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-consumption/32_7a_cilled_linux-3.8-rc1-drivers--media--firewire--firedtv.ko-main.cil.out.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-673a906-m [2019-10-02 23:31:38,530 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-02 23:31:38,532 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-02 23:31:38,545 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-02 23:31:38,545 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-02 23:31:38,547 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-02 23:31:38,548 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-02 23:31:38,550 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-02 23:31:38,551 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-02 23:31:38,552 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-02 23:31:38,553 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-02 23:31:38,554 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-02 23:31:38,555 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-02 23:31:38,556 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-02 23:31:38,557 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-02 23:31:38,558 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-02 23:31:38,558 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-02 23:31:38,559 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-02 23:31:38,561 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-02 23:31:38,563 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-02 23:31:38,564 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-02 23:31:38,565 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-02 23:31:38,566 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-02 23:31:38,567 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-02 23:31:38,569 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-02 23:31:38,569 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-02 23:31:38,569 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-02 23:31:38,570 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-02 23:31:38,571 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-02 23:31:38,572 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-02 23:31:38,572 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-02 23:31:38,573 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-02 23:31:38,573 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-02 23:31:38,574 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-02 23:31:38,575 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-02 23:31:38,575 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-02 23:31:38,576 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-02 23:31:38,576 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-02 23:31:38,576 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-02 23:31:38,577 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-02 23:31:38,578 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-02 23:31:38,579 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 [2019-10-02 23:31:38,594 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-02 23:31:38,595 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-02 23:31:38,595 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2019-10-02 23:31:38,595 INFO L138 SettingsManager]: * Log level for plugins=info [2019-10-02 23:31:38,596 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-10-02 23:31:38,596 INFO L138 SettingsManager]: * User list type=DISABLED [2019-10-02 23:31:38,596 INFO L138 SettingsManager]: * Ignore calls to and inside polymorphic procedures=false [2019-10-02 23:31:38,597 INFO L138 SettingsManager]: * Ignore calls to recursive procedures=false [2019-10-02 23:31:38,597 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-10-02 23:31:38,597 INFO L138 SettingsManager]: * Abstract domain=IntervalDomain [2019-10-02 23:31:38,598 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-02 23:31:38,598 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-02 23:31:38,598 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-02 23:31:38,598 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-02 23:31:38,599 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-02 23:31:38,599 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-02 23:31:38,599 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-02 23:31:38,599 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-02 23:31:38,599 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-02 23:31:38,600 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-02 23:31:38,600 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-02 23:31:38,600 INFO L138 SettingsManager]: * Remove goto edges from RCFG=true [2019-10-02 23:31:38,600 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-02 23:31:38,601 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-02 23:31:38,601 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-02 23:31:38,601 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-02 23:31:38,601 INFO L138 SettingsManager]: * Trace refinement strategy=TAIPAN [2019-10-02 23:31:38,601 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-02 23:31:38,602 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-10-02 23:31:38,602 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2019-10-02 23:31:38,631 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-02 23:31:38,644 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-02 23:31:38,647 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-02 23:31:38,649 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-02 23:31:38,649 INFO L275 PluginConnector]: CDTParser initialized [2019-10-02 23:31:38,650 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--media--firewire--firedtv.ko-main.cil.out.i [2019-10-02 23:31:38,719 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0b7397240/e469a67989c5417d9e817895ee158755/FLAG963baf0ef [2019-10-02 23:31:39,648 INFO L306 CDTParser]: Found 1 translation units. [2019-10-02 23:31:39,649 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--media--firewire--firedtv.ko-main.cil.out.i [2019-10-02 23:31:39,713 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0b7397240/e469a67989c5417d9e817895ee158755/FLAG963baf0ef [2019-10-02 23:31:40,082 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0b7397240/e469a67989c5417d9e817895ee158755 [2019-10-02 23:31:40,092 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-02 23:31:40,093 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-02 23:31:40,094 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-02 23:31:40,094 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-02 23:31:40,098 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-02 23:31:40,099 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.10 11:31:40" (1/1) ... [2019-10-02 23:31:40,102 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@21b07539 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.10 11:31:40, skipping insertion in model container [2019-10-02 23:31:40,102 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.10 11:31:40" (1/1) ... [2019-10-02 23:31:40,110 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-02 23:31:40,280 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-02 23:31:43,251 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-02 23:31:43,293 INFO L188 MainTranslator]: Completed pre-run [2019-10-02 23:31:43,961 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-02 23:31:44,640 INFO L192 MainTranslator]: Completed translation [2019-10-02 23:31:44,641 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.10 11:31:44 WrapperNode [2019-10-02 23:31:44,641 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-02 23:31:44,643 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-02 23:31:44,643 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-02 23:31:44,643 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-02 23:31:44,665 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.10 11:31:44" (1/1) ... [2019-10-02 23:31:44,667 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.10 11:31:44" (1/1) ... [2019-10-02 23:31:44,800 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.10 11:31:44" (1/1) ... [2019-10-02 23:31:44,801 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.10 11:31:44" (1/1) ... [2019-10-02 23:31:44,946 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.10 11:31:44" (1/1) ... [2019-10-02 23:31:44,987 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.10 11:31:44" (1/1) ... [2019-10-02 23:31:45,037 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.10 11:31:44" (1/1) ... [2019-10-02 23:31:45,104 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-02 23:31:45,107 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-02 23:31:45,108 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-02 23:31:45,108 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-02 23:31:45,109 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.10 11:31:44" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-02 23:31:45,206 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-02 23:31:45,206 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-02 23:31:45,207 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2019-10-02 23:31:45,207 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2019-10-02 23:31:45,207 INFO L138 BoogieDeclarations]: Found implementation of procedure variable_test_bit [2019-10-02 23:31:45,207 INFO L138 BoogieDeclarations]: Found implementation of procedure __arch_swab32 [2019-10-02 23:31:45,207 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab32 [2019-10-02 23:31:45,207 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2019-10-02 23:31:45,208 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_operands [2019-10-02 23:31:45,208 INFO L138 BoogieDeclarations]: Found implementation of procedure pad_operands [2019-10-02 23:31:45,210 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_fcp_ctype [2019-10-02 23:31:45,212 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_fcp_opcode [2019-10-02 23:31:45,212 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_fcp [2019-10-02 23:31:45,213 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_pmt [2019-10-02 23:31:45,213 INFO L138 BoogieDeclarations]: Found implementation of procedure avc_write [2019-10-02 23:31:45,214 INFO L138 BoogieDeclarations]: Found implementation of procedure is_register_rc [2019-10-02 23:31:45,214 INFO L138 BoogieDeclarations]: Found implementation of procedure avc_recv [2019-10-02 23:31:45,214 INFO L138 BoogieDeclarations]: Found implementation of procedure add_pid_filter [2019-10-02 23:31:45,215 INFO L138 BoogieDeclarations]: Found implementation of procedure avc_tuner_tuneqpsk [2019-10-02 23:31:45,215 INFO L138 BoogieDeclarations]: Found implementation of procedure avc_tuner_dsd_dvb_c [2019-10-02 23:31:45,216 INFO L138 BoogieDeclarations]: Found implementation of procedure avc_tuner_dsd_dvb_t [2019-10-02 23:31:45,217 INFO L138 BoogieDeclarations]: Found implementation of procedure avc_tuner_dsd [2019-10-02 23:31:45,217 INFO L138 BoogieDeclarations]: Found implementation of procedure avc_tuner_set_pids [2019-10-02 23:31:45,217 INFO L138 BoogieDeclarations]: Found implementation of procedure avc_tuner_get_ts [2019-10-02 23:31:45,218 INFO L138 BoogieDeclarations]: Found implementation of procedure avc_identify_subunit [2019-10-02 23:31:45,220 INFO L138 BoogieDeclarations]: Found implementation of procedure avc_tuner_status [2019-10-02 23:31:45,220 INFO L138 BoogieDeclarations]: Found implementation of procedure avc_lnb_control [2019-10-02 23:31:45,220 INFO L138 BoogieDeclarations]: Found implementation of procedure avc_register_remote_control [2019-10-02 23:31:45,220 INFO L138 BoogieDeclarations]: Found implementation of procedure avc_remote_ctrl_work [2019-10-02 23:31:45,221 INFO L138 BoogieDeclarations]: Found implementation of procedure get_ca_object_pos [2019-10-02 23:31:45,221 INFO L138 BoogieDeclarations]: Found implementation of procedure get_ca_object_length [2019-10-02 23:31:45,221 INFO L138 BoogieDeclarations]: Found implementation of procedure avc_ca_app_info [2019-10-02 23:31:45,221 INFO L138 BoogieDeclarations]: Found implementation of procedure avc_ca_info [2019-10-02 23:31:45,221 INFO L138 BoogieDeclarations]: Found implementation of procedure avc_ca_reset [2019-10-02 23:31:45,221 INFO L138 BoogieDeclarations]: Found implementation of procedure avc_ca_pmt [2019-10-02 23:31:45,221 INFO L138 BoogieDeclarations]: Found implementation of procedure avc_ca_get_time_date [2019-10-02 23:31:45,221 INFO L138 BoogieDeclarations]: Found implementation of procedure avc_ca_enter_menu [2019-10-02 23:31:45,221 INFO L138 BoogieDeclarations]: Found implementation of procedure avc_ca_get_mmi [2019-10-02 23:31:45,221 INFO L138 BoogieDeclarations]: Found implementation of procedure cmp_read [2019-10-02 23:31:45,222 INFO L138 BoogieDeclarations]: Found implementation of procedure cmp_lock [2019-10-02 23:31:45,222 INFO L138 BoogieDeclarations]: Found implementation of procedure get_opcr [2019-10-02 23:31:45,223 INFO L138 BoogieDeclarations]: Found implementation of procedure set_opcr [2019-10-02 23:31:45,223 INFO L138 BoogieDeclarations]: Found implementation of procedure cmp_establish_pp_connection [2019-10-02 23:31:45,223 INFO L138 BoogieDeclarations]: Found implementation of procedure cmp_break_pp_connection [2019-10-02 23:31:45,223 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_1 [2019-10-02 23:31:45,223 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_2 [2019-10-02 23:31:45,223 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_3 [2019-10-02 23:31:45,223 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_4 [2019-10-02 23:31:45,223 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_5 [2019-10-02 23:31:45,223 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_6 [2019-10-02 23:31:45,224 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_7 [2019-10-02 23:31:45,224 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_8 [2019-10-02 23:31:45,224 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_9 [2019-10-02 23:31:45,224 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_10 [2019-10-02 23:31:45,224 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_11 [2019-10-02 23:31:45,224 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_12 [2019-10-02 23:31:45,224 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_13 [2019-10-02 23:31:45,224 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_14 [2019-10-02 23:31:45,224 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_15 [2019-10-02 23:31:45,225 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_16 [2019-10-02 23:31:45,225 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_17 [2019-10-02 23:31:45,225 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_18 [2019-10-02 23:31:45,225 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_19 [2019-10-02 23:31:45,225 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_20 [2019-10-02 23:31:45,226 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_21 [2019-10-02 23:31:45,227 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_22 [2019-10-02 23:31:45,227 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_23 [2019-10-02 23:31:45,227 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_24 [2019-10-02 23:31:45,227 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_25 [2019-10-02 23:31:45,227 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_26 [2019-10-02 23:31:45,228 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_27 [2019-10-02 23:31:45,228 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_28 [2019-10-02 23:31:45,228 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_29 [2019-10-02 23:31:45,228 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_30 [2019-10-02 23:31:45,228 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_31 [2019-10-02 23:31:45,228 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_32 [2019-10-02 23:31:45,228 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_33 [2019-10-02 23:31:45,229 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_34 [2019-10-02 23:31:45,229 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_35 [2019-10-02 23:31:45,229 INFO L138 BoogieDeclarations]: Found implementation of procedure fdtv_ca_ready [2019-10-02 23:31:45,229 INFO L138 BoogieDeclarations]: Found implementation of procedure fdtv_get_ca_flags [2019-10-02 23:31:45,229 INFO L138 BoogieDeclarations]: Found implementation of procedure fdtv_ca_get_caps [2019-10-02 23:31:45,229 INFO L138 BoogieDeclarations]: Found implementation of procedure fdtv_ca_get_slot_info [2019-10-02 23:31:45,230 INFO L138 BoogieDeclarations]: Found implementation of procedure fdtv_ca_app_info [2019-10-02 23:31:45,230 INFO L138 BoogieDeclarations]: Found implementation of procedure fdtv_ca_info [2019-10-02 23:31:45,230 INFO L138 BoogieDeclarations]: Found implementation of procedure fdtv_ca_get_mmi [2019-10-02 23:31:45,230 INFO L138 BoogieDeclarations]: Found implementation of procedure fdtv_ca_get_msg [2019-10-02 23:31:45,230 INFO L138 BoogieDeclarations]: Found implementation of procedure fdtv_ca_pmt [2019-10-02 23:31:45,230 INFO L138 BoogieDeclarations]: Found implementation of procedure fdtv_ca_send_msg [2019-10-02 23:31:45,231 INFO L138 BoogieDeclarations]: Found implementation of procedure fdtv_ca_ioctl [2019-10-02 23:31:45,231 INFO L138 BoogieDeclarations]: Found implementation of procedure fdtv_ca_io_poll [2019-10-02 23:31:45,231 INFO L138 BoogieDeclarations]: Found implementation of procedure fdtv_ca_register [2019-10-02 23:31:45,231 INFO L138 BoogieDeclarations]: Found implementation of procedure fdtv_ca_release [2019-10-02 23:31:45,231 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_main_exported_4 [2019-10-02 23:31:45,231 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_main_exported_3 [2019-10-02 23:31:45,232 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_71 [2019-10-02 23:31:45,232 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_72 [2019-10-02 23:31:45,232 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_73 [2019-10-02 23:31:45,232 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_74 [2019-10-02 23:31:45,232 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_75 [2019-10-02 23:31:45,232 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_76 [2019-10-02 23:31:45,233 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_77 [2019-10-02 23:31:45,233 INFO L138 BoogieDeclarations]: Found implementation of procedure __clear_bit [2019-10-02 23:31:45,233 INFO L138 BoogieDeclarations]: Found implementation of procedure __test_and_set_bit [2019-10-02 23:31:45,233 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_channel [2019-10-02 23:31:45,233 INFO L138 BoogieDeclarations]: Found implementation of procedure collect_channels [2019-10-02 23:31:45,233 INFO L138 BoogieDeclarations]: Found implementation of procedure dealloc_channel [2019-10-02 23:31:45,233 INFO L138 BoogieDeclarations]: Found implementation of procedure fdtv_start_feed [2019-10-02 23:31:45,234 INFO L138 BoogieDeclarations]: Found implementation of procedure fdtv_stop_feed [2019-10-02 