/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml --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 --traceabstraction.use.minimal.unsat.core.enumeration false -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-64bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--regulator--isl6271a-regulator.ko-main.cil.out.i -------------------------------------------------------------------------------- This is Ultimate 0.1.25-eb0fd7c [2020-09-21 11:00:03,840 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-09-21 11:00:03,846 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-09-21 11:00:03,889 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-09-21 11:00:03,889 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-09-21 11:00:03,897 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-09-21 11:00:03,901 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-09-21 11:00:03,905 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-09-21 11:00:03,907 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-09-21 11:00:03,910 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-09-21 11:00:03,911 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-09-21 11:00:03,912 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-09-21 11:00:03,912 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-09-21 11:00:03,915 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-09-21 11:00:03,917 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-09-21 11:00:03,919 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-09-21 11:00:03,921 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-09-21 11:00:03,923 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-09-21 11:00:03,924 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-09-21 11:00:03,932 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-09-21 11:00:03,934 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-09-21 11:00:03,935 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-09-21 11:00:03,937 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-09-21 11:00:03,937 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-09-21 11:00:03,949 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-09-21 11:00:03,949 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-09-21 11:00:03,953 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-09-21 11:00:03,954 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-09-21 11:00:03,954 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-09-21 11:00:03,955 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-09-21 11:00:03,955 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-09-21 11:00:03,959 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-09-21 11:00:03,960 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-09-21 11:00:03,961 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-09-21 11:00:03,966 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-09-21 11:00:03,966 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-09-21 11:00:03,967 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-09-21 11:00:03,967 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-09-21 11:00:03,968 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-09-21 11:00:03,968 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-09-21 11:00:03,969 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-09-21 11:00:03,970 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 [2020-09-21 11:00:03,995 INFO L113 SettingsManager]: Loading preferences was successful [2020-09-21 11:00:03,995 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-09-21 11:00:03,996 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-09-21 11:00:03,997 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-09-21 11:00:03,997 INFO L138 SettingsManager]: * Use SBE=true [2020-09-21 11:00:03,997 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-09-21 11:00:03,997 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-09-21 11:00:03,997 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-09-21 11:00:03,998 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-09-21 11:00:03,998 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-09-21 11:00:03,998 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-09-21 11:00:03,998 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-09-21 11:00:03,998 INFO L138 SettingsManager]: * Use constant arrays=true [2020-09-21 11:00:03,999 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-09-21 11:00:03,999 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-09-21 11:00:03,999 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-09-21 11:00:03,999 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-09-21 11:00:03,999 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-09-21 11:00:04,000 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-09-21 11:00:04,000 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-09-21 11:00:04,000 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-09-21 11:00:04,000 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-09-21 11:00:04,000 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-09-21 11:00:04,001 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-09-21 11:00:04,001 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-09-21 11:00:04,001 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-09-21 11:00:04,001 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-09-21 11:00:04,001 INFO L138 SettingsManager]: * To the following directory=dump/ 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.traceabstraction: Use minimal unsat core enumeration -> false [2020-09-21 11:00:04,505 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-09-21 11:00:04,522 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-09-21 11:00:04,527 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-09-21 11:00:04,529 INFO L271 PluginConnector]: Initializing CDTParser... [2020-09-21 11:00:04,529 INFO L275 PluginConnector]: CDTParser initialized [2020-09-21 11:00:04,530 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--regulator--isl6271a-regulator.ko-main.cil.out.i [2020-09-21 11:00:04,626 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/3d535d576/8c5ab336a09b43ec89ff83ba60141886/FLAG606ee27f9 [2020-09-21 11:00:05,339 INFO L306 CDTParser]: Found 1 translation units. [2020-09-21 11:00:05,340 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--regulator--isl6271a-regulator.ko-main.cil.out.i [2020-09-21 11:00:05,380 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/3d535d576/8c5ab336a09b43ec89ff83ba60141886/FLAG606ee27f9 [2020-09-21 11:00:05,499 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/3d535d576/8c5ab336a09b43ec89ff83ba60141886 [2020-09-21 11:00:05,514 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-09-21 11:00:05,523 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-09-21 11:00:05,526 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-09-21 11:00:05,526 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-09-21 11:00:05,531 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-09-21 11:00:05,532 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 11:00:05" (1/1) ... [2020-09-21 11:00:05,537 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@243026c0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 11:00:05, skipping insertion in model container [2020-09-21 11:00:05,537 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 11:00:05" (1/1) ... [2020-09-21 11:00:05,548 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-09-21 11:00:05,647 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-09-21 11:00:06,535 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-09-21 11:00:06,568 INFO L203 MainTranslator]: Completed pre-run [2020-09-21 11:00:06,833 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-09-21 11:00:06,954 INFO L208 MainTranslator]: Completed translation [2020-09-21 11:00:06,956 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 11:00:06 WrapperNode [2020-09-21 11:00:06,956 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-09-21 11:00:06,957 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-09-21 11:00:06,957 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-09-21 11:00:06,957 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-09-21 11:00:06,975 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 11:00:06" (1/1) ... [2020-09-21 11:00:06,976 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 11:00:06" (1/1) ... [2020-09-21 11:00:07,035 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 11:00:06" (1/1) ... [2020-09-21 11:00:07,036 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 11:00:06" (1/1) ... [2020-09-21 11:00:07,115 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 11:00:06" (1/1) ... [2020-09-21 11:00:07,126 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 11:00:06" (1/1) ... [2020-09-21 11:00:07,135 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 11:00:06" (1/1) ... [2020-09-21 11:00:07,149 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-09-21 11:00:07,150 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-09-21 11:00:07,150 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-09-21 11:00:07,150 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-09-21 11:00:07,151 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 11:00:06" (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 [2020-09-21 11:00:07,231 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-09-21 11:00:07,231 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-09-21 11:00:07,231 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~~u32~0 [2020-09-21 11:00:07,232 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2020-09-21 11:00:07,232 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2020-09-21 11:00:07,232 INFO L138 BoogieDeclarations]: Found implementation of procedure i2c_get_clientdata [2020-09-21 11:00:07,232 INFO L138 BoogieDeclarations]: Found implementation of procedure i2c_set_clientdata [2020-09-21 11:00:07,232 INFO L138 BoogieDeclarations]: Found implementation of procedure i2c_get_functionality [2020-09-21 11:00:07,233 INFO L138 BoogieDeclarations]: Found implementation of procedure i2c_check_functionality [2020-09-21 11:00:07,233 INFO L138 BoogieDeclarations]: Found implementation of procedure isl6271a_get_voltage_sel [2020-09-21 11:00:07,233 INFO L138 BoogieDeclarations]: Found implementation of procedure isl6271a_set_voltage_sel [2020-09-21 11:00:07,233 INFO L138 