simplification that was a NOOP. DAG size: 1294 [2019-10-13 22:09:20,108 WARN L191 SmtUtils]: Spent 140.00 ms on a formula simplification that was a NOOP. DAG size: 336 [2019-10-13 22:09:20,879 WARN L191 SmtUtils]: Spent 768.00 ms on a formula simplification that was a NOOP. DAG size: 1382 [2019-10-13 22:09:21,437 WARN L191 SmtUtils]: Spent 513.00 ms on a formula simplification that was a NOOP. DAG size: 1324 [2019-10-13 22:09:21,939 WARN L191 SmtUtils]: Spent 498.00 ms on a formula simplification that was a NOOP. DAG size: 1324 [2019-10-13 22:09:22,697 WARN L191 SmtUtils]: Spent 662.00 ms on a formula simplification that was a NOOP. DAG size: 1418