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/ai/svcomp-Reach-32bit-Automizer_Default+AIv2_INT.epf -i ../../../trunk/examples/svcomp/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--md--dm-crypt.ko-entry_point.cil.out.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-112bae1 [2019-09-10 12:22:49,806 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-10 12:22:49,808 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-10 12:22:49,827 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-10 12:22:49,827 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-10 12:22:49,829 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-10 12:22:49,832 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-10 12:22:49,842 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-10 12:22:49,846 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-10 12:22:49,849 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-10 12:22:49,851 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-10 12:22:49,853 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-10 12:22:49,853 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-10 12:22:49,855 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-10 12:22:49,858 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-10 12:22:49,859 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-10 12:22:49,861 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-10 12:22:49,863 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-10 12:22:49,865 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-10 12:22:49,870 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-10 12:22:49,873 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-10 12:22:49,875 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-10 12:22:49,878 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-10 12:22:49,879 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-10 12:22:49,881 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-10 12:22:49,881 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-10 12:22:49,881 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-10 12:22:49,883 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-10 12:22:49,884 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-10 12:22:49,886 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-10 12:22:49,886 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-10 12:22:49,887 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-10 12:22:49,888 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-10 12:22:49,889 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-10 12:22:49,891 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-10 12:22:49,891 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-10 12:22:49,892 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-10 12:22:49,892 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-10 12:22:49,892 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-10 12:22:49,893 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-10 12:22:49,894 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-10 12:22:49,895 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/ai/svcomp-Reach-32bit-Automizer_Default+AIv2_INT.epf [2019-09-10 12:22:49,925 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-10 12:22:49,925 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-10 12:22:49,926 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2019-09-10 12:22:49,926 INFO L138 SettingsManager]: * Log level for plugins=info [2019-09-10 12:22:49,927 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-09-10 12:22:49,927 INFO L138 SettingsManager]: * User list type=DISABLED [2019-09-10 12:22:49,927 INFO L138 SettingsManager]: * Ignore calls to and inside polymorphic procedures=false [2019-09-10 12:22:49,927 INFO L138 SettingsManager]: * Ignore calls to recursive procedures=false [2019-09-10 12:22:49,928 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-09-10 12:22:49,928 INFO L138 SettingsManager]: * Abstract domain=IntervalDomain [2019-09-10 12:22:49,930 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-10 12:22:49,930 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-10 12:22:49,930 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-10 12:22:49,931 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-10 12:22:49,931 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-10 12:22:49,931 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-10 12:22:49,931 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-10 12:22:49,932 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-10 12:22:49,932 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-10 12:22:49,932 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-10 12:22:49,932 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-10 12:22:49,932 INFO L138 SettingsManager]: * Remove goto edges from RCFG=true [2019-09-10 12:22:49,933 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-10 12:22:49,933 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-10 12:22:49,933 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-10 12:22:49,933 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-10 12:22:49,934 INFO L138 SettingsManager]: * Trace refinement strategy=TAIPAN [2019-09-10 12:22:49,934 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-09-10 12:22:49,934 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-10 12:22:49,934 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2019-09-10 12:22:49,993 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-10 12:22:50,007 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-10 12:22:50,012 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-10 12:22:50,014 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-10 12:22:50,016 INFO L275 PluginConnector]: CDTParser initialized [2019-09-10 12:22:50,017 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--md--dm-crypt.ko-entry_point.cil.out.i [2019-09-10 12:22:50,092 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/67d5cb09f/247fd9aaef224cdeae0bfe463dc57547/FLAG6302e107e [2019-09-10 12:22:50,949 INFO L306 CDTParser]: Found 1 translation units. [2019-09-10 12:22:50,949 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--md--dm-crypt.ko-entry_point.cil.out.i [2019-09-10 12:22:51,006 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/67d5cb09f/247fd9aaef224cdeae0bfe463dc57547/FLAG6302e107e [2019-09-10 12:22:51,433 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/67d5cb09f/247fd9aaef224cdeae0bfe463dc57547 [2019-09-10 12:22:51,442 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-10 12:22:51,443 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-10 12:22:51,444 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-10 12:22:51,445 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-10 12:22:51,448 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-10 12:22:51,449 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.09 12:22:51" (1/1) ... [2019-09-10 12:22:51,452 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5b8836b2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.09 12:22:51, skipping insertion in model container [2019-09-10 12:22:51,452 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.09 12:22:51" (1/1) ... [2019-09-10 12:22:51,459 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-10 12:22:51,605 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-10 12:22:54,296 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-10 12:22:54,335 INFO L188 MainTranslator]: Completed pre-run [2019-09-10 12:22:54,789 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-10 12:22:55,640 INFO L192 MainTranslator]: Completed translation [2019-09-10 12:22:55,641 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.09 12:22:55 WrapperNode [2019-09-10 12:22:55,641 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-10 12:22:55,642 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-10 12:22:55,642 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-10 12:22:55,642 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-10 12:22:55,656 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.09 12:22:55" (1/1) ... [2019-09-10 12:22:55,659 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.09 12:22:55" (1/1) ... [2019-09-10 12:22:55,775 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.09 12:22:55" (1/1) ... [2019-09-10 12:22:55,775 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.09 12:22:55" (1/1) ... [2019-09-10 12:22:55,916 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.09 12:22:55" (1/1) ... [2019-09-10 12:22:55,943 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.09 12:22:55" (1/1) ... [2019-09-10 12:22:55,985 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.09 12:22:55" (1/1) ... [2019-09-10 12:22:56,027 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-10 12:22:56,028 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-10 12:22:56,028 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-10 12:22:56,029 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-10 12:22:56,030 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.09 12:22:55" (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 [2019-09-10 12:22:56,112 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-10 12:22:56,113 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-10 12:22:56,113 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~TO~int [2019-09-10 12:22:56,113 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2019-09-10 12:22:56,114 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~TO~VOID [2019-09-10 12:22:56,114 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~$Pointer$~TO~int [2019-09-10 12:22:56,114 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2019-09-10 12:22:56,115 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~TO~int [2019-09-10 12:22:56,115 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2019-09-10 12:22:56,115 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~~sector_t~0~X~~sector_t~0~X~$Pointer$~TO~int [2019-09-10 12:22:56,115 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2019-09-10 12:22:56,116 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2019-09-10 12:22:56,116 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2019-09-10 12:22:56,116 INFO L138 BoogieDeclarations]: Found implementation of procedure fls [2019-09-10 12:22:56,116 INFO L138 BoogieDeclarations]: Found implementation of procedure __arch_swab64 [2019-09-10 12:22:56,116 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab64 [2019-09-10 12:22:56,116 INFO L138 BoogieDeclarations]: Found implementation of procedure __ilog2_u32 [2019-09-10 12:22:56,117 INFO L138 BoogieDeclarations]: Found implementation of procedure is_power_of_2 [2019-09-10 12:22:56,117 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2019-09-10 12:22:56,117 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2019-09-10 12:22:56,118 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add [2019-09-10 12:22:56,118 INFO L138 BoogieDeclarations]: Found implementation of procedure bitmap_weight [2019-09-10 12:22:56,118 INFO L138 BoogieDeclarations]: Found implementation of procedure cpumask_weight [2019-09-10 12:22:56,118 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_set [2019-09-10 12:22:56,118 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_inc [2019-09-10 12:22:56,118 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_dec [2019-09-10 12:22:56,119 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_dec_and_test [2019-09-10 12:22:56,119 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2019-09-10 12:22:56,119 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2019-09-10 12:22:56,119 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2019-09-10 12:22:56,119 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2019-09-10 12:22:56,120 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2019-09-10 12:22:56,120 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ptr [2019-09-10 12:22:56,120 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ulong [2019-09-10 12:22:56,120 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2019-09-10 12:22:56,120 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2019-09-10 12:22:56,120 INFO L138 BoogieDeclarations]: Found implementation of procedure __preempt_count_add [2019-09-10 12:22:56,120 INFO L138 BoogieDeclarations]: Found implementation of procedure __preempt_count_sub [2019-09-10 12:22:56,121 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2019-09-10 12:22:56,121 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_irq [2019-09-10 12:22:56,121 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irq [2019-09-10 12:22:56,121 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2019-09-10 12:22:56,121 INFO L138 BoogieDeclarations]: Found implementation of procedure __add_wait_queue [2019-09-10 12:22:56,121 INFO L138 BoogieDeclarations]: Found implementation of procedure __remove_wait_queue [2019-09-10 12:22:56,121 INFO L138 BoogieDeclarations]: Found implementation of procedure init_completion [2019-09-10 12:22:56,122 INFO L138 BoogieDeclarations]: Found implementation of procedure reinit_completion [2019-09-10 12:22:56,122 INFO L138 BoogieDeclarations]: Found implementation of procedure rb_link_node [2019-09-10 12:22:56,122 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_work [2019-09-10 12:22:56,122 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2019-09-10 12:22:56,122 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2019-09-10 12:22:56,122 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2019-09-10 12:22:56,122 INFO L138 BoogieDeclarations]: Found implementation of procedure lowmem_page_address [2019-09-10 12:22:56,123 INFO L138 BoogieDeclarations]: Found implementation of procedure pagefault_disabled_inc [2019-09-10 12:22:56,123 INFO L138 BoogieDeclarations]: Found implementation of procedure pagefault_disabled_dec [2019-09-10 12:22:56,123 INFO L138 BoogieDeclarations]: Found implementation of procedure pagefault_disable [2019-09-10 12:22:56,123 INFO L138 BoogieDeclarations]: Found implementation of procedure pagefault_enable [2019-09-10 12:22:56,123 INFO L138 BoogieDeclarations]: Found implementation of procedure kmap_atomic [2019-09-10 12:22:56,123 INFO L138 BoogieDeclarations]: Found implementation of procedure __kunmap_atomic [2019-09-10 12:22:56,124 INFO L138 BoogieDeclarations]: Found implementation of procedure mempool_create_kmalloc_pool [2019-09-10 12:22:56,124 INFO L138 BoogieDeclarations]: Found implementation of procedure mempool_create_page_pool [2019-09-10 12:22:56,124 INFO L138 BoogieDeclarations]: Found implementation of procedure bvec_iter_advance [2019-09-10 12:22:56,124 INFO L138 BoogieDeclarations]: Found implementation of procedure bio_advance_iter [2019-09-10 12:22:56,124 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_assign_page [2019-09-10 12:22:56,124 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_set_page [2019-09-10 12:22:56,125 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_page [2019-09-10 12:22:56,125 INFO L138 BoogieDeclarations]: Found implementation of procedure bdev_get_queue [2019-09-10 12:22:56,125 INFO L138 BoogieDeclarations]: Found implementation of procedure crypto_free_tfm [2019-09-10 12:22:56,125 INFO L138 BoogieDeclarations]: Found implementation of procedure crypto_tfm_alg_blocksize [2019-09-10 12:22:56,125 INFO L138 BoogieDeclarations]: Found implementation of procedure crypto_tfm_alg_alignmask [2019-09-10 12:22:56,125 INFO L138 BoogieDeclarations]: Found implementation of procedure __crypto_ablkcipher_cast [2019-09-10 12:22:56,126 INFO L138 BoogieDeclarations]: Found implementation of procedure crypto_ablkcipher_tfm [2019-09-10 12:22:56,126 INFO L138 BoogieDeclarations]: Found implementation of procedure crypto_free_ablkcipher [2019-09-10 12:22:56,126 INFO L138 BoogieDeclarations]: Found implementation of procedure crypto_ablkcipher_crt [2019-09-10 12:22:56,126 INFO L138 BoogieDeclarations]: Found implementation of procedure crypto_ablkcipher_ivsize [2019-09-10 12:22:56,126 INFO L138 BoogieDeclarations]: Found implementation of procedure crypto_ablkcipher_blocksize [2019-09-10 12:22:56,126 INFO L138 BoogieDeclarations]: Found implementation of procedure crypto_ablkcipher_alignmask [2019-09-10 12:22:56,127 INFO L138 BoogieDeclarations]: Found implementation of procedure crypto_ablkcipher_setkey [2019-09-10 12:22:56,127 INFO L138 BoogieDeclarations]: Found implementation of procedure crypto_ablkcipher_reqtfm [2019-09-10 12:22:56,127 INFO L138 BoogieDeclarations]: Found implementation of procedure crypto_ablkcipher_encrypt [2019-09-10 12:22:56,127 INFO L138 BoogieDeclarations]: Found implementation of procedure crypto_ablkcipher_decrypt [2019-09-10 12:22:56,127 INFO L138 BoogieDeclarations]: Found implementation of procedure crypto_ablkcipher_reqsize [2019-09-10 12:22:56,127 INFO L138 BoogieDeclarations]: Found implementation of procedure ablkcipher_request_set_tfm [2019-09-10 12:22:56,128 INFO L138 BoogieDeclarations]: Found implementation of procedure ablkcipher_request_set_callback [2019-09-10 12:22:56,128 INFO L138 BoogieDeclarations]: Found implementation of procedure ablkcipher_request_set_crypt [2019-09-10 12:22:56,128 INFO L138 BoogieDeclarations]: Found implementation of procedure __crypto_cipher_cast [2019-09-10 12:22:56,128 INFO L138 BoogieDeclarations]: Found implementation of procedure crypto_alloc_cipher [2019-09-10 12:22:56,128 INFO L138 BoogieDeclarations]: Found implementation of procedure crypto_cipher_tfm [2019-09-10 12:22:56,128 INFO L138 BoogieDeclarations]: Found implementation of procedure crypto_free_cipher [2019-09-10 12:22:56,128 INFO L138 BoogieDeclarations]: Found implementation of procedure crypto_cipher_crt [2019-09-10 12:22:56,129 INFO L138 BoogieDeclarations]: Found implementation of procedure crypto_cipher_blocksize [2019-09-10 12:22:56,129 INFO L138 BoogieDeclarations]: Found implementation of procedure crypto_cipher_setkey [2019-09-10 12:22:56,129 INFO L138 BoogieDeclarations]: Found implementation of procedure crypto_cipher_encrypt_one [2019-09-10 12:22:56,129 INFO L138 BoogieDeclarations]: Found implementation of procedure __crypto_hash_cast [2019-09-10 12:22:56,129 INFO L138 BoogieDeclarations]: Found implementation of procedure crypto_alloc_hash [2019-09-10 12:22:56,129 INFO L138 BoogieDeclarations]: Found implementation of procedure crypto_hash_tfm [2019-09-10 12:22:56,129 INFO L138 BoogieDeclarations]: Found implementation of procedure crypto_free_hash [2019-09-10 12:22:56,130 INFO L138 BoogieDeclarations]: Found implementation of procedure crypto_hash_crt [2019-09-10 12:22:56,130 INFO L138 BoogieDeclarations]: Found implementation of procedure crypto_hash_digestsize [2019-09-10 12:22:56,130 INFO L138 BoogieDeclarations]: Found implementation of procedure crypto_hash_digest [2019-09-10 12:22:56,130 INFO L138 BoogieDeclarations]: Found implementation of procedure put_unaligned_le16 [2019-09-10 12:22:56,130 INFO L138 BoogieDeclarations]: Found implementation of procedure put_unaligned_le32 [2019-09-10 12:22:56,130 INFO L138 BoogieDeclarations]: Found implementation of procedure put_unaligned_le64 [2019-09-10 12:22:56,130 INFO L138 BoogieDeclarations]: Found implementation of procedure crypto_shash_tfm [2019-09-10 12:22:56,131 INFO L138 BoogieDeclarations]: Found implementation of procedure crypto_free_shash [2019-09-10 12:22:56,131 INFO L138 BoogieDeclarations]: Found implementation of procedure __crypto_shash_alg [2019-09-10 12:22:56,131 INFO L138 BoogieDeclarations]: Found implementation of procedure crypto_shash_alg [2019-09-10 12:22:56,131 INFO L138 BoogieDeclarations]: Found implementation of procedure crypto_shash_digestsize [2019-09-10 12:22:56,131 INFO L138 BoogieDeclarations]: Found implementation of procedure crypto_shash_descsize [2019-09-10 12:22:56,131 INFO L138 BoogieDeclarations]: Found implementation of procedure crypto_shash_export [2019-09-10 12:22:56,131 INFO L138 BoogieDeclarations]: Found implementation of procedure crypto_shash_init [2019-09-10 12:22:56,131 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_per_bio_data [2019-09-10 12:22:56,132 INFO L138 BoogieDeclarations]: Found implementation of procedure any_tfm [2019-09-10 12:22:56,132 INFO L138 BoogieDeclarations]: Found implementation of procedure crypt_iv_plain_gen [2019-09-10 12:22:56,132 INFO L138 BoogieDeclarations]: Found implementation of procedure crypt_iv_plain64_gen [2019-09-10 12:22:56,132 INFO L138 BoogieDeclarations]: Found implementation of procedure crypt_iv_essiv_init [2019-09-10 12:22:56,132 INFO L138 BoogieDeclarations]: Found implementation of procedure crypt_iv_essiv_wipe [2019-09-10 12:22:56,132 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_essiv_cpu [2019-09-10 12:22:56,132 INFO L138 BoogieDeclarations]: Found implementation of procedure crypt_iv_essiv_dtr [2019-09-10 12:22:56,133 INFO L138 BoogieDeclarations]: Found implementation of procedure crypt_iv_essiv_ctr [2019-09-10 12:22:56,133 INFO L138 BoogieDeclarations]: Found implementation of procedure crypt_iv_essiv_gen [2019-09-10 12:22:56,133 INFO L138 BoogieDeclarations]: Found implementation of procedure crypt_iv_benbi_ctr [2019-09-10 12:22:56,133 INFO L138 BoogieDeclarations]: Found implementation of procedure crypt_iv_benbi_dtr [2019-09-10 12:22:56,133 INFO L138 BoogieDeclarations]: Found implementation of procedure crypt_iv_benbi_gen [2019-09-10 12:22:56,133 INFO L138 BoogieDeclarations]: Found implementation of procedure crypt_iv_null_gen [2019-09-10 12:22:56,134 INFO L138 BoogieDeclarations]: Found implementation of procedure crypt_iv_lmk_dtr [2019-09-10 12:22:56,134 INFO L138 BoogieDeclarations]: Found implementation of procedure crypt_iv_lmk_ctr [2019-09-10 12:22:56,134 INFO L138 BoogieDeclarations]: Found implementation of procedure crypt_iv_lmk_init [2019-09-10 12:22:56,134 INFO L138 BoogieDeclarations]: Found implementation of procedure crypt_iv_lmk_wipe [2019-09-10 12:22:56,134 INFO L138 BoogieDeclarations]: Found implementation of procedure crypt_iv_lmk_one [2019-09-10 12:22:56,135 INFO L138 BoogieDeclarations]: Found implementation of procedure crypt_iv_lmk_gen [2019-09-10 12:22:56,135 INFO L138 BoogieDeclarations]: Found implementation of procedure crypt_iv_lmk_post [2019-09-10 12:22:56,135 INFO L138 BoogieDeclarations]: Found implementation of procedure crypt_iv_tcw_dtr [2019-09-10 12:22:56,135 INFO L138 BoogieDeclarations]: Found implementation of procedure crypt_iv_tcw_ctr [2019-09-10 12:22:56,135 INFO L138 BoogieDeclarations]: Found implementation of procedure crypt_iv_tcw_init [2019-09-10 12:22:56,136 INFO L138 BoogieDeclarations]: Found implementation of procedure crypt_iv_tcw_wipe [2019-09-10 12:22:56,136 INFO L138 BoogieDeclarations]: Found implementation of procedure crypt_iv_tcw_whitening [2019-09-10 12:22:56,136 INFO L138 BoogieDeclarations]: Found implementation of procedure crypt_iv_tcw_gen [2019-09-10 12:22:56,136 INFO L138 BoogieDeclarations]: Found implementation of procedure crypt_iv_tcw_post [2019-09-10 12:22:56,136 INFO L138 BoogieDeclarations]: Found implementation of procedure crypt_convert_init [2019-09-10 12:22:56,137 INFO L138 BoogieDeclarations]: Found implementation of procedure dmreq_of_req [2019-09-10 12:22:56,137 INFO L138 BoogieDeclarations]: Found implementation of procedure req_of_dmreq [2019-09-10 12:22:56,137 INFO L138 BoogieDeclarations]: Found implementation of procedure iv_of_dmreq [2019-09-10 12:22:56,137 INFO L138 BoogieDeclarations]: Found implementation of procedure crypt_convert_block [2019-09-10 12:22:56,137 INFO L138 BoogieDeclarations]: Found implementation of procedure crypt_alloc_req [2019-09-10 12:22:56,137 INFO L138 BoogieDeclarations]: Found implementation of procedure crypt_free_req [2019-09-10 12:22:56,137 INFO L138 BoogieDeclarations]: Found implementation of procedure crypt_convert [2019-09-10 12:22:56,137 INFO L138 BoogieDeclarations]: Found implementation of procedure crypt_alloc_buffer [2019-09-10 12:22:56,138 INFO L138 BoogieDeclarations]: Found implementation of procedure crypt_free_buffer_pages [2019-09-10 12:22:56,138 INFO L138 BoogieDeclarations]: Found implementation of procedure crypt_io_init [2019-09-10 12:22:56,138 INFO L138 BoogieDeclarations]: Found implementation of procedure crypt_inc_pending [2019-09-10 12:22:56,138 INFO L138 BoogieDeclarations]: Found implementation of procedure crypt_dec_pending [2019-09-10 12:22:56,138 INFO L138 BoogieDeclarations]: Found implementation of procedure crypt_endio [2019-09-10 12:22:56,138 INFO L138 BoogieDeclarations]: Found implementation of procedure clone_init [2019-09-10 12:22:56,138 INFO L138 BoogieDeclarations]: Found implementation of procedure kcryptd_io_read [2019-09-10 12:22:56,138 INFO L138 BoogieDeclarations]: Found implementation of procedure kcryptd_io_read_work [2019-09-10 12:22:56,139 INFO L138 BoogieDeclarations]: Found implementation of procedure kcryptd_queue_read [2019-09-10 12:22:56,139 INFO L138 BoogieDeclarations]: Found implementation of procedure kcryptd_io_write [2019-09-10 12:22:56,139 INFO L138 BoogieDeclarations]: Found implementation of procedure dmcrypt_write [2019-09-10 12:22:56,139 INFO L138 BoogieDeclarations]: Found implementation of procedure kcryptd_crypt_write_io_submit [2019-09-10 12:22:56,139 INFO L138 BoogieDeclarations]: Found implementation of procedure kcryptd_crypt_write_convert [2019-09-10 12:22:56,140 INFO L138 BoogieDeclarations]: Found implementation of procedure kcryptd_crypt_read_done [2019-09-10 12:22:56,140 INFO L138 BoogieDeclarations]: Found implementation of procedure kcryptd_crypt_read_convert [2019-09-10 12:22:56,140 INFO L138 BoogieDeclarations]: Found implementation of procedure kcryptd_async_done [2019-09-10 12:22:56,140 INFO L138 BoogieDeclarations]: Found implementation of procedure kcryptd_crypt [2019-09-10 12:22:56,140 INFO L138 BoogieDeclarations]: Found implementation of procedure kcryptd_queue_crypt [2019-09-10 12:22:56,141 INFO L138 BoogieDeclarations]: Found implementation of procedure crypt_decode_key [2019-09-10 12:22:56,141 INFO L138 BoogieDeclarations]: Found implementation of procedure crypt_free_tfms [2019-09-10 12:22:56,141 INFO L138 BoogieDeclarations]: Found implementation of procedure crypt_alloc_tfms [2019-09-10 12:22:56,141 INFO L138 BoogieDeclarations]: Found implementation of procedure crypt_setkey_allcpus [2019-09-10 12:22:56,141 INFO L138 BoogieDeclarations]: Found implementation of procedure crypt_set_key [2019-09-10 12:22:56,141 INFO L138 BoogieDeclarations]: Found implementation of procedure crypt_wipe_key [2019-09-10 12:22:56,142 INFO L138 BoogieDeclarations]: Found implementation of procedure crypt_dtr [2019-09-10 12:22:56,142 INFO L138 BoogieDeclarations]: Found implementation of procedure crypt_ctr_cipher [2019-09-10 12:22:56,142 INFO L138 BoogieDeclarations]: Found implementation of procedure crypt_ctr [2019-09-10 12:22:56,142 INFO L138 BoogieDeclarations]: Found implementation of procedure crypt_map [2019-09-10 12:22:56,142 INFO L138 BoogieDeclarations]: Found implementation of procedure crypt_status [2019-09-10 12:22:56,143 INFO L138 BoogieDeclarations]: Found implementation of procedure crypt_postsuspend [2019-09-10 12:22:56,143 INFO L138 BoogieDeclarations]: Found implementation of procedure crypt_preresume [2019-09-10 12:22:56,143 INFO L138 BoogieDeclarations]: Found implementation of procedure crypt_resume [2019-09-10 12:22:56,143 INFO L138 BoogieDeclarations]: Found implementation of procedure crypt_message [2019-09-10 12:22:56,143 INFO L138 BoogieDeclarations]: Found implementation of procedure crypt_merge [2019-09-10 12:22:56,144 INFO L138 BoogieDeclarations]: Found implementation of procedure crypt_iterate_devices [2019-09-10 12:22:56,144 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_crypt_init [2019-09-10 12:22:56,144 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_crypt_exit [2019-09-10 12:22:56,144 INFO L138 BoogieDeclarations]: Found implementation of procedure call_and_disable_work_1 [2019-09-10 12:22:56,144 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_work_2 [2019-09-10 12:22:56,145 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_work_1 [2019-09-10 12:22:56,145 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_crypt_iv_operations_8 [2019-09-10 12:22:56,145 INFO L138 BoogieDeclarations]: Found implementation of procedure work_init_2 [2019-09-10 12:22:56,145 INFO L138 BoogieDeclarations]: Found implementation of procedure work_init_1 [2019-09-10 12:22:56,146 INFO L138 BoogieDeclarations]: Found implementation of procedure call_and_disable_all_2 [2019-09-10 12:22:56,146 INFO L138 BoogieDeclarations]: Found implementation of procedure call_and_disable_all_1 [2019-09-10 12:22:56,146 INFO L138 BoogieDeclarations]: Found implementation of procedure invoke_work_1 [2019-09-10 12:22:56,146 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_work_2 [2019-09-10 12:22:56,146 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_target_type_3 [2019-09-10 12:22:56,147 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_crypt_iv_operations_5 [2019-09-10 12:22:56,147 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_work_1 [2019-09-10 12:22:56,147 INFO L138 BoogieDeclarations]: Found implementation of procedure call_and_disable_work_2 [2019-09-10 12:22:56,147 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_crypt_iv_operations_7 [2019-09-10 12:22:56,147 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_crypt_iv_operations_4 [2019-09-10 12:22:56,148 INFO L138 BoogieDeclarations]: Found implementation of procedure invoke_work_2 [2019-09-10 12:22:56,148 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-10 12:22:56,148 INFO L138 BoogieDeclarations]: Found implementation of procedure ERR_PTR [2019-09-10 12:22:56,148 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2019-09-10 12:22:56,148 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2019-09-10 12:22:56,149 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_queue_work_on_5 [2019-09-10 12:22:56,149 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_queue_delayed_work_on_6 [2019-09-10 12:22:56,149 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_queue_work_on_7 [2019-09-10 12:22:56,149 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_flush_workqueue_8 [2019-09-10 12:22:56,149 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_queue_delayed_work_on_9 [2019-09-10 12:22:56,149 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_10 [2019-09-10 12:22:56,149 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_11 [2019-09-10 12:22:56,150 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_12 [2019-09-10 12:22:56,150 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_13 [2019-09-10 12:22:56,150 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_14 [2019-09-10 12:22:56,150 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_15 [2019-09-10 12:22:56,150 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_16 [2019-09-10 12:22:56,150 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_17 [2019-09-10 12:22:56,151 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_18 [2019-09-10 12:22:56,151 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_destroy_workqueue_19 [2019-09-10 12:22:56,151 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_destroy_workqueue_20 [2019-09-10 12:22:56,151 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2019-09-10 12:22:56,152 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int_negative [2019-09-10 12:22:56,152 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2019-09-10 12:22:56,152 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_err_ptr [2019-09-10 12:22:56,152 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ptr_err [2019-09-10 12:22:56,152 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err_or_null [2019-09-10 12:22:56,153 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_bio_alloc_lock_of_crypt_config [2019-09-10 12:22:56,153 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_killable_bio_alloc_lock_of_crypt_config [2019-09-10 12:22:56,153 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_bio_alloc_lock_of_crypt_config [2019-09-10 12:22:56,153 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_bio_alloc_lock_of_crypt_config [2019-09-10 12:22:56,153 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_mutex_lock_bio_alloc_lock_of_crypt_config [2019-09-10 12:22:56,154 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_is_locked_bio_alloc_lock_of_crypt_config [2019-09-10 12:22:56,154 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_bio_alloc_lock_of_crypt_config [2019-09-10 12:22:56,154 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_lock_device_bio_alloc_lock_of_crypt_config [2019-09-10 12:22:56,154 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_trylock_device_bio_alloc_lock_of_crypt_config [2019-09-10 12:22:56,154 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_lock_device_for_reset_bio_alloc_lock_of_crypt_config [2019-09-10 12:22:56,155 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_unlock_device_bio_alloc_lock_of_crypt_config [2019-09-10 12:22:56,155 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_i_mutex_of_inode [2019-09-10 12:22:56,155 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_killable_i_mutex_of_inode [2019-09-10 12:22:56,155 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_i_mutex_of_inode [2019-09-10 12:22:56,155 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_i_mutex_of_inode [2019-09-10 12:22:56,155 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_mutex_lock_i_mutex_of_inode [2019-09-10 12:22:56,155 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_is_locked_i_mutex_of_inode [2019-09-10 12:22:56,156 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_i_mutex_of_inode [2019-09-10 12:22:56,156 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_lock_device_i_mutex_of_inode [2019-09-10 12:22:56,156 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_trylock_device_i_mutex_of_inode [2019-09-10 12:22:56,156 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_lock_device_for_reset_i_mutex_of_inode [2019-09-10 12:22:56,156 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_unlock_device_i_mutex_of_inode [2019-09-10 12:22:56,156 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_lock [2019-09-10 12:22:56,156 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_killable_lock [2019-09-10 12:22:56,157 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_lock [2019-09-10 12:22:56,157 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_lock [2019-09-10 12:22:56,157 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_mutex_lock_lock [2019-09-10 12:22:56,157 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_is_locked_lock [2019-09-10 12:22:56,157 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_lock [2019-09-10 12:22:56,157 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_lock_device_lock [2019-09-10 12:22:56,157 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_trylock_device_lock [2019-09-10 12:22:56,158 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_lock_device_for_reset_lock [2019-09-10 12:22:56,158 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_unlock_device_lock [2019-09-10 12:22:56,158 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_mutex_of_device [2019-09-10 12:22:56,158 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_killable_mutex_of_device [2019-09-10 12:22:56,158 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_mutex_of_device [2019-09-10 12:22:56,158 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_mutex_of_device [2019-09-10 12:22:56,158 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_mutex_lock_mutex_of_device [2019-09-10 12:22:56,159 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_is_locked_mutex_of_device [2019-09-10 12:22:56,159 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_mutex_of_device [2019-09-10 12:22:56,159 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_lock_device_mutex_of_device [2019-09-10 12:22:56,159 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_trylock_device_mutex_of_device [2019-09-10 12:22:56,159 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_lock_device_for_reset_mutex_of_device [2019-09-10 12:22:56,159 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_unlock_device_mutex_of_device [2019-09-10 12:22:56,159 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2019-09-10 12:22:56,160 INFO L138 BoogieDeclarations]: Found implementation of procedure ___might_sleep [2019-09-10 12:22:56,160 INFO L138 BoogieDeclarations]: Found implementation of procedure __alloc_workqueue_key [2019-09-10 12:22:56,160 INFO L138 BoogieDeclarations]: Found implementation of procedure __bitmap_weight [2019-09-10 12:22:56,160 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_waitqueue_head [2019-09-10 12:22:56,160 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_work [2019-09-10 12:22:56,160 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_add [2019-09-10 12:22:56,160 INFO L138 BoogieDeclarations]: Found implementation of procedure __mutex_init [2019-09-10 12:22:56,161 INFO L138 BoogieDeclarations]: Found implementation of procedure __wake_up_locked [2019-09-10 12:22:56,161 INFO L138 BoogieDeclarations]: Found implementation of procedure _cond_resched [2019-09-10 12:22:56,161 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irq [2019-09-10 12:22:56,161 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2019-09-10 12:22:56,161 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock_irq [2019-09-10 12:22:56,161 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock_irqrestore [2019-09-10 12:22:56,161 INFO L138 BoogieDeclarations]: Found implementation of procedure bio_alloc_bioset [2019-09-10 12:22:56,162 INFO L138 BoogieDeclarations]: Found implementation of procedure bio_clone_fast [2019-09-10 12:22:56,162 INFO L138 BoogieDeclarations]: Found implementation of procedure bio_endio [2019-09-10 12:22:56,162 INFO L138 BoogieDeclarations]: Found implementation of procedure bio_put [2019-09-10 12:22:56,162 INFO L138 BoogieDeclarations]: Found implementation of procedure bioset_create [2019-09-10 12:22:56,162 INFO L138 BoogieDeclarations]: Found implementation of procedure bioset_free [2019-09-10 12:22:56,162 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_finish_plug [2019-09-10 12:22:56,162 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_start_plug [2019-09-10 12:22:56,162 INFO L138 BoogieDeclarations]: Found implementation of