/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample Craig_NestedInterpolation --traceabstraction.smt.solver Internal_SMTInterpol --traceabstraction.compute.trace.for.counterexample.result false --rcfgbuilder.size.of.a.code.block SequenceOfStatements --traceabstraction.use.minimal.unsat.core.enumeration true --traceabstraction.additional.smt.options produce-proofs=true --traceabstraction.additional.smt.options produce-unsat-cores=true --traceabstraction.additional.smt.options enumeration-timeout=5000 --traceabstraction.additional.smt.options interpolation-heuristic=WIDESTAMONGSMALL --traceabstraction.additional.smt.options tolerance=0.6 --traceabstraction.additional.smt.options log-additional-information=true --traceabstraction.additional.smt.options unknown-allowed=true -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-64bit-Automizer_Default.epf language data_model -i ../../../trunk/examples/svcomp/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--edac--i7300_edac.ko-main.cil.out.i -------------------------------------------------------------------------------- This is Ultimate 0.2.0-0f64333 [2020-10-28 21:27:45,433 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-28 21:27:45,436 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-28 21:27:45,475 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-28 21:27:45,476 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-28 21:27:45,482 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-28 21:27:45,484 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-28 21:27:45,489 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-28 21:27:45,493 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-28 21:27:45,499 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-28 21:27:45,500 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-28 21:27:45,501 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-28 21:27:45,502 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-28 21:27:45,505 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-28 21:27:45,508 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-28 21:27:45,511 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-28 21:27:45,512 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-28 21:27:45,515 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-28 21:27:45,522 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-28 21:27:45,530 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-28 21:27:45,533 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-28 21:27:45,534 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-28 21:27:45,536 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-28 21:27:45,539 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-28 21:27:45,548 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-28 21:27:45,548 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-28 21:27:45,549 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-28 21:27:45,551 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-28 21:27:45,552 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-28 21:27:45,553 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-28 21:27:45,554 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-28 21:27:45,555 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-28 21:27:45,557 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-28 21:27:45,558 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-28 21:27:45,559 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-28 21:27:45,560 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-28 21:27:45,561 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-28 21:27:45,561 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-28 21:27:45,562 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-28 21:27:45,563 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-28 21:27:45,564 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-28 21:27:45,572 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-64bit-Automizer_Default.epf [2020-10-28 21:27:45,637 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-28 21:27:45,637 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-28 21:27:45,639 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-28 21:27:45,639 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-28 21:27:45,639 INFO L138 SettingsManager]: * Use SBE=true [2020-10-28 21:27:45,640 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-28 21:27:45,641 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-28 21:27:45,641 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-28 21:27:45,642 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-28 21:27:45,642 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-28 21:27:45,642 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-28 21:27:45,642 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-28 21:27:45,643 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-28 21:27:45,644 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-28 21:27:45,644 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-28 21:27:45,644 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-28 21:27:45,645 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-28 21:27:45,645 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-28 21:27:45,645 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-28 21:27:45,645 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-28 21:27:45,646 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-28 21:27:45,646 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-28 21:27:45,646 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-28 21:27:45,646 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-28 21:27:45,647 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-28 21:27:45,647 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-28 21:27:45,647 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-10-28 21:27:45,647 INFO L138 SettingsManager]: * To the following directory=dump/ WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=0.6;log-additional-information=true;unknown-allowed=true; [2020-10-28 21:27:46,063 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-28 21:27:46,112 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-28 21:27:46,116 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-28 21:27:46,118 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-28 21:27:46,119 INFO L275 PluginConnector]: CDTParser initialized [2020-10-28 21:27:46,120 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--edac--i7300_edac.ko-main.cil.out.i [2020-10-28 21:27:46,207 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/3e35053d5/db55269fe6724ba98e1bf8d8c83e3dff/FLAG9795dbbe2 [2020-10-28 21:27:47,093 INFO L306 CDTParser]: Found 1 translation units. [2020-10-28 21:27:47,094 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--edac--i7300_edac.ko-main.cil.out.i [2020-10-28 21:27:47,156 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/3e35053d5/db55269fe6724ba98e1bf8d8c83e3dff/FLAG9795dbbe2 [2020-10-28 21:27:47,648 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/3e35053d5/db55269fe6724ba98e1bf8d8c83e3dff [2020-10-28 21:27:47,652 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-28 21:27:47,660 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-28 21:27:47,665 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-28 21:27:47,665 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-28 21:27:47,669 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-28 21:27:47,669 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 09:27:47" (1/1) ... [2020-10-28 21:27:47,676 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2ef9638 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:27:47, skipping insertion in model container [2020-10-28 21:27:47,676 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 09:27:47" (1/1) ... [2020-10-28 21:27:47,685 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-28 21:27:47,798 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-28 21:27:48,774 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-28 21:27:48,796 INFO L203 MainTranslator]: Completed pre-run [2020-10-28 21:27:49,129 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-28 21:27:49,241 INFO L208 MainTranslator]: Completed translation [2020-10-28 21:27:49,242 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:27:49 WrapperNode [2020-10-28 21:27:49,242 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-28 21:27:49,243 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-28 21:27:49,243 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-28 21:27:49,244 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-28 21:27:49,258 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:27:49" (1/1) ... [2020-10-28 21:27:49,258 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:27:49" (1/1) ... [2020-10-28 21:27:49,341 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:27:49" (1/1) ... [2020-10-28 21:27:49,342 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:27:49" (1/1) ... [2020-10-28 21:27:49,469 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:27:49" (1/1) ... [2020-10-28 21:27:49,523 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:27:49" (1/1) ... [2020-10-28 21:27:49,542 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:27:49" (1/1) ... [2020-10-28 21:27:49,558 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-28 21:27:49,559 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-28 21:27:49,559 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-28 21:27:49,559 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-28 21:27:49,560 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:27:49" (1/1) ... No working directory specified, using /storage/repos/ultimate-2/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 [2020-10-28 21:27:49,638 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-28 21:27:49,638 