/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_label17.c -------------------------------------------------------------------------------- This is Ultimate 0.2.1-dev-36cd7be [2021-02-24 04:31:15,109 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-02-24 04:31:15,112 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-02-24 04:31:15,148 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2021-02-24 04:31:15,161 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-02-24 04:31:15,162 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-02-24 04:31:15,163 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-02-24 04:31:15,165 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-02-24 04:31:15,166 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-02-24 04:31:15,178 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-02-24 04:31:15,181 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-02-24 04:31:15,186 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-02-24 04:31:15,188 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-02-24 04:31:15,190 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-02-24 04:31:15,192 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-02-24 04:31:15,193 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-02-24 04:31:15,196 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2021-02-24 04:31:15,205 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-02-24 04:31:15,206 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-02-24 04:31:15,207 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-02-24 04:31:15,216 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/acceleratedInterpolation/acceleratedInterpolationWernerOverapprox_32.epf [2021-02-24 04:31:15,235 INFO L113 SettingsManager]: Loading preferences was successful [2021-02-24 04:31:15,235 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-02-24 04:31:15,238 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-02-24 04:31:15,238 INFO L138 SettingsManager]: * sizeof long=4 [2021-02-24 04:31:15,238 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-02-24 04:31:15,238 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-02-24 04:31:15,239 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-02-24 04:31:15,239 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-02-24 04:31:15,239 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-02-24 04:31:15,239 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-02-24 04:31:15,239 INFO L138 SettingsManager]: * sizeof long double=12 [2021-02-24 04:31:15,240 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-02-24 04:31:15,240 INFO L138 SettingsManager]: * Use constant arrays=true [2021-02-24 04:31:15,242 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-02-24 04:31:15,242 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-02-24 04:31:15,242 INFO L138 SettingsManager]: * Size of a code block=SingleStatement [2021-02-24 04:31:15,242 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-02-24 04:31:15,242 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-02-24 04:31:15,243 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-02-24 04:31:15,243 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-02-24 04:31:15,243 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=AcceleratedInterpolation [2021-02-24 04:31:15,243 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-02-24 04:31:15,243 INFO L138 SettingsManager]: * Loop acceleration method that is used by accelerated interpolation=WERNER_OVERAPPROX [2021-02-24 04:31:15,244 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-02-24 04:31:15,676 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-02-24 04:31:15,702 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-02-24 04:31:15,705 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-02-24 04:31:15,706 INFO L271 PluginConnector]: Initializing CDTParser... [2021-02-24 04:31:15,707 INFO L275 PluginConnector]: CDTParser initialized [2021-02-24 04:31:15,708 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem02_label17.c [2021-02-24 04:31:15,796 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b7b945145/0e9aba22267a48d7947ee2a004fe8ba3/FLAG59857c95c [2021-02-24 04:31:16,490 INFO L306 CDTParser]: Found 1 translation units. [2021-02-24 04:31:16,491 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/eca-rers2012/Problem02_label17.c [2021-02-24 04:31:16,508 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b7b945145/0e9aba22267a48d7947ee2a004fe8ba3/FLAG59857c95c [2021-02-24 04:31:16,753 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b7b945145/0e9aba22267a48d7947ee2a004fe8ba3 [2021-02-24 04:31:16,757 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-02-24 04:31:16,772 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2021-02-24 04:31:16,779 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-02-24 04:31:16,779 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-02-24 04:31:16,783 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-02-24 04:31:16,784 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.02 04:31:16" (1/1) ... [2021-02-24 04:31:16,786 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@661d6169 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.02 04:31:16, skipping insertion in model container [2021-02-24 04:31:16,787 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.02 04:31:16" (1/1) ... [2021-02-24 04:31:16,798 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-02-24 04:31:16,860 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-02-24 04:31:17,304 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_label17.c[18943,18956] [2021-02-24 04:31:17,335 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-02-24 04:31:17,346 INFO L203 MainTranslator]: Completed pre-run [2021-02-24 04:31:17,525 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_label17.c[18943,18956] [2021-02-24 04:31:17,554 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-02-24 04:31:17,571 INFO L208 MainTranslator]: Completed translation [2021-02-24 04:31:17,572 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.02 04:31:17 WrapperNode [2021-02-24 04:31:17,572 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-02-24 04:31:17,573 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-02-24 04:31:17,574 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-02-24 04:31:17,574 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-02-24 04:31:17,586 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.02 04:31:17" (1/1) ... [2021-02-24 04:31:17,586 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.02 04:31:17" (1/1) ... [2021-02-24 04:31:17,606 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.02 04:31:17" (1/1) ... [2021-02-24 04:31:17,607 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.02 04:31:17" (1/1) ... [2021-02-24 04:31:17,706 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.02 04:31:17" (1/1) ... [2021-02-24 04:31:17,734 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.02 04:31:17" (1/1) ... [2021-02-24 04:31:17,751 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.02 04:31:17" (1/1) ... [2021-02-24 04:31:17,769 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-02-24 04:31:17,770 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-02-24 04:31:17,771 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-02-24 04:31:17,771 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-02-24 04:31:17,772 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.02 04:31:17" (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 [2021-02-24 04:31:17,897 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2021-02-24 04:31:17,897 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-02-24 04:31:17,898 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2021-02-24 04:31:17,898 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2021-02-24 04:31:17,898 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2021-02-24 04:31:17,898 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2021-02-24 04:31:17,898 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2021-02-24 04:31:17,899 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2021-02-24 04:31:17,899 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2021-02-24 04:31:17,899 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-02-24 04:31:17,899 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2021-02-24 04:31:17,899 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2021-02-24 04:31:17,899 INFO L130 BoogieDeclarations]: Found specification of procedure main [2021-02-24 04:31:17,900 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2021-02-24 04:31:17,900 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-02-24 04:31:17,900 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-02-24 04:31:17,900 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-02-24 04:31:17,900 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-02-24 04:31:17,901 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-02-24 04:31:19,479 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-02-24 04:31:19,479 INFO L299 CfgBuilder]: Removed 1 assume(true) statements. [2021-02-24 04:31:19,482 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.02 04:31:19 BoogieIcfgContainer [2021-02-24 04:31:19,482 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-02-24 04:31:19,484 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-02-24 04:31:19,484 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-02-24 04:31:19,488 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-02-24 04:31:19,488 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 24.02 04:31:16" (1/3) ... [2021-02-24 04:31:19,489 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6cdfe030 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.02 04:31:19, skipping insertion in model container [2021-02-24 04:31:19,489 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.02 04:31:17" (2/3) ... [2021-02-24 04:31:19,489 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6cdfe030 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.02 04:31:19, skipping insertion in model container [2021-02-24 04:31:19,490 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.02 04:31:19" (3/3) ... [2021-02-24 04:31:19,491 INFO L111 eAbstractionObserver]: Analyzing ICFG Problem02_label17.c [2021-02-24 04:31:19,498 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:AcceleratedInterpolation Determinization: PREDICATE_ABSTRACTION [2021-02-24 04:31:19,503 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2021-02-24 04:31:19,522 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-02-24 04:31:19,546 INFO L376 AbstractCegarLoop]: Interprodecural is true [2021-02-24 04:31:19,546 INFO L377 AbstractCegarLoop]: Hoare is true [2021-02-24 04:31:19,546 INFO L378 AbstractCegarLoop]: Compute interpolants for AcceleratedInterpolation [2021-02-24 04:31:19,546 INFO L379 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-02-24 04:31:19,547 INFO L380 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-02-24 04:31:19,547 INFO L381 AbstractCegarLoop]: Difference is false [2021-02-24 04:31:19,547 INFO L382 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-02-24 04:31:19,547 INFO L386 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-02-24 04:31:19,575 INFO L276 IsEmpty]: Start isEmpty. Operand 536 states. [2021-02-24 04:31:19,603 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2021-02-24 04:31:19,604 INFO L414 BasicCegarLoop]: Found error trace [2021-02-24 04:31:19,605 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-02-24 04:31:19,605 INFO L428 AbstractCegarLoop]: === Iteration 1 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-02-24 04:31:19,611 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-24 04:31:19,612 INFO L82 PathProgramCache]: Analyzing trace with hash 96420015, now seen corresponding path program 1 times [2021-02-24 04:31:19,621 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-02-24 04:31:19,621 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1050920728] [2021-02-24 04:31:19,622 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-24 04:31:19,693 INFO L218 tedInterpolationCore]: No loops in this trace, falling back to nested interpolation [2021-02-24 04:31:19,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 04:31:20,215 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:31:20,217 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 04:31:20,229 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:31:20,230 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 04:31:20,231 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:31:20,231 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 04:31:20,233 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:31:20,234 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 04:31:20,347 WARN L202 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2021-02-24 04:31:20,349 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-24 04:31:20,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 04:31:20,383 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:31:20,383 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 04:31:20,384 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:31:20,385 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-02-24 04:31:20,448 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-02-24 04:31:20,450 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1050920728] [2021-02-24 04:31:20,452 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-02-24 04:31:20,452 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-02-24 04:31:20,452 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [841950919] [2021-02-24 04:31:20,460 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-02-24 04:31:20,462 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-02-24 04:31:20,473 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-02-24 04:31:20,474 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-02-24 04:31:20,476 INFO L87 Difference]: Start difference. First operand 536 states. Second operand 4 states. [2021-02-24 04:31:23,089 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-02-24 04:31:23,089 INFO L93 Difference]: Finished difference Result 1215 states and 1661 transitions. [2021-02-24 04:31:23,090 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-02-24 04:31:23,091 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 153 [2021-02-24 04:31:23,093 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-02-24 04:31:23,114 INFO L225 Difference]: With dead ends: 1215 [2021-02-24 04:31:23,114 INFO L226 Difference]: Without dead ends: 636 [2021-02-24 04:31:23,127 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-02-24 04:31:23,152 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 636 states. [2021-02-24 04:31:23,350 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 636 to 623. [2021-02-24 04:31:23,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 623 states. [2021-02-24 04:31:23,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 623 states to 623 states and 759 transitions. [2021-02-24 04:31:23,359 INFO L78 Accepts]: Start accepts. Automaton has 623 states and 759 transitions. Word has length 153 [2021-02-24 04:31:23,362 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-02-24 04:31:23,363 INFO L480 AbstractCegarLoop]: Abstraction has 623 states and 759 transitions. [2021-02-24 04:31:23,363 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2021-02-24 04:31:23,363 INFO L276 IsEmpty]: Start isEmpty. Operand 623 states and 759 transitions. [2021-02-24 04:31:23,378 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2021-02-24 04:31:23,378 INFO L414 BasicCegarLoop]: Found error trace [2021-02-24 04:31:23,379 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-02-24 04:31:23,379 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-02-24 04:31:23,380 INFO L428 AbstractCegarLoop]: === Iteration 2 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-02-24 04:31:23,381 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-24 04:31:23,382 INFO L82 PathProgramCache]: Analyzing trace with hash 155889209, now seen corresponding path program 1 times [2021-02-24 04:31:23,382 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-02-24 04:31:23,383 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1480441303] [2021-02-24 04:31:23,383 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-24 04:31:23,461 WARN L141 QuantifierPusher]: treesize reduction 8, result has 87.1 percent of original size [2021-02-24 04:31:23,486 WARN L147 QuantifierPusher]: treesize reduction 8, result has 87.1 percent of original size 54 [2021-02-24 04:31:23,495 WARN L141 QuantifierPusher]: treesize reduction 8, result has 87.1 percent of original size [2021-02-24 04:31:23,502 WARN L147 QuantifierPusher]: treesize reduction 8, result has 87.1 percent of original size 54 [2021-02-24 04:31:23,539 WARN L141 QuantifierPusher]: treesize reduction 2, result has 93.8 percent of original size [2021-02-24 04:31:23,552 WARN L147 QuantifierPusher]: treesize reduction 2, result has 93.8 percent of original size 30 [2021-02-24 04:31:23,558 WARN L141 QuantifierPusher]: treesize reduction 7, result has 91.4 percent of original size [2021-02-24 04:31:23,564 INFO L723 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-02-24 04:31:23,568 INFO L730 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:31:23,569 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-24 04:31:23,571 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:31:23,576 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-02-24 04:31:23,579 WARN L147 QuantifierPusher]: treesize reduction 7, result has 91.4 percent of original size 74 [2021-02-24 04:31:23,583 WARN L141 QuantifierPusher]: treesize reduction 8, result has 87.1 percent of original size [2021-02-24 04:31:23,588 WARN L147 QuantifierPusher]: treesize reduction 8, result has 87.1 percent of original size 54 [2021-02-24 04:31:23,592 WARN L141 QuantifierPusher]: treesize reduction 8, result has 87.1 percent of original size [2021-02-24 04:31:23,598 WARN L147 QuantifierPusher]: treesize reduction 8, result has 87.1 percent of original size 54 [2021-02-24 04:31:23,631 WARN L141 QuantifierPusher]: treesize reduction 2, result has 93.8 percent of original size [2021-02-24 04:31:23,635 WARN L147 QuantifierPusher]: treesize reduction 2, result has 93.8 percent of original size 30 [2021-02-24 04:31:23,639 WARN L141 QuantifierPusher]: treesize reduction 7, result has 91.4 percent of original size [2021-02-24 04:31:23,641 INFO L723 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-02-24 04:31:23,643 INFO L730 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:31:23,644 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-24 04:31:23,645 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:31:23,650 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-02-24 04:31:23,651 WARN L147 