23:31:45,234 INFO L138 BoogieDeclarations]: Found implementation of procedure fdtv_dvb_register [2019-10-02 23:31:45,234 INFO L138 BoogieDeclarations]: Found implementation of procedure fdtv_dvb_unregister [2019-10-02 23:31:45,234 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_85 [2019-10-02 23:31:45,234 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_86 [2019-10-02 23:31:45,234 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_87 [2019-10-02 23:31:45,234 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_88 [2019-10-02 23:31:45,235 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_89 [2019-10-02 23:31:45,235 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_90 [2019-10-02 23:31:45,235 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_91 [2019-10-02 23:31:45,235 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_92 [2019-10-02 23:31:45,235 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_93 [2019-10-02 23:31:45,235 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_94 [2019-10-02 23:31:45,235 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_95 [2019-10-02 23:31:45,236 INFO L138 BoogieDeclarations]: Found implementation of procedure fdtv_dvb_init [2019-10-02 23:31:45,236 INFO L138 BoogieDeclarations]: Found implementation of procedure fdtv_sleep [2019-10-02 23:31:45,236 INFO L138 BoogieDeclarations]: Found implementation of procedure fdtv_diseqc_send_master_cmd [2019-10-02 23:31:45,236 INFO L138 BoogieDeclarations]: Found implementation of procedure fdtv_diseqc_send_burst [2019-10-02 23:31:45,236 INFO L138 BoogieDeclarations]: Found implementation of procedure fdtv_set_tone [2019-10-02 23:31:45,236 INFO L138 BoogieDeclarations]: Found implementation of procedure fdtv_set_voltage [2019-10-02 23:31:45,237 INFO L138 BoogieDeclarations]: Found implementation of procedure fdtv_read_status [2019-10-02 23:31:45,237 INFO L138 BoogieDeclarations]: Found implementation of procedure fdtv_read_ber [2019-10-02 23:31:45,237 INFO L138 BoogieDeclarations]: Found implementation of procedure fdtv_read_signal_strength [2019-10-02 23:31:45,237 INFO L138 BoogieDeclarations]: Found implementation of procedure fdtv_read_snr [2019-10-02 23:31:45,237 INFO L138 BoogieDeclarations]: Found implementation of procedure fdtv_read_uncorrected_blocks [2019-10-02 23:31:45,237 INFO L138 BoogieDeclarations]: Found implementation of procedure fdtv_set_frontend [2019-10-02 23:31:45,238 INFO L138 BoogieDeclarations]: Found implementation of procedure fdtv_frontend_init [2019-10-02 23:31:45,238 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_107 [2019-10-02 23:31:45,238 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_108 [2019-10-02 23:31:45,238 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_109 [2019-10-02 23:31:45,238 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_110 [2019-10-02 23:31:45,238 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_111 [2019-10-02 23:31:45,238 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_112 [2019-10-02 23:31:45,239 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_113 [2019-10-02 23:31:45,239 INFO L138 BoogieDeclarations]: Found implementation of procedure __swab32p [2019-10-02 23:31:45,239 INFO L138 BoogieDeclarations]: Found implementation of procedure __be32_to_cpup [2019-10-02 23:31:45,239 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2019-10-02 23:31:45,239 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2019-10-02 23:31:45,239 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2019-10-02 23:31:45,239 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2019-10-02 23:31:45,240 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2019-10-02 23:31:45,240 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_irq [2019-10-02 23:31:45,240 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irq [2019-10-02 23:31:45,240 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2019-10-02 23:31:45,240 INFO L138 BoogieDeclarations]: Found implementation of procedure lowmem_page_address [2019-10-02 23:31:45,240 INFO L138 BoogieDeclarations]: Found implementation of procedure fw_device [2019-10-02 23:31:45,241 INFO L138 BoogieDeclarations]: Found implementation of procedure fw_unit [2019-10-02 23:31:45,241 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2019-10-02 23:31:45,241 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2019-10-02 23:31:45,241 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2019-10-02 23:31:45,241 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2019-10-02 23:31:45,241 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2019-10-02 23:31:45,241 INFO L138 BoogieDeclarations]: Found implementation of procedure device_of [2019-10-02 23:31:45,242 INFO L138 BoogieDeclarations]: Found implementation of procedure node_req [2019-10-02 23:31:45,242 INFO L138 BoogieDeclarations]: Found implementation of procedure fdtv_lock [2019-10-02 23:31:45,242 INFO L138 BoogieDeclarations]: Found implementation of procedure fdtv_read [2019-10-02 23:31:45,242 INFO L138 BoogieDeclarations]: Found implementation of procedure fdtv_write [2019-10-02 23:31:45,242 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_iso [2019-10-02 23:31:45,242 INFO L138 BoogieDeclarations]: Found implementation of procedure handle_iso [2019-10-02 23:31:45,242 INFO L138 BoogieDeclarations]: Found implementation of procedure fdtv_start_iso [2019-10-02 23:31:45,243 INFO L138 BoogieDeclarations]: Found implementation of procedure fdtv_stop_iso [2019-10-02 23:31:45,243 INFO L138 BoogieDeclarations]: Found implementation of procedure handle_fcp [2019-10-02 23:31:45,243 INFO L138 BoogieDeclarations]: Found implementation of procedure node_probe [2019-10-02 23:31:45,243 INFO L138 BoogieDeclarations]: Found implementation of procedure node_remove [2019-10-02 23:31:45,243 INFO L138 BoogieDeclarations]: Found implementation of procedure node_update [2019-10-02 23:31:45,243 INFO L138 BoogieDeclarations]: Found implementation of procedure fdtv_init [2019-10-02 23:31:45,243 INFO L138 BoogieDeclarations]: Found implementation of procedure fdtv_exit [2019-10-02 23:31:45,244 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-02 23:31:45,244 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_121 [2019-10-02 23:31:45,244 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_122 [2019-10-02 23:31:45,244 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_123 [2019-10-02 23:31:45,244 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_124 [2019-10-02 23:31:45,244 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_125 [2019-10-02 23:31:45,244 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_126 [2019-10-02 23:31:45,245 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_127 [2019-10-02 23:31:45,245 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2019-10-02 23:31:45,245 INFO L138 BoogieDeclarations]: Found implementation of procedure input_allocate_device [2019-10-02 23:31:45,245 INFO L138 BoogieDeclarations]: Found implementation of procedure input_report_key [2019-10-02 23:31:45,245 INFO L138 BoogieDeclarations]: Found implementation of procedure input_sync [2019-10-02 23:31:45,245 INFO L138 BoogieDeclarations]: Found implementation of procedure fdtv_register_rc [2019-10-02 23:31:45,245 INFO L138 BoogieDeclarations]: Found implementation of procedure fdtv_unregister_rc [2019-10-02 23:31:45,245 INFO L138 BoogieDeclarations]: Found implementation of procedure fdtv_handle_rc [2019-10-02 23:31:45,246 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_135 [2019-10-02 23:31:45,246 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_136 [2019-10-02 23:31:45,246 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_137 [2019-10-02 23:31:45,246 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_138 [2019-10-02 23:31:45,246 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_139 [2019-10-02 23:31:45,246 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_140 [2019-10-02 23:31:45,247 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_141 [2019-10-02 23:31:45,247 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2019-10-02 23:31:45,247 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2019-10-02 23:31:45,247 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_trap [2019-10-02 23:31:45,247 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_avc_mutex_of_firedtv [2019-10-02 23:31:45,247 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_killable_avc_mutex_of_firedtv [2019-10-02 23:31:45,247 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_avc_mutex_of_firedtv [2019-10-02 23:31:45,248 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_avc_mutex_of_firedtv [2019-10-02 23:31:45,248 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_mutex_lock_avc_mutex_of_firedtv [2019-10-02 23:31:45,248 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_is_locked_avc_mutex_of_firedtv [2019-10-02 23:31:45,248 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_avc_mutex_of_firedtv [2019-10-02 23:31:45,248 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_cred_guard_mutex_of_signal_struct [2019-10-02 23:31:45,248 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_killable_cred_guard_mutex_of_signal_struct [2019-10-02 23:31:45,248 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_cred_guard_mutex_of_signal_struct [2019-10-02 23:31:45,249 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_cred_guard_mutex_of_signal_struct [2019-10-02 23:31:45,249 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_mutex_lock_cred_guard_mutex_of_signal_struct [2019-10-02 23:31:45,249 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_is_locked_cred_guard_mutex_of_signal_struct [2019-10-02 23:31:45,249 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_cred_guard_mutex_of_signal_struct [2019-10-02 23:31:45,249 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_demux_mutex_of_firedtv [2019-10-02 23:31:45,249 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_killable_demux_mutex_of_firedtv [2019-10-02 23:31:45,249 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_demux_mutex_of_firedtv [2019-10-02 23:31:45,250 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_demux_mutex_of_firedtv [2019-10-02 23:31:45,250 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_mutex_lock_demux_mutex_of_firedtv [2019-10-02 23:31:45,250 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_is_locked_demux_mutex_of_firedtv [2019-10-02 23:31:45,250 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_demux_mutex_of_firedtv [2019-10-02 23:31:45,250 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_lock [2019-10-02 23:31:45,250 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_killable_lock [2019-10-02 23:31:45,250 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_lock [2019-10-02 23:31:45,251 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_lock [2019-10-02 23:31:45,251 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_mutex_lock_lock [2019-10-02 23:31:45,251 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_is_locked_lock [2019-10-02 23:31:45,251 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_lock [2019-10-02 23:31:45,251 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_mutex_of_device [2019-10-02 23:31:45,251 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_killable_mutex_of_device [2019-10-02 23:31:45,251 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_mutex_of_device [2019-10-02 23:31:45,252 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_mutex_of_device [2019-10-02 23:31:45,252 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_mutex_lock_mutex_of_device [2019-10-02 23:31:45,252 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_is_locked_mutex_of_device [2019-10-02 23:31:45,252 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_mutex_of_device [2019-10-02 23:31:45,252 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2019-10-02 23:31:45,252 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2019-10-02 23:31:45,252 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_waitqueue_head [2019-10-02 23:31:45,252 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_work [2019-10-02 23:31:45,253 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_add [2019-10-02 23:31:45,253 INFO L138 BoogieDeclarations]: Found implementation of procedure __mutex_init [2019-10-02 23:31:45,253 INFO L138 BoogieDeclarations]: Found implementation of procedure __wake_up [2019-10-02 23:31:45,253 INFO L138 BoogieDeclarations]: Found implementation of procedure _dev_info [2019-10-02 23:31:45,253 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irq [2019-10-02 23:31:45,253 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2019-10-02 23:31:45,253 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock_irq [2019-10-02 23:31:45,254 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock_irqrestore [2019-10-02 23:31:45,254 INFO L138 BoogieDeclarations]: Found implementation of procedure cancel_work_sync [2019-10-02 23:31:45,254 INFO L138 BoogieDeclarations]: Found implementation of procedure crc32_be [2019-10-02 23:31:45,254 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2019-10-02 23:31:45,254 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2019-10-02 23:31:45,254 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_set_drvdata [2019-10-02 23:31:45,254 INFO L138 BoogieDeclarations]: Found implementation of procedure driver_register [2019-10-02 23:31:45,254 INFO L138 BoogieDeclarations]: Found implementation of procedure driver_unregister [2019-10-02 23:31:45,255 INFO L138 BoogieDeclarations]: Found implementation of procedure dvb_dmx_init [2019-10-02 23:31:45,255 INFO L138 BoogieDeclarations]: Found implementation of procedure dvb_dmx_release [2019-10-02 23:31:45,255 INFO L138 BoogieDeclarations]: Found implementation of procedure dvb_dmx_swfilter_packets [2019-10-02 23:31:45,255 INFO L138 BoogieDeclarations]: Found implementation of procedure dvb_dmxdev_init [2019-10-02 23:31:45,255 INFO L138 BoogieDeclarations]: Found implementation of procedure dvb_dmxdev_release [2019-10-02 23:31:45,255 INFO L138 BoogieDeclarations]: Found implementation of procedure dvb_generic_ioctl [2019-10-02 23:31:45,256 INFO L138 BoogieDeclarations]: Found implementation of procedure dvb_generic_open [2019-10-02 23:31:45,256 INFO L138 BoogieDeclarations]: Found implementation of procedure dvb_generic_release [2019-10-02 23:31:45,256 INFO L138 BoogieDeclarations]: Found implementation of procedure dvb_net_init [2019-10-02 23:31:45,256 INFO L138 BoogieDeclarations]: Found implementation of procedure dvb_net_release [2019-10-02 23:31:45,256 INFO L138 BoogieDeclarations]: Found implementation of procedure dvb_register_adapter [2019-10-02 23:31:45,256 INFO L138 BoogieDeclarations]: Found implementation of procedure dvb_register_device [2019-10-02 23:31:45,256 INFO L138 BoogieDeclarations]: Found implementation of procedure dvb_register_frontend [2019-10-02 23:31:45,257 INFO L138 BoogieDeclarations]: Found implementation of procedure dvb_unregister_adapter [2019-10-02 23:31:45,257 INFO L138 BoogieDeclarations]: Found implementation of procedure dvb_unregister_device [2019-10-02 23:31:45,257 INFO L138 BoogieDeclarations]: Found implementation of procedure dvb_unregister_frontend [2019-10-02 23:31:45,257 INFO L138 BoogieDeclarations]: Found implementation of procedure finish_wait [2019-10-02 23:31:45,257 INFO L138 BoogieDeclarations]: Found implementation of procedure fw_core_add_address_handler [2019-10-02 23:31:45,257 INFO L138 BoogieDeclarations]: Found implementation of procedure fw_core_remove_address_handler [2019-10-02 23:31:45,257 INFO L138 BoogieDeclarations]: Found implementation of procedure fw_csr_string [2019-10-02 23:31:45,258 INFO L138 BoogieDeclarations]: Found implementation of procedure fw_iso_buffer_destroy [2019-10-02 23:31:45,258 INFO L138 BoogieDeclarations]: Found implementation of procedure fw_iso_buffer_init [2019-10-02 23:31:45,258 INFO L138 BoogieDeclarations]: Found implementation of procedure fw_iso_context_create [2019-10-02 23:31:45,258 INFO L138 BoogieDeclarations]: Found implementation of procedure fw_iso_context_destroy [2019-10-02 23:31:45,258 INFO L138 BoogieDeclarations]: Found implementation of procedure fw_iso_context_queue [2019-10-02 23:31:45,258 INFO L138 BoogieDeclarations]: Found implementation of procedure fw_iso_context_queue_flush [2019-10-02 23:31:45,258 INFO L138 BoogieDeclarations]: Found implementation of procedure fw_iso_context_start [2019-10-02 23:31:45,259 INFO L138 BoogieDeclarations]: Found implementation of procedure fw_iso_context_stop [2019-10-02 23:31:45,259 INFO L138 BoogieDeclarations]: Found implementation of procedure fw_run_transaction [2019-10-02 23:31:45,259 INFO L138 BoogieDeclarations]: Found implementation of procedure input_event [2019-10-02 23:31:45,259 INFO L138 BoogieDeclarations]: Found implementation of procedure input_free_device [2019-10-02 23:31:45,259 INFO L138 BoogieDeclarations]: Found implementation of procedure input_register_device [2019-10-02 23:31:45,259 INFO L138 BoogieDeclarations]: Found implementation of procedure input_unregister_device [2019-10-02 23:31:45,259 INFO L138 BoogieDeclarations]: Found implementation of procedure kmemdup [2019-10-02 23:31:45,260 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2019-10-02 23:31:45,260 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_init_map [2019-10-02 23:31:45,260 INFO L138 BoogieDeclarations]: Found implementation of procedure msecs_to_jiffies [2019-10-02 23:31:45,260 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2019-10-02 23:31:45,260 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock [2019-10-02 23:31:45,260 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_interruptible [2019-10-02 23:31:45,260 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_trylock [2019-10-02 23:31:45,261 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2019-10-02 23:31:45,261 INFO L138 BoogieDeclarations]: Found implementation of procedure noop_llseek [2019-10-02 23:31:45,261 INFO L138 BoogieDeclarations]: Found implementation of procedure prepare_to_wait [2019-10-02 23:31:45,261 INFO L138 BoogieDeclarations]: Found implementation of procedure print_hex_dump [2019-10-02 23:31:45,261 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2019-10-02 23:31:45,261 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_timeout [2019-10-02 23:31:45,261 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_work [2019-10-02 23:31:45,262 INFO L138 BoogieDeclarations]: Found implementation of procedure external_alloc [2019-10-02 23:31:45,262 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2019-10-02 23:31:45,262 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2019-10-02 23:31:45,262 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2019-10-02 23:31:45,263 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy [2019-10-02 23:31:45,263 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-02 23:31:45,263 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-02 23:31:45,263 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2019-10-02 23:31:45,263 INFO L130 BoogieDeclarations]: Found specification of