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-28 21:27:49,638 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-10-28 21:27:49,639 INFO L138 BoogieDeclarations]: Found implementation of procedure kobject_name [2020-10-28 21:27:49,639 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_name [2020-10-28 21:27:49,639 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_read_config_word [2020-10-28 21:27:49,639 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_read_config_dword [2020-10-28 21:27:49,639 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_write_config_dword [2020-10-28 21:27:49,639 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2020-10-28 21:27:49,640 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2020-10-28 21:27:49,640 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2020-10-28 21:27:49,640 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2020-10-28 21:27:49,640 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2020-10-28 21:27:49,640 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_name [2020-10-28 21:27:49,640 INFO L138 BoogieDeclarations]: Found implementation of procedure opstate_init [2020-10-28 21:27:49,641 INFO L138 BoogieDeclarations]: Found implementation of procedure get_err_from_table [2020-10-28 21:27:49,641 INFO L138 BoogieDeclarations]: Found implementation of procedure i7300_process_error_global [2020-10-28 21:27:49,641 INFO L138 BoogieDeclarations]: Found implementation of procedure i7300_process_fbd_error [2020-10-28 21:27:49,641 INFO L138 BoogieDeclarations]: Found implementation of procedure i7300_check_error [2020-10-28 21:27:49,641 INFO L138 BoogieDeclarations]: Found implementation of procedure i7300_clear_error [2020-10-28 21:27:49,641 INFO L138 BoogieDeclarations]: Found implementation of procedure i7300_enable_error_reporting [2020-10-28 21:27:49,642 INFO L138 BoogieDeclarations]: Found implementation of procedure decode_mtr [2020-10-28 21:27:49,642 INFO L138 BoogieDeclarations]: Found implementation of procedure print_dimm_size [2020-10-28 21:27:49,642 INFO L138 BoogieDeclarations]: Found implementation of procedure i7300_init_csrows [2020-10-28 21:27:49,642 INFO L138 BoogieDeclarations]: Found implementation of procedure decode_mir [2020-10-28 21:27:49,642 INFO L138 BoogieDeclarations]: Found implementation of procedure i7300_get_mc_regs [2020-10-28 21:27:49,642 INFO L138 BoogieDeclarations]: Found implementation of procedure i7300_put_devices [2020-10-28 21:27:49,643 INFO L138 BoogieDeclarations]: Found implementation of procedure i7300_get_devices [2020-10-28 21:27:49,643 INFO L138 BoogieDeclarations]: Found implementation of procedure i7300_init_one [2020-10-28 21:27:49,643 INFO L138 BoogieDeclarations]: Found implementation of procedure i7300_remove_one [2020-10-28 21:27:49,643 INFO L138 BoogieDeclarations]: Found implementation of procedure i7300_init [2020-10-28 21:27:49,643 INFO L138 BoogieDeclarations]: Found implementation of procedure i7300_exit [2020-10-28 21:27:49,643 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-28 21:27:49,643 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_1 [2020-10-28 21:27:49,644 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_2 [2020-10-28 21:27:49,644 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_3 [2020-10-28 21:27:49,644 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_4 [2020-10-28 21:27:49,644 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_5 [2020-10-28 21:27:49,644 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_6 [2020-10-28 21:27:49,644 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_7 [2020-10-28 21:27:49,644 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2020-10-28 21:27:49,645 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2020-10-28 21:27:49,645 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_trap [2020-10-28 21:27:49,645 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_cred_guard_mutex_of_signal_struct [2020-10-28 21:27:49,645 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_killable_cred_guard_mutex_of_signal_struct [2020-10-28 21:27:49,645 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_cred_guard_mutex_of_signal_struct [2020-10-28 21:27:49,645 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_cred_guard_mutex_of_signal_struct [2020-10-28 21:27:49,645 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_mutex_lock_cred_guard_mutex_of_signal_struct [2020-10-28 21:27:49,645 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_is_locked_cred_guard_mutex_of_signal_struct [2020-10-28 21:27:49,646 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_cred_guard_mutex_of_signal_struct [2020-10-28 21:27:49,646 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_lock [2020-10-28 21:27:49,646 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_killable_lock [2020-10-28 21:27:49,646 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_lock [2020-10-28 21:27:49,646 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_lock [2020-10-28 21:27:49,646 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_mutex_lock_lock [2020-10-28 21:27:49,646 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_is_locked_lock [2020-10-28 21:27:49,647 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_lock [2020-10-28 21:27:49,647 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_mutex_of_device [2020-10-28 21:27:49,647 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_killable_mutex_of_device [2020-10-28 21:27:49,647 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_mutex_of_device [2020-10-28 21:27:49,647 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_mutex_of_device [2020-10-28 21:27:49,647 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_mutex_lock_mutex_of_device [2020-10-28 21:27:49,647 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_is_locked_mutex_of_device [2020-10-28 21:27:49,648 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_mutex_of_device [2020-10-28 21:27:49,648 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2020-10-28 21:27:49,648 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2020-10-28 21:27:49,648 INFO L138 BoogieDeclarations]: Found implementation of procedure __pci_register_driver [2020-10-28 21:27:49,648 INFO L138 BoogieDeclarations]: Found implementation of procedure edac_mc_add_mc [2020-10-28 21:27:49,648 INFO L138 BoogieDeclarations]: Found implementation of procedure edac_mc_alloc [2020-10-28 21:27:49,648 INFO L138 BoogieDeclarations]: Found implementation of procedure edac_mc_del_mc [2020-10-28 21:27:49,649 INFO L138 BoogieDeclarations]: Found implementation of procedure edac_mc_free [2020-10-28 21:27:49,649 INFO L138 BoogieDeclarations]: Found implementation of procedure edac_mc_handle_error [2020-10-28 21:27:49,649 INFO L138 BoogieDeclarations]: Found implementation of procedure edac_pci_create_generic_ctl [2020-10-28 21:27:49,649 INFO L138 BoogieDeclarations]: Found implementation of procedure edac_pci_release_generic_ctl [2020-10-28 21:27:49,649 INFO L138 BoogieDeclarations]: Found implementation of procedure find_first_bit [2020-10-28 21:27:49,649 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock [2020-10-28 21:27:49,649 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_trylock [2020-10-28 21:27:49,650 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2020-10-28 21:27:49,650 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_bus_read_config_dword [2020-10-28 21:27:49,650 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_bus_read_config_word [2020-10-28 21:27:49,650 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_bus_write_config_dword [2020-10-28 21:27:49,650 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_dev_put [2020-10-28 21:27:49,650 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_device [2020-10-28 21:27:49,650 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_device [2020-10-28 21:27:49,651 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unregister_driver [2020-10-28 21:27:49,651 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2020-10-28 21:27:49,651 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2020-10-28 21:27:49,651 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-28 21:27:49,651 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-28 21:27:49,652 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_perror_fail [2020-10-28 21:27:49,652 INFO L130 BoogieDeclarations]: Found specification of procedure __assert [2020-10-28 21:27:49,652 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-10-28 21:27:49,652 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-28 21:27:49,652 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2020-10-28 21:27:49,652 INFO L130 BoogieDeclarations]: Found specification of procedure find_first_bit [2020-10-28 21:27:49,652 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2020-10-28 21:27:49,652 INFO L130 BoogieDeclarations]: Found specification of procedure snprintf [2020-10-28 21:27:49,653 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_trylock [2020-10-28 21:27:49,653 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_4 [2020-10-28 21:27:49,653 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2020-10-28 21:27:49,653 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_2 [2020-10-28 21:27:49,653 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_5 [2020-10-28 21:27:49,653 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_7 [2020-10-28 21:27:49,653 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock [2020-10-28 21:27:49,653 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_1 [2020-10-28 21:27:49,654 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_3 [2020-10-28 21:27:49,654 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_6 [2020-10-28 21:27:49,654 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_cred_guard_mutex_of_signal_struct [2020-10-28 21:27:49,654 