/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/Problem02_label19.c -------------------------------------------------------------------------------- This is Ultimate 0.2.1-dev-b7b32d2 [2021-02-22 02:06:57,294 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-02-22 02:06:57,297 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-02-22 02:06:57,332 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2021-02-22 02:06:57,346 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-02-22 02:06:57,347 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-02-22 02:06:57,349 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-02-22 02:06:57,350 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-02-22 02:06:57,351 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-02-22 02:06:57,364 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-02-22 02:06:57,366 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-02-22 02:06:57,369 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-02-22 02:06:57,371 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-02-22 02:06:57,372 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-02-22 02:06:57,374 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-02-22 02:06:57,375 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-02-22 02:06:57,378 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2021-02-22 02:06:57,388 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-02-22 02:06:57,389 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-02-22 02:06:57,390 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-02-22 02:06:57,391 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 02:06:57,403 INFO L113 SettingsManager]: Loading preferences was successful [2021-02-22 02:06:57,404 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-02-22 02:06:57,405 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-02-22 02:06:57,406 INFO L138 SettingsManager]: * sizeof long=4 [2021-02-22 02:06:57,406 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-02-22 02:06:57,406 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-02-22 02:06:57,406 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-02-22 02:06:57,407 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-02-22 02:06:57,407 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-02-22 02:06:57,407 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-02-22 02:06:57,407 INFO L138 SettingsManager]: * sizeof long double=12 [2021-02-22 02:06:57,407 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-02-22 02:06:57,408 INFO L138 SettingsManager]: * Use constant arrays=true [2021-02-22 02:06:57,408 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-02-22 02:06:57,408 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-02-22 02:06:57,408 INFO L138 SettingsManager]: * Size of a code block=SingleStatement [2021-02-22 02:06:57,409 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-02-22 02:06:57,409 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-02-22 02:06:57,409 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-02-22 02:06:57,409 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-02-22 02:06:57,410 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=AcceleratedInterpolation [2021-02-22 02:06:57,410 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-02-22 02:06:57,410 INFO L138 SettingsManager]: * Loop acceleration method that is used by accelerated interpolation=WERNER_OVERAPPROX [2021-02-22 02:06:57,410 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-02-22 02:06:57,786 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-02-22 02:06:57,815 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-02-22 02:06:57,819 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-02-22 02:06:57,821 INFO L271 PluginConnector]: Initializing CDTParser... [2021-02-22 02:06:57,822 INFO L275 PluginConnector]: CDTParser initialized [2021-02-22 02:06:57,824 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem02_label19.c [2021-02-22 02:06:57,906 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/873708b80/9eeff151f7aa4ec8ad4c8ed9683a2d91/FLAGe6b4c146b [2021-02-22 02:06:58,795 INFO L306 CDTParser]: Found 1 translation units. [2021-02-22 02:06:58,796 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/eca-rers2012/Problem02_label19.c [2021-02-22 02:06:58,813 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/873708b80/9eeff151f7aa4ec8ad4c8ed9683a2d91/FLAGe6b4c146b [2021-02-22 02:06:58,998 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/873708b80/9eeff151f7aa4ec8ad4c8ed9683a2d91 [2021-02-22 02:06:59,002 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-02-22 02:06:59,018 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2021-02-22 02:06:59,024 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-02-22 02:06:59,024 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-02-22 02:06:59,029 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-02-22 02:06:59,030 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.02 02:06:59" (1/1) ... [2021-02-22 02:06:59,032 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3799370e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.02 02:06:59, skipping insertion in model container [2021-02-22 02:06:59,032 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.02 02:06:59" (1/1) ... [2021-02-22 02:06:59,043 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-02-22 02:06:59,108 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-02-22 02:06:59,510 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/Problem02_label19.c[15877,15890] [2021-02-22 02:06:59,587 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-02-22 02:06:59,607 INFO L203 MainTranslator]: Completed pre-run [2021-02-22 02:06:59,703 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/Problem02_label19.c[15877,15890] [2021-02-22 02:06:59,754 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-02-22 02:06:59,788 INFO L208 MainTranslator]: Completed translation [2021-02-22 02:06:59,789 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.02 02:06:59 WrapperNode [2021-02-22 02:06:59,795 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-02-22 02:06:59,811 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-02-22 02:06:59,814 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-02-22 02:06:59,818 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-02-22 02:06:59,831 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.02 02:06:59" (1/1) ... [2021-02-22 02:06:59,831 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.02 02:06:59" (1/1) ... [2021-02-22 02:06:59,851 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.02 02:06:59" (1/1) ... [2021-02-22 02:06:59,852 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.02 02:06:59" (1/1) ... [2021-02-22 02:06:59,895 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.02 02:06:59" (1/1) ... [2021-02-22 02:06:59,914 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.02 02:06:59" (1/1) ... [2021-02-22 02:06:59,922 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.02 02:06:59" (1/1) ... [2021-02-22 02:06:59,932 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-02-22 02:06:59,933 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-02-22 02:06:59,934 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-02-22 02:06:59,934 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-02-22 02:06:59,935 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.02 02:06:59" (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 02:07:00,037 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2021-02-22 02:07:00,038 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-02-22 02:07:00,038 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2021-02-22 02:07:00,038 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2021-02-22 02:07:00,038 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2021-02-22 02:07:00,038 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2021-02-22 02:07:00,039 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2021-02-22 02:07:00,039 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2021-02-22 02:07:00,039 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2021-02-22 02:07:00,039 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-02-22 02:07:00,039 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2021-02-22 02:07:00,039 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2021-02-22 02:07:00,040 INFO L130 BoogieDeclarations]: Found specification of procedure main [2021-02-22 02:07:00,040 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2021-02-22 02:07:00,040 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-02-22 02:07:00,040 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-02-22 02:07:00,040 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-02-22 02:07:00,040 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-02-22 02:07:00,041 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-02-22 02:07:01,786 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-02-22 02:07:01,786 INFO L299 CfgBuilder]: Removed 1 assume(true) statements. [2021-02-22 02:07:01,789 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.02 02:07:01 BoogieIcfgContainer [2021-02-22 02:07:01,789 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-02-22 02:07:01,791 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-02-22 02:07:01,791 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-02-22 02:07:01,795 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-02-22 02:07:01,795 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.02 02:06:59" (1/3) ... [2021-02-22 02:07:01,796 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@65f884b0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.02 02:07:01, skipping insertion in model container [2021-02-22 02:07:01,796 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.02 02:06:59" (2/3) ... [2021-02-22 02:07:01,797 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@65f884b0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.02 02:07:01, skipping insertion in model container [2021-02-22 02:07:01,797 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.02 02:07:01" (3/3) ... [2021-02-22 02:07:01,798 INFO L111 eAbstractionObserver]: Analyzing ICFG Problem02_label19.c [2021-02-22 02:07:01,806 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:AcceleratedInterpolation Determinization: PREDICATE_ABSTRACTION [2021-02-22 02:07:01,811 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2021-02-22 02:07:01,831 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-02-22 02:07:01,856 INFO L376 AbstractCegarLoop]: Interprodecural is true [2021-02-22 02:07:01,856 INFO L377 AbstractCegarLoop]: Hoare is true [2021-02-22 02:07:01,856 INFO L378 AbstractCegarLoop]: Compute interpolants for AcceleratedInterpolation [2021-02-22 02:07:01,856 INFO L379 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-02-22 02:07:01,857 INFO L380 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-02-22 02:07:01,857 INFO L381 AbstractCegarLoop]: Difference is false [2021-02-22 02:07:01,857 INFO L382 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-02-22 02:07:01,857 INFO L386 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-02-22 02:07:01,884 INFO L276 IsEmpty]: Start isEmpty. Operand 536 states. [2021-02-22 02:07:01,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2021-02-22 02:07:01,907 INFO L414 BasicCegarLoop]: Found error trace [2021-02-22 02:07:01,908 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] [2021-02-22 02:07:01,909 INFO L428 AbstractCegarLoop]: === Iteration 1 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-02-22 02:07:01,915 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-22 02:07:01,915 INFO L82 PathProgramCache]: Analyzing trace with hash 39596529, now seen corresponding path program 1 times [2021-02-22 02:07:01,925 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-02-22 02:07:01,925 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [13008177] [2021-02-22 02:07:01,926 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-22 02:07:02,008 INFO L218 tedInterpolationCore]: No loops in this trace, falling back to nested interpolation [2021-02-22 02:07:02,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 02:07:02,526 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 02:07:02,527 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-22 02:07:02,545 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 02:07:02,546 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-22 02:07:02,547 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 02:07:02,548 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-22 02:07:02,550 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 02:07:02,552 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 02:07:02,713 WARN L202 SmtUtils]: Spent 148.