procedure variable_test_bit [2019-10-02 23:31:45,263 INFO L130 BoogieDeclarations]: Found specification of procedure __arch_swab32 [2019-10-02 23:31:45,263 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab32 [2019-10-02 23:31:45,264 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2019-10-02 23:31:45,264 INFO L130 BoogieDeclarations]: Found specification of procedure print_hex_dump [2019-10-02 23:31:45,264 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2019-10-02 23:31:45,264 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2019-10-02 23:31:45,264 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2019-10-02 23:31:45,264 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_trylock [2019-10-02 23:31:45,264 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_4 [2019-10-02 23:31:45,265 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2019-10-02 23:31:45,265 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_2 [2019-10-02 23:31:45,265 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_5 [2019-10-02 23:31:45,265 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_7 [2019-10-02 23:31:45,265 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_9 [2019-10-02 23:31:45,265 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_11 [2019-10-02 23:31:45,265 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_13 [2019-10-02 23:31:45,266 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_15 [2019-10-02 23:31:45,266 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_17 [2019-10-02 23:31:45,266 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_19 [2019-10-02 23:31:45,266 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_21 [2019-10-02 23:31:45,266 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_23 [2019-10-02 23:31:45,266 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_25 [2019-10-02 23:31:45,266 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_27 [2019-10-02 23:31:45,266 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_29 [2019-10-02 23:31:45,267 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_31 [2019-10-02 23:31:45,267 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_33 [2019-10-02 23:31:45,267 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_35 [2019-10-02 23:31:45,267 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock [2019-10-02 23:31:45,267 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_1 [2019-10-02 23:31:45,267 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_3 [2019-10-02 23:31:45,267 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_6 [2019-10-02 23:31:45,268 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_8 [2019-10-02 23:31:45,268 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_10 [2019-10-02 23:31:45,268 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_12 [2019-10-02 23:31:45,268 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_14 [2019-10-02 23:31:45,268 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_16 [2019-10-02 23:31:45,268 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_18 [2019-10-02 23:31:45,268 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_20 [2019-10-02 23:31:45,268 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_22 [2019-10-02 23:31:45,269 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_24 [2019-10-02 23:31:45,269 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_26 [2019-10-02 23:31:45,269 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_28 [2019-10-02 23:31:45,269 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_30 [2019-10-02 23:31:45,269 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_32 [2019-10-02 23:31:45,269 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_34 [2019-10-02 23:31:45,269 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_avc_mutex_of_firedtv [2019-10-02 23:31:45,269 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_avc_mutex_of_firedtv [2019-10-02 23:31:45,270 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_cred_guard_mutex_of_signal_struct [2019-10-02 23:31:45,270 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_cred_guard_mutex_of_signal_struct [2019-10-02 23:31:45,270 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_lock [2019-10-02 23:31:45,270 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_lock [2019-10-02 23:31:45,270 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_mutex_of_device [2019-10-02 23:31:45,270 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_mutex_of_device [2019-10-02 23:31:45,270 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_mutex_of_device [2019-10-02 23:31:45,271 INFO L130 BoogieDeclarations]: Found specification of procedure crc32_be [2019-10-02 23:31:45,271 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2019-10-02 23:31:45,271 INFO L130 BoogieDeclarations]: Found specification of procedure __wake_up [2019-10-02 23:31:45,271 INFO L130 BoogieDeclarations]: Found specification of procedure prepare_to_wait [2019-10-02 23:31:45,271 INFO L130 BoogieDeclarations]: Found specification of procedure finish_wait [2019-10-02 23:31:45,271 INFO L130 BoogieDeclarations]: Found specification of procedure autoremove_wake_function [2019-10-02 23:31:45,271 INFO L130 BoogieDeclarations]: Found specification of procedure msecs_to_jiffies [2019-10-02 23:31:45,271 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_work [2019-10-02 23:31:45,272 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2019-10-02 23:31:45,272 INFO L130 BoogieDeclarations]: Found specification of procedure _dev_info [2019-10-02 23:31:45,272 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_timeout [2019-10-02 23:31:45,272 INFO L130 BoogieDeclarations]: Found specification of procedure avc_recv [2019-10-02 23:31:45,272 INFO L130 BoogieDeclarations]: Found specification of procedure avc_tuner_status [2019-10-02 23:31:45,272 INFO L130 BoogieDeclarations]: Found specification of procedure avc_tuner_dsd [2019-10-02 23:31:45,272 INFO L130 BoogieDeclarations]: Found specification of procedure avc_tuner_set_pids [2019-10-02 23:31:45,272 INFO L130 BoogieDeclarations]: Found specification of procedure avc_tuner_get_ts [2019-10-02 23:31:45,273 INFO L130 BoogieDeclarations]: Found specification of procedure avc_identify_subunit [2019-10-02 23:31:45,273 INFO L130 BoogieDeclarations]: Found specification of procedure avc_lnb_control [2019-10-02 23:31:45,273 INFO L130 BoogieDeclarations]: Found specification of procedure avc_remote_ctrl_work [2019-10-02 23:31:45,273 INFO L130 BoogieDeclarations]: Found specification of procedure avc_register_remote_control [2019-10-02 23:31:45,273 INFO L130 BoogieDeclarations]: Found specification of procedure avc_ca_app_info [2019-10-02 23:31:45,273 INFO L130 BoogieDeclarations]: Found specification of procedure avc_ca_info [2019-10-02 23:31:45,273 INFO L130 BoogieDeclarations]: Found specification of procedure avc_ca_reset [2019-10-02 23:31:45,273 INFO L130 BoogieDeclarations]: Found specification of procedure avc_ca_pmt [2019-10-02 23:31:45,274 INFO L130 BoogieDeclarations]: Found specification of procedure avc_ca_get_time_date [2019-10-02 23:31:45,274 INFO L130 BoogieDeclarations]: Found specification of procedure avc_ca_enter_menu [2019-10-02 23:31:45,274 INFO L130 BoogieDeclarations]: Found specification of procedure avc_ca_get_mmi [2019-10-02 23:31:45,274 INFO L130 BoogieDeclarations]: Found specification of procedure cmp_establish_pp_connection [2019-10-02 23:31:45,274 INFO L130 BoogieDeclarations]: Found specification of procedure cmp_break_pp_connection [2019-10-02 23:31:45,274 INFO L130 BoogieDeclarations]: Found specification of procedure fdtv_lock [2019-10-02 23:31:45,274 INFO L130 BoogieDeclarations]: Found specification of procedure fdtv_read [2019-10-02 23:31:45,275 INFO L130 BoogieDeclarations]: Found specification of procedure fdtv_write [2019-10-02 23:31:45,275 INFO L130 BoogieDeclarations]: Found specification of procedure fdtv_handle_rc [2019-10-02 23:31:45,275 INFO L130 BoogieDeclarations]: Found specification of procedure clear_operands [2019-10-02 23:31:45,275 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2019-10-02 23:31:45,275 INFO L130 BoogieDeclarations]: Found specification of procedure pad_operands [2019-10-02 23:31:45,275 INFO L130 BoogieDeclarations]: Found specification of procedure debug_fcp_ctype [2019-10-02 23:31:45,276 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-10-02 23:31:45,276 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-10-02 23:31:45,276 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-02 23:31:45,276 INFO L130 BoogieDeclarations]: Found specification of procedure debug_fcp_opcode [2019-10-02 23:31:45,276 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-10-02 23:31:45,276 INFO L130 BoogieDeclarations]: Found specification of procedure debug_fcp [2019-10-02 23:31:45,276 INFO L130 BoogieDeclarations]: Found specification of procedure debug_pmt [2019-10-02 23:31:45,277 INFO L130 BoogieDeclarations]: Found specification of procedure avc_write [2019-10-02 23:31:45,277 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-02 23:31:45,277 INFO L130 BoogieDeclarations]: Found specification of procedure is_register_rc [2019-10-02 23:31:45,277 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy [2019-10-02 23:31:45,277 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2019-10-02 23:31:45,277 INFO L130 BoogieDeclarations]: Found specification of procedure add_pid_filter [2019-10-02 23:31:45,277 INFO L130 BoogieDeclarations]: Found specification of procedure avc_tuner_tuneqpsk [2019-10-02 23:31:45,278 INFO L130 BoogieDeclarations]: Found specification of procedure avc_tuner_dsd_dvb_c [2019-10-02 23:31:45,278 INFO L130 BoogieDeclarations]: Found specification of procedure avc_tuner_dsd_dvb_t [2019-10-02 23:31:45,278 INFO L130 BoogieDeclarations]: Found specification of procedure get_ca_object_pos [2019-10-02 23:31:45,278 INFO L130 BoogieDeclarations]: Found specification of procedure get_ca_object_length [2019-10-02 23:31:45,278 INFO L130 BoogieDeclarations]: Found specification of procedure cmp_read [2019-10-02 23:31:45,278 INFO L130 BoogieDeclarations]: Found specification of procedure cmp_lock [2019-10-02 23:31:45,278 INFO L130 BoogieDeclarations]: Found specification of procedure get_opcr [2019-10-02 23:31:45,279 INFO L130 BoogieDeclarations]: Found specification of procedure set_opcr [2019-10-02 23:31:45,279 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_74 [2019-10-02 23:31:45,279 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_72 [2019-10-02 23:31:45,279 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_75 [2019-10-02 23:31:45,279 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_77 [2019-10-02 23:31:45,279 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_71 [2019-10-02 23:31:45,279 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_73 [2019-10-02 23:31:45,279 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_76 [2019-10-02 23:31:45,280 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-02 23:31:45,280 INFO L130 BoogieDeclarations]: Found specification of procedure noop_llseek [2019-10-02 23:31:45,280 INFO L130 BoogieDeclarations]: Found specification of procedure dvb_register_device [2019-10-02 23:31:45,280 INFO L130 BoogieDeclarations]: Found specification of procedure dvb_unregister_device [2019-10-02 23:31:45,280 INFO L130 BoogieDeclarations]: Found specification of procedure dvb_generic_open [2019-10-02 23:31:45,280 INFO L130 BoogieDeclarations]: Found specification of procedure dvb_generic_release [2019-10-02 23:31:45,280 INFO L130 BoogieDeclarations]: Found specification of procedure dvb_generic_ioctl [2019-10-02 23:31:45,280 INFO L130 BoogieDeclarations]: Found specification of procedure fdtv_ca_register [2019-10-02 23:31:45,281 INFO L130 BoogieDeclarations]: Found specification of procedure fdtv_ca_release [2019-10-02 23:31:45,281 INFO L130 BoogieDeclarations]: Found specification of procedure fdtv_ca_ready [2019-10-02 23:31:45,281 INFO L130 BoogieDeclarations]: Found specification of procedure fdtv_get_ca_flags [2019-10-02 23:31:45,281 INFO L130 BoogieDeclarations]: Found specification of procedure fdtv_ca_get_caps [2019-10-02 23:31:45,281 INFO L130 BoogieDeclarations]: Found specification of procedure fdtv_ca_get_slot_info [2019-10-02 23:31:45,281 INFO L130 BoogieDeclarations]: Found specification of procedure fdtv_ca_app_info [2019-10-02 23:31:45,281 INFO L130 BoogieDeclarations]: Found specification of procedure fdtv_ca_info [2019-10-02 23:31:45,282 INFO L130 BoogieDeclarations]: Found specification of procedure fdtv_ca_get_mmi [2019-10-02 23:31:45,282 INFO L130 BoogieDeclarations]: Found specification of procedure fdtv_ca_get_msg [2019-10-02 23:31:45,282 INFO L130 BoogieDeclarations]: Found specification of procedure fdtv_ca_pmt [2019-10-02 23:31:45,282 INFO L130 BoogieDeclarations]: Found specification of procedure fdtv_ca_send_msg [2019-10-02 23:31:45,282 INFO L130 BoogieDeclarations]: Found specification of procedure fdtv_ca_ioctl [2019-10-02 23:31:45,282 INFO L130 BoogieDeclarations]: Found specification of procedure fdtv_ca_io_poll [2019-10-02 23:31:45,282 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_main_exported_4 [2019-10-02 23:31:45,282 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_main_exported_3 [2019-10-02 23:31:45,283 INFO L130 BoogieDeclarations]: Found specification of procedure __clear_bit [2019-10-02 23:31:45,283 INFO L130 BoogieDeclarations]: Found specification of procedure __test_and_set_bit [2019-10-02 23:31:45,283 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_88 [2019-10-02 23:31:45,283 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_86 [2019-10-02 23:31:45,283 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_89 [2019-10-02 23:31:45,283 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_91 [2019-10-02 23:31:45,283 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_93 [2019-10-02 23:31:45,284 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_95 [2019-10-02 23:31:45,284 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_interruptible [2019-10-02 23:31:45,284 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_92 [2019-10-02 23:31:45,284 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_94 [2019-10-02 23:31:45,284 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_85 [2019-10-02 23:31:45,284 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_87 [2019-10-02 23:31:45,284 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_90 [2019-10-02 23:31:45,285 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_demux_mutex_of_firedtv [2019-10-02 23:31:45,285 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_demux_mutex_of_firedtv [2019-10-02 23:31:45,285 INFO L130 BoogieDeclarations]: Found specification of procedure dvb_register_adapter [2019-10-02 23:31:45,285 INFO L130 BoogieDeclarations]: Found specification of procedure dvb_unregister_adapter [2019-10-02 23:31:45,285 INFO L130 BoogieDeclarations]: Found specification of procedure dvb_dmxdev_init [2019-10-02 23:31:45,285 INFO L130 BoogieDeclarations]: Found specification of procedure dvb_dmxdev_release [2019-10-02 23:31:45,285 INFO L130 BoogieDeclarations]: Found specification of procedure dvb_dmx_init [2019-10-02 23:31:45,286 INFO L130 BoogieDeclarations]: Found specification of procedure dvb_dmx_release [2019-10-02 23:31:45,286 INFO L130 BoogieDeclarations]: Found specification of procedure dvb_register_frontend [2019-10-02 23:31:45,286 INFO L130 BoogieDeclarations]: Found specification of procedure dvb_unregister_frontend [2019-10-02 23:31:45,286 INFO L130 BoogieDeclarations]: Found specification of procedure dvb_net_release [2019-10-02 23:31:45,286 INFO L130 BoogieDeclarations]: Found specification of procedure dvb_net_init [2019-10-02 23:31:45,286 INFO L130 BoogieDeclarations]: Found specification of procedure fdtv_start_feed [2019-10-02 23:31:45,286 INFO L130 BoogieDeclarations]: Found specification of procedure fdtv_stop_feed [2019-10-02 23:31:45,286 INFO L130 BoogieDeclarations]: Found specification of procedure fdtv_dvb_register [2019-10-02 23:31:45,287 INFO L130 BoogieDeclarations]: Found specification of procedure fdtv_dvb_unregister [2019-10-02 23:31:45,287 INFO L130 BoogieDeclarations]: Found specification of procedure fdtv_frontend_init [2019-10-02 23:31:45,287 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_channel [2019-10-02 23:31:45,287 INFO L130 BoogieDeclarations]: Found specification of procedure collect_channels [2019-10-02 23:31:45,287 INFO L130 BoogieDeclarations]: Found specification of procedure dealloc_channel [2019-10-02 23:31:45,287 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2019-10-02 23:31:45,287 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2019-10-02 23:31:45,287 INFO L130 BoogieDeclarations]: Found specification of procedure strcpy [2019-10-02 23:31:45,288 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_110 [2019-10-02 23:31:45,288 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_108 [2019-10-02 23:31:45,288 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_111 [2019-10-02 23:31:45,288 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_113 [2019-10-02 23:31:45,288 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_107 [2019-10-02 23:31:45,288 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_109 [2019-10-02 23:31:45,288 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_112 [2019-10-02 23:31:45,288 INFO L130 BoogieDeclarations]: Found specification of procedure fdtv_start_iso [2019-10-02 23:31:45,289 INFO L130 BoogieDeclarations]: Found specification of procedure fdtv_stop_iso [2019-10-02 23:31:45,289 INFO L130 BoogieDeclarations]: Found specification of procedure fdtv_dvb_init [2019-10-02 23:31:45,289 INFO L130 BoogieDeclarations]: Found specification of procedure fdtv_sleep [2019-10-02 23:31:45,289 INFO L130 BoogieDeclarations]: Found specification of procedure fdtv_diseqc_send_master_cmd [2019-10-02 23:31:45,289 INFO L130 BoogieDeclarations]: Found specification of procedure fdtv_diseqc_send_burst [2019-10-02 23:31:45,289 INFO L130 BoogieDeclarations]: Found specification of procedure fdtv_set_tone [2019-10-02 23:31:45,289 INFO L130 BoogieDeclarations]: Found specification of procedure fdtv_set_voltage [2019-10-02 23:31:45,290 INFO L130 BoogieDeclarations]: Found specification of procedure fdtv_read_status [2019-10-02 23:31:45,290 INFO L130 BoogieDeclarations]: Found specification of procedure fdtv_read_ber [2019-10-02 23:31:45,290 INFO L130 BoogieDeclarations]: Found specification of procedure fdtv_read_signal_strength [2019-10-02 23:31:45,290 INFO L130 BoogieDeclarations]: Found specification of procedure fdtv_read_snr [2019-10-02 23:31:45,291 INFO L130 BoogieDeclarations]: Found specification of procedure fdtv_read_uncorrected_blocks [2019-10-02 23:31:45,291 INFO L130 BoogieDeclarations]: Found specification of procedure fdtv_set_frontend [2019-10-02 23:31:45,291 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy [2019-10-02 23:31:45,292 INFO L130 BoogieDeclarations]: Found specification of procedure __swab32p [2019-10-02 23:31:45,292 INFO L130 BoogieDeclarations]: Found specification of procedure __be32_to_cpup [2019-10-02 23:31:45,292 