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_cred_guard_mutex_of_signal_struct [2020-10-28 21:27:49,654 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_lock [2020-10-28 21:27:49,654 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_lock [2020-10-28 21:27:49,654 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_mutex_of_device [2020-10-28 21:27:49,654 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_mutex_of_device [2020-10-28 21:27:49,655 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_mutex_of_device [2020-10-28 21:27:49,655 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-28 21:27:49,655 INFO L130 BoogieDeclarations]: Found specification of procedure kobject_name [2020-10-28 21:27:49,655 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-28 21:27:49,655 INFO L130 BoogieDeclarations]: Found specification of procedure dev_name [2020-10-28 21:27:49,655 INFO L130 BoogieDeclarations]: Found specification of procedure pci_dev_put [2020-10-28 21:27:49,655 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_device [2020-10-28 21:27:49,656 INFO L130 BoogieDeclarations]: Found specification of procedure pci_bus_read_config_word [2020-10-28 21:27:49,656 INFO L130 BoogieDeclarations]: Found specification of procedure pci_bus_read_config_dword [2020-10-28 21:27:49,656 INFO L130 BoogieDeclarations]: Found specification of procedure pci_bus_write_config_dword [2020-10-28 21:27:49,656 INFO L130 BoogieDeclarations]: Found specification of procedure pci_read_config_word [2020-10-28 21:27:49,656 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-28 21:27:49,656 INFO L130 BoogieDeclarations]: Found specification of procedure pci_read_config_dword [2020-10-28 21:27:49,656 INFO L130 BoogieDeclarations]: Found specification of procedure pci_write_config_dword [2020-10-28 21:27:49,656 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_device [2020-10-28 21:27:49,657 INFO L130 BoogieDeclarations]: Found specification of procedure __pci_register_driver [2020-10-28 21:27:49,657 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unregister_driver [2020-10-28 21:27:49,657 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2020-10-28 21:27:49,657 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2020-10-28 21:27:49,657 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-28 21:27:49,657 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2020-10-28 21:27:49,657 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2020-10-28 21:27:49,658 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-28 21:27:49,658 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2020-10-28 21:27:49,658 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2020-10-28 21:27:49,658 INFO L130 BoogieDeclarations]: Found specification of procedure pci_name [2020-10-28 21:27:49,658 INFO L130 BoogieDeclarations]: Found specification of procedure opstate_init [2020-10-28 21:27:49,658 INFO L130 BoogieDeclarations]: Found specification of procedure edac_mc_alloc [2020-10-28 21:27:49,658 INFO L130 BoogieDeclarations]: Found specification of procedure edac_mc_add_mc [2020-10-28 21:27:49,659 INFO L130 BoogieDeclarations]: Found specification of procedure edac_mc_free [2020-10-28 21:27:49,659 INFO L130 BoogieDeclarations]: Found specification of procedure edac_mc_del_mc [2020-10-28 21:27:49,659 INFO L130 BoogieDeclarations]: Found specification of procedure edac_mc_handle_error [2020-10-28 21:27:49,659 INFO L130 BoogieDeclarations]: Found specification of procedure edac_pci_create_generic_ctl [2020-10-28 21:27:49,659 INFO L130 BoogieDeclarations]: Found specification of procedure edac_pci_release_generic_ctl [2020-10-28 21:27:49,659 INFO L130 BoogieDeclarations]: Found specification of procedure get_err_from_table [2020-10-28 21:27:49,659 INFO L130 BoogieDeclarations]: Found specification of procedure i7300_process_error_global [2020-10-28 21:27:49,660 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-28 21:27:49,660 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-28 21:27:49,660 INFO L130 BoogieDeclarations]: Found specification of procedure i7300_process_fbd_error [2020-10-28 21:27:49,660 INFO L130 BoogieDeclarations]: Found specification of procedure i7300_check_error [2020-10-28 21:27:49,660 INFO L130 BoogieDeclarations]: Found specification of procedure i7300_clear_error [2020-10-28 21:27:49,660 INFO L130 BoogieDeclarations]: Found specification of procedure i7300_enable_error_reporting [2020-10-28 21:27:49,660 INFO L130 BoogieDeclarations]: Found specification of procedure decode_mtr [2020-10-28 21:27:49,661 INFO L130 BoogieDeclarations]: Found specification of procedure print_dimm_size [2020-10-28 21:27:49,661 INFO L130 BoogieDeclarations]: Found specification of procedure i7300_init_csrows [2020-10-28 21:27:49,661 INFO L130 BoogieDeclarations]: Found specification of procedure decode_mir [2020-10-28 21:27:49,661 INFO L130 BoogieDeclarations]: Found specification of procedure i7300_get_mc_regs [2020-10-28 21:27:49,661 INFO L130 BoogieDeclarations]: Found specification of procedure i7300_put_devices [2020-10-28 21:27:49,661 INFO L130 BoogieDeclarations]: Found specification of procedure i7300_get_devices [2020-10-28 21:27:49,661 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-28 21:27:49,662 INFO L130 BoogieDeclarations]: Found specification of procedure i7300_init_one [2020-10-28 21:27:49,662 INFO L130 BoogieDeclarations]: Found specification of procedure i7300_remove_one [2020-10-28 21:27:49,662 INFO L130 BoogieDeclarations]: Found specification of procedure i7300_init [2020-10-28 21:27:49,662 INFO L130 BoogieDeclarations]: Found specification of procedure i7300_exit [2020-10-28 21:27:49,662 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2020-10-28 21:27:49,662 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2020-10-28 21:27:49,662 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-28 21:27:49,662 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2020-10-28 21:27:49,663 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_trap [2020-10-28 21:27:49,663 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_cred_guard_mutex_of_signal_struct [2020-10-28 21:27:49,663 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_killable_cred_guard_mutex_of_signal_struct [2020-10-28 21:27:49,663 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_cred_guard_mutex_of_signal_struct [2020-10-28 21:27:49,663 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_mutex_lock_cred_guard_mutex_of_signal_struct [2020-10-28 21:27:49,663 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_is_locked_cred_guard_mutex_of_signal_struct [2020-10-28 21:27:49,663 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_lock [2020-10-28 21:27:49,663 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_killable_lock [2020-10-28 21:27:49,664 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_lock [2020-10-28 21:27:49,664 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_mutex_lock_lock [2020-10-28 21:27:49,664 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_is_locked_lock [2020-10-28 21:27:49,664 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_mutex_of_device [2020-10-28 21:27:49,664 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_killable_mutex_of_device [2020-10-28 21:27:49,664 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_mutex_lock_mutex_of_device [2020-10-28 21:27:49,664 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_is_locked_mutex_of_device [2020-10-28 21:27:49,664 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2020-10-28 21:27:49,665 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-28 21:27:49,665 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-28 21:27:49,665 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-28 21:27:49,665 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2020-10-28 21:27:49,665 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-28 21:27:59,931 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-28 21:27:59,932 INFO L298 CfgBuilder]: Removed 0 assume(true) statements. [2020-10-28 21:27:59,937 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 09:27:59 BoogieIcfgContainer [2020-10-28 21:27:59,937 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-28 21:27:59,942 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-28 21:27:59,942 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-28 21:27:59,949 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-28 21:27:59,949 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.10 09:27:47" (1/3) ... [2020-10-28 21:27:59,950 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5e1cf16d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.10 09:27:59, skipping insertion in model container [2020-10-28 21:27:59,950 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:27:49" (2/3) ... [2020-10-28 21:27:59,951 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5e1cf16d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.10 09:27:59, skipping insertion in model container [2020-10-28 21:27:59,951 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 09:27:59" (3/3) ... [2020-10-28 21:27:59,953 INFO L111 eAbstractionObserver]: Analyzing ICFG 32_7a_cilled_linux-3.8-rc1-drivers--edac--i7300_edac.ko-main.cil.out.i [2020-10-28 21:27:59,967 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-28 21:27:59,973 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-28 21:27:59,988 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-28 21:28:00,038 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-28 21:28:00,038 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-28 21:28:00,038 INFO L379 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-28 21:28:00,039 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-28 21:28:00,040 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-28 21:28:00,041 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-28 