BoogieDeclarations]: Found implementation of procedure isl6271a_probe [2020-09-21 11:00:07,234 INFO L138 BoogieDeclarations]: Found implementation of procedure isl6271a_remove [2020-09-21 11:00:07,234 INFO L138 BoogieDeclarations]: Found implementation of procedure isl6271a_init [2020-09-21 11:00:07,234 INFO L138 BoogieDeclarations]: Found implementation of procedure isl6271a_cleanup [2020-09-21 11:00:07,234 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-09-21 11:00:07,234 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_1 [2020-09-21 11:00:07,235 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_2 [2020-09-21 11:00:07,235 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_3 [2020-09-21 11:00:07,236 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_4 [2020-09-21 11:00:07,236 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_5 [2020-09-21 11:00:07,236 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_6 [2020-09-21 11:00:07,237 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_7 [2020-09-21 11:00:07,237 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_8 [2020-09-21 11:00:07,237 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_9 [2020-09-21 11:00:07,237 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_10 [2020-09-21 11:00:07,237 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_11 [2020-09-21 11:00:07,237 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2020-09-21 11:00:07,238 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2020-09-21 11:00:07,238 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_trap [2020-09-21 11:00:07,238 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_cred_guard_mutex_of_signal_struct [2020-09-21 11:00:07,238 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_killable_cred_guard_mutex_of_signal_struct [2020-09-21 11:00:07,238 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_cred_guard_mutex_of_signal_struct [2020-09-21 11:00:07,238 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_cred_guard_mutex_of_signal_struct [2020-09-21 11:00:07,239 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_mutex_lock_cred_guard_mutex_of_signal_struct [2020-09-21 11:00:07,239 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_is_locked_cred_guard_mutex_of_signal_struct [2020-09-21 11:00:07,239 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_cred_guard_mutex_of_signal_struct [2020-09-21 11:00:07,239 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_lock [2020-09-21 11:00:07,239 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_killable_lock [2020-09-21 11:00:07,239 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_lock [2020-09-21 11:00:07,239 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_lock [2020-09-21 11:00:07,239 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_mutex_lock_lock [2020-09-21 11:00:07,240 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_is_locked_lock [2020-09-21 11:00:07,240 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_lock [2020-09-21 11:00:07,240 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_mtx_of_isl_pmic [2020-09-21 11:00:07,240 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_killable_mtx_of_isl_pmic [2020-09-21 11:00:07,240 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_mtx_of_isl_pmic [2020-09-21 11:00:07,241 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_mtx_of_isl_pmic [2020-09-21 11:00:07,241 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_mutex_lock_mtx_of_isl_pmic [2020-09-21 11:00:07,241 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_is_locked_mtx_of_isl_pmic [2020-09-21 11:00:07,241 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_mtx_of_isl_pmic [2020-09-21 11:00:07,241 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_mutex_of_device [2020-09-21 11:00:07,241 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_killable_mutex_of_device [2020-09-21 11:00:07,241 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_mutex_of_device [2020-09-21 11:00:07,241 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_mutex_of_device [2020-09-21 11:00:07,242 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_mutex_lock_mutex_of_device [2020-09-21 11:00:07,242 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_is_locked_mutex_of_device [2020-09-21 11:00:07,242 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_mutex_of_device [2020-09-21 11:00:07,242 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2020-09-21 11:00:07,242 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2020-09-21 11:00:07,242 INFO L138 BoogieDeclarations]: Found implementation of procedure __mutex_init [2020-09-21 11:00:07,242 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2020-09-21 11:00:07,242 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2020-09-21 11:00:07,243 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2020-09-21 11:00:07,243 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2020-09-21 11:00:07,243 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_set_drvdata [2020-09-21 11:00:07,243 INFO L138 BoogieDeclarations]: Found implementation of procedure devm_kzalloc [2020-09-21 11:00:07,243 INFO L138 BoogieDeclarations]: Found implementation of procedure i2c_del_driver [2020-09-21 11:00:07,243 INFO L138 BoogieDeclarations]: Found implementation of procedure i2c_register_driver [2020-09-21 11:00:07,243 INFO L138 BoogieDeclarations]: Found implementation of procedure i2c_smbus_read_byte [2020-09-21 11:00:07,244 INFO L138 BoogieDeclarations]: Found implementation of procedure i2c_smbus_write_byte [2020-09-21 11:00:07,244 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock [2020-09-21 11:00:07,244 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_trylock [2020-09-21 11:00:07,244 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2020-09-21 11:00:07,244 INFO L138 BoogieDeclarations]: Found implementation of procedure rdev_get_drvdata [2020-09-21 11:00:07,244 INFO L138 BoogieDeclarations]: Found implementation of procedure regulator_list_voltage_linear [2020-09-21 11:00:07,244 INFO L138 BoogieDeclarations]: Found implementation of procedure regulator_map_voltage_linear [2020-09-21 11:00:07,244 INFO L138 BoogieDeclarations]: Found implementation of procedure regulator_register [2020-09-21 11:00:07,245 INFO L138 BoogieDeclarations]: Found implementation of procedure regulator_unregister [2020-09-21 11:00:07,245 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2020-09-21 11:00:07,245 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-09-21 11:00:07,245 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2020-09-21 11:00:07,245 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2020-09-21 11:00:07,246 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2020-09-21 11:00:07,246 INFO L130 BoogieDeclarations]: Found specification of procedure __mutex_init [2020-09-21 11:00:07,246 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_trylock [2020-09-21 11:00:07,246 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_4 [2020-09-21 11:00:07,246 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2020-09-21 11:00:07,246 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_2 [2020-09-21 11:00:07,247 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_5 [2020-09-21 11:00:07,247 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_7 [2020-09-21 11:00:07,247 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_9 [2020-09-21 11:00:07,247 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_11 [2020-09-21 11:00:07,247 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock [2020-09-21 11:00:07,247 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_1 [2020-09-21 11:00:07,247 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_3 [2020-09-21 11:00:07,247 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_6 [2020-09-21 11:00:07,247 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_8 [2020-09-21 11:00:07,248 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_10 [2020-09-21 11:00:07,248 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_cred_guard_mutex_of_signal_struct [2020-09-21 11:00:07,248 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_cred_guard_mutex_of_signal_struct [2020-09-21 11:00:07,248 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_lock [2020-09-21 11:00:07,248 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_lock [2020-09-21 11:00:07,248 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_mtx_of_isl_pmic [2020-09-21 11:00:07,248 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_mtx_of_isl_pmic [2020-09-21 11:00:07,248 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_mutex_of_device [2020-09-21 11:00:07,248 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_mutex_of_device [2020-09-21 11:00:07,249 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_mutex_of_device [2020-09-21 11:00:07,249 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-09-21 11:00:07,249 INFO L130 BoogieDeclarations]: Found specification of procedure devm_kzalloc [2020-09-21 11:00:07,249 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2020-09-21 11:00:07,249 INFO L130 BoogieDeclarations]: Found specification of procedure dev_set_drvdata [2020-09-21 11:00:07,249 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2020-09-21 11:00:07,249 INFO L130 BoogieDeclarations]: Found specification of procedure regulator_register [2020-09-21 11:00:07,249 INFO L130 BoogieDeclarations]: Found specification of procedure regulator_unregister [2020-09-21 11:00:07,249 INFO L130 BoogieDeclarations]: Found specification of procedure rdev_get_drvdata [2020-09-21 11:00:07,249 INFO L130 BoogieDeclarations]: Found specification of procedure regulator_list_voltage_linear [2020-09-21 11:00:07,250 INFO L130 BoogieDeclarations]: Found specification of procedure regulator_map_voltage_linear [2020-09-21 11:00:07,250 INFO L130 BoogieDeclarations]: Found specification of procedure i2c_smbus_read_byte [2020-09-21 11:00:07,250 INFO L130 BoogieDeclarations]: Found specification of procedure i2c_smbus_write_byte [2020-09-21 11:00:07,250 INFO L130 BoogieDeclarations]: Found specification of procedure i2c_get_clientdata [2020-09-21 11:00:07,250 INFO L130 BoogieDeclarations]: Found specification of procedure i2c_set_clientdata [2020-09-21 11:00:07,250 INFO L130 BoogieDeclarations]: Found specification of procedure i2c_register_driver [2020-09-21 11:00:07,251 INFO L130 BoogieDeclarations]: Found specification of procedure