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2021-02-22 02:07:02,715 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-22 02:07:02,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 02:07:02,748 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 02:07:02,749 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 02:07:02,750 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 02:07:02,750 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-22 02:07:02,807 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 02:07:02,809 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [13008177] [2021-02-22 02:07:02,811 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-02-22 02:07:02,811 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-02-22 02:07:02,812 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [4039847] [2021-02-22 02:07:02,818 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-02-22 02:07:02,818 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-02-22 02:07:02,834 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-02-22 02:07:02,835 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-02-22 02:07:02,838 INFO L87 Difference]: Start difference. First operand 536 states. Second operand 4 states. [2021-02-22 02:07:03,127 WARN L202 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 84 [2021-02-22 02:07:06,150 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-02-22 02:07:06,150 INFO L93 Difference]: Finished difference Result 1405 states and 1859 transitions. [2021-02-22 02:07:06,151 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-02-22 02:07:06,153 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 126 [2021-02-22 02:07:06,154 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-02-22 02:07:06,176 INFO L225 Difference]: With dead ends: 1405 [2021-02-22 02:07:06,177 INFO L226 Difference]: Without dead ends: 796 [2021-02-22 02:07:06,189 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-02-22 02:07:06,217 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 796 states. [2021-02-22 02:07:06,381 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 796 to 673. [2021-02-22 02:07:06,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 673 states. [2021-02-22 02:07:06,388 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 673 states to 673 states and 821 transitions. [2021-02-22 02:07:06,390 INFO L78 Accepts]: Start accepts. Automaton has 673 states and 821 transitions. Word has length 126 [2021-02-22 02:07:06,391 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-02-22 02:07:06,391 INFO L480 AbstractCegarLoop]: Abstraction has 673 states and 821 transitions. [2021-02-22 02:07:06,391 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2021-02-22 02:07:06,392 INFO L276 IsEmpty]: Start isEmpty. Operand 673 states and 821 transitions. [2021-02-22 02:07:06,403 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2021-02-22 02:07:06,403 INFO L414 BasicCegarLoop]: Found error trace [2021-02-22 02:07:06,404 INFO L422 BasicCegarLoop]: trace histogram [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] [2021-02-22 02:07:06,404 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-02-22 02:07:06,404 INFO L428 AbstractCegarLoop]: === Iteration 2 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-02-22 02:07:06,405 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-22 02:07:06,405 INFO L82 PathProgramCache]: Analyzing trace with hash 1762986112, now seen corresponding path program 1 times [2021-02-22 02:07:06,406 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-02-22 02:07:06,406 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1251938186] [2021-02-22 02:07:06,406 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-22 02:07:06,458 WARN L141 QuantifierPusher]: treesize reduction 8, result has 87.1 percent of original size [2021-02-22 02:07:06,483 WARN L147 QuantifierPusher]: treesize reduction 8, result has 87.1 percent of original size 54 [2021-02-22 02:07:06,492 WARN L141 QuantifierPusher]: treesize reduction 8, result has 87.1 percent of original size [2021-02-22 02:07:06,498 WARN L147 QuantifierPusher]: treesize reduction 8, result has 87.1 percent of original size 54 [2021-02-22 02:07:06,534 WARN L141 QuantifierPusher]: treesize reduction 2, result has 93.8 percent of original size [2021-02-22 02:07:06,546 WARN L147 QuantifierPusher]: treesize reduction 2, result has 93.8 percent of original size 30 [2021-02-22 02:07:06,553 WARN L141 QuantifierPusher]: treesize reduction 4, result has 95.1 percent of original size [2021-02-22 02:07:06,558 INFO L723 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-02-22 02:07:06,563 INFO L730 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 02:07:06,564 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-22 02:07:06,566 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 02:07:06,569 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-02-22 02:07:06,573 WARN L147 QuantifierPusher]: treesize reduction 4, result has 95.1 percent of original size 77 [2021-02-22 02:07:06,576 WARN L141 QuantifierPusher]: treesize reduction 8, result has 87.1 percent of original size [2021-02-22 02:07:06,582 WARN L147 QuantifierPusher]: treesize reduction 8, result has 87.1 percent of original size 54 [2021-02-22 02:07:06,587 WARN L141 QuantifierPusher]: treesize reduction 8, result has 87.1 percent of original size [2021-02-22 02:07:06,593 WARN L147 QuantifierPusher]: treesize reduction 8, result has 87.1 percent of original size 54 [2021-02-22 02:07:06,623 WARN L141 QuantifierPusher]: treesize reduction 2, result has 93.8 percent of original size [2021-02-22 02:07:06,626 WARN L147 QuantifierPusher]: treesize reduction 2, result has 93.8 percent of original size 30 [2021-02-22 02:07:06,631 WARN L141 QuantifierPusher]: treesize reduction 4, result has 95.1 percent of original size [2021-02-22 02:07:06,633 INFO L723 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-02-22 02:07:06,634 INFO L730 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 02:07:06,635 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-22 02:07:06,636 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 02:07:06,639 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-02-22 02:07:06,641 WARN L147 QuantifierPusher]: treesize reduction 4, result has 95.1 percent of original size 77 [2021-02-22 02:07:06,644 WARN L141 QuantifierPusher]: treesize reduction 8, result has 87.1 percent of original size [2021-02-22 02:07:06,649 WARN L147 QuantifierPusher]: treesize reduction 8, result has 87.1 percent of original size 54 [2021-02-22 02:07:06,652 WARN L141 QuantifierPusher]: treesize reduction 8, result has 87.1 percent of original size [2021-02-22 02:07:06,657 WARN L147 QuantifierPusher]: treesize reduction 8, result has 87.1 percent of original size 54 [2021-02-22 02:07:06,686 WARN L141 QuantifierPusher]: treesize reduction 2, result has 93.8 percent of original size [2021-02-22 02:07:06,689 WARN L147 QuantifierPusher]: treesize reduction 2, result has 93.8 percent of original size 30 [2021-02-22 02:07:06,693 WARN L141 QuantifierPusher]: treesize reduction 4, result has 95.1 percent of original size [2021-02-22 02:07:06,695 INFO L723 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-02-22 02:07:06,696 INFO L730 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 02:07:06,697 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-22 02:07:06,698 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 02:07:06,701 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-02-22 02:07:06,703 WARN L147 QuantifierPusher]: treesize reduction 4, result has 95.1 percent of original size 77 [2021-02-22 02:07:06,705 WARN L141 QuantifierPusher]: treesize reduction 8, result has 87.1 percent of original size [2021-02-22 02:07:06,710 WARN L147 QuantifierPusher]: treesize reduction 8, result has 87.1 percent of original size 54 [2021-02-22 02:07:06,713 WARN L141 QuantifierPusher]: treesize reduction 8, result has 87.1 percent of original size [2021-02-22 02:07:06,720 WARN L147 QuantifierPusher]: treesize reduction 8, result has 87.1 percent of original size 54 [2021-02-22 02:07:06,759 WARN L141 QuantifierPusher]: treesize reduction 2, result has 93.8 percent of original size [2021-02-22 02:07:06,762 WARN L147 QuantifierPusher]: treesize reduction 2, result has 93.8 percent of original size 30 [2021-02-22 02:07:06,767 WARN L141 QuantifierPusher]: treesize reduction 4, result has 95.1 percent of original size [2021-02-22 02:07:06,770 INFO L723 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-02-22 02:07:06,772 INFO L730 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 02:07:06,772 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-22 02:07:06,774 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 02:07:06,777 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-02-22 02:07:06,779 WARN L147 QuantifierPusher]: treesize reduction 4, result has 95.1 percent of original size 77 [2021-02-22 02:07:06,781 WARN L141 QuantifierPusher]: treesize reduction 8, result has 87.1 percent of original size [2021-02-22 02:07:06,786 WARN L147 QuantifierPusher]: treesize reduction 8, result has 87.1 percent of original size 54 [2021-02-22 02:07:06,789 WARN L141 QuantifierPusher]: treesize reduction 8, result has 87.1 percent of original size [2021-02-22 02:07:06,793 WARN L147 QuantifierPusher]: treesize reduction 8, result has 87.1 percent of original size 54 [2021-02-22 02:07:06,822 WARN L141 QuantifierPusher]: treesize reduction 2, result has 93.8 percent of original size [2021-02-22 02:07:06,824 WARN L147 QuantifierPusher]: treesize reduction 2, result has 93.8 percent of original size 30 [2021-02-22 02:07:06,828 WARN L141 QuantifierPusher]: treesize reduction 4, result has 95.1 percent of original size [2021-02-22 02:07:06,829 INFO L723 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-02-22 02:07:06,831 INFO L730 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 02:07:06,831 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-22 02:07:06,833 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 02:07:06,835 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-02-22 02:07:06,837 WARN L147 QuantifierPusher]: treesize reduction 4, result has 95.1 percent of original size 77 [2021-02-22 02:07:06,839 WARN L141 QuantifierPusher]: treesize reduction 8, result has 87.1 percent of original size [2021-02-22 02:07:06,843 WARN L147 QuantifierPusher]: treesize reduction 8, result has 87.1 percent of original size 54 [2021-02-22 02:07:06,845 WARN L141 QuantifierPusher]: treesize reduction 8, result has 87.1 percent of original size [2021-02-22 02:07:06,850 WARN L147 QuantifierPusher]: treesize