QuantifierPusher]: treesize reduction 7, result has 91.4 percent of original size 74 [2021-02-24 04:31:23,652 INFO L206 tedInterpolationCore]: Starting analysis with loop acceleration approximation UNDERAPPROXIMATION [2021-02-24 04:31:23,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 04:31:23,955 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:31:23,956 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 04:31:23,959 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:31:23,960 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 04:31:23,962 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:31:23,962 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-24 04:31:23,976 WARN L141 QuantifierPusher]: treesize reduction 16, result has 33.3 percent of original size [2021-02-24 04:31:23,977 WARN L147 QuantifierPusher]: treesize reduction 16, result has 33.3 percent of original size 8 [2021-02-24 04:31:24,011 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:31:24,012 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 8 [2021-02-24 04:31:24,014 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:31:24,015 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 04:31:24,106 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-24 04:31:24,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 04:31:24,161 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:31:24,164 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 04:31:24,165 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:31:24,167 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-02-24 04:31:24,270 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-02-24 04:31:24,276 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:31:24,281 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 49 [2021-02-24 04:31:24,286 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:31:24,288 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-24 04:31:24,292 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:31:24,299 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 53 [2021-02-24 04:31:24,305 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 54 [2021-02-24 04:31:24,370 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:31:24,371 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-02-24 04:31:24,372 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:31:24,373 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-02-24 04:31:24,375 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:31:24,378 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-02-24 04:31:24,407 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:31:24,408 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 37 [2021-02-24 04:31:24,441 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:31:24,445 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-02-24 04:31:24,483 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:31:24,485 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 50 [2021-02-24 04:31:24,565 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:31:24,569 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 76 [2021-02-24 04:31:24,620 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:31:24,622 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 46 [2021-02-24 04:31:24,667 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:31:24,690 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 45 [2021-02-24 04:31:24,740 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:31:24,745 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 83 [2021-02-24 04:31:24,872 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:31:24,875 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 106 [2021-02-24 04:31:25,043 WARN L202 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 58 [2021-02-24 04:31:25,047 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:31:25,050 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 127 [2021-02-24 04:31:25,237 WARN L202 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 64 [2021-02-24 04:31:25,241 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:31:25,248 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 149 [2021-02-24 04:31:25,291 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:31:25,295 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 147 [2021-02-24 04:31:25,505 WARN L202 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 68 [2021-02-24 04:31:25,509 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:31:25,512 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 170 [2021-02-24 04:31:25,801 WARN L202 SmtUtils]: Spent 227.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 69 [2021-02-24 04:31:25,812 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:31:25,816 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 212 [2021-02-24 04:31:25,873 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:31:25,878 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 214 [2021-02-24 04:31:26,163 WARN L202 SmtUtils]: Spent 234.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 72 [2021-02-24 04:31:26,170 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:31:26,173 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 235 [2021-02-24 04:31:26,530 WARN L202 SmtUtils]: Spent 304.00 ms on a formula simplification. DAG size of input: 74 DAG size of output: 73 [2021-02-24 04:31:26,548 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:31:26,559 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 268 [2021-02-24 04:31:26,617 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:31:26,631 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 258 [2021-02-24 04:31:26,693 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:31:26,697 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 277 [2021-02-24 04:31:26,762 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:31:26,765 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 259 [2021-02-24 04:31:27,180 WARN L202 SmtUtils]: Spent 352.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 77 [2021-02-24 04:31:27,193 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:31:27,205 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 281 [2021-02-24 04:31:27,275 WARN L141 QuantifierPusher]: treesize reduction 235, result has 15.2 percent of original size [2021-02-24 04:31:27,276 WARN L147 QuantifierPusher]: treesize reduction 235, result has 15.2 percent of original size 42 [2021-02-24 04:31:27,363 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:31:27,365 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-02-24 04:31:27,427 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:31:27,429 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-02-24 04:31:27,493 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:31:27,496 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-24 04:31:27,496 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:31:27,497 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-02-24 04:31:27,501 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-02-24 04:31:27,594 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:31:27,597 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-02-24 04:31:27,675 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:31:27,676 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-02-24 04:31:27,732 WARN L141 QuantifierPusher]: treesize reduction -2, result has 107.1 percent of original size [2021-02-24 04:31:27,733 WARN L147 QuantifierPusher]: treesize reduction -2, result has 107.1 percent of original size 30 [2021-02-24 04:31:27,793 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:31:27,796 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-02-24 04:31:27,800 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:31:27,806 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 52 [2021-02-24 04:31:27,876 WARN L141 QuantifierPusher]: treesize reduction 8, result has 77.1 percent of original size [2021-02-24 04:31:27,877 WARN L147 QuantifierPusher]: treesize reduction 8, result has 77.1 percent of original size 27 [2021-02-24 04:31:27,879 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:31:27,881 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-02-24 04:31:27,948 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:31:27,952 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-02-24 04:31:28,008 WARN L141 QuantifierPusher]: treesize reduction 27, result has 3.6 percent of original size [2021-02-24 04:31:28,010 WARN L147 QuantifierPusher]: treesize reduction 27, result has 3.6 percent of original size 1 [2021-02-24 04:31:28,010 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1480441303] [2021-02-24 04:31:28,011 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-02-24 04:31:28,011 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [30] imperfect sequences [] total 30 [2021-02-24 04:31:28,011 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [650736326] [2021-02-24 04:31:28,012 INFO L460 AbstractCegarLoop]: Interpolant automaton has 30 states [2021-02-24 04:31:28,012 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-02-24 04:31:28,013 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 30 interpolants. [2021-02-24 04:31:28,014 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=248, Invalid=744, Unknown=0, NotChecked=0, Total=992 [2021-02-24 04:31:28,014 INFO L87 Difference]: Start difference. First operand 623 states and 759 transitions. Second operand 30 states. [2021-02-24 04:31:28,437 WARN L202 SmtUtils]: Spent 197.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 91 [2021-02-24 04:31:28,677 WARN L202 SmtUtils]: Spent 211.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 93 [2021-02-24 04:31:28,913 WARN L202 SmtUtils]: Spent 209.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 91 [2021-02-24 04:31:29,157 WARN L202 SmtUtils]: Spent 213.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 95 [2021-02-24 04:31:29,392 WARN L202 SmtUtils]: Spent 197.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 95 [2021-02-24 04:31:29,628 WARN L202 SmtUtils]: Spent 205.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 97 [2021-02-24 04:31:29,984 WARN L202 SmtUtils]: Spent 311.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 116 [2021-02-24 04:31:30,418 WARN L202 SmtUtils]: Spent 334.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 122 [2021-02-24 04:31:30,577 WARN L202 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 58 DAG size of output: 47 [2021-02-24 04:31:30,770 WARN L202 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 53 [2021-02-24 04:31:31,211 WARN L202 SmtUtils]: Spent 394.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 128 [2021-02-24 04:31:31,809 WARN L202 SmtUtils]: Spent 400.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 134 [2021-02-24 04:31:32,367 WARN L202 SmtUtils]: Spent 443.00 ms on a formula simplification. DAG size of input: 144 DAG size of output: 135 [2021-02-24 04:31:32,723 WARN L202 SmtUtils]: Spent 261.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 64 [2021-02-24 04:31:33,273 WARN L202 SmtUtils]: Spent 492.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 138 [2021-02-24 04:31:33,891 WARN L202 SmtUtils]: Spent 538.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 139 [2021-02-24 04:31:34,291 WARN L202 SmtUtils]: Spent 299.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 68 [2021-02-24 04:31:35,062 WARN L202 SmtUtils]: Spent 600.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 143 [2021-02-24 04:31:36,037 WARN L202 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 108 [2021-02-24 04:31:36,253 WARN L202 SmtUtils]: Spent 118.00 ms on a formula simplification that was a NOOP. DAG size: 110 [2021-02-24 04:31:36,504 WARN L202 SmtUtils]: Spent 171.00 ms on a formula simplification that was a NOOP. DAG size: 128 [2021-02-24 04:31:36,765 WARN L202 SmtUtils]: Spent 174.00 ms on a formula simplification that was a NOOP. DAG size: 133 [2021-02-24 04:31:37,028 WARN L202 SmtUtils]: Spent 178.00 ms on a formula simplification that was a NOOP. DAG size: 139 [2021-02-24 04:31:37,496 WARN L202 SmtUtils]: Spent 219.00 ms on a formula simplification that was a NOOP. DAG size: 143 [2021-02-24 04:31:37,858 WARN L202 SmtUtils]: Spent 240.00 ms on a formula simplification that was a NOOP. DAG size: 144 [2021-02-24 04:31:38,274 WARN L202 SmtUtils]: Spent 262.00 ms on a formula simplification that was a NOOP. DAG size: 147 [2021-02-24 04:31:38,640 WARN L202 SmtUtils]: Spent 273.00 ms on a formula simplification that was a NOOP. DAG size: 148 [2021-02-24 04:31:39,240 WARN L202 SmtUtils]: Spent 315.00 ms on a formula simplification that was a NOOP. DAG size: 152 [2021-02-24 04:31:44,776 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-02-24 04:31:44,776 INFO L93 Difference]: Finished difference Result 1718 states and 2173 transitions. [2021-02-24 04:31:44,776 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2021-02-24 04:31:44,776 INFO L78 Accepts]: Start accepts. Automaton has 30 states. Word has length 187 [2021-02-24 04:31:44,777 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-02-24 04:31:44,787 INFO L225 Difference]: With dead ends: 1718 [2021-02-24 04:31:44,787 INFO L226 Difference]: Without dead ends: 1125 [2021-02-24 04:31:44,793 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 83 GetRequests, 10 SyntacticMatches, 6 SemanticMatches, 67 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1441 ImplicationChecksByTransitivity, 12.4s TimeCoverageRelationStatistics Valid=976, Invalid=3716, Unknown=0, NotChecked=0, Total=4692 [2021-02-24 04:31:44,795 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1125 states. [2021-02-24 04:31:45,086 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1125 to 1052. [2021-02-24 04:31:45,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1052 states. [2021-02-24 04:31:45,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1052 states to 1052 states and 1326 transitions. [2021-02-24 04:31:45,093 INFO L78 Accepts]: Start accepts. Automaton has 1052 states and 1326 transitions. Word has length 187 [2021-02-24 04:31:45,094 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-02-24 04:31:45,094 INFO L480 AbstractCegarLoop]: Abstraction has 1052 states and 1326 transitions. [2021-02-24 04:31:45,094 INFO L481 AbstractCegarLoop]: Interpolant automaton has 30 states. [2021-02-24 04:31:45,094 INFO L276 IsEmpty]: Start isEmpty. Operand 1052 states and 1326 transitions. [2021-02-24 04:31:45,099 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2021-02-24 04:31:45,100 INFO L414 BasicCegarLoop]: Found error trace [2021-02-24 04:31:45,100 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-02-24 04:31:45,100 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-02-24 04:31:45,101 INFO L428 AbstractCegarLoop]: === Iteration 3 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-02-24 04:31:45,101 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-24 04:31:45,101 INFO L82 PathProgramCache]: Analyzing trace with hash 867372180, now seen corresponding path program 1 times [2021-02-24 04:31:45,101 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-02-24 04:31:45,102 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [571409477] [2021-02-24 04:31:45,102 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-24 04:31:45,126 WARN L141 QuantifierPusher]: treesize reduction 8, result has 86.7 percent of original size [2021-02-24 04:31:45,135 WARN L147 QuantifierPusher]: treesize reduction 8, result has 86.7 percent of original size 52 [2021-02-24 04:31:45,137 WARN L141 QuantifierPusher]: treesize reduction 8, result has 86.7 percent of original size [2021-02-24 04:31:45,142 WARN L147 QuantifierPusher]: treesize reduction 8, result has 86.7 percent of original size 52 [2021-02-24 04:31:45,168 WARN L141 QuantifierPusher]: treesize reduction 2, result has 93.8 percent of original size [2021-02-24 04:31:45,170 WARN L147 QuantifierPusher]: treesize reduction 2, result has 93.8 percent of original size 30 [2021-02-24 04:31:45,176 WARN L141 QuantifierPusher]: treesize reduction 9, result has 88.9 percent of original size [2021-02-24 04:31:45,178 INFO L723 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-02-24 04:31:45,180 INFO L730 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:31:45,180 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-24 04:31:45,181 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:31:45,184 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-02-24 04:31:45,185 WARN L147 QuantifierPusher]: treesize reduction 9, result has 88.9 percent of original size 72 [2021-02-24 04:31:45,187 WARN L141 QuantifierPusher]: treesize reduction 8, result has 86.7 percent of original size [2021-02-24 04:31:45,192 WARN L147 QuantifierPusher]: treesize reduction 8, result has 86.7 percent of original size 52 [2021-02-24 04:31:45,195 WARN L141 QuantifierPusher]: treesize reduction 8, result has 86.7 percent of original size [2021-02-24 04:31:45,199 WARN L147 QuantifierPusher]: treesize reduction 8, result has 86.7 percent of original size 52 [2021-02-24 04:31:45,226 WARN L141 QuantifierPusher]: treesize reduction 2, result has 93.8 percent of original size [2021-02-24 04:31:45,228 WARN L147 QuantifierPusher]: treesize reduction 2, result has 93.8 percent of original size 30 [2021-02-24 04:31:45,236 WARN L141 QuantifierPusher]: treesize reduction 9, result has 88.9 percent of original size [2021-02-24 04:31:45,238 INFO L723 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-02-24 04:31:45,242 INFO L730 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:31:45,242 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-24 04:31:45,244 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:31:45,247 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-02-24 04:31:45,250 WARN L147 QuantifierPusher]: treesize reduction 9, result has 88.9 percent of original size 72 [2021-02-24 04:31:45,256 WARN L141 QuantifierPusher]: treesize reduction 8, result has 86.7 percent of original size [2021-02-24 04:31:45,263 WARN L147 QuantifierPusher]: treesize reduction 8, result has 86.7 percent of original size 52 [2021-02-24 04:31:45,266 WARN L141 QuantifierPusher]: treesize reduction 8, result has 86.7 percent of original size [2021-02-24 04:31:45,272 WARN L147 QuantifierPusher]: treesize reduction 8, result has 86.7 percent of original size 52 [2021-02-24 04:31:45,299 WARN L141 QuantifierPusher]: treesize reduction 2, result has 93.8 percent of original size [2021-02-24 04:31:45,302 WARN L147 QuantifierPusher]: treesize reduction 2, result has 93.8 percent of original size 30 [2021-02-24 04:31:45,307 WARN L141 QuantifierPusher]: treesize reduction 9, result has 88.9 percent of original size [2021-02-24 04:31:45,309 INFO L723 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-02-24 04:31:45,311 INFO L730 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:31:45,311 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-24 