procedure complete [2019-09-10 12:22:56,163 INFO L138 BoogieDeclarations]: Found implementation of procedure crypto_alloc_ablkcipher [2019-09-10 12:22:56,163 INFO L138 BoogieDeclarations]: Found implementation of procedure crypto_alloc_base [2019-09-10 12:22:56,163 INFO L138 BoogieDeclarations]: Found implementation of procedure crypto_alloc_shash [2019-09-10 12:22:56,163 INFO L138 BoogieDeclarations]: Found implementation of procedure crypto_destroy_tfm [2019-09-10 12:22:56,163 INFO L138 BoogieDeclarations]: Found implementation of procedure crypto_shash_final [2019-09-10 12:22:56,163 INFO L138 BoogieDeclarations]: Found implementation of procedure crypto_shash_update [2019-09-10 12:22:56,164 INFO L138 BoogieDeclarations]: Found implementation of procedure crypto_xor [2019-09-10 12:22:56,164 INFO L138 BoogieDeclarations]: Found implementation of procedure destroy_workqueue [2019-09-10 12:22:56,164 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_get_device [2019-09-10 12:22:56,164 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_put_device [2019-09-10 12:22:56,164 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_read_arg_group [2019-09-10 12:22:56,164 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_register_target [2019-09-10 12:22:56,164 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_shift_arg [2019-09-10 12:22:56,165 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_table_get_mode [2019-09-10 12:22:56,165 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_unregister_target [2019-09-10 12:22:56,165 INFO L138 BoogieDeclarations]: Found implementation of procedure flush_workqueue [2019-09-10 12:22:56,165 INFO L138 BoogieDeclarations]: Found implementation of procedure generic_make_request [2019-09-10 12:22:56,165 INFO L138 BoogieDeclarations]: Found implementation of procedure kstrdup [2019-09-10 12:22:56,165 INFO L138 BoogieDeclarations]: Found implementation of procedure kstrtou8 [2019-09-10 12:22:56,165 INFO L138 BoogieDeclarations]: Found implementation of procedure kthread_create_on_node [2019-09-10 12:22:56,166 INFO L138 BoogieDeclarations]: Found implementation of procedure kthread_should_stop [2019-09-10 12:22:56,166 INFO L138 BoogieDeclarations]: Found implementation of procedure kthread_stop [2019-09-10 12:22:56,166 INFO L138 BoogieDeclarations]: Found implementation of procedure kzfree [2019-09-10 12:22:56,166 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2019-09-10 12:22:56,166 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_presuspend_3 [2019-09-10 12:22:56,166 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_release_4 [2019-09-10 12:22:56,166 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_release_5 [2019-09-10 12:22:56,167 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_release_8 [2019-09-10 12:22:56,167 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_setup_4 [2019-09-10 12:22:56,167 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_setup_5 [2019-09-10 12:22:56,167 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_setup_8 [2019-09-10 12:22:56,167 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2019-09-10 12:22:56,167 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_init_map [2019-09-10 12:22:56,167 INFO L138 BoogieDeclarations]: Found implementation of procedure mempool_alloc [2019-09-10 12:22:56,167 INFO L138 BoogieDeclarations]: Found implementation of procedure mempool_create [2019-09-10 12:22:56,168 INFO L138 BoogieDeclarations]: Found implementation of procedure mempool_destroy [2019-09-10 12:22:56,168 INFO L138 BoogieDeclarations]: Found implementation of procedure mempool_free [2019-09-10 12:22:56,168 INFO L138 BoogieDeclarations]: Found implementation of procedure memzero_explicit [2019-09-10 12:22:56,168 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock [2019-09-10 12:22:56,168 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_trylock [2019-09-10 12:22:56,168 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2019-09-10 12:22:56,168 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2019-09-10 12:22:56,168 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_delayed_work_on [2019-09-10 12:22:56,168 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_work_on [2019-09-10 12:22:56,169 INFO L138 BoogieDeclarations]: Found implementation of procedure rb_erase [2019-09-10 12:22:56,169 INFO L138 BoogieDeclarations]: Found implementation of procedure rb_first [2019-09-10 12:22:56,169 INFO L138 BoogieDeclarations]: Found implementation of procedure rb_insert_color [2019-09-10 12:22:56,169 INFO L138 BoogieDeclarations]: Found implementation of procedure remove_wait_queue [2019-09-10 12:22:56,169 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule [2019-09-10 12:22:56,169 INFO L138 BoogieDeclarations]: Found implementation of procedure scnprintf [2019-09-10 12:22:56,169 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_init_one [2019-09-10 12:22:56,169 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_init_table [2019-09-10 12:22:56,170 INFO L138 BoogieDeclarations]: Found implementation of procedure strcasecmp [2019-09-10 12:22:56,170 INFO L138 BoogieDeclarations]: Found implementation of procedure strsep [2019-09-10 12:22:56,170 INFO L138 BoogieDeclarations]: Found implementation of procedure wait_for_completion [2019-09-10 12:22:56,170 INFO L138 BoogieDeclarations]: Found implementation of procedure wake_up_process [2019-09-10 12:22:56,170 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_fmt [2019-09-10 12:22:56,171 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2019-09-10 12:22:56,171 INFO L138 BoogieDeclarations]: Found implementation of procedure default_wake_function [2019-09-10 12:22:56,171 INFO L138 BoogieDeclarations]: Found implementation of procedure external_alloc [2019-09-10 12:22:56,171 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2019-09-10 12:22:56,172 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2019-09-10 12:22:56,172 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2019-09-10 12:22:56,172 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2019-09-10 12:22:56,172 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-10 12:22:56,173 INFO L130 BoogieDeclarations]: Found specification of procedure __builtin_alloca [2019-09-10 12:22:56,173 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2019-09-10 12:22:56,173 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2019-09-10 12:22:56,173 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2019-09-10 12:22:56,173 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2019-09-10 12:22:56,173 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-10 12:22:56,174 INFO L130 BoogieDeclarations]: Found specification of procedure fls [2019-09-10 12:22:56,174 INFO L130 BoogieDeclarations]: Found specification of procedure __arch_swab64 [2019-09-10 12:22:56,174 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab64 [2019-09-10 12:22:56,174 INFO L130 BoogieDeclarations]: Found specification of procedure __ilog2_u32 [2019-09-10 12:22:56,174 INFO L130 BoogieDeclarations]: Found specification of procedure is_power_of_2 [2019-09-10 12:22:56,175 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2019-09-10 12:22:56,175 INFO L130 BoogieDeclarations]: Found specification of procedure ___might_sleep [2019-09-10 12:22:56,175 INFO L130 BoogieDeclarations]: Found specification of procedure kstrtou8 [2019-09-10 12:22:56,175 INFO L130 BoogieDeclarations]: Found specification of procedure snprintf [2019-09-10 12:22:56,175 INFO L130 BoogieDeclarations]: Found specification of procedure scnprintf [2019-09-10 12:22:56,176 INFO L130 BoogieDeclarations]: Found specification of procedure sscanf [2019-09-10 12:22:56,176 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2019-09-10 12:22:56,176 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_err_ptr [2019-09-10 12:22:56,176 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ptr_err [2019-09-10 12:22:56,176 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2019-09-10 12:22:56,177 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2019-09-10 12:22:56,177 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2019-09-10 12:22:56,177 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-10 12:22:56,177 INFO L130 BoogieDeclarations]: Found specification of procedure __list_add [2019-09-10 12:22:56,177 INFO L130 BoogieDeclarations]: Found specification of procedure list_add [2019-09-10 12:22:56,178 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-10 12:22:56,178 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2019-09-10 12:22:56,178 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy [2019-09-10 12:22:56,178 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2019-09-10 12:22:56,178 INFO L130 BoogieDeclarations]: Found specification of procedure strlen [2019-09-10 12:22:56,179 INFO L130 BoogieDeclarations]: Found specification of procedure strcmp [2019-09-10 12:22:56,179 INFO L130 BoogieDeclarations]: Found specification of procedure strcasecmp [2019-09-10 12:22:56,179 INFO L130 BoogieDeclarations]: Found specification of procedure strchr [2019-09-10 12:22:56,179 INFO L130 BoogieDeclarations]: Found specification of procedure strsep [2019-09-10 12:22:56,179 INFO L130 BoogieDeclarations]: Found specification of procedure kstrdup [2019-09-10 12:22:56,180 INFO L130 BoogieDeclarations]: Found specification of procedure memzero_explicit [2019-09-10 12:22:56,180 INFO L130 BoogieDeclarations]: Found specification of procedure __bitmap_weight [2019-09-10 12:22:56,180 INFO L130 BoogieDeclarations]: Found specification of procedure bitmap_weight [2019-09-10 12:22:56,180 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_fmt [2019-09-10 12:22:56,180 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2019-09-10 12:22:56,180 INFO L130 BoogieDeclarations]: Found specification of procedure cpumask_weight [2019-09-10 12:22:56,180 INFO L130 BoogieDeclarations]: Found specification of procedure ERR_PTR [2019-09-10 12:22:56,181 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2019-09-10 12:22:56,181 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2019-09-10 12:22:56,181 INFO L130 BoogieDeclarations]: Found specification of procedure __xchg_wrong_size [2019-09-10 12:22:56,181 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_set [2019-09-10 12:22:56,181 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-10 12:22:56,181 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_inc [2019-09-10 12:22:56,181 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_dec [2019-09-10 12:22:56,182 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_dec_and_test [2019-09-10 12:22:56,182 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_init_map [2019-09-10 12:22:56,182 INFO L130 BoogieDeclarations]: Found specification of procedure __mutex_init [2019-09-10 12:22:56,182 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_trylock [2019-09-10 12:22:56,182 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_15 [2019-09-10 12:22:56,182 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2019-09-10 12:22:56,182 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_11 [2019-09-10 12:22:56,183 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_12 [2019-09-10 12:22:56,183 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_16 [2019-09-10 12:22:56,183 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_18 [2019-09-10 12:22:56,183 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-10 12:22:56,183 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2019-09-10 12:22:56,183 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-10 12:22:56,183 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2019-09-10 12:22:56,183 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_pointer [2019-09-10 12:22:56,184 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-09-10 12:22:56,184 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2019-09-10 12:22:56,184 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-10 12:22:56,184 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2019-09-10 12:22:56,184 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2019-09-10 12:22:56,184 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2019-09-10 12:22:56,184 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2019-09-10 12:22:56,184 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2019-09-10 12:22:56,185 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2019-09-10 12:22:56,185 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ptr [2019-09-10 12:22:56,185 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ulong [2019-09-10 12:22:56,185 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2019-09-10 12:22:56,185 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock [2019-09-10 12:22:56,185 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_10 [2019-09-10 12:22:56,185 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_13 [2019-09-10 12:22:56,185 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_14 [2019-09-10 12:22:56,186 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_17 [2019-09-10 12:22:56,186 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_bio_alloc_lock_of_crypt_config [2019-09-10 12:22:56,186 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_bio_alloc_lock_of_crypt_config [2019-09-10 12:22:56,186 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_i_mutex_of_inode [2019-09-10 12:22:56,186 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_i_mutex_of_inode [2019-09-10 12:22:56,186 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_lock [2019-09-10 12:22:56,186 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_lock [2019-09-10 12:22:56,186 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_mutex_of_device [2019-09-10 12:22:56,187 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_mutex_of_device [2019-09-10 12:22:56,187 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_mutex_of_device [2019-09-10 12:22:56,187 INFO L130 BoogieDeclarations]: Found specification of procedure __preempt_count_add [2019-09-10 12:22:56,187 INFO L130 BoogieDeclarations]: Found specification of procedure __preempt_count_sub [2019-09-10 12:22:56,187 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irq [2019-09-10 12:22:56,187 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2019-09-10 12:22:56,187 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock_irq [2019-09-10 12:22:56,188 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock_irqrestore [2019-09-10 12:22:56,188 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2019-09-10 12:22:56,188 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_irq [2019-09-10 12:22:56,188 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irq [2019-09-10 12:22:56,188 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2019-09-10 12:22:56,188 INFO L130 BoogieDeclarations]: Found specification of procedure default_wake_function [2019-09-10 12:22:56,189 INFO L130 BoogieDeclarations]: Found specification of procedure __init_waitqueue_head [2019-09-10 12:22:56,189 INFO L130 BoogieDeclarations]: Found specification of procedure remove_wait_queue [2019-09-10 12:22:56,189 INFO L130 BoogieDeclarations]: Found specification of procedure __add_wait_queue [2019-09-10 12:22:56,189 INFO L130 BoogieDeclarations]: Found specification of procedure __remove_wait_queue [2019-09-10 12:22:56,189 INFO L130 BoogieDeclarations]: Found specification of procedure __wake_up_locked [2019-09-10 12:22:56,189 INFO L130 BoogieDeclarations]: Found specification of procedure init_completion [2019-09-10 12:22:56,189 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-10 12:22:56,190 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-10 12:22:56,190 INFO L130 BoogieDeclarations]: Found specification of procedure reinit_completion [2019-09-10 12:22:56,190 INFO L130 BoogieDeclarations]: Found specification of procedure wait_for_completion [2019-09-10 12:22:56,190 INFO L130 BoogieDeclarations]: Found specification of procedure complete [2019-09-10 12:22:56,191 INFO L130 BoogieDeclarations]: Found specification of procedure rb_insert_color [2019-09-10 12:22:56,191 INFO L130 BoogieDeclarations]: Found specification of procedure rb_erase [2019-09-10 12:22:56,191 INFO L130 BoogieDeclarations]: Found specification of procedure rb_first [2019-09-10 12:22:56,191 INFO L130 BoogieDeclarations]: Found specification of procedure rb_link_node [2019-09-10 12:22:56,191 INFO L130 BoogieDeclarations]: Found specification of procedure __init_work [2019-09-10 12:22:56,192 INFO L130 BoogieDeclarations]: Found specification of procedure __alloc_workqueue_key [2019-09-10 12:22:56,192 INFO L130 BoogieDeclarations]: Found specification of procedure destroy_workqueue [2019-09-10 12:22:56,192 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_destroy_workqueue_19 [2019-09-10 12:22:56,192 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_destroy_workqueue_20 [2019-09-10 12:22:56,192 INFO L130 BoogieDeclarations]: Found specification of procedure queue_work_on [2019-09-10 12:22:56,192 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_queue_work_on_5 [2019-09-10 12:22:56,193 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_queue_work_on_7 [2019-09-10 12:22:56,193 INFO L130 BoogieDeclarations]: Found specification of procedure queue_delayed_work_on [2019-09-10 12:22:56,193 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_queue_delayed_work_on_6 [2019-09-10 12:22:56,193 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_queue_delayed_work_on_9 [2019-09-10 12:22:56,193 INFO L130 BoogieDeclarations]: Found specification of procedure flush_workqueue [2019-09-10 12:22:56,194 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_flush_workqueue_8 [2019-09-10 12:22:56,194 INFO L130 BoogieDeclarations]: Found specification of procedure queue_work [2019-09-10 12:22:56,194 INFO L130 BoogieDeclarations]: Found specification of procedure schedule [2019-09-10 12:22:56,194 INFO L130 BoogieDeclarations]: Found specification of procedure wake_up_process [2019-09-10 12:22:56,194 INFO L130 BoogieDeclarations]: Found specification of procedure _cond_resched [2019-09-10 12:22:56,194 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2019-09-10 12:22:56,195 INFO L130 BoogieDeclarations]: Found specification of procedure kzfree [2019-09-10 12:22:56,195 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2019-09-10 12:22:56,195 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2019-09-10 12:22:56,195 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2019-09-10 12:22:56,195 INFO L130 BoogieDeclarations]: Found specification of procedure call_and_disable_work_1 [2019-09-10 12:22:56,195 INFO L130 BoogieDeclarations]: Found specification of procedure disable_work_2 [2019-09-10 12:22:56,195 INFO L130 BoogieDeclarations]: Found specification of procedure disable_work_1 [2019-09-10 12:22:56,195 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_crypt_iv_operations_8 [2019-09-10 12:22:56,196 INFO L130 BoogieDeclarations]: Found specification of procedure work_init_2 [2019-09-10 12:22:56,196 INFO L130 BoogieDeclarations]: Found specification of procedure work_init_1 [2019-09-10 12:22:56,196 INFO L130 BoogieDeclarations]: Found specification of procedure