i2c_del_driver [2020-09-21 11:00:07,251 INFO L130 BoogieDeclarations]: Found specification of procedure i2c_get_functionality [2020-09-21 11:00:07,251 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~~u32~0 [2020-09-21 11:00:07,251 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-09-21 11:00:07,251 INFO L130 BoogieDeclarations]: Found specification of procedure i2c_check_functionality [2020-09-21 11:00:07,251 INFO L130 BoogieDeclarations]: Found specification of procedure isl6271a_get_voltage_sel [2020-09-21 11:00:07,252 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-09-21 11:00:07,252 INFO L130 BoogieDeclarations]: Found specification of procedure isl6271a_set_voltage_sel [2020-09-21 11:00:07,252 INFO L130 BoogieDeclarations]: Found specification of procedure isl6271a_probe [2020-09-21 11:00:07,252 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-09-21 11:00:07,252 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-09-21 11:00:07,252 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-09-21 11:00:07,252 INFO L130 BoogieDeclarations]: Found specification of procedure isl6271a_remove [2020-09-21 11:00:07,253 INFO L130 BoogieDeclarations]: Found specification of procedure isl6271a_init [2020-09-21 11:00:07,253 INFO L130 BoogieDeclarations]: Found specification of procedure isl6271a_cleanup [2020-09-21 11:00:07,253 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2020-09-21 11:00:07,253 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2020-09-21 11:00:07,253 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-09-21 11:00:07,253 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2020-09-21 11:00:07,254 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_trap [2020-09-21 11:00:07,254 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_cred_guard_mutex_of_signal_struct [2020-09-21 11:00:07,254 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_killable_cred_guard_mutex_of_signal_struct [2020-09-21 11:00:07,254 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_cred_guard_mutex_of_signal_struct [2020-09-21 11:00:07,254 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_mutex_lock_cred_guard_mutex_of_signal_struct [2020-09-21 11:00:07,255 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_is_locked_cred_guard_mutex_of_signal_struct [2020-09-21 11:00:07,255 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_lock [2020-09-21 11:00:07,255 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_killable_lock [2020-09-21 11:00:07,255 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_lock [2020-09-21 11:00:07,255 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_mutex_lock_lock [2020-09-21 11:00:07,255 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_is_locked_lock [2020-09-21 11:00:07,255 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_mtx_of_isl_pmic [2020-09-21 11:00:07,256 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_killable_mtx_of_isl_pmic [2020-09-21 11:00:07,256 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_mtx_of_isl_pmic [2020-09-21 11:00:07,256 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_mutex_lock_mtx_of_isl_pmic [2020-09-21 11:00:07,256 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_is_locked_mtx_of_isl_pmic [2020-09-21 11:00:07,256 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_mutex_of_device [2020-09-21 11:00:07,256 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_killable_mutex_of_device [2020-09-21 11:00:07,256 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_mutex_lock_mutex_of_device [2020-09-21 11:00:07,257 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_is_locked_mutex_of_device [2020-09-21 11:00:07,257 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2020-09-21 11:00:07,257 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-09-21 11:00:07,257 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-09-21 11:00:07,257 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2020-09-21 11:00:07,257 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2020-09-21 11:00:07,258 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-09-21 11:00:07,258 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-09-21 11:00:07,258 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2020-09-21 11:00:07,258 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-09-21 11:00:07,258 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-09-21 11:00:07,258 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2020-09-21 11:00:07,258 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-09-21 11:00:07,259 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-09-21 11:00:08,673 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-09-21 11:00:08,673 INFO L295 CfgBuilder]: Removed 0 assume(true) statements. [2020-09-21 11:00:08,687 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.09 11:00:08 BoogieIcfgContainer [2020-09-21 11:00:08,688 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-09-21 11:00:08,691 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-09-21 11:00:08,691 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-09-21 11:00:08,695 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-09-21 11:00:08,695 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.09 11:00:05" (1/3) ... [2020-09-21 11:00:08,696 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@374b522c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.09 11:00:08, skipping insertion in model container [2020-09-21 11:00:08,696 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 11:00:06" (2/3) ... [2020-09-21 11:00:08,697 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@374b522c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.09 11:00:08, skipping insertion in model container [2020-09-21 11:00:08,697 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.09 11:00:08" (3/3) ... [2020-09-21 11:00:08,699 INFO L109 eAbstractionObserver]: Analyzing ICFG 32_7a_cilled_linux-3.8-rc1-drivers--regulator--isl6271a-regulator.ko-main.cil.out.i [2020-09-21 11:00:08,711 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-09-21 11:00:08,724 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-09-21 11:00:08,746 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-09-21 11:00:08,780 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-09-21 11:00:08,781 INFO L376 AbstractCegarLoop]: Hoare is true [2020-09-21 11:00:08,781 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-09-21 11:00:08,781 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-09-21 11:00:08,781 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-09-21 11:00:08,781 INFO L380 AbstractCegarLoop]: Difference is false [2020-09-21 11:00:08,781 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-09-21 11:00:08,782 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-09-21 11:00:08,822 INFO L276 IsEmpty]: Start isEmpty. Operand 397 states. [2020-09-21 11:00:08,833 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2020-09-21 11:00:08,834 INFO L414 BasicCegarLoop]: Found error trace [2020-09-21 11:00:08,835 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] [2020-09-21 11:00:08,835 INFO L427 AbstractCegarLoop]: === Iteration 1 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-21 11:00:08,842 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-21 11:00:08,843 INFO L82 PathProgramCache]: Analyzing trace with hash 918442567, now seen corresponding path program 1 times [2020-09-21 11:00:08,852 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-21 11:00:08,852 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [904017154] [2020-09-21 11:00:08,853 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-21 11:00:09,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:00:09,621 WARN L193 SmtUtils]: Spent 217.00 ms on a formula simplification that was a NOOP. DAG size: 169 [2020-09-21 11:00:09,622 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-21 11:00:09,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:00:09,701 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-09-21 11:00:09,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:00:09,710 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-09-21 11:00:09,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:00:09,716 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-21 11:00:09,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:00:09,729 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-09-21 11:00:09,730 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [904017154] [2020-09-21 11:00:09,732 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-21 11:00:09,733 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-09-21 11:00:09,734 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1558857203] [2020-09-21 11:00:09,739 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-09-21 11:00:09,740 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-21 11:00:09,757 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-09-21 11:00:09,758 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-09-21 11:00:09,761 INFO L87 Difference]: Start difference. First operand 397 states. Second operand 5 states. [2020-09-21 11:00:10,134 WARN L193 SmtUtils]: Spent 240.00 ms on a formula simplification that was a NOOP. DAG size: 171 [2020-09-21 11:00:13,016 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-21 11:00:13,017 INFO L93 Difference]: Finished difference Result 873 states and 1132 transitions. [2020-09-21 11:00:13,019 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-09-21 11:00:13,020 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 29 [2020-09-21 11:00:13,020 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-21 11:00:13,044 INFO L225 Difference]: With dead ends: 873 [2020-09-21 11:00:13,044 INFO L226 Difference]: Without dead ends: 585 [2020-09-21 11:00:13,053 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2020-09-21 11:00:13,070 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 585 states. [2020-09-21 11:00:13,212 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 585 to 523. [2020-09-21 11:00:13,214 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 523 states. [2020-09-21 11:00:13,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 523 states to 523 states and 635 transitions. [2020-09-21 11:00:13,220 INFO L78 Accepts]: Start accepts. Automaton has 523 states and 635 transitions. Word has length 29 [2020-09-21 11:00:13,220 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-21 