04:31:45,312 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:31:45,316 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-02-24 04:31:45,317 WARN L147 QuantifierPusher]: treesize reduction 9, result has 88.9 percent of original size 72 [2021-02-24 04:31:45,322 WARN L141 QuantifierPusher]: treesize reduction 8, result has 86.7 percent of original size [2021-02-24 04:31:45,327 WARN L147 QuantifierPusher]: treesize reduction 8, result has 86.7 percent of original size 52 [2021-02-24 04:31:45,330 WARN L141 QuantifierPusher]: treesize reduction 8, result has 86.7 percent of original size [2021-02-24 04:31:45,335 WARN L147 QuantifierPusher]: treesize reduction 8, result has 86.7 percent of original size 52 [2021-02-24 04:31:45,361 WARN L141 QuantifierPusher]: treesize reduction 2, result has 93.8 percent of original size [2021-02-24 04:31:45,364 WARN L147 QuantifierPusher]: treesize reduction 2, result has 93.8 percent of original size 30 [2021-02-24 04:31:45,367 WARN L141 QuantifierPusher]: treesize reduction 9, result has 88.9 percent of original size [2021-02-24 04:31:45,368 INFO L723 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-02-24 04:31:45,369 INFO L730 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:31:45,370 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-24 04:31:45,371 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:31:45,374 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-02-24 04:31:45,375 WARN L147 QuantifierPusher]: treesize reduction 9, result has 88.9 percent of original size 72 [2021-02-24 04:31:45,375 INFO L206 tedInterpolationCore]: Starting analysis with loop acceleration approximation UNDERAPPROXIMATION [2021-02-24 04:31:45,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 04:31:45,520 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:31:45,522 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 04:31:45,525 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:31:45,526 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 04:31:45,529 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:31:45,530 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-24 04:31:45,537 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:31:45,537 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-02-24 04:31:45,547 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:31:45,548 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-02-24 04:31:45,549 WARN L141 QuantifierPusher]: treesize reduction 16, result has 40.7 percent of original size [2021-02-24 04:31:45,550 WARN L147 QuantifierPusher]: treesize reduction 16, result has 40.7 percent of original size 11 [2021-02-24 04:31:45,561 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:31:45,562 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-02-24 04:31:45,563 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:31:45,564 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 04:31:45,641 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-24 04:31:45,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 04:31:45,658 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:31:45,659 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 04:31:45,659 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:31:45,660 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-02-24 04:31:45,783 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-02-24 04:31:45,785 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:31:45,787 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-02-24 04:31:45,788 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:31:45,788 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-24 04:31:45,789 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:31:45,790 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 53 [2021-02-24 04:31:45,791 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 54 [2021-02-24 04:31:45,792 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:31:45,793 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-24 04:31:45,794 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:31:45,794 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 53 [2021-02-24 04:31:45,795 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 54 [2021-02-24 04:31:45,851 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:31:45,852 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-02-24 04:31:45,853 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:31:45,854 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-02-24 04:31:45,855 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:31:45,856 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-02-24 04:31:45,881 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:31:45,882 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-02-24 04:31:45,912 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:31:45,914 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-02-24 04:31:45,948 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:31:45,949 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-02-24 04:31:46,024 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:31:46,030 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 74 [2021-02-24 04:31:46,076 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:31:46,078 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 44 [2021-02-24 04:31:46,131 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:31:46,133 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2021-02-24 04:31:46,181 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:31:46,182 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 81 [2021-02-24 04:31:46,322 WARN L202 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 52 [2021-02-24 04:31:46,325 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:31:46,327 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 104 [2021-02-24 04:31:46,515 WARN L202 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 58 [2021-02-24 04:31:46,518 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:31:46,522 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 125 [2021-02-24 04:31:46,743 WARN L202 SmtUtils]: Spent 183.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 64 [2021-02-24 04:31:46,747 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:31:46,750 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 147 [2021-02-24 04:31:46,794 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:31:46,796 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 145 [2021-02-24 04:31:47,040 WARN L202 SmtUtils]: Spent 199.00 ms on a formula simplification. DAG size of input: 71 DAG size of output: 70 [2021-02-24 04:31:47,045 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:31:47,047 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 168 [2021-02-24 04:31:47,337 WARN L202 SmtUtils]: Spent 243.00 ms on a formula simplification. DAG size of input: 72 DAG size of output: 71 [2021-02-24 04:31:47,341 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:31:47,343 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 210 [2021-02-24 04:31:47,406 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:31:47,411 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 212 [2021-02-24 04:31:47,758 WARN L202 SmtUtils]: Spent 291.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 74 [2021-02-24 04:31:47,766 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:31:47,770 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 233 [2021-02-24 04:31:48,151 WARN L202 SmtUtils]: Spent 323.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 75 [2021-02-24 04:31:48,157 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:31:48,161 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 266 [2021-02-24 04:31:48,224 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:31:48,228 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 256 [2021-02-24 04:31:48,287 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:31:48,291 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 275 [2021-02-24 04:31:48,357 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:31:48,362 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 257 [2021-02-24 04:31:48,779 WARN L202 SmtUtils]: Spent 357.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 77 [2021-02-24 04:31:48,785 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:31:48,790 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 279 [2021-02-24 04:31:48,865 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:31:48,868 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 281 [2021-02-24 04:31:49,343 WARN L202 SmtUtils]: Spent 403.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 78 [2021-02-24 04:31:49,352 WARN L141 QuantifierPusher]: treesize reduction 257, result has 18.4 percent of original size [2021-02-24 04:31:49,356 WARN L147 QuantifierPusher]: treesize reduction 257, result has 18.4 percent of original size 58 [2021-02-24 04:31:49,465 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:31:49,469 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-02-24 04:31:49,543 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:31:49,544 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-02-24 04:31:49,619 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:31:49,623 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 33 [2021-02-24 04:31:49,674 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:31:49,679 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 33 [2021-02-24 04:31:49,729 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:31:49,730 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-02-24 04:31:49,786 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:31:49,787 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-02-24 04:31:49,846 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:31:49,847 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-02-24 04:31:49,848 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:31:49,850 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 50 [2021-02-24 04:31:49,905 WARN L141 QuantifierPusher]: treesize reduction 8, result has 75.8 percent of original size [2021-02-24 04:31:49,906 WARN L147 QuantifierPusher]: treesize reduction 8, result has 75.8 percent of original size 25 [2021-02-24 04:31:49,907 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:31:49,908 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-02-24 04:31:49,970 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:31:49,971 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-02-24 04:31:50,040 WARN L141 QuantifierPusher]: treesize reduction 30, result has 3.2 percent of original size [2021-02-24 04:31:50,041 WARN L147 QuantifierPusher]: treesize reduction 30, result has 3.2 percent of original size 1 [2021-02-24 04:31:50,041 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [571409477] [2021-02-24 04:31:50,041 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-02-24 04:31:50,042 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [31] imperfect sequences [] total 31 [2021-02-24 04:31:50,042 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1133781577] [2021-02-24 04:31:50,042 INFO L460 AbstractCegarLoop]: Interpolant automaton has 31 states [2021-02-24 04:31:50,042 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-02-24 04:31:50,043 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 31 interpolants. [2021-02-24 04:31:50,043 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=272, Invalid=850, Unknown=0, NotChecked=0, Total=1122 [2021-02-24 04:31:50,043 INFO L87 Difference]: Start difference. First operand 1052 states and 1326 transitions. Second operand 31 states. [2021-02-24 04:31:50,502 WARN L202 SmtUtils]: Spent 203.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 91 [2021-02-24 04:31:50,754 WARN L202 SmtUtils]: Spent 222.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 93 [2021-02-24 04:31:50,983 WARN L202 SmtUtils]: Spent 199.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 91 [2021-02-24 04:31:51,234 WARN L202 SmtUtils]: Spent 218.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 95 [2021-02-24 04:31:51,483 WARN L202 SmtUtils]: Spent 216.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 95 [2021-02-24 04:31:51,741 WARN L202 SmtUtils]: Spent 227.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 97 [2021-02-24 04:31:52,057 WARN L202 SmtUtils]: Spent 275.00 ms on a formula simplification. DAG size of input: 127 DAG size of output: 116 [2021-02-24 04:31:52,534 WARN L202 SmtUtils]: Spent 362.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 122 [2021-02-24 04:31:52,697 WARN L202 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 58 DAG size of output: 47 [2021-02-24 04:31:52,891 WARN L202 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 53 [2021-02-24 04:31:53,330 WARN L202 SmtUtils]: Spent 384.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 128 [2021-02-24 04:31:53,971 WARN L202 SmtUtils]: Spent 422.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 134 [2021-02-24 04:31:54,538 WARN L202 SmtUtils]: Spent 432.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 135 [2021-02-24 04:31:54,909 WARN L202 SmtUtils]: Spent 287.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 64 [2021-02-24 04:31:55,505 WARN L202 SmtUtils]: Spent 532.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 138 [2021-02-24 04:31:56,180 WARN L202 SmtUtils]: Spent 584.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 139 [2021-02-24 04:31:56,662 WARN L202 SmtUtils]: Spent 370.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 69 [2021-02-24 04:31:57,508 WARN L202 SmtUtils]: Spent 642.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 143 [2021-02-24 04:31:58,334 WARN L202 SmtUtils]: Spent 677.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 144 [2021-02-24 04:31:58,535 WARN L202 SmtUtils]: Spent 133.00 ms on a formula simplification that was a NOOP. DAG size: 100 [2021-02-24 04:31:59,410 WARN L202 SmtUtils]: Spent 128.00 ms on a formula simplification that was a NOOP. DAG size: 108 [2021-02-24 04:31:59,635 WARN L202 SmtUtils]: Spent 133.00 ms on a formula simplification that was a NOOP. DAG size: 110 [2021-02-24 04:31:59,876 WARN L202 SmtUtils]: Spent 157.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2021-02-24 04:32:00,160 WARN L202 SmtUtils]: Spent 192.00 ms on a formula simplification that was a NOOP. DAG size: 133 [2021-02-24 04:32:00,477 WARN L202 SmtUtils]: Spent 211.00 ms on a formula simplification that was a NOOP. DAG size: 139 [2021-02-24 04:32:00,868 WARN L202 SmtUtils]: Spent 212.00 ms on a formula simplification that was a NOOP. DAG size: 145 [2021-02-24 04:32:01,267 WARN L202 SmtUtils]: Spent 257.00 ms on a formula simplification that was a NOOP. DAG size: 146 [2021-02-24 04:32:01,800 WARN L202 SmtUtils]: Spent 285.00 ms on a formula simplification that was a NOOP. DAG size: 149 [2021-02-24 04:32:02,209 WARN L202 SmtUtils]: Spent 308.00 ms on a formula simplification that was a NOOP. DAG size: 150 [2021-02-24 04:32:02,773 WARN L202 SmtUtils]: Spent 336.00 ms on a formula simplification that was a NOOP. DAG size: 152 [2021-02-24 04:32:03,310 WARN L202 SmtUtils]: Spent 352.00 ms on a formula simplification that was a NOOP. DAG size: 153 [2021-02-24 04:32:07,317 WARN L202 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 101 [2021-02-24 04:32:09,138 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-02-24 04:32:09,138 INFO L93 Difference]: Finished difference Result 3028 states and 3943 transitions. [2021-02-24 04:32:09,139 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2021-02-24 04:32:09,139 INFO L78 Accepts]: Start accepts. Automaton has 31 states. Word has length 188 [2021-02-24 04:32:09,141 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-02-24 04:32:09,158 INFO L225 Difference]: With dead ends: 3028 [2021-02-24 04:32:09,158 INFO L226 Difference]: Without dead ends: 2006 [2021-02-24 04:32:09,164 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 89 GetRequests, 11 SyntacticMatches, 6 SemanticMatches, 72 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1623 ImplicationChecksByTransitivity, 15.4s TimeCoverageRelationStatistics Valid=1138, Invalid=4264, Unknown=0, NotChecked=0, Total=5402 [2021-02-24 04:32:09,168 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2006 states. [2021-02-24 04:32:09,713 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2006 to 1775. [2021-02-24 04:32:09,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1775 states. [2021-02-24 04:32:09,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1775 states to 1775 states and 2260 transitions. [2021-02-24 04:32:09,722 INFO L78 Accepts]: Start accepts. Automaton has 1775 states and 2260 transitions. Word has length 188 [2021-02-24 04:32:09,723 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-02-24 04:32:09,723 INFO L480 AbstractCegarLoop]: Abstraction has 1775 states and 2260 transitions. [2021-02-24 04:32:09,723 INFO L481 AbstractCegarLoop]: Interpolant automaton has 31 states. [2021-02-24 04:32:09,723 INFO L276 IsEmpty]: Start isEmpty. Operand 1775 states and 2260 transitions. [2021-02-24 04:32:09,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2021-02-24 04:32:09,731 INFO L414 BasicCegarLoop]: Found error trace [2021-02-24 04:32:09,731 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-02-24 04:32:09,731 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-02-24 04:32:09,732 INFO L428 AbstractCegarLoop]: === Iteration 4 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-02-24 04:32:09,732 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-24 04:32:09,732 INFO L82 PathProgramCache]: Analyzing trace with hash 287485749, now seen corresponding path program 1 times [2021-02-24 04:32:09,733 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-02-24 04:32:09,733 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1195042409] [2021-02-24 04:32:09,733 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-24 04:32:09,759 WARN L141 QuantifierPusher]: treesize reduction 8, result has 87.1 percent of original size [2021-02-24 04:32:09,765 WARN L147 QuantifierPusher]: treesize reduction 8, result has 87.1 percent of original size 54 [2021-02-24 04:32:09,767 WARN L141 QuantifierPusher]: treesize reduction 8, result has 87.1 percent of original size [2021-02-24 04:32:09,776 WARN L147 QuantifierPusher]: treesize reduction 8, result has 87.1 percent of original size 54 [2021-02-24 04:32:09,806 WARN L141 QuantifierPusher]: treesize reduction 2, result has 93.8 percent of original size [2021-02-24 04:32:09,808 WARN L147 QuantifierPusher]: treesize reduction 2, result has 93.8 percent of original size 30 [2021-02-24 04:32:09,811 WARN L141 QuantifierPusher]: treesize reduction 7, result has 91.4 percent of original size [2021-02-24 04:32:09,812 INFO L723 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-02-24 04:32:09,814 INFO L730 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:32:09,814 