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-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--wan--lmc--lmc.ko-entry_point.cil.out.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-673a906-m [2019-10-02 09:56:38,962 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-02 09:56:38,964 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-02 09:56:38,976 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-02 09:56:38,976 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-02 09:56:38,977 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-02 09:56:38,978 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-02 09:56:38,980 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-02 09:56:38,982 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-02 09:56:38,983 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-02 09:56:38,984 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-02 09:56:38,985 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-02 09:56:38,985 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-02 09:56:38,986 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-02 09:56:38,987 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-02 09:56:38,988 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-02 09:56:38,989 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-02 09:56:38,990 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-02 09:56:38,992 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-02 09:56:38,994 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-02 09:56:38,995 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-02 09:56:38,996 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-02 09:56:38,997 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-02 09:56:38,998 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-02 09:56:39,001 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-02 09:56:39,001 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-02 09:56:39,001 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-02 09:56:39,002 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-02 09:56:39,002 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-02 09:56:39,003 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-02 09:56:39,004 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-02 09:56:39,004 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-02 09:56:39,005 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-02 09:56:39,006 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-02 09:56:39,007 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-02 09:56:39,007 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-02 09:56:39,008 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-02 09:56:39,008 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-02 09:56:39,008 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-02 09:56:39,009 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-02 09:56:39,010 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-02 09:56:39,011 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 [2019-10-02 09:56:39,025 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-02 09:56:39,025 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-02 09:56:39,027 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-02 09:56:39,027 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-02 09:56:39,027 INFO L138 SettingsManager]: * Use SBE=true [2019-10-02 09:56:39,027 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-02 09:56:39,028 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-02 09:56:39,028 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-02 09:56:39,028 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-02 09:56:39,028 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-02 09:56:39,028 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-02 09:56:39,029 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-02 09:56:39,029 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-02 09:56:39,029 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-02 09:56:39,029 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-02 09:56:39,029 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-02 09:56:39,029 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-02 09:56:39,030 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-02 09:56:39,030 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-02 09:56:39,030 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-02 09:56:39,030 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-02 09:56:39,030 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-02 09:56:39,031 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-02 09:56:39,031 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-02 09:56:39,031 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-02 09:56:39,031 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-02 09:56:39,032 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-02 09:56:39,032 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-02 09:56:39,032 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-10-02 09:56:39,071 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-02 09:56:39,083 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-02 09:56:39,086 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-02 09:56:39,088 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-02 09:56:39,088 INFO L275 PluginConnector]: CDTParser initialized [2019-10-02 09:56:39,089 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--wan--lmc--lmc.ko-entry_point.cil.out.i [2019-10-02 09:56:39,166 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/becdc0d09/b769f651a268420c8e64132eeafb1970/FLAGb699ac858 [2019-10-02 09:56:40,076 INFO L306 CDTParser]: Found 1 translation units. [2019-10-02 09:56:40,077 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--wan--lmc--lmc.ko-entry_point.cil.out.i [2019-10-02 09:56:40,122 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/becdc0d09/b769f651a268420c8e64132eeafb1970/FLAGb699ac858 [2019-10-02 09:56:40,533 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/becdc0d09/b769f651a268420c8e64132eeafb1970 [2019-10-02 09:56:40,543 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-02 09:56:40,544 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-02 09:56:40,545 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-02 09:56:40,545 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-02 09:56:40,548 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-02 09:56:40,549 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.10 09:56:40" (1/1) ... [2019-10-02 09:56:40,552 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@73b0b233 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.10 09:56:40, skipping insertion in model container [2019-10-02 09:56:40,552 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.10 09:56:40" (1/1) ... [2019-10-02 09:56:40,559 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-02 09:56:40,748 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-02 09:56:43,621 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-02 09:56:43,663 INFO L188 MainTranslator]: Completed pre-run [2019-10-02 09:56:44,363 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-02 09:56:44,742 INFO L192 MainTranslator]: Completed translation [2019-10-02 09:56:44,743 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.10 09:56:44 WrapperNode [2019-10-02 09:56:44,744 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-02 09:56:44,744 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-02 09:56:44,745 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-02 09:56:44,745 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-02 09:56:44,760 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.10 09:56:44" (1/1) ... [2019-10-02 09:56:44,760 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.10 09:56:44" (1/1) ... [2019-10-02 09:56:44,900 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.10 09:56:44" (1/1) ... [2019-10-02 09:56:44,901 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.10 09:56:44" (1/1) ... [2019-10-02 09:56:45,163 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.10 09:56:44" (1/1) ... [2019-10-02 09:56:45,196 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.10 09:56:44" (1/1) ... [2019-10-02 09:56:45,241 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.10 09:56:44" (1/1) ... [2019-10-02 09:56:45,285 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-02 09:56:45,286 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-02 09:56:45,286 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-02 09:56:45,286 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-02 09:56:45,287 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.10 09:56:44" (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 [2019-10-02 09:56:45,367 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-02 09:56:45,368 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-02 09:56:45,368 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~TO~VOID [2019-10-02 09:56:45,368 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID [2019-10-02 09:56:45,369 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2019-10-02 09:56:45,369 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2019-10-02 09:56:45,369 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~TO~VOID [2019-10-02 09:56:45,370 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~~__be16~0 [2019-10-02 09:56:45,370 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2019-10-02 09:56:45,371 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2019-10-02 09:56:45,371 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2019-10-02 09:56:45,371 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2019-10-02 09:56:45,372 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2019-10-02 09:56:45,372 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ptr [2019-10-02 09:56:45,373 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ulong [2019-10-02 09:56:45,373 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_trace [2019-10-02 09:56:45,375 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kmem_cache_alloc_20 [2019-10-02 09:56:45,375 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pskb_expand_head_26 [2019-10-02 09:56:45,375 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_clone_28 [2019-10-02 09:56:45,376 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_copy_30 [2019-10-02 09:56:45,376 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___netdev_alloc_skb_31 [2019-10-02 09:56:45,376 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___netdev_alloc_skb_32 [2019-10-02 09:56:45,376 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___netdev_alloc_skb_33 [2019-10-02 09:56:45,376 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pskb_expand_head_34 [2019-10-02 09:56:45,376 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pskb_expand_head_35 [2019-10-02 09:56:45,377 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_clone_36 [2019-10-02 09:56:45,377 INFO L138 BoogieDeclarations]: Found implementation of procedure outl [2019-10-02 09:56:45,377 INFO L138 BoogieDeclarations]: Found implementation of procedure inl [2019-10-02 09:56:45,377 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_dummy_set_1 [2019-10-02 09:56:45,377 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_dummy_set2_1 [2019-10-02 09:56:45,377 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_hssi_init [2019-10-02 09:56:45,378 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_hssi_default [2019-10-02 09:56:45,378 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_hssi_set_status [2019-10-02 09:56:45,378 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_hssi_set_clock [2019-10-02 09:56:45,378 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_hssi_get_link_status [2019-10-02 09:56:45,378 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_hssi_set_link_status [2019-10-02 09:56:45,378 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_hssi_set_crc_length [2019-10-02 09:56:45,379 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_hssi_watchdog [2019-10-02 09:56:45,379 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_ds3_set_100ft [2019-10-02 09:56:45,379 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_ds3_default [2019-10-02 09:56:45,379 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_ds3_set_status [2019-10-02 09:56:45,380 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_ds3_init [2019-10-02 09:56:45,380 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_ds3_set_scram [2019-10-02 09:56:45,380 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_ds3_get_link_status [2019-10-02 09:56:45,380 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_ds3_set_crc_length [2019-10-02 09:56:45,380 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_ds3_watchdog [2019-10-02 09:56:45,380 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_ssi_init [2019-10-02 09:56:45,380 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_ssi_default [2019-10-02 09:56:45,381 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_ssi_set_status [2019-10-02 09:56:45,381 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_ssi_set_clock [2019-10-02 09:56:45,381 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_ssi_set_speed [2019-10-02 09:56:45,381 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_ssi_get_link_status [2019-10-02 09:56:45,381 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_ssi_set_link_status [2019-10-02 09:56:45,381 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_ssi_set_crc_length [2019-10-02 09:56:45,382 INFO L138 BoogieDeclarations]: Found implementation of procedure write_av9110_bit [2019-10-02 09:56:45,382 INFO L138 BoogieDeclarations]: Found implementation of procedure write_av9110 [2019-10-02 09:56:45,382 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_ssi_watchdog [2019-10-02 09:56:45,382 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_t1_write [2019-10-02 09:56:45,382 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_t1_init [2019-10-02 09:56:45,382 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_t1_default [2019-10-02 09:56:45,383 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_t1_set_status [2019-10-02 09:56:45,383 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_t1_get_link_status [2019-10-02 09:56:45,383 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_t1_set_circuit_type [2019-10-02 09:56:45,383 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_t1_set_crc_length [2019-10-02 09:56:45,383 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_t1_set_clock [2019-10-02 09:56:45,384 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_t1_watchdog [2019-10-02 09:56:45,384 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_set_protocol [2019-10-02 09:56:45,384 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kmem_cache_alloc_56 [2019-10-02 09:56:45,384 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pskb_expand_head_62 [2019-10-02 09:56:45,385 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_clone_64 [2019-10-02 09:56:45,385 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_copy_66 [2019-10-02 09:56:45,385 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___netdev_alloc_skb_67 [2019-10-02 09:56:45,385 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___netdev_alloc_skb_68 [2019-10-02 09:56:45,385 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___netdev_alloc_skb_69 [2019-10-02 09:56:45,386 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pskb_expand_head_70 [2019-10-02 09:56:45,386 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pskb_expand_head_71 [2019-10-02 09:56:45,386 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_clone_72 [2019-10-02 09:56:45,387 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2019-10-02 09:56:45,387 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2019-10-02 09:56:45,387 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2019-10-02 09:56:45,387 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2019-10-02 09:56:45,387 INFO L138 BoogieDeclarations]: Found implementation of procedure rep_nop [2019-10-02 09:56:45,388 INFO L138 BoogieDeclarations]: Found implementation of procedure cpu_relax [2019-10-02 09:56:45,388 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2019-10-02 09:56:45,389 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_77 [2019-10-02 09:56:45,389 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_81 [2019-10-02 09:56:45,389 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_84 [2019-10-02 09:56:45,390 INFO L138 BoogieDeclarations]: Found implementation of procedure virt_to_phys [2019-10-02 09:56:45,390 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_from_user [2019-10-02 09:56:45,390 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2019-10-02 09:56:45,390 INFO L138 BoogieDeclarations]: Found implementation of procedure request_irq [2019-10-02 09:56:45,391 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2019-10-02 09:56:45,391 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_set_drvdata [2019-10-02 09:56:45,391 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2019-10-02 09:56:45,391 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_drvdata [2019-10-02 09:56:45,392 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_is_nonlinear [2019-10-02 09:56:45,392 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_tail_pointer [2019-10-02 09:56:45,392 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_tailroom [2019-10-02 09:56:45,392 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_reset_mac_header [2019-10-02 09:56:45,392 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_alloc_skb [2019-10-02 09:56:45,392 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_alloc_skb [2019-10-02 09:56:45,392 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_copy_from_linear_data [2019-10-02 09:56:45,393 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2019-10-02 09:56:45,393 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2019-10-02 09:56:45,393 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2019-10-02 09:56:45,393 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_start_queue [2019-10-02 09:56:45,393 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2019-10-02 09:56:45,393 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_stop_queue [2019-10-02 09:56:45,394 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2019-10-02 09:56:45,394 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_irq [2019-10-02 09:56:45,394 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_to_hdlc [2019-10-02 09:56:45,394 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_to_sc [2019-10-02 09:56:45,394 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_ioctl [2019-10-02 09:56:45,394 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_watchdog [2019-10-02 09:56:45,394 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_attach [2019-10-02 09:56:45,395 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_init_one [2019-10-02 09:56:45,395 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_remove_one [2019-10-02 09:56:45,395 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_open [2019-10-02 09:56:45,395 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_running_reset [2019-10-02 09:56:45,396 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_close [2019-10-02 09:56:45,396 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_ifdown [2019-10-02 09:56:45,396 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_interrupt [2019-10-02 09:56:45,396 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_start_xmit [2019-10-02 09:56:45,396 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_rx [2019-10-02 09:56:45,397 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_get_stats [2019-10-02 09:56:45,397 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_driver_init [2019-10-02 09:56:45,397 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_driver_exit [2019-10-02 09:56:45,398 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_mii_readreg [2019-10-02 09:56:45,398 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_mii_writereg [2019-10-02 09:56:45,398 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_softreset [2019-10-02 09:56:45,398 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_gpio_mkinput [2019-10-02 09:56:45,398 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_gpio_mkoutput [2019-10-02 09:56:45,399 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_led_on [2019-10-02 09:56:45,399 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_led_off [2019-10-02 09:56:45,399 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_reset [2019-10-02 09:56:45,399 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_dec_reset [2019-10-02 09:56:45,399 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_initcsrs [2019-10-02 09:56:45,399 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_driver_timeout [2019-10-02 09:56:45,400 INFO L138 BoogieDeclarations]: Found implementation of procedure choose_timer_2 [2019-10-02 09:56:45,400 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_timer_2 [2019-10-02 09:56:45,403 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_pending_timer_2 [2019-10-02 09:56:45,404 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_suitable_timer_2 [2019-10-02 09:56:45,404 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_suitable_irq_1 [2019-10-02 09:56:45,405 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_check_1 [2019-10-02 09:56:45,411 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_suitable_irq_1 [2019-10-02 09:56:45,411 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_irq_1 [2019-10-02 09:56:45,411 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pci_driver_3 [2019-10-02 09:56:45,411 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_net_device_ops_4 [2019-10-02 09:56:45,412 INFO L138 BoogieDeclarations]: Found implementation of procedure choose_interrupt_1 [2019-10-02 09:56:45,412 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-02 09:56:45,412 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2019-10-02 09:56:45,412 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2019-10-02 09:56:45,412 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2019-10-02 09:56:45,412 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2019-10-02 09:56:45,412 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kmem_cache_alloc_92 [2019-10-02 09:56:45,412 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pskb_expand_head_98 [2019-10-02 09:56:45,412 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_clone_100 [2019-10-02 09:56:45,413 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_copy_102 [2019-10-02 09:56:45,413 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___netdev_alloc_skb_103 [2019-10-02 09:56:45,414 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___netdev_alloc_skb_104 [2019-10-02 09:56:45,414 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___netdev_alloc_skb_105 [2019-10-02 09:56:45,414 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pskb_expand_head_106 [2019-10-02 09:56:45,415 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pskb_expand_head_107 [2019-10-02 09:56:45,415 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_clone_108 [2019-10-02 09:56:45,415 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_register_netdev_109 [2019-10-02 09:56:45,415 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev_110 [2019-10-02 09:56:45,415 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev_111 [2019-10-02 09:56:45,415 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_request_irq_112 [2019-10-02 09:56:45,415 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_del_timer_113 [2019-10-02 09:56:45,415 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq_114 [2019-10-02 09:56:45,416 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___pci_register_driver_115 [2019-10-02 09:56:45,416 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pci_unregister_driver_116 [2019-10-02 09:56:45,416 INFO L138 BoogieDeclarations]: Found implementation of procedure hdlc_type_trans [2019-10-02 09:56:45,416 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_proto_attach [2019-10-02 09:56:45,416 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_proto_ioctl [2019-10-02 09:56:45,416 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_proto_open [2019-10-02 09:56:45,416 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_proto_close [2019-10-02 09:56:45,416 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_proto_type [2019-10-02 09:56:45,417 INFO L138 BoogieDeclarations]: Found implementation of procedure lmc_proto_netif [2019-10-02 09:56:45,417 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kmem_cache_alloc_144 [2019-10-02 09:56:45,417 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pskb_expand_head_150 [2019-10-02 09:56:45,417 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_clone_152 [2019-10-02 09:56:45,417 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_copy_154 [2019-10-02 09:56:45,417 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___netdev_alloc_skb_155 [2019-10-02 09:56:45,417 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___netdev_alloc_skb_156 [2019-10-02 09:56:45,418 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___netdev_alloc_skb_157 [2019-10-02 09:56:45,418 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pskb_expand_head_158 [2019-10-02 09:56:45,418 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pskb_expand_head_159 [2019-10-02 09:56:45,418 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_clone_160 [2019-10-02 09:56:45,418 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2019-10-02 09:56:45,418 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2019-10-02 09:56:45,419 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_err_ptr [2019-10-02 09:56:45,419 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ptr_err [2019-10-02 09:56:45,419 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err_or_null [2019-10-02 09:56:45,419 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2019-10-02 09:56:45,419 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags_and_return_some_page [2019-10-02 09:56:45,420 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_nonatomic [2019-10-02 09:56:45,420 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock [2019-10-02 09:56:45,420 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock [2019-10-02 09:56:45,420 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_trylock [2019-10-02 09:56:45,420 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2019-10-02 09:56:45,420 INFO L138 BoogieDeclarations]: Found implementation of procedure __copy_from_user_overflow [2019-10-02 09:56:45,420 INFO L138 BoogieDeclarations]: Found implementation of procedure __copy_to_user_overflow [2019-10-02 09:56:45,420 INFO L138 BoogieDeclarations]: Found implementation of procedure __dev_kfree_skb_irq [2019-10-02 09:56:45,421 INFO L138 BoogieDeclarations]: Found implementation of procedure __might_fault [2019-10-02 09:56:45,421 INFO L138 BoogieDeclarations]: Found implementation of procedure __pci_register_driver [2019-10-02 09:56:45,421 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2019-10-02 09:56:45,421 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2019-10-02 09:56:45,421 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_from_user [2019-10-02 09:56:45,421 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_to_user [2019-10-02 09:56:45,421 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock [2019-10-02 09:56:45,422 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock [2019-10-02 09:56:45,422 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock_irqrestore [2019-10-02 09:56:45,422 INFO L138 BoogieDeclarations]: Found implementation of procedure add_timer [2019-10-02 09:56:45,422 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_hdlcdev [2019-10-02 09:56:45,422 INFO L138 BoogieDeclarations]: Found implementation of procedure capable [2019-10-02 09:56:45,422 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2019-10-02 09:56:45,422 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer [2019-10-02 09:56:45,422 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_trans_start [2019-10-02 09:56:45,423 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2019-10-02 09:56:45,423 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2019-10-02 09:56:45,423 INFO L138 BoogieDeclarations]: Found implementation of procedure hdlc_change_mtu [2019-10-02 09:56:45,423 INFO L138 BoogieDeclarations]: Found implementation of procedure hdlc_close [2019-10-02 09:56:45,423 INFO L138 BoogieDeclarations]: Found implementation of procedure hdlc_ioctl [2019-10-02 09:56:45,423 INFO L138 BoogieDeclarations]: Found implementation of procedure hdlc_open [2019-10-02 09:56:45,423 INFO L138 BoogieDeclarations]: Found implementation of procedure hdlc_start_xmit [2019-10-02 09:56:45,423 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2019-10-02 09:56:45,424 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2019-10-02 09:56:45,424 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ndo_init_4 [2019-10-02 09:56:45,424 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ndo_uninit_4 [2019-10-02 09:56:45,424 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_shutdown_3 [2019-10-02 09:56:45,424 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_some_page [2019-10-02 09:56:45,424 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2019-10-02 09:56:45,424 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_on [2019-10-02 09:56:45,425 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_rx [2019-10-02 09:56:45,425 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_wake_queue [2019-10-02 09:56:45,425 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2019-10-02 09:56:45,425 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_device [2019-10-02 09:56:45,425 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2019-10-02 09:56:45,425 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_request_regions [2019-10-02 09:56:45,425 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_master [2019-10-02 09:56:45,426 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unregister_driver [2019-10-02 09:56:45,426 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2019-10-02 09:56:45,426 INFO L138 BoogieDeclarations]: Found implementation of procedure register_netdev [2019-10-02 09:56:45,426 INFO L138 BoogieDeclarations]: Found implementation of procedure request_threaded_irq [2019-10-02 09:56:45,426 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2019-10-02 09:56:45,426 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_hdlc_device [2019-10-02 09:56:45,426 INFO L138 BoogieDeclarations]: Found implementation of procedure external_alloc [2019-10-02 09:56:45,426 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2019-10-02 09:56:45,427 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2019-10-02 09:56:45,427 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2019-10-02 09:56:45,427 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2019-10-02 09:56:45,427 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-02 09:56:45,427 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-10-02 09:56:45,427 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2019-10-02 09:56:45,428 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2019-10-02 09:56:45,428 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-02 09:56:45,428 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2019-10-02 09:56:45,428 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_pointer [2019-10-02 09:56:45,428 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-10-02 09:56:45,428 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2019-10-02 09:56:45,429 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-10-02 09:56:45,429 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2019-10-02 09:56:45,429 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2019-10-02 09:56:45,429 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2019-10-02 09:56:45,429 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2019-10-02 09:56:45,431 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2019-10-02 09:56:45,436 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2019-10-02 09:56:45,436 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ptr [2019-10-02 09:56:45,436 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ulong [2019-10-02 09:56:45,436 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kmem_cache_alloc_20 [2019-10-02 09:56:45,437 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2019-10-02 09:56:45,439 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_clone_28 [2019-10-02 09:56:45,439 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_clone_36 [2019-10-02 09:56:45,439 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_copy_30 [2019-10-02 09:56:45,440 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pskb_expand_head_26 [2019-10-02 09:56:45,440 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pskb_expand_head_34 [2019-10-02 09:56:45,440 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pskb_expand_head_35 [2019-10-02 09:56:45,440 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___netdev_alloc_skb_31 [2019-10-02 09:56:45,440 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___netdev_alloc_skb_32 [2019-10-02 09:56:45,440 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___netdev_alloc_skb_33 [2019-10-02 09:56:45,441 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_trace [2019-10-02 09:56:45,441 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2019-10-02 09:56:45,441 INFO L130 BoogieDeclarations]: Found specification of procedure outl [2019-10-02 09:56:45,441 INFO L130 BoogieDeclarations]: Found specification of procedure inl [2019-10-02 09:56:45,441 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kmem_cache_alloc_56 [2019-10-02 09:56:45,441 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_clone_64 [2019-10-02 09:56:45,441 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_clone_72 [2019-10-02 09:56:45,441 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_copy_66 [2019-10-02 09:56:45,441 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pskb_expand_head_62 [2019-10-02 09:56:45,442 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pskb_expand_head_70 [2019-10-02 09:56:45,442 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pskb_expand_head_71 [2019-10-02 09:56:45,442 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___netdev_alloc_skb_67 [2019-10-02 09:56:45,442 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___netdev_alloc_skb_68 [2019-10-02 09:56:45,442 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___netdev_alloc_skb_69 [2019-10-02 09:56:45,442 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_mii_readreg [2019-10-02 09:56:45,442 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_mii_writereg [2019-10-02 09:56:45,443 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_led_on [2019-10-02 09:56:45,443 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_led_off [2019-10-02 09:56:45,443 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_gpio_mkinput [2019-10-02 09:56:45,443 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_gpio_mkoutput [2019-10-02 09:56:45,443 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_set_protocol [2019-10-02 09:56:45,443 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_ds3_init [2019-10-02 09:56:45,443 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_ds3_default [2019-10-02 09:56:45,444 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_ds3_set_status [2019-10-02 09:56:45,444 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_ds3_set_100ft [2019-10-02 09:56:45,444 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_ds3_get_link_status [2019-10-02 09:56:45,444 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_ds3_set_crc_length [2019-10-02 09:56:45,444 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_ds3_set_scram [2019-10-02 09:56:45,444 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_ds3_watchdog [2019-10-02 09:56:45,444 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_hssi_init [2019-10-02 09:56:45,444 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_hssi_default [2019-10-02 09:56:45,444 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_hssi_set_status [2019-10-02 09:56:45,445 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_hssi_set_clock [2019-10-02 09:56:45,445 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_hssi_get_link_status [2019-10-02 09:56:45,445 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_hssi_set_link_status [2019-10-02 09:56:45,445 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_hssi_set_crc_length [2019-10-02 09:56:45,445 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_hssi_watchdog [2019-10-02 09:56:45,445 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_ssi_init [2019-10-02 09:56:45,445 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_ssi_default [2019-10-02 09:56:45,445 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_ssi_set_status [2019-10-02 09:56:45,445 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_ssi_set_clock [2019-10-02 09:56:45,446 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_ssi_set_speed [2019-10-02 09:56:45,446 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_ssi_get_link_status [2019-10-02 09:56:45,446 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_ssi_set_link_status [2019-10-02 09:56:45,446 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_ssi_set_crc_length [2019-10-02 09:56:45,446 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_ssi_watchdog [2019-10-02 09:56:45,447 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_t1_init [2019-10-02 09:56:45,447 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_t1_default [2019-10-02 09:56:45,447 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_t1_set_status [2019-10-02 09:56:45,447 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_t1_get_link_status [2019-10-02 09:56:45,447 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_t1_set_circuit_type [2019-10-02 09:56:45,447 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_t1_set_crc_length [2019-10-02 09:56:45,448 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_t1_set_clock [2019-10-02 09:56:45,448 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_t1_watchdog [2019-10-02 09:56:45,448 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_dummy_set_1 [2019-10-02 09:56:45,448 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_dummy_set2_1 [2019-10-02 09:56:45,448 INFO L130 BoogieDeclarations]: Found specification of procedure write_av9110_bit [2019-10-02 09:56:45,449 INFO L130 BoogieDeclarations]: Found specification of procedure write_av9110 [2019-10-02 09:56:45,449 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-02 09:56:45,449 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~TO~VOID [2019-10-02 09:56:45,449 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-10-02 09:56:45,449 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-10-02 09:56:45,449 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-02 09:56:45,450 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID [2019-10-02 09:56:45,450 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_t1_write [2019-10-02 09:56:45,450 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2019-10-02 09:56:45,450 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2019-10-02 09:56:45,450 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2019-10-02 09:56:45,450 INFO L130 BoogieDeclarations]: Found specification of procedure __might_fault [2019-10-02 09:56:45,451 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock [2019-10-02 09:56:45,451 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock [2019-10-02 09:56:45,451 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2019-10-02 09:56:45,451 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2019-10-02 09:56:45,451 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy [2019-10-02 09:56:45,452 INFO L130 BoogieDeclarations]: Found specification of procedure rep_nop [2019-10-02 09:56:45,452 INFO L130 BoogieDeclarations]: Found specification of procedure cpu_relax [2019-10-02 09:56:45,452 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2019-10-02 09:56:45,452 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock [2019-10-02 09:56:45,452 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock [2019-10-02 09:56:45,452 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock_irqrestore [2019-10-02 09:56:45,452 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2019-10-02 09:56:45,452 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_77 [2019-10-02 09:56:45,453 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2019-10-02 09:56:45,453 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_81 [2019-10-02 09:56:45,453 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2019-10-02 09:56:45,453 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_84 [2019-10-02 09:56:45,453 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2019-10-02 09:56:45,453 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer [2019-10-02 09:56:45,453 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_del_timer_113 [2019-10-02 09:56:45,453 INFO L130 BoogieDeclarations]: Found specification of procedure add_timer [2019-10-02 09:56:45,453 INFO L130 BoogieDeclarations]: Found specification of procedure virt_to_phys [2019-10-02 09:56:45,454 INFO L130 BoogieDeclarations]: Found specification of procedure capable [2019-10-02 09:56:45,454 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2019-10-02 09:56:45,454 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kmem_cache_alloc_92 [2019-10-02 09:56:45,454 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2019-10-02 09:56:45,454 INFO L130 BoogieDeclarations]: Found specification of procedure choose_timer_2 [2019-10-02 09:56:45,454 INFO L130 BoogieDeclarations]: Found specification of procedure reg_timer_2 [2019-10-02 09:56:45,454 INFO L130 BoogieDeclarations]: Found specification of procedure activate_pending_timer_2 [2019-10-02 09:56:45,454 INFO L130 BoogieDeclarations]: Found specification of procedure disable_suitable_timer_2 [2019-10-02 09:56:45,454 INFO L130 BoogieDeclarations]: Found specification of procedure disable_suitable_irq_1 [2019-10-02 09:56:45,455 INFO L130 BoogieDeclarations]: Found specification of procedure reg_check_1 [2019-10-02 09:56:45,455 INFO L130 BoogieDeclarations]: Found specification of procedure activate_suitable_irq_1 [2019-10-02 09:56:45,455 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_irq_1 [2019-10-02 09:56:45,455 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pci_driver_3 [2019-10-02 09:56:45,455 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_net_device_ops_4 [2019-10-02 09:56:45,455 INFO L130 BoogieDeclarations]: Found specification of procedure choose_interrupt_1 [2019-10-02 09:56:45,455 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2019-10-02 09:56:45,456 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_to_user [2019-10-02 09:56:45,456 INFO L130 BoogieDeclarations]: Found specification of procedure __copy_from_user_overflow [2019-10-02 09:56:45,456 INFO L130 BoogieDeclarations]: Found specification of procedure __copy_to_user_overflow [2019-10-02 09:56:45,456 INFO L130 BoogieDeclarations]: Found specification of procedure copy_from_user [2019-10-02 09:56:45,456 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2019-10-02 09:56:45,457 INFO L130 BoogieDeclarations]: Found specification of procedure request_threaded_irq [2019-10-02 09:56:45,459 INFO L130 BoogieDeclarations]: Found specification of procedure request_irq [2019-10-02 09:56:45,459 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_request_irq_112 [2019-10-02 09:56:45,459 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2019-10-02 09:56:45,459 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq_114 [2019-10-02 09:56:45,459 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2019-10-02 09:56:45,460 INFO L130 BoogieDeclarations]: Found specification of procedure dev_set_drvdata [2019-10-02 09:56:45,460 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-10-02 09:56:45,460 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_device [2019-10-02 09:56:45,461 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2019-10-02 09:56:45,461 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_master [2019-10-02 09:56:45,461 INFO L130 BoogieDeclarations]: Found specification of procedure pci_request_regions [2019-10-02 09:56:45,461 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2019-10-02 09:56:45,461 INFO L130 BoogieDeclarations]: Found specification of procedure __pci_register_driver [2019-10-02 09:56:45,461 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___pci_register_driver_115 [2019-10-02 09:56:45,462 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unregister_driver [2019-10-02 09:56:45,462 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pci_unregister_driver_116 [2019-10-02 09:56:45,462 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2019-10-02 09:56:45,462 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_drvdata [2019-10-02 09:56:45,462 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2019-10-02 09:56:45,462 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2019-10-02 09:56:45,462 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_clone_100 [2019-10-02 09:56:45,462 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_clone_108 [2019-10-02 09:56:45,463 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_copy_102 [2019-10-02 09:56:45,463 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pskb_expand_head_98 [2019-10-02 09:56:45,463 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pskb_expand_head_106 [2019-10-02 09:56:45,463 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pskb_expand_head_107 [2019-10-02 09:56:45,463 INFO L130 BoogieDeclarations]: Found specification of procedure skb_is_nonlinear [2019-10-02 09:56:45,463 INFO L130 BoogieDeclarations]: Found specification of procedure skb_tail_pointer [2019-10-02 09:56:45,463 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2019-10-02 09:56:45,463 INFO L130 BoogieDeclarations]: Found specification of procedure skb_tailroom [2019-10-02 09:56:45,464 INFO L130 BoogieDeclarations]: Found specification of procedure skb_reset_mac_header [2019-10-02 09:56:45,464 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___netdev_alloc_skb_103 [2019-10-02 09:56:45,464 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___netdev_alloc_skb_104 [2019-10-02 09:56:45,464 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___netdev_alloc_skb_105 [2019-10-02 09:56:45,464 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_alloc_skb [2019-10-02 09:56:45,464 INFO L130 BoogieDeclarations]: Found specification of procedure dev_alloc_skb [2019-10-02 09:56:45,464 INFO L130 BoogieDeclarations]: Found specification of procedure skb_copy_from_linear_data [2019-10-02 09:56:45,464 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2019-10-02 09:56:45,465 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2019-10-02 09:56:45,465 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2019-10-02 09:56:45,465 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2019-10-02 09:56:45,465 