/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml -s ../../../trunk/examples/settings/automizer/acceleratedInterpolation/acceleratedInterpolationWernerOverapprox_32.epf -i ../../../trunk/examples/svcomp/eca-rers2012/Problem01_label42.c -------------------------------------------------------------------------------- This is Ultimate 0.2.1-dev-b7b32d2 [2021-02-22 02:03:03,559 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-02-22 02:03:03,562 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-02-22 02:03:03,598 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2021-02-22 02:03:03,620 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-02-22 02:03:03,621 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-02-22 02:03:03,623 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-02-22 02:03:03,624 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-02-22 02:03:03,625 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-02-22 02:03:03,626 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-02-22 02:03:03,628 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-02-22 02:03:03,631 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-02-22 02:03:03,633 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-02-22 02:03:03,634 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-02-22 02:03:03,636 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-02-22 02:03:03,637 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-02-22 02:03:03,640 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2021-02-22 02:03:03,659 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-02-22 02:03:03,660 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-02-22 02:03:03,661 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-02-22 02:03:03,663 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/acceleratedInterpolation/acceleratedInterpolationWernerOverapprox_32.epf [2021-02-22 02:03:03,682 INFO L113 SettingsManager]: Loading preferences was successful [2021-02-22 02:03:03,682 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-02-22 02:03:03,684 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-02-22 02:03:03,684 INFO L138 SettingsManager]: * sizeof long=4 [2021-02-22 02:03:03,684 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-02-22 02:03:03,685 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-02-22 02:03:03,685 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-02-22 02:03:03,685 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-02-22 02:03:03,685 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-02-22 02:03:03,685 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-02-22 02:03:03,686 INFO L138 SettingsManager]: * sizeof long double=12 [2021-02-22 02:03:03,686 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-02-22 02:03:03,686 INFO L138 SettingsManager]: * Use constant arrays=true [2021-02-22 02:03:03,686 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-02-22 02:03:03,686 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-02-22 02:03:03,687 INFO L138 SettingsManager]: * Size of a code block=SingleStatement [2021-02-22 02:03:03,687 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-02-22 02:03:03,687 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-02-22 02:03:03,687 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-02-22 02:03:03,688 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-02-22 02:03:03,688 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=AcceleratedInterpolation [2021-02-22 02:03:03,688 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-02-22 02:03:03,688 INFO L138 SettingsManager]: * Loop acceleration method that is used by accelerated interpolation=WERNER_OVERAPPROX [2021-02-22 02:03:03,688 INFO L138 SettingsManager]: * Use separate solver for trace checks=false WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-02-22 02:03:04,038 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-02-22 02:03:04,068 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-02-22 02:03:04,071 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-02-22 02:03:04,073 INFO L271 PluginConnector]: Initializing CDTParser... [2021-02-22 02:03:04,073 INFO L275 PluginConnector]: CDTParser initialized [2021-02-22 02:03:04,074 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem01_label42.c [2021-02-22 02:03:04,143 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cf5ca2e12/2b8680ec0d374e27b1b8f575a13d654e/FLAGa878b8766 [2021-02-22 02:03:04,808 INFO L306 CDTParser]: Found 1 translation units. [2021-02-22 02:03:04,808 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/eca-rers2012/Problem01_label42.c [2021-02-22 02:03:04,828 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cf5ca2e12/2b8680ec0d374e27b1b8f575a13d654e/FLAGa878b8766 [2021-02-22 02:03:05,076 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cf5ca2e12/2b8680ec0d374e27b1b8f575a13d654e [2021-02-22 02:03:05,079 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-02-22 02:03:05,094 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2021-02-22 02:03:05,096 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-02-22 02:03:05,096 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-02-22 02:03:05,102 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-02-22 02:03:05,103 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.02 02:03:05" (1/1) ... [2021-02-22 02:03:05,104 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@73457e6d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.02 02:03:05, skipping insertion in model container [2021-02-22 02:03:05,105 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.02 02:03:05" (1/1) ... [2021-02-22 02:03:05,119 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-02-22 02:03:05,177 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-02-22 02:03:05,570 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/eca-rers2012/Problem01_label42.c[19849,19862] [2021-02-22 02:03:05,613 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-02-22 02:03:05,631 INFO L203 MainTranslator]: Completed pre-run [2021-02-22 02:03:05,780 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/eca-rers2012/Problem01_label42.c[19849,19862] [2021-02-22 02:03:05,794 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-02-22 02:03:05,880 INFO L208 MainTranslator]: Completed translation [2021-02-22 02:03:05,881 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.02 02:03:05 WrapperNode [2021-02-22 02:03:05,881 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-02-22 02:03:05,883 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-02-22 02:03:05,883 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-02-22 02:03:05,883 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-02-22 02:03:05,897 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.02 02:03:05" (1/1) ... [2021-02-22 02:03:05,897 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.02 02:03:05" (1/1) ... [2021-02-22 02:03:05,918 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.02 02:03:05" (1/1) ... [2021-02-22 02:03:05,918 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.02 02:03:05" (1/1) ... [2021-02-22 02:03:05,963 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.02 02:03:05" (1/1) ... [2021-02-22 02:03:05,979 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.02 02:03:05" (1/1) ... [2021-02-22 02:03:05,986 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.02 02:03:05" (1/1) ... [2021-02-22 02:03:05,994 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-02-22 02:03:05,995 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-02-22 02:03:05,995 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-02-22 02:03:05,995 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-02-22 02:03:05,996 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.02 02:03:05" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-02-22 02:03:06,117 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2021-02-22 02:03:06,117 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-02-22 02:03:06,117 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2021-02-22 02:03:06,118 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2021-02-22 02:03:06,118 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2021-02-22 02:03:06,118 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2021-02-22 02:03:06,118 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2021-02-22 02:03:06,118 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2021-02-22 02:03:06,119 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2021-02-22 02:03:06,119 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-02-22 02:03:06,119 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2021-02-22 02:03:06,119 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2021-02-22 02:03:06,119 INFO L130 BoogieDeclarations]: Found specification of procedure main [2021-02-22 02:03:06,119 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2021-02-22 02:03:06,120 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-02-22 02:03:06,120 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-02-22 02:03:06,120 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-02-22 02:03:06,120 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-02-22 02:03:06,120 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-02-22 02:03:07,496 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-02-22 02:03:07,497 INFO L299 CfgBuilder]: Removed 1 assume(true) statements. [2021-02-22 02:03:07,499 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.02 02:03:07 BoogieIcfgContainer [2021-02-22 02:03:07,499 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-02-22 02:03:07,501 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-02-22 02:03:07,501 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-02-22 02:03:07,505 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-02-22 02:03:07,505 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.02 02:03:05" (1/3) ... [2021-02-22 02:03:07,507 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@43ceb798 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.02 02:03:07, skipping insertion in model container [2021-02-22 02:03:07,507 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.02 02:03:05" (2/3) ... [2021-02-22 02:03:07,507 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@43ceb798 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.02 02:03:07, skipping insertion in model container [2021-02-22 02:03:07,507 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.02 02:03:07" (3/3) ... [2021-02-22 02:03:07,509 INFO L111 eAbstractionObserver]: Analyzing ICFG Problem01_label42.c [2021-02-22 02:03:07,516 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:AcceleratedInterpolation Determinization: PREDICATE_ABSTRACTION [2021-02-22 02:03:07,537 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2021-02-22 02:03:07,557 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-02-22 02:03:07,583 INFO L376 AbstractCegarLoop]: Interprodecural is true [2021-02-22 02:03:07,584 INFO L377 AbstractCegarLoop]: Hoare is true [2021-02-22 02:03:07,584 INFO L378 AbstractCegarLoop]: Compute interpolants for AcceleratedInterpolation [2021-02-22 02:03:07,584 INFO L379 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-02-22 02:03:07,584 INFO L380 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-02-22 02:03:07,584 INFO L381 AbstractCegarLoop]: Difference is false [2021-02-22 02:03:07,584 INFO L382 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-02-22 02:03:07,585 INFO L386 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-02-22 02:03:07,614 INFO L276 IsEmpty]: Start isEmpty. Operand 534 states. [2021-02-22 02:03:07,643 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2021-02-22 02:03:07,643 INFO L414 BasicCegarLoop]: Found error trace [2021-02-22 