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2019-10-02 23:31:45,292 INFO L130 BoogieDeclarations]: Found specification of procedure __list_add [2019-10-02 23:31:45,292 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2019-10-02 23:31:45,292 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2019-10-02 23:31:45,292 INFO L130 BoogieDeclarations]: Found specification of procedure strlen [2019-10-02 23:31:45,292 INFO L130 BoogieDeclarations]: Found specification of procedure strncmp [2019-10-02 23:31:45,293 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2019-10-02 23:31:45,293 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2019-10-02 23:31:45,293 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_init_map [2019-10-02 23:31:45,293 INFO L130 BoogieDeclarations]: Found specification of procedure __mutex_init [2019-10-02 23:31:45,293 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_124 [2019-10-02 23:31:45,293 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_122 [2019-10-02 23:31:45,295 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_125 [2019-10-02 23:31:45,295 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_127 [2019-10-02 23:31:45,295 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_121 [2019-10-02 23:31:45,297 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_123 [2019-10-02 23:31:45,297 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_126 [2019-10-02 23:31:45,297 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irq [2019-10-02 23:31:45,297 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2019-10-02 23:31:45,297 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock_irq [2019-10-02 23:31:45,297 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock_irqrestore [2019-10-02 23:31:45,297 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2019-10-02 23:31:45,298 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_irq [2019-10-02 23:31:45,298 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irq [2019-10-02 23:31:45,298 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2019-10-02 23:31:45,298 INFO L130 BoogieDeclarations]: Found specification of procedure __init_waitqueue_head [2019-10-02 23:31:45,298 INFO L130 BoogieDeclarations]: Found specification of procedure __init_work [2019-10-02 23:31:45,298 INFO L130 BoogieDeclarations]: Found specification of procedure driver_register [2019-10-02 23:31:45,298 INFO L130 BoogieDeclarations]: Found specification of procedure driver_unregister [2019-10-02 23:31:45,298 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2019-10-02 23:31:45,298 INFO L130 BoogieDeclarations]: Found specification of procedure dev_set_drvdata [2019-10-02 23:31:45,299 INFO L130 BoogieDeclarations]: Found specification of procedure lowmem_page_address [2019-10-02 23:31:45,299 INFO L130 BoogieDeclarations]: Found specification of procedure fw_csr_string [2019-10-02 23:31:45,299 INFO L130 BoogieDeclarations]: Found specification of procedure fw_device [2019-10-02 23:31:45,299 INFO L130 BoogieDeclarations]: Found specification of procedure fw_unit [2019-10-02 23:31:45,299 INFO L130 BoogieDeclarations]: Found specification of procedure fw_core_add_address_handler [2019-10-02 23:31:45,299 INFO L130 BoogieDeclarations]: Found specification of procedure fw_core_remove_address_handler [2019-10-02 23:31:45,299 INFO L130 BoogieDeclarations]: Found specification of procedure fw_run_transaction [2019-10-02 23:31:45,299 INFO L130 BoogieDeclarations]: Found specification of procedure fw_iso_buffer_init [2019-10-02 23:31:45,300 INFO L130 BoogieDeclarations]: Found specification of procedure fw_iso_buffer_destroy [2019-10-02 23:31:45,300 INFO L130 BoogieDeclarations]: Found specification of procedure fw_iso_context_create [2019-10-02 23:31:45,300 INFO L130 BoogieDeclarations]: Found specification of procedure fw_iso_context_queue [2019-10-02 23:31:45,300 INFO L130 BoogieDeclarations]: Found specification of procedure fw_iso_context_queue_flush [2019-10-02 23:31:45,300 INFO L130 BoogieDeclarations]: Found specification of procedure fw_iso_context_start [2019-10-02 23:31:45,300 INFO L130 BoogieDeclarations]: Found specification of procedure fw_iso_context_stop [2019-10-02 23:31:45,300 INFO L130 BoogieDeclarations]: Found specification of procedure fw_iso_context_destroy [2019-10-02 23:31:45,300 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2019-10-02 23:31:45,300 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-10-02 23:31:45,301 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-10-02 23:31:45,301 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2019-10-02 23:31:45,301 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2019-10-02 23:31:45,301 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-10-02 23:31:45,301 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2019-10-02 23:31:45,301 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2019-10-02 23:31:45,301 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2019-10-02 23:31:45,301 INFO L130 BoogieDeclarations]: Found specification of procedure dvb_dmx_swfilter_packets [2019-10-02 23:31:45,302 INFO L130 BoogieDeclarations]: Found specification of procedure fdtv_register_rc [2019-10-02 23:31:45,302 INFO L130 BoogieDeclarations]: Found specification of procedure fdtv_unregister_rc [2019-10-02 23:31:45,302 INFO L130 BoogieDeclarations]: Found specification of procedure device_of [2019-10-02 23:31:45,302 INFO L130 BoogieDeclarations]: Found specification of procedure node_req [2019-10-02 23:31:45,302 INFO L130 BoogieDeclarations]: Found specification of procedure queue_iso [2019-10-02 23:31:45,302 INFO L130 BoogieDeclarations]: Found specification of procedure handle_iso [2019-10-02 23:31:45,302 INFO L130 BoogieDeclarations]: Found specification of procedure handle_fcp [2019-10-02 23:31:45,302 INFO L130 BoogieDeclarations]: Found specification of procedure node_probe [2019-10-02 23:31:45,302 INFO L130 BoogieDeclarations]: Found specification of procedure node_remove [2019-10-02 23:31:45,303 INFO L130 BoogieDeclarations]: Found specification of procedure node_update [2019-10-02 23:31:45,303 INFO L130 BoogieDeclarations]: Found specification of procedure fdtv_init [2019-10-02 23:31:45,303 INFO L130 BoogieDeclarations]: Found specification of procedure fdtv_exit [2019-10-02 23:31:45,303 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2019-10-02 23:31:45,303 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2019-10-02 23:31:45,303 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-02 23:31:45,303 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2019-10-02 23:31:45,303 INFO L130 BoogieDeclarations]: Found specification of procedure kmemdup [2019-10-02 23:31:45,304 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_138 [2019-10-02 23:31:45,304 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_136 [2019-10-02 23:31:45,304 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_139 [2019-10-02 23:31:45,304 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_141 [2019-10-02 23:31:45,304 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_135 [2019-10-02 23:31:45,304 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_137 [2019-10-02 23:31:45,304 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_140 [2019-10-02 23:31:45,304 INFO L130 BoogieDeclarations]: Found specification of procedure cancel_work_sync [2019-10-02 23:31:45,304 INFO L130 BoogieDeclarations]: Found specification of procedure input_allocate_device [2019-10-02 23:31:45,305 INFO L130 BoogieDeclarations]: Found specification of procedure input_free_device [2019-10-02 23:31:45,305 INFO L130 BoogieDeclarations]: Found specification of procedure input_register_device [2019-10-02 23:31:45,305 INFO L130 BoogieDeclarations]: Found specification of procedure input_unregister_device [2019-10-02 23:31:45,305 INFO L130 BoogieDeclarations]: Found specification of procedure input_event [2019-10-02 23:31:45,305 INFO L130 BoogieDeclarations]: Found specification of procedure input_report_key [2019-10-02 23:31:45,305 INFO L130 BoogieDeclarations]: Found specification of procedure input_sync [2019-10-02 23:31:45,305 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2019-10-02 23:31:45,305 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_trap [2019-10-02 23:31:45,306 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_avc_mutex_of_firedtv [2019-10-02 23:31:45,306 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_killable_avc_mutex_of_firedtv [2019-10-02 23:31:45,306 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_avc_mutex_of_firedtv [2019-10-02 23:31:45,306 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_mutex_lock_avc_mutex_of_firedtv [2019-10-02 23:31:45,306 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_is_locked_avc_mutex_of_firedtv [2019-10-02 23:31:45,306 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_cred_guard_mutex_of_signal_struct [2019-10-02 23:31:45,306 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_killable_cred_guard_mutex_of_signal_struct [2019-10-02 23:31:45,306 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_cred_guard_mutex_of_signal_struct [2019-10-02 23:31:45,307 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_mutex_lock_cred_guard_mutex_of_signal_struct [2019-10-02 23:31:45,307 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_is_locked_cred_guard_mutex_of_signal_struct [2019-10-02 23:31:45,307 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_killable_demux_mutex_of_firedtv [2019-10-02 23:31:45,307 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_demux_mutex_of_firedtv [2019-10-02 23:31:45,307 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_demux_mutex_of_firedtv [2019-10-02 23:31:45,307 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_mutex_lock_demux_mutex_of_firedtv [2019-10-02 23:31:45,307 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_is_locked_demux_mutex_of_firedtv [2019-10-02 23:31:45,307 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_lock [2019-10-02 23:31:45,308 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_killable_lock [2019-10-02 23:31:45,308 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_lock [2019-10-02 23:31:45,308 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_mutex_lock_lock [2019-10-02 23:31:45,308 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_is_locked_lock [2019-10-02 23:31:45,308 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_mutex_of_device [2019-10-02 23:31:45,308 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_killable_mutex_of_device [2019-10-02 23:31:45,308 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_mutex_lock_mutex_of_device [2019-10-02 23:31:45,308 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_is_locked_mutex_of_device [2019-10-02 23:31:45,309 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2019-10-02 23:31:45,309 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2019-10-02 23:31:45,309 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uint [2019-10-02 23:31:45,309 INFO L130 BoogieDeclarations]: Found specification of procedure external_alloc [2019-10-02 23:31:45,309 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_long [2019-10-02 23:31:45,309 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_pointer [2019-10-02 23:31:45,309 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-10-02 23:31:45,309 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-02 23:31:45,309 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-10-02 23:31:45,310 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-10-02 23:31:45,310 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-02 23:31:45,310 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2019-10-02 23:31:45,310 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2019-10-02 23:31:45,310 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2019-10-02 23:31:45,310 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2019-10-02 23:32:03,034 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-02 23:32:03,034 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-10-02 23:32:03,037 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.10 11:32:03 BoogieIcfgContainer [2019-10-02 23:32:03,037 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-02 23:32:03,038 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-10-02 23:32:03,038 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-10-02 23:32:03,041 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-10-02 23:32:03,041 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.10 11:31:40" (1/3) ... [2019-10-02 23:32:03,042 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3fda0ef2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.10 11:32:03, skipping insertion in model container [2019-10-02 23:32:03,042 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.10 11:31:44" (2/3) ... [2019-10-02 23:32:03,043 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3fda0ef2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.10 11:32:03, skipping insertion in model container [2019-10-02 23:32:03,043 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.10 11:32:03" (3/3) ... [2019-10-02 23:32:03,044 INFO L109 eAbstractionObserver]: Analyzing ICFG 32_7a_cilled_linux-3.8-rc1-drivers--media--firewire--firedtv.ko-main.cil.out.i [2019-10-02 23:32:03,054 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-10-02 23:32:03,064 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-10-02 23:32:03,082 INFO L252 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-10-02 23:32:03,114 INFO L377 AbstractCegarLoop]: Interprodecural is true [2019-10-02 23:32:03,114 INFO L378 AbstractCegarLoop]: Hoare is false [2019-10-02 23:32:03,114 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-10-02 23:32:03,114 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-10-02 23:32:03,114 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-10-02 23:32:03,114 INFO L382 AbstractCegarLoop]: Difference is false [2019-10-02 23:32:03,115 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-10-02 23:32:03,115 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-10-02 23:32:03,167 INFO L276 IsEmpty]: Start isEmpty. Operand 2157 states. [2019-10-02 23:32:03,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2019-10-02 23:32:03,182 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 23:32:03,183 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-02 23:32:03,185 INFO L418 AbstractCegarLoop]: === Iteration 1 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 23:32:03,190 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 23:32:03,191 INFO L82 PathProgramCache]: Analyzing trace with hash -809285416, now seen corresponding path program 1 times [2019-10-02 23:32:03,193 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-10-02 23:32:03,368 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 23:32:03,368 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 23:32:03,368 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 23:32:03,369 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-10-02 23:32:03,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 23:32:03,998 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-02 23:32:04,001 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 23:32:04,001 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-02 23:32:04,001 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-10-02 23:32:04,007 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-02 23:32:04,021 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-02 23:32:04,023 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-02 23:32:04,025 INFO L87 Difference]: Start difference. First operand 2157 states. Second operand 3 states. [2019-10-02 23:32:04,497 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 23:32:04,497 INFO L93 Difference]: Finished difference Result 3479 states and 4508 transitions. [2019-10-02 23:32:04,497 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-02 23:32:04,499 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 33 [2019-10-02 23:32:04,500 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 23:32:04,554 INFO L225 Difference]: With dead ends: 3479 [2019-10-02 23:32:04,554 INFO L226 Difference]: Without dead ends: 3463 [2019-10-02 23:32:04,556 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-02 23:32:04,585 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3463 states. [2019-10-02 23:32:04,813 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3463 to 3445. [2019-10-02 23:32:04,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3445 states. [2019-10-02 23:32:04,837 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3445 states to 3445 states and 4469 transitions. [2019-10-02 23:32:04,838 INFO L78 Accepts]: Start accepts. Automaton has 3445 states and 4469 transitions. Word has length 33 [2019-10-02 23:32:04,839 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 23:32:04,840 INFO L475 AbstractCegarLoop]: Abstraction has 3445 states and 4469 transitions. [2019-10-02 23:32:04,840 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-02 23:32:04,840 INFO L276 IsEmpty]: Start isEmpty. Operand 3445 states and 4469 transitions. [2019-10-02 23:32:04,852 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2019-10-02 23:32:04,852 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 23:32:04,852 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-02 23:32:04,853 INFO L418 AbstractCegarLoop]: === Iteration 2 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 23:32:04,853 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 23:32:04,853 INFO L82 PathProgramCache]: Analyzing trace with hash -643512581, now seen corresponding path program 1 times [2019-10-02 23:32:04,853 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-10-02 23:32:04,877 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 23:32:04,877 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 23:32:04,878 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 23:32:04,878 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-10-02 23:32:04,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 23:32:05,128 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-02 23:32:05,129 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 23:32:05,129 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-02 23:32:05,129 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-10-02 23:32:05,131 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-02 23:32:05,137 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-02 23:32:05,138 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-02 23:32:05,138 INFO L87 Difference]: Start difference. First operand 3445 states and 4469 transitions. Second operand 3 states. [2019-10-02 23:32:07,329 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 23:32:07,329 INFO L93 Difference]: Finished difference Result 6809 states and 8835 transitions. [2019-10-02 23:32:07,329 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-02 23:32:07,330 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 34 [2019-10-02 23:32:07,330 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 23:32:07,378 INFO L225 Difference]: With dead ends: 