reduction 8, result has 87.1 percent of original size 54 [2021-02-22 02:07:06,879 WARN L141 QuantifierPusher]: treesize reduction 2, result has 93.8 percent of original size [2021-02-22 02:07:06,881 WARN L147 QuantifierPusher]: treesize reduction 2, result has 93.8 percent of original size 30 [2021-02-22 02:07:06,885 WARN L141 QuantifierPusher]: treesize reduction 4, result has 95.1 percent of original size [2021-02-22 02:07:06,886 INFO L723 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-02-22 02:07:06,888 INFO L730 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 02:07:06,888 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-22 02:07:06,890 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 02:07:06,892 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-02-22 02:07:06,894 WARN L147 QuantifierPusher]: treesize reduction 4, result has 95.1 percent of original size 77 [2021-02-22 02:07:06,894 INFO L206 tedInterpolationCore]: Starting analysis with loop acceleration approximation UNDERAPPROXIMATION [2021-02-22 02:07:06,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 02:07:07,169 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 02:07:07,170 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-22 02:07:07,173 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 02:07:07,174 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-22 02:07:07,175 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 02:07:07,176 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-22 02:07:07,186 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 02:07:07,190 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-22 02:07:07,192 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 02:07:07,193 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-22 02:07:07,193 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 02:07:07,194 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-22 02:07:07,195 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 02:07:07,196 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-22 02:07:07,199 WARN L141 QuantifierPusher]: treesize reduction 17, result has 39.3 percent of original size [2021-02-22 02:07:07,200 WARN L147 QuantifierPusher]: treesize reduction 17, result has 39.3 percent of original size 11 [2021-02-22 02:07:07,210 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 02:07:07,211 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-02-22 02:07:07,213 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 02:07:07,219 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 02:07:07,305 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-22 02:07:07,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 02:07:07,337 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 02:07:07,338 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 02:07:07,338 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 02:07:07,339 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-22 02:07:07,347 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 02:07:07,347 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-22 02:07:07,429 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 02:07:07,433 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 02:07:07,435 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 52 [2021-02-22 02:07:07,437 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 02:07:07,438 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-22 02:07:07,440 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 02:07:07,441 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 55 [2021-02-22 02:07:07,443 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 56 [2021-02-22 02:07:07,445 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 02:07:07,445 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-22 02:07:07,448 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 02:07:07,450 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 55 [2021-02-22 02:07:07,452 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 56 [2021-02-22 02:07:07,454 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 02:07:07,455 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-22 02:07:07,456 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 02:07:07,458 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 55 [2021-02-22 02:07:07,459 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 56 [2021-02-22 02:07:07,484 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 02:07:07,484 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-22 02:07:07,485 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 02:07:07,486 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-22 02:07:07,487 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 02:07:07,488 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-02-22 02:07:07,505 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 02:07:07,506 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-02-22 02:07:07,525 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 02:07:07,528 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-02-22 02:07:07,546 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 02:07:07,547 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-02-22 02:07:07,599 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 02:07:07,602 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 54 [2021-02-22 02:07:07,645 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 02:07:07,649 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-02-22 02:07:07,676 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 02:07:07,677 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-02-22 02:07:07,711 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 02:07:07,713 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 55 [2021-02-22 02:07:07,774 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 02:07:07,776 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-02-22 02:07:07,809 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 02:07:07,811 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-02-22 02:07:07,840 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 02:07:07,842 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-22 02:07:07,843 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 02:07:07,843 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-02-22 02:07:07,844 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-02-22 02:07:08,670 WARN L202 SmtUtils]: Spent 797.00 ms on a formula simplification that was a NOOP. DAG size: 25 [2021-02-22 02:07:08,672 WARN L141 QuantifierPusher]: treesize reduction -2, result has 106.1 percent of original size [2021-02-22 02:07:08,673 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-22 02:07:08,673 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 02:07:08,674 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-02-22 02:07:08,675 WARN L147 QuantifierPusher]: treesize reduction -2, result has 106.1 percent of original size 35 [2021-02-22 02:07:08,746 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 02:07:08,748 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-02-22 02:07:08,752 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 02:07:08,757 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 52 [2021-02-22 02:07:08,802 WARN L141 QuantifierPusher]: treesize reduction 8, result has 77.1 percent of original size [2021-02-22 02:07:08,803 WARN L147 QuantifierPusher]: treesize reduction 8, result has 77.1 percent of original size 27 [2021-02-22 02:07:08,806 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 02:07:08,807 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-02-22 02:07:08,863 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 02:07:08,864 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-02-22 02:07:08,917 WARN L141 QuantifierPusher]: treesize reduction 8, result has 74.2 percent of original size [2021-02-22 02:07:08,918 WARN L147 QuantifierPusher]: treesize reduction 8, result has 74.2 percent of original size 23 [2021-02-22 02:07:08,919 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1251938186] [2021-02-22 02:07:08,919 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-02-22 02:07:08,920 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [20] imperfect sequences [] total 20 [2021-02-22 02:07:08,920 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [91296919] [2021-02-22 02:07:08,921 INFO L460 AbstractCegarLoop]: Interpolant automaton has 20 states [2021-02-22 02:07:08,921 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-02-22 02:07:08,922 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2021-02-22 02:07:08,922 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=110, Invalid=352, Unknown=0, NotChecked=0, Total=462 [2021-02-22 02:07:08,923 INFO L87 Difference]: Start difference. First operand 673 states and 821 transitions. Second operand 20 states. [2021-02-22 02:07:09,647 WARN L202 SmtUtils]: Spent 135.00 ms on a formula simplification that was a NOOP. DAG size: 97 [2021-02-22 02:07:09,783 WARN L202 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 97 [2021-02-22 02:07:09,932 WARN L202 SmtUtils]: Spent 118.00 ms on a formula simplification that was a NOOP. DAG size: 99 [2021-02-22 02:07:10,181 WARN L202 SmtUtils]: Spent 220.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 96 [2021-02-22 02:07:11,713 WARN L202 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 91 [2021-02-22 02:07:12,555 WARN L202 SmtUtils]: Spent 199.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 97 [2021-02-22 02:07:14,182 WARN L202 SmtUtils]: Spent 127.00 ms on a formula simplification that was a NOOP. DAG size: 97 [2021-02-22 02:07:19,617 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-02-22 02:07:19,618 INFO L93 Difference]: Finished difference Result 2302 states and 2927 transitions. [2021-02-22 02:07:19,618 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2021-02-22 02:07:19,619 INFO L78 Accepts]: Start accepts. Automaton has 20 states. Word has length 144 [2021-02-22 02:07:19,620 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-02-22 02:07:19,632 INFO L225 Difference]: With dead ends: 2302 [2021-02-22 02:07:19,632 INFO L226 Difference]: Without dead ends: 1659 [2021-02-22 02:07:19,638 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 60 GetRequests, 14 SyntacticMatches, 1 SemanticMatches, 45 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 656 ImplicationChecksByTransitivity, 3.6s TimeCoverageRelationStatistics Valid=418, Invalid=1744, Unknown=0, NotChecked=0, Total=2162 [2021-02-22 02:07:19,641 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1659 states. [2021-02-22 02:07:19,980 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1659 to 1206. [2021-02-22 02:07:19,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1206 states. [2021-02-22 02:07:19,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1206 states to 1206 states and 1547 transitions. [2021-02-22 02:07:19,989 INFO L78 Accepts]: Start accepts. Automaton has 1206 states and 1547 transitions. Word has length 144 [2021-02-22 02:07:19,990 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-02-22 02:07:19,990 INFO L480 AbstractCegarLoop]: Abstraction has 1206 states and 1547 transitions. [2021-02-22 02:07:19,990 INFO L481 AbstractCegarLoop]: Interpolant automaton has 20 states. [2021-02-22 02:07:19,991 INFO L276 IsEmpty]: Start isEmpty. Operand 1206 states and 1547 transitions. [2021-02-22 02:07:19,999 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2021-02-22 02:07:19,999 INFO L414 BasicCegarLoop]: Found error trace [2021-02-22 02:07:19,999 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-02-22 02:07:20,000 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-02-22 02:07:20,000 