02:03:07,644 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-02-22 02:03:07,645 INFO L428 AbstractCegarLoop]: === Iteration 1 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-02-22 02:03:07,652 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-22 02:03:07,657 INFO L82 PathProgramCache]: Analyzing trace with hash 1258148315, now seen corresponding path program 1 times [2021-02-22 02:03:07,672 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-02-22 02:03:07,673 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2067075128] [2021-02-22 02:03:07,674 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-22 02:03:07,771 INFO L218 tedInterpolationCore]: No loops in this trace, falling back to nested interpolation [2021-02-22 02:03:07,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 02:03:08,245 WARN L141 QuantifierPusher]: treesize reduction 17, result has 19.0 percent of original size [2021-02-22 02:03:08,247 WARN L147 QuantifierPusher]: treesize reduction 17, result has 19.0 percent of original size 4 [2021-02-22 02:03:08,258 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 02:03:08,259 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-02-22 02:03:08,260 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 02:03:08,260 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-02-22 02:03:08,261 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 02:03:08,262 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 02:03:08,335 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-22 02:03:08,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 02:03:08,369 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 02:03:08,370 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 02:03:08,371 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 02:03:08,371 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-22 02:03:08,440 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-02-22 02:03:08,442 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2067075128] [2021-02-22 02:03:08,444 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-02-22 02:03:08,445 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-02-22 02:03:08,445 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2096157198] [2021-02-22 02:03:08,451 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-02-22 02:03:08,451 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-02-22 02:03:08,467 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-02-22 02:03:08,468 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-02-22 02:03:08,470 INFO L87 Difference]: Start difference. First operand 534 states. Second operand 5 states. [2021-02-22 02:03:11,741 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-02-22 02:03:11,742 INFO L93 Difference]: Finished difference Result 1369 states and 1904 transitions. [2021-02-22 02:03:11,744 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-02-22 02:03:11,749 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 151 [2021-02-22 02:03:11,750 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-02-22 02:03:11,794 INFO L225 Difference]: With dead ends: 1369 [2021-02-22 02:03:11,795 INFO L226 Difference]: Without dead ends: 789 [2021-02-22 02:03:11,805 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2021-02-22 02:03:11,824 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 789 states. [2021-02-22 02:03:12,067 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 789 to 754. [2021-02-22 02:03:12,069 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 754 states. [2021-02-22 02:03:12,074 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 754 states to 754 states and 922 transitions. [2021-02-22 02:03:12,076 INFO L78 Accepts]: Start accepts. Automaton has 754 states and 922 transitions. Word has length 151 [2021-02-22 02:03:12,077 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-02-22 02:03:12,077 INFO L480 AbstractCegarLoop]: Abstraction has 754 states and 922 transitions. [2021-02-22 02:03:12,078 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2021-02-22 02:03:12,078 INFO L276 IsEmpty]: Start isEmpty. Operand 754 states and 922 transitions. [2021-02-22 02:03:12,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2021-02-22 02:03:12,088 INFO L414 BasicCegarLoop]: Found error trace [2021-02-22 02:03:12,088 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-02-22 02:03:12,089 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-02-22 02:03:12,089 INFO L428 AbstractCegarLoop]: === Iteration 2 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-02-22 02:03:12,089 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-22 02:03:12,090 INFO L82 PathProgramCache]: Analyzing trace with hash -18903781, now seen corresponding path program 1 times [2021-02-22 02:03:12,090 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-02-22 02:03:12,090 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2128658412] [2021-02-22 02:03:12,090 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-22 02:03:12,136 WARN L141 QuantifierPusher]: treesize reduction 8, result has 88.2 percent of original size [2021-02-22 02:03:12,163 WARN L147 QuantifierPusher]: treesize reduction 8, result has 88.2 percent of original size 60 [2021-02-22 02:03:12,173 WARN L141 QuantifierPusher]: treesize reduction 8, result has 88.2 percent of original size [2021-02-22 02:03:12,179 WARN L147 QuantifierPusher]: treesize reduction 8, result has 88.2 percent of original size 60 [2021-02-22 02:03:12,226 WARN L141 QuantifierPusher]: treesize reduction 2, result has 94.3 percent of original size [2021-02-22 02:03:12,239 WARN L147 QuantifierPusher]: treesize reduction 2, result has 94.3 percent of original size 33 [2021-02-22 02:03:12,251 WARN L141 QuantifierPusher]: treesize reduction 7, result has 92.2 percent of original size [2021-02-22 02:03:12,258 INFO L723 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-02-22 02:03:12,268 INFO L730 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 02:03:12,268 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-22 02:03:12,273 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 02:03:12,278 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-02-22 02:03:12,283 WARN L147 QuantifierPusher]: treesize reduction 7, result has 92.2 percent of original size 83 [2021-02-22 02:03:12,289 WARN L141 QuantifierPusher]: treesize reduction 8, result has 88.2 percent of original size [2021-02-22 02:03:12,296 WARN L147 QuantifierPusher]: treesize reduction 8, result has 88.2 percent of original size 60 [2021-02-22 02:03:12,301 WARN L141 QuantifierPusher]: treesize reduction 8, result has 88.2 percent of original size [2021-02-22 02:03:12,316 WARN L147 QuantifierPusher]: treesize reduction 8, result has 88.2 percent of original size 60 [2021-02-22 02:03:12,356 WARN L141 QuantifierPusher]: treesize reduction 2, result has 94.3 percent of original size [2021-02-22 02:03:12,363 WARN L147 QuantifierPusher]: treesize reduction 2, result has 94.3 percent of original size 33 [2021-02-22 02:03:12,367 WARN L141 QuantifierPusher]: treesize reduction 7, result has 92.2 percent of original size [2021-02-22 02:03:12,369 INFO L723 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-02-22 02:03:12,371 INFO L730 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 02:03:12,371 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-22 02:03:12,372 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 02:03:12,376 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-02-22 02:03:12,377 WARN L147 QuantifierPusher]: treesize reduction 7, result has 92.2 percent of original size 83 [2021-02-22 02:03:12,379 WARN L141 QuantifierPusher]: treesize reduction 8, result has 88.2 percent of original size [2021-02-22 02:03:12,386 WARN L147 QuantifierPusher]: treesize reduction 8, result has 88.2 percent of original size 60 [2021-02-22 02:03:12,389 WARN L141 QuantifierPusher]: treesize reduction 8, result has 88.2 percent of original size [2021-02-22 02:03:12,395 WARN L147 QuantifierPusher]: treesize reduction 8, result has 88.2 percent of original size 60 [2021-02-22 02:03:12,427 WARN L141 QuantifierPusher]: treesize reduction 2, result has 94.3 percent of original size [2021-02-22 02:03:12,430 WARN L147 QuantifierPusher]: treesize reduction 2, result has 94.3 percent of original size 33 [2021-02-22 02:03:12,434 WARN L141 QuantifierPusher]: treesize reduction 7, result has 92.2 percent of original size [2021-02-22 02:03:12,436 INFO L723 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-02-22 02:03:12,437 INFO L730 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 02:03:12,438 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-22 02:03:12,439 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 02:03:12,463 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-02-22 02:03:12,464 WARN L147 QuantifierPusher]: treesize reduction 7, result has 92.2 percent of original size 83 [2021-02-22 02:03:12,468 WARN L141 QuantifierPusher]: treesize reduction 8, result has 88.2 percent of original size [2021-02-22 02:03:12,476 WARN L147 QuantifierPusher]: treesize reduction 8, result has 88.2 percent of original size 60 [2021-02-22 02:03:12,484 WARN L141 QuantifierPusher]: treesize reduction 8, result has 88.2 percent of original size [2021-02-22 02:03:12,491 WARN L147 QuantifierPusher]: treesize reduction 8, result has 88.2 percent of original size 60 [2021-02-22 02:03:12,530 WARN L141 QuantifierPusher]: treesize reduction 2, result has 94.3 percent of original size [2021-02-22 02:03:12,532 WARN L147 QuantifierPusher]: treesize reduction 2, result has 94.3 percent of original size 33 [2021-02-22 02:03:12,536 WARN L141 QuantifierPusher]: treesize reduction 7, result has 92.2 percent of original size [2021-02-22 02:03:12,538 INFO L723 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-02-22 02:03:12,539 INFO L730 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 02:03:12,540 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-22 02:03:12,541 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 02:03:12,544 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-02-22 02:03:12,545 WARN L147 QuantifierPusher]: treesize reduction 7, result has 92.2 percent of original size 83 [2021-02-22 02:03:12,546 INFO L206 tedInterpolationCore]: Starting analysis with loop acceleration approximation UNDERAPPROXIMATION [2021-02-22 02:03:12,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 02:03:12,815 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 02:03:12,816 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-22 02:03:12,819 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 02:03:12,820 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-22 02:03:12,820 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 02:03:12,821 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-22 02:03:12,822 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 02:03:12,822 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-22 02:03:12,823 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 02:03:12,823 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-22 02:03:12,825 WARN L141 QuantifierPusher]: treesize reduction 17, result has 32.0 percent of original size [2021-02-22 02:03:12,826 WARN L147 QuantifierPusher]: treesize reduction 17, result has 32.0 percent of original size 8 [2021-02-22 02:03:12,834 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 02:03:12,835 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-02-22 02:03:12,837 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 02:03:12,838 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 02:03:12,935 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-22 02:03:12,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 02:03:12,955 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 