21:28:00,041 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-28 21:28:00,041 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-28 21:28:00,083 INFO L276 IsEmpty]: Start isEmpty. Operand 659 states. [2020-10-28 21:28:00,096 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2020-10-28 21:28:00,096 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 21:28:00,097 INFO L422 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] [2020-10-28 21:28:00,097 INFO L429 AbstractCegarLoop]: === Iteration 1 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 21:28:00,105 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 21:28:00,106 INFO L82 PathProgramCache]: Analyzing trace with hash 330865326, now seen corresponding path program 1 times [2020-10-28 21:28:00,115 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 21:28:00,116 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [466867600] [2020-10-28 21:28:00,116 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 21:28:00,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 21:28:01,104 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 21:28:01,441 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 21:28:06,877 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 21:28:06,877 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 50 [2020-10-28 21:28:06,877 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 21:28:06,877 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6027 [2020-10-28 21:28:06,880 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 21:28:06,881 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 21:28:06,881 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 21:28:06,881 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 15 [2020-10-28 21:28:06,881 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 27 [2020-10-28 21:28:06,881 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-28 21:28:17,715 WARN L193 SmtUtils]: Spent 10.49 s on a formula simplification that was a NOOP. DAG size: 1288 [2020-10-28 21:28:17,720 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 21:28:17,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 21:28:17,789 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 21:28:19,400 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 21:28:19,401 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 21:28:19,401 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 21:28:19,401 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1635 [2020-10-28 21:28:19,401 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 21:28:19,402 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 21:28:19,402 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 21:28:19,402 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 21:28:19,402 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 21:28:19,402 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 21:28:19,570 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 21:28:19,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 21:28:19,581 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 21:28:19,588 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 21:28:19,588 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 21:28:19,588 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 21:28:19,588 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-28 21:28:19,588 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 21:28:19,589 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 21:28:19,592 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 21:28:19,593 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 21:28:19,593 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-28 21:28:19,594 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 5 [2020-10-28 21:28:19,602 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-10-28 21:28:19,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 21:28:19,611 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 21:28:19,624 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 21:28:19,625 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-28 21:28:19,625 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 21:28:19,625 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 18 [2020-10-28 21:28:19,632 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 21:28:19,632 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 21:28:19,633 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 21:28:19,633 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 21:28:19,634 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-28 21:28:19,634 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 21:28:19,643 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 21:28:19,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 21:28:19,655 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 21:28:19,658 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 21:28:19,659 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 21:28:19,659 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 21:28:19,659 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-28 21:28:19,659 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 21:28:19,659 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 21:28:19,660 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 21:28:19,660 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 21:28:19,660 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 21:28:19,660 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 21:28:19,708 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-28 21:28:19,709 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [466867600] [2020-10-28 21:28:19,712 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 21:28:19,712 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-10-28 21:28:19,713 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1361866647] [2020-10-28 21:28:19,719 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-28 21:28:19,719 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 21:28:19,752 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-28 21:28:19,754 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-10-28 21:28:19,756 INFO L87 Difference]: Start difference. First operand 659 states. Second operand 5 states. [2020-10-28 21:28:32,323 WARN L193 SmtUtils]: Spent 9.78 s on a formula simplification that was a NOOP. DAG size: 1290 [2020-10-28 21:28:45,367 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 21:28:45,368 INFO L93 Difference]: Finished difference Result 975 states and 1336 transitions. [2020-10-28 21:28:45,374 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-10-28 21:28:45,375 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 32 [2020-10-28 21:28:45,376 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 21:28:45,397 INFO L225 Difference]: With dead ends: 975 [2020-10-28 21:28:45,397 INFO L226 Difference]: Without dead ends: 510 [2020-10-28 21:28:45,406 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 20.4s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2020-10-28 21:28:45,427 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 510 states. [2020-10-28 21:28:45,867 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 510 to 456. [2020-10-28 21:28:45,868 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 456 states. [2020-10-28 21:28:45,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 456 states to 456 states and 605 transitions. [2020-10-28 21:28:45,874 INFO L78 Accepts]: Start accepts. Automaton has 456 states and 605 transitions. Word has length 32 [2020-10-28 21:28:45,875 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 21:28:45,875 INFO L481 AbstractCegarLoop]: Abstraction has 456 states and 605 transitions. [2020-10-28 21:28:45,875 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-28 21:28:45,875 INFO L276 IsEmpty]: Start isEmpty. Operand 456 states and 605 transitions. [2020-10-28 21:28:45,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2020-10-28 21:28:45,878 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 21:28:45,878 INFO L422 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] [2020-10-28 21:28:45,878 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-28 21:28:45,878 INFO L429 AbstractCegarLoop]: === Iteration 2 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 21:28:45,879 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 21:28:45,879 INFO L82 PathProgramCache]: Analyzing trace with hash 1227495341, now seen corresponding path program 1 times [2020-10-28 21:28:45,879 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 21:28:45,879 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1211978882] [2020-10-28 21:28:45,879 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 21:28:46,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 21:28:46,216 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 21:28:46,464 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 21:28:51,167 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 21:28:51,167 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 51 [2020-10-28 21:28:51,168 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 21:28:51,168 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5117 [2020-10-28 21:28:51,168 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 21:28:51,168 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 21:28:51,168 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 21:28:51,168 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 15 [2020-10-28 21:28:51,169 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 28 [2020-10-28 21:28:51,169 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 21:29:01,333 WARN L193 SmtUtils]: Spent 9.78 s on a formula simplification that was a NOOP. DAG size: 1288 [2020-10-28 21:29:01,336 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 