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev_110 [2019-10-02 09:56:45,465 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev_111 [2019-10-02 09:56:45,465 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2019-10-02 09:56:45,465 INFO L130 BoogieDeclarations]: Found specification of procedure netif_start_queue [2019-10-02 09:56:45,465 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_wake_queue [2019-10-02 09:56:45,465 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2019-10-02 09:56:45,466 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_stop_queue [2019-10-02 09:56:45,466 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2019-10-02 09:56:45,466 INFO L130 BoogieDeclarations]: Found specification of procedure __dev_kfree_skb_irq [2019-10-02 09:56:45,466 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_irq [2019-10-02 09:56:45,466 INFO L130 BoogieDeclarations]: Found specification of procedure dev_trans_start [2019-10-02 09:56:45,466 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_on [2019-10-02 09:56:45,466 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2019-10-02 09:56:45,466 INFO L130 BoogieDeclarations]: Found specification of procedure register_netdev [2019-10-02 09:56:45,467 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_register_netdev_109 [2019-10-02 09:56:45,467 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_hdlc_device [2019-10-02 09:56:45,467 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_hdlcdev [2019-10-02 09:56:45,467 INFO L130 BoogieDeclarations]: Found specification of procedure dev_to_hdlc [2019-10-02 09:56:45,467 INFO L130 BoogieDeclarations]: Found specification of procedure hdlc_change_mtu [2019-10-02 09:56:45,467 INFO L130 BoogieDeclarations]: Found specification of procedure hdlc_start_xmit [2019-10-02 09:56:45,467 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_ioctl [2019-10-02 09:56:45,467 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_proto_attach [2019-10-02 09:56:45,468 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_proto_ioctl [2019-10-02 09:56:45,468 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_proto_open [2019-10-02 09:56:45,468 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_proto_close [2019-10-02 09:56:45,468 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_proto_type [2019-10-02 09:56:45,468 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_proto_netif [2019-10-02 09:56:45,468 INFO L130 BoogieDeclarations]: Found specification of procedure dev_to_sc [2019-10-02 09:56:45,468 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_start_xmit [2019-10-02 09:56:45,469 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_rx [2019-10-02 09:56:45,469 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_open [2019-10-02 09:56:45,469 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_close [2019-10-02 09:56:45,469 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_get_stats [2019-10-02 09:56:45,469 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_interrupt [2019-10-02 09:56:45,469 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_initcsrs [2019-10-02 09:56:45,469 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_softreset [2019-10-02 09:56:45,469 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_running_reset [2019-10-02 09:56:45,470 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_ifdown [2019-10-02 09:56:45,470 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_watchdog [2019-10-02 09:56:45,470 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_reset [2019-10-02 09:56:45,470 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_dec_reset [2019-10-02 09:56:45,470 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_driver_timeout [2019-10-02 09:56:45,470 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2019-10-02 09:56:45,470 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-02 09:56:45,470 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2019-10-02 09:56:45,470 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_attach [2019-10-02 09:56:45,471 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_init_one [2019-10-02 09:56:45,471 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_remove_one [2019-10-02 09:56:45,471 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_driver_init [2019-10-02 09:56:45,471 INFO L130 BoogieDeclarations]: Found specification of procedure lmc_driver_exit [2019-10-02 09:56:45,471 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ndo_init_4 [2019-10-02 09:56:45,471 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_shutdown_3 [2019-10-02 09:56:45,471 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2019-10-02 09:56:45,471 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ndo_uninit_4 [2019-10-02 09:56:45,471 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2019-10-02 09:56:45,472 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~TO~VOID [2019-10-02 09:56:45,472 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-02 09:56:45,472 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kmem_cache_alloc_144 [2019-10-02 09:56:45,472 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_clone_152 [2019-10-02 09:56:45,472 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_clone_160 [2019-10-02 09:56:45,472 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_copy_154 [2019-10-02 09:56:45,472 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pskb_expand_head_150 [2019-10-02 09:56:45,472 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pskb_expand_head_158 [2019-10-02 09:56:45,472 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pskb_expand_head_159 [2019-10-02 09:56:45,473 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___netdev_alloc_skb_155 [2019-10-02 09:56:45,473 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___netdev_alloc_skb_156 [2019-10-02 09:56:45,473 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___netdev_alloc_skb_157 [2019-10-02 09:56:45,473 INFO L130 BoogieDeclarations]: Found specification of procedure netif_rx [2019-10-02 09:56:45,473 INFO L130 BoogieDeclarations]: Found specification of procedure hdlc_ioctl [2019-10-02 09:56:45,474 INFO L130 BoogieDeclarations]: Found specification of procedure hdlc_open [2019-10-02 09:56:45,474 INFO L130 BoogieDeclarations]: Found specification of procedure hdlc_close [2019-10-02 09:56:45,474 INFO L130 BoogieDeclarations]: Found specification of procedure hdlc_type_trans [2019-10-02 09:56:45,474 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~~__be16~0 [2019-10-02 09:56:45,474 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2019-10-02 09:56:45,474 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2019-10-02 09:56:45,475 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_err_ptr [2019-10-02 09:56:45,475 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ptr_err [2019-10-02 09:56:45,475 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err_or_null [2019-10-02 09:56:45,475 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_some_page [2019-10-02 09:56:45,475 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags_and_return_some_page [2019-10-02 09:56:45,476 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_nonatomic [2019-10-02 09:56:45,476 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_trylock [2019-10-02 09:56:45,476 INFO L130 BoogieDeclarations]: Found specification of procedure external_alloc [2019-10-02 09:56:45,476 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2019-10-02 09:56:45,476 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-10-02 09:56:45,477 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-02 09:56:45,477 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-10-02 09:56:45,477 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-10-02 09:56:45,477 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-02 09:56:45,477 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2019-10-02 09:56:45,477 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2019-10-02 09:56:45,477 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2019-10-02 09:56:45,477 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2019-10-02 09:56:47,048 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2019-10-02 09:57:52,894 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-02 09:57:52,895 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-10-02 09:57:52,897 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.10 09:57:52 BoogieIcfgContainer [2019-10-02 09:57:52,898 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-02 09:57:52,901 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-10-02 09:57:52,901 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-10-02 09:57:52,905 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-10-02 09:57:52,905 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.10 09:56:40" (1/3) ... [2019-10-02 09:57:52,907 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2b10e983 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.10 09:57:52, skipping insertion in model container [2019-10-02 09:57:52,907 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.10 09:56:44" (2/3) ... [2019-10-02 09:57:52,907 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2b10e983 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.10 09:57:52, skipping insertion in model container [2019-10-02 09:57:52,908 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.10 09:57:52" (3/3) ... [2019-10-02 09:57:52,911 INFO L109 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-43_2a-drivers--net--wan--lmc--lmc.ko-entry_point.cil.out.i [2019-10-02 09:57:52,923 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-10-02 09:57:52,943 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-10-02 09:57:52,971 INFO L252 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-10-02 09:57:53,040 INFO L128 ementStrategyFactory]: Using default assertion order modulation [2019-10-02 09:57:53,042 INFO L377 AbstractCegarLoop]: Interprodecural is true [2019-10-02 09:57:53,042 INFO L378 AbstractCegarLoop]: Hoare is true [2019-10-02 09:57:53,042 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-10-02 09:57:53,042 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-10-02 09:57:53,043 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-10-02 09:57:53,043 INFO L382 AbstractCegarLoop]: Difference is false [2019-10-02 09:57:53,043 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-10-02 09:57:53,043 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-10-02 09:57:53,147 INFO L276 IsEmpty]: Start isEmpty. Operand 2386 states. [2019-10-02 09:57:53,188 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2019-10-02 09:57:53,188 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 09:57:53,190 INFO L411 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 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] [2019-10-02 09:57:53,194 INFO L418 AbstractCegarLoop]: === Iteration 1 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 09:57:53,204 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 09:57:53,204 INFO L82 PathProgramCache]: Analyzing trace with hash -687084102, now seen corresponding path program 1 times [2019-10-02 09:57:53,208 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 09:57:53,209 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 09:57:53,446 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 09:57:53,446 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 09:57:53,447 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 09:57:54,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 09:57:54,570 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2019-10-02 09:57:54,573 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 09:57:54,574 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-02 09:57:54,578 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-02 09:57:54,592 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-02 