02:03:12,956 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 02:03:12,957 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 02:03:12,958 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-02-22 02:03:13,045 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-02-22 02:03:13,048 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 02:03:13,051 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 55 [2021-02-22 02:03:13,053 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 02:03:13,056 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 55 [2021-02-22 02:03:13,058 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 02:03:13,060 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 55 [2021-02-22 02:03:13,068 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 02:03:13,068 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-22 02:03:13,069 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 02:03:13,069 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-22 02:03:13,070 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 02:03:13,071 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-02-22 02:03:13,082 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 02:03:13,083 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-02-22 02:03:13,097 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 02:03:13,099 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-02-22 02:03:13,112 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 02:03:13,114 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-02-22 02:03:13,160 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 02:03:13,163 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 63 [2021-02-22 02:03:13,198 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 02:03:13,200 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-02-22 02:03:13,241 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 02:03:13,243 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-02-22 02:03:13,272 WARN L141 QuantifierPusher]: treesize reduction 4, result has 93.7 percent of original size [2021-02-22 02:03:13,274 WARN L147 QuantifierPusher]: treesize reduction 4, result has 93.7 percent of original size 59 [2021-02-22 02:03:13,326 WARN L141 QuantifierPusher]: treesize reduction 4, result has 96.3 percent of original size [2021-02-22 02:03:13,329 WARN L147 QuantifierPusher]: treesize reduction 4, result has 96.3 percent of original size 105 [2021-02-22 02:03:13,423 WARN L141 QuantifierPusher]: treesize reduction 31, result has 77.2 percent of original size [2021-02-22 02:03:13,426 WARN L147 QuantifierPusher]: treesize reduction 31, result has 77.2 percent of original size 105 [2021-02-22 02:03:13,429 WARN L141 QuantifierPusher]: treesize reduction 79, result has 39.7 percent of original size [2021-02-22 02:03:13,431 WARN L147 QuantifierPusher]: treesize reduction 79, result has 39.7 percent of original size 52 [2021-02-22 02:03:13,495 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 02:03:13,497 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 37 [2021-02-22 02:03:13,540 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 02:03:13,541 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-22 02:03:13,542 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 02:03:13,542 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-02-22 02:03:13,544 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 37 [2021-02-22 02:03:13,614 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 02:03:13,616 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-02-22 02:03:13,660 WARN L141 QuantifierPusher]: treesize reduction -2, result has 106.5 percent of original size [2021-02-22 02:03:13,661 WARN L147 QuantifierPusher]: treesize reduction -2, result has 106.5 percent of original size 33 [2021-02-22 02:03:13,706 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 02:03:13,707 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 33 [2021-02-22 02:03:13,709 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 02:03:13,711 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 58 [2021-02-22 02:03:13,754 WARN L141 QuantifierPusher]: treesize reduction 8, result has 78.9 percent of original size [2021-02-22 02:03:13,757 WARN L147 QuantifierPusher]: treesize reduction 8, result has 78.9 percent of original size 30 [2021-02-22 02:03:13,758 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 02:03:13,761 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 33 [2021-02-22 02:03:13,803 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 02:03:13,806 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-02-22 02:03:13,846 WARN L141 QuantifierPusher]: treesize reduction 31, result has 3.1 percent of original size [2021-02-22 02:03:13,847 WARN L147 QuantifierPusher]: treesize reduction 31, result has 3.1 percent of original size 1 [2021-02-22 02:03:13,847 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2128658412] [2021-02-22 02:03:13,848 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-02-22 02:03:13,848 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [21] imperfect sequences [] total 21 [2021-02-22 02:03:13,848 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1819194186] [2021-02-22 02:03:13,849 INFO L460 AbstractCegarLoop]: Interpolant automaton has 21 states [2021-02-22 02:03:13,850 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-02-22 02:03:13,850 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2021-02-22 02:03:13,851 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=115, Invalid=347, Unknown=0, NotChecked=0, Total=462 [2021-02-22 02:03:13,851 INFO L87 Difference]: Start difference. First operand 754 states and 922 transitions. Second operand 21 states. [2021-02-22 02:03:14,321 WARN L202 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 99 [2021-02-22 02:03:14,563 WARN L202 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 103 [2021-02-22 02:03:14,707 WARN L202 SmtUtils]: Spent 120.00 ms on a formula simplification that was a NOOP. DAG size: 103 [2021-02-22 02:03:14,845 WARN L202 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 105 [2021-02-22 02:03:15,029 WARN L202 SmtUtils]: Spent 155.00 ms on a formula simplification that was a NOOP. DAG size: 124 [2021-02-22 02:03:15,287 WARN L202 SmtUtils]: Spent 208.00 ms on a formula simplification that was a NOOP. DAG size: 137 [2021-02-22 02:03:15,503 WARN L202 SmtUtils]: Spent 138.00 ms on a formula simplification that was a NOOP. DAG size: 107 [2021-02-22 02:03:21,233 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-02-22 02:03:21,233 INFO L93 Difference]: Finished difference Result 2541 states and 3282 transitions. [2021-02-22 02:03:21,234 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-02-22 02:03:21,234 INFO L78 Accepts]: Start accepts. Automaton has 21 states. Word has length 172 [2021-02-22 02:03:21,235 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-02-22 02:03:21,251 INFO L225 Difference]: With dead ends: 2541 [2021-02-22 02:03:21,252 INFO L226 Difference]: Without dead ends: 1819 [2021-02-22 02:03:21,257 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 46 GetRequests, 14 SyntacticMatches, 1 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 274 ImplicationChecksByTransitivity, 2.2s TimeCoverageRelationStatistics Valid=228, Invalid=828, Unknown=0, NotChecked=0, Total=1056 [2021-02-22 02:03:21,260 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1819 states. [2021-02-22 02:03:21,747 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1819 to 1448. [2021-02-22 02:03:21,747 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1448 states. [2021-02-22 02:03:21,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1448 states to 1448 states and 1804 transitions. [2021-02-22 02:03:21,757 INFO L78 Accepts]: Start accepts. Automaton has 1448 states and 1804 transitions. Word has length 172 [2021-02-22 02:03:21,757 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-02-22 02:03:21,758 INFO L480 AbstractCegarLoop]: Abstraction has 1448 states and 1804 transitions. [2021-02-22 02:03:21,758 INFO L481 AbstractCegarLoop]: Interpolant automaton has 21 states. [2021-02-22 02:03:21,758 INFO L276 IsEmpty]: Start isEmpty. Operand 1448 states and 1804 transitions. [2021-02-22 02:03:21,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 231 [2021-02-22 02:03:21,766 INFO L414 BasicCegarLoop]: Found error trace [2021-02-22 02:03:21,767 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-02-22 02:03:21,767 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-02-22 02:03:21,768 INFO L428 AbstractCegarLoop]: === Iteration 3 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-02-22 02:03:21,768 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-22 02:03:21,768 INFO L82 PathProgramCache]: Analyzing trace with hash 1817201810, now seen corresponding path program 1 times [2021-02-22 02:03:21,769 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-02-22 02:03:21,769 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1509539340] [2021-02-22 02:03:21,769 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-22 02:03:21,829 WARN L141 QuantifierPusher]: treesize reduction 74, result has 1.3 percent of original size [2021-02-22 02:03:21,830 WARN L147 QuantifierPusher]: treesize reduction 74, result has 1.3 percent of original size 1 [2021-02-22 02:03:21,832 WARN L141 QuantifierPusher]: treesize reduction 74, result has 1.3 percent of original size [2021-02-22 02:03:21,833 WARN L147 QuantifierPusher]: treesize reduction 74, result has 1.3 percent of original size 1 [2021-02-22 02:03:21,835 WARN L141 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size [2021-02-22 02:03:21,837 WARN L147 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size 8 [2021-02-22 02:03:21,840 WARN L141 QuantifierPusher]: treesize reduction 6, result has 88.5 percent of original size [2021-02-22 02:03:21,843 WARN L147 QuantifierPusher]: treesize reduction 6, result has 88.5 percent of original size 46 [2021-02-22 02:03:21,845 WARN L141 QuantifierPusher]: treesize reduction 17, result has 77.3 percent of original size [2021-02-22 02:03:21,848 WARN L147 QuantifierPusher]: treesize reduction 17, result has 77.3 percent of original size 58 [2021-02-22 02:03:21,851 WARN L141 QuantifierPusher]: treesize reduction 17, result has 77.3 percent of original size [2021-02-22 02:03:21,854 WARN L147 QuantifierPusher]: treesize reduction 17, result has 77.3 percent of original size 58 [2021-02-22 02:03:21,885 WARN L141 QuantifierPusher]: treesize reduction 2, result has 94.3 percent of original size [2021-02-22 02:03:21,887 WARN L147 QuantifierPusher]: treesize reduction 2, result has 94.3 percent of original size 33 [2021-02-22 02:03:21,889 WARN L141 QuantifierPusher]: treesize reduction 6, result has 93.3 percent of original size [2021-02-22 02:03:21,891 INFO L723 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-02-22 02:03:21,892 INFO L730 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 02:03:21,893 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-22 02:03:21,894 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 02:03:21,896 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-02-22 02:03:21,897 WARN L147 QuantifierPusher]: treesize reduction 6, result has 93.3 percent of original size 84 [2021-02-22 02:03:21,898 WARN L141 QuantifierPusher]: treesize reduction 68, result has 1.4 percent of original size [2021-02-22 02:03:21,899 WARN L147 QuantifierPusher]: treesize reduction 68, result has 1.4 percent of original size 1 [2021-02-22 02:03:21,900 WARN L141 QuantifierPusher]: treesize reduction 68, result has 1.4 percent of original size [2021-02-22 02:03:21,900 WARN L147 QuantifierPusher]: treesize reduction 68, result has 1.4 percent of original size 1 [2021-02-22 02:03:21,902 WARN L141 