INFO L428 AbstractCegarLoop]: === Iteration 3 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-02-22 02:07:20,001 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-22 02:07:20,001 INFO L82 PathProgramCache]: Analyzing trace with hash 1278627534, now seen corresponding path program 1 times [2021-02-22 02:07:20,001 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-02-22 02:07:20,001 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1047547544] [2021-02-22 02:07:20,002 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-22 02:07:20,027 WARN L141 QuantifierPusher]: treesize reduction 62, result has 1.6 percent of original size [2021-02-22 02:07:20,028 WARN L147 QuantifierPusher]: treesize reduction 62, result has 1.6 percent of original size 1 [2021-02-22 02:07:20,029 WARN L141 QuantifierPusher]: treesize reduction 62, result has 1.6 percent of original size [2021-02-22 02:07:20,030 WARN L147 QuantifierPusher]: treesize reduction 62, result has 1.6 percent of original size 1 [2021-02-22 02:07:20,032 WARN L141 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size [2021-02-22 02:07:20,035 WARN L147 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size 8 [2021-02-22 02:07:20,038 WARN L141 QuantifierPusher]: treesize reduction 9, result has 81.6 percent of original size [2021-02-22 02:07:20,040 WARN L147 QuantifierPusher]: treesize reduction 9, result has 81.6 percent of original size 40 [2021-02-22 02:07:20,042 WARN L141 QuantifierPusher]: treesize reduction 62, result has 1.6 percent of original size [2021-02-22 02:07:20,043 WARN L147 QuantifierPusher]: treesize reduction 62, result has 1.6 percent of original size 1 [2021-02-22 02:07:20,044 WARN L141 QuantifierPusher]: treesize reduction 62, result has 1.6 percent of original size [2021-02-22 02:07:20,045 WARN L147 QuantifierPusher]: treesize reduction 62, result has 1.6 percent of original size 1 [2021-02-22 02:07:20,047 WARN L141 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size [2021-02-22 02:07:20,049 WARN L147 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size 8 [2021-02-22 02:07:20,051 WARN L141 QuantifierPusher]: treesize reduction 9, result has 81.6 percent of original size [2021-02-22 02:07:20,053 WARN L147 QuantifierPusher]: treesize reduction 9, result has 81.6 percent of original size 40 [2021-02-22 02:07:20,055 WARN L141 QuantifierPusher]: treesize reduction 62, result has 1.6 percent of original size [2021-02-22 02:07:20,056 WARN L147 QuantifierPusher]: treesize reduction 62, result has 1.6 percent of original size 1 [2021-02-22 02:07:20,058 WARN L141 QuantifierPusher]: treesize reduction 62, result has 1.6 percent of original size [2021-02-22 02:07:20,059 WARN L147 QuantifierPusher]: treesize reduction 62, result has 1.6 percent of original size 1 [2021-02-22 02:07:20,061 WARN L141 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size [2021-02-22 02:07:20,063 WARN L147 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size 8 [2021-02-22 02:07:20,065 WARN L141 QuantifierPusher]: treesize reduction 9, result has 81.6 percent of original size [2021-02-22 02:07:20,068 WARN L147 QuantifierPusher]: treesize reduction 9, result has 81.6 percent of original size 40 [2021-02-22 02:07:20,069 WARN L141 QuantifierPusher]: treesize reduction 62, result has 1.6 percent of original size [2021-02-22 02:07:20,070 WARN L147 QuantifierPusher]: treesize reduction 62, result has 1.6 percent of original size 1 [2021-02-22 02:07:20,071 WARN L141 QuantifierPusher]: treesize reduction 62, result has 1.6 percent of original size [2021-02-22 02:07:20,072 WARN L147 QuantifierPusher]: treesize reduction 62, result has 1.6 percent of original size 1 [2021-02-22 02:07:20,074 WARN L141 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size [2021-02-22 02:07:20,076 WARN L147 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size 8 [2021-02-22 02:07:20,077 WARN L141 QuantifierPusher]: treesize reduction 9, result has 81.6 percent of original size [2021-02-22 02:07:20,080 WARN L147 QuantifierPusher]: treesize reduction 9, result has 81.6 percent of original size 40 [2021-02-22 02:07:20,081 WARN L141 QuantifierPusher]: treesize reduction 62, result has 1.6 percent of original size [2021-02-22 02:07:20,082 WARN L147 QuantifierPusher]: treesize reduction 62, result has 1.6 percent of original size 1 [2021-02-22 02:07:20,083 WARN L141 QuantifierPusher]: treesize reduction 62, result has 1.6 percent of original size [2021-02-22 02:07:20,084 WARN L147 QuantifierPusher]: treesize reduction 62, result has 1.6 percent of original size 1 [2021-02-22 02:07:20,086 WARN L141 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size [2021-02-22 02:07:20,087 WARN L147 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size 8 [2021-02-22 02:07:20,089 WARN L141 QuantifierPusher]: treesize reduction 9, result has 81.6 percent of original size [2021-02-22 02:07:20,091 WARN L147 QuantifierPusher]: treesize reduction 9, result has 81.6 percent of original size 40 [2021-02-22 02:07:20,092 WARN L141 QuantifierPusher]: treesize reduction 62, result has 1.6 percent of original size [2021-02-22 02:07:20,093 WARN L147 QuantifierPusher]: treesize reduction 62, result has 1.6 percent of original size 1 [2021-02-22 02:07:20,095 WARN L141 QuantifierPusher]: treesize reduction 62, result has 1.6 percent of original size [2021-02-22 02:07:20,095 WARN L147 QuantifierPusher]: treesize reduction 62, result has 1.6 percent of original size 1 [2021-02-22 02:07:20,097 WARN L141 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size [2021-02-22 02:07:20,099 WARN L147 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size 8 [2021-02-22 02:07:20,101 WARN L141 QuantifierPusher]: treesize reduction 9, result has 80.4 percent of original size [2021-02-22 02:07:20,103 WARN L147 QuantifierPusher]: treesize reduction 9, result has 80.4 percent of original size 37 [2021-02-22 02:07:20,104 WARN L141 QuantifierPusher]: treesize reduction 62, result has 1.6 percent of original size [2021-02-22 02:07:20,105 WARN L147 QuantifierPusher]: treesize reduction 62, result has 1.6 percent of original size 1 [2021-02-22 02:07:20,106 WARN L141 QuantifierPusher]: treesize reduction 62, result has 1.6 percent of original size [2021-02-22 02:07:20,107 WARN L147 QuantifierPusher]: treesize reduction 62, result has 1.6 percent of original size 1 [2021-02-22 02:07:20,109 WARN L141 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size [2021-02-22 02:07:20,110 WARN L147 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size 8 [2021-02-22 02:07:20,112 WARN L141 QuantifierPusher]: treesize reduction 9, result has 80.4 percent of original size [2021-02-22 02:07:20,115 WARN L147 QuantifierPusher]: treesize reduction 9, result has 80.4 percent of original size 37 [2021-02-22 02:07:20,116 WARN L141 QuantifierPusher]: treesize reduction 62, result has 1.6 percent of original size [2021-02-22 02:07:20,117 WARN L147 QuantifierPusher]: treesize reduction 62, result has 1.6 percent of original size 1 [2021-02-22 02:07:20,118 WARN L141 QuantifierPusher]: treesize reduction 62, result has 1.6 percent of original size [2021-02-22 02:07:20,119 WARN L147 QuantifierPusher]: treesize reduction 62, result has 1.6 percent of original size 1 [2021-02-22 02:07:20,120 WARN L141 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size [2021-02-22 02:07:20,122 WARN L147 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size 8 [2021-02-22 02:07:20,124 WARN L141 QuantifierPusher]: treesize reduction 9, result has 81.6 percent of original size [2021-02-22 02:07:20,126 WARN L147 QuantifierPusher]: treesize reduction 9, result has 81.6 percent of original size 40 [2021-02-22 02:07:20,127 WARN L141 QuantifierPusher]: treesize reduction 62, result has 1.6 percent of original size [2021-02-22 02:07:20,128 WARN L147 QuantifierPusher]: treesize reduction 62, result has 1.6 percent of original size 1 [2021-02-22 02:07:20,130 WARN L141 QuantifierPusher]: treesize reduction 62, result has 1.6 percent of original size [2021-02-22 02:07:20,130 WARN L147 QuantifierPusher]: treesize reduction 62, result has 1.6 percent of original size 1 [2021-02-22 02:07:20,132 WARN L141 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size [2021-02-22 02:07:20,133 WARN L147 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size 8 [2021-02-22 02:07:20,135 WARN L141 QuantifierPusher]: treesize reduction 9, result has 81.6 percent of original size [2021-02-22 02:07:20,137 WARN L147 QuantifierPusher]: treesize reduction 9, result has 81.6 percent of original size 40 [2021-02-22 02:07:20,139 WARN L141 QuantifierPusher]: treesize reduction 62, result has 1.6 percent of original size [2021-02-22 02:07:20,139 WARN L147 QuantifierPusher]: treesize reduction 62, result has 1.6 percent of original size 1 [2021-02-22 02:07:20,141 WARN L141 QuantifierPusher]: treesize reduction 62, result has 1.6 percent of original size [2021-02-22 02:07:20,141 WARN L147 QuantifierPusher]: treesize reduction 62, result has 1.6 percent of original size 1 [2021-02-22 02:07:20,143 WARN L141 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size [2021-02-22 02:07:20,145 WARN L147 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size 8 [2021-02-22 02:07:20,146 WARN L141 QuantifierPusher]: treesize reduction 9, result has 81.6 percent of original size [2021-02-22 02:07:20,149 WARN L147 QuantifierPusher]: treesize reduction 9, result has 81.6 percent of original size 40 [2021-02-22 02:07:20,150 WARN L141 QuantifierPusher]: treesize reduction 62, result has 1.6 percent of original size [2021-02-22 02:07:20,150 WARN L147 QuantifierPusher]: treesize reduction 62, result has 1.6 percent of original size 1 [2021-02-22 02:07:20,152 WARN L141 QuantifierPusher]: treesize reduction 62, result has 1.6 percent of original size [2021-02-22 02:07:20,152 WARN L147 QuantifierPusher]: treesize reduction 62, result has 1.6 percent of original size 1 [2021-02-22 02:07:20,155 WARN L141 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size [2021-02-22 02:07:20,156 WARN L147 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size 8 [2021-02-22 02:07:20,158 WARN L141 QuantifierPusher]: treesize reduction 9, result has 81.6 percent of original size [2021-02-22 02:07:20,160 WARN L147 QuantifierPusher]: treesize reduction 9, result has 81.6 percent of original size 40 [2021-02-22 02:07:20,162 WARN L141 QuantifierPusher]: treesize reduction 62, result has 1.6 percent of original size [2021-02-22 02:07:20,162 WARN L147 QuantifierPusher]: treesize reduction 62, result has 1.6 percent of original size 1 [2021-02-22 02:07:20,164 WARN L141 QuantifierPusher]: treesize reduction 62, result has 1.6 percent of original size [2021-02-22 02:07:20,164 WARN L147 QuantifierPusher]: treesize reduction 62, result has 1.6 percent of original size 1 [2021-02-22 02:07:20,167 WARN L141 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size [2021-02-22 02:07:20,168 WARN L147 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size 8 [2021-02-22 02:07:20,170 WARN L141 QuantifierPusher]: treesize reduction 9, result has 81.6 percent of original size [2021-02-22 02:07:20,172 WARN L147 QuantifierPusher]: treesize reduction 9, result has 81.6 percent of original size 40 [2021-02-22 02:07:20,174 WARN L141 QuantifierPusher]: treesize reduction 62, result has 1.6 percent of original size [2021-02-22 02:07:20,174 WARN L147 QuantifierPusher]: treesize reduction 62, result has 1.6 percent of original size 1 [2021-02-22 02:07:20,176 WARN L141 QuantifierPusher]: treesize reduction 62, result has 1.6 percent of original size [2021-02-22 02:07:20,176 WARN L147 QuantifierPusher]: treesize reduction 62, result has 1.6 percent of original size 1 [2021-02-22 02:07:20,179 WARN L141 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size [2021-02-22 02:07:20,180 WARN L147 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size 8 [2021-02-22 02:07:20,182 WARN L141 QuantifierPusher]: treesize reduction 9, result has 81.6 percent of original size [2021-02-22 02:07:20,185 WARN L147 QuantifierPusher]: treesize reduction 9, result has 81.6 percent of original size 40 [2021-02-22 02:07:20,186 WARN L141 QuantifierPusher]: treesize reduction 62, result has 1.6 percent of original size [2021-02-22 02:07:20,187 WARN L147 QuantifierPusher]: treesize reduction 62, result has 1.6 percent of original size 1 [2021-02-22 02:07:20,188 WARN L141 QuantifierPusher]: treesize reduction 62, result has 1.6 percent of original size [2021-02-22 02:07:20,188 WARN L147 QuantifierPusher]: treesize reduction 62, result has 1.6 percent of original size 1 [2021-02-22 02:07:20,191 WARN L141 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size [2021-02-22 02:07:20,192 WARN L147 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size 8 [2021-02-22 02:07:20,194 WARN L141 QuantifierPusher]: treesize reduction 9, result has 81.6 percent of original size [2021-02-22 02:07:20,196 WARN L147 QuantifierPusher]: treesize reduction 9, result has 81.6 percent of original size 40 [2021-02-22 02:07:20,198 WARN L141 QuantifierPusher]: treesize reduction 11, result has 82.5 percent of original size [2021-02-22 02:07:20,202 WARN L147 QuantifierPusher]: treesize reduction 11, result has 82.5 percent of original size 52 [2021-02-22 02:07:20,204 WARN L141 QuantifierPusher]: treesize reduction 11, result has 82.5 percent of original size [2021-02-22 02:07:20,207 WARN L147 QuantifierPusher]: treesize reduction 11, result has 82.5 percent of original size 52 [2021-02-22 02:07:20,236 WARN L141 QuantifierPusher]: treesize reduction 2, result has 93.8 percent of original size [2021-02-22 02:07:20,238 WARN L147 QuantifierPusher]: treesize reduction 2, result has 93.8 percent of original size 30 [2021-02-22 02:07:20,241 WARN L141 QuantifierPusher]: treesize reduction 9, result has 88.9 percent of original size [2021-02-22 02:07:20,243 INFO L723 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-02-22 02:07:20,244 INFO L730 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 02:07:20,245 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-22 02:07:20,246 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 02:07:20,248 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-02-22 02:07:20,249 WARN L147 QuantifierPusher]: treesize reduction 9, result has 88.9 percent of original size 72 [2021-02-22 02:07:20,251 WARN L141 QuantifierPusher]: treesize reduction 11, result has 82.5 percent of original size [2021-02-22 02:07:20,254 WARN L147 QuantifierPusher]: treesize reduction 11, result has 82.5 percent of original size 52 [2021-02-22 02:07:20,256 WARN L141 QuantifierPusher]: treesize reduction 11, result has 82.5 percent of original size [2021-02-22 02:07:20,259 WARN L147 QuantifierPusher]: treesize reduction 11, result has 82.5 percent of original size 52 [2021-02-22 02:07:20,288 WARN L141 QuantifierPusher]: treesize reduction 2, result has 93.8 percent of original size [2021-02-22 02:07:20,289 WARN L147 QuantifierPusher]: treesize reduction 2, result has 93.8 percent of original size 30 [2021-02-22 02:07:20,292 WARN L141 QuantifierPusher]: treesize reduction 9, result has 88.9 percent of original size [2021-02-22 02:07:20,293 INFO L723 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-02-22 02:07:20,294 INFO L730 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 02:07:20,294 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-22 02:07:20,295 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 02:07:20,297 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-02-22 02:07:20,298 WARN L147 QuantifierPusher]: treesize reduction 9, result has 88.9 percent of original size 72 [2021-02-22 02:07:20,299 WARN L141 QuantifierPusher]: treesize reduction 62, result has 1.6 percent of original size [2021-02-22 02:07:20,300 WARN L147 QuantifierPusher]: treesize reduction 62, result has 1.6 percent of original size 1 [2021-02-22 02:07:20,301 WARN L141 QuantifierPusher]: treesize reduction 62, result has 1.6 percent of original size [2021-02-22 02:07:20,302 WARN L147 QuantifierPusher]: treesize reduction 62, result has 1.6 percent of original size 1 [2021-02-22 02:07:20,303 WARN L141 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size [2021-02-22 02:07:20,305 WARN L147 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size 8 [2021-02-22 02:07:20,306 WARN L141 QuantifierPusher]: treesize reduction 9, result has 80.4 percent of original size [2021-02-22 02:07:20,308 WARN L147 QuantifierPusher]: treesize reduction 9, result has 80.4 percent of original size 37 [2021-02-22 02:07:20,309 WARN L141 QuantifierPusher]: treesize reduction 62, result has 1.6 percent of original size [2021-02-22 02:07:20,310 WARN L147 QuantifierPusher]: treesize reduction 62, result has 1.6 percent of original size 1 [2021-02-22 02:07:20,312 WARN L141 QuantifierPusher]: treesize reduction 62, result has 1.6 percent of original size [2021-02-22 02:07:20,312 WARN L147 QuantifierPusher]: treesize reduction 62, result has 1.6 percent of original size 1 [2021-02-22 02:07:20,314 WARN L141 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size [2021-02-22 02:07:20,315 WARN L147 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size 8 [2021-02-22 02:07:20,317 WARN L141 QuantifierPusher]: treesize reduction 9, result has 81.6 percent of original size [2021-02-22 02:07:20,319 WARN L147 QuantifierPusher]: treesize reduction 9, result has 81.6 percent of original size 40 [2021-02-22 02:07:20,320 WARN L141 QuantifierPusher]: treesize reduction 62, result has 1.6 percent of original size [2021-02-22 02:07:20,321 WARN L147 QuantifierPusher]: treesize reduction 62, result has 1.6 percent of original size 1 [2021-02-22 02:07:20,322 WARN L141 QuantifierPusher]: treesize reduction 62, result has 1.6 percent of original size [2021-02-22 02:07:20,323 WARN L147 QuantifierPusher]: treesize reduction 62, result has 1.6 percent of original size 1 [2021-02-22 02:07:20,325 WARN L141 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size [2021-02-22 02:07:20,326 WARN L147 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size 8 [2021-02-22 02:07:20,328 WARN L141 QuantifierPusher]: treesize reduction 9, result has 81.6 percent of original size [2021-02-22 02:07:20,330 WARN L147 QuantifierPusher]: treesize reduction 9, result has 81.6 percent of original size 40 [2021-02-22 02:07:20,331 WARN L141 QuantifierPusher]: treesize reduction 62, result has 1.6 percent of original size [2021-02-22 02:07:20,331 WARN L147 QuantifierPusher]: treesize reduction 62, result has 1.6 percent of original size 1 [2021-02-22 02:07:20,333 WARN L141 QuantifierPusher]: treesize reduction 62, result has 1.6 percent of original size [2021-02-22 02:07:20,333 WARN L147 QuantifierPusher]: treesize reduction 62, result has 1.6 percent of original size 1 [2021-02-22 02:07:20,335 WARN L141 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size [2021-02-22 02:07:20,336 WARN L147 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size 8 [2021-02-22 02:07:20,338 WARN L141 QuantifierPusher]: treesize reduction 9, result has 81.6 percent of original size [2021-02-22 02:07:20,340 WARN L147 QuantifierPusher]: treesize reduction 9, result has 81.6 percent of original size 40 [2021-02-22 02:07:20,341 WARN L141 QuantifierPusher]: treesize reduction 62, result has 1.6 percent of original size [2021-02-22 02:07:20,341 WARN L147 QuantifierPusher]: treesize reduction 62, result has 1.6 percent of original size 1 [2021-02-22 02:07:20,343 WARN L141 QuantifierPusher]: treesize reduction 62, result has 1.6 percent of original size [2021-02-22 02:07:20,343 WARN L147 QuantifierPusher]: treesize reduction 62, result has 1.6 percent of original size 1 [2021-02-22 02:07:20,345 WARN L141 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size [2021-02-22 02:07:20,346 WARN L147 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size 8 [2021-02-22 02:07:20,348 WARN L141 QuantifierPusher]: treesize reduction 9, result has 80.4 percent of original size [2021-02-22 02:07:20,350 WARN L147 QuantifierPusher]: treesize reduction 9, result has 80.4 percent of original size 37 [2021-02-22 02:07:20,351 WARN L141 QuantifierPusher]: treesize reduction 62, result has 1.6 percent of original size [2021-02-22 02:07:20,352 WARN L147 QuantifierPusher]: treesize reduction 62, result has 1.6 percent of original size 1 [2021-02-22 02:07:20,353 WARN L141 QuantifierPusher]: treesize reduction 62, result has 1.6 percent of original size [2021-02-22 02:07:20,354 WARN L147 QuantifierPusher]: treesize reduction 62, result has 1.6 percent of original size 1 [2021-02-22 02:07:20,355 WARN L141 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size [2021-02-22 02:07:20,357 WARN L147 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size 8 [2021-02-22 02:07:20,359 WARN L141 QuantifierPusher]: treesize reduction 9, result has 81.6 percent of original size [2021-02-22 02:07:20,361 WARN L147 QuantifierPusher]: treesize reduction 9, result has 81.6 percent of original size 40 [2021-02-22 02:07:20,363 WARN L141 QuantifierPusher]: treesize reduction 11, result has 82.5 percent of original size [2021-02-22 02:07:20,366 WARN L147 QuantifierPusher]: treesize reduction 11, result has 82.5 percent of original size 52 [2021-02-22 02:07:20,368 WARN L141 QuantifierPusher]: treesize reduction 11, result has 82.5 percent of original size [2021-02-22 02:07:20,371 WARN L147 QuantifierPusher]: treesize reduction 11, result has 82.5 percent of original size 52 [2021-02-22 02:07:20,399 WARN L141 QuantifierPusher]: treesize reduction 2, result has 93.8 percent of original size [2021-02-22 02:07:20,401 WARN L147 QuantifierPusher]: treesize reduction 2, result has 93.8 percent of original size 30 [2021-02-22 02:07:20,403 WARN L141 QuantifierPusher]: treesize reduction 9, result has 88.9 percent of original size [2021-02-22 02:07:20,404 INFO L723 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-02-22 02:07:20,406 INFO L730 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 02:07:20,406 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-22 02:07:20,407 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 02:07:20,409 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-02-22 02:07:20,410 WARN L147 QuantifierPusher]: treesize reduction 9, result has 88.9 percent of original size 72 [2021-02-22 02:07:20,412 WARN L141 QuantifierPusher]: treesize reduction 11, result has 82.5 percent of original size [2021-02-22 02:07:20,414 WARN L147 QuantifierPusher]: treesize reduction 11, result has 82.5 percent of original size 52 [2021-02-22 02:07:20,416 WARN L141 QuantifierPusher]: treesize reduction 11, result has 82.5 percent of original size [2021-02-22 02:07:20,419 WARN L147 QuantifierPusher]: treesize reduction 11, result has 82.5 percent of original size 52 [2021-02-22 02:07:20,447 WARN L141 QuantifierPusher]: treesize reduction 2, result has 93.8 percent of original size [2021-02-22 02:07:20,449 WARN L147 QuantifierPusher]: treesize reduction 2, result has 93.8 percent of original size 30 [2021-02-22 02:07:20,451 WARN L141 QuantifierPusher]: treesize reduction 9, result has 88.9 percent of original size [2021-02-22 02:07:20,453 INFO L723 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-02-22 02:07:20,454 INFO L730 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 02:07:20,454 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-22 02:07:20,455 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 02:07:20,457 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-02-22 02:07:20,458 WARN L147 