11:00:13,220 INFO L479 AbstractCegarLoop]: Abstraction has 523 states and 635 transitions. [2020-09-21 11:00:13,221 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-09-21 11:00:13,221 INFO L276 IsEmpty]: Start isEmpty. Operand 523 states and 635 transitions. [2020-09-21 11:00:13,224 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2020-09-21 11:00:13,224 INFO L414 BasicCegarLoop]: Found error trace [2020-09-21 11:00:13,225 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] [2020-09-21 11:00:13,225 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-09-21 11:00:13,225 INFO L427 AbstractCegarLoop]: === Iteration 2 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-21 11:00:13,225 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-21 11:00:13,226 INFO L82 PathProgramCache]: Analyzing trace with hash -248406404, now seen corresponding path program 1 times [2020-09-21 11:00:13,226 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-21 11:00:13,226 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [505669298] [2020-09-21 11:00:13,226 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-21 11:00:13,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:00:13,582 WARN L193 SmtUtils]: Spent 195.00 ms on a formula simplification that was a NOOP. DAG size: 169 [2020-09-21 11:00:13,583 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-21 11:00:13,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:00:13,652 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-09-21 11:00:13,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:00:13,669 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-09-21 11:00:13,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:00:13,692 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-21 11:00:13,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:00:13,714 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-09-21 11:00:13,715 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [505669298] [2020-09-21 11:00:13,715 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-21 11:00:13,746 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-09-21 11:00:13,746 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [316608893] [2020-09-21 11:00:13,749 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-09-21 11:00:13,750 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-21 11:00:13,750 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-09-21 11:00:13,750 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-09-21 11:00:13,750 INFO L87 Difference]: Start difference. First operand 523 states and 635 transitions. Second operand 5 states. [2020-09-21 11:00:14,133 WARN L193 SmtUtils]: Spent 235.00 ms on a formula simplification that was a NOOP. DAG size: 171 [2020-09-21 11:00:15,762 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-21 11:00:15,762 INFO L93 Difference]: Finished difference Result 583 states and 710 transitions. [2020-09-21 11:00:15,763 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-09-21 11:00:15,763 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 34 [2020-09-21 11:00:15,764 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-21 11:00:15,769 INFO L225 Difference]: With dead ends: 583 [2020-09-21 11:00:15,770 INFO L226 Difference]: Without dead ends: 580 [2020-09-21 11:00:15,771 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2020-09-21 11:00:15,773 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 580 states. [2020-09-21 11:00:15,841 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 580 to 522. [2020-09-21 11:00:15,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 522 states. [2020-09-21 11:00:15,845 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 522 states to 522 states and 633 transitions. [2020-09-21 11:00:15,845 INFO L78 Accepts]: Start accepts. Automaton has 522 states and 633 transitions. Word has length 34 [2020-09-21 11:00:15,846 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-21 11:00:15,846 INFO L479 AbstractCegarLoop]: Abstraction has 522 states and 633 transitions. [2020-09-21 11:00:15,846 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-09-21 11:00:15,846 INFO L276 IsEmpty]: Start isEmpty. Operand 522 states and 633 transitions. [2020-09-21 11:00:15,848 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2020-09-21 11:00:15,848 INFO L414 BasicCegarLoop]: Found error trace [2020-09-21 11:00:15,848 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, 1] [2020-09-21 11:00:15,849 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-09-21 11:00:15,849 INFO L427 AbstractCegarLoop]: === Iteration 3 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-21 11:00:15,849 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-21 11:00:15,849 INFO L82 PathProgramCache]: Analyzing trace with hash 889050132, now seen corresponding path program 1 times [2020-09-21 11:00:15,850 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-21 11:00:15,850 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1477708905] [2020-09-21 11:00:15,850 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-21 11:00:15,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:00:16,257 WARN L193 SmtUtils]: Spent 202.00 ms on a formula simplification that was a NOOP. DAG size: 169 [2020-09-21 11:00:16,258 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-21 11:00:16,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:00:16,326 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-09-21 11:00:16,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:00:16,336 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-09-21 11:00:16,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:00:16,347 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-21 11:00:16,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:00:16,357 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-09-21 11:00:16,358 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1477708905] [2020-09-21 11:00:16,358 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-21 11:00:16,358 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-09-21 11:00:16,358 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1440661193] [2020-09-21 11:00:16,359 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-09-21 11:00:16,359 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-21 11:00:16,359 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-09-21 11:00:16,360 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-09-21 11:00:16,360 INFO L87 Difference]: Start difference. First operand 522 states and 633 transitions. Second operand 5 states. [2020-09-21 11:00:16,699 WARN L193 SmtUtils]: Spent 214.00 ms on a formula simplification that was a NOOP. DAG size: 171 [2020-09-21 11:00:18,317 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-21 11:00:18,318 INFO L93 Difference]: Finished difference Result 582 states and 708 transitions. [2020-09-21 11:00:18,318 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-09-21 11:00:18,318 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 35 [2020-09-21 11:00:18,319 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-21 11:00:18,324 INFO L225 Difference]: With dead ends: 582 [2020-09-21 11:00:18,324 INFO L226 Difference]: Without dead ends: 579 [2020-09-21 11:00:18,325 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2020-09-21 11:00:18,326 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 579 states. [2020-09-21 11:00:18,395 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 579 to 521. [2020-09-21 11:00:18,395 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 521 states. [2020-09-21 11:00:18,398 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 521 states to 521 states and 631 transitions. [2020-09-21 11:00:18,399 INFO L78 Accepts]: Start accepts. Automaton has 521 states and 631 transitions. Word has length 35 [2020-09-21 11:00:18,399 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-21 11:00:18,399 INFO L479 AbstractCegarLoop]: Abstraction has 521 states and 631 transitions. [2020-09-21 11:00:18,399 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-09-21 11:00:18,400 INFO L276 IsEmpty]: Start isEmpty. Operand 521 states and 631 transitions. [2020-09-21 11:00:18,401 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2020-09-21 11:00:18,402 INFO L414 BasicCegarLoop]: Found error trace [2020-09-21 11:00:18,402 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, 1, 1] [2020-09-21 11:00:18,402 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-09-21 11:00:18,402 INFO L427 AbstractCegarLoop]: === Iteration 4 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-21 11:00:18,402 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-21 11:00:18,403 INFO L82 PathProgramCache]: Analyzing trace with hash 1790469247, now seen corresponding path program 1 times [2020-09-21 11:00:18,403 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-21 11:00:18,403 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1913839741] [2020-09-21 11:00:18,403 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-21 11:00:18,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:00:18,780 WARN L193 SmtUtils]: Spent 244.00 ms on a formula simplification that was a NOOP. DAG size: 169 [2020-09-21 11:00:18,781 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-21 11:00:18,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:00:18,842 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-09-21 11:00:18,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:00:18,851 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-09-21 11:00:18,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:00:18,861 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-21 11:00:18,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:00:18,870 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-09-21 11:00:18,871 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1913839741] [2020-09-21 11:00:18,871 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-21 11:00:18,871 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-09-21 11:00:18,871 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1472912800] [2020-09-21 11:00:18,872 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-09-21 11:00:18,872 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-21 11:00:18,872 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-09-21 11:00:18,873 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-09-21 11:00:18,873 INFO L87 