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size [2021-02-22 02:03:21,904 WARN L147 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size 8 [2021-02-22 02:03:21,906 WARN L141 QuantifierPusher]: treesize reduction 6, result has 88.5 percent of original size [2021-02-22 02:03:21,908 WARN L147 QuantifierPusher]: treesize reduction 6, result has 88.5 percent of original size 46 [2021-02-22 02:03:21,910 WARN L141 QuantifierPusher]: treesize reduction 74, result has 1.3 percent of original size [2021-02-22 02:03:21,910 WARN L147 QuantifierPusher]: treesize reduction 74, result has 1.3 percent of original size 1 [2021-02-22 02:03:21,912 WARN L141 QuantifierPusher]: treesize reduction 74, result has 1.3 percent of original size [2021-02-22 02:03:21,912 WARN L147 QuantifierPusher]: treesize reduction 74, result has 1.3 percent of original size 1 [2021-02-22 02:03:21,914 WARN L141 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size [2021-02-22 02:03:21,915 WARN L147 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size 8 [2021-02-22 02:03:21,917 WARN L141 QuantifierPusher]: treesize reduction 6, result has 88.5 percent of original size [2021-02-22 02:03:21,920 WARN L147 QuantifierPusher]: treesize reduction 6, result has 88.5 percent of original size 46 [2021-02-22 02:03:21,921 WARN L141 QuantifierPusher]: treesize reduction 68, result has 1.4 percent of original size [2021-02-22 02:03:21,921 WARN L147 QuantifierPusher]: treesize reduction 68, result has 1.4 percent of original size 1 [2021-02-22 02:03:21,923 WARN L141 QuantifierPusher]: treesize reduction 68, result has 1.4 percent of original size [2021-02-22 02:03:21,923 WARN L147 QuantifierPusher]: treesize reduction 68, result has 1.4 percent of original size 1 [2021-02-22 02:03:21,925 WARN L141 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size [2021-02-22 02:03:21,927 WARN L147 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size 8 [2021-02-22 02:03:21,928 WARN L141 QuantifierPusher]: treesize reduction 6, result has 88.5 percent of original size [2021-02-22 02:03:21,931 WARN L147 QuantifierPusher]: treesize reduction 6, result has 88.5 percent of original size 46 [2021-02-22 02:03:21,932 WARN L141 QuantifierPusher]: treesize reduction 17, result has 77.3 percent of original size [2021-02-22 02:03:21,936 WARN L147 QuantifierPusher]: treesize reduction 17, result has 77.3 percent of original size 58 [2021-02-22 02:03:21,938 WARN L141 QuantifierPusher]: treesize reduction 17, result has 77.3 percent of original size [2021-02-22 02:03:21,941 WARN L147 QuantifierPusher]: treesize reduction 17, result has 77.3 percent of original size 58 [2021-02-22 02:03:21,970 WARN L141 QuantifierPusher]: treesize reduction 2, result has 94.3 percent of original size [2021-02-22 02:03:21,976 WARN L147 QuantifierPusher]: treesize reduction 2, result has 94.3 percent of original size 33 [2021-02-22 02:03:21,981 WARN L141 QuantifierPusher]: treesize reduction 6, result has 93.3 percent of original size [2021-02-22 02:03:21,983 INFO L723 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-02-22 02:03:21,984 INFO L730 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 02:03:21,984 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-22 02:03:21,985 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 02:03:21,988 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-02-22 02:03:21,989 WARN L147 QuantifierPusher]: treesize reduction 6, result has 93.3 percent of original size 84 [2021-02-22 02:03:21,990 WARN L141 QuantifierPusher]: treesize reduction 68, result has 1.4 percent of original size [2021-02-22 02:03:21,991 WARN L147 QuantifierPusher]: treesize reduction 68, result has 1.4 percent of original size 1 [2021-02-22 02:03:21,992 WARN L141 QuantifierPusher]: treesize reduction 68, result has 1.4 percent of original size [2021-02-22 02:03:21,993 WARN L147 QuantifierPusher]: treesize reduction 68, result has 1.4 percent of original size 1 [2021-02-22 02:03:21,995 WARN L141 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size [2021-02-22 02:03:21,996 WARN L147 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size 8 [2021-02-22 02:03:21,998 WARN L141 QuantifierPusher]: treesize reduction 6, result has 88.5 percent of original size [2021-02-22 02:03:22,000 WARN L147 QuantifierPusher]: treesize reduction 6, result has 88.5 percent of original size 46 [2021-02-22 02:03:22,002 WARN L141 QuantifierPusher]: treesize reduction 68, result has 1.4 percent of original size [2021-02-22 02:03:22,002 WARN L147 QuantifierPusher]: treesize reduction 68, result has 1.4 percent of original size 1 [2021-02-22 02:03:22,004 WARN L141 QuantifierPusher]: treesize reduction 68, result has 1.4 percent of original size [2021-02-22 02:03:22,004 WARN L147 QuantifierPusher]: treesize reduction 68, result has 1.4 percent of original size 1 [2021-02-22 02:03:22,006 WARN L141 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size [2021-02-22 02:03:22,008 WARN L147 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size 8 [2021-02-22 02:03:22,010 WARN L141 QuantifierPusher]: treesize reduction 6, result has 88.5 percent of original size [2021-02-22 02:03:22,012 WARN L147 QuantifierPusher]: treesize reduction 6, result has 88.5 percent of original size 46 [2021-02-22 02:03:22,013 WARN L141 QuantifierPusher]: treesize reduction 68, result has 1.4 percent of original size [2021-02-22 02:03:22,014 WARN L147 QuantifierPusher]: treesize reduction 68, result has 1.4 percent of original size 1 [2021-02-22 02:03:22,015 WARN L141 QuantifierPusher]: treesize reduction 68, result has 1.4 percent of original size [2021-02-22 02:03:22,016 WARN L147 QuantifierPusher]: treesize reduction 68, result has 1.4 percent of original size 1 [2021-02-22 02:03:22,018 WARN L141 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size [2021-02-22 02:03:22,019 WARN L147 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size 8 [2021-02-22 02:03:22,021 WARN L141 QuantifierPusher]: treesize reduction 6, result has 88.5 percent of original size [2021-02-22 02:03:22,023 WARN L147 QuantifierPusher]: treesize reduction 6, result has 88.5 percent of original size 46 [2021-02-22 02:03:22,024 WARN L141 QuantifierPusher]: treesize reduction 68, result has 1.4 percent of original size [2021-02-22 02:03:22,025 WARN L147 QuantifierPusher]: treesize reduction 68, result has 1.4 percent of original size 1 [2021-02-22 02:03:22,027 WARN L141 QuantifierPusher]: treesize reduction 68, result has 1.4 percent of original size [2021-02-22 02:03:22,027 WARN L147 QuantifierPusher]: treesize reduction 68, result has 1.4 percent of original size 1 [2021-02-22 02:03:22,029 WARN L141 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size [2021-02-22 02:03:22,030 WARN L147 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size 8 [2021-02-22 02:03:22,032 WARN L141 QuantifierPusher]: treesize reduction 6, result has 88.5 percent of original size [2021-02-22 02:03:22,034 WARN L147 QuantifierPusher]: treesize reduction 6, result has 88.5 percent of original size 46 [2021-02-22 02:03:22,036 WARN L141 QuantifierPusher]: treesize reduction 74, result has 1.3 percent of original size [2021-02-22 02:03:22,036 WARN L147 QuantifierPusher]: treesize reduction 74, result has 1.3 percent of original size 1 [2021-02-22 02:03:22,038 WARN L141 QuantifierPusher]: treesize reduction 74, result has 1.3 percent of original size [2021-02-22 02:03:22,038 WARN L147 QuantifierPusher]: treesize reduction 74, result has 1.3 percent of original size 1 [2021-02-22 02:03:22,040 WARN L141 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size [2021-02-22 02:03:22,042 WARN L147 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size 8 [2021-02-22 02:03:22,043 WARN L141 QuantifierPusher]: treesize reduction 6, result has 88.5 percent of original size [2021-02-22 02:03:22,045 WARN L147 QuantifierPusher]: treesize reduction 6, result has 88.5 percent of original size 46 [2021-02-22 02:03:22,047 WARN L141 QuantifierPusher]: treesize reduction 68, result has 1.4 percent of original size [2021-02-22 02:03:22,047 WARN L147 QuantifierPusher]: treesize reduction 68, result has 1.4 percent of original size 1 [2021-02-22 02:03:22,049 WARN L141 QuantifierPusher]: treesize reduction 68, result has 1.4 percent of original size [2021-02-22 02:03:22,049 WARN L147 QuantifierPusher]: treesize reduction 68, result has 1.4 percent of original size 1 [2021-02-22 02:03:22,051 WARN L141 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size [2021-02-22 02:03:22,052 WARN L147 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size 8 [2021-02-22 02:03:22,054 WARN L141 QuantifierPusher]: treesize reduction 6, result has 88.5 percent of original size [2021-02-22 02:03:22,056 WARN L147 QuantifierPusher]: treesize reduction 6, result has 88.5 percent of original size 46 [2021-02-22 02:03:22,057 WARN L141 QuantifierPusher]: treesize reduction 68, result has 1.4 percent of original size [2021-02-22 02:03:22,058 WARN L147 QuantifierPusher]: treesize reduction 68, result has 1.4 percent of original size 1 [2021-02-22 02:03:22,059 WARN L141 QuantifierPusher]: treesize reduction 68, result has 1.4 percent of original size [2021-02-22 02:03:22,060 WARN L147 QuantifierPusher]: treesize reduction 68, result has 1.4 percent of original size 1 [2021-02-22 02:03:22,061 WARN L141 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size [2021-02-22 02:03:22,063 WARN L147 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size 8 [2021-02-22 02:03:22,064 WARN L141 QuantifierPusher]: treesize reduction 6, result has 88.5 percent of original size [2021-02-22 02:03:22,066 WARN L147 QuantifierPusher]: treesize reduction 6, result has 88.5 percent of original size 46 [2021-02-22 02:03:22,068 WARN L141 QuantifierPusher]: treesize reduction 68, result has 1.4 percent of original size [2021-02-22 02:03:22,068 WARN L147 QuantifierPusher]: treesize reduction 68, result has 1.4 percent of original size 1 [2021-02-22 02:03:22,070 WARN L141 QuantifierPusher]: treesize reduction 68, result has 1.4 percent of original size [2021-02-22 02:03:22,070 WARN L147 QuantifierPusher]: treesize reduction 68, result has 1.4 percent of original size 1 [2021-02-22 02:03:22,072 WARN L141 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size [2021-02-22 02:03:22,073 WARN L147 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size 8 [2021-02-22 02:03:22,075 WARN L141 QuantifierPusher]: treesize reduction 6, result has 88.5 percent of original size [2021-02-22 02:03:22,077 WARN L147 QuantifierPusher]: treesize reduction 6, result has 88.5 percent of original size 46 [2021-02-22 02:03:22,079 WARN L141 QuantifierPusher]: treesize reduction 74, result has 1.3 percent of original size [2021-02-22 02:03:22,079 WARN L147 QuantifierPusher]: treesize reduction 74, result has 1.3 percent of original size 1 [2021-02-22 02:03:22,081 WARN L141 QuantifierPusher]: treesize reduction 74, result has 1.3 percent of original size [2021-02-22 02:03:22,081 WARN L147 QuantifierPusher]: treesize reduction 74, result has 1.3 percent of original size 1 [2021-02-22 02:03:22,083 WARN L141 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size [2021-02-22 02:03:22,084 WARN L147 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size 8 [2021-02-22 02:03:22,086 WARN L141 QuantifierPusher]: treesize reduction 6, result has 88.5 percent of original size [2021-02-22 02:03:22,088 WARN L147 QuantifierPusher]: treesize reduction 6, result has 88.5 percent of original size 46 [2021-02-22 02:03:22,089 WARN L141 QuantifierPusher]: treesize reduction 74, result has 1.3 percent of original size [2021-02-22 02:03:22,090 WARN L147 QuantifierPusher]: treesize reduction 74, result has 1.3 percent of original size 1 [2021-02-22 02:03:22,091 WARN L141 QuantifierPusher]: treesize reduction 74, result has 