call_and_disable_all_2 [2019-09-10 12:22:56,196 INFO L130 BoogieDeclarations]: Found specification of procedure call_and_disable_all_1 [2019-09-10 12:22:56,196 INFO L130 BoogieDeclarations]: Found specification of procedure invoke_work_1 [2019-09-10 12:22:56,196 INFO L130 BoogieDeclarations]: Found specification of procedure activate_work_2 [2019-09-10 12:22:56,196 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_target_type_3 [2019-09-10 12:22:56,196 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_crypt_iv_operations_5 [2019-09-10 12:22:56,197 INFO L130 BoogieDeclarations]: Found specification of procedure activate_work_1 [2019-09-10 12:22:56,197 INFO L130 BoogieDeclarations]: Found specification of procedure call_and_disable_work_2 [2019-09-10 12:22:56,197 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_crypt_iv_operations_7 [2019-09-10 12:22:56,197 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_crypt_iv_operations_4 [2019-09-10 12:22:56,197 INFO L130 BoogieDeclarations]: Found specification of procedure invoke_work_2 [2019-09-10 12:22:56,197 INFO L130 BoogieDeclarations]: Found specification of procedure lowmem_page_address [2019-09-10 12:22:56,197 INFO L130 BoogieDeclarations]: Found specification of procedure pagefault_disabled_inc [2019-09-10 12:22:56,197 INFO L130 BoogieDeclarations]: Found specification of procedure pagefault_disabled_dec [2019-09-10 12:22:56,198 INFO L130 BoogieDeclarations]: Found specification of procedure pagefault_disable [2019-09-10 12:22:56,198 INFO L130 BoogieDeclarations]: Found specification of procedure pagefault_enable [2019-09-10 12:22:56,198 INFO L130 BoogieDeclarations]: Found specification of procedure kmap_atomic [2019-09-10 12:22:56,198 INFO L130 BoogieDeclarations]: Found specification of procedure __kunmap_atomic [2019-09-10 12:22:56,198 INFO L130 BoogieDeclarations]: Found specification of procedure mempool_create [2019-09-10 12:22:56,198 INFO L130 BoogieDeclarations]: Found specification of procedure mempool_destroy [2019-09-10 12:22:56,198 INFO L130 BoogieDeclarations]: Found specification of procedure mempool_alloc [2019-09-10 12:22:56,198 INFO L130 BoogieDeclarations]: Found specification of procedure mempool_free [2019-09-10 12:22:56,198 INFO L130 BoogieDeclarations]: Found specification of procedure mempool_kmalloc [2019-09-10 12:22:56,199 INFO L130 BoogieDeclarations]: Found specification of procedure mempool_kfree [2019-09-10 12:22:56,199 INFO L130 BoogieDeclarations]: Found specification of procedure mempool_create_kmalloc_pool [2019-09-10 12:22:56,199 INFO L130 BoogieDeclarations]: Found specification of procedure mempool_alloc_pages [2019-09-10 12:22:56,199 INFO L130 BoogieDeclarations]: Found specification of procedure mempool_free_pages [2019-09-10 12:22:56,199 INFO L130 BoogieDeclarations]: Found specification of procedure mempool_create_page_pool [2019-09-10 12:22:56,199 INFO L130 BoogieDeclarations]: Found specification of procedure bvec_iter_advance [2019-09-10 12:22:56,199 INFO L130 BoogieDeclarations]: Found specification of procedure bio_advance_iter [2019-09-10 12:22:56,200 INFO L130 BoogieDeclarations]: Found specification of procedure bioset_create [2019-09-10 12:22:56,200 INFO L130 BoogieDeclarations]: Found specification of procedure bioset_free [2019-09-10 12:22:56,200 INFO L130 BoogieDeclarations]: Found specification of procedure bio_alloc_bioset [2019-09-10 12:22:56,200 INFO L130 BoogieDeclarations]: Found specification of procedure bio_put [2019-09-10 12:22:56,200 INFO L130 BoogieDeclarations]: Found specification of procedure bio_clone_fast [2019-09-10 12:22:56,200 INFO L130 BoogieDeclarations]: Found specification of procedure bio_endio [2019-09-10 12:22:56,200 INFO L130 BoogieDeclarations]: Found specification of procedure sg_assign_page [2019-09-10 12:22:56,200 INFO L130 BoogieDeclarations]: Found specification of procedure sg_set_page [2019-09-10 12:22:56,201 INFO L130 BoogieDeclarations]: Found specification of procedure sg_page [2019-09-10 12:22:56,201 INFO L130 BoogieDeclarations]: Found specification of procedure sg_init_table [2019-09-10 12:22:56,201 INFO L130 BoogieDeclarations]: Found specification of procedure sg_init_one [2019-09-10 12:22:56,201 INFO L130 BoogieDeclarations]: Found specification of procedure generic_make_request [2019-09-10 12:22:56,201 INFO L130 BoogieDeclarations]: Found specification of procedure bdev_get_queue [2019-09-10 12:22:56,201 INFO L130 BoogieDeclarations]: Found specification of procedure blk_start_plug [2019-09-10 12:22:56,201 INFO L130 BoogieDeclarations]: Found specification of procedure blk_finish_plug [2019-09-10 12:22:56,201 INFO L130 BoogieDeclarations]: Found specification of procedure crypto_alloc_base [2019-09-10 12:22:56,202 INFO L130 BoogieDeclarations]: Found specification of procedure crypto_destroy_tfm [2019-09-10 12:22:56,202 INFO L130 BoogieDeclarations]: Found specification of procedure crypto_free_tfm [2019-09-10 12:22:56,202 INFO L130 BoogieDeclarations]: Found specification of procedure crypto_tfm_alg_blocksize [2019-09-10 12:22:56,202 INFO L130 BoogieDeclarations]: Found specification of procedure crypto_tfm_alg_alignmask [2019-09-10 12:22:56,202 INFO L130 BoogieDeclarations]: Found specification of procedure __crypto_ablkcipher_cast [2019-09-10 12:22:56,202 INFO L130 BoogieDeclarations]: Found specification of procedure crypto_alloc_ablkcipher [2019-09-10 12:22:56,202 INFO L130 BoogieDeclarations]: Found specification of procedure crypto_ablkcipher_tfm [2019-09-10 12:22:56,202 INFO L130 BoogieDeclarations]: Found specification of procedure crypto_free_ablkcipher [2019-09-10 12:22:56,203 INFO L130 BoogieDeclarations]: Found specification of procedure crypto_ablkcipher_crt [2019-09-10 12:22:56,203 INFO L130 BoogieDeclarations]: Found specification of procedure crypto_ablkcipher_ivsize [2019-09-10 12:22:56,203 INFO L130 BoogieDeclarations]: Found specification of procedure crypto_ablkcipher_blocksize [2019-09-10 12:22:56,203 INFO L130 BoogieDeclarations]: Found specification of procedure crypto_ablkcipher_alignmask [2019-09-10 12:22:56,203 INFO L130 BoogieDeclarations]: Found specification of procedure crypto_ablkcipher_setkey [2019-09-10 12:22:56,204 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~TO~int [2019-09-10 12:22:56,204 INFO L130 BoogieDeclarations]: Found specification of procedure crypto_ablkcipher_reqtfm [2019-09-10 12:22:56,204 INFO L130 BoogieDeclarations]: Found specification of procedure crypto_ablkcipher_encrypt [2019-09-10 12:22:56,204 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2019-09-10 12:22:56,204 INFO L130 BoogieDeclarations]: Found specification of procedure crypto_ablkcipher_decrypt [2019-09-10 12:22:56,205 INFO L130 BoogieDeclarations]: Found specification of procedure crypto_ablkcipher_reqsize [2019-09-10 12:22:56,205 INFO L130 BoogieDeclarations]: Found specification of procedure ablkcipher_request_set_tfm [2019-09-10 12:22:56,205 INFO L130 BoogieDeclarations]: Found specification of procedure ablkcipher_request_set_callback [2019-09-10 12:22:56,205 INFO L130 BoogieDeclarations]: Found specification of procedure ablkcipher_request_set_crypt [2019-09-10 12:22:56,205 INFO L130 BoogieDeclarations]: Found specification of procedure __crypto_cipher_cast [2019-09-10 12:22:56,206 INFO L130 BoogieDeclarations]: Found specification of procedure crypto_alloc_cipher [2019-09-10 12:22:56,206 INFO L130 BoogieDeclarations]: Found specification of procedure crypto_cipher_tfm [2019-09-10 12:22:56,206 INFO L130 BoogieDeclarations]: Found specification of procedure crypto_free_cipher [2019-09-10 12:22:56,206 INFO L130 BoogieDeclarations]: Found specification of procedure crypto_cipher_crt [2019-09-10 12:22:56,206 INFO L130 BoogieDeclarations]: Found specification of procedure crypto_cipher_blocksize [2019-09-10 12:22:56,206 INFO L130 BoogieDeclarations]: Found specification of procedure crypto_cipher_setkey [2019-09-10 12:22:56,207 INFO L130 BoogieDeclarations]: Found specification of procedure crypto_cipher_encrypt_one [2019-09-10 12:22:56,207 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~TO~VOID [2019-09-10 12:22:56,207 INFO L130 BoogieDeclarations]: Found specification of procedure __crypto_hash_cast [2019-09-10 12:22:56,207 INFO L130 BoogieDeclarations]: Found specification of procedure crypto_alloc_hash [2019-09-10 12:22:56,207 INFO L130 BoogieDeclarations]: Found specification of procedure crypto_hash_tfm [2019-09-10 12:22:56,207 INFO L130 BoogieDeclarations]: Found specification of procedure crypto_free_hash [2019-09-10 12:22:56,208 INFO L130 BoogieDeclarations]: Found specification of procedure crypto_hash_crt [2019-09-10 12:22:56,208 INFO L130 BoogieDeclarations]: Found specification of procedure crypto_hash_digestsize [2019-09-10 12:22:56,208 INFO L130 BoogieDeclarations]: Found specification of procedure crypto_hash_digest [2019-09-10 12:22:56,208 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~$Pointer$~TO~int [2019-09-10 12:22:56,208 INFO L130 BoogieDeclarations]: Found specification of procedure kthread_create_on_node [2019-09-10 12:22:56,209 INFO L130 BoogieDeclarations]: Found specification of procedure kthread_stop [2019-09-10 12:22:56,209 INFO L130 BoogieDeclarations]: Found specification of procedure kthread_should_stop [2019-09-10 12:22:56,209 INFO L130 BoogieDeclarations]: Found specification of procedure put_unaligned_le16 [2019-09-10 12:22:56,209 INFO L130 BoogieDeclarations]: Found specification of procedure put_unaligned_le32 [2019-09-10 12:22:56,209 INFO L130 BoogieDeclarations]: Found specification of procedure put_unaligned_le64 [2019-09-10 12:22:56,210 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_unaligned_access_size [2019-09-10 12:22:56,210 INFO L130 BoogieDeclarations]: Found specification of procedure crypto_alloc_shash [2019-09-10 12:22:56,210 INFO L130 BoogieDeclarations]: Found specification of procedure crypto_shash_tfm [2019-09-10 12:22:56,210 INFO L130 BoogieDeclarations]: Found specification of procedure crypto_free_shash [2019-09-10 12:22:56,210 INFO L130 BoogieDeclarations]: Found specification of procedure __crypto_shash_alg [2019-09-10 12:22:56,210 INFO L130 BoogieDeclarations]: Found specification of procedure crypto_shash_alg [2019-09-10 12:22:56,211 INFO L130 BoogieDeclarations]: Found specification of procedure crypto_shash_digestsize [2019-09-10 12:22:56,211 INFO L130 BoogieDeclarations]: Found specification of procedure crypto_shash_descsize [2019-09-10 12:22:56,211 INFO L130 BoogieDeclarations]: Found specification of procedure crypto_shash_export [2019-09-10 12:22:56,211 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2019-09-10 12:22:56,211 INFO L130 BoogieDeclarations]: Found specification of procedure crypto_shash_init [2019-09-10 12:22:56,212 INFO L130 BoogieDeclarations]: Found specification of procedure crypto_shash_update [2019-09-10 12:22:56,212 INFO L130 BoogieDeclarations]: Found specification of procedure crypto_shash_final [2019-09-10 12:22:56,212 INFO L130 BoogieDeclarations]: Found specification of procedure crypto_xor [2019-09-10 12:22:56,212 INFO L130 BoogieDeclarations]: Found specification of procedure dm_get_device [2019-09-10 12:22:56,212 INFO L130 BoogieDeclarations]: Found specification of procedure dm_put_device [2019-09-10 12:22:56,212 INFO L130 BoogieDeclarations]: Found specification of procedure dm_per_bio_data [2019-09-10 12:22:56,212 INFO L130 BoogieDeclarations]: Found specification of procedure dm_register_target [2019-09-10 12:22:56,213 INFO L130 BoogieDeclarations]: Found specification of procedure dm_unregister_target [2019-09-10 12:22:56,213 INFO L130 BoogieDeclarations]: Found specification of procedure dm_read_arg_group [2019-09-10 12:22:56,213 INFO L130 BoogieDeclarations]: Found specification of procedure dm_shift_arg [2019-09-10 12:22:56,213 INFO L130 BoogieDeclarations]: Found specification of procedure dm_table_get_mode [2019-09-10 12:22:56,213 INFO L130 BoogieDeclarations]: Found specification of procedure clone_init [2019-09-10 12:22:56,214 INFO L130 BoogieDeclarations]: Found specification of procedure kcryptd_queue_crypt [2019-09-10 12:22:56,214 INFO L130 BoogieDeclarations]: Found specification of procedure iv_of_dmreq [2019-09-10 12:22:56,214 INFO L130 BoogieDeclarations]: Found specification of procedure any_tfm [2019-09-10 12:22:56,214 INFO L130 BoogieDeclarations]: Found specification of procedure crypt_iv_plain_gen [2019-09-10 12:22:56,214 INFO L130 BoogieDeclarations]: Found specification of procedure crypt_iv_plain64_gen [2019-09-10 12:22:56,215 INFO L130 BoogieDeclarations]: Found specification of procedure crypt_iv_essiv_init [2019-09-10 12:22:56,215 INFO L130 BoogieDeclarations]: Found specification of procedure crypt_iv_essiv_wipe [2019-09-10 12:22:56,215 INFO L130 BoogieDeclarations]: Found specification of procedure setup_essiv_cpu [2019-09-10 12:22:56,215 INFO L130 BoogieDeclarations]: Found specification of procedure crypt_iv_essiv_dtr [2019-09-10 12:22:56,215 INFO L130 BoogieDeclarations]: Found specification of procedure crypt_iv_essiv_ctr [2019-09-10 12:22:56,215 INFO L130 BoogieDeclarations]: Found specification of procedure crypt_iv_essiv_gen [2019-09-10 12:22:56,216 INFO L130 BoogieDeclarations]: Found specification of procedure crypt_iv_benbi_ctr [2019-09-10 12:22:56,216 INFO L130 BoogieDeclarations]: Found specification of procedure crypt_iv_benbi_dtr [2019-09-10 12:22:56,216 INFO L130 BoogieDeclarations]: Found specification of procedure crypt_iv_benbi_gen [2019-09-10 12:22:56,216 INFO L130 BoogieDeclarations]: Found specification of procedure crypt_iv_null_gen [2019-09-10 12:22:56,216 INFO L130 BoogieDeclarations]: Found specification of procedure crypt_iv_lmk_dtr [2019-09-10 12:22:56,216 INFO L130 BoogieDeclarations]: Found specification of procedure crypt_iv_lmk_ctr [2019-09-10 12:22:56,217 INFO L130 BoogieDeclarations]: Found specification of procedure crypt_iv_lmk_init [2019-09-10 12:22:56,217 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2019-09-10 12:22:56,217 INFO L130 BoogieDeclarations]: Found specification of procedure crypt_iv_lmk_wipe [2019-09-10 12:22:56,217 INFO L130 BoogieDeclarations]: Found specification of procedure crypt_iv_lmk_one [2019-09-10 12:22:56,217 INFO L130 BoogieDeclarations]: Found specification of procedure crypt_iv_lmk_gen [2019-09-10 12:22:56,217 INFO L130 BoogieDeclarations]: Found specification of procedure crypt_iv_lmk_post [2019-09-10 12:22:56,217 INFO L130 BoogieDeclarations]: Found specification of procedure crypt_iv_tcw_dtr [2019-09-10 12:22:56,217 INFO L130 BoogieDeclarations]: Found specification of procedure crypt_iv_tcw_ctr [2019-09-10 12:22:56,218 INFO L130 BoogieDeclarations]: Found specification of procedure crypt_iv_tcw_init [2019-09-10 12:22:56,218 INFO L130 BoogieDeclarations]: Found specification of procedure crypt_iv_tcw_wipe [2019-09-10 12:22:56,218 INFO L130 BoogieDeclarations]: Found specification of procedure crypt_iv_tcw_whitening [2019-09-10 12:22:56,218 INFO L130 BoogieDeclarations]: Found specification of procedure crypt_iv_tcw_gen [2019-09-10 12:22:56,218 INFO L130 BoogieDeclarations]: Found specification of procedure crypt_iv_tcw_post [2019-09-10 12:22:56,218 INFO L130 BoogieDeclarations]: Found specification of procedure crypt_convert_init [2019-09-10 12:22:56,218 INFO L130 BoogieDeclarations]: Found specification of procedure dmreq_of_req [2019-09-10 12:22:56,218 INFO L130 BoogieDeclarations]: Found specification of procedure req_of_dmreq [2019-09-10 12:22:56,218 INFO L130 BoogieDeclarations]: Found specification of procedure crypt_convert_block [2019-09-10 12:22:56,219 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~TO~int [2019-09-10 12:22:56,219 INFO L130 BoogieDeclarations]: Found specification of procedure kcryptd_async_done [2019-09-10 12:22:56,219 INFO L130 BoogieDeclarations]: Found specification of procedure crypt_alloc_req [2019-09-10 12:22:56,219 INFO L130 BoogieDeclarations]: Found specification of procedure crypt_free_req [2019-09-10 12:22:56,219 INFO L130 BoogieDeclarations]: Found specification of procedure crypt_convert [2019-09-10 12:22:56,219 INFO L130 BoogieDeclarations]: Found specification of procedure crypt_free_buffer_pages [2019-09-10 12:22:56,219 INFO L130 BoogieDeclarations]: Found specification of procedure crypt_alloc_buffer [2019-09-10 12:22:56,219 INFO L130 BoogieDeclarations]: Found specification of procedure crypt_io_init [2019-09-10 12:22:56,220 INFO L130 BoogieDeclarations]: Found specification of procedure crypt_inc_pending [2019-09-10 12:22:56,220 INFO L130 BoogieDeclarations]: Found specification of procedure crypt_dec_pending [2019-09-10 12:22:56,220 INFO L130 BoogieDeclarations]: Found specification of procedure crypt_endio [2019-09-10 12:22:56,220 INFO L130 BoogieDeclarations]: Found specification of procedure kcryptd_io_read [2019-09-10 12:22:56,220 INFO L130 BoogieDeclarations]: Found specification of procedure kcryptd_io_read_work [2019-09-10 12:22:56,220 INFO L130 BoogieDeclarations]: Found specification of procedure kcryptd_queue_read [2019-09-10 12:22:56,220 INFO L130 BoogieDeclarations]: Found specification of procedure kcryptd_io_write [2019-09-10 12:22:56,221 INFO L130 BoogieDeclarations]: Found specification of procedure dmcrypt_write [2019-09-10 12:22:56,221 INFO L130 BoogieDeclarations]: Found specification of procedure kcryptd_crypt_write_io_submit [2019-09-10 12:22:56,221 INFO L130 BoogieDeclarations]: Found specification of procedure kcryptd_crypt_write_convert [2019-09-10 12:22:56,221 INFO L130 BoogieDeclarations]: Found specification of procedure kcryptd_crypt_read_done [2019-09-10 12:22:56,221 INFO L130 BoogieDeclarations]: Found specification of procedure kcryptd_crypt_read_convert [2019-09-10 12:22:56,221 INFO L130 BoogieDeclarations]: Found specification of procedure kcryptd_crypt [2019-09-10 12:22:56,221 INFO L130 BoogieDeclarations]: Found specification of procedure crypt_decode_key [2019-09-10 12:22:56,222 INFO L130 BoogieDeclarations]: Found specification of procedure crypt_free_tfms [2019-09-10 12:22:56,222 INFO L130 BoogieDeclarations]: Found specification of procedure crypt_alloc_tfms [2019-09-10 12:22:56,222 INFO L130 BoogieDeclarations]: Found specification of procedure crypt_setkey_allcpus [2019-09-10 12:22:56,222 INFO L130 BoogieDeclarations]: Found specification of procedure crypt_set_key [2019-09-10 12:22:56,222 INFO L130 BoogieDeclarations]: Found specification of procedure crypt_wipe_key [2019-09-10 12:22:56,222 INFO L130 BoogieDeclarations]: Found specification of procedure crypt_dtr [2019-09-10 12:22:56,222 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2019-09-10 12:22:56,222 INFO L130 BoogieDeclarations]: Found specification of procedure crypt_ctr_cipher [2019-09-10 12:22:56,222 INFO L130 BoogieDeclarations]: Found specification of procedure crypt_ctr [2019-09-10 12:22:56,223 INFO L130 BoogieDeclarations]: Found specification of procedure crypt_map [2019-09-10 12:22:56,223 INFO L130 BoogieDeclarations]: Found specification of procedure crypt_status [2019-09-10 12:22:56,223 INFO L130 BoogieDeclarations]: Found specification of procedure crypt_postsuspend [2019-09-10 12:22:56,223 INFO L130 BoogieDeclarations]: Found specification of procedure crypt_preresume [2019-09-10 12:22:56,223 INFO L130 BoogieDeclarations]: Found specification of procedure