21:29:01,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 21:29:01,395 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 21:29:02,993 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 21:29:02,994 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 21:29:02,994 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 21:29:02,994 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1617 [2020-10-28 21:29:02,994 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 21:29:02,994 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 21:29:02,994 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 21:29:02,995 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 21:29:02,995 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 21:29:02,995 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 21:29:03,135 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 21:29:03,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 21:29:03,144 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 21:29:03,150 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 21:29:03,151 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 21:29:03,151 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 21:29:03,151 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-28 21:29:03,151 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 21:29:03,151 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 21:29:03,151 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 21:29:03,152 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 21:29:03,152 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-28 21:29:03,152 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 21:29:03,162 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-10-28 21:29:03,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 21:29:03,170 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 21:29:03,180 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 21:29:03,180 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-28 21:29:03,180 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 21:29:03,181 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 15 [2020-10-28 21:29:03,181 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 21:29:03,181 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 21:29:03,181 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 21:29:03,181 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 21:29:03,181 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-28 21:29:03,182 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 21:29:03,190 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 21:29:03,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 21:29:03,197 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 21:29:03,200 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 21:29:03,201 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 21:29:03,201 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 21:29:03,203 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-28 21:29:03,204 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 21:29:03,204 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 21:29:03,204 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 21:29:03,204 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 21:29:03,204 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 21:29:03,204 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 21:29:03,232 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-28 21:29:03,233 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1211978882] [2020-10-28 21:29:03,234 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 21:29:03,234 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-10-28 21:29:03,236 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [660500292] [2020-10-28 21:29:03,237 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-28 21:29:03,237 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 21:29:03,238 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-28 21:29:03,238 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-10-28 21:29:03,239 INFO L87 Difference]: Start difference. First operand 456 states and 605 transitions. Second operand 5 states. [2020-10-28 21:29:15,902 WARN L193 SmtUtils]: Spent 10.04 s on a formula simplification that was a NOOP. DAG size: 1290 [2020-10-28 21:29:28,327 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 21:29:28,327 INFO L93 Difference]: Finished difference Result 514 states and 691 transitions. [2020-10-28 21:29:28,329 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-10-28 21:29:28,330 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 33 [2020-10-28 21:29:28,330 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 21:29:28,335 INFO L225 Difference]: With dead ends: 514 [2020-10-28 21:29:28,335 INFO L226 Difference]: Without dead ends: 509 [2020-10-28 21:29:28,336 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 19.9s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2020-10-28 21:29:28,338 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 509 states. [2020-10-28 21:29:28,703 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 509 to 455. [2020-10-28 21:29:28,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 455 states. [2020-10-28 21:29:28,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 455 states to 455 states and 603 transitions. [2020-10-28 21:29:28,707 INFO L78 Accepts]: Start accepts. Automaton has 455 states and 603 transitions. Word has length 33 [2020-10-28 21:29:28,708 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 21:29:28,708 INFO L481 AbstractCegarLoop]: Abstraction has 455 states and 603 transitions. [2020-10-28 21:29:28,708 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-28 21:29:28,708 INFO L276 IsEmpty]: Start isEmpty. Operand 455 states and 603 transitions. [2020-10-28 21:29:28,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2020-10-28 21:29:28,710 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 21:29:28,710 INFO L422 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] [2020-10-28 21:29:28,710 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-28 21:29:28,710 INFO L429 AbstractCegarLoop]: === Iteration 3 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 21:29:28,711 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 21:29:28,711 INFO L82 PathProgramCache]: Analyzing trace with hash -1037068079, now seen corresponding path program 1 times [2020-10-28 21:29:28,711 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 21:29:28,711 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [591863922] [2020-10-28 21:29:28,711 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 21:29:28,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 21:29:28,964 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 21:29:29,158 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 21:29:33,942 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 21:29:33,942 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 52 [2020-10-28 21:29:33,942 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 21:29:33,942 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5088 [2020-10-28 21:29:33,942 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 21:29:33,943 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 21:29:33,943 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 21:29:33,943 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 15 [2020-10-28 21:29:33,943 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 29 [2020-10-28 21:29:33,943 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 21:29:43,936 WARN L193 SmtUtils]: Spent 9.79 s on a formula simplification that was a NOOP. DAG size: 1288 [2020-10-28 21:29:43,944 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 21:29:43,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 21:29:43,998 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 21:29:45,349 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 21:29:45,349 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 21:29:45,349 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 21:29:45,350 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1367 [2020-10-28 21:29:45,350 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 21:29:45,350 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 21:29:45,350 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 21:29:45,350 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 21:29:45,350 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 21:29:45,350 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 21:29:45,479 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 21:29:45,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 21:29:45,486 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 21:29:45,491 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 21:29:45,491 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 21:29:45,491 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 21:29:45,492 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-28 21:29:45,492 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 21:29:45,492 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 21:29:45,492 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 21:29:45,492 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 21:29:45,492 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-28 21:29:45,493 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 21:29:45,499 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-10-28 21:29:45,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 21:29:45,506 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 21:29:45,513 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 21:29:45,514 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-28 21:29:45,514 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 21:29:45,514 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-28 