1.3 percent of original size [2021-02-22 02:03:22,092 WARN L147 QuantifierPusher]: treesize reduction 74, result has 1.3 percent of original size 1 [2021-02-22 02:03:22,094 WARN L141 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size [2021-02-22 02:03:22,095 WARN L147 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size 8 [2021-02-22 02:03:22,097 WARN L141 QuantifierPusher]: treesize reduction 6, result has 88.5 percent of original size [2021-02-22 02:03:22,099 WARN L147 QuantifierPusher]: treesize reduction 6, result has 88.5 percent of original size 46 [2021-02-22 02:03:22,100 WARN L141 QuantifierPusher]: treesize reduction 74, result has 1.3 percent of original size [2021-02-22 02:03:22,101 WARN L147 QuantifierPusher]: treesize reduction 74, result has 1.3 percent of original size 1 [2021-02-22 02:03:22,102 WARN L141 QuantifierPusher]: treesize reduction 74, result has 1.3 percent of original size [2021-02-22 02:03:22,103 WARN L147 QuantifierPusher]: treesize reduction 74, result has 1.3 percent of original size 1 [2021-02-22 02:03:22,105 WARN L141 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size [2021-02-22 02:03:22,106 WARN L147 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size 8 [2021-02-22 02:03:22,108 WARN L141 QuantifierPusher]: treesize reduction 6, result has 88.5 percent of original size [2021-02-22 02:03:22,110 WARN L147 QuantifierPusher]: treesize reduction 6, result has 88.5 percent of original size 46 [2021-02-22 02:03:22,111 WARN L141 QuantifierPusher]: treesize reduction 74, result has 1.3 percent of original size [2021-02-22 02:03:22,111 WARN L147 QuantifierPusher]: treesize reduction 74, result has 1.3 percent of original size 1 [2021-02-22 02:03:22,113 WARN L141 QuantifierPusher]: treesize reduction 74, result has 1.3 percent of original size [2021-02-22 02:03:22,113 WARN L147 QuantifierPusher]: treesize reduction 74, result has 1.3 percent of original size 1 [2021-02-22 02:03:22,115 WARN L141 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size [2021-02-22 02:03:22,116 WARN L147 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size 8 [2021-02-22 02:03:22,118 WARN L141 QuantifierPusher]: treesize reduction 6, result has 88.5 percent of original size [2021-02-22 02:03:22,120 WARN L147 QuantifierPusher]: treesize reduction 6, result has 88.5 percent of original size 46 [2021-02-22 02:03:22,121 WARN L141 QuantifierPusher]: treesize reduction 68, result has 1.4 percent of original size [2021-02-22 02:03:22,122 WARN L147 QuantifierPusher]: treesize reduction 68, result has 1.4 percent of original size 1 [2021-02-22 02:03:22,123 WARN L141 QuantifierPusher]: treesize reduction 68, result has 1.4 percent of original size [2021-02-22 02:03:22,123 WARN L147 QuantifierPusher]: treesize reduction 68, result has 1.4 percent of original size 1 [2021-02-22 02:03:22,125 WARN L141 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size [2021-02-22 02:03:22,126 WARN L147 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size 8 [2021-02-22 02:03:22,128 WARN L141 QuantifierPusher]: treesize reduction 6, result has 88.5 percent of original size [2021-02-22 02:03:22,130 WARN L147 QuantifierPusher]: treesize reduction 6, result has 88.5 percent of original size 46 [2021-02-22 02:03:22,131 WARN L141 QuantifierPusher]: treesize reduction 74, result has 1.3 percent of original size [2021-02-22 02:03:22,132 WARN L147 QuantifierPusher]: treesize reduction 74, result has 1.3 percent of original size 1 [2021-02-22 02:03:22,133 WARN L141 QuantifierPusher]: treesize reduction 74, result has 1.3 percent of original size [2021-02-22 02:03:22,134 WARN L147 QuantifierPusher]: treesize reduction 74, result has 1.3 percent of original size 1 [2021-02-22 02:03:22,136 WARN L141 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size [2021-02-22 02:03:22,137 WARN L147 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size 8 [2021-02-22 02:03:22,138 WARN L141 QuantifierPusher]: treesize reduction 6, result has 88.5 percent of original size [2021-02-22 02:03:22,140 WARN L147 QuantifierPusher]: treesize reduction 6, result has 88.5 percent of original size 46 [2021-02-22 02:03:22,142 WARN L141 QuantifierPusher]: treesize reduction 68, result has 1.4 percent of original size [2021-02-22 02:03:22,142 WARN L147 QuantifierPusher]: treesize reduction 68, result has 1.4 percent of original size 1 [2021-02-22 02:03:22,143 WARN L141 QuantifierPusher]: treesize reduction 68, result has 1.4 percent of original size [2021-02-22 02:03:22,144 WARN L147 QuantifierPusher]: treesize reduction 68, result has 1.4 percent of original size 1 [2021-02-22 02:03:22,145 WARN L141 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size [2021-02-22 02:03:22,147 WARN L147 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size 8 [2021-02-22 02:03:22,148 WARN L141 QuantifierPusher]: treesize reduction 6, result has 88.5 percent of original size [2021-02-22 02:03:22,150 WARN L147 QuantifierPusher]: treesize reduction 6, result has 88.5 percent of original size 46 [2021-02-22 02:03:22,152 WARN L141 QuantifierPusher]: treesize reduction 74, result has 1.3 percent of original size [2021-02-22 02:03:22,152 WARN L147 QuantifierPusher]: treesize reduction 74, result has 1.3 percent of original size 1 [2021-02-22 02:03:22,153 WARN L141 QuantifierPusher]: treesize reduction 74, result has 1.3 percent of original size [2021-02-22 02:03:22,154 WARN L147 QuantifierPusher]: treesize reduction 74, result has 1.3 percent of original size 1 [2021-02-22 02:03:22,156 WARN L141 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size [2021-02-22 02:03:22,157 WARN L147 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size 8 [2021-02-22 02:03:22,159 WARN L141 QuantifierPusher]: treesize reduction 6, result has 88.5 percent of original size [2021-02-22 02:03:22,160 WARN L147 QuantifierPusher]: treesize reduction 6, result has 88.5 percent of original size 46 [2021-02-22 02:03:22,162 WARN L141 QuantifierPusher]: treesize reduction 74, result has 1.3 percent of original size [2021-02-22 02:03:22,162 WARN L147 QuantifierPusher]: treesize reduction 74, result has 1.3 percent of original size 1 [2021-02-22 02:03:22,164 WARN L141 QuantifierPusher]: treesize reduction 74, result has 1.3 percent of original size [2021-02-22 02:03:22,164 WARN L147 QuantifierPusher]: treesize reduction 74, result has 1.3 percent of original size 1 [2021-02-22 02:03:22,166 WARN L141 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size [2021-02-22 02:03:22,168 WARN L147 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size 8 [2021-02-22 02:03:22,169 WARN L141 QuantifierPusher]: treesize reduction 6, result has 88.5 percent of original size [2021-02-22 02:03:22,171 WARN L147 QuantifierPusher]: treesize reduction 6, result has 88.5 percent of original size 46 [2021-02-22 02:03:22,172 WARN L141 QuantifierPusher]: treesize reduction 68, result has 1.4 percent of original size [2021-02-22 02:03:22,173 WARN L147 QuantifierPusher]: treesize reduction 68, result has 1.4 percent of original size 1 [2021-02-22 02:03:22,174 WARN L141 QuantifierPusher]: treesize reduction 68, result has 1.4 percent of original size [2021-02-22 02:03:22,175 WARN L147 QuantifierPusher]: treesize reduction 68, result has 1.4 percent of original size 1 [2021-02-22 02:03:22,177 WARN L141 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size [2021-02-22 02:03:22,178 WARN L147 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size 8 [2021-02-22 02:03:22,179 WARN L141 QuantifierPusher]: treesize reduction 6, result has 88.5 percent of original size [2021-02-22 02:03:22,181 WARN L147 QuantifierPusher]: treesize reduction 6, result has 88.5 percent of original size 46 [2021-02-22 02:03:22,183 WARN L141 QuantifierPusher]: treesize reduction 74, result has 1.3 percent of original size [2021-02-22 02:03:22,183 WARN L147 QuantifierPusher]: treesize reduction 74, result has 1.3 percent of original size 1 [2021-02-22 02:03:22,185 WARN L141 QuantifierPusher]: treesize reduction 74, result has 1.3 percent of original size [2021-02-22 02:03:22,185 WARN L147 QuantifierPusher]: treesize reduction 74, result has 1.3 percent of original size 1 [2021-02-22 02:03:22,187 WARN L141 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size [2021-02-22 02:03:22,188 WARN L147 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size 8 [2021-02-22 02:03:22,189 WARN L141 QuantifierPusher]: treesize reduction 6, result has 88.5 percent of original size [2021-02-22 02:03:22,191 WARN L147 QuantifierPusher]: treesize reduction 6, result has 88.5 percent of original size 46 [2021-02-22 02:03:22,193 WARN L141 QuantifierPusher]: treesize reduction 68, result has 1.4 percent of original size [2021-02-22 02:03:22,193 WARN L147 QuantifierPusher]: treesize reduction 68, result has 1.4 percent of original size 1 [2021-02-22 02:03:22,194 WARN L141 QuantifierPusher]: treesize reduction 68, result has 1.4 percent of original size [2021-02-22 02:03:22,195 WARN L147 QuantifierPusher]: treesize reduction 68, result has 1.4 percent of original size 1 [2021-02-22 02:03:22,197 WARN L141 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size [2021-02-22 02:03:22,198 WARN L147 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size 8 [2021-02-22 02:03:22,199 WARN L141 QuantifierPusher]: treesize reduction 6, result has 88.5 percent of original size [2021-02-22 02:03:22,201 WARN L147 QuantifierPusher]: treesize reduction 6, result has 88.5 percent of original size 46 [2021-02-22 02:03:22,203 WARN L141 QuantifierPusher]: treesize reduction 68, result has 1.4 percent of original size [2021-02-22 02:03:22,203 WARN L147 QuantifierPusher]: treesize reduction 68, result has 1.4 percent of original size 1 [2021-02-22 02:03:22,204 WARN L141 QuantifierPusher]: treesize reduction 68, result has 1.4 percent of original size [2021-02-22 02:03:22,205 WARN L147 QuantifierPusher]: treesize reduction 68, result has 1.4 percent of original size 1 [2021-02-22 02:03:22,207 WARN L141 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size [2021-02-22 02:03:22,208 WARN L147 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size 8 [2021-02-22 02:03:22,210 WARN L141 QuantifierPusher]: treesize reduction 6, result has 88.5 percent of original size [2021-02-22 02:03:22,211 WARN L147 QuantifierPusher]: treesize reduction 6, result has 88.5 percent of original size 46 [2021-02-22 02:03:22,213 WARN L141 QuantifierPusher]: treesize reduction 74, result has 1.3 percent of original size [2021-02-22 02:03:22,213 WARN L147 QuantifierPusher]: treesize reduction 74, result has 1.3 percent of original size 1 [2021-02-22 02:03:22,215 WARN L141 QuantifierPusher]: treesize reduction 74, result has 1.3 percent of original size [2021-02-22 02:03:22,215 WARN L147 QuantifierPusher]: treesize reduction 74, result has 1.3 percent of original size 1 [2021-02-22 02:03:22,217 WARN L141 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size [2021-02-22 02:03:22,218 WARN L147 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size 8 [2021-02-22 02:03:22,220 WARN L141 QuantifierPusher]: treesize reduction 6, result has 88.5 percent of original size [2021-02-22 02:03:22,222 WARN L147 QuantifierPusher]: treesize reduction 6, result has 88.5 percent of original size 46 [2021-02-22 02:03:22,223 WARN L141 QuantifierPusher]: treesize reduction 74, result has 1.3 percent of original size [2021-02-22 02:03:22,223 WARN L147 QuantifierPusher]: treesize reduction 74, result has 1.3 percent of original size 1 [2021-02-22 02:03:22,225 WARN L141 QuantifierPusher]: treesize reduction 74, result has 1.3 percent of original size [2021-02-22 02:03:22,225 WARN L147 QuantifierPusher]: treesize reduction 74, result has 1.3 percent of original size 1 [2021-02-22 02:03:22,227 WARN L141 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size [2021-02-22 02:03:22,228 WARN L147 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size 8 [2021-02-22 02:03:22,230 WARN L141 QuantifierPusher]: treesize reduction 6, result has 88.5 percent of original size [2021-02-22 02:03:22,232 WARN L147 QuantifierPusher]: treesize reduction 6, result has 88.5 percent of original size 46 [2021-02-22 02:03:22,233 WARN L141 QuantifierPusher]: treesize reduction 68, result has 1.4 percent of original size [2021-02-22 02:03:22,233 WARN L147 QuantifierPusher]: treesize reduction 68, result has 1.4 percent of original size 1 [2021-02-22 02:03:22,235 WARN L141 QuantifierPusher]: treesize reduction 68, result has 1.4 percent of original size [2021-02-22 02:03:22,235 WARN L147 QuantifierPusher]: treesize reduction 68, result has 1.4 percent of original size 1 [2021-02-22 02:03:22,237 WARN L141 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size [2021-02-22 02:03:22,238 WARN L147 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size 8 [2021-02-22 02:03:22,239 WARN L141 QuantifierPusher]: treesize reduction 6, result has 88.5 percent of original size [2021-02-22 02:03:22,241 WARN L147 QuantifierPusher]: treesize reduction 6, result has 88.5 percent of original size 46 [2021-02-22 02:03:22,243 WARN L141 QuantifierPusher]: treesize reduction 68, result has 1.4 percent of original size [2021-02-22 02:03:22,243 WARN L147 QuantifierPusher]: treesize reduction 68, result has 1.4 percent of original size 1 [2021-02-22 02:03:22,244 WARN L141 QuantifierPusher]: treesize reduction 68, result has 1.4 percent of original size [2021-02-22 02:03:22,245 WARN L147 QuantifierPusher]: treesize reduction 68, result has 1.4 percent of original size 1 [2021-02-22 02:03:22,247 WARN L141 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size [2021-02-22 02:03:22,248 WARN L147 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size 8 [2021-02-22 02:03:22,249 WARN L141 QuantifierPusher]: treesize reduction 6, result has 88.5 percent of original size [2021-02-22 02:03:22,251 WARN L147 QuantifierPusher]: treesize reduction 6, result has 88.5 percent of original size 46 [2021-02-22 02:03:22,252 WARN L141 QuantifierPusher]: treesize reduction 68, result has 1.4 percent of original size [2021-02-22 02:03:22,253 WARN L147 QuantifierPusher]: treesize reduction 68, result has 1.4 percent of original size 1 [2021-02-22 02:03:22,254 WARN L141 QuantifierPusher]: treesize reduction 68, result has 1.4 percent of original size [2021-02-22 02:03:22,255 WARN L147 QuantifierPusher]: treesize reduction 68, result has 1.4 percent of original size 1 [2021-02-22 02:03:22,256 WARN L141 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size [2021-02-22 02:03:22,257 WARN L147 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size 8 [2021-02-22 02:03:22,259 WARN L141 QuantifierPusher]: treesize reduction 6, result has 88.5 percent of original size [2021-02-22 02:03:22,261 WARN L147 QuantifierPusher]: treesize reduction 6, result has 88.5 percent of original size 46 [2021-02-22 02:03:22,262 WARN L141 QuantifierPusher]: treesize reduction 74, result has 1.3 percent of original size [2021-02-22 02:03:22,262 WARN L147 QuantifierPusher]: treesize reduction 74, result has 1.3 percent of original size 1 [2021-02-22 02:03:22,264 WARN L141 QuantifierPusher]: treesize reduction 74, result has 1.3 percent of original size [2021-02-22 02:03:22,264 WARN L147 QuantifierPusher]: treesize reduction 74, result has 1.3 percent of original size 1 [2021-02-22 02:03:22,266 WARN L141 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size [2021-02-22 02:03:22,267 WARN L147 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size 8 [2021-02-22 02:03:22,268 WARN L141 QuantifierPusher]: treesize reduction 6, result has 88.5 percent of original size [2021-02-22 02:03:22,270 WARN L147 QuantifierPusher]: treesize reduction 6, result has 88.5 percent of original size 46 [2021-02-22 02:03:22,271 WARN L141 QuantifierPusher]: treesize reduction 68, result has 1.4 percent of original size [2021-02-22 02:03:22,272 WARN L147 QuantifierPusher]: treesize reduction 68, result has 1.4 percent of original size 1 [2021-02-22 02:03:22,273 WARN L141 QuantifierPusher]: treesize reduction 68, result has 1.4 percent of original size [2021-02-22 02:03:22,273 WARN L147 QuantifierPusher]: treesize reduction 68, result has 1.4 percent of original size 1 [2021-02-22 02:03:22,275 WARN L141 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size [2021-02-22 02:03:22,276 WARN L147 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size 8 [2021-02-22 02:03:22,278 WARN L141 QuantifierPusher]: treesize reduction 6, result has 88.5 percent of original size [2021-02-22 02:03:22,279 WARN L147 QuantifierPusher]: treesize reduction 6, result has 88.5 percent of original size 46 [2021-02-22 02:03:22,281 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 02:03:22,284 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 60 [2021-02-22 02:03:22,286 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 02:03:22,289 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 60 [2021-02-22 02:03:22,319 WARN L141 QuantifierPusher]: treesize reduction 2, result has 94.3 percent of original size [2021-02-22 02:03:22,320 WARN L147 QuantifierPusher]: treesize reduction 2, result has 94.3 percent of original size 33 [2021-02-22 02:03:22,322 WARN L141 QuantifierPusher]: treesize reduction 7, result has 92.2 percent of original size [2021-02-22 02:03:22,323 INFO L723 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-02-22 02:03:22,324 INFO L730 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 02:03:22,325 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-22 02:03:22,325 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 02:03:22,327 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-02-22 02:03:22,328 WARN L147 QuantifierPusher]: treesize reduction 7, result has 92.2 percent of original size 83 [2021-02-22 02:03:22,329 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 02:03:22,333 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 60 [2021-02-22 02:03:22,334 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 02:03:22,338 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 60 [2021-02-22 02:03:22,373 WARN L141 QuantifierPusher]: treesize reduction 2, result has 94.3 percent of original size [2021-02-22 02:03:22,375 WARN L147 QuantifierPusher]: treesize reduction 2, result has 94.3 percent of original size 33 [2021-02-22 02:03:22,378 WARN L141 QuantifierPusher]: treesize reduction 7, result has 92.2 percent of original size [2021-02-22 02:03:22,379 INFO L723 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-02-22 02:03:22,380 INFO L730 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 02:03:22,380 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-22 02:03:22,381 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 02:03:22,383 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-02-22 02:03:22,384 WARN L147 QuantifierPusher]: treesize reduction 7, result has 92.2 percent of original size 83 [2021-02-22 02:03:22,386 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 02:03:22,389 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 60 [2021-02-22 02:03:22,391 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 02:03:22,395 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 60 [2021-02-22 02:03:22,431 WARN L141 QuantifierPusher]: treesize reduction 2, result has 94.3 percent of original size [2021-02-22 02:03:22,433 WARN L147 QuantifierPusher]: treesize reduction 2, result has 94.3 percent of original size 33 [2021-02-22 02:03:22,440 WARN L141 QuantifierPusher]: treesize reduction 7, result has 92.2 percent of original size [2021-02-22 02:03:22,441 INFO L723 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-02-22 02:03:22,442 INFO L730 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 02:03:22,442 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-22 02:03:22,443 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 02:03:22,445 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-02-22 02:03:22,446 WARN L147 QuantifierPusher]: treesize reduction 7, result has 92.2 percent of original size 83 [2021-02-22 02:03:22,448 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 02:03:22,477 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 60 [2021-02-22 02:03:22,479 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 02:03:22,482 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 60 [2021-02-22 02:03:22,513 WARN L141 QuantifierPusher]: treesize reduction 2, result has 94.3 percent of original size [2021-02-22 02:03:22,515 WARN L147 QuantifierPusher]: treesize reduction 2, result has 94.3 percent of original size 33 [2021-02-22 02:03:22,517 WARN L141 QuantifierPusher]: treesize reduction 7, result has 92.2 percent of original size [2021-02-22 02:03:22,519 INFO L723 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-02-22 02:03:22,520 INFO L730 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 02:03:22,520 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-22 02:03:22,521 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 02:03:22,522 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-02-22 02:03:22,523 WARN L147 QuantifierPusher]: treesize reduction 7, result has 92.2 percent of original size 83 [2021-02-22 02:03:22,524 INFO L206 tedInterpolationCore]: Starting analysis with loop acceleration approximation UNDERAPPROXIMATION [2021-02-22 02:03:22,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-02-22 02:03:22,602 INFO L223 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-02-22 02:03:22,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-02-22 02:03:22,664 INFO L223 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-02-22 02:03:22,808 INFO L173 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found a feasible trace [2021-02-22 02:03:22,808 INFO L523 BasicCegarLoop]: Counterexample might be feasible [2021-02-22 02:03:22,812 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2021-02-22 02:03:22,870 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.02 02:03:22 BoogieIcfgContainer [2021-02-22 02:03:22,870 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-02-22 02:03:22,871 INFO L168 Benchmark]: Toolchain (without parser) took 17787.67 ms. Allocated memory was 151.0 MB in the beginning and 407.9 MB in the end (delta: 256.9 MB). Free memory was 126.0 MB in the beginning and 324.2 MB in the end (delta: -198.2 MB). Peak memory consumption was 59.2 MB. Max. memory is 8.0 GB. [2021-02-22 02:03:22,871 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 151.0 MB. Free memory is still 123.6 MB. There was no memory consumed. Max. memory is 8.0 GB. [2021-02-22 02:03:22,872 INFO L168 Benchmark]: CACSL2BoogieTranslator took 785.90 ms. Allocated memory is still 151.0 MB. Free memory was 124.9 MB in the beginning and 131.6 MB in the end (delta: -6.7 MB). Peak memory consumption was 31.0 MB. Max. memory is 8.0 GB. [2021-02-22 02:03:22,872 INFO L168 Benchmark]: Boogie Preprocessor took 111.24 ms. Allocated memory is still 151.0 MB. Free memory was 131.6 MB in the beginning and 126.9 MB in the end (delta: 4.7 MB). Peak memory consumption was 4.2 MB. Max. memory is 8.0 GB. [2021-02-22 02:03:22,872 INFO L168 Benchmark]: RCFGBuilder took 1504.59 ms. Allocated memory was 151.0 MB in the beginning and 190.8 MB in the end (delta: 39.8 MB). Free memory was 126.9 MB in the beginning and 95.9 MB in the end (delta: 31.0 MB). Peak memory consumption was 74.0 MB. Max. memory is 8.0 GB. [2021-02-22 02:03:22,873 INFO L168 Benchmark]: TraceAbstraction took 15368.65 ms. Allocated memory was 190.8 MB in the beginning and 407.9 MB in the end (delta: 217.1 MB). Free memory was 95.9 MB in the beginning and 324.2 MB in the end (delta: -228.2 MB). There was no memory consumed. Max. memory is 8.0 GB. [2021-02-22 02:03:22,874 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 ms. Allocated memory is still 151.0 MB. Free memory is still 123.6 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 785.90 ms. Allocated memory is still 151.0 MB. Free memory was 124.9 MB in the beginning and 131.6 MB in the end (delta: -6.7 MB). Peak memory consumption was 31.0 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 111.24 ms. Allocated memory is still 151.0 MB. Free memory was 131.6 MB in the beginning and 126.9 MB in the end (delta: 4.7 MB). Peak memory consumption was 4.2 MB. Max. memory is 8.0 GB. * RCFGBuilder took 1504.59 ms. Allocated memory was 151.0 MB in the beginning and 190.8 MB in the end (delta: 39.8 MB). Free memory was 126.9 MB in the beginning and 95.9 MB in the end (delta: 31.0 MB). Peak memory consumption was 74.0 MB. Max. memory is 8.0 GB. * TraceAbstraction took 15368.65 ms. Allocated memory was 190.8 MB in the beginning and 407.9 MB in the end (delta: 217.1 MB). Free memory was 95.9 MB in the beginning and 324.2 MB in the end (delta: -228.2 MB). There was no memory consumed. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - CounterExampleResult [Line: 531]: a call to reach_error is reachable a call to reach_error is reachable We found a FailurePath: [L17] int a= 1; [L18] int d= 4; [L19] int e= 5; [L20] int f= 6; [L21] int c= 3; [L22] int b= 2; [L25] int u = 21; [L26] int v = 22; [L27] int w = 23; [L28] int x = 24; [L29] int y = 25; [L30] int z = 26; [L32] int a17 = 1; [L33] int a7 = 0; [L34] int a20 = 1; [L35] int a8 = 15; [L36] int a12 = 8; [L37] int a16 = 5; [L38] int a21 = 1; [L590] int output = -1; [L593] COND TRUE 1 [L596] int input; [L597] input = __VERIFIER_nondet_int() [L598] COND FALSE !((input != 1) && (input != 2) && (input != 3) && (input != 4) && (input != 5) && (input != 6)) [L601] CALL, EXPR calculate_output(input) [L41] COND FALSE !((((a8==15)&&(((((a21==1)&&(((a16==5)||(a16==6))&&(input==1)))&&(a20==1))&&(a17==1))&&!(a7==1)))&&(a12==8))) [L45] COND FALSE !((((((((input==5)&&((((a16==6)&&(a17==1))||(!(a17==1)&&(a16==4)))||(!(a17==1)&&(a16==5))))&&(a20==1))&&(a12==8))&&(a7==1))&&!(a21==1))&&(a8==13))) [L53] COND FALSE !(((!(a7==1)&&((((a16==6)&&((a21==1)&&((a17==1)&&(input==3))))&&!(a20==1))&&(a8==15)))&&(a12==8))) [L59] COND TRUE ((a17==1)&&((!(a7==1)&&(((a21==1)&&((((a16==5)||(a16==6))&&(input==6))&&(a20==1)))&&(a8==15)))&&(a12==8))) [L60] a8 = 13 [L61] a7 = 1 [L62] a16 = 4 [L63] return -1; [L601] RET, EXPR calculate_output(input) [L601] output = calculate_output(input) [L593] COND TRUE 1 [L596] int input; [L597] input = __VERIFIER_nondet_int() [L598] COND FALSE !((input != 1) && (input != 2) && (input != 3) && (input != 4) && (input != 5) && (input != 6)) [L601] CALL, EXPR calculate_output(input) [L41] COND FALSE !((((a8==15)&&(((((a21==1)&&(((a16==5)||(a16==6))&&(input==1)))&&(a20==1))&&(a17==1))&&!(a7==1)))&&(a12==8))) [L45] COND FALSE !((((((((input==5)&&((((a16==6)&&(a17==1))||(!(a17==1)&&(a16==4)))||(!(a17==1)&&(a16==5))))&&(a20==1))&&(a12==8))&&(a7==1))&&!(a21==1))&&(a8==13))) [L53] COND FALSE !(((!(a7==1)&&((((a16==6)&&((a21==1)&&((a17==1)&&(input==3))))&&!(a20==1))&&(a8==15)))&&(a12==8))) [L59] COND FALSE !(((a17==1)&&((!(a7==1)&&(((a21==1)&&((((a16==5)||(a16==6))&&(input==6))&&(a20==1)))&&(a8==15)))&&(a12==8)))) [L64] COND FALSE !((((input==3)&&((((a16==6)&&((!(a20==1)&&(!(a7==1)&&!(a17==1)))&&(a8==15)))&&(a21==1))||((((a8==13)&&((a20==1)&&((a17==1)&&(a7==1))))&&(a16==4))&&!(a21==1))))&&(a12==8))) [L72] COND FALSE !((((a17==1)&&(((a21==1)&&((!(a7==1)&&((input==4)&&(a8==15)))&&!(a20==1)))&&(a12==8)))&&(a16==6))) [L75] COND FALSE !((((a12==8)&&(((a21==1)&&((((input==5)&&!(a7==1))&&(a8==15))&&(a16==5)))&&!(a20==1)))&&!(a17==1))) [L82] COND FALSE !(((a12==8)&&((input==1)&&(((a21==1)&&(((a8==15)&&((!(a17==1)&&!(a7==1))&&!(a20==1)))&&(a16==6)))||(!(a21==1)&&((a16==4)&&((a8==13)&&(((a17==1)&&(a7==1))&&(a20==1))))))))) [L90] COND FALSE !(((((!(a17==1)&&(!(a7==1)&&((a21==1)&&((a8==15)&&(input==4)))))&&!(a20==1))&&(a12==8))&&(a16==4))) [L94] COND FALSE !(((((((a16==6)&&((!(a20==1)&&(!(a17==1)&&!(a7==1)))&&(a8==15)))&&(a21==1))||(((a16==4)&&(((a20==1)&&((a17==1)&&(a7==1)))&&(a8==13)))&&!(a21==1)))&&(input==2))&&(a12==8))) [L102] COND FALSE !(((a8==13)&&(!(a21==1)&&((((input==3)&&((((a20==1)&&!(a17==1))&&(a16==6))||((!(a20==1)&&(a17==1))&&(a16==4))))&&(a12==8))&&(a7==1))))) [L107] COND FALSE !(((((a21==1)&&((a12==8)&&((input==1)&&(((!(a20==1)&&(a17==1))&&(a16==4))||(((a16==5)&&(!(a17==1)&&(a20==1)))||((a16==6)&&(!(a17==1)&&(a20==1))))))))&&!(a7==1))&&(a8==15))) [L112] COND FALSE !((((a16==5)&&(((a7==1)&&((!(a21==1)&&((a12==8)&&(input==3)))&&(a8==13)))&&(a17==1)))&&(a20==1))) [L118] COND FALSE !(((a17==1)&&(((a8==15)&&(((a12==8)&&((!(a7==1)&&(input==5))&&(a21==1)))&&!(a20==1)))&&(a16==5)))) [L124] COND FALSE !((!(a7==1)&&(((((a21==1)&&(((a8==15)&&(input==5))&&!(a17==1)))&&(a12==8))&&(a20==1))&&(a16==4)))) [L129] COND FALSE !(((!(a21==1)&&(((a12==8)&&((((a16==6)&&((a20==1)&&!(a17==1)))||((!(a20==1)&&(a17==1))&&(a16==4)))&&(input==1)))&&(a8==13)))&&(a7==1))) [L134] COND FALSE !(((a17==1)&&(!(a7==1)&&(((a21==1)&&(((a12==8)&&((input==5)&&((a16==5)||(a16==6))))&&(a20==1)))&&(a8==15))))) [L139] COND FALSE !((((a12==8)&&(!(a21==1)&&((a7==1)&&((a8==13)&&((input==6)&&((((a16==6)&&(a17==1))||((a16==4)&&!(a17==1)))||((a16==5)&&!(a17==1))))))))&&(a20==1))) [L146] COND FALSE !((((a16==5)&&((((a8==15)&&((!(a7==1)&&(input==2))&&(a21==1)))&&(a12==8))&&!(a20==1)))&&!(a17==1))) [L150] COND FALSE !((!(a20==1)&&((a21==1)&&((a16==4)&&((a8==15)&&(((a12==8)&&((input==2)&&!(a7==1)))&&!(a17==1))))))) [L154] COND FALSE !((((a21==1)&&(!(a7==1)&&((!(a20==1)&&(!(a17==1)&&((a12==8)&&(input==6))))&&(a16==4))))&&(a8==15))) [L158] COND FALSE !(((a17==1)&&((((((a12==8)&&((input==4)&&(a8==13)))&&(a20==1))&&!(a21==1))&&(a16==5))&&(a7==1)))) [L162] COND FALSE !(((((a8==13)&&((a12==8)&&((((((a16==6)&&(a17==1))||(!(a17==1)&&(a16==4)))||(!(a17==1)&&(a16==5)))&&(input==1))&&!(a21==1))))&&(a20==1))&&(a7==1))) [L170] COND FALSE !(((a8==13)&&(!(a21==1)&&((((((!(a17==1)&&(a20==1))&&(a16==6))||((a16==4)&&((a17==1)&&!(a20==1))))&&(input==5))&&(a7==1))&&(a12==8))))) [L175] COND FALSE !(((!(a21==1)&&((((((a16==6)&&((a20==1)&&!(a17==1)))||(((a17==1)&&!(a20==1))&&(a16==4)))&&(input==4))&&(a7==1))&&(a12==8)))&&(a8==13))) [L183] COND FALSE !((((a21==1)&&(!(a7==1)&&((((((a16==5)&&((a20==1)&&!(a17==1)))||((!(a17==1)&&(a20==1))&&(a16==6)))||((a16==4)&&((a17==1)&&!(a20==1))))&&(input==4))&&(a12==8))))&&(a8==15))) [L188] COND FALSE !(((((((a16==6)&&((!(a20==1)&&(!(a17==1)&&!(a7==1)))&&(a8==15)))&&(a21==1))||(((a16==4)&&((((a7==1)&&(a17==1))&&(a20==1))&&(a8==13)))&&!(a21==1)))&&(input==4))&&(a12==8))) [L196] COND FALSE !((!(a17==1)&&(((a12==8)&&(!(a20==1)&&(((a8==15)&&((a21==1)&&(input==4)))&&!(a7==1))))&&(a16==5)))) [L199] COND FALSE !((((!(a7==1)&&(((input==2)&&((((a16==5)&&((a20==1)&&!(a17==1)))||((a16==6)&&((a20==1)&&!(a17==1))))||((a16==4)&&(!(a20==1)&&(a17==1)))))&&(a8==15)))&&(a12==8))&&(a21==1))) [L204] COND FALSE !((!(a20==1)&&(((((((input==6)&&(a16==5))&&(a21==1))&&!(a17==1))&&(a12==8))&&!(a7==1))&&(a8==15)))) [L207] COND FALSE !(((a12==8)&&(((((((a21==1)&&(input==5))&&(a8==15))&&(a17==1))&&!(a7==1))&&!(a20==1))&&(a16==6)))) [L213] COND FALSE !(((((a8==15)&&(!(a7==1)&&((((!(a20==1)&&(a17==1))&&(a16==4))||(((!(a17==1)&&(a20==1))&&(a16==5))||((a16==6)&&((a20==1)&&!(a17==1)))))&&(input==6))))&&(a12==8))&&(a21==1))) [L218] COND FALSE !(((a8==15)&&((a16==4)&&(!(a20==1)&&((((a21==1)&&(!(a17==1)&&(input==5)))&&!(a7==1))&&(a12==8)))))) [L224] COND FALSE !(((a17==1)&&((a12==8)&&((a8==15)&&(((!(a7==1)&&(((a16==5)||(a16==6))&&(input==2)))&&(a21==1))&&(a20==1)))))) [L228] COND FALSE !((!(a7==1)&&(((a8==15)&&((!(a17==1)&&((a12==8)&&((input==3)&&(a21==1))))&&(a16==4)))&&(a20==1)))) [L233] COND FALSE !(((a16==5)&&((!(a21==1)&&(((a8==13)&&(((input==2)&&(a20==1))&&(a12==8)))&&(a7==1)))&&(a17==1)))) [L241] COND FALSE !(((a20==1)&&(((a12==8)&&((a7==1)&&((a8==13)&&(((!(a17==1)&&(a16==5))||(((a17==1)&&(a16==6))||(!(a17==1)&&(a16==4))))&&(input==3)))))&&!(a21==1)))) [L248] COND FALSE !(((a12==8)&&((a7==1)&&(!(a21==1)&&((a8==13)&&((input==6)&&(((a16==6)&&((a20==1)&&!(a17==1)))||((a16==4)&&((a17==1)&&!(a20==1)))))))))) [L255] COND FALSE !(((!(a7==1)&&(!(a17==1)&&((((a16==4)&&((a8==15)&&(input==1)))&&(a12==8))&&(a21==1))))&&(a20==1))) [L260] COND FALSE !(((a17==1)&&(((a21==1)&&(!(a20==1)&&((a12==8)&&((a8==15)&&(!(a7==1)&&(input==1))))))&&(a16==6)))) [L266] COND FALSE !(((a20==1)&&((a12==8)&&((((a17==1)&&((((a16==5)||(a16==6))&&(input==4))&&(a8==15)))&&(a21==1))&&!(a7==1))))) [L271] COND TRUE ((((a8==13)&&((((!(a21==1)&&(input==6))&&(a20==1))&&(a12==8))&&(a17==1)))&&(a7==1))&&(a16==5)) [L272] a16 = 4 [L273] a20 = 0 [L274] return 25; [L601] RET, EXPR calculate_output(input) [L601] output = calculate_output(input) [L593] COND TRUE 1 [L596] int input; [L597] input = __VERIFIER_nondet_int() [L598] COND FALSE !((input != 1) && (input != 2) && (input != 3) && (input != 4) && (input != 5) && (input != 6)) [L601] CALL calculate_output(input) [L41] COND FALSE !((((a8==15)&&(((((a21==1)&&(((a16==5)||(a16==6))&&(input==1)))&&(a20==1))&&(a17==1))&&!(a7==1)))&&(a12==8))) [L45] COND FALSE !((((((((input==5)&&((((a16==6)&&(a17==1))||(!(a17==1)&&(a16==4)))||(!(a17==1)&&(a16==5))))&&(a20==1))&&(a12==8))&&(a7==1))&&!(a21==1))&&(a8==13))) [L53] COND FALSE !(((!(a7==1)&&((((a16==6)&&((a21==1)&&((a17==1)&&(input==3))))&&!(a20==1))&&(a8==15)))&&(a12==8))) [L59] COND FALSE !(((a17==1)&&((!(a7==1)&&(((a21==1)&&((((a16==5)||(a16==6))&&(input==6))&&(a20==1)))&&(a8==15)))&&(a12==8)))) [L64] COND FALSE !((((input==3)&&((((a16==6)&&((!(a20==1)&&(!(a7==1)&&!(a17==1)))&&(a8==15)))&&(a21==1))||((((a8==13)&&((a20==1)&&((a17==1)&&(a7==1))))&&(a16==4))&&!(a21==1))))&&(a12==8))) [L72] COND FALSE !((((a17==1)&&(((a21==1)&&((!(a7==1)&&((input==4)&&(a8==15)))&&!(a20==1)))&&(a12==8)))&&(a16==6))) [L75] COND FALSE !((((a12==8)&&(((a21==1)&&((((input==5)&&!(a7==1))&&(a8==15))&&(a16==5)))&&!(a20==1)))&&!(a17==1))) [L82] COND FALSE !(((a12==8)&&((input==1)&&(((a21==1)&&(((a8==15)&&((!(a17==1)&&!(a7==1))&&!(a20==1)))&&(a16==6)))||(!(a21==1)&&((a16==4)&&((a8==13)&&(((a17==1)&&(a7==1))&&(a20==1))))))))) [L90] COND FALSE !(((((!(a17==1)&&(!(a7==1)&&((a21==1)&&((a8==15)&&(input==4)))))&&!(a20==1))&&(a12==8))&&(a16==4))) [L94] COND FALSE !(((((((a16==6)&&((!(a20==1)&&(!(a17==1)&&!(a7==1)))&&(a8==15)))&&(a21==1))||(((a16==4)&&(((a20==1)&&((a17==1)&&(a7==1)))&&(a8==13)))&&!(a21==1)))&&(input==2))&&(a12==8))) [L102] COND FALSE !(((a8==13)&&(!(a21==1)&&((((input==3)&&((((a20==1)&&!(a17==1))&&(a16==6))||((!(a20==1)&&(a17==1))&&(a16==4))))&&(a12==8))&&(a7==1))))) [L107] COND FALSE !(((((a21==1)&&((a12==8)&&((input==1)&&(((!(a20==1)&&(a17==1))&&(a16==4))||(((a16==5)&&(!(a17==1)&&(a20==1)))||((a16==6)&&(!(a17==1)&&(a20==1))))))))&&!(a7==1))&&(a8==15))) [L112] COND FALSE !((((a16==5)&&(((a7==1)&&((!(a21==1)&&((a12==8)&&(input==3)))&&(a8==13)))&&(a17==1)))&&(a20==1))) [L118] COND FALSE !(((a17==1)&&(((a8==15)&&(((a12==8)&&((!(a7==1)&&(input==5))&&(a21==1)))&&!(a20==1)))&&(a16==5)))) [L124] COND FALSE !((!(a7==1)&&(((((a21==1)&&(((a8==15)&&(input==5))&&!(a17==1)))&&(a12==8))&&(a20==1))&&(a16==4)))) [L129] COND FALSE !(((!(a21==1)&&(((a12==8)&&((((a16==6)&&((a20==1)&&!(a17==1)))||((!(a20==1)&&(a17==1))&&(a16==4)))&&(input==1)))&&(a8==13)))&&(a7==1))) [L134] COND FALSE !(((a17==1)&&(!(a7==1)&&(((a21==1)&&(((a12==8)&&((input==5)&&((a16==5)||(a16==6))))&&(a20==1)))&&(a8==15))))) [L139] COND FALSE !((((a12==8)&&(!(a21==1)&&((a7==1)&&((a8==13)&&((input==6)&&((((a16==6)&&(a17==1))||((a16==4)&&!(a17==1)))||((a16==5)&&!(a17==1))))))))&&(a20==1))) [L146] COND FALSE !((((a16==5)&&((((a8==15)&&((!(a7==1)&&(input==2))&&(a21==1)))&&(a12==8))&&!(a20==1)))&&!(a17==1))) [L150] COND FALSE !((!