QuantifierPusher]: treesize reduction 9, result has 88.9 percent of original size 72 [2021-02-22 02:07:20,459 WARN L141 QuantifierPusher]: treesize reduction 62, result has 1.6 percent of original size [2021-02-22 02:07:20,459 WARN L147 QuantifierPusher]: treesize reduction 62, result has 1.6 percent of original size 1 [2021-02-22 02:07:20,461 WARN L141 QuantifierPusher]: treesize reduction 62, result has 1.6 percent of original size [2021-02-22 02:07:20,461 WARN L147 QuantifierPusher]: treesize reduction 62, result has 1.6 percent of original size 1 [2021-02-22 02:07:20,463 WARN L141 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size [2021-02-22 02:07:20,464 WARN L147 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size 8 [2021-02-22 02:07:20,466 WARN L141 QuantifierPusher]: treesize reduction 9, result has 81.6 percent of original size [2021-02-22 02:07:20,468 WARN L147 QuantifierPusher]: treesize reduction 9, result has 81.6 percent of original size 40 [2021-02-22 02:07:20,469 WARN L141 QuantifierPusher]: treesize reduction 62, result has 1.6 percent of original size [2021-02-22 02:07:20,470 WARN L147 QuantifierPusher]: treesize reduction 62, result has 1.6 percent of original size 1 [2021-02-22 02:07:20,471 WARN L141 QuantifierPusher]: treesize reduction 62, result has 1.6 percent of original size [2021-02-22 02:07:20,471 WARN L147 QuantifierPusher]: treesize reduction 62, result has 1.6 percent of original size 1 [2021-02-22 02:07:20,473 WARN L141 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size [2021-02-22 02:07:20,474 WARN L147 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size 8 [2021-02-22 02:07:20,476 WARN L141 QuantifierPusher]: treesize reduction 9, result has 81.6 percent of original size [2021-02-22 02:07:20,478 WARN L147 QuantifierPusher]: treesize reduction 9, result has 81.6 percent of original size 40 [2021-02-22 02:07:20,479 WARN L141 QuantifierPusher]: treesize reduction 62, result has 1.6 percent of original size [2021-02-22 02:07:20,480 WARN L147 QuantifierPusher]: treesize reduction 62, result has 1.6 percent of original size 1 [2021-02-22 02:07:20,481 WARN L141 QuantifierPusher]: treesize reduction 62, result has 1.6 percent of original size [2021-02-22 02:07:20,481 WARN L147 QuantifierPusher]: treesize reduction 62, result has 1.6 percent of original size 1 [2021-02-22 02:07:20,483 WARN L141 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size [2021-02-22 02:07:20,484 WARN L147 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size 8 [2021-02-22 02:07:20,486 WARN L141 QuantifierPusher]: treesize reduction 9, result has 81.6 percent of original size [2021-02-22 02:07:20,488 WARN L147 QuantifierPusher]: treesize reduction 9, result has 81.6 percent of original size 40 [2021-02-22 02:07:20,489 WARN L141 QuantifierPusher]: treesize reduction 62, result has 1.6 percent of original size [2021-02-22 02:07:20,489 WARN L147 QuantifierPusher]: treesize reduction 62, result has 1.6 percent of original size 1 [2021-02-22 02:07:20,491 WARN L141 QuantifierPusher]: treesize reduction 62, result has 1.6 percent of original size [2021-02-22 02:07:20,491 WARN L147 QuantifierPusher]: treesize reduction 62, result has 1.6 percent of original size 1 [2021-02-22 02:07:20,493 WARN L141 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size [2021-02-22 02:07:20,494 WARN L147 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size 8 [2021-02-22 02:07:20,495 WARN L141 QuantifierPusher]: treesize reduction 9, result has 81.6 percent of original size [2021-02-22 02:07:20,497 WARN L147 QuantifierPusher]: treesize reduction 9, result has 81.6 percent of original size 40 [2021-02-22 02:07:20,498 WARN L141 QuantifierPusher]: treesize reduction 62, result has 1.6 percent of original size [2021-02-22 02:07:20,499 WARN L147 QuantifierPusher]: treesize reduction 62, result has 1.6 percent of original size 1 [2021-02-22 02:07:20,500 WARN L141 QuantifierPusher]: treesize reduction 62, result has 1.6 percent of original size [2021-02-22 02:07:20,500 WARN L147 QuantifierPusher]: treesize reduction 62, result has 1.6 percent of original size 1 [2021-02-22 02:07:20,502 WARN L141 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size [2021-02-22 02:07:20,503 WARN L147 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size 8 [2021-02-22 02:07:20,505 WARN L141 QuantifierPusher]: treesize reduction 9, result has 81.6 percent of original size [2021-02-22 02:07:20,506 WARN L147 QuantifierPusher]: treesize reduction 9, result has 81.6 percent of original size 40 [2021-02-22 02:07:20,509 WARN L141 QuantifierPusher]: treesize reduction 62, result has 1.6 percent of original size [2021-02-22 02:07:20,510 WARN L147 QuantifierPusher]: treesize reduction 62, result has 1.6 percent of original size 1 [2021-02-22 02:07:20,511 WARN L141 QuantifierPusher]: treesize reduction 62, result has 1.6 percent of original size [2021-02-22 02:07:20,512 WARN L147 QuantifierPusher]: treesize reduction 62, result has 1.6 percent of original size 1 [2021-02-22 02:07:20,514 WARN L141 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size [2021-02-22 02:07:20,515 WARN L147 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size 8 [2021-02-22 02:07:20,517 WARN L141 QuantifierPusher]: treesize reduction 9, result has 81.6 percent of original size [2021-02-22 02:07:20,519 WARN L147 QuantifierPusher]: treesize reduction 9, result has 81.6 percent of original size 40 [2021-02-22 02:07:20,520 WARN L141 QuantifierPusher]: treesize reduction 62, result has 1.6 percent of original size [2021-02-22 02:07:20,521 WARN L147 QuantifierPusher]: treesize reduction 62, result has 1.6 percent of original size 1 [2021-02-22 02:07:20,522 WARN L141 QuantifierPusher]: treesize reduction 62, result has 1.6 percent of original size [2021-02-22 02:07:20,523 WARN L147 QuantifierPusher]: treesize reduction 62, result has 1.6 percent of original size 1 [2021-02-22 02:07:20,525 WARN L141 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size [2021-02-22 02:07:20,526 WARN L147 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size 8 [2021-02-22 02:07:20,528 WARN L141 QuantifierPusher]: treesize reduction 9, result has 81.6 percent of original size [2021-02-22 02:07:20,530 WARN L147 QuantifierPusher]: treesize reduction 9, result has 81.6 percent of original size 40 [2021-02-22 02:07:20,531 WARN L141 QuantifierPusher]: treesize reduction 62, result has 1.6 percent of original size [2021-02-22 02:07:20,532 WARN L147 QuantifierPusher]: treesize reduction 62, result has 1.6 percent of original size 1 [2021-02-22 02:07:20,533 WARN L141 QuantifierPusher]: treesize reduction 62, result has 1.6 percent of original size [2021-02-22 02:07:20,534 WARN L147 QuantifierPusher]: treesize reduction 62, result has 1.6 percent of original size 1 [2021-02-22 02:07:20,536 WARN L141 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size [2021-02-22 02:07:20,537 WARN L147 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size 8 [2021-02-22 02:07:20,539 WARN L141 QuantifierPusher]: treesize reduction 9, result has 81.6 percent of original size [2021-02-22 02:07:20,541 WARN L147 QuantifierPusher]: treesize reduction 9, result has 81.6 percent of original size 40 [2021-02-22 02:07:20,542 WARN L141 QuantifierPusher]: treesize reduction 62, result has 1.6 percent of original size [2021-02-22 02:07:20,542 WARN L147 QuantifierPusher]: treesize reduction 62, result has 1.6 percent of original size 1 [2021-02-22 02:07:20,544 WARN L141 QuantifierPusher]: treesize reduction 62, result has 1.6 percent of original size [2021-02-22 02:07:20,544 WARN L147 QuantifierPusher]: treesize reduction 62, result has 1.6 percent of original size 1 [2021-02-22 02:07:20,546 WARN L141 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size [2021-02-22 02:07:20,547 WARN L147 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size 8 [2021-02-22 02:07:20,549 WARN L141 QuantifierPusher]: treesize reduction 9, result has 81.6 percent of original size [2021-02-22 02:07:20,550 WARN L147 QuantifierPusher]: treesize reduction 9, result has 81.6 percent of original size 40 [2021-02-22 02:07:20,552 WARN L141 QuantifierPusher]: treesize reduction 62, result has 1.6 percent of original size [2021-02-22 02:07:20,552 WARN L147 QuantifierPusher]: treesize reduction 62, result has 1.6 percent of original size 1 [2021-02-22 02:07:20,553 WARN L141 QuantifierPusher]: treesize reduction 62, result has 1.6 percent of original size [2021-02-22 02:07:20,554 WARN L147 QuantifierPusher]: treesize reduction 62, result has 1.6 percent of original size 1 [2021-02-22 02:07:20,556 WARN L141 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size [2021-02-22 02:07:20,557 WARN L147 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size 8 [2021-02-22 02:07:20,558 WARN L141 QuantifierPusher]: treesize reduction 9, result has 81.6 percent of original size [2021-02-22 02:07:20,560 WARN L147 QuantifierPusher]: treesize reduction 9, result has 81.6 percent of original size 40 [2021-02-22 02:07:20,561 WARN L141 QuantifierPusher]: treesize reduction 62, result has 1.6 percent of original size [2021-02-22 02:07:20,561 WARN L147 QuantifierPusher]: treesize reduction 62, result has 1.6 percent of original size 1 [2021-02-22 02:07:20,563 WARN L141 QuantifierPusher]: treesize reduction 62, result has 1.6 percent of original size [2021-02-22 02:07:20,563 WARN L147 QuantifierPusher]: treesize reduction 62, result has 1.6 percent of original size 1 [2021-02-22 02:07:20,565 WARN L141 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size [2021-02-22 02:07:20,566 WARN L147 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size 8 [2021-02-22 02:07:20,567 WARN L141 QuantifierPusher]: treesize reduction 9, result has 81.6 percent of original size [2021-02-22 02:07:20,569 WARN L147 QuantifierPusher]: treesize reduction 9, result has 81.6 percent of original size 40 [2021-02-22 02:07:20,570 WARN L141 QuantifierPusher]: treesize reduction 62, result has 1.6 percent of original size [2021-02-22 02:07:20,570 WARN L147 QuantifierPusher]: treesize reduction 62, result has 1.6 percent of original size 1 [2021-02-22 02:07:20,572 WARN L141 QuantifierPusher]: treesize reduction 62, result has 1.6 percent of original size [2021-02-22 02:07:20,572 WARN L147 QuantifierPusher]: treesize reduction 62, result has 1.6 percent of original size 1 [2021-02-22 02:07:20,574 WARN L141 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size [2021-02-22 02:07:20,575 WARN L147 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size 8 [2021-02-22 02:07:20,577 WARN L141 QuantifierPusher]: treesize reduction 9, result has 81.6 percent of original size [2021-02-22 02:07:20,579 WARN L147 QuantifierPusher]: treesize reduction 9, result has 81.6 percent of original size 40 [2021-02-22 02:07:20,579 INFO L206 tedInterpolationCore]: Starting analysis with loop acceleration approximation UNDERAPPROXIMATION [2021-02-22 02:07:20,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 02:07:20,960 WARN L141 QuantifierPusher]: treesize reduction 10, result has 28.6 percent of original size [2021-02-22 02:07:20,961 WARN L147 QuantifierPusher]: treesize reduction 10, result has 28.6 percent of original size 4 [2021-02-22 02:07:20,964 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 02:07:20,964 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-02-22 02:07:20,965 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 02:07:20,965 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-02-22 02:07:20,966 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 02:07:20,966 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-02-22 02:07:20,967 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 02:07:20,967 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-02-22 