21:29:45,514 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 21:29:45,515 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 21:29:45,515 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 21:29:45,515 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 21:29:45,515 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-28 21:29:45,515 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 21:29:45,521 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 21:29:45,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 21:29:45,526 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 21:29:45,529 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 21:29:45,529 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 21:29:45,529 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 21:29:45,529 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-28 21:29:45,530 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 21:29:45,530 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 21:29:45,530 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 21:29:45,530 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 21:29:45,530 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 21:29:45,530 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 21:29:45,560 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-28 21:29:45,560 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [591863922] [2020-10-28 21:29:45,560 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 21:29:45,561 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-10-28 21:29:45,561 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [248273036] [2020-10-28 21:29:45,561 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-28 21:29:45,562 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 21:29:45,562 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-28 21:29:45,562 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-10-28 21:29:45,563 INFO L87 Difference]: Start difference. First operand 455 states and 603 transitions. Second operand 5 states. [2020-10-28 21:29:58,274 WARN L193 SmtUtils]: Spent 9.97 s on a formula simplification that was a NOOP. DAG size: 1290 [2020-10-28 21:30:10,618 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 21:30:10,619 INFO L93 Difference]: Finished difference Result 509 states and 686 transitions. [2020-10-28 21:30:10,620 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-10-28 21:30:10,620 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 34 [2020-10-28 21:30:10,620 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 21:30:10,621 INFO L225 Difference]: With dead ends: 509 [2020-10-28 21:30:10,621 INFO L226 Difference]: Without dead ends: 0 [2020-10-28 21:30:10,623 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 19.9s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2020-10-28 21:30:10,623 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-10-28 21:30:10,623 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-10-28 21:30:10,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-10-28 21:30:10,623 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-10-28 21:30:10,624 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 34 [2020-10-28 21:30:10,624 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 21:30:10,624 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-28 21:30:10,624 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-28 21:30:10,624 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-10-28 21:30:10,624 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-10-28 21:30:10,624 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-28 21:30:10,626 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-10-28 21:30:11,811 WARN L193 SmtUtils]: Spent 1.17 s on a formula simplification that was a NOOP. DAG size: 1292 [2020-10-28 21:30:12,430 WARN L193 SmtUtils]: Spent 614.00 ms on a formula simplification that was a NOOP. DAG size: 1292 [2020-10-28 21:30:12,910 WARN L193 SmtUtils]: Spent 475.00 ms on a formula simplification that was a NOOP. DAG size: 1292 [2020-10-28 21:30:13,301 WARN L193 SmtUtils]: Spent 388.00 ms on a formula simplification that was a NOOP. DAG size: 1292 [2020-10-28 21:30:13,626 WARN L193 SmtUtils]: Spent 323.00 ms on a formula simplification that was a NOOP. DAG size: 1292 [2020-10-28 21:30:13,942 WARN L193 SmtUtils]: Spent 313.00 ms on a formula simplification that was a NOOP. DAG size: 1292 [2020-10-28 21:30:14,316 WARN L193 SmtUtils]: Spent 371.00 ms on a formula simplification that was a NOOP. DAG size: 1292 [2020-10-28 21:30:14,624 WARN L193 SmtUtils]: Spent 305.00 ms on a formula simplification that was a NOOP. DAG size: 1292 [2020-10-28 21:30:14,932 WARN L193 SmtUtils]: Spent 305.00 ms on a formula simplification that was a NOOP. DAG size: 1292 [2020-10-28 21:30:15,256 WARN L193 SmtUtils]: Spent 322.00 ms on a formula simplification that was a NOOP. DAG size: 1292 [2020-10-28 21:30:15,607 WARN L193 SmtUtils]: Spent 347.00 ms on a formula simplification that was a NOOP. DAG size: 1292 [2020-10-28 21:30:15,916 WARN L193 SmtUtils]: Spent 306.00 ms on a formula simplification that was a NOOP. DAG size: 1292 [2020-10-28 21:30:16,222 WARN L193 SmtUtils]: Spent 304.00 ms on a formula simplification that was a NOOP. DAG size: 1292 [2020-10-28 21:30:16,608 WARN L193 SmtUtils]: Spent 383.00 ms on a formula simplification that was a NOOP. DAG size: 1292 [2020-10-28 21:30:16,921 WARN L193 SmtUtils]: Spent 307.00 ms on a formula simplification that was a NOOP. DAG size: 1292 [2020-10-28 21:30:17,242 WARN L193 SmtUtils]: Spent 319.00 ms on a formula simplification that was a NOOP. DAG size: 1292 [2020-10-28 21:30:17,565 WARN L193 SmtUtils]: Spent 319.00 ms on a formula simplification that was a NOOP. DAG size: 1292 [2020-10-28 21:30:17,893 WARN L193 SmtUtils]: Spent 324.00 ms on a formula simplification that was a NOOP. DAG size: 1292 [2020-10-28 21:30:18,344 WARN L193 SmtUtils]: Spent 448.00 ms on a formula simplification that was a NOOP. DAG size: 1292 [2020-10-28 21:30:18,923 WARN L193 SmtUtils]: Spent 575.00 ms on a formula simplification. DAG size of input: 1300 DAG size of output: 16 [2020-10-28 21:30:19,345 WARN L193 SmtUtils]: Spent 411.00 ms on a formula simplification that was a NOOP. DAG size: 1292 [2020-10-28 21:30:19,655 WARN L193 SmtUtils]: Spent 308.00 ms on a formula simplification that was a NOOP. DAG size: 1292 [2020-10-28 21:30:19,966 WARN L193 SmtUtils]: Spent 309.00 ms on a formula simplification that was a NOOP. DAG size: 1292 [2020-10-28 21:30:20,308 WARN L193 SmtUtils]: Spent 339.00 ms on a formula simplification that was a NOOP. DAG size: 1292 [2020-10-28 21:30:20,676 WARN L193 SmtUtils]: Spent 364.00 ms on a formula simplification that was a NOOP. DAG size: 1292 [2020-10-28 21:30:21,006 WARN L193 SmtUtils]: Spent 326.00 ms on a formula simplification that was a NOOP. DAG size: 1292 [2020-10-28 21:30:21,315 WARN L193 SmtUtils]: Spent 305.00 ms on a formula simplification that was a NOOP. DAG size: 1292 [2020-10-28 21:30:21,640 WARN L193 SmtUtils]: Spent 319.00 ms on a formula simplification that was a NOOP. DAG size: 1292 [2020-10-28 21:30:21,956 WARN L193 SmtUtils]: Spent 313.00 ms on a formula simplification that was a NOOP. DAG size: 1292 [2020-10-28 21:30:22,275 WARN L193 SmtUtils]: Spent 308.00 ms on a formula simplification that was a NOOP. DAG size: 1292 [2020-10-28 21:30:22,581 WARN L193 SmtUtils]: Spent 304.00 ms on a formula simplification that was a NOOP. DAG size: 1292 [2020-10-28 21:30:22,899 WARN L193 SmtUtils]: Spent 315.00 ms on a formula simplification that was a NOOP. DAG size: 1292 [2020-10-28 21:30:23,250 WARN L193 SmtUtils]: Spent 348.00 ms on a formula simplification that was a NOOP. DAG size: 1292 [2020-10-28 21:30:23,732 WARN L193 SmtUtils]: Spent 479.00 ms on a formula simplification. DAG size of input: 1300 DAG size of output: 16 [2020-10-28 21:30:24,045 WARN L193 SmtUtils]: Spent 311.00 ms on a formula simplification that was a NOOP. DAG size: 1292 [2020-10-28 21:30:24,347 WARN L193 SmtUtils]: Spent 299.00 ms on a formula simplification that was a NOOP. DAG size: 1292 [2020-10-28 21:30:24,650 WARN L193 SmtUtils]: Spent 300.00 ms on a formula simplification that was a NOOP. DAG size: 1292 [2020-10-28 21:30:24,960 WARN L193 SmtUtils]: Spent 307.00 ms on a formula simplification that was a NOOP. DAG size: 1292 [2020-10-28 21:30:25,262 WARN L193 SmtUtils]: Spent 300.00 ms on a formula simplification that was a NOOP. DAG size: 1292 [2020-10-28 21:30:25,565 WARN L193 SmtUtils]: Spent 300.00 ms on a formula simplification that was a NOOP. DAG size: 1292 [2020-10-28 21:30:25,878 WARN L193 SmtUtils]: Spent 303.00 ms on a formula simplification that was a NOOP. DAG size: 1292 [2020-10-28 21:30:26,187 WARN L193 SmtUtils]: Spent 305.00 ms on a formula simplification that was a NOOP. DAG size: 1292 [2020-10-28 21:30:26,488 WARN L193 SmtUtils]: Spent 299.00 ms on a formula simplification that was a NOOP. DAG size: 1292 [2020-10-28 21:30:26,792 WARN L193 SmtUtils]: Spent 301.00 ms on a formula simplification that was a NOOP. DAG size: 1292 [2020-10-28 21:30:27,101 WARN L193 SmtUtils]: Spent 306.00 ms on a formula simplification that was a NOOP. DAG size: 1292 [2020-10-28 21:30:27,407 WARN L193 SmtUtils]: Spent 302.00 ms on a formula simplification that was a NOOP. DAG size: 1292 [2020-10-28 21:30:27,710 WARN L193 SmtUtils]: Spent 300.00 ms on a formula simplification that was a NOOP. DAG size: 1292 [2020-10-28 21:30:28,007 WARN L193 SmtUtils]: Spent 294.00 ms on a formula simplification that was a NOOP. DAG size: 1288 [2020-10-28 21:30:28,333 WARN L193 SmtUtils]: Spent 310.00 ms on a formula simplification that was a NOOP. DAG size: 1292 [2020-10-28 21:30:28,635 WARN L193 SmtUtils]: Spent 299.00 ms on a formula simplification that was a NOOP. DAG size: 1292 [2020-10-28 21:30:28,940 WARN L193 SmtUtils]: Spent 301.00 ms on a formula simplification that was a