crypt_resume [2019-09-10 12:22:56,223 INFO L130 BoogieDeclarations]: Found specification of procedure crypt_message [2019-09-10 12:22:56,223 INFO L130 BoogieDeclarations]: Found specification of procedure crypt_merge [2019-09-10 12:22:56,223 INFO L130 BoogieDeclarations]: Found specification of procedure crypt_iterate_devices [2019-09-10 12:22:56,224 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~~sector_t~0~X~~sector_t~0~X~$Pointer$~TO~int [2019-09-10 12:22:56,224 INFO L130 BoogieDeclarations]: Found specification of procedure dm_crypt_init [2019-09-10 12:22:56,224 INFO L130 BoogieDeclarations]: Found specification of procedure dm_crypt_exit [2019-09-10 12:22:56,224 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_release_4 [2019-09-10 12:22:56,224 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_setup_4 [2019-09-10 12:22:56,224 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_release_5 [2019-09-10 12:22:56,224 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_release_8 [2019-09-10 12:22:56,224 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_setup_5 [2019-09-10 12:22:56,225 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2019-09-10 12:22:56,225 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2019-09-10 12:22:56,225 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_setup_8 [2019-09-10 12:22:56,225 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_presuspend_3 [2019-09-10 12:22:56,225 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-10 12:22:56,225 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2019-09-10 12:22:56,225 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int_negative [2019-09-10 12:22:56,225 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err_or_null [2019-09-10 12:22:56,225 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_bio_alloc_lock_of_crypt_config [2019-09-10 12:22:56,226 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_killable_bio_alloc_lock_of_crypt_config [2019-09-10 12:22:56,226 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_bio_alloc_lock_of_crypt_config [2019-09-10 12:22:56,226 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_mutex_lock_bio_alloc_lock_of_crypt_config [2019-09-10 12:22:56,226 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_is_locked_bio_alloc_lock_of_crypt_config [2019-09-10 12:22:56,226 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_lock_device_bio_alloc_lock_of_crypt_config [2019-09-10 12:22:56,226 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_trylock_device_bio_alloc_lock_of_crypt_config [2019-09-10 12:22:56,226 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_lock_device_for_reset_bio_alloc_lock_of_crypt_config [2019-09-10 12:22:56,226 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_unlock_device_bio_alloc_lock_of_crypt_config [2019-09-10 12:22:56,227 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_i_mutex_of_inode [2019-09-10 12:22:56,227 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_killable_i_mutex_of_inode [2019-09-10 12:22:56,227 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_i_mutex_of_inode [2019-09-10 12:22:56,227 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_mutex_lock_i_mutex_of_inode [2019-09-10 12:22:56,227 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_is_locked_i_mutex_of_inode [2019-09-10 12:22:56,227 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_lock_device_i_mutex_of_inode [2019-09-10 12:22:56,227 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_trylock_device_i_mutex_of_inode [2019-09-10 12:22:56,227 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_lock_device_for_reset_i_mutex_of_inode [2019-09-10 12:22:56,227 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_unlock_device_i_mutex_of_inode [2019-09-10 12:22:56,227 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_lock [2019-09-10 12:22:56,228 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_killable_lock [2019-09-10 12:22:56,228 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_lock [2019-09-10 12:22:56,228 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_mutex_lock_lock [2019-09-10 12:22:56,228 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_is_locked_lock [2019-09-10 12:22:56,228 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_lock_device_lock [2019-09-10 12:22:56,228 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_trylock_device_lock [2019-09-10 12:22:56,228 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_lock_device_for_reset_lock [2019-09-10 12:22:56,228 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_unlock_device_lock [2019-09-10 12:22:56,228 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_mutex_of_device [2019-09-10 12:22:56,229 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_killable_mutex_of_device [2019-09-10 12:22:56,229 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_mutex_lock_mutex_of_device [2019-09-10 12:22:56,229 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_is_locked_mutex_of_device [2019-09-10 12:22:56,229 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_lock_device_mutex_of_device [2019-09-10 12:22:56,229 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_trylock_device_mutex_of_device [2019-09-10 12:22:56,229 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_lock_device_for_reset_mutex_of_device [2019-09-10 12:22:56,229 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_unlock_device_mutex_of_device [2019-09-10 12:22:56,229 INFO L130 BoogieDeclarations]: Found specification of procedure external_alloc [2019-09-10 12:22:56,229 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uint [2019-09-10 12:22:56,230 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2019-09-10 12:22:56,230 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-10 12:22:56,230 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-10 12:22:56,230 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-10 12:22:56,230 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-09-10 12:22:56,230 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-10 12:22:56,230 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2019-09-10 12:22:56,230 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2019-09-10 12:22:56,231 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2019-09-10 12:22:56,231 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2019-09-10 12:23:01,069 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2019-09-10 12:23:06,266 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-10 12:23:06,266 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-09-10 12:23:06,270 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.09 12:23:06 BoogieIcfgContainer [2019-09-10 12:23:06,270 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-10 12:23:06,271 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-09-10 12:23:06,271 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-09-10 12:23:06,275 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-09-10 12:23:06,275 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 10.09 12:22:51" (1/3) ... [2019-09-10 12:23:06,277 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@58c6fb3e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.09 12:23:06, skipping insertion in model container [2019-09-10 12:23:06,277 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.09 12:22:55" (2/3) ... [2019-09-10 12:23:06,277 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@58c6fb3e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.09 12:23:06, skipping insertion in model container [2019-09-10 12:23:06,278 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.09 12:23:06" (3/3) ... [2019-09-10 12:23:06,281 INFO L109 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-32_7a-drivers--md--dm-crypt.ko-entry_point.cil.out.i [2019-09-10 12:23:06,293 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-09-10 12:23:06,317 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-09-10 12:23:06,338 INFO L252 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-09-10 12:23:06,373 INFO L377 AbstractCegarLoop]: Interprodecural is true [2019-09-10 12:23:06,374 INFO L378 AbstractCegarLoop]: Hoare is false [2019-09-10 12:23:06,374 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-09-10 12:23:06,374 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-09-10 12:23:06,374 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-09-10 12:23:06,374 INFO L382 AbstractCegarLoop]: Difference is false [2019-09-10 12:23:06,374 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-09-10 12:23:06,375 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-09-10 12:23:06,446 INFO L276 IsEmpty]: Start isEmpty. Operand 2992 states. [2019-09-10 12:23:06,498 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 474 [2019-09-10 12:23:06,498 INFO L391 BasicCegarLoop]: Found error trace [2019-09-10 12:23:06,500 INFO L399 BasicCegarLoop]: trace histogram [32, 32, 32, 32, 32, 32, 32, 32, 7, 7, 7, 7, 7, 7, 7, 7, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-10 12:23:06,502 INFO L418 AbstractCegarLoop]: === Iteration 1 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-10 12:23:06,508 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-10 12:23:06,509 INFO L82 PathProgramCache]: Analyzing trace with hash -971207942, now seen corresponding path program 1 times [2019-09-10 12:23:06,511 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-09-10 12:23:06,591 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-10 12:23:06,591 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-10 12:23:06,592 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-10 12:23:06,592 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-09-10 12:23:07,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-10 12:23:08,168 INFO L134 CoverageAnalysis]: Checked inductivity of 4653 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4653 trivial. 0 not checked. [2019-09-10 12:23:08,171 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-10 12:23:08,171 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-09-10 12:23:08,171 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-09-10 12:23:08,179 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-10 12:23:08,194 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-10 12:23:08,196 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-10 12:23:08,198 INFO L87 Difference]: Start difference. First operand 2992 states. Second operand 3 states. [2019-09-10 12:23:10,022 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-10 12:23:10,022 INFO L93 Difference]: Finished difference Result 5199 states and 6943 transitions. [2019-09-10 12:23:10,023 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-10 12:23:10,024 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 473 [2019-09-10 12:23:10,027 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-10 12:23:10,080 INFO L225 Difference]: With dead ends: 5199 [2019-09-10 12:23:10,081 INFO L226 Difference]: Without dead ends: 5150 [2019-09-10 12:23:10,082 INFO L628 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 [2019-09-10 12:23:10,112 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5150 states. [2019-09-10 12:23:10,393 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5150 to 5146. [2019-09-10 12:23:10,395 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5146 states. [2019-09-10 12:23:10,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5146 states to 5146 states and 6851 transitions. [2019-09-10 12:23:10,435 INFO L78 Accepts]: Start accepts. Automaton has 5146 states and 6851 transitions. Word has length 473 [2019-09-10 12:23:10,440 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-10 12:23:10,440 INFO L475 AbstractCegarLoop]: Abstraction has 5146 states and 6851 transitions. [2019-09-10 12:23:10,441 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-09-10 12:23:10,441 INFO L276 IsEmpty]: Start isEmpty. Operand 5146 states and 6851 transitions. [2019-09-10 12:23:10,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 481 [2019-09-10 12:23:10,463 INFO L391 BasicCegarLoop]: Found error trace [2019-09-10 12:23:10,464 INFO L399 BasicCegarLoop]: trace histogram [32, 32, 32, 32, 32, 32, 32, 32, 7, 7, 7, 7, 7, 7, 7, 7, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-10 12:23:10,464 INFO L418 AbstractCegarLoop]: === Iteration 2 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-10 12:23:10,465 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-10 12:23:10,465 INFO L82 PathProgramCache]: Analyzing trace with hash 581526779, now seen corresponding path program 1 times [2019-09-10 12:23:10,465 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-09-10 12:23:10,472 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-10 12:23:10,472 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-10 12:23:10,472 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-10 12:23:10,473 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-09-10 12:23:10,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-10 12:23:11,381 INFO L134 CoverageAnalysis]: Checked inductivity of 4653 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4653 trivial. 0 not checked. [2019-09-10 12:23:11,382 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-10 12:23:11,382 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-09-10 12:23:11,382 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-09-10 12:23:11,386 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-10 12:23:11,387 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-10 12:23:11,387 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-10 12:23:11,387 INFO L87 Difference]: Start difference. First operand 5146 states and 6851 transitions. Second operand 3 states. [2019-09-10 12:23:11,617 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-10 12:23:11,617 INFO L93 Difference]: Finished difference Result 10146 states and 13626 transitions. [2019-09-10 12:23:11,618 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-10 12:23:11,618 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 480 [2019-09-10 12:23:11,620 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-10 12:23:11,726 INFO L225 Difference]: With dead ends: 10146 [2019-09-10 12:23:11,726 INFO L226 Difference]: Without dead ends: 10146 [2019-09-10 12:23:11,727 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-10 12:23:11,746 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10146 states. [2019-09-10 12:23:12,150 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10146 to 10138. [2019-09-10 12:23:12,150 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10138 states. [2019-09-10 12:23:12,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10138 states to 10138 states and 13619 transitions. [2019-09-10 12:23:12,404 INFO L78 Accepts]: Start accepts. Automaton has 10138 states and 13619 transitions. Word has length 480 [2019-09-10 12:23:12,408 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-10 12:23:12,409 INFO L475 AbstractCegarLoop]: Abstraction has 10138 states and 13619 transitions. [2019-09-10 12:23:12,409 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-09-10 12:23:12,409 INFO L276 IsEmpty]: Start isEmpty. Operand 10138 states and 13619 transitions. [2019-09-10 12:23:12,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 482 [2019-09-10 12:23:12,424 INFO L391 BasicCegarLoop]: Found error trace [2019-09-10 12:23:12,425 INFO L399 BasicCegarLoop]: trace histogram [32, 32, 32, 32, 32, 32, 32, 32, 7, 7, 7, 7, 7, 7, 7, 7, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-10 12:23:12,425 INFO L418 AbstractCegarLoop]: === Iteration 3 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-10 12:23:12,425 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-10 12:23:12,426 INFO L82 PathProgramCache]: Analyzing trace with hash 846093895, now seen corresponding path program 1 times [2019-09-10 12:23:12,426 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-09-10 12:23:12,431 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-10 12:23:12,431 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-10 12:23:12,431 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-10 12:23:12,431 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-09-10 12:23:12,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-10 12:23:13,138 INFO L134 CoverageAnalysis]: Checked inductivity of 4653 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4653 trivial. 0 not checked. [2019-09-10 12:23:13,138 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-10 12:23:13,138 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-09-10 12:23:13,139 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-09-10 12:23:13,139 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-10 12:23:13,140 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-10 12:23:13,140 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-10 12:23:13,140 INFO L87 Difference]: Start difference. First operand 10138 states and 13619 transitions. Second operand 3 states. [2019-09-10 12:23:13,273 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-10 12:23:13,273 INFO L93 Difference]: Finished difference Result 10137 states and 13617 transitions. [2019-09-10 12:23:13,273 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-10 12:23:13,274 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 481 [2019-09-10 12:23:13,275 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-10 12:23:13,349 INFO L225 Difference]: With dead ends: 10137 [2019-09-10 12:23:13,350 INFO L226 Difference]: Without dead ends: 10137 [2019-09-10 12:23:13,350 INFO L628 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 [2019-09-10 12:23:13,368 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10137 states. [2019-09-10 12:23:13,783 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10137 to 10137. [2019-09-10 12:23:13,783 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10137 states. [2019-09-10 12:23:13,829 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10137 states to 10137 states and 13617 transitions. [2019-09-10 12:23:13,829 INFO L78 Accepts]: Start accepts. Automaton has 10137 states and 13617 transitions. Word has length 481 [2019-09-10 12:23:13,830 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-10 12:23:13,830 INFO L475 AbstractCegarLoop]: Abstraction has 10137 states and 13617 transitions. [2019-09-10 12:23:13,830 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-09-10 12:23:13,830 INFO L276 IsEmpty]: Start isEmpty. Operand 10137 states and 13617 transitions. [2019-09-10 12:23:13,848 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 483 [2019-09-10 12:23:13,849 INFO L391 BasicCegarLoop]: Found error trace [2019-09-10 12:23:13,849 INFO L399 BasicCegarLoop]: trace histogram [32, 32, 32, 32, 32, 32, 32, 32, 7, 7, 7, 7, 7, 7, 7, 7, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-10 12:23:13,850 INFO L418 AbstractCegarLoop]: === Iteration 4 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-10 12:23:13,850 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-10 12:23:13,850 INFO L82 PathProgramCache]: Analyzing trace with hash 457744766, now seen corresponding path program 1 times [2019-09-10 12:23:13,851 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-09-10 12:23:13,854 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-10 12:23:13,854 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-10 12:23:13,855 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-10 12:23:13,855 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-09-10 12:23:14,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-10 12:23:14,558 INFO L134 CoverageAnalysis]: Checked inductivity of 4653 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4653 trivial. 