09:57:54,593 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-02 09:57:54,595 INFO L87 Difference]: Start difference. First operand 2386 states. Second operand 3 states. [2019-10-02 09:57:55,404 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 09:57:55,404 INFO L93 Difference]: Finished difference Result 6371 states and 8961 transitions. [2019-10-02 09:57:55,405 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-02 09:57:55,406 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 90 [2019-10-02 09:57:55,407 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 09:57:55,465 INFO L225 Difference]: With dead ends: 6371 [2019-10-02 09:57:55,466 INFO L226 Difference]: Without dead ends: 4153 [2019-10-02 09:57:55,490 INFO L640 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 [2019-10-02 09:57:55,518 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4153 states. [2019-10-02 09:57:55,856 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4153 to 4141. [2019-10-02 09:57:55,858 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4141 states. [2019-10-02 09:57:55,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4141 states to 4141 states and 5778 transitions. [2019-10-02 09:57:55,911 INFO L78 Accepts]: Start accepts. Automaton has 4141 states and 5778 transitions. Word has length 90 [2019-10-02 09:57:55,912 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 09:57:55,912 INFO L475 AbstractCegarLoop]: Abstraction has 4141 states and 5778 transitions. [2019-10-02 09:57:55,912 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-02 09:57:55,913 INFO L276 IsEmpty]: Start isEmpty. Operand 4141 states and 5778 transitions. [2019-10-02 09:57:55,929 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2019-10-02 09:57:55,930 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 09:57:55,930 INFO L411 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 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] [2019-10-02 09:57:55,931 INFO L418 AbstractCegarLoop]: === Iteration 2 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 09:57:55,931 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 09:57:55,931 INFO L82 PathProgramCache]: Analyzing trace with hash -113735048, now seen corresponding path program 1 times [2019-10-02 09:57:55,931 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 09:57:55,931 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 09:57:55,963 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 09:57:55,964 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 09:57:55,964 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 09:57:56,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 09:57:56,476 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 57 trivial. 0 not checked. [2019-10-02 09:57:56,476 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 09:57:56,476 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-02 09:57:56,478 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-02 09:57:56,478 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-02 09:57:56,479 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-02 09:57:56,479 INFO L87 Difference]: Start difference. First operand 4141 states and 5778 transitions. Second operand 3 states. [2019-10-02 09:57:57,115 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 09:57:57,115 INFO L93 Difference]: Finished difference Result 8250 states and 11520 transitions. [2019-10-02 09:57:57,116 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-02 09:57:57,116 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 130 [2019-10-02 09:57:57,120 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 09:57:57,166 INFO L225 Difference]: With dead ends: 8250 [2019-10-02 09:57:57,167 INFO L226 Difference]: Without dead ends: 4141 [2019-10-02 09:57:57,211 INFO L640 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 [2019-10-02 09:57:57,223 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4141 states. [2019-10-02 09:57:57,451 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4141 to 4141. [2019-10-02 09:57:57,451 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4141 states. [2019-10-02 09:57:57,498 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4141 states to 4141 states and 5777 transitions. [2019-10-02 09:57:57,500 INFO L78 Accepts]: Start accepts. Automaton has 4141 states and 5777 transitions. Word has length 130 [2019-10-02 09:57:57,502 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 09:57:57,502 INFO L475 AbstractCegarLoop]: Abstraction has 4141 states and 5777 transitions. [2019-10-02 09:57:57,502 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-02 09:57:57,502 INFO L276 IsEmpty]: Start isEmpty. Operand 4141 states and 5777 transitions. [2019-10-02 09:57:57,516 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2019-10-02 09:57:57,516 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 09:57:57,516 INFO L411 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 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] [2019-10-02 09:57:57,517 INFO L418 AbstractCegarLoop]: === Iteration 3 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 09:57:57,517 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 09:57:57,517 INFO L82 PathProgramCache]: Analyzing trace with hash -136367302, now seen corresponding path program 1 times [2019-10-02 09:57:57,517 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 09:57:57,517 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 09:57:57,542 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 09:57:57,542 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 09:57:57,542 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 09:57:57,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 09:57:57,994 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2019-10-02 09:57:57,994 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 09:57:57,995 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-02 09:57:57,996 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-02 09:57:57,996 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-02 09:57:57,997 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-02 09:57:57,997 INFO L87 Difference]: Start difference. First operand 4141 states and 5777 transitions. Second operand 3 states. [2019-10-02 09:57:58,299 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 09:57:58,299 INFO L93 Difference]: Finished difference Result 6937 states and 9670 transitions. [2019-10-02 09:57:58,300 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-02 09:57:58,300 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 130 [2019-10-02 09:57:58,303 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 09:57:58,368 INFO L225 Difference]: With dead ends: 6937 [2019-10-02 09:57:58,369 INFO L226 Difference]: Without dead ends: 6934 [2019-10-02 09:57:58,378 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-02 09:57:58,389 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6934 states. [2019-10-02 09:57:58,723 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6934 to 6904. [2019-10-02 09:57:58,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6904 states. [2019-10-02 09:57:58,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6904 states to 6904 states and 9620 transitions. [2019-10-02 09:57:58,772 INFO L78 Accepts]: Start accepts. Automaton has 6904 states and 9620 transitions. Word has length 130 [2019-10-02 09:57:58,772 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 09:57:58,773 INFO L475 AbstractCegarLoop]: Abstraction has 6904 states and 9620 transitions. [2019-10-02 09:57:58,773 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-02 09:57:58,773 INFO L276 IsEmpty]: Start isEmpty. Operand 6904 states and 9620 transitions. [2019-10-02 09:57:58,793 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2019-10-02 09:57:58,793 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 09:57:58,794 INFO L411 BasicCegarLoop]: trace histogram [5, 5, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2019-10-02 09:57:58,794 INFO L418 AbstractCegarLoop]: === Iteration 4 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 09:57:58,794 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 09:57:58,794 INFO L82 PathProgramCache]: Analyzing trace with hash 1196788280, now seen corresponding path program 1 times [2019-10-02 09:57:58,795 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 09:57:58,795 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 09:57:58,813 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 09:57:58,814 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 09:57:58,814 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 09:57:58,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 09:58:00,130 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 76 trivial. 0 not checked. [2019-10-02 09:58:00,131 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 09:58:00,131 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-02 09:58:00,131 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-02 09:58:00,132 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-02 09:58:00,132 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-02 09:58:00,132 INFO L87 Difference]: Start difference. First operand 6904 states and 9620 transitions. Second operand 5 states. [2019-10-02 09:58:00,803 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 09:58:00,803 INFO L93 Difference]: Finished difference Result 20642 states and 28916 transitions. [2019-10-02 09:58:00,804 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-10-02 09:58:00,804 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 190 [2019-10-02 09:58:00,804 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 09:58:00,936 INFO L225 Difference]: With dead ends: 20642 [2019-10-02 09:58:00,936 INFO L226 Difference]: Without dead ends: 13774 [2019-10-02 09:58:00,996 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2019-10-02 09:58:01,015 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13774 states. [2019-10-02 09:58:01,700 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13774 to 13751. [2019-10-02 09:58:01,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 13751 states. [2019-10-02 09:58:01,814 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13751 states to 13751 states and 19234 transitions. [2019-10-02 09:58:01,817 INFO L78 Accepts]: Start accepts. Automaton has 13751 states and 19234 transitions. Word has length 190 [2019-10-02 09:58:01,817 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 09:58:01,818 INFO L475 AbstractCegarLoop]: Abstraction has 13751 states and 19234 transitions. [2019-10-02 09:58:01,818 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-02 09:58:01,818 INFO L276 IsEmpty]: Start isEmpty. Operand 13751 states and 19234 transitions. [2019-10-02 09:58:01,867 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2019-10-02 09:58:01,867 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 09:58:01,868 INFO L411 BasicCegarLoop]: trace histogram [5, 5, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2019-10-02 09:58:01,868 INFO L418 AbstractCegarLoop]: === Iteration 5 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 09:58:01,868 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 09:58:01,869 INFO L82 PathProgramCache]: Analyzing trace with hash -1145800587, now seen corresponding path program 1 times [2019-10-02 09:58:01,869 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 09:58:01,869 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 09:58:01,894 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 09:58:01,894 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 09:58:01,894 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 09:58:02,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 09:58:02,271 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 76 trivial. 