NOOP. DAG size: 1292 [2020-10-28 21:30:29,249 WARN L193 SmtUtils]: Spent 306.00 ms on a formula simplification that was a NOOP. DAG size: 1292 [2020-10-28 21:30:29,550 WARN L193 SmtUtils]: Spent 298.00 ms on a formula simplification that was a NOOP. DAG size: 1292 [2020-10-28 21:30:29,855 WARN L193 SmtUtils]: Spent 302.00 ms on a formula simplification that was a NOOP. DAG size: 1292 [2020-10-28 21:30:30,163 WARN L193 SmtUtils]: Spent 301.00 ms on a formula simplification that was a NOOP. DAG size: 1292 [2020-10-28 21:30:30,486 WARN L193 SmtUtils]: Spent 319.00 ms on a formula simplification that was a NOOP. DAG size: 1292 [2020-10-28 21:30:30,788 WARN L193 SmtUtils]: Spent 299.00 ms on a formula simplification that was a NOOP. DAG size: 1292 [2020-10-28 21:30:31,094 WARN L193 SmtUtils]: Spent 302.00 ms on a formula simplification that was a NOOP. DAG size: 1292 [2020-10-28 21:30:31,399 WARN L193 SmtUtils]: Spent 303.00 ms on a formula simplification that was a NOOP. DAG size: 1292 [2020-10-28 21:30:31,702 WARN L193 SmtUtils]: Spent 300.00 ms on a formula simplification that was a NOOP. DAG size: 1292 [2020-10-28 21:30:32,006 WARN L193 SmtUtils]: Spent 302.00 ms on a formula simplification that was a NOOP. DAG size: 1292 [2020-10-28 21:30:32,310 WARN L193 SmtUtils]: Spent 301.00 ms on a formula simplification that was a NOOP. DAG size: 1292 [2020-10-28 21:30:32,616 WARN L193 SmtUtils]: Spent 303.00 ms on a formula simplification that was a NOOP. DAG size: 1292 [2020-10-28 21:30:32,921 WARN L193 SmtUtils]: Spent 301.00 ms on a formula simplification that was a NOOP. DAG size: 1292 [2020-10-28 21:30:33,224 WARN L193 SmtUtils]: Spent 300.00 ms on a formula simplification that was a NOOP. DAG size: 1292 [2020-10-28 21:30:33,536 WARN L193 SmtUtils]: Spent 308.00 ms on a formula simplification that was a NOOP. DAG size: 1292 [2020-10-28 21:30:33,842 WARN L193 SmtUtils]: Spent 304.00 ms on a formula simplification that was a NOOP. DAG size: 1292 [2020-10-28 21:30:34,147 WARN L193 SmtUtils]: Spent 301.00 ms on a formula simplification that was a NOOP. DAG size: 1292 [2020-10-28 21:30:34,452 WARN L193 SmtUtils]: Spent 301.00 ms on a formula simplification that was a NOOP. DAG size: 1292 [2020-10-28 21:30:34,758 WARN L193 SmtUtils]: Spent 303.00 ms on a formula simplification that was a NOOP. DAG size: 1292 [2020-10-28 21:30:35,055 WARN L193 SmtUtils]: Spent 295.00 ms on a formula simplification that was a NOOP. DAG size: 1288 [2020-10-28 21:30:35,359 WARN L193 SmtUtils]: Spent 300.00 ms on a formula simplification that was a NOOP. DAG size: 1292 [2020-10-28 21:30:35,832 WARN L193 SmtUtils]: Spent 471.00 ms on a formula simplification. DAG size of input: 1300 DAG size of output: 16 [2020-10-28 21:30:36,152 WARN L193 SmtUtils]: Spent 317.00 ms on a formula simplification that was a NOOP. DAG size: 1292 [2020-10-28 21:30:36,455 WARN L193 SmtUtils]: Spent 301.00 ms on a formula simplification that was a NOOP. DAG size: 1292 [2020-10-28 21:30:36,760 WARN L193 SmtUtils]: Spent 301.00 ms on a formula simplification that was a NOOP. DAG size: 1292 [2020-10-28 21:30:37,067 WARN L193 SmtUtils]: Spent 305.00 ms on a formula simplification that was a NOOP. DAG size: 1292 [2020-10-28 21:30:37,379 WARN L193 SmtUtils]: Spent 309.00 ms on a formula simplification that was a NOOP. DAG size: 1292 [2020-10-28 21:30:37,683 WARN L193 SmtUtils]: Spent 301.00 ms on a formula simplification that was a NOOP. DAG size: 1292 [2020-10-28 21:30:37,996 WARN L193 SmtUtils]: Spent 306.00 ms on a formula simplification that was a NOOP. DAG size: 1292 [2020-10-28 21:30:38,306 WARN L193 SmtUtils]: Spent 307.00 ms on a formula simplification that was a NOOP. DAG size: 1292 [2020-10-28 21:30:38,615 WARN L193 SmtUtils]: Spent 307.00 ms on a formula simplification that was a NOOP. DAG size: 1292 [2020-10-28 21:30:38,919 WARN L193 SmtUtils]: Spent 301.00 ms on a formula simplification that was a NOOP. DAG size: 1292 [2020-10-28 21:30:39,223 WARN L193 SmtUtils]: Spent 302.00 ms on a formula simplification that was a NOOP. DAG size: 1292 [2020-10-28 21:30:39,527 WARN L193 SmtUtils]: Spent 302.00 ms on a formula simplification that was a NOOP. DAG size: 1292 [2020-10-28 21:30:39,836 WARN L193 SmtUtils]: Spent 303.00 ms on a formula simplification that was a NOOP. DAG size: 1292 [2020-10-28 21:30:40,146 WARN L193 SmtUtils]: Spent 308.00 ms on a formula simplification that was a NOOP. DAG size: 1292 [2020-10-28 21:30:40,475 WARN L193 SmtUtils]: Spent 324.00 ms on a formula simplification that was a NOOP. DAG size: 1292 [2020-10-28 21:30:40,783 WARN L193 SmtUtils]: Spent 307.00 ms on a formula simplification that was a NOOP. DAG size: 1292 [2020-10-28 21:30:41,091 WARN L193 SmtUtils]: Spent 305.00 ms on a formula simplification that was a NOOP. DAG size: 1292 [2020-10-28 21:30:41,483 WARN L193 SmtUtils]: Spent 389.00 ms on a formula simplification. DAG size of input: 1300 DAG size of output: 16 [2020-10-28 21:30:41,790 WARN L193 SmtUtils]: Spent 304.00 ms on a formula simplification that was a NOOP. DAG size: 1292 [2020-10-28 21:30:42,098 WARN L193 SmtUtils]: Spent 304.00 ms on a formula simplification that was a NOOP. DAG size: 1292 [2020-10-28 21:30:42,410 WARN L193 SmtUtils]: Spent 309.00 ms on a formula simplification that was a NOOP. DAG size: 1292 [2020-10-28 21:30:42,716 WARN L193 SmtUtils]: Spent 303.00 ms on a formula simplification that was a NOOP. DAG size: 1292 [2020-10-28 21:30:43,016 WARN L193 SmtUtils]: Spent 297.00 ms on a formula simplification that was a NOOP. DAG size: 1288 [2020-10-28 21:30:43,323 WARN L193 SmtUtils]: Spent 304.00 ms on a formula simplification that was a NOOP. DAG size: 1292 [2020-10-28 21:30:43,636 WARN L193 SmtUtils]: Spent 311.00 ms on a formula simplification that was a NOOP. DAG size: 1292 [2020-10-28 21:30:43,948 WARN L193 SmtUtils]: Spent 308.00 ms on a formula simplification that was a NOOP. DAG size: 1292 [2020-10-28 21:30:44,259 WARN L193 SmtUtils]: Spent 306.00 ms on a formula simplification that was a NOOP. DAG size: 1292 [2020-10-28 21:30:44,571 WARN L193 SmtUtils]: Spent 310.00 ms on a formula simplification that was a NOOP. DAG size: 1292 [2020-10-28 21:30:44,875 WARN L193 SmtUtils]: Spent 301.00 ms on a formula simplification that was a NOOP. DAG size: 1292 [2020-10-28 21:30:45,182 WARN L193 SmtUtils]: Spent 304.00 ms on a formula simplification that was a NOOP. DAG size: 1292 [2020-10-28 21:30:45,490 WARN L193 SmtUtils]: Spent 304.00 ms on a formula simplification that was a NOOP. DAG size: 1292 [2020-10-28 21:30:45,813 WARN L193 SmtUtils]: Spent 320.00 ms on a formula simplification that was a NOOP. DAG size: 1292 [2020-10-28 21:30:46,121 WARN L193 SmtUtils]: Spent 304.00 ms on a formula simplification that was a NOOP. DAG size: 1292 [2020-10-28 21:30:46,429 WARN L193 SmtUtils]: Spent 305.00 ms on a formula simplification that was a NOOP. DAG size: 1292 [2020-10-28 21:30:46,739 WARN L193 SmtUtils]: Spent 307.00 ms on a formula simplification that was a NOOP. DAG size: 1292 [2020-10-28 21:30:47,044 WARN L193 SmtUtils]: Spent 303.00 ms on a formula simplification that was a NOOP. DAG size: 1292 [2020-10-28 21:30:47,349 WARN L193 SmtUtils]: Spent 303.00 ms on a formula simplification that was a NOOP. DAG size: 1292 [2020-10-28 21:30:47,657 WARN L193 SmtUtils]: Spent 305.00 ms on a formula simplification that was a NOOP. DAG size: 1292 [2020-10-28 21:30:47,967 WARN L193 SmtUtils]: Spent 306.00 ms on a formula simplification that was a NOOP. DAG size: 1292 [2020-10-28 21:30:48,272 WARN L193 SmtUtils]: Spent 302.00 ms on a formula simplification that was a NOOP. DAG size: 1292 [2020-10-28 21:30:48,577 WARN L193 SmtUtils]: Spent 303.00 ms on a formula simplification that was a NOOP. DAG size: 1292 [2020-10-28 21:30:48,892 WARN L193 SmtUtils]: Spent 313.00 ms on a formula simplification that was a NOOP. DAG size: 1292 [2020-10-28 21:30:49,199 WARN L193 SmtUtils]: Spent 303.00 ms on a formula simplification that was a NOOP. DAG size: 1292 [2020-10-28 21:30:49,503 WARN L193 SmtUtils]: Spent 301.00 ms on a formula simplification that was a NOOP. DAG size: 1292 [2020-10-28 21:30:49,806 WARN L193 SmtUtils]: Spent 300.00 ms on a formula simplification that was a NOOP. DAG size: 1292 [2020-10-28 21:30:50,114 WARN L193 SmtUtils]: Spent 306.00 ms on a formula simplification that was a NOOP. DAG size: 1292 [2020-10-28 21:30:50,420 WARN L193 SmtUtils]: Spent 299.00 ms on a formula simplification that was a NOOP. DAG size: 1292 [2020-10-28 21:30:50,812 WARN L193 SmtUtils]: Spent 389.00 ms on a formula simplification. DAG size of input: 1300 DAG size of output: 16 [2020-10-28 21:30:51,118 WARN L193 SmtUtils]: Spent 302.00 ms on a formula simplification that was a NOOP. DAG size: 1292 [2020-10-28 21:30:51,544 WARN L193 SmtUtils]: Spent 423.00 ms on a formula simplification. DAG size of input: 1300 DAG size of output: 16 [2020-10-28 21:30:51,848 WARN L193 SmtUtils]: Spent 301.00 ms on a formula simplification that was a NOOP. DAG size: 1292 [2020-10-28 21:30:52,155 WARN L193 SmtUtils]: Spent 304.00 ms on a formula simplification that was a NOOP. DAG size: 1292 [2020-10-28 21:30:52,458 WARN L193 SmtUtils]: Spent 301.00 ms on a formula simplification that was a NOOP. DAG size: 1292 [2020-10-28 21:30:52,763 WARN L193 SmtUtils]: Spent 302.00 ms on a formula simplification that was a NOOP. DAG size: 1292 [2020-10-28 21:30:53,146 WARN L193 SmtUtils]: Spent 380.00 ms on a formula simplification. DAG size of input: 1300 DAG size of output: 16 [2020-10-28 21:30:53,449 WARN L193 SmtUtils]: Spent 301.00 ms on a formula simplification that was a NOOP. DAG size: 1292 [2020-10-28 21:30:53,755 WARN L193 SmtUtils]: Spent 303.00 ms on a formula simplification that was a NOOP. DAG size: 1292 [2020-10-28 21:30:54,069 WARN L193 SmtUtils]: Spent 311.00 ms on a formula simplification that was a NOOP. DAG size: 1292 [2020-10-28 21:30:54,373 WARN L193 SmtUtils]: Spent 302.00 ms on a formula simplification that was a NOOP. DAG size: 1292 [2020-10-28 21:30:54,676 WARN L193 SmtUtils]: Spent 300.00 ms on a formula simplification that was a NOOP. DAG size: 1292 [2020-10-28 21:30:54,980 WARN L193 SmtUtils]: Spent 301.00 ms on a formula simplification that was a NOOP. DAG size: 1292 [2020-10-28 21:30:55,284 WARN L193 SmtUtils]: Spent 301.00 ms on a formula simplification that was a NOOP. DAG size: 1292 [2020-10-28 21:30:55,587 WARN L193 SmtUtils]: Spent 300.00 ms on a formula simplification that was a NOOP. DAG size: 1292 [2020-10-28 21:30:55,891 WARN L193 SmtUtils]: Spent 302.00 ms on a formula simplification that was a NOOP. DAG size: 1292 [2020-10-28 21:30:56,197 WARN L193 SmtUtils]: Spent 302.00 ms on a formula simplification that was a NOOP. DAG size: 1292 [2020-10-28 21:30:56,503 WARN L193 SmtUtils]: Spent 303.00 ms on a formula simplification that was a NOOP. DAG size: 1292 [2020-10-28 21:30:56,805 WARN L193 SmtUtils]: Spent 300.00 ms on a formula simplification that was a NOOP. DAG size: 1292 [2020-10-28 21:30:57,108 WARN L193 SmtUtils]: Spent 300.00 ms on a formula simplification that was a NOOP. DAG size: 1292 [2020-10-28 21:30:57,415 WARN L193 SmtUtils]: Spent 304.00 ms on a formula simplification that was a NOOP. DAG size: 1292 [2020-10-28 21:30:57,720 WARN L193 SmtUtils]: Spent 302.00 ms on a formula simplification that was a NOOP. DAG size: 1292 [2020-10-28 21:30:58,024 WARN L193 SmtUtils]: Spent 302.00 ms on a formula simplification that was a NOOP. DAG size: 1292 [2020-10-28 21:30:58,329 WARN L193 SmtUtils]: Spent 301.00 ms on a formula simplification that was a NOOP. DAG size: 1292 [2020-10-28 21:30:58,635 WARN L193 SmtUtils]: Spent 304.00 ms on a formula simplification that was a NOOP. DAG size: 1292 [2020-10-28 21:30:58,954 WARN L193 SmtUtils]: Spent 313.00 ms on a formula simplification that was a NOOP. DAG size: 1292 [2020-10-28 21:30:59,258 WARN L193 SmtUtils]: Spent 302.00 ms on a formula simplification that was a NOOP. DAG size: 1292 [2020-10-28 21:30:59,564 WARN L193 SmtUtils]: Spent 302.00 ms on a formula simplification that was a NOOP. DAG size: 1292 [2020-10-28 21:30:59,869 WARN L193 SmtUtils]: Spent 304.00 ms on a formula simplification that was a NOOP. DAG size: 1292 [2020-10-28 21:31:00,175 WARN L193 SmtUtils]: Spent 302.00 ms on a formula simplification that was a NOOP. DAG size: 1292 [2020-10-28 21:31:00,478 WARN L193 SmtUtils]: Spent 301.00 ms on a formula simplification that was a NOOP. DAG size: 1292 [2020-10-28 21:31:00,785 WARN L193 SmtUtils]: Spent 305.00 ms on a formula simplification that was a NOOP. DAG size: 1292 [2020-10-28 21:31:01,091 WARN L193 SmtUtils]: Spent 303.00 ms on a formula simplification that was a NOOP. DAG size: 1292 [2020-10-28 21:31:01,397 WARN L193 SmtUtils]: Spent 304.00 ms on a formula simplification that was a NOOP. DAG size: 1292 [2020-10-28 21:31:01,696 WARN L193 SmtUtils]: Spent 297.00 ms on a formula simplification that was a NOOP. DAG size: 1288 [2020-10-28 21:31:01,999 WARN L193 SmtUtils]: Spent 300.00 ms on a formula simplification that was a NOOP. DAG size: 1292 [2020-10-28 21:31:02,304 WARN L193 SmtUtils]: Spent 302.00 ms on a formula simplification that was a NOOP. DAG size: 1292 [2020-10-28 21:31:02,607 WARN L193 SmtUtils]: Spent 301.00 ms on a formula simplification that was a NOOP. DAG size: 1292 [2020-10-28 21:31:02,915 WARN L193 SmtUtils]: Spent 303.00 ms on a formula simplification that was a NOOP. DAG size: 1292 [2020-10-28 21:31:03,218 WARN L193 SmtUtils]: Spent 301.00 ms on a formula simplification that was a NOOP. DAG size: 1292 [2020-10-28 21:31:03,530 WARN L193 SmtUtils]: Spent 302.00 ms on a formula simplification that was a NOOP. DAG size: 1292 [2020-10-28 21:31:03,837 WARN L193 SmtUtils]: Spent 302.00 ms on a formula simplification that was a NOOP. DAG size: 1292 [2020-10-28 21:31:04,226 WARN L193 SmtUtils]: Spent 386.00 ms on a formula simplification. DAG size of input: 1300 DAG size of output: 16 [2020-10-28 21:31:04,615 WARN L193 SmtUtils]: Spent 386.00 ms on a formula simplification. DAG size of input: 1300 DAG size of output: 16 [2020-10-28 21:31:04,922 WARN L193 SmtUtils]: Spent 305.00 ms on a formula simplification that was a NOOP. DAG size: 1292 [2020-10-28 21:31:05,226 WARN L193 SmtUtils]: Spent 302.00 ms on a formula simplification that was a NOOP. DAG size: 1292 [2020-10-28 21:31:05,532 WARN L193 SmtUtils]: Spent 301.00 ms on a formula simplification that was a NOOP. DAG size: 1292 [2020-10-28 21:31:05,836 WARN L193 SmtUtils]: Spent 302.00 ms on a formula simplification that was a NOOP. DAG size: 1292 [2020-10-28 21:31:06,144 WARN L193 SmtUtils]: Spent 305.00 ms on a formula simplification that was a NOOP. DAG size: 1292 [2020-10-28 21:31:06,450 WARN L193 SmtUtils]: Spent 304.00 ms on a formula simplification that was a NOOP. DAG size: 1292 [2020-10-28 21:31:06,753 WARN L193 SmtUtils]: Spent 301.00 ms on a formula simplification that was a NOOP. DAG size: 1292 [2020-10-28 21:31:07,063 WARN L193 SmtUtils]: Spent 307.00 ms on a formula simplification that was a NOOP. DAG size: 1292 [2020-10-28 21:31:07,366 WARN L193 SmtUtils]: Spent 301.00 ms on a formula simplification that was a NOOP. DAG size: 1292 [2020-10-28 21:31:07,670 WARN L193 SmtUtils]: Spent 301.00 ms on a formula simplification that was a NOOP. DAG size: 1292 [2020-10-28 21:31:07,977 WARN L193 SmtUtils]: Spent 302.00 ms on a formula simplification that was a NOOP. DAG size: 1292 [2020-10-28 21:31:08,286 WARN L193 SmtUtils]: Spent 305.00 ms on a formula simplification that was a NOOP. DAG size: 1292 [2020-10-28 21:31:08,589 WARN L193 SmtUtils]: Spent 300.00 ms on a formula simplification that was a NOOP. DAG size: 1292 [2020-10-28 21:31:08,892 WARN L193 SmtUtils]: Spent 300.00 ms on a formula simplification that was a NOOP. DAG size: 1292 [2020-10-28 21:31:09,200 WARN L193 SmtUtils]: Spent 304.00 ms on a formula simplification that was a NOOP. DAG size: 1292 [2020-10-28 21:31:09,515 WARN L193 SmtUtils]: Spent 312.00 ms on a formula simplification that was a NOOP. DAG size: 1292 [2020-10-28 21:31:09,820 WARN L193 SmtUtils]: Spent 302.00 ms on a formula simplification that was a NOOP. DAG size: 1292 [2020-10-28 21:31:10,124 WARN L193 SmtUtils]: Spent 301.00 ms on a formula simplification that was a NOOP. DAG size: 1292 [2020-10-28 21:31:10,506 WARN L193 SmtUtils]: Spent 379.00 ms on a formula simplification. DAG size of input: 1300 DAG size of output: 16 [2020-10-28 21:31:10,810 WARN L193 SmtUtils]: Spent 301.00 ms on a formula simplification that was a NOOP. DAG size: 1292 [2020-10-28 21:31:11,117 WARN L193 SmtUtils]: Spent 305.00 ms on a formula simplification that was a NOOP. DAG size: 1292 [2020-10-28 21:31:11,423 WARN L193 SmtUtils]: Spent 304.00 ms on a formula simplification that was a NOOP. DAG size: 1292 [2020-10-28 21:31:11,729 WARN L193 SmtUtils]: Spent 303.00 ms on a formula simplification that was a NOOP. DAG size: 1292 [2020-10-28 21:31:12,035 WARN L193 SmtUtils]: Spent 303.00 ms on a formula simplification that was a NOOP. DAG size: 1292 [2020-10-28 21:31:12,339 WARN L193 SmtUtils]: Spent 302.00 ms on a formula simplification that was a NOOP. DAG size: 1292 [2020-10-28 21:31:12,644 WARN L193 SmtUtils]: Spent 302.00 ms on a formula simplification that was a NOOP. DAG size: 1292 [2020-10-28 21:31:12,951 WARN L193 SmtUtils]: Spent 304.00 ms on a formula simplification that was a NOOP. DAG size: 1292 [2020-10-28 21:31:13,255 WARN L193 SmtUtils]: Spent 301.00 ms on a formula simplification that was a NOOP. DAG size: 1292 [2020-10-28 21:31:13,560 WARN L193 SmtUtils]: Spent 302.00 ms on a formula simplification that was a NOOP. DAG size: 1292 [2020-10-28 21:31:13,862 WARN L193 SmtUtils]: Spent 300.00 ms on a formula simplification that was a NOOP. DAG size: 1292 [2020-10-28 21:31:14,164 WARN L193 SmtUtils]: Spent 300.00 ms on a formula simplification that was a NOOP. DAG size: 1292 [2020-10-28 21:31:14,472 WARN L193 SmtUtils]: Spent 305.00 ms on a formula simplification that was a NOOP. DAG size: 1292 [2020-10-28 21:31:14,777 WARN L193 SmtUtils]: Spent 302.00 ms on a formula simplification that was a NOOP. DAG size: 1292 [2020-10-28 21:31:15,156 WARN L193 SmtUtils]: Spent 377.00 ms on a formula simplification. DAG size of input: 1300 DAG size of output: 16 [2020-10-28 21:31:15,462 WARN L193 SmtUtils]: Spent 301.00 ms on a formula simplification that was a NOOP. DAG size: 1292 [2020-10-28 21:31:15,767 WARN L193 SmtUtils]: Spent 302.00 ms on a formula simplification that was a NOOP. DAG size: 1292 [2020-10-28 21:31:16,072 WARN L193 SmtUtils]: Spent 303.00 ms on a formula simplification that was a NOOP. DAG size: 1292 [2020-10-28 21:31:16,377 WARN L193 SmtUtils]: Spent 301.00 ms on a formula simplification that was a NOOP. DAG size: 1292 [2020-10-28 21:31:16,683 WARN L193 SmtUtils]: Spent 304.00 ms on a formula simplification that was a NOOP. DAG size: 1292 [2020-10-28 21:31:16,987 WARN L193 SmtUtils]: Spent 302.00 ms on a formula simplification that was a NOOP. DAG size: 1292 [2020-10-28 21:31:17,291 WARN L193 SmtUtils]: Spent 301.00 ms on a formula simplification that was a NOOP. DAG size: 1292 [2020-10-28 21:31:17,595 WARN L193 SmtUtils]: Spent 300.00 ms on a formula simplification that was a NOOP. DAG size: 1292 [2020-10-28 21:31:17,900 WARN L193 SmtUtils]: Spent 302.00 ms on a formula simplification that was a NOOP. DAG size: 1292 [2020-10-28 21:31:18,218 WARN L193 SmtUtils]: Spent 316.00 ms on a formula simplification that was a NOOP. DAG size: 1292 [2020-10-28 21:31:18,520 WARN L193 SmtUtils]: Spent 300.00 ms on a formula simplification that was a NOOP. DAG size: 1292 [2020-10-28 21:31:26,682 WARN L193 SmtUtils]: Spent 8.03 s on a formula simplification. DAG size of input: 870 DAG size of output: 18 [2020-10-28 21:31:34,898 WARN L193 SmtUtils]: Spent 8.07 s on a formula simplification. DAG size of input: 870 DAG size of output: 18 [2020-10-28 21:31:43,227 WARN L193 SmtUtils]: Spent 8.10 s on a formula simplification. DAG size of input: 870 DAG size of output: 18