0 not checked. [2019-09-10 12:23:14,558 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-10 12:23:14,558 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-09-10 12:23:14,559 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-09-10 12:23:14,559 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-10 12:23:14,560 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-10 12:23:14,560 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-10 12:23:14,560 INFO L87 Difference]: Start difference. First operand 10137 states and 13617 transitions. Second operand 3 states. [2019-09-10 12:23:14,657 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-10 12:23:14,658 INFO L93 Difference]: Finished difference Result 10136 states and 13615 transitions. [2019-09-10 12:23:14,658 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-10 12:23:14,658 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 482 [2019-09-10 12:23:14,660 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-10 12:23:14,724 INFO L225 Difference]: With dead ends: 10136 [2019-09-10 12:23:14,724 INFO L226 Difference]: Without dead ends: 10136 [2019-09-10 12:23:14,725 INFO L628 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 [2019-09-10 12:23:14,740 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10136 states. [2019-09-10 12:23:14,996 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10136 to 10136. [2019-09-10 12:23:14,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10136 states. [2019-09-10 12:23:15,044 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10136 states to 10136 states and 13615 transitions. [2019-09-10 12:23:15,046 INFO L78 Accepts]: Start accepts. Automaton has 10136 states and 13615 transitions. Word has length 482 [2019-09-10 12:23:15,049 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-10 12:23:15,049 INFO L475 AbstractCegarLoop]: Abstraction has 10136 states and 13615 transitions. [2019-09-10 12:23:15,050 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-09-10 12:23:15,050 INFO L276 IsEmpty]: Start isEmpty. Operand 10136 states and 13615 transitions. [2019-09-10 12:23:15,065 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 484 [2019-09-10 12:23:15,066 INFO L391 BasicCegarLoop]: Found error trace [2019-09-10 12:23:15,066 INFO L399 BasicCegarLoop]: trace histogram [32, 32, 32, 32, 32, 32, 32, 32, 7, 7, 7, 7, 7, 7, 7, 7, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-10 12:23:15,066 INFO L418 AbstractCegarLoop]: === Iteration 5 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-10 12:23:15,067 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-10 12:23:15,069 INFO L82 PathProgramCache]: Analyzing trace with hash 1303828522, now seen corresponding path program 1 times [2019-09-10 12:23:15,069 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-09-10 12:23:15,075 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-10 12:23:15,076 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-10 12:23:15,076 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-10 12:23:15,076 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-09-10 12:23:15,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-10 12:23:16,485 INFO L134 CoverageAnalysis]: Checked inductivity of 4653 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4653 trivial. 0 not checked. [2019-09-10 12:23:16,486 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-10 12:23:16,486 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-09-10 12:23:16,486 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-09-10 12:23:16,487 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-10 12:23:16,487 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-10 12:23:16,488 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-10 12:23:16,488 INFO L87 Difference]: Start difference. First operand 10136 states and 13615 transitions. Second operand 3 states. [2019-09-10 12:23:16,589 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-10 12:23:16,589 INFO L93 Difference]: Finished difference Result 10135 states and 13613 transitions. [2019-09-10 12:23:16,590 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-10 12:23:16,590 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 483 [2019-09-10 12:23:16,591 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-10 12:23:16,635 INFO L225 Difference]: With dead ends: 10135 [2019-09-10 12:23:16,636 INFO L226 Difference]: Without dead ends: 10122 [2019-09-10 12:23:16,636 INFO L628 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 [2019-09-10 12:23:16,652 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10122 states. [2019-09-10 12:23:16,886 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10122 to 10122. [2019-09-10 12:23:16,886 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10122 states. [2019-09-10 12:23:16,939 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10122 states to 10122 states and 13597 transitions. [2019-09-10 12:23:16,939 INFO L78 Accepts]: Start accepts. Automaton has 10122 states and 13597 transitions. Word has length 483 [2019-09-10 12:23:16,940 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-10 12:23:16,940 INFO L475 AbstractCegarLoop]: Abstraction has 10122 states and 13597 transitions. [2019-09-10 12:23:16,940 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-09-10 12:23:16,941 INFO L276 IsEmpty]: Start isEmpty. Operand 10122 states and 13597 transitions. [2019-09-10 12:23:16,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 524 [2019-09-10 12:23:16,962 INFO L391 BasicCegarLoop]: Found error trace [2019-09-10 12:23:16,963 INFO L399 BasicCegarLoop]: trace histogram [32, 32, 32, 32, 32, 32, 32, 32, 7, 7, 7, 7, 7, 7, 7, 7, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-10 12:23:16,963 INFO L418 AbstractCegarLoop]: === Iteration 6 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-10 12:23:16,963 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-10 12:23:16,964 INFO L82 PathProgramCache]: Analyzing trace with hash -2006529118, now seen corresponding path program 1 times [2019-09-10 12:23:16,964 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-09-10 12:23:16,968 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-10 12:23:16,968 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-10 12:23:16,968 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-10 12:23:16,969 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-09-10 12:23:17,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-10 12:23:17,939 INFO L134 CoverageAnalysis]: Checked inductivity of 4656 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4656 trivial. 0 not checked. [2019-09-10 12:23:17,940 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-10 12:23:17,940 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-09-10 12:23:17,940 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-09-10 12:23:17,942 INFO L454 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-09-10 12:23:17,942 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-09-10 12:23:17,943 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-09-10 12:23:17,943 INFO L87 Difference]: Start difference. First operand 10122 states and 13597 transitions. Second operand 4 states. [2019-09-10 12:23:18,214 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-10 12:23:18,215 INFO L93 Difference]: Finished difference Result 10138 states and 13617 transitions. [2019-09-10 12:23:18,216 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-09-10 12:23:18,216 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 523 [2019-09-10 12:23:18,217 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-10 12:23:18,282 INFO L225 Difference]: With dead ends: 10138 [2019-09-10 12:23:18,282 INFO L226 Difference]: Without dead ends: 10138 [2019-09-10 12:23:18,283 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2019-09-10 12:23:18,297 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10138 states. [2019-09-10 12:23:18,547 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10138 to 10138. [2019-09-10 12:23:18,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10138 states. [2019-09-10 12:23:18,591 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10138 states to 10138 states and 13617 transitions. [2019-09-10 12:23:18,592 INFO L78 Accepts]: Start accepts. Automaton has 10138 states and 13617 transitions. Word has length 523 [2019-09-10 12:23:18,592 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-10 12:23:18,593 INFO L475 AbstractCegarLoop]: Abstraction has 10138 states and 13617 transitions. [2019-09-10 12:23:18,593 INFO L476 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-09-10 12:23:18,593 INFO L276 IsEmpty]: Start isEmpty. Operand 10138 states and 13617 transitions. [2019-09-10 12:23:18,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 524 [2019-09-10 12:23:18,613 INFO L391 BasicCegarLoop]: Found error trace [2019-09-10 12:23:18,613 INFO L399 BasicCegarLoop]: trace histogram [32, 32, 32, 32, 32, 32, 32, 32, 7, 7, 7, 7, 7, 7, 7, 7, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-10 12:23:18,613 INFO L418 AbstractCegarLoop]: === Iteration 7 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-10 12:23:18,614 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-10 12:23:18,614 INFO L82 PathProgramCache]: Analyzing trace with hash 1935349796, now seen corresponding path program 1 times [2019-09-10 12:23:18,614 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-09-10 12:23:18,618 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-10 12:23:18,618 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-10 12:23:18,618 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-10 12:23:18,619 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-09-10 12:23:19,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-10 12:23:19,478 INFO L134 CoverageAnalysis]: Checked inductivity of 4656 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4656 trivial. 0 not checked. [2019-09-10 12:23:19,478 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-10 12:23:19,479 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-09-10 12:23:19,479 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-09-10 12:23:19,480 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-10 12:23:19,480 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-10 12:23:19,481 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-10 12:23:19,481 INFO L87 Difference]: Start difference. First operand 10138 states and 13617 transitions. Second operand 3 states. [2019-09-10 12:23:19,962 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-10 12:23:19,963 INFO L93 Difference]: Finished difference Result 20090 states and 27313 transitions. [2019-09-10 12:23:19,963 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-10 12:23:19,963 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 523 [2019-09-10 12:23:19,964 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-10 12:23:20,207 INFO L225 Difference]: With dead ends: 20090 [2019-09-10 12:23:20,208 INFO L226 Difference]: Without dead ends: 20090 [2019-09-10 12:23:20,208 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-10 12:23:20,231 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20090 states. [2019-09-10 12:23:20,770 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20090 to 20070. [2019-09-10 12:23:20,771 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 20070 states. [2019-09-10 12:23:20,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20070 states to 20070 states and 27294 transitions. [2019-09-10 12:23:20,862 INFO L78 Accepts]: Start accepts. Automaton has 20070 states and 27294 transitions. Word has length 523 [2019-09-10 12:23:20,863 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-10 12:23:20,863 INFO L475 AbstractCegarLoop]: Abstraction has 20070 states and 27294 transitions. [2019-09-10 12:23:20,863 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-09-10 12:23:20,863 INFO L276 IsEmpty]: Start isEmpty. Operand 20070 states and 27294 transitions. [2019-09-10 12:23:20,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 525 [2019-09-10 12:23:20,884 INFO L391 BasicCegarLoop]: Found error trace [2019-09-10 12:23:20,885 INFO L399 BasicCegarLoop]: trace histogram [32, 32, 32, 32, 32, 32, 32, 32, 7, 7, 7, 7, 7, 7, 7, 7, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-10 12:23:20,885 INFO L418 AbstractCegarLoop]: === Iteration 8 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-10 12:23:20,886 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-10 12:23:20,886 INFO L82 PathProgramCache]: Analyzing trace with hash -490594688, now seen corresponding path program 1 times [2019-09-10 12:23:20,886 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-09-10 12:23:20,890 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-10 12:23:20,891 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-10 12:23:20,891 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-10 12:23:20,891 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-09-10 12:23:21,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-10 12:23:21,695 INFO L134 CoverageAnalysis]: Checked inductivity of 4656 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4656 trivial. 0 not checked. [2019-09-10 12:23:21,696 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-10 12:23:21,696 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-09-10 12:23:21,696 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-09-10 12:23:21,698 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-10 12:23:21,698 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-10 12:23:21,698 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-10 12:23:21,698 INFO L87 Difference]: Start difference. First operand 20070 states and 27294 transitions. Second operand 3 states. [2019-09-10 12:23:22,278 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-10 12:23:22,278 INFO L93 Difference]: Finished difference Result 30066 states and 41202 transitions. [2019-09-10 12:23:22,279 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-10 12:23:22,279 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 524 [2019-09-10 12:23:22,280 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-10 12:23:22,450 INFO L225 Difference]: With dead ends: 30066 [2019-09-10 12:23:22,451 INFO L226 Difference]: Without dead ends: 30066 [2019-09-10 12:23:22,451 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-10 12:23:22,493 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 30066 states. [2019-09-10 12:23:23,529 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 30066 to 30046. [2019-09-10 12:23:23,529 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 30046 states. [2019-09-10 12:23:23,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30046 states to 30046 states and 41183 transitions. [2019-09-10 12:23:23,710 INFO L78 Accepts]: Start accepts. Automaton has 30046 states and 41183 transitions. Word has length 524 [2019-09-10 12:23:23,711 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-10 12:23:23,711 INFO L475 AbstractCegarLoop]: Abstraction has 30046 states and 41183 transitions. [2019-09-10 12:23:23,711 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-09-10 12:23:23,711 INFO L276 IsEmpty]: Start isEmpty. Operand 30046 states and 41183 transitions. [2019-09-10 12:23:23,740 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 526 [2019-09-10 12:23:23,740 INFO L391 BasicCegarLoop]: Found error trace [2019-09-10 12:23:23,740 INFO L399 BasicCegarLoop]: trace histogram [32, 32, 32, 32, 32, 32, 32, 32, 7, 7, 7, 7, 7, 7, 7, 7, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-10 12:23:23,741 INFO L418 AbstractCegarLoop]: === Iteration 9 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-10 12:23:23,741 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-10 12:23:23,741 INFO L82 PathProgramCache]: Analyzing trace with hash -1271393427, now seen corresponding path program 1 times [2019-09-10 12:23:23,742 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-09-10 12:23:23,750 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-10 12:23:23,750 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-10 12:23:23,750 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-10 12:23:23,751 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-09-10 12:23:24,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-10 12:23:24,968 INFO L134 CoverageAnalysis]: Checked inductivity of 4656 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4656 trivial. 0 not checked. [2019-09-10 12:23:24,968 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-10 12:23:24,969 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-09-10 12:23:24,969 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-09-10 12:23:24,970 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-10 12:23:24,970 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-10 12:23:24,971 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-10 12:23:24,971 INFO L87 Difference]: Start difference. First operand 30046 states and 41183 transitions. Second operand 3 states. [2019-09-10 12:23:25,505 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-10 12:23:25,505 INFO L93 Difference]: Finished difference Result 40030 states and 55207 transitions. [2019-09-10 12:23:25,506 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-10 12:23:25,506 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 525 [2019-09-10 12:23:25,507 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-10 12:23:25,813 INFO L225 Difference]: With dead ends: 40030 [2019-09-10 12:23:25,813 INFO L226 Difference]: Without dead ends: 40030 [2019-09-10 12:23:25,814 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-10 12:23:25,877 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 40030 states. [2019-09-10 12:23:28,199 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 40030 to 40010. [2019-09-10 12:23:28,200 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 40010 states. [2019-09-10 12:23:28,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40010 states to 40010 states and 55188 transitions. [2019-09-10 12:23:28,418 INFO L78 Accepts]: Start accepts. Automaton has 40010 states and 55188 transitions. Word has length 525 [2019-09-10 12:23:28,423 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-10 12:23:28,423 INFO L475 AbstractCegarLoop]: Abstraction has 40010 states and 55188 transitions. [2019-09-10 12:23:28,423 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-09-10 12:23:28,423 INFO L276 IsEmpty]: Start isEmpty. Operand 40010 states and 55188 transitions. [2019-09-10 12:23:28,449 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 527 [2019-09-10 12:23:28,449 INFO L391 BasicCegarLoop]: Found error trace [2019-09-10 12:23:28,450 INFO L399 BasicCegarLoop]: trace histogram [32, 32, 32, 32, 32, 32, 32, 32, 7, 7, 7, 7, 7, 7, 7, 7, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-10 12:23:28,450 INFO L418 AbstractCegarLoop]: === Iteration 10 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-10 12:23:28,451 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-10 12:23:28,451 INFO L82 PathProgramCache]: Analyzing trace with hash 1702685673, now seen corresponding path program 1 times [2019-09-10 12:23:28,452 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-09-10 12:23:28,459 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-10 12:23:28,459 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-10 12:23:28,459 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-10 12:23:28,460 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-09-10 12:23:28,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-10 12:23:29,178 INFO L134 CoverageAnalysis]: Checked inductivity of 4656 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4656 trivial. 