Difference]: Start difference. First operand 521 states and 631 transitions. Second operand 5 states. [2020-09-21 11:00:19,237 WARN L193 SmtUtils]: Spent 227.00 ms on a formula simplification that was a NOOP. DAG size: 171 [2020-09-21 11:00:20,844 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-21 11:00:20,844 INFO L93 Difference]: Finished difference Result 583 states and 707 transitions. [2020-09-21 11:00:20,845 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-09-21 11:00:20,845 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 36 [2020-09-21 11:00:20,845 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-21 11:00:20,849 INFO L225 Difference]: With dead ends: 583 [2020-09-21 11:00:20,849 INFO L226 Difference]: Without dead ends: 579 [2020-09-21 11:00:20,850 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2020-09-21 11:00:20,851 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 579 states. [2020-09-21 11:00:20,913 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 579 to 519. [2020-09-21 11:00:20,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 519 states. [2020-09-21 11:00:20,917 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 519 states to 519 states and 626 transitions. [2020-09-21 11:00:20,917 INFO L78 Accepts]: Start accepts. Automaton has 519 states and 626 transitions. Word has length 36 [2020-09-21 11:00:20,918 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-21 11:00:20,918 INFO L479 AbstractCegarLoop]: Abstraction has 519 states and 626 transitions. [2020-09-21 11:00:20,918 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-09-21 11:00:20,918 INFO L276 IsEmpty]: Start isEmpty. Operand 519 states and 626 transitions. [2020-09-21 11:00:20,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2020-09-21 11:00:20,920 INFO L414 BasicCegarLoop]: Found error trace [2020-09-21 11:00:20,920 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, 1, 1, 1] [2020-09-21 11:00:20,921 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-09-21 11:00:20,921 INFO L427 AbstractCegarLoop]: === Iteration 5 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-21 11:00:20,921 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-21 11:00:20,921 INFO L82 PathProgramCache]: Analyzing trace with hash -330304393, now seen corresponding path program 1 times [2020-09-21 11:00:20,921 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-21 11:00:20,922 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1864734547] [2020-09-21 11:00:20,922 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-21 11:00:20,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:00:21,218 WARN L193 SmtUtils]: Spent 171.00 ms on a formula simplification that was a NOOP. DAG size: 169 [2020-09-21 11:00:21,219 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-21 11:00:21,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:00:21,279 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-09-21 11:00:21,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:00:21,291 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-09-21 11:00:21,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:00:21,302 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-21 11:00:21,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:00:21,311 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-09-21 11:00:21,311 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1864734547] [2020-09-21 11:00:21,312 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-21 11:00:21,312 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-09-21 11:00:21,312 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2013511828] [2020-09-21 11:00:21,313 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-09-21 11:00:21,313 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-21 11:00:21,313 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-09-21 11:00:21,313 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-09-21 11:00:21,314 INFO L87 Difference]: Start difference. First operand 519 states and 626 transitions. Second operand 5 states. [2020-09-21 11:00:21,576 WARN L193 SmtUtils]: Spent 183.00 ms on a formula simplification that was a NOOP. DAG size: 171 [2020-09-21 11:00:22,840 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-21 11:00:22,840 INFO L93 Difference]: Finished difference Result 579 states and 701 transitions. [2020-09-21 11:00:22,843 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-09-21 11:00:22,843 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 37 [2020-09-21 11:00:22,843 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-21 11:00:22,847 INFO L225 Difference]: With dead ends: 579 [2020-09-21 11:00:22,847 INFO L226 Difference]: Without dead ends: 563 [2020-09-21 11:00:22,848 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 8 SyntacticMatches, 1 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2020-09-21 11:00:22,849 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 563 states. [2020-09-21 11:00:22,909 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 563 to 505. [2020-09-21 11:00:22,909 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 505 states. [2020-09-21 11:00:22,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 505 states to 505 states and 609 transitions. [2020-09-21 11:00:22,912 INFO L78 Accepts]: Start accepts. Automaton has 505 states and 609 transitions. Word has length 37 [2020-09-21 11:00:22,913 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-21 11:00:22,913 INFO L479 AbstractCegarLoop]: Abstraction has 505 states and 609 transitions. [2020-09-21 11:00:22,913 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-09-21 11:00:22,913 INFO L276 IsEmpty]: Start isEmpty. Operand 505 states and 609 transitions. [2020-09-21 11:00:22,916 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2020-09-21 11:00:22,916 INFO L414 BasicCegarLoop]: Found error trace [2020-09-21 11:00:22,916 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-21 11:00:22,916 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-09-21 11:00:22,916 INFO L427 AbstractCegarLoop]: === Iteration 6 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-21 11:00:22,917 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-21 11:00:22,917 INFO L82 PathProgramCache]: Analyzing trace with hash 2113230465, now seen corresponding path program 1 times [2020-09-21 11:00:22,917 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-21 11:00:22,917 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [403019655] [2020-09-21 11:00:22,918 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-21 11:00:22,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:00:23,207 WARN L193 SmtUtils]: Spent 176.00 ms on a formula simplification that was a NOOP. DAG size: 169 [2020-09-21 11:00:23,208 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-21 11:00:23,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:00:23,272 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-09-21 11:00:23,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:00:23,291 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-09-21 11:00:23,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:00:23,302 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-21 11:00:23,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:00:23,319 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2020-09-21 11:00:23,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:00:23,328 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-21 11:00:23,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:00:23,334 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-09-21 11:00:23,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:00:23,341 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2020-09-21 11:00:23,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:00:23,352 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-09-21 11:00:23,352 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [403019655] [2020-09-21 11:00:23,353 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-21 11:00:23,353 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-09-21 11:00:23,353 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [122852536] [2020-09-21 11:00:23,354 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-09-21 11:00:23,354 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-21 11:00:23,354 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-09-21 11:00:23,354 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2020-09-21 11:00:23,355 INFO L87 Difference]: Start difference. First operand 505 states and 609 transitions. Second operand 7 states. [2020-09-21 11:00:23,645 WARN L193 SmtUtils]: Spent 233.00 ms on a formula simplification that was a NOOP. DAG size: 171 [2020-09-21 11:00:26,113 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-21 11:00:26,113 INFO L93 Difference]: Finished difference Result 1612 states and 2053 transitions. [2020-09-21 11:00:26,115 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-09-21 11:00:26,115 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 62 [2020-09-21 11:00:26,115 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-21 11:00:26,122 INFO L225 Difference]: With dead ends: 1612 [2020-09-21 11:00:26,122 INFO L226 Difference]: Without dead ends: 1118 [2020-09-21 11:00:26,125 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 17 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=33, Invalid=57, Unknown=0, NotChecked=0, Total=90 [2020-09-21 11:00:26,127 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1118 states. [2020-09-21 11:00:26,238 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1118 to 811. [2020-09-21 11:00:26,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 811 states. [2020-09-21 11:00:26,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 811 states to 811 states and 980 transitions. [2020-09-21 11:00:26,244 INFO L78 Accepts]: Start accepts. Automaton has 811 states and 980 transitions. Word has length 62 [2020-09-21 11:00:26,244 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-21 11:00:26,245 INFO L479 AbstractCegarLoop]: Abstraction has 811 states and 980 transitions. [2020-09-21 11:00:26,245 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-09-21 11:00:26,245 INFO L276 IsEmpty]: Start isEmpty. Operand 811 states and 980 transitions. [2020-09-21 11:00:26,248 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2020-09-21 11:00:26,248 INFO L414 BasicCegarLoop]: Found error trace [2020-09-21 11:00:26,248 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-21 11:00:26,249 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-09-21 11:00:26,249 INFO L427 AbstractCegarLoop]: === Iteration 7 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-21 11:00:26,249 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-21 11:00:26,249 INFO L82 PathProgramCache]: Analyzing trace with hash -668603878, now seen corresponding path program 1 times [2020-09-21 11:00:26,249 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-21 11:00:26,250 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [676439030] [2020-09-21 11:00:26,250 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-21 11:00:26,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:00:26,538 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 169 [2020-09-21 11:00:26,539 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-21 11:00:26,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:00:26,595 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-09-21 11:00:26,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:00:26,601 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-09-21 11:00:26,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:00:26,609 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-21 11:00:26,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:00:26,626 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2020-09-21 11:00:26,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:00:26,634 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-21 11:00:26,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:00:26,651 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2020-09-21 11:00:26,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:00:26,663 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-21 11:00:26,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:00:26,673 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-09-21 11:00:26,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:00:26,680 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2020-09-21 11:00:26,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 11:00:26,699 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-09-21 11:00:26,699 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [676439030] [2020-09-21 11:00:26,700 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-21 11:00:26,700 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-09-21 11:00:26,700 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [118464433] [2020-09-21 11:00:26,701 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-09-21 11:00:26,701 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-21 11:00:26,701 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-09-21 11:00:26,701 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2020-09-21 11:00:26,702 INFO L87 Difference]: Start difference. First operand 811 states and 980 transitions. Second operand 7 states. [2020-09-21 11:00:28,417 WARN L193 SmtUtils]: Spent 154.00 ms on a formula simplification that was a NOOP. DAG size: 171 [2020-09-21 11:00:29,124 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-21 11:00:29,124 INFO L93 Difference]: Finished difference Result 1118 states and 1451 transitions. [2020-09-21 11:00:29,125 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-09-21 11:00:29,125 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 80 [2020-09-21 11:00:29,125 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-21 11:00:29,126 INFO L225 Difference]: With dead ends: 1118 [2020-09-21 11:00:29,126 INFO L226 Difference]: Without dead ends: 0 [2020-09-21 11:00:29,130 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 23 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2020-09-21 11:00:29,130 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-09-21 11:00:29,130 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-09-21 11:00:29,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-09-21 11:00:29,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-09-21 11:00:29,131 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 80 [2020-09-21 11:00:29,131 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-21 11:00:29,132 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-09-21 11:00:29,132 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-09-21 11:00:29,132 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-09-21 11:00:29,132 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-09-21 11:00:29,132 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-09-21 11:00:29,134 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-09-21 11:00:29,288 WARN L193 SmtUtils]: Spent 144.00 ms on a formula simplification that was a NOOP. DAG size: 175 [2020-09-21 11:00:29,438 WARN L193 SmtUtils]: Spent 149.00 ms on a formula simplification that was a NOOP. DAG size: 177 [2020-09-21 11:00:29,581 WARN L193 SmtUtils]: Spent 142.00 ms on a formula simplification that was a NOOP. DAG size: 176 [2020-09-21 11:00:29,721 WARN L193 SmtUtils]: Spent 137.00 ms on a formula simplification that was a NOOP. DAG size: 174 [2020-09-21 11:00:29,870 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 175 [2020-09-21 11:00:30,018 WARN L193 SmtUtils]: Spent 141.00 ms on a formula simplification that was a NOOP. DAG size: 176 [2020-09-21 11:00:30,159 WARN L193 SmtUtils]: Spent 139.00 ms on a formula simplification that was a NOOP. DAG size: 174 [2020-09-21 11:00:30,306 WARN L193 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 177 [2020-09-21 11:00:30,447 WARN L193 SmtUtils]: Spent 139.00 ms on a formula simplification that was a NOOP. DAG size: 176 [2020-09-21 11:00:30,586 WARN L193 SmtUtils]: Spent 138.00 ms on a formula simplification that was a NOOP. DAG size: 175 [2020-09-21 11:00:30,729 WARN L193 SmtUtils]: Spent 142.00 ms on a formula simplification that was a NOOP. DAG size: 177 [2020-09-21 11:00:30,864 WARN L193 SmtUtils]: Spent 133.00 ms on a formula simplification that was a NOOP. DAG size: 174 [2020-09-21 11:00:31,145 WARN L193 SmtUtils]: Spent 134.00 ms on a formula simplification that was a NOOP. DAG size: 174 [2020-09-21 11:00:31,285 WARN L193 SmtUtils]: Spent 138.00 ms on a formula simplification that was a NOOP. DAG size: 176 [2020-09-21 11:00:31,423 WARN L193 SmtUtils]: Spent 137.00 ms on a formula simplification that was a NOOP. DAG size: 175 [2020-09-21 11:00:31,567 WARN L193 SmtUtils]: Spent 143.00 ms on a formula simplification that was a NOOP. DAG size: 177 [2020-09-21 11:00:31,705 WARN L193 SmtUtils]: Spent 135.00 ms on a formula simplification that was a NOOP. DAG size: 174 [2020-09-21 11:00:31,845 WARN L193 SmtUtils]: Spent 138.00 ms on a formula simplification that was a NOOP. DAG size: 175 [2020-09-21 11:00:31,988 WARN L193 SmtUtils]: Spent 142.00 ms on a formula simplification that was a NOOP. DAG size: 177 [2020-09-21 11:00:32,127 WARN L193 SmtUtils]: Spent 137.00 ms on a formula simplification that was a NOOP. DAG size: 176 [2020-09-21 11:00:32,263 WARN L193 SmtUtils]: Spent 134.00 ms on a formula simplification that was a NOOP. DAG size: 174 [2020-09-21 11:00:32,404 WARN L193 SmtUtils]: Spent 139.00 ms on a formula simplification that was a NOOP. DAG size: 176 [2020-09-21 11:00:32,539 WARN L193 SmtUtils]: Spent 134.00 ms on a formula simplification that was a NOOP. DAG size: 174 [2020-09-21 11:00:32,677 WARN L193 SmtUtils]: Spent 137.00 ms on a formula simplification that was a NOOP. DAG size: 175 [2020-09-21 11:00:32,817 WARN L193 SmtUtils]: Spent 138.00 ms on a formula simplification that was a NOOP. DAG size: 175 [2020-09-21 11:00:32,962 WARN L193 SmtUtils]: Spent 144.00 ms on a formula simplification that was a NOOP. DAG size: 177 [2020-09-21 11:00:33,184 WARN L193 SmtUtils]: Spent 148.00 ms on a formula simplification that was a NOOP. DAG size: 174 [2020-09-21 11:00:33,321 WARN L193 SmtUtils]: Spent 135.00 ms on a formula simplification that was a NOOP. DAG size: 174 [2020-09-21 11:00:33,463 WARN L193 SmtUtils]: Spent 140.00 ms on a formula simplification that was a NOOP. DAG size: 175 [2020-09-21 11:00:33,625 WARN L193 SmtUtils]: Spent 160.00 ms on a formula simplification that was a NOOP. DAG size: 175 [2020-09-21 11:00:33,778 WARN L193 SmtUtils]: Spent 138.00 ms on a formula simplification that was a NOOP. DAG size: 176 [2020-09-21 11:00:33,912 WARN L193 SmtUtils]: Spent 133.00 ms on a formula simplification that was a NOOP. DAG size: 175 [2020-09-21 11:00:34,051 WARN L193 SmtUtils]: Spent 137.00 ms on a formula simplification that was a NOOP. DAG size: 176 [2020-09-21 11:00:34,185 WARN L193 SmtUtils]: Spent 133.00 ms on a formula simplification that was a NOOP. DAG size: 175 [2020-09-21 11:00:34,370 WARN L193 SmtUtils]: Spent 148.00 ms on a formula simplification that was a NOOP. DAG size: 175 [2020-09-21 11:00:34,508 WARN L193 SmtUtils]: Spent 136.00 ms on a formula simplification that was a NOOP. DAG size: 174 [2020-09-21 11:00:34,660 WARN L193 SmtUtils]: Spent 149.00 ms on a formula simplification that was a NOOP. DAG size: 174 [2020-09-21 11:00:34,800 WARN L193 SmtUtils]: Spent 139.00 ms on a formula simplification that was a NOOP. DAG size: 175 [2020-09-21 11:00:35,286 WARN L193 SmtUtils]: Spent 438.00 ms on a formula simplification. DAG size of input: 195 DAG size of output: 27 [2020-09-21 11:00:35,717 WARN L193 SmtUtils]: Spent 428.00 ms on a formula simplification. DAG size of input: 195 DAG size of output: 27 [2020-09-21 11:00:36,081 WARN L193 SmtUtils]: Spent 359.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 24 [2020-09-21 11:00:36,429 WARN L193 SmtUtils]: Spent 346.