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-24 04:32:09,815 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:32:09,817 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-02-24 04:32:09,818 WARN L147 QuantifierPusher]: treesize reduction 7, result has 91.4 percent of original size 74 [2021-02-24 04:32:09,820 WARN L141 QuantifierPusher]: treesize reduction 8, result has 87.1 percent of original size [2021-02-24 04:32:09,823 WARN L147 QuantifierPusher]: treesize reduction 8, result has 87.1 percent of original size 54 [2021-02-24 04:32:09,825 WARN L141 QuantifierPusher]: treesize reduction 8, result has 87.1 percent of original size [2021-02-24 04:32:09,828 WARN L147 QuantifierPusher]: treesize reduction 8, result has 87.1 percent of original size 54 [2021-02-24 04:32:09,861 WARN L141 QuantifierPusher]: treesize reduction 2, result has 93.8 percent of original size [2021-02-24 04:32:09,863 WARN L147 QuantifierPusher]: treesize reduction 2, result has 93.8 percent of original size 30 [2021-02-24 04:32:09,865 WARN L141 QuantifierPusher]: treesize reduction 7, result has 91.4 percent of original size [2021-02-24 04:32:09,866 INFO L723 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-02-24 04:32:09,867 INFO L730 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:32:09,868 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-24 04:32:09,868 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:32:09,872 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-02-24 04:32:09,873 WARN L147 QuantifierPusher]: treesize reduction 7, result has 91.4 percent of original size 74 [2021-02-24 04:32:09,874 WARN L141 QuantifierPusher]: treesize reduction 8, result has 87.1 percent of original size [2021-02-24 04:32:09,878 WARN L147 QuantifierPusher]: treesize reduction 8, result has 87.1 percent of original size 54 [2021-02-24 04:32:09,879 WARN L141 QuantifierPusher]: treesize reduction 8, result has 87.1 percent of original size [2021-02-24 04:32:09,883 WARN L147 QuantifierPusher]: treesize reduction 8, result has 87.1 percent of original size 54 [2021-02-24 04:32:09,915 WARN L141 QuantifierPusher]: treesize reduction 2, result has 93.8 percent of original size [2021-02-24 04:32:09,916 WARN L147 QuantifierPusher]: treesize reduction 2, result has 93.8 percent of original size 30 [2021-02-24 04:32:09,923 WARN L141 QuantifierPusher]: treesize reduction 7, result has 91.4 percent of original size [2021-02-24 04:32:09,924 INFO L723 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-02-24 04:32:09,926 INFO L730 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:32:09,926 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-24 04:32:09,927 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:32:09,929 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-02-24 04:32:09,930 WARN L147 QuantifierPusher]: treesize reduction 7, result has 91.4 percent of original size 74 [2021-02-24 04:32:09,931 WARN L141 QuantifierPusher]: treesize reduction 8, result has 87.1 percent of original size [2021-02-24 04:32:09,937 WARN L147 QuantifierPusher]: treesize reduction 8, result has 87.1 percent of original size 54 [2021-02-24 04:32:09,939 WARN L141 QuantifierPusher]: treesize reduction 8, result has 87.1 percent of original size [2021-02-24 04:32:09,941 WARN L147 QuantifierPusher]: treesize reduction 8, result has 87.1 percent of original size 54 [2021-02-24 04:32:09,976 WARN L141 QuantifierPusher]: treesize reduction 2, result has 93.8 percent of original size [2021-02-24 04:32:09,978 WARN L147 QuantifierPusher]: treesize reduction 2, result has 93.8 percent of original size 30 [2021-02-24 04:32:09,980 WARN L141 QuantifierPusher]: treesize reduction 7, result has 91.4 percent of original size [2021-02-24 04:32:09,981 INFO L723 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-02-24 04:32:09,982 INFO L730 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:32:09,982 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-24 04:32:09,983 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:32:09,985 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-02-24 04:32:09,986 WARN L147 QuantifierPusher]: treesize reduction 7, result has 91.4 percent of original size 74 [2021-02-24 04:32:09,987 INFO L206 tedInterpolationCore]: Starting analysis with loop acceleration approximation UNDERAPPROXIMATION [2021-02-24 04:32:10,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 04:32:10,126 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:32:10,126 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-24 04:32:10,132 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:32:10,133 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-24 04:32:10,133 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:32:10,134 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-24 04:32:10,140 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:32:10,141 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-02-24 04:32:10,150 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:32:10,151 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-02-24 04:32:10,152 WARN L141 QuantifierPusher]: treesize reduction 34, result has 30.6 percent of original size [2021-02-24 04:32:10,152 WARN L147 QuantifierPusher]: treesize reduction 34, result has 30.6 percent of original size 15 [2021-02-24 04:32:10,164 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:32:10,165 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-02-24 04:32:10,165 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:32:10,166 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 04:32:10,237 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-24 04:32:10,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 04:32:10,252 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:32:10,252 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 04:32:10,253 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:32:10,253 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 04:32:10,260 WARN L141 QuantifierPusher]: treesize reduction 2, result has 77.8 percent of original size [2021-02-24 04:32:10,261 WARN L147 QuantifierPusher]: treesize reduction 2, result has 77.8 percent of original size 7 [2021-02-24 04:32:10,398 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-02-24 04:32:10,400 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:32:10,401 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 52 [2021-02-24 04:32:10,403 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:32:10,403 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-24 04:32:10,407 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:32:10,408 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 55 [2021-02-24 04:32:10,408 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 56 [2021-02-24 04:32:10,409 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:32:10,410 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-24 04:32:10,410 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:32:10,411 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 55 [2021-02-24 04:32:10,412 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 56 [2021-02-24 04:32:10,487 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:32:10,488 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-02-24 04:32:10,488 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:32:10,489 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-02-24 04:32:10,490 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:32:10,491 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-02-24 04:32:10,529 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:32:10,530 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 41 [2021-02-24 04:32:10,574 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:32:10,576 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 42 [2021-02-24 04:32:10,617 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:32:10,619 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 54 [2021-02-24 04:32:10,703 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:32:10,706 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 80 [2021-02-24 04:32:10,769 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:32:10,771 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 50 [2021-02-24 04:32:10,826 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:32:10,827 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 49 [2021-02-24 04:32:10,890 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:32:10,892 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 87 [2021-02-24 04:32:11,034 WARN L202 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 44 [2021-02-24 04:32:11,037 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:32:11,038 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 96 [2021-02-24 04:32:11,211 WARN L202 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 48 [2021-02-24 04:32:11,213 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:32:11,216 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 114 [2021-02-24 04:32:11,416 WARN L202 SmtUtils]: Spent 161.00 ms on a formula simplification. DAG size of input: 58 DAG size of output: 57 [2021-02-24 04:32:11,418 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:32:11,420 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 136 [2021-02-24 04:32:11,462 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:32:11,464 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 134 [2021-02-24 04:32:11,713 WARN L202 SmtUtils]: Spent 205.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 63 [2021-02-24 04:32:11,716 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:32:11,718 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 157 [2021-02-24 04:32:12,006 WARN L202 SmtUtils]: Spent 236.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 64 [2021-02-24 04:32:12,010 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:32:12,013 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 196 [2021-02-24 04:32:12,073 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:32:12,077 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 198 [2021-02-24 04:32:12,405 WARN L202 SmtUtils]: Spent 269.00 ms on a formula simplification. DAG size of input: 72 DAG size of output: 65 [2021-02-24 04:32:12,409 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:32:12,411 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 209 [2021-02-24 04:32:12,761 WARN L202 SmtUtils]: Spent 289.00 ms on a formula simplification. DAG size of input: 72 DAG size of output: 66 [2021-02-24 04:32:12,764 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:32:12,766 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 228 [2021-02-24 04:32:12,834 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:32:12,836 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 218 [2021-02-24 04:32:12,904 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:32:12,906 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 237 [2021-02-24 04:32:12,973 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:32:12,974 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 219 [2021-02-24 04:32:13,039 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:32:13,041 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 217 [2021-02-24 04:32:13,108 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:32:13,110 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 219 [2021-02-24 04:32:13,179 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:32:13,180 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 239 [2021-02-24 04:32:13,556 WARN L202 SmtUtils]: Spent 315.00 ms on a formula simplification. DAG size of input: 74 DAG size of output: 67 [2021-02-24 04:32:13,559 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:32:13,562 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 249 [2021-02-24 04:32:13,634 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:32:13,637 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 239 [2021-02-24 04:32:13,697 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:32:13,700 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 258 [2021-02-24 04:32:13,784 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:32:13,787 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 238 [2021-02-24 04:32:13,860 WARN L141 QuantifierPusher]: treesize reduction 193, result has 17.9 percent of original size [2021-02-24 04:32:13,863 WARN L147 QuantifierPusher]: treesize reduction 193, result has 17.9 percent of original size 42 [2021-02-24 04:32:13,945 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:32:13,947 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-02-24 04:32:14,004 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:32:14,007 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-02-24 04:32:14,051 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:32:14,051 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-24 04:32:14,052 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:32:14,052 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-02-24 04:32:14,053 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-02-24 04:32:14,121 WARN L141 QuantifierPusher]: treesize reduction -2, result has 107.1 percent of original size [2021-02-24 04:32:14,122 WARN L147 QuantifierPusher]: treesize reduction -2, result has 107.1 percent of original size 30 [2021-02-24 04:32:14,181 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:32:14,185 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-02-24 04:32:14,188 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:32:14,190 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 52 [2021-02-24 04:32:14,243 WARN L141 QuantifierPusher]: treesize reduction 8, result has 77.1 percent of original size [2021-02-24 04:32:14,243 WARN L147 QuantifierPusher]: treesize reduction 8, result has 77.1 percent of original size 27 [2021-02-24 04:32:14,285 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:32:14,286 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-02-24 04:32:14,353 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:32:14,355 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-02-24 04:32:14,421 WARN L141 QuantifierPusher]: treesize reduction 34, result has 2.9 percent of original size [2021-02-24 04:32:14,427 WARN L147 QuantifierPusher]: treesize reduction 34, result has 2.9 percent of original size 1 [2021-02-24 04:32:14,427 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1195042409] [2021-02-24 04:32:14,428 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-02-24 04:32:14,428 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [29] imperfect sequences [] total 29 [2021-02-24 04:32:14,428 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [385239153] [2021-02-24 04:32:14,428 INFO L460 AbstractCegarLoop]: Interpolant automaton has 29 states [2021-02-24 04:32:14,429 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-02-24 04:32:14,429 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2021-02-24 04:32:14,430 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=259, Invalid=733, Unknown=0, NotChecked=0, Total=992 [2021-02-24 04:32:14,430 INFO L87 Difference]: Start difference. First operand 1775 states and 2260 transitions. Second operand 29 states. [2021-02-24 04:32:14,889 WARN L202 SmtUtils]: Spent 185.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 92 [2021-02-24 04:32:15,099 WARN L202 SmtUtils]: Spent 184.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 94 [2021-02-24 04:32:15,344 WARN L202 SmtUtils]: Spent 218.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 92 [2021-02-24 04:32:15,629 WARN L202 SmtUtils]: Spent 252.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 97 [2021-02-24 04:32:15,899 WARN L202 SmtUtils]: Spent 237.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 97 [2021-02-24 04:32:16,180 WARN L202 SmtUtils]: Spent 250.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 99 [2021-02-24 04:32:16,486 WARN L202 SmtUtils]: Spent 260.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 110 [2021-02-24 04:32:16,625 WARN L202 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 41 [2021-02-24 04:32:17,020 WARN L202 SmtUtils]: Spent 347.00 ms on a formula simplification. DAG size of input: 123 DAG size of output: 116 [2021-02-24 04:32:17,191 WARN L202 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 50 [2021-02-24 04:32:17,626 WARN L202 SmtUtils]: Spent 384.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 125 [2021-02-24 04:32:18,184 WARN L202 SmtUtils]: Spent 358.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 131 [2021-02-24 04:32:18,788 WARN L202 SmtUtils]: Spent 459.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 132 [2021-02-24 04:32:18,948 WARN L202 SmtUtils]: Spent 127.00 ms on a formula simplification that was a NOOP. DAG size: 97 [2021-02-24 04:32:19,585 WARN L202 SmtUtils]: Spent 511.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 133 [2021-02-24 04:32:20,238 WARN L202 SmtUtils]: Spent 547.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 134 [2021-02-24 04:32:20,563 WARN L202 SmtUtils]: Spent 285.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 60 [2021-02-24 04:32:21,634 WARN L202 SmtUtils]: Spent 596.