0 not checked. [2019-09-10 12:23:29,179 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-10 12:23:29,179 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-09-10 12:23:29,179 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-09-10 12:23:29,180 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-10 12:23:29,180 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-10 12:23:29,180 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-10 12:23:29,180 INFO L87 Difference]: Start difference. First operand 40010 states and 55188 transitions. Second operand 3 states. [2019-09-10 12:23:29,690 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-10 12:23:29,690 INFO L93 Difference]: Finished difference Result 49982 states and 68972 transitions. [2019-09-10 12:23:29,691 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-10 12:23:29,691 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 526 [2019-09-10 12:23:29,692 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-10 12:23:29,975 INFO L225 Difference]: With dead ends: 49982 [2019-09-10 12:23:29,975 INFO L226 Difference]: Without dead ends: 49982 [2019-09-10 12:23:29,976 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-10 12:23:30,035 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 49982 states. [2019-09-10 12:23:31,466 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 49982 to 49962. [2019-09-10 12:23:31,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 49962 states. [2019-09-10 12:23:31,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49962 states to 49962 states and 68953 transitions. [2019-09-10 12:23:31,752 INFO L78 Accepts]: Start accepts. Automaton has 49962 states and 68953 transitions. Word has length 526 [2019-09-10 12:23:31,754 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-10 12:23:31,754 INFO L475 AbstractCegarLoop]: Abstraction has 49962 states and 68953 transitions. [2019-09-10 12:23:31,754 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-09-10 12:23:31,754 INFO L276 IsEmpty]: Start isEmpty. Operand 49962 states and 68953 transitions. [2019-09-10 12:23:31,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 550 [2019-09-10 12:23:31,787 INFO L391 BasicCegarLoop]: Found error trace [2019-09-10 12:23:31,787 INFO L399 BasicCegarLoop]: trace histogram [32, 32, 32, 32, 32, 32, 32, 32, 7, 7, 7, 7, 7, 7, 7, 7, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-10 12:23:31,788 INFO L418 AbstractCegarLoop]: === Iteration 11 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-10 12:23:31,788 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-10 12:23:31,788 INFO L82 PathProgramCache]: Analyzing trace with hash -342619823, now seen corresponding path program 1 times [2019-09-10 12:23:31,788 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-09-10 12:23:31,794 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-10 12:23:31,794 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-10 12:23:31,794 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-10 12:23:31,794 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-09-10 12:23:31,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-10 12:23:32,426 INFO L134 CoverageAnalysis]: Checked inductivity of 4656 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4656 trivial. 0 not checked. [2019-09-10 12:23:32,427 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-10 12:23:32,427 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-09-10 12:23:32,427 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-09-10 12:23:32,428 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-10 12:23:32,428 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-10 12:23:32,429 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-10 12:23:32,429 INFO L87 Difference]: Start difference. First operand 49962 states and 68953 transitions. Second operand 3 states. [2019-09-10 12:23:33,255 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-10 12:23:33,255 INFO L93 Difference]: Finished difference Result 84720 states and 114636 transitions. [2019-09-10 12:23:33,255 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-10 12:23:33,256 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 549 [2019-09-10 12:23:33,257 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-10 12:23:33,731 INFO L225 Difference]: With dead ends: 84720 [2019-09-10 12:23:33,731 INFO L226 Difference]: Without dead ends: 84720 [2019-09-10 12:23:33,732 INFO L628 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 [2019-09-10 12:23:33,834 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 84720 states. [2019-09-10 12:23:37,474 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 84720 to 84690. [2019-09-10 12:23:37,475 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 84690 states. [2019-09-10 12:23:37,704 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84690 states to 84690 states and 114607 transitions. [2019-09-10 12:23:37,705 INFO L78 Accepts]: Start accepts. Automaton has 84690 states and 114607 transitions. Word has length 549 [2019-09-10 12:23:37,705 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-10 12:23:37,705 INFO L475 AbstractCegarLoop]: Abstraction has 84690 states and 114607 transitions. [2019-09-10 12:23:37,706 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-09-10 12:23:37,706 INFO L276 IsEmpty]: Start isEmpty. Operand 84690 states and 114607 transitions. [2019-09-10 12:23:37,756 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 679 [2019-09-10 12:23:37,756 INFO L391 BasicCegarLoop]: Found error trace [2019-09-10 12:23:37,757 INFO L399 BasicCegarLoop]: trace histogram [39, 39, 39, 39, 39, 39, 39, 39, 7, 7, 7, 7, 7, 7, 7, 7, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-10 12:23:37,758 INFO L418 AbstractCegarLoop]: === Iteration 12 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-10 12:23:37,758 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-10 12:23:37,759 INFO L82 PathProgramCache]: Analyzing trace with hash -1511320606, now seen corresponding path program 1 times [2019-09-10 12:23:37,759 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-09-10 12:23:37,764 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-10 12:23:37,764 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-10 12:23:37,764 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-10 12:23:37,764 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-09-10 12:23:37,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-10 12:23:38,843 INFO L134 CoverageAnalysis]: Checked inductivity of 6864 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 6861 trivial. 0 not checked. [2019-09-10 12:23:38,844 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-10 12:23:38,844 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-09-10 12:23:38,845 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-09-10 12:23:38,849 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-10 12:23:38,849 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-10 12:23:38,854 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-10 12:23:38,854 INFO L87 Difference]: Start difference. First operand 84690 states and 114607 transitions. Second operand 3 states. [2019-09-10 12:23:42,130 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-10 12:23:42,130 INFO L93 Difference]: Finished difference Result 127950 states and 172688 transitions. [2019-09-10 12:23:42,130 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-10 12:23:42,131 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 678 [2019-09-10 12:23:42,132 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-10 12:23:42,704 INFO L225 Difference]: With dead ends: 127950 [2019-09-10 12:23:42,705 INFO L226 Difference]: Without dead ends: 127950 [2019-09-10 12:23:42,705 INFO L628 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 [2019-09-10 12:23:42,864 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 127950 states. [2019-09-10 12:23:48,032 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 127950 to 127560. [2019-09-10 12:23:48,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 127560 states. [2019-09-10 12:23:48,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127560 states to 127560 states and 172245 transitions. [2019-09-10 12:23:48,352 INFO L78 Accepts]: Start accepts. Automaton has 127560 states and 172245 transitions. Word has length 678 [2019-09-10 12:23:48,353 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-10 12:23:48,353 INFO L475 AbstractCegarLoop]: Abstraction has 127560 states and 172245 transitions. [2019-09-10 12:23:48,353 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-09-10 12:23:48,353 INFO L276 IsEmpty]: Start isEmpty. Operand 127560 states and 172245 transitions. [2019-09-10 12:23:48,399 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 694 [2019-09-10 12:23:48,399 INFO L391 BasicCegarLoop]: Found error trace [2019-09-10 12:23:48,400 INFO L399 BasicCegarLoop]: trace histogram [39, 39, 39, 39, 39, 39, 39, 39, 7, 7, 7, 7, 7, 7, 7, 7, 3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-10 12:23:48,400 INFO L418 AbstractCegarLoop]: === Iteration 13 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-10 12:23:48,401 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-10 12:23:48,401 INFO L82 PathProgramCache]: Analyzing trace with hash -1717966011, now seen corresponding path program 1 times [2019-09-10 12:23:48,401 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-09-10 12:23:48,405 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-10 12:23:48,405 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-10 12:23:48,405 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-10 12:23:48,405 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-09-10 12:23:48,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-10 12:23:49,136 INFO L134 CoverageAnalysis]: Checked inductivity of 6872 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 6864 trivial. 0 not checked. [2019-09-10 12:23:49,136 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-10 12:23:49,137 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-09-10 12:23:49,137 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-09-10 12:23:49,138 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-10 12:23:49,138 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-10 12:23:49,139 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-10 12:23:49,139 INFO L87 Difference]: Start difference. First operand 127560 states and 172245 transitions. Second operand 3 states. [2019-09-10 12:23:52,274 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-10 12:23:52,274 INFO L93 Difference]: Finished difference Result 170800 states and 230306 transitions. [2019-09-10 12:23:52,274 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-10 12:23:52,275 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 693 [2019-09-10 12:23:52,276 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-10 12:23:53,014 INFO L225 Difference]: With dead ends: 170800 [2019-09-10 12:23:53,014 INFO L226 Difference]: Without dead ends: 170800 [2019-09-10 12:23:53,014 INFO L628 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 [2019-09-10 12:23:53,161 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 170800 states. [2019-09-10 12:23:56,115 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 170800 to 170370. [2019-09-10 12:23:56,115 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 170370 states. [2019-09-10 12:23:56,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 170370 states to 170370 states and 229817 transitions. [2019-09-10 12:23:56,550 INFO L78 Accepts]: Start accepts. Automaton has 170370 states and 229817 transitions. Word has length 693 [2019-09-10 12:23:56,551 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-10 12:23:56,551 INFO L475 AbstractCegarLoop]: Abstraction has 170370 states and 229817 transitions. [2019-09-10 12:23:56,551 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-09-10 12:23:56,551 INFO L276 IsEmpty]: Start isEmpty. Operand 170370 states and 229817 transitions. [2019-09-10 12:23:56,594 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 693 [2019-09-10 12:23:56,594 INFO L391 BasicCegarLoop]: Found error trace [2019-09-10 12:23:56,595 INFO L399 BasicCegarLoop]: trace histogram [39, 39, 39, 39, 39, 39, 39, 39, 7, 7, 7, 7, 7, 7, 7, 7, 3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-10 12:23:56,595 INFO L418 AbstractCegarLoop]: === Iteration 14 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-10 12:23:56,595 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-10 12:23:56,595 INFO L82 PathProgramCache]: Analyzing trace with hash -803422438, now seen corresponding path program 1 times [2019-09-10 12:23:56,596 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-09-10 12:23:56,599 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-10 12:23:56,599 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-10 12:23:56,599 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-10 12:23:56,599 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-09-10 12:23:56,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-10 12:24:01,489 INFO L134 CoverageAnalysis]: Checked inductivity of 6872 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6872 trivial. 0 not checked. [2019-09-10 12:24:01,489 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-10 12:24:01,489 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-09-10 12:24:01,490 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-09-10 12:24:01,491 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-10 12:24:01,491 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-10 12:24:01,491 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-10 12:24:01,491 INFO L87 Difference]: Start difference. First operand 170370 states and 229817 transitions. Second operand 3 states. [2019-09-10 12:24:02,226 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-10 12:24:02,226 INFO L93 Difference]: Finished difference Result 170430 states and 229877 transitions. [2019-09-10 12:24:02,227 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-10 12:24:02,227 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 692 [2019-09-10 12:24:02,228 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-10 12:24:02,993 INFO L225 Difference]: With dead ends: 170430 [2019-09-10 12:24:02,993 INFO L226 Difference]: Without dead ends: 170430 [2019-09-10 12:24:02,994 INFO L628 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 [2019-09-10 12:24:03,191 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 170430 states. [2019-09-10 12:24:05,502 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 170430 to 170430. [2019-09-10 12:24:05,502 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 170430 states. [2019-09-10 12:24:05,979 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 170430 states to 170430 states and 229877 transitions. [2019-09-10 12:24:05,979 INFO L78 Accepts]: Start accepts. Automaton has 170430 states and 229877 transitions. Word has length 692 [2019-09-10 12:24:05,980 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-10 12:24:05,980 INFO L475 AbstractCegarLoop]: Abstraction has 170430 states and 229877 transitions. [2019-09-10 12:24:05,980 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-09-10 12:24:05,981 INFO L276 IsEmpty]: Start isEmpty. Operand 170430 states and 229877 transitions. [2019-09-10 12:24:06,013 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 693 [2019-09-10 12:24:06,013 INFO L391 BasicCegarLoop]: Found error trace [2019-09-10 12:24:06,014 INFO L399 BasicCegarLoop]: trace histogram [39, 39, 39, 39, 39, 39, 39, 39, 7, 7, 7, 7, 7, 7, 7, 7, 3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-10 12:24:06,014 INFO L418 AbstractCegarLoop]: === Iteration 15 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-10 12:24:06,014 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-10 12:24:06,015 INFO L82 PathProgramCache]: Analyzing trace with hash -880323236, now seen corresponding path program 1 times [2019-09-10 12:24:06,015 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-09-10 12:24:06,018 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-10 12:24:06,018 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-10 12:24:06,018 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-10 12:24:06,018 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-09-10 12:24:06,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-10 12:24:07,539 INFO L134 CoverageAnalysis]: Checked inductivity of 6872 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 6866 trivial. 0 not checked. [2019-09-10 12:24:07,540 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-10 12:24:07,540 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-09-10 12:24:07,540 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-09-10 12:24:07,541 INFO L454 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-09-10 12:24:07,541 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-09-10 12:24:07,541 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2019-09-10 12:24:07,541 INFO L87 Difference]: Start difference. First operand 170430 states and 229877 transitions. Second operand 6 states. [2019-09-10 12:24:10,462 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-10 12:24:10,462 INFO L93 Difference]: Finished difference Result 170675 states and 230101 transitions. [2019-09-10 12:24:10,462 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-09-10 12:24:10,463 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 692 [2019-09-10 12:24:10,463 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-10 12:24:11,117 INFO L225 Difference]: With dead ends: 170675 [2019-09-10 12:24:11,118 INFO L226 Difference]: Without dead ends: 170555 [2019-09-10 12:24:11,118 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2019-09-10 12:24:11,233 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 170555 states. [2019-09-10 12:24:13,893 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 170555 to 170493. [2019-09-10 12:24:13,893 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 170493 states. [2019-09-10 12:24:14,329 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 170493 states to 170493 states and 229920 transitions. [2019-09-10 12:24:14,330 INFO L78 Accepts]: Start accepts. Automaton has 170493 states and 229920 transitions. Word has length 692 [2019-09-10 12:24:14,330 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-10 12:24:14,330 INFO L475 AbstractCegarLoop]: Abstraction has 170493 states and 229920 transitions. [2019-09-10 12:24:14,330 INFO L476 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-09-10 12:24:14,330 INFO L276 IsEmpty]: Start isEmpty. Operand 170493 states and 229920 transitions. [2019-09-10 12:24:14,361 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 693 [2019-09-10 12:24:14,361 INFO L391 BasicCegarLoop]: Found error trace [2019-09-10 12:24:14,362 INFO L399 BasicCegarLoop]: trace histogram [39, 39, 39, 39, 39, 39, 39, 39, 7, 7, 7, 7, 7, 7, 7, 7, 3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-10 12:24:14,362 INFO L418 AbstractCegarLoop]: === Iteration 16 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-10 12:24:14,362 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-10 12:24:14,363 INFO L82 PathProgramCache]: Analyzing trace with hash 2064233950, now seen corresponding path program 1 times [2019-09-10 12:24:14,363 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-09-10 12:24:14,366 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-10 12:24:14,366 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-10 12:24:14,366 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-10 12:24:14,366 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-09-10 12:24:14,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-10 12:24:15,180 INFO L134 CoverageAnalysis]: Checked inductivity of 6872 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 6864 trivial. 