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 24 [2020-09-21 11:00:36,572 WARN L193 SmtUtils]: Spent 140.00 ms on a formula simplification that was a NOOP. DAG size: 175 [2020-09-21 11:00:36,717 WARN L193 SmtUtils]: Spent 143.00 ms on a formula simplification that was a NOOP. DAG size: 175 [2020-09-21 11:00:36,858 WARN L193 SmtUtils]: Spent 137.00 ms on a formula simplification that was a NOOP. DAG size: 174 [2020-09-21 11:00:36,993 WARN L193 SmtUtils]: Spent 134.00 ms on a formula simplification that was a NOOP. DAG size: 174 [2020-09-21 11:00:37,235 WARN L193 SmtUtils]: Spent 136.00 ms on a formula simplification that was a NOOP. DAG size: 174 [2020-09-21 11:00:37,377 WARN L193 SmtUtils]: Spent 140.00 ms on a formula simplification that was a NOOP. DAG size: 176 [2020-09-21 11:00:37,516 WARN L193 SmtUtils]: Spent 138.00 ms on a formula simplification that was a NOOP. DAG size: 175 [2020-09-21 11:00:37,659 WARN L193 SmtUtils]: Spent 142.00 ms on a formula simplification that was a NOOP. DAG size: 177 [2020-09-21 11:00:37,793 WARN L193 SmtUtils]: Spent 133.00 ms on a formula simplification that was a NOOP. DAG size: 174 [2020-09-21 11:00:37,927 WARN L193 SmtUtils]: Spent 133.00 ms on a formula simplification that was a NOOP. DAG size: 174 [2020-09-21 11:00:38,066 WARN L193 SmtUtils]: Spent 137.00 ms on a formula simplification that was a NOOP. DAG size: 175 [2020-09-21 11:00:38,208 WARN L193 SmtUtils]: Spent 142.00 ms on a formula simplification that was a NOOP. DAG size: 177 [2020-09-21 11:00:38,348 WARN L193 SmtUtils]: Spent 137.00 ms on a formula simplification that was a NOOP. DAG size: 176 [2020-09-21 11:00:38,486 WARN L193 SmtUtils]: Spent 137.00 ms on a formula simplification that was a NOOP. DAG size: 176 [2020-09-21 11:00:38,621 WARN L193 SmtUtils]: Spent 134.00 ms on a formula simplification that was a NOOP. DAG size: 175 [2020-09-21 11:00:38,760 WARN L193 SmtUtils]: Spent 138.00 ms on a formula simplification that was a NOOP. DAG size: 176 [2020-09-21 11:00:38,894 WARN L193 SmtUtils]: Spent 133.00 ms on a formula simplification that was a NOOP. DAG size: 175 [2020-09-21 11:00:39,038 WARN L193 SmtUtils]: Spent 142.00 ms on a formula simplification that was a NOOP. DAG size: 177 [2020-09-21 11:00:39,176 WARN L193 SmtUtils]: Spent 137.00 ms on a formula simplification that was a NOOP. DAG size: 176 [2020-09-21 11:00:39,315 WARN L193 SmtUtils]: Spent 137.00 ms on a formula simplification that was a NOOP. DAG size: 175 [2020-09-21 11:00:39,449 WARN L193 SmtUtils]: Spent 133.00 ms on a formula simplification that was a NOOP. DAG size: 174 [2020-09-21 11:00:39,571 WARN L193 SmtUtils]: Spent 120.00 ms on a formula simplification that was a NOOP. DAG size: 171 [2020-09-21 11:00:39,981 WARN L193 SmtUtils]: Spent 409.00 ms on a formula simplification. DAG size of input: 195 DAG size of output: 27 [2020-09-21 11:00:40,306 WARN L193 SmtUtils]: Spent 324.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 24 [2020-09-21 11:00:40,720 WARN L193 SmtUtils]: Spent 412.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 30 [2020-09-21 11:00:41,045 WARN L193 SmtUtils]: Spent 324.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 27 [2020-09-21 11:00:41,371 WARN L193 SmtUtils]: Spent 324.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 24 [2020-09-21 11:00:41,709 WARN L193 SmtUtils]: Spent 323.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 27 [2020-09-21 11:00:42,117 WARN L193 SmtUtils]: Spent 407.00 ms on a formula simplification. DAG size of input: 195 DAG size of output: 27 [2020-09-21 11:00:42,530 WARN L193 SmtUtils]: Spent 412.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 30 [2020-09-21 11:00:42,665 WARN L193 SmtUtils]: Spent 133.00 ms on a formula simplification that was a NOOP. DAG size: 174 [2020-09-21 11:00:42,805 WARN L193 SmtUtils]: Spent 137.00 ms on a formula simplification that was a NOOP. DAG size: 175 [2020-09-21 11:00:42,939 WARN L193 SmtUtils]: Spent 133.00 ms on a formula simplification that was a NOOP. DAG size: 174 [2020-09-21 11:00:43,077 WARN L193 SmtUtils]: Spent 137.00 ms on a formula simplification that was a NOOP. DAG size: 175 [2020-09-21 11:00:43,212 WARN L193 SmtUtils]: Spent 133.00 ms on a formula simplification that was a NOOP. DAG size: 174 [2020-09-21 11:00:43,350 WARN L193 SmtUtils]: Spent 137.00 ms on a formula simplification that was a NOOP. DAG size: 175 [2020-09-21 11:00:43,489 WARN L193 SmtUtils]: Spent 138.00 ms on a formula simplification that was a NOOP. DAG size: 175 [2020-09-21 11:00:43,624 WARN L193 SmtUtils]: Spent 133.00 ms on a formula simplification that was a NOOP. DAG size: 174 [2020-09-21 11:00:43,763 WARN L193 SmtUtils]: Spent 138.00 ms on a formula simplification that was a NOOP. DAG size: 175 [2020-09-21 11:00:43,901 WARN L193 SmtUtils]: Spent 137.00 ms on a formula simplification that was a NOOP. DAG size: 176 [2020-09-21 11:00:44,040 WARN L193 SmtUtils]: Spent 138.00 ms on a formula simplification that was a NOOP. DAG size: 175 [2020-09-21 11:00:44,183 WARN L193 SmtUtils]: Spent 142.00 ms on a formula simplification that was a NOOP. DAG size: 177 [2020-09-21 11:00:44,326 WARN L193 SmtUtils]: Spent 142.00 ms on a formula simplification that was a NOOP. DAG size: 177 [2020-09-21 11:00:44,466 WARN L193 SmtUtils]: Spent 137.00 ms on a formula simplification that was a NOOP. DAG size: 176 [2020-09-21 11:00:44,599 WARN L193 SmtUtils]: Spent 133.00 ms on a formula simplification that was a NOOP. DAG size: 174 [2020-09-21 11:00:44,733 WARN L193 SmtUtils]: Spent 133.00 ms on a formula simplification that was a NOOP. DAG size: 174 [2020-09-21 11:00:44,868 WARN L193 SmtUtils]: Spent 133.00 ms on a formula simplification that was a NOOP. DAG size: 174 [2020-09-21 11:00:45,002 WARN L193 SmtUtils]: Spent 133.00 ms on a formula simplification that was a NOOP. DAG size: 175 [2020-09-21 11:00:45,140 WARN L193 SmtUtils]: Spent 137.00 ms on a formula simplification that was a NOOP. DAG size: 176 [2020-09-21 11:00:45,274 WARN L193 SmtUtils]: Spent 133.00 ms on a formula simplification that was a NOOP. DAG size: 175 [2020-09-21 11:00:45,412 WARN L193 SmtUtils]: Spent 137.00 ms on a formula simplification that was a NOOP. DAG size: 176 [2020-09-21 11:00:45,571 WARN L193 SmtUtils]: Spent 137.00 ms on a formula simplification that was a NOOP. DAG size: 175 [2020-09-21 11:00:45,715 WARN L193 SmtUtils]: Spent 142.00 ms on a formula simplification that was a NOOP. DAG size: 177 [2020-09-21 11:00:45,853 WARN L193 SmtUtils]: Spent 137.00 ms on a formula simplification that was a NOOP. DAG size: 176 [2020-09-21 11:00:45,987 WARN L193 SmtUtils]: Spent 133.00 ms on a formula simplification that was a NOOP. DAG size: 174 [2020-09-21 11:00:46,126 WARN L193 SmtUtils]: Spent 137.00 ms on a formula simplification that was a NOOP. DAG size: 175 [2020-09-21 11:00:46,264 WARN L193 SmtUtils]: Spent 137.00 ms on a formula simplification that was a NOOP. DAG size: 176 [2020-09-21 11:00:46,399 WARN L193 SmtUtils]: Spent 133.00 ms on a formula simplification that was a NOOP. DAG size: 174 [2020-09-21 11:00:46,534 WARN L193 SmtUtils]: Spent 134.00 ms on a formula simplification that was a NOOP. DAG size: 174 [2020-09-21 11:00:46,673 WARN L193 SmtUtils]: Spent 137.00 ms on a formula simplification that was a NOOP. DAG size: 175 [2020-09-21 11:00:46,811 WARN L193 SmtUtils]: Spent 137.00 ms on a formula simplification that was a NOOP. DAG size: 176 [2020-09-21 11:00:46,954 WARN L193 SmtUtils]: Spent 142.00 ms on a formula simplification that was a NOOP. DAG size: 177 [2020-09-21 11:00:47,097 WARN L193 SmtUtils]: Spent 142.00 ms on a formula simplification that was a NOOP. DAG size: 177 [2020-09-21 11:00:47,231 WARN L193 SmtUtils]: Spent 133.00 ms on a formula simplification that was a NOOP. DAG size: 174 [2020-09-21 11:00:47,369 WARN L193 SmtUtils]: Spent 137.00 ms on a formula simplification that was a NOOP. DAG size: 175 [2020-09-21 11:00:47,512 WARN L193 SmtUtils]: Spent 142.00 ms on a formula simplification that was a NOOP. DAG size: 177 [2020-09-21 11:00:47,650 WARN L193 SmtUtils]: Spent 137.00 ms on a formula simplification that was a NOOP. DAG size: 176 [2020-09-21 11:00:47,772 WARN L193 SmtUtils]: Spent 120.00 ms on a formula simplification that was a NOOP. DAG size: 171 [2020-09-21 11:00:47,906 WARN L193 SmtUtils]: Spent 133.00 ms on a formula simplification that was a NOOP. DAG size: 174 [2020-09-21 11:00:48,040 WARN L193 SmtUtils]: Spent 133.00 ms on a formula simplification that was a NOOP. DAG size: 174 [2020-09-21 11:00:48,178 WARN L193 SmtUtils]: Spent 137.00 ms on a formula simplification that was a NOOP. DAG size: 175 [2020-09-21 11:00:48,317 WARN L193 SmtUtils]: Spent 137.00 ms on a formula simplification that was a NOOP. DAG size: 175 [2020-09-21 11:00:48,439 WARN L193 SmtUtils]: Spent 120.00 ms on a formula simplification that was a NOOP. DAG size: 171 [2020-09-21 11:00:48,610 WARN L193 SmtUtils]: Spent 133.00 ms on a formula simplification that was a NOOP. DAG size: 174 [2020-09-21 11:00:48,752 WARN L193 SmtUtils]: Spent 142.00 ms on a formula simplification that was a NOOP. DAG size: 177 [2020-09-21 11:00:48,891 WARN L193 SmtUtils]: Spent 137.00 ms on a formula simplification that was a NOOP. DAG size: 176 [2020-09-21 11:00:49,029 WARN L193 SmtUtils]: Spent 137.00 ms on a formula simplification that was a NOOP. DAG size: 175 [2020-09-21 11:00:49,163 WARN L193 SmtUtils]: Spent 133.00 ms on a formula simplification that was a NOOP. DAG size: 174 [2020-09-21 11:00:49,306 WARN L193 SmtUtils]: Spent 142.00 ms on a formula simplification that was a NOOP. DAG size: 177 [2020-09-21 11:00:49,444 WARN L193 SmtUtils]: Spent 137.00 ms on a formula simplification that was a NOOP. DAG size: 176 [2020-09-21 11:00:49,583 WARN L193 SmtUtils]: Spent 137.00 ms on a formula simplification that was a NOOP. DAG size: 175 [2020-09-21 11:00:49,753 WARN L193 SmtUtils]: Spent 142.00 ms on a formula simplification that was a NOOP. DAG size: 177 [2020-09-21 11:00:49,892 WARN L193 SmtUtils]: Spent 137.00 ms on a formula simplification that was a NOOP. DAG size: 175 [2020-09-21 11:00:50,030 WARN L193 SmtUtils]: Spent 137.00 ms on a formula simplification that was a NOOP. DAG size: 175 [2020-09-21 11:00:50,169 WARN L193 SmtUtils]: Spent 137.00 ms on a formula simplification that was a NOOP. DAG size: 175 [2020-09-21 11:00:50,302 WARN L193 SmtUtils]: Spent 133.00 ms on a formula simplification that was a NOOP. DAG size: 174 [2020-09-21 11:00:50,445 WARN L193 SmtUtils]: Spent 142.00 ms on a formula simplification that was a NOOP. DAG size: 177 [2020-09-21 11:00:50,588 WARN L193 SmtUtils]: Spent 142.00 ms on a formula simplification that was a NOOP. DAG size: 177 [2020-09-21 11:00:50,726 WARN L193 SmtUtils]: Spent 137.00 ms on a formula simplification that was a NOOP. DAG size: 176 [2020-09-21 11:00:50,865 WARN L193 SmtUtils]: Spent 137.00 ms on a formula simplification that was a NOOP. DAG size: 176 [2020-09-21 11:00:51,010 WARN L193 SmtUtils]: Spent 143.00 ms on a formula simplification that was a NOOP. DAG size: 176 [2020-09-21 11:00:51,145 WARN L193 SmtUtils]: Spent 133.00 ms on a formula simplification that was a NOOP. DAG size: 174 [2020-09-21 11:00:51,279 WARN L193 SmtUtils]: Spent 133.00 ms on a formula simplification that was a NOOP. DAG size: 174 [2020-09-21 11:00:51,456 WARN L193 SmtUtils]: Spent 138.00 ms on a formula simplification that was a NOOP. DAG size: 175 [2020-09-21 11:00:51,596 WARN L193 SmtUtils]: Spent 138.00 ms on a formula simplification that was a NOOP. DAG size: 176 [2020-09-21 11:00:51,733 WARN L193 SmtUtils]: Spent 136.00 ms on a formula simplification that was a NOOP. DAG size: 174 [2020-09-21 11:00:51,876 WARN L193 SmtUtils]: Spent 142.00 ms on a formula simplification that was a NOOP. DAG size: 177 [2020-09-21 11:00:52,048 WARN L193 SmtUtils]: Spent 137.00 ms on a formula simplification that was a NOOP. DAG size: 175 [2020-09-21 11:00:52,191 WARN L193 SmtUtils]: Spent 142.00 ms on a formula simplification that was a NOOP. DAG size: 177 [2020-09-21 11:00:52,644 WARN L193 SmtUtils]: Spent 411.00 ms on a formula simplification. DAG size of input: 195 DAG size of output: 27 [2020-09-21 11:00:52,982 WARN L193 SmtUtils]: Spent 336.