6809 [2019-10-02 23:32:07,378 INFO L226 Difference]: Without dead ends: 6809 [2019-10-02 23:32:07,380 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-02 23:32:07,390 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6809 states. [2019-10-02 23:32:07,599 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6809 to 6792. [2019-10-02 23:32:07,600 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6792 states. [2019-10-02 23:32:07,658 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6792 states to 6792 states and 8819 transitions. [2019-10-02 23:32:07,659 INFO L78 Accepts]: Start accepts. Automaton has 6792 states and 8819 transitions. Word has length 34 [2019-10-02 23:32:07,659 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 23:32:07,659 INFO L475 AbstractCegarLoop]: Abstraction has 6792 states and 8819 transitions. [2019-10-02 23:32:07,659 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-02 23:32:07,660 INFO L276 IsEmpty]: Start isEmpty. Operand 6792 states and 8819 transitions. [2019-10-02 23:32:07,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2019-10-02 23:32:07,662 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 23:32:07,662 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-02 23:32:07,662 INFO L418 AbstractCegarLoop]: === Iteration 3 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 23:32:07,663 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 23:32:07,663 INFO L82 PathProgramCache]: Analyzing trace with hash -526677270, now seen corresponding path program 1 times [2019-10-02 23:32:07,663 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-10-02 23:32:07,685 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 23:32:07,686 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 23:32:07,686 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 23:32:07,686 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-10-02 23:32:07,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 23:32:08,069 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-02 23:32:08,069 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 23:32:08,069 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-02 23:32:08,069 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-10-02 23:32:08,070 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-02 23:32:08,070 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-02 23:32:08,071 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-02 23:32:08,071 INFO L87 Difference]: Start difference. First operand 6792 states and 8819 transitions. Second operand 3 states. [2019-10-02 23:32:09,699 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 23:32:09,699 INFO L93 Difference]: Finished difference Result 7162 states and 9293 transitions. [2019-10-02 23:32:09,700 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-02 23:32:09,700 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 35 [2019-10-02 23:32:09,701 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 23:32:09,757 INFO L225 Difference]: With dead ends: 7162 [2019-10-02 23:32:09,758 INFO L226 Difference]: Without dead ends: 7162 [2019-10-02 23:32:09,759 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-02 23:32:09,773 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7162 states. [2019-10-02 23:32:10,193 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7162 to 7160. [2019-10-02 23:32:10,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7160 states. [2019-10-02 23:32:10,236 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7160 states to 7160 states and 9292 transitions. [2019-10-02 23:32:10,236 INFO L78 Accepts]: Start accepts. Automaton has 7160 states and 9292 transitions. Word has length 35 [2019-10-02 23:32:10,237 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 23:32:10,237 INFO L475 AbstractCegarLoop]: Abstraction has 7160 states and 9292 transitions. [2019-10-02 23:32:10,237 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-02 23:32:10,237 INFO L276 IsEmpty]: Start isEmpty. Operand 7160 states and 9292 transitions. [2019-10-02 23:32:10,242 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2019-10-02 23:32:10,243 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 23:32:10,243 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-02 23:32:10,243 INFO L418 AbstractCegarLoop]: === Iteration 4 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 23:32:10,244 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 23:32:10,244 INFO L82 PathProgramCache]: Analyzing trace with hash 851914326, now seen corresponding path program 1 times [2019-10-02 23:32:10,244 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-10-02 23:32:10,261 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 23:32:10,261 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 23:32:10,261 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 23:32:10,261 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-10-02 23:32:10,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 23:32:10,495 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-02 23:32:10,496 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 23:32:10,496 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-02 23:32:10,496 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-10-02 23:32:10,496 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-02 23:32:10,497 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-02 23:32:10,497 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-02 23:32:10,497 INFO L87 Difference]: Start difference. First operand 7160 states and 9292 transitions. Second operand 3 states. [2019-10-02 23:32:11,948 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 23:32:11,948 INFO L93 Difference]: Finished difference Result 7159 states and 9290 transitions. [2019-10-02 23:32:11,949 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-02 23:32:11,949 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 36 [2019-10-02 23:32:11,949 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 23:32:12,006 INFO L225 Difference]: With dead ends: 7159 [2019-10-02 23:32:12,007 INFO L226 Difference]: Without dead ends: 7159 [2019-10-02 23:32:12,007 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-02 23:32:12,022 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7159 states. [2019-10-02 23:32:12,257 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7159 to 7159. [2019-10-02 23:32:12,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7159 states. [2019-10-02 23:32:12,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7159 states to 7159 states and 9290 transitions. [2019-10-02 23:32:12,295 INFO L78 Accepts]: Start accepts. Automaton has 7159 states and 9290 transitions. Word has length 36 [2019-10-02 23:32:12,297 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 23:32:12,297 INFO L475 AbstractCegarLoop]: Abstraction has 7159 states and 9290 transitions. [2019-10-02 23:32:12,297 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-02 23:32:12,297 INFO L276 IsEmpty]: Start isEmpty. Operand 7159 states and 9290 transitions. [2019-10-02 23:32:12,299 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2019-10-02 23:32:12,299 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 23:32:12,299 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-02 23:32:12,299 INFO L418 AbstractCegarLoop]: === Iteration 5 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 23:32:12,299 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 23:32:12,299 INFO L82 PathProgramCache]: Analyzing trace with hash 638585709, now seen corresponding path program 1 times [2019-10-02 23:32:12,300 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-10-02 23:32:12,326 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 23:32:12,326 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 23:32:12,326 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 23:32:12,327 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-10-02 23:32:12,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 23:32:12,560 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-02 23:32:12,560 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 23:32:12,560 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-02 23:32:12,561 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-10-02 23:32:12,561 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-02 23:32:12,562 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-02 23:32:12,562 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-02 23:32:12,563 INFO L87 Difference]: Start difference. First operand 7159 states and 9290 transitions. Second operand 3 states. [2019-10-02 23:32:14,983 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 23:32:14,984 INFO L93 Difference]: Finished difference Result 14249 states and 18597 transitions. [2019-10-02 23:32:14,984 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-02 23:32:14,984 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 37 [2019-10-02 23:32:14,986 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 23:32:15,072 INFO L225 Difference]: With dead ends: 14249 [2019-10-02 23:32:15,072 INFO L226 Difference]: Without dead ends: 14249 [2019-10-02 23:32:15,073 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-02 23:32:15,096 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14249 states. [2019-10-02 23:32:15,500 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14249 to 14212. [2019-10-02 23:32:15,500 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 14212 states. [2019-10-02 23:32:15,699 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14212 states to 14212 states and 18561 transitions. [2019-10-02 23:32:15,700 INFO L78 Accepts]: Start accepts. Automaton has 14212 states and 18561 transitions. Word has length 37 [2019-10-02 23:32:15,700 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 23:32:15,701 INFO L475 AbstractCegarLoop]: Abstraction has 14212 states and 18561 transitions. [2019-10-02 23:32:15,701 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-02 23:32:15,701 INFO L276 IsEmpty]: Start isEmpty. Operand 14212 states and 18561 transitions. [2019-10-02 23:32:15,703 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2019-10-02 23:32:15,703 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 23:32:15,703 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-02 23:32:15,704 INFO L418 AbstractCegarLoop]: === Iteration 6 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 23:32:15,704 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 23:32:15,704 INFO L82 PathProgramCache]: Analyzing trace with hash -1679629255, now seen corresponding path program 1 times [2019-10-02 23:32:15,704 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-10-02 23:32:15,724 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 23:32:15,725 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 23:32:15,725 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 23:32:15,725 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-10-02 23:32:15,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 23:32:15,919 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-02 23:32:15,920 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 23:32:15,920 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-02 23:32:15,920 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-10-02 23:32:15,921 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-02 23:32:15,921 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-02 23:32:15,921 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-02 23:32:15,922 INFO L87 Difference]: Start difference. First operand 14212 states and 18561 transitions. Second operand 3 states. [2019-10-02 23:32:18,218 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 23:32:18,218 INFO L93 Difference]: Finished difference Result 14211 states and 18559 transitions. [2019-10-02 23:32:18,219 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-02 23:32:18,219 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 38 [2019-10-02 23:32:18,219 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 23:32:18,289 INFO L225 Difference]: With dead ends: 14211 [2019-10-02 23:32:18,289 INFO L226 Difference]: Without dead ends: 14211 [2019-10-02 23:32:18,289 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-02 23:32:18,312 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14211 states. [2019-10-02 23:32:18,603 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14211 to 14211. [2019-10-02 23:32:18,603 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 14211 states. [2019-10-02 23:32:18,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14211 states to 14211 states and 18559 transitions. [2019-10-02 23:32:18,660 INFO L78 Accepts]: Start accepts. Automaton has 14211 states and 18559 transitions. Word has length 38 [2019-10-02 23:32:18,660 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 23:32:18,661 INFO L475 AbstractCegarLoop]: Abstraction has 14211 states and 18559 transitions. [2019-10-02 23:32:18,661 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-02 23:32:18,661 INFO L276 IsEmpty]: Start isEmpty. Operand 14211 states and 18559 transitions. [2019-10-02 23:32:18,663 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2019-10-02 23:32:18,664 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 23:32:18,664 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-02 23:32:18,664 INFO L418 AbstractCegarLoop]: === Iteration 7 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 23:32:18,664 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 23:32:18,665 INFO L82 PathProgramCache]: Analyzing trace with hash -529844240, now seen corresponding path program 1 times [2019-10-02 23:32:18,665 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-10-02 23:32:18,682 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 23:32:18,683 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 23:32:18,683 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 23:32:18,683 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-10-02 23:32:18,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 23:32:18,861 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-02 23:32:18,861 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 23:32:18,862 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-02 23:32:18,862 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-10-02 23:32:18,862 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-02 23:32:18,862 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-02 23:32:18,863 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-02 23:32:18,863 INFO L87 Difference]: Start difference. First operand 14211 states and 18559 transitions. Second operand 3 states. [2019-10-02 23:32:21,078 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 23:32:21,078 INFO L93 Difference]: Finished difference Result 14210 states and 18557 transitions. [2019-10-02 23:32:21,208 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-02 23:32:21,208 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 39 [2019-10-02 23:32:21,208 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 23:32:21,263 INFO L225 Difference]: With dead ends: 14210 [2019-10-02 23:32:21,263 INFO L226 Difference]: Without dead ends: 14192 [2019-10-02 23:32:21,264 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-02 23:32:21,282 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14192 states. [2019-10-02 23:32:21,611 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14192 to 14192. [2019-10-02 23:32:21,611 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 14192 states. [2019-10-02 23:32:21,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14192 states to 14192 states and 18535 transitions. [2019-10-02 23:32:21,668 INFO L78 Accepts]: Start accepts. Automaton has 14192 states and 18535 transitions. Word has length 39 [2019-10-02 23:32:21,670 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 23:32:21,670 INFO L475 AbstractCegarLoop]: Abstraction has 14192 states and 18535 transitions. [2019-10-02 23:32:21,671 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-02 23:32:21,671 INFO L276 IsEmpty]: Start isEmpty. Operand 14192 states and 18535 transitions. [2019-10-02 23:32:21,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2019-10-02 23:32:21,685 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 23:32:21,686 INFO L411 BasicCegarLoop]: trace histogram [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] [2019-10-02 23:32:21,687 INFO L418 AbstractCegarLoop]: === Iteration 8 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 23:32:21,688 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 23:32:21,688 INFO L82 PathProgramCache]: Analyzing trace with hash -179482423, now seen corresponding path program 1 times [2019-10-02 23:32:21,688 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-10-02 23:32:21,707 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 23:32:21,707 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 23:32:21,708 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 23:32:21,708 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-10-02 23:32:21,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 23:32:22,216 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2019-10-02 23:32:22,217 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 23:32:22,217 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-02 23:32:22,217 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-10-02 23:32:22,219 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-02 23:32:22,220 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-02 23:32:22,220 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-02 23:32:22,220 INFO L87 Difference]: Start difference. First operand 14192 states and 18535 transitions. Second operand 5 states. [2019-10-02 23:32:22,426 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 23:32:22,427 INFO L93 Difference]: Finished difference Result 14112 states and 18431 transitions. [2019-10-02 23:32:22,427 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-10-02 23:32:22,427 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 76 [2019-10-02 23:32:22,428 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 23:32:22,475 INFO L225 Difference]: With dead ends: 14112 [2019-10-02 23:32:22,475 INFO L226 Difference]: Without dead ends: 14112 [2019-10-02 23:32:22,476 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2019-10-02 23:32:22,492 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14112 states. [2019-10-02 23:32:22,774 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14112 to 14108. [2019-10-02 23:32:22,774 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 14108 states. [2019-10-02 23:32:22,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14108 states to 14108 states and 18427 transitions. [2019-10-02 23:32:22,834 INFO L78 Accepts]: Start accepts. Automaton has 14108 states and 18427 transitions. Word has length 76 [2019-10-02 23:32:22,834 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 23:32:22,834 INFO L475 AbstractCegarLoop]: Abstraction has 14108 states and 18427 transitions. [2019-10-02 23:32:22,835 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-02 23:32:22,835 INFO L276 IsEmpty]: Start