0 not checked. [2019-09-10 12:24:15,181 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-10 12:24:15,181 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-09-10 12:24:15,181 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-09-10 12:24:15,182 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-09-10 12:24:15,182 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-09-10 12:24:15,183 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-09-10 12:24:15,183 INFO L87 Difference]: Start difference. First operand 170493 states and 229920 transitions. Second operand 5 states. [2019-09-10 12:24:21,563 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-10 12:24:21,563 INFO L93 Difference]: Finished difference Result 219311 states and 295897 transitions. [2019-09-10 12:24:21,564 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-09-10 12:24:21,564 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 692 [2019-09-10 12:24:21,565 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-10 12:24:22,423 INFO L225 Difference]: With dead ends: 219311 [2019-09-10 12:24:22,423 INFO L226 Difference]: Without dead ends: 219311 [2019-09-10 12:24:22,423 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2019-09-10 12:24:22,574 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 219311 states. [2019-09-10 12:24:25,189 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 219311 to 170573. [2019-09-10 12:24:25,189 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 170573 states. [2019-09-10 12:24:25,651 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 170573 states to 170573 states and 230000 transitions. [2019-09-10 12:24:25,651 INFO L78 Accepts]: Start accepts. Automaton has 170573 states and 230000 transitions. Word has length 692 [2019-09-10 12:24:25,652 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-10 12:24:25,652 INFO L475 AbstractCegarLoop]: Abstraction has 170573 states and 230000 transitions. [2019-09-10 12:24:25,652 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-09-10 12:24:25,652 INFO L276 IsEmpty]: Start isEmpty. Operand 170573 states and 230000 transitions. [2019-09-10 12:24:25,682 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 709 [2019-09-10 12:24:25,682 INFO L391 BasicCegarLoop]: Found error trace [2019-09-10 12:24:25,683 INFO L399 BasicCegarLoop]: trace histogram [39, 39, 39, 39, 39, 39, 39, 39, 7, 7, 7, 7, 7, 7, 7, 7, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-10 12:24:25,683 INFO L418 AbstractCegarLoop]: === Iteration 17 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-10 12:24:25,684 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-10 12:24:25,684 INFO L82 PathProgramCache]: Analyzing trace with hash -518152952, now seen corresponding path program 1 times [2019-09-10 12:24:25,684 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-09-10 12:24:25,687 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-10 12:24:25,687 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-10 12:24:25,687 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-10 12:24:25,687 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-09-10 12:24:25,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-10 12:24:30,003 INFO L134 CoverageAnalysis]: Checked inductivity of 6864 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6864 trivial. 0 not checked. [2019-09-10 12:24:30,003 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-10 12:24:30,004 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2019-09-10 12:24:30,004 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-09-10 12:24:30,006 INFO L454 AbstractCegarLoop]: Interpolant automaton has 11 states [2019-09-10 12:24:30,006 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2019-09-10 12:24:30,006 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=91, Unknown=0, NotChecked=0, Total=110 [2019-09-10 12:24:30,007 INFO L87 Difference]: Start difference. First operand 170573 states and 230000 transitions. Second operand 11 states. [2019-09-10 12:24:30,965 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-10 12:24:30,965 INFO L93 Difference]: Finished difference Result 171533 states and 231260 transitions. [2019-09-10 12:24:30,972 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2019-09-10 12:24:30,972 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 708 [2019-09-10 12:24:30,973 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-10 12:24:31,676 INFO L225 Difference]: With dead ends: 171533 [2019-09-10 12:24:31,676 INFO L226 Difference]: Without dead ends: 171533 [2019-09-10 12:24:31,677 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=19, Invalid=91, Unknown=0, NotChecked=0, Total=110 [2019-09-10 12:24:31,815 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 171533 states. [2019-09-10 12:24:34,019 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 171533 to 170873. [2019-09-10 12:24:34,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 170873 states. [2019-09-10 12:24:34,519 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 170873 states to 170873 states and 230420 transitions. [2019-09-10 12:24:34,519 INFO L78 Accepts]: Start accepts. Automaton has 170873 states and 230420 transitions. Word has length 708 [2019-09-10 12:24:34,519 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-10 12:24:34,520 INFO L475 AbstractCegarLoop]: Abstraction has 170873 states and 230420 transitions. [2019-09-10 12:24:34,520 INFO L476 AbstractCegarLoop]: Interpolant automaton has 11 states. [2019-09-10 12:24:34,520 INFO L276 IsEmpty]: Start isEmpty. Operand 170873 states and 230420 transitions. [2019-09-10 12:24:35,216 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 709 [2019-09-10 12:24:35,217 INFO L391 BasicCegarLoop]: Found error trace [2019-09-10 12:24:35,217 INFO L399 BasicCegarLoop]: trace histogram [39, 39, 39, 39, 39, 39, 39, 39, 7, 7, 7, 7, 7, 7, 7, 7, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-10 12:24:35,217 INFO L418 AbstractCegarLoop]: === Iteration 18 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-10 12:24:35,218 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-10 12:24:35,218 INFO L82 PathProgramCache]: Analyzing trace with hash -1802064119, now seen corresponding path program 1 times [2019-09-10 12:24:35,218 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-09-10 12:24:35,222 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-10 12:24:35,222 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-10 12:24:35,222 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-10 12:24:35,222 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-09-10 12:24:36,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-10 12:24:36,892 INFO L134 CoverageAnalysis]: Checked inductivity of 6864 backedges. 7 proven. 259 refuted. 0 times theorem prover too weak. 6598 trivial. 0 not checked. [2019-09-10 12:24:36,893 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-09-10 12:24:36,893 INFO L193 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2019-09-10 12:24:36,902 INFO L205 CegarAbsIntRunner]: Running AI on error trace of length 709 with the following transitions: [2019-09-10 12:24:36,906 INFO L207 CegarAbsIntRunner]: [22], [28], [29], [38], [44], [70], [74], [75], [124], [296], [299], [305], [307], [309], [312], [344], [347], [722], [724], [761], [764], [800], [801], [805], [812], [814], [821], [823], [830], [833], [840], [842], [849], [851], [858], [860], [863], [869], [896], [898], [900], [948], [950], [951], [1022], [1024], [1025], [1070], [1074], [1076], [1080], [1082], [1085], [1284], [1287], [1498], [1661], [1856], [1858], [1859], [1910], [1911], [1914], [1916], [1918], [1920], [1922], [1924], [1926], [1928], [1930], [1932], [1934], [1936], [1938], [1940], [1942], [1944], [1946], [1948], [1950], [1952], [1954], [1956], [1958], [1960], [1962], [1964], [1966], [1968], [1970], [1972], [1974], [1976], [1978], [1981], [1983], [1985], [1987], [1989], [1991], [1993], [1995], [1997], [1999], [2032], [2035], [2038], [2041], [2044], [2383], [2442], [2475], [2487], [2676], [2688], [2906], [2909], [2912], [2924], [2927], [2930], [2932], [2935], [2937], [2939], [2941], [2943], [2945], [2953], [3415], [3421], [3427], [3433], [3436], [3559], [3562], [3570], [3572], [3574], [3579], [3581], [3586], [3588], [3589], [3672], [3675], [3817], [3818], [3937], [3938], [4029], [4042], [4048], [4049], [4084], [4085], [4163], [4165], [4166], [4341], [4343], [4345], [4346], [4347], [4349], [4351], [4352], [4353], [4355], [4356], [4367], [4369], [4370], [4709], [4711], [4712], [4901], [4902], [4903], [4904], [4905], [4907], [4908], [4998], [5000], [5001], [5019], [5020], [5086], [5088], [5089], [5125], [5126], [5548], [5574], [5622], [5623], [5626], [5627], [5636], [5637], [5638], [5728], [5729], [5760], [5761], [5768], [5780], [5781], [5782], [5783], [5784], [5802], [5803], [5814], [5815], [5828], [5829], [5830], [5831], [5886], [6088], [6089], [6106], [6107], [6108], [6109], [6110], [6111], [6112], [6113], [6114], [6115], [6116], [6117], [6118], [6119], [6120], [6121], [6122], [6123], [6124], [6125], [6126], [6127], [6128], [6129], [6130], [6131], [6132], [6133], [6134], [6135], [6136], [6137], [6138], [6139], [6140], [6141], [6142], [6143], [6144], [6145], [6146], [6147], [6148], [6149], [6150], [6151], [6152], [6153], [6154], [6155], [6156], [6157], [6158], [6159], [6160], [6161], [6162], [6163], [6164], [6165], [6166], [6167], [6168], [6169], [6170], [6171], [6172], [6173], [6174], [6175], [6176], [6177], [6178], [6179], [6180], [6181], [6182], [6183], [6184], [6185], [6186], [6187], [6188], [6189], [6194], [6354], [6355], [6356], [6357], [6358], [6359], [6360], [6361], [6362], [6363], [6364], [6365], [6446], [6490], [6491], [6492], [6493], [6528], [6608], [6609], [6610], [6698], [6699], [6772], [6773], [6774], [6775], [6776], [6777], [6778], [6779], [6780], [6781], [6788], [6789], [6868], [6869], [6928], [6929], [6960], [6961], [6992], [6993] [2019-09-10 12:24:36,963 INFO L148 AbstractInterpreter]: Using domain IntervalDomain [2019-09-10 12:24:36,963 INFO L101 FixpointEngine]: Starting fixpoint engine with domain IntervalDomain (maxUnwinding=3, maxParallelStates=2) [2019-09-10 12:24:37,165 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2019-09-10 12:24:37,167 INFO L272 AbstractInterpreter]: Visited 2 different actions 2 times. Never merged. Never widened. Performed 288 root evaluator evaluations with a maximum evaluation depth of 0. Performed 288 inverse root evaluator evaluations with a maximum inverse evaluation depth of 0. Never found a fixpoint. Largest state had 638 variables. [2019-09-10 12:24:37,171 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-10 12:24:37,171 INFO L403 sIntCurrentIteration]: Generating AbsInt predicates [2019-09-10 12:24:37,355 INFO L219 lantSequenceWeakener]: Could never weaken! [2019-09-10 12:24:37,356 INFO L418 sIntCurrentIteration]: Unifying AI predicates [2019-09-10 12:24:37,373 INFO L420 sIntCurrentIteration]: We unified 707 AI predicates to 707 [2019-09-10 12:24:37,373 INFO L429 sIntCurrentIteration]: Finished generation of AbsInt predicates [2019-09-10 12:24:37,374 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2019-09-10 12:24:37,374 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [6] total 6 [2019-09-10 12:24:37,374 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-09-10 12:24:37,377 INFO L454 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-09-10 12:24:37,377 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-09-10 12:24:37,377 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-09-10 12:24:37,377 INFO L87 Difference]: Start difference. First operand 170873 states and 230420 transitions. Second operand 2 states. [2019-09-10 12:24:37,378 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-10 12:24:37,378 INFO L93 Difference]: Finished difference Result 2 states and 1 transitions. [2019-09-10 12:24:37,378 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-09-10 12:24:37,379 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 708 [2019-09-10 12:24:37,379 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-10 12:24:37,379 INFO L225 Difference]: With dead ends: 2 [2019-09-10 12:24:37,379 INFO L226 Difference]: Without dead ends: 0 [2019-09-10 12:24:37,379 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 707 GetRequests, 707 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-09-10 12:24:37,380 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-09-10 12:24:37,380 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-09-10 12:24:37,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-09-10 12:24:37,380 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-09-10 12:24:37,380 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 708 [2019-09-10 12:24:37,380 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-10 12:24:37,381 INFO L475 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-09-10 12:24:37,381 INFO L476 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-09-10 12:24:37,381 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-09-10 12:24:37,381 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-09-10 12:24:37,389 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 10.09 12:24:37 BoogieIcfgContainer [2019-09-10 12:24:37,389 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-09-10 12:24:37,394 INFO L168 Benchmark]: Toolchain (without parser) took 105947.17 ms. Allocated memory was 134.7 MB in the beginning and 3.4 GB in the end (delta: 3.3 GB). Free memory was 76.7 MB in the beginning and 1.2 GB in the end (delta: -1.1 GB). Peak memory consumption was 2.2 GB. Max. memory is 7.1 GB. [2019-09-10 12:24:37,400 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 134.7 MB. Free memory was 108.0 MB in the beginning and 107.8 MB in the end (delta: 209.8 kB). Peak memory consumption was 209.8 kB. Max. memory is 7.1 GB. [2019-09-10 12:24:37,404 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4197.41 ms. Allocated memory was 134.7 MB in the beginning and 373.3 MB in the end (delta: 238.6 MB). Free memory was 76.5 MB in the beginning and 247.0 MB in the end (delta: -170.5 MB). Peak memory consumption was 148.5 MB. Max. memory is 7.1 GB. [2019-09-10 12:24:37,408 INFO L168 Benchmark]: Boogie Preprocessor took 385.64 ms. Allocated memory is still 373.3 MB. Free memory was 247.0 MB in the beginning and 201.2 MB in the end (delta: 45.8 MB). Peak memory consumption was 45.8 MB. Max. memory is 7.1 GB. [2019-09-10 12:24:37,409 INFO L168 Benchmark]: RCFGBuilder took 10241.76 ms. Allocated memory was 373.3 MB in the beginning and 621.3 MB in the end (delta: 248.0 MB). Free memory was 201.2 MB in the beginning and 211.6 MB in the end (delta: -10.4 MB). Peak memory consumption was 280.1 MB. Max. memory is 7.1 GB. [2019-09-10 12:24:37,411 INFO L168 Benchmark]: TraceAbstraction took 91118.03 ms. Allocated memory was 621.3 MB in the beginning and 3.4 GB in the end (delta: 2.8 GB). Free memory was 211.6 MB in the beginning and 1.2 GB in the end (delta: -961.1 MB). Peak memory consumption was 1.9 GB. Max. memory is 7.1 GB. [2019-09-10 12:24:37,419 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 ms. Allocated memory is still 134.7 MB. Free memory was 108.0 MB in the beginning and 107.8 MB in the end (delta: 209.8 kB). Peak memory consumption was 209.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 4197.41 ms. Allocated memory was 134.7 MB in the beginning and 373.3 MB in the end (delta: 238.6 MB). Free memory was 76.5 MB in the beginning and 247.0 MB in the end (delta: -170.5 MB). Peak memory consumption was 148.5 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 385.64 ms. Allocated memory is still 373.3 MB. Free memory was 247.0 MB in the beginning and 201.2 MB in the end (delta: 45.8 MB). Peak memory consumption was 45.8 MB. Max. memory is 7.1 GB. * RCFGBuilder took 10241.76 ms. Allocated memory was 373.3 MB in the beginning and 621.3 MB in the end (delta: 248.0 MB). Free memory was 201.2 MB in the beginning and 211.6 MB in the end (delta: -10.4 MB). Peak memory consumption was 280.1 MB. Max. memory is 7.1 GB. * TraceAbstraction took 91118.03 ms. Allocated memory was 621.3 MB in the beginning and 3.4 GB in the end (delta: 2.8 GB). Free memory was 211.6 MB in the beginning and 1.2 GB in the end (delta: -961.1 MB). Peak memory consumption was 1.9 GB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 9634]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - StatisticsResult: Ultimate Automizer benchmark data CFG has 358 procedures, 3189 locations, 1 error locations. SAFE Result, 91.0s OverallTime, 18 OverallIterations, 39 TraceHistogramMax, 29.2s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 73523 SDtfs, 43090 SDslu, 104162 SDs, 0 SdLazy, 568 SolverSat, 115 SolverUnsat, 3 SolverUnknown, 0 SolverNotchecked, 11.5s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 781 GetRequests, 746 SyntacticMatches, 0 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=170873occurred in iteration=17, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.2s AbstIntTime, 1 AbstIntIterations, 1 AbstIntStrong, 1.0 AbsIntWeakeningRatio, 2.9773691654879775 AbsIntAvgWeakeningVarsNumRemoved, 0.0 AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 34.1s AutomataMinimizationTime, 18 MinimizatonAttempts, 50402 StatesRemovedByMinimization, 12 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.8s SsaConstructionTime, 5.2s SatisfiabilityAnalysisTime, 10.6s InterpolantComputationTime, 10432 NumberOfCodeBlocks, 10432 NumberOfCodeBlocksAsserted, 18 NumberOfCheckSat, 10414 ConstructedInterpolants, 0 QuantifiedInterpolants, 6908208 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 18 InterpolantComputations, 17 PerfectInterpolantSequences, 99022/99281 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...