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 24 [2020-09-21 11:00:53,393 WARN L193 SmtUtils]: Spent 409.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 30 [2020-09-21 11:00:53,717 WARN L193 SmtUtils]: Spent 323.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 27 [2020-09-21 11:00:54,040 WARN L193 SmtUtils]: Spent 321.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 24 [2020-09-21 11:00:54,364 WARN L193 SmtUtils]: Spent 322.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 27 [2020-09-21 11:00:54,771 WARN L193 SmtUtils]: Spent 406.00 ms on a formula simplification. DAG size of input: 195 DAG size of output: 27 [2020-09-21 11:00:55,182 WARN L193 SmtUtils]: Spent 409.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 30 [2020-09-21 11:00:55,321 WARN L193 SmtUtils]: Spent 137.00 ms on a formula simplification that was a NOOP. DAG size: 176 [2020-09-21 11:00:55,455 WARN L193 SmtUtils]: Spent 133.00 ms on a formula simplification that was a NOOP. DAG size: 175 [2020-09-21 11:00:55,593 WARN L193 SmtUtils]: Spent 137.00 ms on a formula simplification that was a NOOP. DAG size: 176 [2020-09-21 11:00:55,727 WARN L193 SmtUtils]: Spent 133.00 ms on a formula simplification that was a NOOP. DAG size: 175 [2020-09-21 11:00:56,136 WARN L193 SmtUtils]: Spent 406.00 ms on a formula simplification. DAG size of input: 195 DAG size of output: 27 [2020-09-21 11:00:56,458 WARN L193 SmtUtils]: Spent 321.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 24 [2020-09-21 11:00:56,871 WARN L193 SmtUtils]: Spent 411.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 30 [2020-09-21 11:00:57,196 WARN L193 SmtUtils]: Spent 323.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 27 [2020-09-21 11:00:57,518 WARN L193 SmtUtils]: Spent 321.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 24 [2020-09-21 11:00:57,844 WARN L193 SmtUtils]: Spent 323.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 27 [2020-09-21 11:00:58,251 WARN L193 SmtUtils]: Spent 406.00 ms on a formula simplification. DAG size of input: 195 DAG size of output: 27 [2020-09-21 11:00:58,671 WARN L193 SmtUtils]: Spent 419.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 30 [2020-09-21 11:00:58,860 WARN L193 SmtUtils]: Spent 143.00 ms on a formula simplification that was a NOOP. DAG size: 177 [2020-09-21 11:00:58,999 WARN L193 SmtUtils]: Spent 137.00 ms on a formula simplification that was a NOOP. DAG size: 176 [2020-09-21 11:00:59,137 WARN L193 SmtUtils]: Spent 137.00 ms on a formula simplification that was a NOOP. DAG size: 175 [2020-09-21 11:00:59,271 WARN L193 SmtUtils]: Spent 133.00 ms on a formula simplification that was a NOOP. DAG size: 174 [2020-09-21 11:00:59,410 WARN L193 SmtUtils]: Spent 137.00 ms on a formula simplification that was a NOOP. DAG size: 176 [2020-09-21 11:00:59,549 WARN L193 SmtUtils]: Spent 137.00 ms on a formula simplification that was a NOOP. DAG size: 175 [2020-09-21 11:00:59,692 WARN L193 SmtUtils]: Spent 142.00 ms on a formula simplification that was a NOOP. DAG size: 177 [2020-09-21 11:00:59,825 WARN L193 SmtUtils]: Spent 133.00 ms on a formula simplification that was a NOOP. DAG size: 174 [2020-09-21 11:00:59,965 WARN L193 SmtUtils]: Spent 133.00 ms on a formula simplification that was a NOOP. DAG size: 174 [2020-09-21 11:01:00,099 WARN L193 SmtUtils]: Spent 133.00 ms on a formula simplification that was a NOOP. DAG size: 174 [2020-09-21 11:01:00,237 WARN L193 SmtUtils]: Spent 137.00 ms on a formula simplification that was a NOOP. DAG size: 175 [2020-09-21 11:01:00,376 WARN L193 SmtUtils]: Spent 137.00 ms on a formula simplification that was a NOOP. DAG size: 175 [2020-09-21 11:01:00,518 WARN L193 SmtUtils]: Spent 142.00 ms on a formula simplification that was a NOOP. DAG size: 177 [2020-09-21 11:01:00,652 WARN L193 SmtUtils]: Spent 133.00 ms on a formula simplification that was a NOOP. DAG size: 174 [2020-09-21 11:01:00,791 WARN L193 SmtUtils]: Spent 138.00 ms on a formula simplification that was a NOOP. DAG size: 176 [2020-09-21 11:01:00,930 WARN L193 SmtUtils]: Spent 137.00 ms on a formula simplification that was a NOOP. DAG size: 175 [2020-09-21 11:01:01,068 WARN L193 SmtUtils]: Spent 137.00 ms on a formula simplification that was a NOOP. DAG size: 175 [2020-09-21 11:01:01,202 WARN L193 SmtUtils]: Spent 133.00 ms on a formula simplification that was a NOOP. DAG size: 174 [2020-09-21 11:01:01,345 WARN L193 SmtUtils]: Spent 142.00 ms on a formula simplification that was a NOOP. DAG size: 177 [2020-09-21 11:01:01,483 WARN L193 SmtUtils]: Spent 137.00 ms on a formula simplification that was a NOOP. DAG size: 176 [2020-09-21 11:01:01,617 WARN L193 SmtUtils]: Spent 133.00 ms on a formula simplification that was a NOOP. DAG size: 174 [2020-09-21 11:01:01,777 WARN L193 SmtUtils]: Spent 142.00 ms on a formula simplification that was a NOOP. DAG size: 177 [2020-09-21 11:01:01,912 WARN L193 SmtUtils]: Spent 134.00 ms on a formula simplification that was a NOOP. DAG size: 174 [2020-09-21 11:01:02,050 WARN L193 SmtUtils]: Spent 137.00 ms on a formula simplification that was a NOOP. DAG size: 176 [2020-09-21 11:01:02,191 WARN L193 SmtUtils]: Spent 140.00 ms on a formula simplification that was a NOOP. DAG size: 175 [2020-09-21 11:01:02,332 WARN L193 SmtUtils]: Spent 139.00 ms on a formula simplification that was a NOOP. DAG size: 176 [2020-09-21 11:01:02,468 WARN L193 SmtUtils]: Spent 135.00 ms on a formula simplification that was a NOOP. DAG size: 174 [2020-09-21 11:01:02,609 WARN L193 SmtUtils]: Spent 138.00 ms on a formula simplification that was a NOOP. DAG size: 175 [2020-09-21 11:01:02,752 WARN L193 SmtUtils]: Spent 142.00 ms on a formula simplification that was a NOOP. DAG size: 177 [2020-09-21 11:01:02,936 WARN L193 SmtUtils]: Spent 137.00 ms on a formula simplification that was a NOOP. DAG size: 175 [2020-09-21 11:01:03,080 WARN L193 SmtUtils]: Spent 142.00 ms on a formula simplification that was a NOOP. DAG size: 177 [2020-09-21 11:01:03,222 WARN L193 SmtUtils]: Spent 142.00 ms on a formula simplification that was a NOOP. DAG size: 177 [2020-09-21 11:01:03,361 WARN L193 SmtUtils]: Spent 137.00 ms on a formula simplification that was a NOOP. DAG size: 175 [2020-09-21 11:01:03,495 WARN L193 SmtUtils]: Spent 133.00 ms on a formula simplification that was a NOOP. DAG size: 174 [2020-09-21 11:01:03,629 WARN L193 SmtUtils]: Spent 133.00 ms on a formula simplification that was a NOOP. DAG size: 174 [2020-09-21 11:01:03,769 WARN L193 SmtUtils]: Spent 137.00 ms on a formula simplification that was a NOOP. DAG size: 175 [2020-09-21 11:01:03,907 WARN L193 SmtUtils]: Spent 137.00 ms on a formula simplification that was a NOOP. DAG size: 175 [2020-09-21 11:01:04,024 WARN L193 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 169 [2020-09-21 11:01:04,164 WARN L193 SmtUtils]: Spent 133.00 ms on a formula simplification that was a NOOP. DAG size: 175 [2020-09-21 11:01:04,298 WARN L193 SmtUtils]: Spent 133.00 ms on a formula simplification that was a NOOP. DAG size: 175 [2020-09-21 11:01:04,436 WARN L193 SmtUtils]: Spent 137.00 ms on a formula simplification that was a NOOP. DAG size: 176 [2020-09-21 11:01:04,574 WARN L193 SmtUtils]: Spent 137.00 ms on a formula simplification that was a NOOP. DAG size: 176 [2020-09-21 11:01:04,753 WARN L193 SmtUtils]: Spent 138.00 ms on a formula simplification that was a NOOP. DAG size: 175 [2020-09-21 11:01:04,887 WARN L193 SmtUtils]: Spent 133.00 ms on a formula simplification that was a NOOP. DAG size: 174 [2020-09-21 11:01:05,022 WARN L193 SmtUtils]: Spent 133.00 ms on a formula simplification that was a NOOP. DAG size: 174 [2020-09-21 11:01:05,160 WARN L193 SmtUtils]: Spent 137.00 ms on a formula simplification that was a NOOP. DAG size: 175 [2020-09-21 11:01:05,305 WARN L193 SmtUtils]: Spent 138.00 ms on a formula simplification that was a NOOP. DAG size: 175 [2020-09-21 11:01:05,439 WARN L193 SmtUtils]: Spent 133.00 ms on a formula simplification that was a NOOP. DAG size: 174 [2020-09-21 11:01:05,582 WARN L193 SmtUtils]: Spent 142.00 ms on a formula simplification that was a NOOP. DAG size: 177 [2020-09-21 11:01:05,720 WARN L193 SmtUtils]: Spent 137.00 ms on a formula simplification that was a NOOP. DAG size: 176 [2020-09-21 11:01:05,854 WARN L193 SmtUtils]: Spent 133.00 ms on a formula simplification that was a NOOP. DAG size: 174 [2020-09-21 11:01:05,993 WARN L193 SmtUtils]: Spent 137.00 ms on a formula simplification that was a NOOP. DAG size: 176 [2020-09-21 11:01:06,131 WARN L193 SmtUtils]: Spent 137.00 ms on a formula simplification that was a NOOP. DAG size: 175 [2020-09-21 11:01:06,276 WARN L193 SmtUtils]: Spent 144.00 ms on a formula simplification that was a NOOP. DAG size: 177 [2020-09-21 11:01:06,414 WARN L193 SmtUtils]: Spent 137.00 ms on a formula simplification that was a NOOP. DAG size: 176 [2020-09-21 11:01:06,548 WARN L193 SmtUtils]: Spent 133.00 ms on a formula simplification that was a NOOP. DAG size: 174 [2020-09-21 11:01:06,687 WARN L193 SmtUtils]: Spent 137.00 ms on a formula simplification that was a NOOP. DAG size: 175 [2020-09-21 11:01:06,830 WARN L193 SmtUtils]: Spent 142.00 ms on a formula simplification that was a NOOP. DAG size: 177 [2020-09-21 11:01:07,238 WARN L193 SmtUtils]: Spent 406.00 ms on a formula simplification. DAG size of input: 195 DAG size of output: 27 [2020-09-21 11:01:07,560 WARN L193 SmtUtils]: Spent 321.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 24 [2020-09-21 11:01:07,979 WARN L193 SmtUtils]: Spent 417.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 30 [2020-09-21 11:01:08,303 WARN L193 SmtUtils]: Spent 323.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 27 [2020-09-21 11:01:08,626 WARN L193 SmtUtils]: Spent 321.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 24