02:07:20,967 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 02:07:20,968 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-02-22 02:07:20,968 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 02:07:20,969 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-02-22 02:07:20,969 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 02:07:20,970 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-02-22 02:07:20,970 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 02:07:20,970 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-02-22 02:07:20,971 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 02:07:20,971 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-02-22 02:07:20,972 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 02:07:20,972 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-02-22 02:07:20,973 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 02:07:20,973 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-02-22 02:07:20,974 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 02:07:20,974 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-02-22 02:07:20,975 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 02:07:20,975 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-02-22 02:07:20,975 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 02:07:20,976 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-02-22 02:07:20,976 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 02:07:20,977 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-02-22 02:07:20,977 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 02:07:20,977 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-02-22 02:07:20,978 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 02:07:20,978 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-02-22 02:07:20,979 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 02:07:20,979 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-02-22 02:07:20,980 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 02:07:20,980 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-02-22 02:07:20,981 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 02:07:20,981 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-02-22 02:07:20,981 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 02:07:20,982 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-02-22 02:07:20,982 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 02:07:20,983 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-02-22 02:07:20,983 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 02:07:20,984 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-02-22 02:07:20,984 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 02:07:20,984 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-02-22 02:07:20,985 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 02:07:20,985 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-02-22 02:07:20,986 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 02:07:20,986 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-02-22 02:07:20,987 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 02:07:20,987 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-02-22 02:07:20,988 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 02:07:20,988 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-02-22 02:07:20,988 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 02:07:20,989 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-02-22 02:07:20,989 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 02:07:20,990 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-02-22 02:07:20,990 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 02:07:20,990 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-02-22 02:07:20,991 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 02:07:20,991 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-02-22 02:07:20,992 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 02:07:20,992 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-02-22 02:07:20,993 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 02:07:20,993 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-02-22 02:07:20,994 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 02:07:20,994 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-02-22 02:07:20,994 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 02:07:20,995 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-02-22 02:07:20,996 WARN L141 QuantifierPusher]: treesize reduction 17, result has 34.6 percent of original size [2021-02-22 02:07:20,996 WARN L147 QuantifierPusher]: treesize reduction 17, result has 34.6 percent of original size 9 [2021-02-22 02:07:21,003 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 02:07:21,004 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-02-22 02:07:21,004 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 02:07:21,005 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 02:07:21,073 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-22 02:07:21,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 02:07:21,087 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 02:07:21,088 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 02:07:21,088 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 02:07:21,089 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-22 02:07:21,194 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 02:07:21,195 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 02:07:21,196 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-22 02:07:21,197 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 02:07:21,198 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-02-22 02:07:21,198 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-02-22 02:07:21,199 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 02:07:21,200 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-22 02:07:21,201 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 02:07:21,201 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-02-22 02:07:21,202 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-02-22 02:07:21,203 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 02:07:21,204 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-22 02:07:21,204 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 02:07:21,205 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-02-22 02:07:21,206 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-02-22 02:07:21,207 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 02:07:21,207 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-22 02:07:21,208 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 02:07:21,209 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-02-22 02:07:21,209 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-02-22 02:07:21,210 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 02:07:21,211 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-22 02:07:21,211 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 02:07:21,212 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-02-22 02:07:21,213 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-02-22 02:07:21,214 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 02:07:21,214 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-22 02:07:21,215 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 02:07:21,216 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-02-22 02:07:21,216 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-02-22 02:07:21,217 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 02:07:21,218 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-22 02:07:21,218 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 02:07:21,219 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-02-22 02:07:21,220 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-02-22 02:07:21,221 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 02:07:21,221 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-22 02:07:21,222 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 02:07:21,222 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-02-22 02:07:21,223 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-02-22 02:07:21,224 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 02:07:21,225 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-22 02:07:21,225 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 02:07:21,226 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-02-22 02:07:21,227 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-02-22 02:07:21,228 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 02:07:21,228 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-22 02:07:21,229 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 02:07:21,230 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-02-22 02:07:21,231 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-02-22 02:07:21,231 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 02:07:21,232 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-22 02:07:21,233 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 02:07:21,233 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-02-22 02:07:21,234 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-02-22 02:07:21,235 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 02:07:21,235 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-22 02:07:21,236 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 02:07:21,237 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-02-22 02:07:21,238 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-02-22 02:07:21,238 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 02:07:21,239 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-22 02:07:21,240 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 02:07:21,240 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-02-22 02:07:21,241 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-02-22 02:07:21,242 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 02:07:21,242 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-22 02:07:21,243 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 02:07:21,244 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-02-22 02:07:21,245 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-02-22 02:07:21,246 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 02:07:21,246 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-22 02:07:21,247 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 02:07:21,248 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-02-22 02:07:21,249 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-02-22 02:07:21,250 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 02:07:21,250 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-22 02:07:21,251 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 02:07:21,252 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-02-22 02:07:21,253 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-02-22 02:07:21,253 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 02:07:21,254 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-22 02:07:21,255 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 02:07:21,255 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-02-22 02:07:21,256 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-02-22 02:07:21,257 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 02:07:21,257 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-22 02:07:21,258 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 02:07:21,259 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-02-22 02:07:21,259 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-02-22 02:07:21,260 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 02:07:21,261 