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 135 [2021-02-24 04:32:21,749 WARN L202 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 93 [2021-02-24 04:32:22,053 WARN L202 SmtUtils]: Spent 127.00 ms on a formula simplification that was a NOOP. DAG size: 97 [2021-02-24 04:32:23,179 WARN L202 SmtUtils]: Spent 127.00 ms on a formula simplification that was a NOOP. DAG size: 109 [2021-02-24 04:32:23,422 WARN L202 SmtUtils]: Spent 141.00 ms on a formula simplification that was a NOOP. DAG size: 111 [2021-02-24 04:32:23,687 WARN L202 SmtUtils]: Spent 163.00 ms on a formula simplification that was a NOOP. DAG size: 119 [2021-02-24 04:32:23,985 WARN L202 SmtUtils]: Spent 186.00 ms on a formula simplification that was a NOOP. DAG size: 123 [2021-02-24 04:32:24,332 WARN L202 SmtUtils]: Spent 202.00 ms on a formula simplification that was a NOOP. DAG size: 132 [2021-02-24 04:32:24,733 WARN L202 SmtUtils]: Spent 220.00 ms on a formula simplification that was a NOOP. DAG size: 138 [2021-02-24 04:32:25,130 WARN L202 SmtUtils]: Spent 243.00 ms on a formula simplification that was a NOOP. DAG size: 139 [2021-02-24 04:32:25,569 WARN L202 SmtUtils]: Spent 263.00 ms on a formula simplification that was a NOOP. DAG size: 140 [2021-02-24 04:32:25,981 WARN L202 SmtUtils]: Spent 290.00 ms on a formula simplification that was a NOOP. DAG size: 141 [2021-02-24 04:32:26,967 WARN L202 SmtUtils]: Spent 303.00 ms on a formula simplification that was a NOOP. DAG size: 142 [2021-02-24 04:32:33,896 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-02-24 04:32:33,896 INFO L93 Difference]: Finished difference Result 5371 states and 7156 transitions. [2021-02-24 04:32:33,897 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2021-02-24 04:32:33,897 INFO L78 Accepts]: Start accepts. Automaton has 29 states. Word has length 191 [2021-02-24 04:32:33,898 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-02-24 04:32:33,925 INFO L225 Difference]: With dead ends: 5371 [2021-02-24 04:32:33,926 INFO L226 Difference]: Without dead ends: 3626 [2021-02-24 04:32:33,938 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 91 GetRequests, 10 SyntacticMatches, 13 SemanticMatches, 68 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1559 ImplicationChecksByTransitivity, 13.2s TimeCoverageRelationStatistics Valid=1083, Invalid=3747, Unknown=0, NotChecked=0, Total=4830 [2021-02-24 04:32:33,943 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3626 states. [2021-02-24 04:32:34,714 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3626 to 2640. [2021-02-24 04:32:34,715 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2640 states. [2021-02-24 04:32:34,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2640 states to 2640 states and 3322 transitions. [2021-02-24 04:32:34,725 INFO L78 Accepts]: Start accepts. Automaton has 2640 states and 3322 transitions. Word has length 191 [2021-02-24 04:32:34,725 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-02-24 04:32:34,726 INFO L480 AbstractCegarLoop]: Abstraction has 2640 states and 3322 transitions. [2021-02-24 04:32:34,726 INFO L481 AbstractCegarLoop]: Interpolant automaton has 29 states. [2021-02-24 04:32:34,726 INFO L276 IsEmpty]: Start isEmpty. Operand 2640 states and 3322 transitions. [2021-02-24 04:32:34,737 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 210 [2021-02-24 04:32:34,737 INFO L414 BasicCegarLoop]: Found error trace [2021-02-24 04:32:34,738 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-02-24 04:32:34,738 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2021-02-24 04:32:34,738 INFO L428 AbstractCegarLoop]: === Iteration 5 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-02-24 04:32:34,739 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-24 04:32:34,739 INFO L82 PathProgramCache]: Analyzing trace with hash 1304535686, now seen corresponding path program 1 times [2021-02-24 04:32:34,739 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-02-24 04:32:34,740 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1079600234] [2021-02-24 04:32:34,740 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-24 04:32:34,773 WARN L141 QuantifierPusher]: treesize reduction 8, result has 87.1 percent of original size [2021-02-24 04:32:34,778 WARN L147 QuantifierPusher]: treesize reduction 8, result has 87.1 percent of original size 54 [2021-02-24 04:32:34,779 WARN L141 QuantifierPusher]: treesize reduction 8, result has 87.1 percent of original size [2021-02-24 04:32:34,783 WARN L147 QuantifierPusher]: treesize reduction 8, result has 87.1 percent of original size 54 [2021-02-24 04:32:34,810 WARN L141 QuantifierPusher]: treesize reduction 2, result has 93.8 percent of original size [2021-02-24 04:32:34,811 WARN L147 QuantifierPusher]: treesize reduction 2, result has 93.8 percent of original size 30 [2021-02-24 04:32:34,813 WARN L141 QuantifierPusher]: treesize reduction 4, result has 95.1 percent of original size [2021-02-24 04:32:34,814 INFO L723 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-02-24 04:32:34,816 INFO L730 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:32:34,816 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-24 04:32:34,817 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:32:34,819 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-02-24 04:32:34,820 WARN L147 QuantifierPusher]: treesize reduction 4, result has 95.1 percent of original size 77 [2021-02-24 04:32:34,821 WARN L141 QuantifierPusher]: treesize reduction 8, result has 87.1 percent of original size [2021-02-24 04:32:34,824 WARN L147 QuantifierPusher]: treesize reduction 8, result has 87.1 percent of original size 54 [2021-02-24 04:32:34,826 WARN L141 QuantifierPusher]: treesize reduction 8, result has 87.1 percent of original size [2021-02-24 04:32:34,829 WARN L147 QuantifierPusher]: treesize reduction 8, result has 87.1 percent of original size 54 [2021-02-24 04:32:34,860 WARN L141 QuantifierPusher]: treesize reduction 2, result has 93.8 percent of original size [2021-02-24 04:32:34,862 WARN L147 QuantifierPusher]: treesize reduction 2, result has 93.8 percent of original size 30 [2021-02-24 04:32:34,864 WARN L141 QuantifierPusher]: treesize reduction 4, result has 95.1 percent of original size [2021-02-24 04:32:34,865 INFO L723 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-02-24 04:32:34,868 INFO L730 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:32:34,868 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-24 04:32:34,869 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:32:34,872 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-02-24 04:32:34,873 WARN L147 QuantifierPusher]: treesize reduction 4, result has 95.1 percent of original size 77 [2021-02-24 04:32:34,875 WARN L141 QuantifierPusher]: treesize reduction 8, result has 87.1 percent of original size [2021-02-24 04:32:34,882 WARN L147 QuantifierPusher]: treesize reduction 8, result has 87.1 percent of original size 54 [2021-02-24 04:32:34,883 WARN L141 QuantifierPusher]: treesize reduction 8, result has 87.1 percent of original size [2021-02-24 04:32:34,886 WARN L147 QuantifierPusher]: treesize reduction 8, result has 87.1 percent of original size 54 [2021-02-24 04:32:34,920 WARN L141 QuantifierPusher]: treesize reduction 2, result has 93.8 percent of original size [2021-02-24 04:32:34,923 WARN L147 QuantifierPusher]: treesize reduction 2, result has 93.8 percent of original size 30 [2021-02-24 04:32:34,925 WARN L141 QuantifierPusher]: treesize reduction 4, result has 95.1 percent of original size [2021-02-24 04:32:34,926 INFO L723 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-02-24 04:32:34,928 INFO L730 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:32:34,929 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-24 04:32:34,934 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:32:34,936 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-02-24 04:32:34,937 WARN L147 QuantifierPusher]: treesize reduction 4, result has 95.1 percent of original size 77 [2021-02-24 04:32:34,938 WARN L141 QuantifierPusher]: treesize reduction 8, result has 87.1 percent of original size [2021-02-24 04:32:34,942 WARN L147 QuantifierPusher]: treesize reduction 8, result has 87.1 percent of original size 54 [2021-02-24 04:32:34,943 WARN L141 QuantifierPusher]: treesize reduction 8, result has 87.1 percent of original size [2021-02-24 04:32:34,949 WARN L147 QuantifierPusher]: treesize reduction 8, result has 87.1 percent of original size 54 [2021-02-24 04:32:34,984 WARN L141 QuantifierPusher]: treesize reduction 2, result has 93.8 percent of original size [2021-02-24 04:32:34,986 WARN L147 QuantifierPusher]: treesize reduction 2, result has 93.8 percent of original size 30 [2021-02-24 04:32:34,988 WARN L141 QuantifierPusher]: treesize reduction 4, result has 95.1 percent of original size [2021-02-24 04:32:34,989 INFO L723 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-02-24 04:32:34,990 INFO L730 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:32:34,990 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-24 04:32:34,991 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:32:34,996 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-02-24 04:32:34,997 WARN L147 QuantifierPusher]: treesize reduction 4, result has 95.1 percent of original size 77 [2021-02-24 04:32:35,000 WARN L141 QuantifierPusher]: treesize reduction 8, result has 87.1 percent of original size [2021-02-24 04:32:35,011 WARN L147 QuantifierPusher]: treesize reduction 8, result has 87.1 percent of original size 54 [2021-02-24 04:32:35,015 WARN L141 QuantifierPusher]: treesize reduction 8, result has 87.1 percent of original size [2021-02-24 04:32:35,018 WARN L147 QuantifierPusher]: treesize reduction 8, result has 87.1 percent of original size 54 [2021-02-24 04:32:35,051 WARN L141 QuantifierPusher]: treesize reduction 2, result has 93.8 percent of original size [2021-02-24 04:32:35,053 WARN L147 QuantifierPusher]: treesize reduction 2, result has 93.8 percent of original size 30 [2021-02-24 04:32:35,057 WARN L141 QuantifierPusher]: treesize reduction 4, result has 95.1 percent of original size [2021-02-24 04:32:35,058 INFO L723 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-02-24 04:32:35,061 INFO L730 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:32:35,061 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-24 04:32:35,062 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:32:35,065 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-02-24 04:32:35,066 WARN L147 QuantifierPusher]: treesize reduction 4, result has 95.1 percent of original size 77 [2021-02-24 04:32:35,069 WARN L141 QuantifierPusher]: treesize reduction 8, result has 87.1 percent of original size [2021-02-24 04:32:35,072 WARN L147 QuantifierPusher]: treesize reduction 8, result has 87.1 percent of original size 54 [2021-02-24 04:32:35,074 WARN L141 QuantifierPusher]: treesize reduction 8, result has 87.1 percent of original size [2021-02-24 04:32:35,077 WARN L147 QuantifierPusher]: treesize reduction 8, result has 87.1 percent of original size 54 [2021-02-24 04:32:35,105 WARN L141 QuantifierPusher]: treesize reduction 2, result has 93.8 percent of original size [2021-02-24 04:32:35,106 WARN L147 QuantifierPusher]: treesize reduction 2, result has 93.8 percent of original size 30 [2021-02-24 04:32:35,108 WARN L141 QuantifierPusher]: treesize reduction 4, result has 95.1 percent of original size [2021-02-24 04:32:35,109 INFO L723 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-02-24 04:32:35,110 INFO L730 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:32:35,111 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-24 04:32:35,112 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:32:35,114 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-02-24 04:32:35,115 WARN L147 QuantifierPusher]: treesize reduction 4, result has 95.1 percent of original size 77 [2021-02-24 04:32:35,116 WARN L141 QuantifierPusher]: treesize reduction 8, result has 87.1 percent of original size [2021-02-24 04:32:35,119 WARN L147 QuantifierPusher]: treesize reduction 8, result has 87.1 percent of original size 54 [2021-02-24 04:32:35,122 WARN L141 QuantifierPusher]: treesize reduction 8, result has 87.1 percent of original size [2021-02-24 04:32:35,125 WARN L147 QuantifierPusher]: treesize reduction 8, result has 87.1 percent of original size 54 [2021-02-24 04:32:35,152 WARN L141 QuantifierPusher]: treesize reduction 2, result has 93.8 percent of original size [2021-02-24 04:32:35,154 WARN L147 QuantifierPusher]: treesize reduction 2, result has 93.8 percent of original size 30 [2021-02-24 04:32:35,156 WARN L141 QuantifierPusher]: treesize reduction 7, result has 91.4 percent of original size [2021-02-24 04:32:35,157 INFO L723 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-02-24 04:32:35,158 INFO L730 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:32:35,158 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-24 04:32:35,159 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:32:35,161 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-02-24 04:32:35,162 WARN L147 QuantifierPusher]: treesize reduction 7, result has 91.4 percent of original size 74 [2021-02-24 04:32:35,165 WARN L141 QuantifierPusher]: treesize reduction 8, result has 87.1 percent of original size [2021-02-24 04:32:35,168 WARN L147 QuantifierPusher]: treesize reduction 8, result has 87.1 percent of original size 54 [2021-02-24 04:32:35,170 WARN L141 QuantifierPusher]: treesize reduction 8, result has 87.1 percent of original size [2021-02-24 04:32:35,173 WARN L147 QuantifierPusher]: treesize reduction 8, result has 87.1 percent of original size 54 [2021-02-24 04:32:35,200 WARN L141 QuantifierPusher]: treesize reduction 2, result has 93.8 percent of original size [2021-02-24 04:32:35,201 WARN L147 QuantifierPusher]: treesize reduction 2, result has 93.8 percent of original size 30 [2021-02-24 04:32:35,203 WARN L141 QuantifierPusher]: treesize reduction 7, result has 91.4 percent of original size [2021-02-24 04:32:35,205 INFO L723 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-02-24 04:32:35,206 INFO L730 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:32:35,206 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-24 04:32:35,207 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:32:35,209 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-02-24 04:32:35,210 WARN L147 QuantifierPusher]: treesize reduction 7, result has 91.4 percent of original size 74 [2021-02-24 04:32:35,211 WARN L141 QuantifierPusher]: treesize reduction 8, result has 87.1 percent of original size [2021-02-24 04:32:35,214 WARN L147 QuantifierPusher]: treesize reduction 8, result has 87.1 percent of original size 54 [2021-02-24 04:32:35,216 WARN L141 QuantifierPusher]: treesize reduction 8, result has 87.1 percent of original size [2021-02-24 04:32:35,220 WARN L147 QuantifierPusher]: treesize reduction 8, result has 87.1 percent of original size 54 [2021-02-24 04:32:35,256 WARN L141 QuantifierPusher]: treesize reduction 2, result has 93.8 percent of original size [2021-02-24 04:32:35,257 WARN L147 QuantifierPusher]: treesize reduction 2, result has 93.8 percent of original size 30 [2021-02-24 04:32:35,260 WARN L141 QuantifierPusher]: treesize reduction 7, result has 91.4 percent of original size [2021-02-24 04:32:35,261 INFO L723 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-02-24 04:32:35,262 INFO L730 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:32:35,263 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-24 04:32:35,263 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:32:35,265 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-02-24 04:32:35,266 WARN L147 QuantifierPusher]: treesize reduction 7, result has 91.4 percent of original size 74 [2021-02-24 04:32:35,267 WARN L141 QuantifierPusher]: treesize reduction 8, result has 87.1 percent of original size [2021-02-24 04:32:35,269 WARN L147 QuantifierPusher]: treesize reduction 8, result has 87.1 percent of original size 54 [2021-02-24 04:32:35,272 WARN L141 QuantifierPusher]: treesize reduction 8, result has 87.1 percent of original size [2021-02-24 04:32:35,275 WARN L147 QuantifierPusher]: treesize reduction 8, result has 87.1 percent of original size 54 [2021-02-24 04:32:35,309 WARN L141 QuantifierPusher]: treesize reduction 2, result has 93.8 percent of original size [2021-02-24 04:32:35,311 WARN L147 QuantifierPusher]: treesize reduction 2, result has 93.8 percent of original size 30 [2021-02-24 04:32:35,313 WARN L141 QuantifierPusher]: treesize reduction 7, result has 91.4 percent of original size [2021-02-24 04:32:35,315 INFO L723 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-02-24 04:32:35,316 INFO L730 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:32:35,316 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-24 04:32:35,317 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:32:35,324 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-02-24 04:32:35,325 WARN L147 QuantifierPusher]: treesize reduction 7, result has 91.4 percent of original size 74 [2021-02-24 04:32:35,325 INFO L206 tedInterpolationCore]: Starting analysis with loop acceleration approximation UNDERAPPROXIMATION [2021-02-24 04:32:35,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 04:32:35,457 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:32:35,457 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 04:32:35,460 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:32:35,461 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 04:32:35,461 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:32:35,462 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 04:32:35,462 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:32:35,463 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-24 04:32:35,470 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:32:35,471 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-24 04:32:35,472 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:32:35,472 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-24 04:32:35,474 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:32:35,474 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-24 04:32:35,475 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:32:35,475 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-24 04:32:35,476 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:32:35,476 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-24 04:32:35,477 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:32:35,477 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-24 04:32:35,478 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:32:35,478 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-24 04:32:35,479 WARN L141 QuantifierPusher]: treesize reduction 17, result has 39.3 percent of original size [2021-02-24 04:32:35,480 WARN L147 QuantifierPusher]: treesize reduction 17, result has 39.3 percent of original size 11 [2021-02-24 04:32:35,489 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:32:35,490 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-02-24 04:32:35,491 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:32:35,491 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-02-24 04:32:35,505 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:32:35,505 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 04:32:35,579 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-24 04:32:35,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 04:32:35,592 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:32:35,593 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 04:32:35,593 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:32:35,594 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-02-24 04:32:35,716 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-02-24 04:32:35,718 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:32:35,719 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 52 [2021-02-24 04:32:35,721 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:32:35,721 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-24 04:32:35,722 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:32:35,723 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 55 [2021-02-24 04:32:35,724 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 56 [2021-02-24 04:32:35,725 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:32:35,725 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-24 04:32:35,726 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:32:35,727 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 55 [2021-02-24 04:32:35,728 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 56 [2021-02-24 04:32:35,729 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:32:35,729 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-24 04:32:35,730 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:32:35,731 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 55 [2021-02-24 04:32:35,732 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 56 [2021-02-24 04:32:35,733 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:32:35,733 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-24 04:32:35,734 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:32:35,735 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 55 [2021-02-24 04:32:35,735 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 56 [2021-02-24 04:32:35,737 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:32:35,737 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-24 04:32:35,738 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:32:35,739 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 55 [2021-02-24 04:32:35,740 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 56 [2021-02-24 04:32:35,741 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:32:35,741 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-24 04:32:35,742 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:32:35,742 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 52 [2021-02-24 04:32:35,743 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 53 [2021-02-24 04:32:35,782 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:32:35,782 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 04:32:35,783 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:32:35,783 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 04:32:35,784 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:32:35,784 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-02-24 04:32:35,798 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:32:35,799 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-02-24 04:32:35,816 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:32:35,817 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-02-24 04:32:35,833 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:32:35,834 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-02-24 04:32:35,876 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:32:35,878 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 54 [2021-02-24 04:32:35,941 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:32:35,942 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-02-24 04:32:35,968 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:32:35,969 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-02-24 04:32:35,997 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:32:35,998 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 52 [2021-02-24 04:32:36,074 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:32:36,076 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 40 [2021-02-24 04:32:36,116 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:32:36,117 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-24 04:32:36,118 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:32:36,118 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-02-24 04:32:36,119 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-02-24 04:32:36,761 WARN L202 SmtUtils]: Spent 619.00 ms on a formula simplification that was a NOOP. DAG size: 23 [2021-02-24 04:32:36,762 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:32:36,763 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-24 04:32:36,763 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:32:36,764 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-02-24 04:32:36,780 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-02-24 04:32:37,487 WARN L202 SmtUtils]: Spent 678.00 ms on a formula simplification that was a NOOP. DAG size: 25 [2021-02-24 04:32:37,488 WARN L141 QuantifierPusher]: treesize reduction -2, result has 106.1 percent of original size [2021-02-24 04:32:37,489 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-24 04:32:37,490 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:32:37,491 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-02-24 04:32:37,492 WARN L147 QuantifierPusher]: treesize reduction -2, result has 106.1 percent of original size 35 [2021-02-24 04:32:37,574 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:32:37,575 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-02-24 04:32:37,577 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:32:37,578 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 52 [2021-02-24 04:32:37,625 WARN L141 QuantifierPusher]: treesize reduction 8, result has 77.1 percent of original size [2021-02-24 04:32:37,626 WARN L147 QuantifierPusher]: treesize reduction 8, result has 77.1 percent of original size 27 [2021-02-24 04:32:37,627 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:32:37,628 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-02-24 04:32:37,679 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:32:37,681 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-02-24 04:32:37,723 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:32:37,724 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-02-24 04:32:37,725 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:32:37,726 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-02-24 04:32:37,762 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:32:37,763 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-02-24 04:32:37,809 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:32:37,810 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-02-24 04:32:37,858 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:32:37,862 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 36 [2021-02-24 04:32:37,923 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:32:37,924 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 48 [2021-02-24 04:32:38,027 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:32:38,029 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 74 [2021-02-24 04:32:38,104 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:32:38,110 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 44 [2021-02-24 04:32:38,168 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:32:38,169 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2021-02-24 04:32:38,230 WARN L141 QuantifierPusher]: treesize reduction 38, result has 53.1 percent of original size [2021-02-24 04:32:38,231 WARN L147 QuantifierPusher]: treesize reduction 38, result has 53.1 percent of original size 43 [2021-02-24 04:32:38,232 WARN L141 QuantifierPusher]: treesize reduction 27, result has 61.4 percent of original size [2021-02-24 04:32:38,233 WARN L147 QuantifierPusher]: treesize reduction 27, result has 61.4 percent of original size 43 [2021-02-24 04:32:38,234 WARN L141 QuantifierPusher]: treesize reduction 25, result has 63.2 percent of original size [2021-02-24 04:32:38,235 WARN L147 QuantifierPusher]: treesize reduction 25, result has 63.2 percent of original size 43 [2021-02-24 04:32:38,236 WARN L141 QuantifierPusher]: treesize reduction 26, result has 62.3 percent of original size [2021-02-24 04:32:38,237 WARN L147 QuantifierPusher]: treesize reduction 26, result has 62.3 percent of original size 43 [2021-02-24 04:32:38,238 WARN L141 QuantifierPusher]: treesize reduction 24, result has 64.2 percent of original size [2021-02-24 04:32:38,239 WARN L147 QuantifierPusher]: treesize reduction 24, result has 64.2 percent of original size 43 [2021-02-24 04:32:38,240 WARN L141 QuantifierPusher]: treesize reduction 27, result has 61.4 percent of original size [2021-02-24 04:32:38,241 WARN L147 QuantifierPusher]: treesize reduction 27, result has 61.4 percent of original size 43 [2021-02-24 04:32:38,242 WARN L141 QuantifierPusher]: treesize reduction 46, result has 48.3 percent of original size [2021-02-24 04:32:38,243 WARN L147 QuantifierPusher]: treesize reduction 46, result has 48.3 percent of original size 43 [2021-02-24 04:32:38,244 WARN L141 QuantifierPusher]: treesize reduction 48, result has 47.3 percent of original size [2021-02-24 04:32:38,245 WARN L147 QuantifierPusher]: treesize reduction 48, result has 47.3 percent of original size 43 [2021-02-24 04:32:38,246 WARN L141 QuantifierPusher]: treesize reduction 38, result has 53.1 percent of original size [2021-02-24 04:32:38,247 WARN L147 QuantifierPusher]: treesize reduction 38, result has 53.1 percent of original size 43 [2021-02-24 04:32:38,248 WARN L141 QuantifierPusher]: treesize reduction 37, result has 53.8 percent of original size [2021-02-24 04:32:38,249 WARN L147 QuantifierPusher]: treesize reduction 37, result has 53.8 percent of original size 43 [2021-02-24 04:32:38,250 WARN L141 QuantifierPusher]: treesize reduction 27, result has 61.4 percent of original size [2021-02-24 04:32:38,251 WARN L147 QuantifierPusher]: treesize reduction 27, result has 61.4 percent of original size 43 [2021-02-24 04:32:38,252 WARN L141 QuantifierPusher]: treesize reduction 46, result has 48.3 percent of original size [2021-02-24 04:32:38,253 WARN L147 QuantifierPusher]: treesize reduction 46, result has 48.3 percent of original size 43 [2021-02-24 04:32:38,254 WARN L141 QuantifierPusher]: treesize reduction 28, result has 60.6 percent of original size [2021-02-24 04:32:38,255 WARN L147 QuantifierPusher]: treesize reduction 28, result has 60.6 percent of original size 43 [2021-02-24 04:32:38,256 WARN L141 QuantifierPusher]: treesize reduction 26, result has 62.3 percent of original size [2021-02-24 04:32:38,257 WARN L147 QuantifierPusher]: treesize reduction 26, result has 62.3 percent of original size 43 [2021-02-24 04:32:38,259 WARN L141 QuantifierPusher]: treesize reduction 28, result has 60.6 percent of original size [2021-02-24 04:32:38,259 WARN L147 QuantifierPusher]: treesize reduction 28, result has 60.6 percent of original size 43 [2021-02-24 04:32:38,261 WARN L141 QuantifierPusher]: treesize reduction 48, result has 47.3 percent of original size [2021-02-24 04:32:38,262 WARN L147 QuantifierPusher]: treesize reduction 48, result has 47.3 percent of original size 43 [2021-02-24 04:32:38,263 WARN L141 QuantifierPusher]: treesize reduction 37, result has 53.8 percent of original size [2021-02-24 04:32:38,264 WARN L147 QuantifierPusher]: treesize reduction 37, result has 53.8 percent of original size 43 [2021-02-24 04:32:38,265 WARN L141 QuantifierPusher]: treesize reduction 27, result has 61.4 percent of original size [2021-02-24 04:32:38,266 WARN L147 QuantifierPusher]: treesize reduction 27, result has 61.4 percent of original size 43 [2021-02-24 04:32:38,267 WARN L141 QuantifierPusher]: treesize reduction 46, result has 48.3 percent of original size [2021-02-24 04:32:38,267 WARN L147 QuantifierPusher]: treesize reduction 46, result has 48.3 percent of original size 43 [2021-02-24 04:32:38,269 WARN L141 QuantifierPusher]: treesize reduction 26, result has 62.3 percent of original size [2021-02-24 04:32:38,270 WARN L147 QuantifierPusher]: treesize reduction 26, result has 62.3 percent of original size 43 [2021-02-24 04:32:38,271 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:32:38,271 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 04:32:38,272 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:32:38,273 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 04:32:38,273 WARN L141 QuantifierPusher]: treesize reduction 39, result has 2.5 percent of original size [2021-02-24 04:32:38,274 WARN L147 QuantifierPusher]: treesize reduction 39, result has 2.5 percent of original size 1 [2021-02-24 04:32:38,274 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1079600234] [2021-02-24 04:32:38,274 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-02-24 04:32:38,274 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [27] imperfect sequences [] total 27 [2021-02-24 04:32:38,275 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1239681410] [2021-02-24 04:32:38,275 INFO L460 AbstractCegarLoop]: Interpolant automaton has 27 states [2021-02-24 04:32:38,275 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-02-24 04:32:38,276 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2021-02-24 04:32:38,277 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=207, Invalid=663, Unknown=0, NotChecked=0, Total=870 [2021-02-24 04:32:38,277 INFO L87 Difference]: Start difference. First operand 2640 states and 3322 transitions. Second operand 27 states. [2021-02-24 04:32:38,728 WARN L202 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 93 [2021-02-24 04:32:38,851 WARN L202 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 91 [2021-02-24 04:32:38,989 WARN L202 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 95 [2021-02-24 04:32:39,123 WARN L202 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 95 [2021-02-24 04:32:39,271 WARN L202 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 97 [2021-02-24 04:32:39,445 WARN L202 SmtUtils]: Spent 144.00 ms on a formula simplification that was a NOOP. DAG size: 102 [2021-02-24 04:32:40,064 WARN L202 SmtUtils]: Spent 165.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2021-02-24 04:32:40,256 WARN L202 SmtUtils]: Spent 144.00 ms on a formula simplification that was a NOOP. DAG size: 108 [2021-02-24 04:32:40,863 WARN L202 SmtUtils]: Spent 123.00 ms on a formula simplification that was a NOOP. DAG size: 96 [2021-02-24 04:32:42,144 WARN L202 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 97 [2021-02-24 04:32:48,113 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-02-24 04:32:48,113 INFO L93 Difference]: Finished difference Result 6080 states and 7954 transitions. [2021-02-24 04:32:48,114 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2021-02-24 04:32:48,114 INFO L78 Accepts]: Start accepts. Automaton has 27 states. Word has length 209 [2021-02-24 04:32:48,114 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-02-24 04:32:48,141 INFO L225 Difference]: With dead ends: 6080 [2021-02-24 04:32:48,141 INFO L226 Difference]: Without dead ends: 3367 [2021-02-24 04:32:48,153 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 94 GetRequests, 51 SyntacticMatches, 0 SemanticMatches, 43 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 710 ImplicationChecksByTransitivity, 4.3s TimeCoverageRelationStatistics Valid=426, Invalid=1554, Unknown=0, NotChecked=0, Total=1980 [2021-02-24 04:32:48,158 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3367 states. [2021-02-24 04:32:49,109 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3367 to 2636. [2021-02-24 04:32:49,109 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2636 states. [2021-02-24 04:32:49,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2636 states to 2636 states and 3323 transitions. [2021-02-24 04:32:49,132 INFO L78 Accepts]: Start accepts. Automaton has 2636 states and 3323 transitions. Word has length 209 [2021-02-24 04:32:49,132 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-02-24 04:32:49,132 INFO L480 AbstractCegarLoop]: Abstraction has 2636 states and 3323 transitions. [2021-02-24 04:32:49,132 INFO L481 AbstractCegarLoop]: Interpolant automaton has 27 states. [2021-02-24 04:32:49,133 INFO L276 IsEmpty]: Start isEmpty. Operand 2636 states and 3323 transitions. [2021-02-24 04:32:49,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 211 [2021-02-24 04:32:49,146 INFO L414 BasicCegarLoop]: Found error trace [2021-02-24 04:32:49,146 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-02-24 04:32:49,146 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable24 [2021-02-24 04:32:49,147 INFO L428 AbstractCegarLoop]: === Iteration 6 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-02-24 04:32:49,147 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-24 04:32:49,147 INFO L82 PathProgramCache]: Analyzing trace with hash -248891616, now seen corresponding path program 1 times [2021-02-24 04:32:49,147 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-02-24 04:32:49,148 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [541766385] [2021-02-24 04:32:49,148 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-24 04:32:49,185 WARN L141 QuantifierPusher]: treesize reduction 8, result has 86.0 percent of original size [2021-02-24 04:32:49,190 WARN L147 QuantifierPusher]: treesize reduction 8, result has 86.0 percent of original size 49 [2021-02-24 04:32:49,192 WARN L141 QuantifierPusher]: treesize reduction 8, result has 86.0 percent of original size [2021-02-24 04:32:49,196 WARN L147 QuantifierPusher]: treesize reduction 8, result has 86.0 percent of original size 49 [2021-02-24 04:32:49,223 WARN L141 QuantifierPusher]: treesize reduction 2, result has 93.1 percent of original size [2021-02-24 04:32:49,225 WARN L147 QuantifierPusher]: treesize reduction 2, result has 93.1 percent of original size 27 [2021-02-24 04:32:49,227 WARN L141 QuantifierPusher]: treesize reduction 9, result has 88.0 percent of original size [2021-02-24 04:32:49,229 INFO L723 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-02-24 04:32:49,231 INFO L730 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:32:49,231 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-24 04:32:49,232 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:32:49,234 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 32 [2021-02-24 04:32:49,235 WARN L147 QuantifierPusher]: treesize reduction 9, result has 88.0 percent of original size 66 [2021-02-24 04:32:49,237 WARN L141 QuantifierPusher]: treesize reduction 8, result has 87.1 percent of original size [2021-02-24 04:32:49,242 WARN L147 QuantifierPusher]: treesize reduction 8, result has 87.1 percent of original size 54 [2021-02-24 04:32:49,244 WARN L141 QuantifierPusher]: treesize reduction 8, result has 87.1 percent of original size [2021-02-24 04:32:49,247 WARN L147 QuantifierPusher]: treesize reduction 8, result has 87.1 percent of original size 54 [2021-02-24 04:32:49,279 WARN L141 QuantifierPusher]: treesize reduction 2, result has 93.8 percent of original size [2021-02-24 04:32:49,281 WARN L147 QuantifierPusher]: treesize reduction 2, result has 93.8 percent of original size 30 [2021-02-24 04:32:49,284 WARN L141 QuantifierPusher]: treesize reduction 4, result has 95.1 percent of original size [2021-02-24 04:32:49,286 INFO L723 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-02-24 04:32:49,287 INFO L730 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:32:49,287 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-24 04:32:49,288 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:32:49,297 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-02-24 04:32:49,298 WARN L147 QuantifierPusher]: treesize reduction 4, result has 95.1 percent of original size 77 [2021-02-24 04:32:49,299 WARN L141 QuantifierPusher]: treesize reduction 8, result has 87.1 percent of original size [2021-02-24 