(a20==1)&&((a21==1)&&((a16==4)&&((a8==15)&&(((a12==8)&&((input==2)&&!(a7==1)))&&!(a17==1))))))) [L154] COND FALSE !((((a21==1)&&(!(a7==1)&&((!(a20==1)&&(!(a17==1)&&((a12==8)&&(input==6))))&&(a16==4))))&&(a8==15))) [L158] COND FALSE !(((a17==1)&&((((((a12==8)&&((input==4)&&(a8==13)))&&(a20==1))&&!(a21==1))&&(a16==5))&&(a7==1)))) [L162] COND FALSE !(((((a8==13)&&((a12==8)&&((((((a16==6)&&(a17==1))||(!(a17==1)&&(a16==4)))||(!(a17==1)&&(a16==5)))&&(input==1))&&!(a21==1))))&&(a20==1))&&(a7==1))) [L170] COND FALSE !(((a8==13)&&(!(a21==1)&&((((((!(a17==1)&&(a20==1))&&(a16==6))||((a16==4)&&((a17==1)&&!(a20==1))))&&(input==5))&&(a7==1))&&(a12==8))))) [L175] COND FALSE !(((!(a21==1)&&((((((a16==6)&&((a20==1)&&!(a17==1)))||(((a17==1)&&!(a20==1))&&(a16==4)))&&(input==4))&&(a7==1))&&(a12==8)))&&(a8==13))) [L183] COND FALSE !((((a21==1)&&(!(a7==1)&&((((((a16==5)&&((a20==1)&&!(a17==1)))||((!(a17==1)&&(a20==1))&&(a16==6)))||((a16==4)&&((a17==1)&&!(a20==1))))&&(input==4))&&(a12==8))))&&(a8==15))) [L188] COND FALSE !(((((((a16==6)&&((!(a20==1)&&(!(a17==1)&&!(a7==1)))&&(a8==15)))&&(a21==1))||(((a16==4)&&((((a7==1)&&(a17==1))&&(a20==1))&&(a8==13)))&&!(a21==1)))&&(input==4))&&(a12==8))) [L196] COND FALSE !((!(a17==1)&&(((a12==8)&&(!(a20==1)&&(((a8==15)&&((a21==1)&&(input==4)))&&!(a7==1))))&&(a16==5)))) [L199] COND FALSE !((((!(a7==1)&&(((input==2)&&((((a16==5)&&((a20==1)&&!(a17==1)))||((a16==6)&&((a20==1)&&!(a17==1))))||((a16==4)&&(!(a20==1)&&(a17==1)))))&&(a8==15)))&&(a12==8))&&(a21==1))) [L204] COND FALSE !((!(a20==1)&&(((((((input==6)&&(a16==5))&&(a21==1))&&!(a17==1))&&(a12==8))&&!(a7==1))&&(a8==15)))) [L207] COND FALSE !(((a12==8)&&(((((((a21==1)&&(input==5))&&(a8==15))&&(a17==1))&&!(a7==1))&&!(a20==1))&&(a16==6)))) [L213] COND FALSE !(((((a8==15)&&(!(a7==1)&&((((!(a20==1)&&(a17==1))&&(a16==4))||(((!(a17==1)&&(a20==1))&&(a16==5))||((a16==6)&&((a20==1)&&!(a17==1)))))&&(input==6))))&&(a12==8))&&(a21==1))) [L218] COND FALSE !(((a8==15)&&((a16==4)&&(!(a20==1)&&((((a21==1)&&(!(a17==1)&&(input==5)))&&!(a7==1))&&(a12==8)))))) [L224] COND FALSE !(((a17==1)&&((a12==8)&&((a8==15)&&(((!(a7==1)&&(((a16==5)||(a16==6))&&(input==2)))&&(a21==1))&&(a20==1)))))) [L228] COND FALSE !((!(a7==1)&&(((a8==15)&&((!(a17==1)&&((a12==8)&&((input==3)&&(a21==1))))&&(a16==4)))&&(a20==1)))) [L233] COND FALSE !(((a16==5)&&((!(a21==1)&&(((a8==13)&&(((input==2)&&(a20==1))&&(a12==8)))&&(a7==1)))&&(a17==1)))) [L241] COND FALSE !(((a20==1)&&(((a12==8)&&((a7==1)&&((a8==13)&&(((!(a17==1)&&(a16==5))||(((a17==1)&&(a16==6))||(!(a17==1)&&(a16==4))))&&(input==3)))))&&!(a21==1)))) [L248] COND FALSE !(((a12==8)&&((a7==1)&&(!(a21==1)&&((a8==13)&&((input==6)&&(((a16==6)&&((a20==1)&&!(a17==1)))||((a16==4)&&((a17==1)&&!(a20==1)))))))))) [L255] COND FALSE !(((!(a7==1)&&(!(a17==1)&&((((a16==4)&&((a8==15)&&(input==1)))&&(a12==8))&&(a21==1))))&&(a20==1))) [L260] COND FALSE !(((a17==1)&&(((a21==1)&&(!(a20==1)&&((a12==8)&&((a8==15)&&(!(a7==1)&&(input==1))))))&&(a16==6)))) [L266] COND FALSE !(((a20==1)&&((a12==8)&&((((a17==1)&&((((a16==5)||(a16==6))&&(input==4))&&(a8==15)))&&(a21==1))&&!(a7==1))))) [L271] COND FALSE !(((((a8==13)&&((((!(a21==1)&&(input==6))&&(a20==1))&&(a12==8))&&(a17==1)))&&(a7==1))&&(a16==5))) [L275] COND FALSE !(((a16==5)&&(((((a12==8)&&(!(a7==1)&&((input==2)&&!(a20==1))))&&(a21==1))&&(a17==1))&&(a8==15)))) [L278] COND FALSE !((((a12==8)&&(((!(a17==1)&&((a21==1)&&((input==4)&&!(a7==1))))&&(a8==15))&&(a20==1)))&&(a16==4))) [L283] COND FALSE !(((a7==1)&&((a8==13)&&((a12==8)&&(!(a21==1)&&((input==2)&&((((a20==1)&&!(a17==1))&&(a16==6))||(((a17==1)&&!(a20==1))&&(a16==4))))))))) [L288] COND FALSE !((((((((!(a20==1)&&(!(a17==1)&&!(a7==1)))&&(a8==15))&&(a16==6))&&(a21==1))||((((a8==13)&&(((a17==1)&&(a7==1))&&(a20==1)))&&(a16==4))&&!(a21==1)))&&(input==6))&&(a12==8))) [L296] COND FALSE !(((!(a7==1)&&(!(a17==1)&&(((((input==3)&&(a21==1))&&(a16==4))&&(a8==15))&&(a12==8))))&&!(a20==1))) [L302] COND FALSE !((((((a12==8)&&(((((a17==1)&&!(a20==1))&&(a16==4))||((((a20==1)&&!(a17==1))&&(a16==5))||((!(a17==1)&&(a20==1))&&(a16==6))))&&(input==3)))&&(a8==15))&&(a21==1))&&!(a7==1))) [L309] COND FALSE !((((!(a7==1)&&(((input==5)&&((((a16==5)&&(!(a17==1)&&(a20==1)))||((a16==6)&&((a20==1)&&!(a17==1))))||((a16==4)&&(!(a20==1)&&(a17==1)))))&&(a12==8)))&&(a21==1))&&(a8==15))) [L316] COND FALSE !(((!(a7==1)&&(((a21==1)&&(((a17==1)&&((a12==8)&&(input==2)))&&!(a20==1)))&&(a16==6)))&&(a8==15))) [L322] COND FALSE !(((!(a17==1)&&((a21==1)&&((!(a20==1)&&((a12==8)&&((input==3)&&!(a7==1))))&&(a8==15))))&&(a16==5))) [L326] COND FALSE !((((a16==5)&&(!(a20==1)&&(((((input==6)&&(a21==1))&&(a17==1))&&!(a7==1))&&(a12==8))))&&(a8==15))) [L328] COND FALSE !((!(a7==1)&&((a17==1)&&(((a16==6)&&(!(a20==1)&&(((input==6)&&(a12==8))&&(a21==1))))&&(a8==15))))) [L334] COND FALSE !(((((a21==1)&&((a8==15)&&((a12==8)&&(!(a7==1)&&(!(a17==1)&&(input==2))))))&&(a16==4))&&(a20==1))) [L339] COND FALSE !(((a8==15)&&(((a16==4)&&((a12==8)&&((!(a20==1)&&(!(a7==1)&&(input==1)))&&!(a17==1))))&&(a21==1)))) [L343] COND FALSE !(((a21==1)&&(((a12==8)&&((((a17==1)&&((input==3)&&((a16==5)||(a16==6))))&&!(a7==1))&&(a20==1)))&&(a8==15)))) [L347] COND FALSE !((!(a21==1)&&((a20==1)&&(((a12==8)&&((a8==13)&&((((a16==5)&&!(a17==1))||(((a17==1)&&(a16==6))||(!(a17==1)&&(a16==4))))&&(input==2))))&&(a7==1))))) [L355] COND FALSE !(((a7==1)&&((a12==8)&&((((a20==1)&&(((!(a17==1)&&(a16==5))||(((a17==1)&&(a16==6))||((a16==4)&&!(a17==1))))&&(input==4)))&&(a8==13))&&!(a21==1))))) [L363] COND FALSE !(((a21==1)&&((((!(a7==1)&&((a8==15)&&(!(a20==1)&&(input==4))))&&(a17==1))&&(a16==5))&&(a12==8)))) [L365] COND FALSE !((((!(a7==1)&&((!(a20==1)&&((a21==1)&&((input==3)&&(a17==1))))&&(a8==15)))&&(a12==8))&&(a16==5))) [L371] COND FALSE !(((((!(a17==1)&&(!(a20==1)&&((a8==15)&&((input==1)&&(a16==5)))))&&(a12==8))&&(a21==1))&&!(a7==1))) [L373] COND FALSE !(((((a21==1)&&((a8==15)&&(((a16==5)&&((a12==8)&&(input==1)))&&(a17==1))))&&!(a7==1))&&!(a20==1))) [L375] COND FALSE !(((!(a21==1)&&((a20==1)&&((((a8==13)&&((a7==1)&&(input==5)))&&(a17==1))&&(a12==8))))&&(a16==5))) [L382] COND FALSE !((((!(a7==1)&&((a21==1)&&((((input==6)&&(a20==1))&&(a8==15))&&!(a17==1))))&&(a12==8))&&(a16==4))) [L387] COND FALSE !(((((a20==1)&&(((!(a21==1)&&((a7==1)&&(input==1)))&&(a8==13))&&(a17==1)))&&(a12==8))&&(a16==5))) [L392] COND FALSE !(((a12==8)&&((input==5)&&((((((!(a17==1)&&!(a7==1))&&!(a20==1))&&(a8==15))&&(a16==6))&&(a21==1))||(!(a21==1)&&((a16==4)&&(((a20==1)&&((a7==1)&&(a17==1)))&&(a8==13)))))))) [L401] COND FALSE !(((((((!(a17==1)&&(a7==1))&&!(a20==1))&&(a8==14))&&(a12==8))&&(a16==4))&&(a21==1))) [L404] COND FALSE !((((((((a17==1)&&!(a7==1))&&(a20==1))&&(a8==14))&&(a12==8))&&(a16==4))&&(a21==1))) [L407] COND FALSE !(((((((!(a17==1)&&(a7==1))&&!(a20==1))&&(a8==15))&&(a12==8))&&(a16==4))&&(a21==1))) [L410] COND FALSE !((((((((a17==1)&&!(a7==1))&&(a20==1))&&(a8==13))&&(a12==8))&&(a16==6))&&(a21==1))) [L413] COND FALSE !(((((((!(a17==1)&&!(a7==1))&&!(a20==1))&&(a8==14))&&(a12==8))&&(a16==4))&&(a21==1))) [L416] COND FALSE !(((((((!(a17==1)&&(a7==1))&&!(a20==1))&&(a8==15))&&(a12==8))&&(a16==5))&&(a21==1))) [L419] COND FALSE !(((((((!(a17==1)&&!(a7==1))&&!(a20==1))&&(a8==14))&&(a12==8))&&(a16==5))&&(a21==1))) [L422] COND FALSE !(((((((!(a17==1)&&!(a7==1))&&(a20==1))&&(a8==14))&&(a12==8))&&(a16==4))&&(a21==1))) [L425] COND FALSE !((((((((a17==1)&&!(a7==1))&&(a20==1))&&(a8==13))&&(a12==8))&&(a16==4))&&(a21==1))) [L428] COND FALSE !(((((((!(a17==1)&&(a7==1))&&(a20==1))&&(a8==14))&&(a12==8))&&(a16==5))&&(a21==1))) [L431] COND FALSE !(((((((!(a17==1)&&!(a7==1))&&(a20==1))&&(a8==13))&&(a12==8))&&(a16==4))&&(a21==1))) [L434] COND FALSE !(((((((!(a17==1)&&(a7==1))&&!(a20==1))&&(a8==14))&&(a12==8))&&(a16==5))&&(a21==1))) [L437] COND FALSE !(((((((!(a17==1)&&!(a7==1))&&!(a20==1))&&(a8==13))&&(a12==8))&&(a16==4))&&(a21==1))) [L440] COND FALSE !((((((((a17==1)&&!(a7==1))&&!(a20==1))&&(a8==13))&&(a12==8))&&(a16==4))&&(a21==1))) [L443] COND FALSE !((((((((a17==1)&&(a7==1))&&!(a20==1))&&(a8==14))&&(a12==8))&&(a16==6))&&(a21==1))) [L446] COND FALSE !(((((((!(a17==1)&&!(a7==1))&&(a20==1))&&(a8==13))&&(a12==8))&&(a16==6))&&(a21==1))) [L449] COND FALSE !(((((((!(a17==1)&&(a7==1))&&(a20==1))&&(a8==15))&&(a12==8))&&(a16==5))&&(a21==1))) [L452] COND FALSE !((((((((a17==1)&&!(a7==1))&&(a20==1))&&(a8==15))&&(a12==8))&&(a16==4))&&(a21==1))) [L455] COND FALSE !(((((((!(a17==1)&&(a7==1))&&(a20==1))&&(a8==13))&&(a12==8))&&(a16==4))&&(a21==1))) [L458] COND FALSE !((((((((a17==1)&&(a7==1))&&(a20==1))&&(a8==13))&&(a12==8))&&(a16==6))&&(a21==1))) [L461] COND FALSE !((((((((a17==1)&&(a7==1))&&!(a20==1))&&(a8==15))&&(a12==8))&&(a16==6))&&(a21==1))) [L464] COND FALSE !(((((((!(a17==1)&&(a7==1))&&(a20==1))&&(a8==15))&&(a12==8))&&(a16==6))&&(a21==1))) [L467] COND FALSE !((((((((a17==1)&&(a7==1))&&!(a20==1))&&(a8==13))&&(a12==8))&&(a16==4))&&(a21==1))) [L470] COND FALSE !((((((((a17==1)&&(a7==1))&&(a20==1))&&(a8==15))&&(a12==8))&&(a16==4))&&(a21==1))) [L473] COND FALSE !(((((((!(a17==1)&&(a7==1))&&(a20==1))&&(a8==13))&&(a12==8))&&(a16==6))&&(a21==1))) [L476] COND FALSE !((((((((a17==1)&&(a7==1))&&(a20==1))&&(a8==13))&&(a12==8))&&(a16==4))&&(a21==1))) [L479] COND FALSE !((((((((a17==1)&&(a7==1))&&(a20==1))&&(a8==15))&&(a12==8))&&(a16==5))&&(a21==1))) [L482] COND FALSE !(((((((!(a17==1)&&!(a7==1))&&!(a20==1))&&(a8==14))&&(a12==8))&&(a16==6))&&(a21==1))) [L485] COND FALSE !((((((((a17==1)&&(a7==1))&&!(a20==1))&&(a8==14))&&(a12==8))&&(a16==5))&&(a21==1))) [L488] COND FALSE !((((((((a17==1)&&(a7==1))&&!(a20==1))&&(a8==15))&&(a12==8))&&(a16==4))&&(a21==1))) [L491] COND FALSE !((((((((a17==1)&&!(a7==1))&&(a20==1))&&(a8==13))&&(a12==8))&&(a16==5))&&(a21==1))) [L494] COND FALSE !(((((((!(a17==1)&&(a7==1))&&(a20==1))&&(a8==15))&&(a12==8))&&(a16==4))&&(a21==1))) [L497] COND FALSE !((((((((a17==1)&&(a7==1))&&!(a20==1))&&(a8==13))&&(a12==8))&&(a16==6))&&(a21==1))) [L500] COND FALSE !(((((((!(a17==1)&&(a7==1))&&!(a20==1))&&(a8==15))&&(a12==8))&&(a16==6))&&(a21==1))) [L503] COND FALSE !(((((((!(a17==1)&&!(a7==1))&&(a20==1))&&(a8==14))&&(a12==8))&&(a16==5))&&(a21==1))) [L506] COND FALSE !((((((((a17==1)&&!(a7==1))&&(a20==1))&&(a8==14))&&(a12==8))&&(a16==6))&&(a21==1))) [L509] COND FALSE !((((((((a17==1)&&(a7==1))&&(a20==1))&&(a8==13))&&(a12==8))&&(a16==5))&&(a21==1))) [L512] COND FALSE !((((((((a17==1)&&(a7==1))&&(a20==1))&&(a8==14))&&(a12==8))&&(a16==4))&&(a21==1))) [L515] COND FALSE !(((((((!(a17==1)&&(a7==1))&&!(a20==1))&&(a8==13))&&(a12==8))&&(a16==6))&&(a21==1))) [L518] COND FALSE !((((((((a17==1)&&!(a7==1))&&!(a20==1))&&(a8==14))&&(a12==8))&&(a16==6))&&(a21==1))) [L521] COND FALSE !(((((((!(a17==1)&&!(a7==1))&&!(a20==1))&&(a8==13))&&(a12==8))&&(a16==6))&&(a21==1))) [L524] COND FALSE !(((((((!(a17==1)&&(a7==1))&&!(a20==1))&&(a8==13))&&(a12==8))&&(a16==4))&&(a21==1))) [L527] COND FALSE !((((((((a17==1)&&!(a7==1))&&!(a20==1))&&(a8==14))&&(a12==8))&&(a16==4))&&(a21==1))) [L530] COND TRUE (((((((a17==1)&&!(a7==1))&&!(a20==1))&&(a8==13))&&(a12==8))&&(a16==5))&&(a21==1)) [L531] reach_error() - StatisticsResult: Ultimate Automizer benchmark data CFG has 5 procedures, 537 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: UNSAFE, OverallTime: 15.2s, OverallIterations: 3, TraceHistogramMax: 3, AutomataDifference: 10.7s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 704 SDtfs, 3046 SDslu, 1351 SDs, 0 SdLazy, 5741 SolverSat, 563 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 6.4s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 55 GetRequests, 18 SyntacticMatches, 1 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 275 ImplicationChecksByTransitivity, 2.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1448occurred in iteration=2, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.7s AutomataMinimizationTime, 2 MinimizatonAttempts, 406 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: No data available, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be incorrect! Received shutdown request...