isEmpty. Operand 14108 states and 18427 transitions. [2019-10-02 23:32:22,847 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2019-10-02 23:32:22,847 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 23:32:22,848 INFO L411 BasicCegarLoop]: trace histogram [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] [2019-10-02 23:32:22,848 INFO L418 AbstractCegarLoop]: === Iteration 9 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 23:32:22,848 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 23:32:22,849 INFO L82 PathProgramCache]: Analyzing trace with hash 55358677, now seen corresponding path program 1 times [2019-10-02 23:32:22,849 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-10-02 23:32:22,866 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 23:32:22,866 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 23:32:22,867 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 23:32:22,867 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-10-02 23:32:22,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 23:32:23,226 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2019-10-02 23:32:23,227 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 23:32:23,227 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-10-02 23:32:23,227 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-10-02 23:32:23,227 INFO L454 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-10-02 23:32:23,227 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-10-02 23:32:23,228 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2019-10-02 23:32:23,228 INFO L87 Difference]: Start difference. First operand 14108 states and 18427 transitions. Second operand 6 states. [2019-10-02 23:32:23,427 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 23:32:23,428 INFO L93 Difference]: Finished difference Result 13104 states and 17103 transitions. [2019-10-02 23:32:23,428 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-10-02 23:32:23,429 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 94 [2019-10-02 23:32:23,429 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 23:32:23,469 INFO L225 Difference]: With dead ends: 13104 [2019-10-02 23:32:23,469 INFO L226 Difference]: Without dead ends: 13104 [2019-10-02 23:32:23,469 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2019-10-02 23:32:23,484 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13104 states. [2019-10-02 23:32:23,718 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13104 to 13100. [2019-10-02 23:32:23,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 13100 states. [2019-10-02 23:32:23,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13100 states to 13100 states and 17099 transitions. [2019-10-02 23:32:23,760 INFO L78 Accepts]: Start accepts. Automaton has 13100 states and 17099 transitions. Word has length 94 [2019-10-02 23:32:23,761 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 23:32:23,761 INFO L475 AbstractCegarLoop]: Abstraction has 13100 states and 17099 transitions. [2019-10-02 23:32:23,761 INFO L476 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-10-02 23:32:23,761 INFO L276 IsEmpty]: Start isEmpty. Operand 13100 states and 17099 transitions. [2019-10-02 23:32:23,769 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2019-10-02 23:32:23,769 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 23:32:23,770 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-02 23:32:23,770 INFO L418 AbstractCegarLoop]: === Iteration 10 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 23:32:23,770 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 23:32:23,770 INFO L82 PathProgramCache]: Analyzing trace with hash -46124297, now seen corresponding path program 1 times [2019-10-02 23:32:23,771 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-10-02 23:32:23,788 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 23:32:23,789 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 23:32:23,789 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 23:32:23,789 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-10-02 23:32:23,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 23:32:23,975 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-02 23:32:23,975 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 23:32:23,976 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-02 23:32:23,976 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-10-02 23:32:23,977 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-02 23:32:23,977 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-02 23:32:23,977 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-02 23:32:23,978 INFO L87 Difference]: Start difference. First operand 13100 states and 17099 transitions. Second operand 3 states. [2019-10-02 23:32:24,222 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 23:32:24,223 INFO L93 Difference]: Finished difference Result 16116 states and 21066 transitions. [2019-10-02 23:32:24,223 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-02 23:32:24,223 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 96 [2019-10-02 23:32:24,224 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 23:32:24,368 INFO L225 Difference]: With dead ends: 16116 [2019-10-02 23:32:24,368 INFO L226 Difference]: Without dead ends: 16116 [2019-10-02 23:32:24,369 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-02 23:32:24,386 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16116 states. [2019-10-02 23:32:24,615 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16116 to 16096. [2019-10-02 23:32:24,616 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 16096 states. [2019-10-02 23:32:24,662 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16096 states to 16096 states and 21047 transitions. [2019-10-02 23:32:24,663 INFO L78 Accepts]: Start accepts. Automaton has 16096 states and 21047 transitions. Word has length 96 [2019-10-02 23:32:24,663 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 23:32:24,663 INFO L475 AbstractCegarLoop]: Abstraction has 16096 states and 21047 transitions. [2019-10-02 23:32:24,663 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-02 23:32:24,663 INFO L276 IsEmpty]: Start isEmpty. Operand 16096 states and 21047 transitions. [2019-10-02 23:32:24,672 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2019-10-02 23:32:24,672 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 23:32:24,672 INFO L411 BasicCegarLoop]: trace histogram [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] [2019-10-02 23:32:24,673 INFO L418 AbstractCegarLoop]: === Iteration 11 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 23:32:24,673 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 23:32:24,673 INFO L82 PathProgramCache]: Analyzing trace with hash -784949179, now seen corresponding path program 1 times [2019-10-02 23:32:24,673 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-10-02 23:32:24,688 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 23:32:24,688 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 23:32:24,688 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 23:32:24,689 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-10-02 23:32:24,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 23:32:24,905 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2019-10-02 23:32:24,905 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 23:32:24,906 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-02 23:32:24,906 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-10-02 23:32:24,906 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-02 23:32:24,906 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-02 23:32:24,907 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-02 23:32:24,907 INFO L87 Difference]: Start difference. First operand 16096 states and 21047 transitions. Second operand 3 states. [2019-10-02 23:32:25,022 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 23:32:25,022 INFO L93 Difference]: Finished difference Result 16396 states and 21571 transitions. [2019-10-02 23:32:25,023 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-02 23:32:25,023 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 94 [2019-10-02 23:32:25,024 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 23:32:25,099 INFO L225 Difference]: With dead ends: 16396 [2019-10-02 23:32:25,099 INFO L226 Difference]: Without dead ends: 16396 [2019-10-02 23:32:25,102 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-02 23:32:25,126 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16396 states. [2019-10-02 23:32:25,427 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16396 to 16108. [2019-10-02 23:32:25,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 16108 states. [2019-10-02 23:32:25,476 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16108 states to 16108 states and 21059 transitions. [2019-10-02 23:32:25,476 INFO L78 Accepts]: Start accepts. Automaton has 16108 states and 21059 transitions. Word has length 94 [2019-10-02 23:32:25,478 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 23:32:25,478 INFO L475 AbstractCegarLoop]: Abstraction has 16108 states and 21059 transitions. [2019-10-02 23:32:25,478 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-02 23:32:25,478 INFO L276 IsEmpty]: Start isEmpty. Operand 16108 states and 21059 transitions. [2019-10-02 23:32:25,493 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2019-10-02 23:32:25,493 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 23:32:25,493 INFO L411 BasicCegarLoop]: trace histogram [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] [2019-10-02 23:32:25,494 INFO L418 AbstractCegarLoop]: === Iteration 12 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 23:32:25,494 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 23:32:25,494 INFO L82 PathProgramCache]: Analyzing trace with hash 1304735531, now seen corresponding path program 1 times [2019-10-02 23:32:25,494 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-10-02 23:32:25,510 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 23:32:25,511 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 23:32:25,511 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 23:32:25,511 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-10-02 23:32:25,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 23:32:25,729 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-02 23:32:25,729 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 23:32:25,729 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-02 23:32:25,730 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-10-02 23:32:25,730 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-02 23:32:25,730 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-02 23:32:25,731 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-02 23:32:25,731 INFO L87 Difference]: Start difference. First operand 16108 states and 21059 transitions. Second operand 3 states. [2019-10-02 23:32:27,477 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 23:32:27,477 INFO L93 Difference]: Finished difference Result 29133 states and 37987 transitions. [2019-10-02 23:32:27,478 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-02 23:32:27,478 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 117 [2019-10-02 23:32:27,478 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 23:32:27,581 INFO L225 Difference]: With dead ends: 29133 [2019-10-02 23:32:27,581 INFO L226 Difference]: Without dead ends: 29133 [2019-10-02 23:32:27,582 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-02 23:32:27,616 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 29133 states. [2019-10-02 23:32:28,250 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 29133 to 29100. [2019-10-02 23:32:28,251 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 29100 states. [2019-10-02 23:32:28,338 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29100 states to 29100 states and 37955 transitions. [2019-10-02 23:32:28,339 INFO L78 Accepts]: Start accepts. Automaton has 29100 states and 37955 transitions. Word has length 117 [2019-10-02 23:32:28,339 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 23:32:28,339 INFO L475 AbstractCegarLoop]: Abstraction has 29100 states and 37955 transitions. [2019-10-02 23:32:28,339 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-02 23:32:28,339 INFO L276 IsEmpty]: Start isEmpty. Operand 29100 states and 37955 transitions. [2019-10-02 23:32:28,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2019-10-02 23:32:28,354 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 23:32:28,354 INFO L411 BasicCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-02 23:32:28,354 INFO L418 AbstractCegarLoop]: === Iteration 13 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 23:32:28,354 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 23:32:28,355 INFO L82 PathProgramCache]: Analyzing trace with hash 799284253, now seen corresponding path program 1 times [2019-10-02 23:32:28,355 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-10-02 23:32:28,373 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 23:32:28,374 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 23:32:28,374 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 23:32:28,374 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-10-02 23:32:28,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 23:32:28,668 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2019-10-02 23:32:28,669 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 23:32:28,669 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-02 23:32:28,669 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-10-02 23:32:28,669 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-02 23:32:28,669 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-02 23:32:28,670 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-02 23:32:28,670 INFO L87 Difference]: Start difference. First operand 29100 states and 37955 transitions. Second operand 3 states. [2019-10-02 23:32:31,120 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 23:32:31,120 INFO L93 Difference]: Finished difference Result 29099 states and 37934 transitions. [2019-10-02 23:32:31,120 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-02 23:32:31,121 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 128 [2019-10-02 23:32:31,121 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 23:32:31,236 INFO L225 Difference]: With dead ends: 29099 [2019-10-02 23:32:31,236 INFO L226 Difference]: Without dead ends: 29099 [2019-10-02 23:32:31,237 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-02 23:32:31,275 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 29099 states. [2019-10-02 23:32:31,732 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 29099 to 29099. [2019-10-02 23:32:31,732 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 29099 states. [2019-10-02 23:32:31,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29099 states to 29099 states and 37934 transitions. [2019-10-02 23:32:31,824 INFO L78 Accepts]: Start accepts. Automaton has 29099 states and 37934 transitions. Word has length 128 [2019-10-02 23:32:31,824 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 23:32:31,824 INFO L475 AbstractCegarLoop]: Abstraction has 29099 states and 37934 transitions. [2019-10-02 23:32:31,825 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-02 23:32:31,825 INFO L276 IsEmpty]: Start isEmpty. Operand 29099 states and 37934 transitions. [2019-10-02 23:32:31,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2019-10-02 23:32:31,851 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 23:32:31,851 INFO L411 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-02 23:32:31,851 INFO L418 AbstractCegarLoop]: === Iteration 14 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 23:32:31,852 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 23:32:31,852 INFO L82 PathProgramCache]: Analyzing trace with hash -1852635977, now seen corresponding path program 1 times [2019-10-02 23:32:31,852 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-10-02 23:32:31,869 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 23:32:31,870 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 23:32:31,870 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 23:32:31,870 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-10-02 23:32:31,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 23:32:32,106 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2019-10-02 23:32:32,107 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 23:32:32,107 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-02 23:32:32,107 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-10-02 23:32:32,108 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-02 23:32:32,108 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-02 23:32:32,108 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-02 23:32:32,108 INFO L87 Difference]: Start difference. First operand 29099 states and 37934 transitions. Second operand 3 states. [2019-10-02 23:32:32,276 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 23:32:32,276 INFO L93 Difference]: Finished difference Result 29211 states and 38094 transitions. [2019-10-02 23:32:32,277 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-02 23:32:32,277 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 152 [2019-10-02 23:32:32,277 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 23:32:32,577 INFO L225 Difference]: With dead ends: 29211 [2019-10-02 23:32:32,577 INFO L226 Difference]: Without dead ends: 29211 [2019-10-02 23:32:32,578 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-02 23:32:32,617 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 29211 states. [2019-10-02 23:32:33,078 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 29211 to 29115. [2019-10-02 23:32:33,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 29115 states. [2019-10-02 23:32:33,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29115 states to 29115 states and 37950 transitions. [2019-10-02 23:32:33,163 INFO L78 Accepts]: Start accepts. Automaton has 29115 states and 37950 transitions. Word has length 152 [2019-10-02 23:32:33,164 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 23:32:33,164 INFO L475 AbstractCegarLoop]: Abstraction has 29115 states and 37950 transitions. [2019-10-02 23:32:33,164 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-02 23:32:33,164 INFO L276 IsEmpty]: Start isEmpty. Operand 29115 states and 37950 transitions. [2019-10-02 23:32:33,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2019-10-02 23:32:33,187 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 23:32:33,187 INFO L411 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-02 23:32:33,187 INFO L418 AbstractCegarLoop]: === Iteration 15 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 23:32:33,188 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 23:32:33,188 INFO L82 PathProgramCache]: Analyzing trace with hash 1426274087, now seen corresponding path program 1 times [2019-10-02 23:32:33,188 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-10-02 23:32:33,205 