0 not checked. [2019-10-02 09:58:02,272 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 09:58:02,272 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-02 09:58:02,273 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-02 09:58:02,273 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-02 09:58:02,274 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-02 09:58:02,274 INFO L87 Difference]: Start difference. First operand 13751 states and 19234 transitions. Second operand 5 states. [2019-10-02 09:58:03,289 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 09:58:03,289 INFO L93 Difference]: Finished difference Result 41217 states and 57876 transitions. [2019-10-02 09:58:03,290 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-10-02 09:58:03,290 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 191 [2019-10-02 09:58:03,290 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 09:58:03,529 INFO L225 Difference]: With dead ends: 41217 [2019-10-02 09:58:03,530 INFO L226 Difference]: Without dead ends: 27502 [2019-10-02 09:58:03,612 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2019-10-02 09:58:03,651 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 27502 states. [2019-10-02 09:58:06,178 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 27502 to 27463. [2019-10-02 09:58:06,179 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 27463 states. [2019-10-02 09:58:06,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27463 states to 27463 states and 38512 transitions. [2019-10-02 09:58:06,349 INFO L78 Accepts]: Start accepts. Automaton has 27463 states and 38512 transitions. Word has length 191 [2019-10-02 09:58:06,350 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 09:58:06,350 INFO L475 AbstractCegarLoop]: Abstraction has 27463 states and 38512 transitions. [2019-10-02 09:58:06,350 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-02 09:58:06,350 INFO L276 IsEmpty]: Start isEmpty. Operand 27463 states and 38512 transitions. [2019-10-02 09:58:06,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2019-10-02 09:58:06,396 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 09:58:06,397 INFO L411 BasicCegarLoop]: trace histogram [5, 5, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2019-10-02 09:58:06,397 INFO L418 AbstractCegarLoop]: === Iteration 6 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 09:58:06,397 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 09:58:06,397 INFO L82 PathProgramCache]: Analyzing trace with hash -647436325, now seen corresponding path program 1 times [2019-10-02 09:58:06,398 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 09:58:06,398 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 09:58:06,417 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 09:58:06,417 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 09:58:06,417 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 09:58:06,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 09:58:06,726 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 76 trivial. 0 not checked. [2019-10-02 09:58:06,726 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 09:58:06,726 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-02 09:58:06,727 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-02 09:58:06,727 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-02 09:58:06,727 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-02 09:58:06,727 INFO L87 Difference]: Start difference. First operand 27463 states and 38512 transitions. Second operand 5 states. [2019-10-02 09:58:08,497 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 09:58:08,498 INFO L93 Difference]: Finished difference Result 82401 states and 115922 transitions. [2019-10-02 09:58:08,498 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-10-02 09:58:08,498 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 192 [2019-10-02 09:58:08,499 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 09:58:08,937 INFO L225 Difference]: With dead ends: 82401 [2019-10-02 09:58:08,937 INFO L226 Difference]: Without dead ends: 54974 [2019-10-02 09:58:09,081 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2019-10-02 09:58:09,142 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 54974 states. [2019-10-02 09:58:13,010 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 54974 to 54899. [2019-10-02 09:58:13,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 54899 states. [2019-10-02 09:58:13,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54899 states to 54899 states and 77144 transitions. [2019-10-02 09:58:13,364 INFO L78 Accepts]: Start accepts. Automaton has 54899 states and 77144 transitions. Word has length 192 [2019-10-02 09:58:13,364 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 09:58:13,364 INFO L475 AbstractCegarLoop]: Abstraction has 54899 states and 77144 transitions. [2019-10-02 09:58:13,365 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-02 09:58:13,365 INFO L276 IsEmpty]: Start isEmpty. Operand 54899 states and 77144 transitions. [2019-10-02 09:58:13,397 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2019-10-02 09:58:13,398 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 09:58:13,398 INFO L411 BasicCegarLoop]: trace histogram [5, 5, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2019-10-02 09:58:13,399 INFO L418 AbstractCegarLoop]: === Iteration 7 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 09:58:13,399 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 09:58:13,399 INFO L82 PathProgramCache]: Analyzing trace with hash 2021129016, now seen corresponding path program 1 times [2019-10-02 09:58:13,399 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 09:58:13,399 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 09:58:13,414 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 09:58:13,414 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 09:58:13,415 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 09:58:13,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 09:58:13,712 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 76 trivial. 0 not checked. [2019-10-02 09:58:13,712 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 09:58:13,713 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-02 09:58:13,713 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-02 09:58:13,713 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-02 09:58:13,714 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-02 09:58:13,714 INFO L87 Difference]: Start difference. First operand 54899 states and 77144 transitions. Second operand 5 states. [2019-10-02 09:58:16,891 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 09:58:16,892 INFO L93 Difference]: Finished difference Result 163954 states and 231056 transitions. [2019-10-02 09:58:16,892 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-10-02 09:58:16,892 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 193 [2019-10-02 09:58:16,893 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 09:58:17,733 INFO L225 Difference]: With dead ends: 163954 [2019-10-02 09:58:17,734 INFO L226 Difference]: Without dead ends: 109091 [2019-10-02 09:58:18,035 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2019-10-02 09:58:18,182 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 109091 states. [2019-10-02 09:58:24,232 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 109091 to 108950. [2019-10-02 09:58:24,232 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 108950 states. [2019-10-02 09:58:24,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108950 states to 108950 states and 153386 transitions. [2019-10-02 09:58:24,746 INFO L78 Accepts]: Start accepts. Automaton has 108950 states and 153386 transitions. Word has length 193 [2019-10-02 09:58:24,747 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 09:58:24,747 INFO L475 AbstractCegarLoop]: Abstraction has 108950 states and 153386 transitions. [2019-10-02 09:58:24,747 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-02 09:58:24,747 INFO L276 IsEmpty]: Start isEmpty. Operand 108950 states and 153386 transitions. [2019-10-02 09:58:24,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 207 [2019-10-02 09:58:24,778 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 09:58:24,779 INFO L411 BasicCegarLoop]: trace histogram [5, 5, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2019-10-02 09:58:24,779 INFO L418 AbstractCegarLoop]: === Iteration 8 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 09:58:24,779 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 09:58:24,779 INFO L82 PathProgramCache]: Analyzing trace with hash -819782062, now seen corresponding path program 1 times [2019-10-02 09:58:24,780 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 09:58:24,780 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 09:58:24,795 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 09:58:24,795 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 09:58:24,795 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 09:58:24,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 09:58:25,138 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 81 trivial. 0 not checked. [2019-10-02 09:58:25,139 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-10-02 09:58:25,139 INFO L224 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2019-10-02 09:58:25,879 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 09:58:26,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 09:58:26,912 INFO L256 TraceCheckSpWp]: Trace formula consists of 4012 conjuncts, 9 conjunts are in the unsatisfiable core [2019-10-02 09:58:26,960 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-10-02 09:58:27,184 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 76 trivial. 0 not checked. [2019-10-02 09:58:27,206 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2019-10-02 09:58:27,206 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [9] total 14 [2019-10-02 09:58:27,207 INFO L454 AbstractCegarLoop]: Interpolant automaton has 14 states [2019-10-02 09:58:27,207 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2019-10-02 09:58:27,208 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=154, Unknown=0, NotChecked=0, Total=182 [2019-10-02 09:58:27,208 INFO L87 Difference]: Start difference. First operand 108950 states and 153386 transitions. Second operand 14 states. [2019-10-02 09:59:28,241 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 09:59:28,242 INFO L93 Difference]: Finished difference Result 276922 states and 390768 transitions. [2019-10-02 09:59:28,242 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2019-10-02 09:59:28,242 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 206 [2019-10-02 09:59:28,243 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 09:59:29,753 INFO L225 Difference]: With dead ends: 276922 [2019-10-02 09:59:29,753 INFO L226 Difference]: Without dead ends: 168008 [2019-10-02 09:59:30,217 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 234 GetRequests, 210 SyntacticMatches, 0 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 58 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=141, Invalid=509, Unknown=0, NotChecked=0, Total=650 [2019-10-02 09:59:30,390 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 168008 states. [2019-10-02 09:59:42,313 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 168008 to 167297. [2019-10-02 09:59:42,313 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 167297 states. [2019-10-02 09:59:43,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 167297 states to 167297 states and 235552 transitions. [2019-10-02 09:59:43,201 INFO L78 Accepts]: Start accepts. Automaton has 167297 states and 235552 transitions. Word has length 206 [2019-10-02 09:59:43,201 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 09:59:43,201 INFO L475 AbstractCegarLoop]: Abstraction has 167297 states and 235552 transitions. [2019-10-02 09:59:43,201 INFO L476 AbstractCegarLoop]: Interpolant automaton has 14 states. [2019-10-02 09:59:43,201 INFO L276 IsEmpty]: Start isEmpty. Operand 167297 states and 235552 transitions. [2019-10-02 09:59:43,268 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 208 [2019-10-02 09:59:43,269 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 09:59:43,269 INFO L411 BasicCegarLoop]: trace histogram [5, 5, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2019-10-02 09:59:43,269 INFO L418 AbstractCegarLoop]: === Iteration 9 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 09:59:43,270 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 09:59:43,270 INFO L82 PathProgramCache]: Analyzing trace with hash 1045078058, now seen corresponding path program 1 times [2019-10-02 09:59:43,270 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 09:59:43,270 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 09:59:43,297 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 09:59:43,298 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 09:59:43,298 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 09:59:43,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 09:59:44,680 INFO L134 CoverageAnalysis]: Checked inductivity of 85 backedges. 