04:32:49,303 WARN L147 QuantifierPusher]: treesize reduction 8, result has 87.1 percent of original size 54 [2021-02-24 04:32:49,306 WARN L141 QuantifierPusher]: treesize reduction 8, result has 87.1 percent of original size [2021-02-24 04:32:49,309 WARN L147 QuantifierPusher]: treesize reduction 8, result has 87.1 percent of original size 54 [2021-02-24 04:32:49,338 WARN L141 QuantifierPusher]: treesize reduction 2, result has 93.8 percent of original size [2021-02-24 04:32:49,339 WARN L147 QuantifierPusher]: treesize reduction 2, result has 93.8 percent of original size 30 [2021-02-24 04:32:49,342 WARN L141 QuantifierPusher]: treesize reduction 4, result has 95.1 percent of original size [2021-02-24 04:32:49,343 INFO L723 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-02-24 04:32:49,344 INFO L730 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:32:49,344 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-24 04:32:49,345 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:32:49,347 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-02-24 04:32:49,348 WARN L147 QuantifierPusher]: treesize reduction 4, result has 95.1 percent of original size 77 [2021-02-24 04:32:49,350 WARN L141 QuantifierPusher]: treesize reduction 8, result has 87.1 percent of original size [2021-02-24 04:32:49,353 WARN L147 QuantifierPusher]: treesize reduction 8, result has 87.1 percent of original size 54 [2021-02-24 04:32:49,355 WARN L141 QuantifierPusher]: treesize reduction 8, result has 87.1 percent of original size [2021-02-24 04:32:49,358 WARN L147 QuantifierPusher]: treesize reduction 8, result has 87.1 percent of original size 54 [2021-02-24 04:32:49,396 WARN L141 QuantifierPusher]: treesize reduction 2, result has 93.8 percent of original size [2021-02-24 04:32:49,404 WARN L147 QuantifierPusher]: treesize reduction 2, result has 93.8 percent of original size 30 [2021-02-24 04:32:49,406 WARN L141 QuantifierPusher]: treesize reduction 4, result has 95.1 percent of original size [2021-02-24 04:32:49,407 INFO L723 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-02-24 04:32:49,408 INFO L730 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:32:49,408 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-24 04:32:49,409 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:32:49,410 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-02-24 04:32:49,411 WARN L147 QuantifierPusher]: treesize reduction 4, result has 95.1 percent of original size 77 [2021-02-24 04:32:49,413 WARN L141 QuantifierPusher]: treesize reduction 8, result has 87.1 percent of original size [2021-02-24 04:32:49,415 WARN L147 QuantifierPusher]: treesize reduction 8, result has 87.1 percent of original size 54 [2021-02-24 04:32:49,419 WARN L141 QuantifierPusher]: treesize reduction 8, result has 87.1 percent of original size [2021-02-24 04:32:49,422 WARN L147 QuantifierPusher]: treesize reduction 8, result has 87.1 percent of original size 54 [2021-02-24 04:32:49,459 WARN L141 QuantifierPusher]: treesize reduction 2, result has 93.8 percent of original size [2021-02-24 04:32:49,461 WARN L147 QuantifierPusher]: treesize reduction 2, result has 93.8 percent of original size 30 [2021-02-24 04:32:49,463 WARN L141 QuantifierPusher]: treesize reduction 4, result has 95.1 percent of original size [2021-02-24 04:32:49,464 INFO L723 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-02-24 04:32:49,466 INFO L730 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:32:49,466 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-24 04:32:49,467 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:32:49,468 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-02-24 04:32:49,469 WARN L147 QuantifierPusher]: treesize reduction 4, result has 95.1 percent of original size 77 [2021-02-24 04:32:49,470 INFO L206 tedInterpolationCore]: Starting analysis with loop acceleration approximation UNDERAPPROXIMATION [2021-02-24 04:32:49,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 04:32:49,563 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:32:49,563 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 04:32:49,566 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:32:49,567 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 04:32:49,567 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:32:49,568 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 04:32:49,568 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:32:49,569 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-24 04:32:49,575 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:32:49,576 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-24 04:32:49,576 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:32:49,577 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-24 04:32:49,577 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:32:49,578 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-24 04:32:49,578 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:32:49,579 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-24 04:32:49,579 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:32:49,580 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 04:32:49,651 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-24 04:32:49,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 04:32:49,665 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:32:49,665 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 04:32:49,666 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:32:49,666 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-02-24 04:32:49,734 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-02-24 04:32:49,736 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:32:49,737 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 44 [2021-02-24 04:32:49,739 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:32:49,739 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-24 04:32:49,740 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:32:49,740 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 55 [2021-02-24 04:32:49,741 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 56 [2021-02-24 04:32:49,742 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:32:49,743 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-24 04:32:49,743 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:32:49,744 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 55 [2021-02-24 04:32:49,745 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 56 [2021-02-24 04:32:49,746 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:32:49,747 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-24 04:32:49,747 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:32:49,748 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 55 [2021-02-24 04:32:49,749 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 56 [2021-02-24 04:32:49,771 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:32:49,771 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 04:32:49,772 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:32:49,772 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 04:32:49,773 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:32:49,773 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-02-24 04:32:49,785 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:32:49,785 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-02-24 04:32:49,800 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:32:49,801 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-02-24 04:32:49,815 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:32:49,816 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-02-24 04:32:49,857 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:32:49,859 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 54 [2021-02-24 04:32:49,897 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:32:49,898 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-02-24 04:32:49,925 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:32:49,926 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-02-24 04:32:49,956 WARN L141 QuantifierPusher]: treesize reduction 4, result has 93.4 percent of original size [2021-02-24 04:32:49,957 WARN L147 QuantifierPusher]: treesize reduction 4, result has 93.4 percent of original size 57 [2021-02-24 04:32:50,020 WARN L141 QuantifierPusher]: treesize reduction 4, result has 95.2 percent of original size [2021-02-24 04:32:50,021 WARN L147 QuantifierPusher]: treesize reduction 4, result has 95.2 percent of original size 80 [2021-02-24 04:32:50,104 WARN L141 QuantifierPusher]: treesize reduction 57, result has 40.0 percent of original size [2021-02-24 04:32:50,105 WARN L147 QuantifierPusher]: treesize reduction 57, result has 40.0 percent of original size 38 [2021-02-24 04:32:50,156 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:32:50,157 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-02-24 04:32:50,192 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:32:50,193 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-02-24 04:32:50,233 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:32:50,234 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-02-24 04:32:50,279 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:32:50,280 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-02-24 04:32:50,281 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:32:50,282 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 50 [2021-02-24 04:32:50,319 WARN L141 QuantifierPusher]: treesize reduction 8, result has 75.8 percent of original size [2021-02-24 04:32:50,320 WARN L147 QuantifierPusher]: treesize reduction 8, result has 75.8 percent of original size 25 [2021-02-24 04:32:50,320 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:32:50,321 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-02-24 04:32:50,364 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:32:50,365 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-02-24 04:32:50,407 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:32:50,407 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 25 [2021-02-24 04:32:50,408 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:32:50,409 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-02-24 04:32:50,447 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:32:50,448 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-02-24 04:32:50,505 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:32:50,507 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 33 [2021-02-24 04:32:50,581 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:32:50,582 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-02-24 04:32:50,646 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:32:50,648 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 46 [2021-02-24 04:32:50,779 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:32:50,784 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 72 [2021-02-24 04:32:50,863 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:32:50,864 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 42 [2021-02-24 04:32:50,927 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:32:50,928 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 41 [2021-02-24 04:32:50,992 WARN L141 QuantifierPusher]: treesize reduction 38, result has 51.9 percent of original size [2021-02-24 04:32:50,993 WARN L147 QuantifierPusher]: treesize reduction 38, result has 51.9 percent of original size 41 [2021-02-24 04:32:50,994 WARN L141 QuantifierPusher]: treesize reduction 27, result has 60.3 percent of original size [2021-02-24 04:32:50,995 WARN L147 QuantifierPusher]: treesize reduction 27, result has 60.3 percent of original size 41 [2021-02-24 04:32:50,996 WARN L141 QuantifierPusher]: treesize reduction 25, result has 62.1 percent of original size [2021-02-24 04:32:50,997 WARN L147 QuantifierPusher]: treesize reduction 25, result has 62.1 percent of original size 41 [2021-02-24 04:32:50,998 WARN L141 QuantifierPusher]: treesize reduction 26, result has 61.2 percent of original size [2021-02-24 04:32:50,998 WARN L147 QuantifierPusher]: treesize reduction 26, result has 61.2 percent of original size 41 [2021-02-24 04:32:50,999 WARN L141 QuantifierPusher]: treesize reduction 24, result has 63.1 percent of original size [2021-02-24 04:32:51,000 WARN L147 QuantifierPusher]: treesize reduction 24, result has 63.1 percent of original size 41 [2021-02-24 04:32:51,001 WARN L141 QuantifierPusher]: treesize reduction 27, result has 60.3 percent of original size [2021-02-24 04:32:51,002 WARN L147 QuantifierPusher]: treesize reduction 27, result has 60.3 percent of original size 41 [2021-02-24 04:32:51,003 WARN L141 QuantifierPusher]: treesize reduction 46, result has 47.1 percent of original size [2021-02-24 04:32:51,004 WARN L147 QuantifierPusher]: treesize reduction 46, result has 47.1 percent of original size 41 [2021-02-24 04:32:51,005 WARN L141 QuantifierPusher]: treesize reduction 44, result has 50.6 percent of original size [2021-02-24 04:32:51,006 WARN L147 QuantifierPusher]: treesize reduction 44, result has 50.6 percent of original size 45 [2021-02-24 04:32:51,097 WARN L141 QuantifierPusher]: treesize reduction 38, result has 50.0 percent of original size [2021-02-24 04:32:51,098 WARN L147 QuantifierPusher]: treesize reduction 38, result has 50.0 percent of original size 38 [2021-02-24 04:32:51,099 WARN L141 QuantifierPusher]: treesize reduction 37, result has 50.7 percent of original size [2021-02-24 04:32:51,100 WARN L147 QuantifierPusher]: treesize reduction 37, result has 50.7 percent of original size 38 [2021-02-24 04:32:51,101 WARN L141 QuantifierPusher]: treesize reduction 27, result has 58.5 percent of original size [2021-02-24 04:32:51,102 WARN L147 QuantifierPusher]: treesize reduction 27, result has 58.5 percent of original size 38 [2021-02-24 04:32:51,103 WARN L141 QuantifierPusher]: treesize reduction 46, result has 45.2 percent of original size [2021-02-24 04:32:51,104 WARN L147 QuantifierPusher]: treesize reduction 46, result has 45.2 percent of original size 38 [2021-02-24 04:32:51,105 WARN L141 QuantifierPusher]: treesize reduction 28, result has 57.6 percent of original size [2021-02-24 04:32:51,105 WARN L147 QuantifierPusher]: treesize reduction 28, result has 57.6 percent of original size 38 [2021-02-24 04:32:51,107 WARN L141 QuantifierPusher]: treesize reduction 26, result has 59.4 percent of original size [2021-02-24 04:32:51,107 WARN L147 QuantifierPusher]: treesize reduction 26, result has 59.4 percent of original size 38 [2021-02-24 04:32:51,108 WARN L141 QuantifierPusher]: treesize reduction 28, result has 57.6 percent of original size [2021-02-24 04:32:51,109 WARN L147 QuantifierPusher]: treesize reduction 28, result has 57.6 percent of original size 38 [2021-02-24 04:32:51,111 WARN L141 QuantifierPusher]: treesize reduction 44, result has 48.8 percent of original size [2021-02-24 04:32:51,112 WARN L147 QuantifierPusher]: treesize reduction 44, result has 48.8 percent of original size 42 [2021-02-24 04:32:51,228 WARN L141 QuantifierPusher]: treesize reduction 37, result has 48.6 percent of original size [2021-02-24 04:32:51,229 WARN L147 QuantifierPusher]: treesize reduction 37, result has 48.6 percent of original size 35 [2021-02-24 04:32:51,230 WARN L141 QuantifierPusher]: treesize reduction 27, result has 56.5 percent of original size [2021-02-24 04:32:51,231 WARN L147 QuantifierPusher]: treesize reduction 27, result has 56.5 percent of original size 35 [2021-02-24 04:32:51,233 WARN L141 QuantifierPusher]: treesize reduction 46, result has 43.2 percent of original size [2021-02-24 04:32:51,233 WARN L147 QuantifierPusher]: treesize reduction 46, result has 43.2 percent of original size 35 [2021-02-24 04:32:51,234 WARN L141 QuantifierPusher]: treesize reduction 26, result has 57.4 percent of original size [2021-02-24 04:32:51,235 WARN L147 QuantifierPusher]: treesize reduction 26, result has 57.4 percent of original size 35 [2021-02-24 04:32:51,236 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:32:51,236 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 04:32:51,237 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:32:51,238 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 04:32:51,239 WARN L141 QuantifierPusher]: treesize reduction 26, result has 3.7 percent of original size [2021-02-24 04:32:51,239 WARN L147 QuantifierPusher]: treesize reduction 26, result has 3.7 percent of original size 1 [2021-02-24 04:32:51,240 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [541766385] [2021-02-24 04:32:51,240 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-02-24 04:32:51,240 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [29] imperfect sequences [] total 29 [2021-02-24 04:32:51,240 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1056636269] [2021-02-24 04:32:51,241 INFO L460 AbstractCegarLoop]: Interpolant automaton has 29 states [2021-02-24 04:32:51,241 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-02-24 04:32:51,242 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2021-02-24 04:32:51,242 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=194, Invalid=736, Unknown=0, NotChecked=0, Total=930 [2021-02-24 04:32:51,242 INFO L87 Difference]: Start difference. First operand 2636 states and 3323 transitions. Second operand 29 states. [2021-02-24 04:32:51,717 WARN L202 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 93 [2021-02-24 04:32:51,841 WARN L202 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 91 [2021-02-24 04:32:51,980 WARN L202 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 95 [2021-02-24 04:32:52,115 WARN L202 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 95 [2021-02-24 04:32:52,257 WARN L202 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 97 [2021-02-24 04:32:52,442 WARN L202 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 116 [2021-02-24 04:32:52,667 WARN L202 SmtUtils]: Spent 183.00 ms on a formula simplification that was a NOOP. DAG size: 122 [2021-02-24 04:32:52,831 WARN L202 SmtUtils]: Spent 124.00 ms on a formula simplification that was a NOOP. DAG size: 94 [2021-02-24 04:32:53,387 WARN L202 SmtUtils]: Spent 148.00 ms on a formula simplification that was a NOOP. DAG size: 105 [2021-02-24 04:32:53,592 WARN L202 SmtUtils]: Spent 154.00 ms on a formula simplification that was a NOOP. DAG size: 107 [2021-02-24 04:32:53,991 WARN L202 SmtUtils]: Spent 150.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2021-02-24 04:32:54,570 WARN L202 SmtUtils]: Spent 169.00 ms on a formula simplification that was a NOOP. DAG size: 104 [2021-02-24 04:32:56,959 WARN L202 SmtUtils]: Spent 274.