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 23:32:33,205 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 23:32:33,205 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 23:32:33,206 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-10-02 23:32:33,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 23:32:33,458 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2019-10-02 23:32:33,459 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 23:32:33,459 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-02 23:32:33,459 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-10-02 23:32:33,459 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-02 23:32:33,460 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-02 23:32:33,460 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-02 23:32:33,460 INFO L87 Difference]: Start difference. First operand 29115 states and 37950 transitions. Second operand 3 states. [2019-10-02 23:32:35,865 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 23:32:35,865 INFO L93 Difference]: Finished difference Result 29117 states and 37799 transitions. [2019-10-02 23:32:35,865 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-02 23:32:35,866 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 154 [2019-10-02 23:32:35,866 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 23:32:35,968 INFO L225 Difference]: With dead ends: 29117 [2019-10-02 23:32:35,968 INFO L226 Difference]: Without dead ends: 29117 [2019-10-02 23:32:35,969 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-02 23:32:36,003 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 29117 states. [2019-10-02 23:32:36,421 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 29117 to 29003. [2019-10-02 23:32:36,422 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 29003 states. [2019-10-02 23:32:36,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29003 states to 29003 states and 37679 transitions. [2019-10-02 23:32:36,501 INFO L78 Accepts]: Start accepts. Automaton has 29003 states and 37679 transitions. Word has length 154 [2019-10-02 23:32:36,502 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 23:32:36,502 INFO L475 AbstractCegarLoop]: Abstraction has 29003 states and 37679 transitions. [2019-10-02 23:32:36,502 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-02 23:32:36,502 INFO L276 IsEmpty]: Start isEmpty. Operand 29003 states and 37679 transitions. [2019-10-02 23:32:36,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2019-10-02 23:32:36,526 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 23:32:36,526 INFO L411 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-02 23:32:36,526 INFO L418 AbstractCegarLoop]: === Iteration 16 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 23:32:36,527 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 23:32:36,527 INFO L82 PathProgramCache]: Analyzing trace with hash 1457293894, now seen corresponding path program 1 times [2019-10-02 23:32:36,527 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-10-02 23:32:36,541 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 23:32:36,541 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 23:32:36,541 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 23:32:36,541 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-10-02 23:32:36,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 23:32:36,786 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2019-10-02 23:32:36,786 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 23:32:36,786 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-02 23:32:36,787 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-10-02 23:32:36,787 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-02 23:32:36,787 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-02 23:32:36,788 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-02 23:32:36,788 INFO L87 Difference]: Start difference. First operand 29003 states and 37679 transitions. Second operand 3 states. [2019-10-02 23:32:37,125 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 23:32:37,125 INFO L93 Difference]: Finished difference Result 29358 states and 38170 transitions. [2019-10-02 23:32:37,126 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-02 23:32:37,126 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 154 [2019-10-02 23:32:37,128 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 23:32:37,229 INFO L225 Difference]: With dead ends: 29358 [2019-10-02 23:32:37,230 INFO L226 Difference]: Without dead ends: 29358 [2019-10-02 23:32:37,230 INFO L640 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 [2019-10-02 23:32:37,267 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 29358 states. [2019-10-02 23:32:37,709 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 29358 to 29108. [2019-10-02 23:32:37,710 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 29108 states. [2019-10-02 23:32:37,793 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29108 states to 29108 states and 37768 transitions. [2019-10-02 23:32:37,794 INFO L78 Accepts]: Start accepts. Automaton has 29108 states and 37768 transitions. Word has length 154 [2019-10-02 23:32:37,794 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 23:32:37,795 INFO L475 AbstractCegarLoop]: Abstraction has 29108 states and 37768 transitions. [2019-10-02 23:32:37,795 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-02 23:32:37,795 INFO L276 IsEmpty]: Start isEmpty. Operand 29108 states and 37768 transitions. [2019-10-02 23:32:37,823 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2019-10-02 23:32:37,824 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 23:32:37,824 INFO L411 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-02 23:32:37,825 INFO L418 AbstractCegarLoop]: === Iteration 17 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 23:32:37,825 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 23:32:37,825 INFO L82 PathProgramCache]: Analyzing trace with hash -1296659122, now seen corresponding path program 1 times [2019-10-02 23:32:37,825 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-10-02 23:32:37,844 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 23:32:37,845 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 23:32:37,845 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 23:32:37,845 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-10-02 23:32:37,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 23:32:38,412 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2019-10-02 23:32:38,413 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 23:32:38,413 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2019-10-02 23:32:38,413 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-10-02 23:32:38,414 INFO L454 AbstractCegarLoop]: Interpolant automaton has 13 states [2019-10-02 23:32:38,414 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2019-10-02 23:32:38,415 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=133, Unknown=0, NotChecked=0, Total=156 [2019-10-02 23:32:38,415 INFO L87 Difference]: Start difference. First operand 29108 states and 37768 transitions. Second operand 13 states. [2019-10-02 23:32:43,003 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 23:32:43,003 INFO L93 Difference]: Finished difference Result 29195 states and 37856 transitions. [2019-10-02 23:32:43,003 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2019-10-02 23:32:43,004 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 154 [2019-10-02 23:32:43,004 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 23:32:43,105 INFO L225 Difference]: With dead ends: 29195 [2019-10-02 23:32:43,105 INFO L226 Difference]: Without dead ends: 29171 [2019-10-02 23:32:43,106 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=23, Invalid=133, Unknown=0, NotChecked=0, Total=156 [2019-10-02 23:32:43,136 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 29171 states. [2019-10-02 23:32:43,547 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 29171 to 29138. [2019-10-02 23:32:43,547 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 29138 states. [2019-10-02 23:32:43,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29138 states to 29138 states and 37796 transitions. [2019-10-02 23:32:43,632 INFO L78 Accepts]: Start accepts. Automaton has 29138 states and 37796 transitions. Word has length 154 [2019-10-02 23:32:43,632 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 23:32:43,632 INFO L475 AbstractCegarLoop]: Abstraction has 29138 states and 37796 transitions. [2019-10-02 23:32:43,632 INFO L476 AbstractCegarLoop]: Interpolant automaton has 13 states. [2019-10-02 23:32:43,632 INFO L276 IsEmpty]: Start isEmpty. Operand 29138 states and 37796 transitions. [2019-10-02 23:32:43,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2019-10-02 23:32:43,654 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 23:32:43,654 INFO L411 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-02 23:32:43,654 INFO L418 AbstractCegarLoop]: === Iteration 18 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 23:32:43,655 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 23:32:43,655 INFO L82 PathProgramCache]: Analyzing trace with hash -2050552306, now seen corresponding path program 1 times [2019-10-02 23:32:43,655 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-10-02 23:32:43,671 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 23:32:43,672 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 23:32:43,672 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 23:32:43,672 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-10-02 23:32:44,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 23:32:44,286 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-10-02 23:32:44,286 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 23:32:44,287 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2019-10-02 23:32:44,287 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-10-02 23:32:44,287 INFO L454 AbstractCegarLoop]: Interpolant automaton has 10 states [2019-10-02 23:32:44,288 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2019-10-02 23:32:44,288 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=73, Unknown=0, NotChecked=0, Total=90 [2019-10-02 23:32:44,288 INFO L87 Difference]: Start difference. First operand 29138 states and 37796 transitions. Second operand 10 states. [2019-10-02 23:32:46,751 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 23:32:46,751 INFO L93 Difference]: Finished difference Result 42269 states and 54769 transitions. [2019-10-02 23:32:46,752 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2019-10-02 23:32:46,752 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 161 [2019-10-02 23:32:46,752 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 23:32:46,881 INFO L225 Difference]: With dead ends: 42269 [2019-10-02 23:32:46,882 INFO L226 Difference]: Without dead ends: 42269 [2019-10-02 23:32:46,882 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=37, Invalid=173, Unknown=0, NotChecked=0, Total=210 [2019-10-02 23:32:46,931 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 42269 states. [2019-10-02 23:32:47,387 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 42269 to 29162. [2019-10-02 23:32:47,387 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 29162 states. [2019-10-02 23:32:47,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29162 states to 29162 states and 37824 transitions. [2019-10-02 23:32:47,445 INFO L78 Accepts]: Start accepts. Automaton has 29162 states and 37824 transitions. Word has length 161 [2019-10-02 23:32:47,445 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 23:32:47,446 INFO L475 AbstractCegarLoop]: Abstraction has 29162 states and 37824 transitions. [2019-10-02 23:32:47,446 INFO L476 AbstractCegarLoop]: Interpolant automaton has 10 states. [2019-10-02 23:32:47,446 INFO L276 IsEmpty]: Start isEmpty. Operand 29162 states and 37824 transitions. [2019-10-02 23:32:47,469 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 243 [2019-10-02 23:32:47,470 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 23:32:47,470 INFO L411 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-02 23:32:47,470 INFO L418 AbstractCegarLoop]: === Iteration 19 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 23:32:47,470 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 23:32:47,471 INFO L82 PathProgramCache]: Analyzing trace with hash 1422889585, now seen corresponding path program 1 times [2019-10-02 23:32:47,471 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-10-02 23:32:47,485 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 23:32:47,485 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 23:32:47,485 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 23:32:47,485 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-10-02 23:32:47,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 23:32:48,003 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2019-10-02 23:32:48,004 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 23:32:48,004 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2019-10-02 23:32:48,005 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-10-02 23:32:48,007 INFO L454 AbstractCegarLoop]: Interpolant automaton has 13 states [2019-10-02 23:32:48,008 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2019-10-02 23:32:48,008 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=133, Unknown=0, NotChecked=0, Total=156 [2019-10-02 23:32:48,008 INFO L87 Difference]: Start difference. First operand 29162 states and 37824 transitions. Second operand 13 states. [2019-10-02 23:32:50,596 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 23:32:50,596 INFO L93 Difference]: Finished difference Result 42485 states and 55025 transitions. [2019-10-02 23:32:50,596 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2019-10-02 23:32:50,597 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 242 [2019-10-02 23:32:50,597 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 23:32:50,704 INFO L225 Difference]: With dead ends: 42485 [2019-10-02 23:32:50,704 INFO L226 Difference]: Without dead ends: 42485 [2019-10-02 23:32:50,705 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 42 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=67, Invalid=439, Unknown=0, NotChecked=0, Total=506 [2019-10-02 23:32:50,743 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 42485 states. [2019-10-02 23:32:51,548 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 42485 to 29250. [2019-10-02 23:32:51,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 29250 states. [2019-10-02 23:32:51,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29250 states to 29250 states and 37924 transitions. [2019-10-02 23:32:51,637 INFO L78 Accepts]: Start accepts. Automaton has 29250 states and 37924 transitions. Word has length 242 [2019-10-02 23:32:51,640 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 23:32:51,640 INFO L475 AbstractCegarLoop]: Abstraction has 29250 states and 37924 transitions. [2019-10-02 23:32:51,640 INFO L476 AbstractCegarLoop]: Interpolant automaton has 13 states. [2019-10-02 23:32:51,641 INFO L276 IsEmpty]: Start isEmpty. Operand 29250 states and 37924 transitions. [2019-10-02 23:32:51,659 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 259 [2019-10-02 23:32:51,659 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 23:32:51,659 INFO L411 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-02 23:32:51,660 INFO L418 AbstractCegarLoop]: === Iteration 20 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 23:32:51,660 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 23:32:51,660 INFO L82 PathProgramCache]: Analyzing trace with hash 1929068857, now seen corresponding path program 1 times [2019-10-02 23:32:51,661 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-10-02 23:32:51,681 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 23:32:51,682 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 23:32:51,682 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 23:32:51,682 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-10-02 23:32:51,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 23:32:52,343 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2019-10-02 23:32:52,344 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 23:32:52,344 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2019-10-02 23:32:52,344 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-10-02 23:32:52,345 INFO L454 AbstractCegarLoop]: Interpolant automaton has 14 states [2019-10-02 23:32:52,345 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2019-10-02 23:32:52,346 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=157, Unknown=0, NotChecked=0, Total=182 [2019-10-02 23:32:52,346 INFO L87 Difference]: Start difference. First operand 29250 states and 37924 transitions. Second operand 14 states. [2019-10-02 23:32:55,416 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 23:32:55,416 INFO L93 Difference]: Finished difference Result 42709 states and 55309 transitions. [2019-10-02 23:32:55,416 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2019-10-02 23:32:55,416 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 258 [2019-10-02 23:32:55,417 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 23:32:55,524 INFO L225 Difference]: With dead ends: 42709 [2019-10-02 23:32:55,524 INFO L226 Difference]: Without dead ends: 42709 [2019-10-02 23:32:55,525 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 72 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=85, Invalid=617, Unknown=0, NotChecked=0, Total=702 [2019-10-02 23:32:55,563 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 42709 states. [2019-10-02 23:32:56,062 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 42709 to 29282. [2019-10-02 23:32:56,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 29282 states. [2019-10-02 23:32:56,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29282 states to 29282 states and 37972 transitions. [2019-10-02 23:32:56,159 INFO L78 Accepts]: Start accepts. Automaton has 29282 states and 37972 transitions. Word has length 258 [2019-10-02 23:32:56,159 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 23:32:56,159 INFO L475 AbstractCegarLoop]: Abstraction has 29282 states and 37972 transitions. [2019-10-02 23:32:56,159 INFO L476 AbstractCegarLoop]: Interpolant automaton has 14 states. [2019-10-02 23:32:56,160 INFO L276 IsEmpty]: Start isEmpty. Operand 29282 states and 37972 transitions. [2019-10-02 23:32:56,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 261 [2019-10-02 23:32:56,177 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 23:32:56,177 INFO L411 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-02 23:32:56,177 INFO L418 AbstractCegarLoop]: === Iteration 21 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 23:32:56,177 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 23:32:56,178 INFO L82 PathProgramCache]: Analyzing trace with hash 2034411950, now seen corresponding path program 1 times [2019-10-02 23:32:56,178 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-10-02 23:32:56,202 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 