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-22 02:07:21,261 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 02:07:21,262 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-02-22 02:07:21,263 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-02-22 02:07:21,264 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 02:07:21,264 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-22 02:07:21,265 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 02:07:21,265 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-02-22 02:07:21,266 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-02-22 02:07:21,267 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 02:07:21,268 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-22 02:07:21,268 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 02:07:21,269 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-02-22 02:07:21,270 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-02-22 02:07:21,270 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 02:07:21,271 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-22 02:07:21,272 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 02:07:21,272 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-02-22 02:07:21,273 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 39 [2021-02-22 02:07:21,274 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 02:07:21,274 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-22 02:07:21,275 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 02:07:21,276 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-02-22 02:07:21,277 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-02-22 02:07:21,278 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 02:07:21,278 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-22 02:07:21,279 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 02:07:21,279 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-02-22 02:07:21,280 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-02-22 02:07:21,377 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 02:07:21,377 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-02-22 02:07:21,378 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 02:07:21,378 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-02-22 02:07:21,379 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 02:07:21,380 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2021-02-22 02:07:21,393 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 02:07:21,394 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-02-22 02:07:21,410 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 02:07:21,412 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-02-22 02:07:21,427 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 02:07:21,428 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-02-22 02:07:21,478 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 02:07:21,479 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 55 [2021-02-22 02:07:21,513 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 02:07:21,514 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-02-22 02:07:21,545 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 02:07:21,546 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-02-22 02:07:21,577 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 02:07:21,578 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 62 [2021-02-22 02:07:21,647 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 02:07:21,649 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 89 [2021-02-22 02:07:21,746 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 02:07:21,752 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 114 [2021-02-22 02:07:21,867 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 02:07:21,869 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 140 [2021-02-22 02:07:22,019 WARN L202 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 57 [2021-02-22 02:07:22,027 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 02:07:22,036 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 164 [2021-02-22 02:07:22,183 WARN L202 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 63 [2021-02-22 02:07:22,188 WARN L141 QuantifierPusher]: treesize reduction 144, result has 23.0 percent of original size [2021-02-22 02:07:22,190 WARN L147 QuantifierPusher]: treesize reduction 144, result has 23.0 percent of original size 43 [2021-02-22 02:07:22,260 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 02:07:22,265 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-02-22 02:07:22,310 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 02:07:22,310 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-22 02:07:22,311 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 02:07:22,311 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-02-22 02:07:22,312 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-02-22 02:07:22,382 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 02:07:22,382 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-02-22 02:07:22,432 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 02:07:22,432 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-02-22 02:07:22,434 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 02:07:22,435 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 51 [2021-02-22 02:07:22,475 WARN L141 QuantifierPusher]: treesize reduction 8, result has 76.5 percent of original size [2021-02-22 02:07:22,476 WARN L147 QuantifierPusher]: treesize reduction 8, result has 76.5 percent of original size 26 [2021-02-22 02:07:22,477 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 02:07:22,477 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-02-22 02:07:22,524 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 02:07:22,526 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-02-22 02:07:22,563 WARN L141 QuantifierPusher]: treesize reduction 28, result has 3.4 percent of original size [2021-02-22 02:07:22,564 WARN L147 QuantifierPusher]: treesize reduction 28, result has 3.4 percent of original size 1 [2021-02-22 02:07:22,564 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1047547544] [2021-02-22 02:07:22,564 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-02-22 02:07:22,564 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [24] imperfect sequences [] total 24 [2021-02-22 02:07:22,565 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [779283710] [2021-02-22 02:07:22,565 INFO L460 AbstractCegarLoop]: Interpolant automaton has 24 states [2021-02-22 02:07:22,565 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-02-22 02:07:22,566 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2021-02-22 02:07:22,566 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=157, Invalid=443, Unknown=0, NotChecked=0, Total=600 [2021-02-22 02:07:22,566 INFO L87 Difference]: Start difference. First operand 1206 states and 1547 transitions. Second operand 24 states. [2021-02-22 02:07:22,904 WARN L202 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 91 [2021-02-22 02:07:23,121 WARN L202 SmtUtils]: Spent 200.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 93 [2021-02-22 02:07:23,299 WARN L202 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 91 [2021-02-22 02:07:23,519 WARN L202 SmtUtils]: Spent 199.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 96 [2021-02-22 02:07:23,760 WARN L202 SmtUtils]: Spent 222.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 96 [2021-02-22 02:07:23,977 WARN L202 SmtUtils]: Spent 192.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 98 [2021-02-22 02:07:24,284 WARN L202 SmtUtils]: Spent 279.00 ms on a formula simplification. DAG size of input: 121 DAG size of output: 118 [2021-02-22 02:07:24,714 WARN L202 SmtUtils]: Spent 343.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 124 [2021-02-22 02:07:24,875 WARN L202 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 49 [2021-02-22 02:07:25,112 WARN L202 SmtUtils]: Spent 201.00 ms on a formula simplification. DAG size of input: 58 DAG size of output: 56 [2021-02-22 02:07:25,541 WARN L202 SmtUtils]: Spent 402.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 130 [2021-02-22 02:07:25,967 WARN L202 SmtUtils]: Spent 380.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 131 [2021-02-22 02:07:26,461 WARN L202 SmtUtils]: Spent 432.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 137 [2021-02-22 02:07:26,699 WARN L202 SmtUtils]: Spent 124.00 ms on a formula simplification that was a NOOP. DAG size: 97 [2021-02-22 02:07:27,492 WARN L202 SmtUtils]: Spent 119.00 ms on a formula simplification that was a NOOP. DAG size: 97 [2021-02-22 02:07:27,826 WARN L202 SmtUtils]: Spent 233.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 62 [2021-02-22 02:07:28,455 WARN L202 SmtUtils]: Spent 115.00 ms on a formula simplification that was a NOOP. DAG size: 96 [2021-02-22 02:07:28,656 WARN L202 SmtUtils]: Spent 171.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 55 [2021-02-22 02:07:33,134 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-02-22 02:07:33,135 INFO L93 Difference]: Finished difference Result 3891 states and 5162 transitions. [2021-02-22 02:07:33,135 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2021-02-22 02:07:33,135 INFO L78 Accepts]: Start accepts. Automaton has 24 states. Word has length 148 [2021-02-22 02:07:33,136 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-02-22 02:07:33,156 INFO L225 Difference]: With dead ends: 3891 [2021-02-22 02:07:33,157 INFO L226 Difference]: Without dead ends: 2715 [2021-02-22 02:07:33,164 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 94 GetRequests, 44 SyntacticMatches, 1 SemanticMatches, 49 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 718 ImplicationChecksByTransitivity, 6.0s TimeCoverageRelationStatistics Valid=572, Invalid=1978, Unknown=0, NotChecked=0, Total=2550 [2021-02-22 02:07:33,168 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2715 states. [2021-02-22 02:07:33,796 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2715 to 1983. [2021-02-22 02:07:33,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1983 states. [2021-02-22 02:07:33,805 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1983 states to 1983 states and 2545 transitions. [2021-02-22 02:07:33,806 INFO L78 Accepts]: Start accepts. Automaton has 1983 states and 2545 transitions. Word has length 148 [2021-02-22 02:07:33,806 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-02-22 02:07:33,806 INFO L480 AbstractCegarLoop]: Abstraction has 1983 states and 2545 transitions. [2021-02-22 02:07:33,806 INFO L481 AbstractCegarLoop]: Interpolant automaton has 24 states. [2021-02-22 02:07:33,807 INFO L276 IsEmpty]: Start isEmpty. Operand 1983 states and 2545 transitions. [2021-02-22 02:07:33,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2021-02-22 02:07:33,816 INFO L414 BasicCegarLoop]: Found error trace [2021-02-22 02:07:33,816 INFO L422 BasicCegarLoop]: trace histogram [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] [2021-02-22 02:07:33,816 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2021-02-22 02:07:33,817 INFO L428 AbstractCegarLoop]: === Iteration 4 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-02-22 02:07:33,817 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-22 02:07:33,817 INFO L82 PathProgramCache]: Analyzing trace with hash 1589510595, now seen corresponding path program 1 times [2021-02-22 02:07:33,817 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-02-22 02:07:33,818 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [34538954] [2021-02-22 02:07:33,818 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-22 02:07:33,845 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 25