3 proven. 6 refuted. 0 times theorem prover too weak. 76 trivial. 0 not checked. [2019-10-02 09:59:44,681 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-10-02 09:59:44,681 INFO L224 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2019-10-02 09:59:45,556 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 09:59:46,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 09:59:46,512 INFO L256 TraceCheckSpWp]: Trace formula consists of 4014 conjuncts, 9 conjunts are in the unsatisfiable core [2019-10-02 09:59:46,534 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-10-02 09:59:46,683 INFO L134 CoverageAnalysis]: Checked inductivity of 85 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 76 trivial. 0 not checked. [2019-10-02 09:59:46,700 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2019-10-02 09:59:46,700 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [10] total 15 [2019-10-02 09:59:46,701 INFO L454 AbstractCegarLoop]: Interpolant automaton has 15 states [2019-10-02 09:59:46,701 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2019-10-02 09:59:46,702 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=180, Unknown=0, NotChecked=0, Total=210 [2019-10-02 09:59:46,702 INFO L87 Difference]: Start difference. First operand 167297 states and 235552 transitions. Second operand 15 states. [2019-10-02 10:00:34,192 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 10:00:34,192 INFO L93 Difference]: Finished difference Result 525888 states and 742680 transitions. [2019-10-02 10:00:34,193 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2019-10-02 10:00:34,193 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 207 [2019-10-02 10:00:34,193 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 10:00:36,136 INFO L225 Difference]: With dead ends: 525888 [2019-10-02 10:00:36,136 INFO L226 Difference]: Without dead ends: 358627 [2019-10-02 10:00:37,040 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 254 GetRequests, 214 SyntacticMatches, 0 SemanticMatches, 40 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 333 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=311, Invalid=1411, Unknown=0, NotChecked=0, Total=1722 [2019-10-02 10:00:37,280 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 358627 states. [2019-10-02 10:00:59,317 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 358627 to 357895. [2019-10-02 10:00:59,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 357895 states. [2019-10-02 10:01:01,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 357895 states to 357895 states and 504122 transitions. [2019-10-02 10:01:02,018 INFO L78 Accepts]: Start accepts. Automaton has 357895 states and 504122 transitions. Word has length 207 [2019-10-02 10:01:02,019 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 10:01:02,019 INFO L475 AbstractCegarLoop]: Abstraction has 357895 states and 504122 transitions. [2019-10-02 10:01:02,019 INFO L476 AbstractCegarLoop]: Interpolant automaton has 15 states. [2019-10-02 10:01:02,020 INFO L276 IsEmpty]: Start isEmpty. Operand 357895 states and 504122 transitions. [2019-10-02 10:01:02,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 209 [2019-10-02 10:01:02,059 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 10:01:02,060 INFO L411 BasicCegarLoop]: trace histogram [5, 5, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2019-10-02 10:01:02,060 INFO L418 AbstractCegarLoop]: === Iteration 10 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 10:01:02,060 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 10:01:02,061 INFO L82 PathProgramCache]: Analyzing trace with hash -1864748757, now seen corresponding path program 1 times [2019-10-02 10:01:02,061 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 10:01:02,061 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 10:01:02,086 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 10:01:02,086 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 10:01:02,087 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 10:01:02,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 10:01:02,462 INFO L134 CoverageAnalysis]: Checked inductivity of 85 backedges. 3 proven. 6 refuted. 0 times theorem prover too weak. 76 trivial. 0 not checked. [2019-10-02 10:01:02,462 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-10-02 10:01:02,462 INFO L224 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2019-10-02 10:01:03,301 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 10:01:04,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 10:01:04,330 INFO L256 TraceCheckSpWp]: Trace formula consists of 4016 conjuncts, 9 conjunts are in the unsatisfiable core [2019-10-02 10:01:04,337 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-10-02 10:01:04,475 INFO L134 CoverageAnalysis]: Checked inductivity of 85 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 76 trivial. 0 not checked. [2019-10-02 10:01:04,492 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2019-10-02 10:01:04,492 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [10] total 15 [2019-10-02 10:01:04,493 INFO L454 AbstractCegarLoop]: Interpolant automaton has 15 states [2019-10-02 10:01:04,493 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2019-10-02 10:01:04,493 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=180, Unknown=0, NotChecked=0, Total=210 [2019-10-02 10:01:04,494 INFO L87 Difference]: Start difference. First operand 357895 states and 504122 transitions. Second operand 15 states. [2019-10-02 10:01:08,242 WARN L191 SmtUtils]: Spent 761.00 ms on a formula simplification. DAG size of input: 9 DAG size of output: 8 [2019-10-02 10:01:58,806 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 10:01:58,807 INFO L93 Difference]: Finished difference Result 1040350 states and 1468294 transitions. [2019-10-02 10:01:58,807 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2019-10-02 10:01:58,807 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 208 [2019-10-02 10:01:58,808 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 10:02:04,166 INFO L225 Difference]: With dead ends: 1040350 [2019-10-02 10:02:04,166 INFO L226 Difference]: Without dead ends: 682491 [2019-10-02 10:02:06,475 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 255 GetRequests, 215 SyntacticMatches, 0 SemanticMatches, 40 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 339 ImplicationChecksByTransitivity, 1.7s TimeCoverageRelationStatistics Valid=311, Invalid=1411, Unknown=0, NotChecked=0, Total=1722 [2019-10-02 10:02:06,937 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 682491 states. [2019-10-02 10:03:01,605 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 682491 to 668592. [2019-10-02 10:03:01,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 668592 states. [2019-10-02 10:03:07,198 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 668592 states to 668592 states and 941826 transitions. [2019-10-02 10:03:07,250 INFO L78 Accepts]: Start accepts. Automaton has 668592 states and 941826 transitions. Word has length 208 [2019-10-02 10:03:07,251 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 10:03:07,251 INFO L475 AbstractCegarLoop]: Abstraction has 668592 states and 941826 transitions. [2019-10-02 10:03:07,251 INFO L476 AbstractCegarLoop]: Interpolant automaton has 15 states. [2019-10-02 10:03:07,251 INFO L276 IsEmpty]: Start isEmpty. Operand 668592 states and 941826 transitions. [2019-10-02 10:03:07,306 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 210 [2019-10-02 10:03:07,306 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 10:03:07,306 INFO L411 BasicCegarLoop]: trace histogram [5, 5, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2019-10-02 10:03:07,307 INFO L418 AbstractCegarLoop]: === Iteration 11 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 10:03:07,307 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 10:03:07,307 INFO L82 PathProgramCache]: Analyzing trace with hash 1828952099, now seen corresponding path program 1 times [2019-10-02 10:03:07,307 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 10:03:07,307 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 10:03:07,322 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 10:03:07,322 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 10:03:07,322 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 10:03:07,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 10:03:07,703 INFO L134 CoverageAnalysis]: Checked inductivity of 85 backedges. 3 proven. 6 refuted. 0 times theorem prover too weak. 76 trivial. 0 not checked. [2019-10-02 10:03:07,704 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-10-02 10:03:07,704 INFO L224 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2019-10-02 10:03:08,438 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 10:03:20,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 10:03:20,035 INFO L256 TraceCheckSpWp]: Trace formula consists of 4018 conjuncts, 9 conjunts are in the unsatisfiable core [2019-10-02 10:03:20,042 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-10-02 10:03:20,225 INFO L134 CoverageAnalysis]: Checked inductivity of 85 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 76 trivial. 0 not checked. [2019-10-02 10:03:20,247 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2019-10-02 10:03:20,247 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [10] total 15 [2019-10-02 10:03:20,248 INFO L454 AbstractCegarLoop]: Interpolant automaton has 15 states [2019-10-02 10:03:20,248 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2019-10-02 10:03:20,249 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=180, Unknown=0, NotChecked=0, Total=210 [2019-10-02 10:03:20,249 INFO L87 Difference]: Start difference. First operand 668592 states and 941826 transitions. Second operand 15 states. [2019-10-02 10:04:34,650 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 10:04:34,650 INFO L93 Difference]: Finished difference Result 1871911 states and 2640914 transitions. [2019-10-02 10:04:34,651 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2019-10-02 10:04:34,651 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 209 [2019-10-02 10:04:34,651 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 10:04:44,170 INFO L225 Difference]: With dead ends: 1871911 [2019-10-02 10:04:44,170 INFO L226 Difference]: Without dead ends: 1203355 [2019-10-02 10:04:47,400 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 256 GetRequests, 216 SyntacticMatches, 0 SemanticMatches, 40 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 340 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=311, Invalid=1411, Unknown=0, NotChecked=0, Total=1722 [2019-10-02 10:04:48,242 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1203355 states.