23:32:56,203 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 23:32:56,203 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 23:32:56,203 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-10-02 23:32:56,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 23:32:56,758 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2019-10-02 23:32:56,759 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 23:32:56,759 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-02 23:32:56,759 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-10-02 23:32:56,761 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-02 23:32:56,761 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-02 23:32:56,762 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-02 23:32:56,762 INFO L87 Difference]: Start difference. First operand 29282 states and 37972 transitions. Second operand 5 states. [2019-10-02 23:32:56,951 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 23:32:56,951 INFO L93 Difference]: Finished difference Result 29378 states and 38088 transitions. [2019-10-02 23:32:56,952 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-10-02 23:32:56,952 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 260 [2019-10-02 23:32:56,953 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 23:32:57,058 INFO L225 Difference]: With dead ends: 29378 [2019-10-02 23:32:57,059 INFO L226 Difference]: Without dead ends: 29378 [2019-10-02 23:32:57,059 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-02 23:32:57,090 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 29378 states. [2019-10-02 23:32:57,439 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 29378 to 29346. [2019-10-02 23:32:57,440 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 29346 states. [2019-10-02 23:32:57,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29346 states to 29346 states and 38036 transitions. [2019-10-02 23:32:57,503 INFO L78 Accepts]: Start accepts. Automaton has 29346 states and 38036 transitions. Word has length 260 [2019-10-02 23:32:57,503 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 23:32:57,504 INFO L475 AbstractCegarLoop]: Abstraction has 29346 states and 38036 transitions. [2019-10-02 23:32:57,504 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-02 23:32:57,504 INFO L276 IsEmpty]: Start isEmpty. Operand 29346 states and 38036 transitions. [2019-10-02 23:32:57,517 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 272 [2019-10-02 23:32:57,517 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 23:32:57,517 INFO L411 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-02 23:32:57,518 INFO L418 AbstractCegarLoop]: === Iteration 22 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 23:32:57,518 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 23:32:57,518 INFO L82 PathProgramCache]: Analyzing trace with hash 227415115, now seen corresponding path program 1 times [2019-10-02 23:32:57,518 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-10-02 23:32:57,533 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 23:32:57,533 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 23:32:57,533 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 23:32:57,534 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-10-02 23:32:57,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 23:32:57,909 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2019-10-02 23:32:57,909 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 23:32:57,910 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2019-10-02 23:32:57,910 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-10-02 23:32:57,911 INFO L454 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-10-02 23:32:57,911 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-10-02 23:32:57,911 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2019-10-02 23:32:57,911 INFO L87 Difference]: Start difference. First operand 29346 states and 38036 transitions. Second operand 7 states. [2019-10-02 23:32:58,116 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 23:32:58,117 INFO L93 Difference]: Finished difference Result 28780 states and 37246 transitions. [2019-10-02 23:32:58,117 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-10-02 23:32:58,118 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 271 [2019-10-02 23:32:58,118 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 23:32:58,223 INFO L225 Difference]: With dead ends: 28780 [2019-10-02 23:32:58,223 INFO L226 Difference]: Without dead ends: 28780 [2019-10-02 23:32:58,223 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2019-10-02 23:32:58,253 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 28780 states. [2019-10-02 23:32:58,606 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 28780 to 28764. [2019-10-02 23:32:58,606 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 28764 states. [2019-10-02 23:32:58,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28764 states to 28764 states and 37230 transitions. [2019-10-02 23:32:58,668 INFO L78 Accepts]: Start accepts. Automaton has 28764 states and 37230 transitions. Word has length 271 [2019-10-02 23:32:58,668 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 23:32:58,669 INFO L475 AbstractCegarLoop]: Abstraction has 28764 states and 37230 transitions. [2019-10-02 23:32:58,669 INFO L476 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-10-02 23:32:58,669 INFO L276 IsEmpty]: Start isEmpty. Operand 28764 states and 37230 transitions. [2019-10-02 23:32:58,682 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 281 [2019-10-02 23:32:58,682 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 23:32:58,682 INFO L411 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-02 23:32:58,683 INFO L418 AbstractCegarLoop]: === Iteration 23 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 23:32:58,683 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 23:32:58,683 INFO L82 PathProgramCache]: Analyzing trace with hash -595448188, now seen corresponding path program 1 times [2019-10-02 23:32:58,683 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-10-02 23:32:58,697 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 23:32:58,697 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 23:32:58,698 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 23:32:58,698 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-10-02 23:32:58,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 23:32:59,103 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2019-10-02 23:32:59,103 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 23:32:59,104 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2019-10-02 23:32:59,104 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-10-02 23:32:59,105 INFO L454 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-10-02 23:32:59,105 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-10-02 23:32:59,105 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2019-10-02 23:32:59,106 INFO L87 Difference]: Start difference. First operand 28764 states and 37230 transitions. Second operand 7 states. [2019-10-02 23:32:59,307 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 23:32:59,307 INFO L93 Difference]: Finished difference Result 28389 states and 36735 transitions. [2019-10-02 23:32:59,307 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-10-02 23:32:59,308 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 280 [2019-10-02 23:32:59,308 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 23:32:59,639 INFO L225 Difference]: With dead ends: 28389 [2019-10-02 23:32:59,639 INFO L226 Difference]: Without dead ends: 28389 [2019-10-02 23:32:59,641 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2019-10-02 23:32:59,672 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 28389 states. [2019-10-02 23:33:00,016 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 28389 to 28373. [2019-10-02 23:33:00,016 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 28373 states. [2019-10-02 23:33:00,073 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28373 states to 28373 states and 36719 transitions. [2019-10-02 23:33:00,073 INFO L78 Accepts]: Start accepts. Automaton has 28373 states and 36719 transitions. Word has length 280 [2019-10-02 23:33:00,074 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 23:33:00,074 INFO L475 AbstractCegarLoop]: Abstraction has 28373 states and 36719 transitions. [2019-10-02 23:33:00,074 INFO L476 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-10-02 23:33:00,074 INFO L276 IsEmpty]: Start isEmpty. Operand 28373 states and 36719 transitions. [2019-10-02 23:33:00,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 360 [2019-10-02 23:33:00,102 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 23:33:00,102 INFO L411 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-02 23:33:00,103 INFO L418 AbstractCegarLoop]: === Iteration 24 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 23:33:00,103 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 23:33:00,103 INFO L82 PathProgramCache]: Analyzing trace with hash -1212571136, now seen corresponding path program 1 times [2019-10-02 23:33:00,103 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-10-02 23:33:00,119 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 23:33:00,119 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 23:33:00,119 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 23:33:00,119 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-10-02 23:33:00,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 23:33:00,495 INFO L134 CoverageAnalysis]: Checked inductivity of 67 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2019-10-02 23:33:00,495 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 23:33:00,495 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2019-10-02 23:33:00,495 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-10-02 23:33:00,496 INFO L454 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-10-02 23:33:00,496 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-10-02 23:33:00,497 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2019-10-02 23:33:00,497 INFO L87 Difference]: Start difference. First operand 28373 states and 36719 transitions. Second operand 7 states. [2019-10-02 23:33:00,631 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 23:33:00,631 INFO L93 Difference]: Finished difference Result 28373 states and 36711 transitions. [2019-10-02 23:33:00,631 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-10-02 23:33:00,631 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 359 [2019-10-02 23:33:00,632 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 23:33:00,705 INFO L225 Difference]: With dead ends: 28373 [2019-10-02 23:33:00,705 INFO L226 Difference]: Without dead ends: 28373 [2019-10-02 23:33:00,705 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2019-10-02 23:33:00,728 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 28373 states. [2019-10-02 23:33:01,031 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 28373 to 28357. [2019-10-02 23:33:01,031 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 28357 states. [2019-10-02 23:33:01,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28357 states to 28357 states and 36695 transitions. [2019-10-02 23:33:01,093 INFO L78 Accepts]: Start accepts. Automaton has 28357 states and 36695 transitions. Word has length 359 [2019-10-02 23:33:01,094 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 23:33:01,094 INFO L475 AbstractCegarLoop]: Abstraction has 28357 states and 36695 transitions. [2019-10-02 23:33:01,094 INFO L476 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-10-02 23:33:01,094 INFO L276 IsEmpty]: Start isEmpty. Operand 28357 states and 36695 transitions. [2019-10-02 23:33:01,125 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 361 [2019-10-02 23:33:01,125 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 23:33:01,126 INFO L411 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-02 23:33:01,126 INFO L418 AbstractCegarLoop]: === Iteration 25 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 23:33:01,127 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 23:33:01,127 INFO L82 PathProgramCache]: Analyzing trace with hash 32836321, now seen corresponding path program 1 times [2019-10-02 23:33:01,127 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-10-02 23:33:01,143 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 23:33:01,144 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 23:33:01,144 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 23:33:01,144 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-10-02 23:33:01,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 23:33:01,532 INFO L134 CoverageAnalysis]: Checked inductivity of 67 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2019-10-02 23:33:01,532 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 23:33:01,532 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2019-10-02 23:33:01,532 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-10-02 23:33:01,533 INFO L454 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-10-02 23:33:01,533 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-10-02 23:33:01,534 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2019-10-02 23:33:01,534 INFO L87 Difference]: Start difference. First operand 28357 states and 36695 transitions. Second operand 7 states. [2019-10-02 23:33:01,650 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 23:33:01,651 INFO L93 Difference]: Finished difference Result 16315 states and 20929 transitions. [2019-10-02 23:33:01,651 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-10-02 23:33:01,651 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 360 [2019-10-02 23:33:01,652 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 23:33:01,652 INFO L225 Difference]: With dead ends: 16315 [2019-10-02 23:33:01,652 INFO L226 Difference]: Without dead ends: 0 [2019-10-02 23:33:01,652 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2019-10-02 23:33:01,652 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-10-02 23:33:01,652 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-10-02 23:33:01,653 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-10-02 23:33:01,653 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-10-02 23:33:01,653 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 360 [2019-10-02 23:33:01,653 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 23:33:01,653 INFO L475 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-10-02 23:33:01,653 INFO L476 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-10-02 23:33:01,653 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-10-02 23:33:01,654 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-10-02 23:33:01,659 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 02.10 11:33:01 BoogieIcfgContainer [2019-10-02 23:33:01,660 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-10-02 23:33:01,663 INFO L168 Benchmark]: Toolchain (without parser) took 81568.52 ms. Allocated memory was 135.8 MB in the beginning and 1.5 GB in the end (delta: 1.3 GB). Free memory was 72.1 MB in the beginning and 106.8 MB in the end (delta: -34.7 MB). Peak memory consumption was 1.3 GB. Max. memory is 7.1 GB. [2019-10-02 23:33:01,663 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 135.8 MB. Free memory was 104.1 MB in the beginning and 103.9 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. [2019-10-02 23:33:01,664 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4548.40 ms. Allocated memory was 135.8 MB in the beginning and 288.4 MB in the end (delta: 152.6 MB). Free memory was 71.9 MB in the beginning and 206.0 MB in the end (delta: -134.2 MB). Peak memory consumption was 159.9 MB. Max. memory is 7.1 GB. [2019-10-02 23:33:01,665 INFO L168 Benchmark]: Boogie Preprocessor took 461.81 ms. Allocated memory is still 288.4 MB. Free memory was 206.0 MB in the beginning and 167.5 MB in the end (delta: 38.6 MB). Peak memory consumption was 38.6 MB. Max. memory is 7.1 GB. [2019-10-02 23:33:01,666 INFO L168 Benchmark]: RCFGBuilder took 17929.68 ms. Allocated memory was 288.4 MB in the beginning and 636.5 MB in the end (delta: 348.1 MB). Free memory was 167.5 MB in the beginning and 493.0 MB in the end (delta: -325.5 MB). Peak memory consumption was 342.6 MB. Max. memory is 7.1 GB. [2019-10-02 23:33:01,667 INFO L168 Benchmark]: TraceAbstraction took 58621.96 ms. Allocated memory was 636.5 MB in the beginning and 1.5 GB in the end (delta: 839.4 MB). Free memory was 493.0 MB in the beginning and 106.8 MB in the end (delta: 386.2 MB). Peak memory consumption was 1.2 GB. Max. memory is 7.1 GB. [2019-10-02 23:33:01,671 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 135.8 MB. Free memory was 104.1 MB in the beginning and 103.9 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 4548.40 ms. Allocated memory was 135.8 MB in the beginning and 288.4 MB in the end (delta: 152.6 MB). Free memory was 71.9 MB in the beginning and 206.0 MB in the end (delta: -134.2 MB). Peak memory consumption was 159.9 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 461.81 ms. Allocated memory is still 288.4 MB. Free memory was 206.0 MB in the beginning and 167.5 MB in the end (delta: 38.6 MB). Peak memory consumption was 38.6 MB. Max. memory is 7.1 GB. * RCFGBuilder took 17929.68 ms. Allocated memory was 288.4 MB in the beginning and 636.5 MB in the end (delta: 348.1 MB). Free memory was 167.5 MB in the beginning and 493.0 MB in the end (delta: -325.5 MB). Peak memory consumption was 342.6 MB. Max. memory is 7.1 GB. * TraceAbstraction took 58621.96 ms. Allocated memory was 636.5 MB in the beginning and 1.5 GB in the end (delta: 839.4 MB). Free memory was 493.0 MB in the beginning and 106.8 MB in the end (delta: 386.2 MB). Peak memory consumption was 1.2 GB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 9940]: 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 307 procedures, 2381 locations, 1 error locations. SAFE Result, 58.5s OverallTime, 25 OverallIterations, 4 TraceHistogramMax, 36.8s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 66358 SDtfs, 31786 SDslu, 224941 SDs, 0 SdLazy, 785 SolverSat, 88 SolverUnsat, 7 SolverUnknown, 0 SolverNotchecked, 28.2s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 175 GetRequests, 55 SyntacticMatches, 1 SemanticMatches, 119 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 125 ImplicationChecksByTransitivity, 1.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=29346occurred in iteration=21, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 11.4s AutomataMinimizationTime, 25 MinimizatonAttempts, 40765 StatesRemovedByMinimization, 20 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.5s SsaConstructionTime, 2.2s SatisfiabilityAnalysisTime, 5.4s InterpolantComputationTime, 3662 NumberOfCodeBlocks, 3662 NumberOfCodeBlocksAsserted, 25 NumberOfCheckSat, 3637 ConstructedInterpolants, 0 QuantifiedInterpolants, 897974 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 25 InterpolantComputations, 25 PerfectInterpolantSequences, 401/401 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...