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 99 [2021-02-24 04:33:01,197 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-02-24 04:33:01,197 INFO L93 Difference]: Finished difference Result 6117 states and 7851 transitions. [2021-02-24 04:33:01,198 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2021-02-24 04:33:01,198 INFO L78 Accepts]: Start accepts. Automaton has 29 states. Word has length 210 [2021-02-24 04:33:01,198 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-02-24 04:33:01,221 INFO L225 Difference]: With dead ends: 6117 [2021-02-24 04:33:01,221 INFO L226 Difference]: Without dead ends: 3511 [2021-02-24 04:33:01,233 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 89 GetRequests, 44 SyntacticMatches, 0 SemanticMatches, 45 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 641 ImplicationChecksByTransitivity, 3.9s TimeCoverageRelationStatistics Valid=417, Invalid=1745, Unknown=0, NotChecked=0, Total=2162 [2021-02-24 04:33:01,238 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3511 states. [2021-02-24 04:33:02,460 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3511 to 3378. [2021-02-24 04:33:02,460 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3378 states. [2021-02-24 04:33:02,469 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3378 states to 3378 states and 4275 transitions. [2021-02-24 04:33:02,470 INFO L78 Accepts]: Start accepts. Automaton has 3378 states and 4275 transitions. Word has length 210 [2021-02-24 04:33:02,470 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-02-24 04:33:02,470 INFO L480 AbstractCegarLoop]: Abstraction has 3378 states and 4275 transitions. [2021-02-24 04:33:02,470 INFO L481 AbstractCegarLoop]: Interpolant automaton has 29 states. [2021-02-24 04:33:02,470 INFO L276 IsEmpty]: Start isEmpty. Operand 3378 states and 4275 transitions. [2021-02-24 04:33:02,484 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 214 [2021-02-24 04:33:02,484 INFO L414 BasicCegarLoop]: Found error trace [2021-02-24 04:33:02,484 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-02-24 04:33:02,484 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable30 [2021-02-24 04:33:02,485 INFO L428 AbstractCegarLoop]: === Iteration 7 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-02-24 04:33:02,485 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-24 04:33:02,485 INFO L82 PathProgramCache]: Analyzing trace with hash -1334536712, now seen corresponding path program 1 times [2021-02-24 04:33:02,485 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-02-24 04:33:02,485 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [448455467] [2021-02-24 04:33:02,486 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-24 04:33:02,525 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:33:02,529 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 52 [2021-02-24 04:33:02,530 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:33:02,533 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 52 [2021-02-24 04:33:02,562 WARN L141 QuantifierPusher]: treesize reduction 2, result has 93.8 percent of original size [2021-02-24 04:33:02,563 WARN L147 QuantifierPusher]: treesize reduction 2, result has 93.8 percent of original size 30 [2021-02-24 04:33:02,567 WARN L141 QuantifierPusher]: treesize reduction 9, result has 88.9 percent of original size [2021-02-24 04:33:02,568 INFO L723 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-02-24 04:33:02,569 INFO L730 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:33:02,569 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-24 04:33:02,571 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:33:02,574 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-02-24 04:33:02,574 WARN L147 QuantifierPusher]: treesize reduction 9, result has 88.9 percent of original size 72 [2021-02-24 04:33:02,576 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:33:02,578 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 52 [2021-02-24 04:33:02,580 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:33:02,582 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 52 [2021-02-24 04:33:02,611 WARN L141 QuantifierPusher]: treesize reduction 2, result has 93.8 percent of original size [2021-02-24 04:33:02,613 WARN L147 QuantifierPusher]: treesize reduction 2, result has 93.8 percent of original size 30 [2021-02-24 04:33:02,615 WARN L141 QuantifierPusher]: treesize reduction 9, result has 88.9 percent of original size [2021-02-24 04:33:02,616 INFO L723 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-02-24 04:33:02,617 INFO L730 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:33:02,617 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-24 04:33:02,618 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:33:02,621 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-02-24 04:33:02,622 WARN L147 QuantifierPusher]: treesize reduction 9, result has 88.9 percent of original size 72 [2021-02-24 04:33:02,623 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:33:02,626 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 52 [2021-02-24 04:33:02,627 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:33:02,630 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 52 [2021-02-24 04:33:02,659 WARN L141 QuantifierPusher]: treesize reduction 2, result has 93.8 percent of original size [2021-02-24 04:33:02,664 WARN L147 QuantifierPusher]: treesize reduction 2, result has 93.8 percent of original size 30 [2021-02-24 04:33:02,667 WARN L141 QuantifierPusher]: treesize reduction 9, result has 88.9 percent of original size [2021-02-24 04:33:02,667 INFO L723 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-02-24 04:33:02,668 INFO L730 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:33:02,669 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-24 04:33:02,671 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:33:02,673 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-02-24 04:33:02,674 WARN L147 QuantifierPusher]: treesize reduction 9, result has 88.9 percent of original size 72 [2021-02-24 04:33:02,675 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:33:02,677 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 52 [2021-02-24 04:33:02,681 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:33:02,684 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 52 [2021-02-24 04:33:02,712 WARN L141 QuantifierPusher]: treesize reduction 2, result has 93.8 percent of original size [2021-02-24 04:33:02,713 WARN L147 QuantifierPusher]: treesize reduction 2, result has 93.8 percent of original size 30 [2021-02-24 04:33:02,715 WARN L141 QuantifierPusher]: treesize reduction 9, result has 88.9 percent of original size [2021-02-24 04:33:02,716 INFO L723 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-02-24 04:33:02,717 INFO L730 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:33:02,718 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-24 04:33:02,718 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:33:02,720 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-02-24 04:33:02,721 WARN L147 QuantifierPusher]: treesize reduction 9, result has 88.9 percent of original size 72 [2021-02-24 04:33:02,722 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:33:02,725 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 54 [2021-02-24 04:33:02,727 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:33:02,730 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 54 [2021-02-24 04:33:02,757 WARN L141 QuantifierPusher]: treesize reduction 2, result has 93.8 percent of original size [2021-02-24 04:33:02,759 WARN L147 QuantifierPusher]: treesize reduction 2, result has 93.8 percent of original size 30 [2021-02-24 04:33:02,761 WARN L141 QuantifierPusher]: treesize reduction 4, result has 95.1 percent of original size [2021-02-24 04:33:02,762 INFO L723 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-02-24 04:33:02,763 INFO L730 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:33:02,763 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-24 04:33:02,764 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:33:02,767 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-02-24 04:33:02,768 WARN L147 QuantifierPusher]: treesize reduction 4, result has 95.1 percent of original size 77 [2021-02-24 04:33:02,769 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:33:02,772 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 54 [2021-02-24 04:33:02,774 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:33:02,777 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 54 [2021-02-24 04:33:02,812 WARN L141 QuantifierPusher]: treesize reduction 2, result has 93.8 percent of original size [2021-02-24 04:33:02,817 WARN L147 QuantifierPusher]: treesize reduction 2, result has 93.8 percent of original size 30 [2021-02-24 04:33:02,819 WARN L141 QuantifierPusher]: treesize reduction 4, result has 95.1 percent of original size [2021-02-24 04:33:02,820 INFO L723 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-02-24 04:33:02,821 INFO L730 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:33:02,821 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-24 04:33:02,822 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:33:02,824 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-02-24 04:33:02,825 WARN L147 QuantifierPusher]: treesize reduction 4, result has 95.1 percent of original size 77 [2021-02-24 04:33:02,826 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:33:02,830 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 54 [2021-02-24 04:33:02,832 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:33:02,834 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 54 [2021-02-24 04:33:02,869 WARN L141 QuantifierPusher]: treesize reduction 2, result has 93.8 percent of original size [2021-02-24 04:33:02,870 WARN L147 QuantifierPusher]: treesize reduction 2, result has 93.8 percent of original size 30 [2021-02-24 04:33:02,872 WARN L141 QuantifierPusher]: treesize reduction 4, result has 95.1 percent of original size [2021-02-24 04:33:02,873 INFO L723 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-02-24 04:33:02,874 INFO L730 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:33:02,874 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-24 04:33:02,875 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:33:02,878 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-02-24 04:33:02,879 WARN L147 QuantifierPusher]: treesize reduction 4, result has 95.1 percent of original size 77 [2021-02-24 04:33:02,881 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:33:02,883 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 54 [2021-02-24 04:33:02,885 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:33:02,888 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 54 [2021-02-24 04:33:02,917 WARN L141 QuantifierPusher]: treesize reduction 2, result has 93.8 percent of original size [2021-02-24 04:33:02,918 WARN L147 QuantifierPusher]: treesize reduction 2, result has 93.8 percent of original size 30 [2021-02-24 04:33:02,921 WARN L141 QuantifierPusher]: treesize reduction 4, result has 95.1 percent of original size [2021-02-24 04:33:02,922 INFO L723 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-02-24 04:33:02,923 INFO L730 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:33:02,923 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-24 04:33:02,924 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:33:02,926 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-02-24 04:33:02,927 WARN L147 QuantifierPusher]: treesize reduction 4, result has 95.1 percent of original size 77 [2021-02-24 04:33:02,927 INFO L206 tedInterpolationCore]: Starting analysis with loop acceleration approximation UNDERAPPROXIMATION [2021-02-24 04:33:02,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 04:33:03,068 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:33:03,068 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 04:33:03,071 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:33:03,072 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 04:33:03,072 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:33:03,073 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 04:33:03,073 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:33:03,073 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 04:33:03,074 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:33:03,074 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 04:33:03,075 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:33:03,075 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 04:33:03,076 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:33:03,076 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-24 04:33:03,083 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:33:03,083 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-24 04:33:03,084 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:33:03,084 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-24 04:33:03,085 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:33:03,085 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-24 04:33:03,086 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:33:03,086 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-24 04:33:03,087 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:33:03,087 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-02-24 04:33:03,101 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:33:03,101 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 04:33:03,175 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-24 04:33:03,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 04:33:03,189 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:33:03,190 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 04:33:03,191 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:33:03,191 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-02-24 04:33:03,289 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-02-24 04:33:03,290 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:33:03,292 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-02-24 04:33:03,293 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:33:03,293 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-02-24 04:33:03,294 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:33:03,295 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-02-24 04:33:03,296 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:33:03,297 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-24 04:33:03,297 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:33:03,298 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 50 [2021-02-24 04:33:03,299 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 51 [2021-02-24 04:33:03,300 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:33:03,300 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-24 04:33:03,301 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:33:03,302 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 55 [2021-02-24 04:33:03,303 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 56 [2021-02-24 04:33:03,304 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:33:03,304 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-24 04:33:03,305 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:33:03,305 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 55 [2021-02-24 04:33:03,306 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 56 [2021-02-24 04:33:03,327 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:33:03,327 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 04:33:03,328 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:33:03,328 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 04:33:03,329 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:33:03,330 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 12 [2021-02-24 04:33:03,341 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:33:03,342 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 15 [2021-02-24 04:33:03,357 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:33:03,358 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-02-24 04:33:03,372 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:33:03,373 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 28 [2021-02-24 04:33:03,415 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:33:03,417 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 54 [2021-02-24 04:33:03,450 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:33:03,451 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 24 [2021-02-24 04:33:03,475 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:33:03,476 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-02-24 04:33:03,503 WARN L141 QuantifierPusher]: treesize reduction 4, result has 93.4 percent of original size [2021-02-24 04:33:03,505 WARN L147 QuantifierPusher]: treesize reduction 4, result has 93.4 percent of original size 57 [2021-02-24 04:33:03,560 WARN L141 QuantifierPusher]: treesize reduction 4, result has 95.2 percent of original size [2021-02-24 04:33:03,562 WARN L147 QuantifierPusher]: treesize reduction 4, result has 95.2 percent of original size 80 [2021-02-24 04:33:03,642 WARN L141 QuantifierPusher]: treesize reduction 4, result has 96.2 percent of original size [2021-02-24 04:33:03,644 WARN L147 QuantifierPusher]: treesize reduction 4, result has 96.2 percent of original size 101 [2021-02-24 04:33:03,746 WARN L141 QuantifierPusher]: treesize reduction 26, result has 79.5 percent of original size [2021-02-24 04:33:03,747 WARN L147 QuantifierPusher]: treesize reduction 26, result has 79.5 percent of original size 101 [2021-02-24 04:33:03,753 WARN L141 QuantifierPusher]: treesize reduction 4, result has 96.8 percent of original size [2021-02-24 04:33:03,754 WARN L147 QuantifierPusher]: treesize reduction 4, result has 96.8 percent of original size 121 [2021-02-24 04:33:03,920 WARN L141 QuantifierPusher]: treesize reduction 98, result has 30.5 percent of original size [2021-02-24 04:33:03,921 WARN L147 QuantifierPusher]: treesize reduction 98, result has 30.5 percent of original size 43 [2021-02-24 04:33:03,984 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:33:03,985 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-02-24 04:33:04,030 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:33:04,030 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-24 04:33:04,031 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:33:04,031 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-02-24 04:33:04,032 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-02-24 04:33:04,100 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:33:04,101 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-02-24 04:33:04,152 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:33:04,153 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-02-24 04:33:04,154 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:33:04,156 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 51 [2021-02-24 04:33:04,196 WARN L141 QuantifierPusher]: treesize reduction 8, result has 76.5 percent of original size [2021-02-24 04:33:04,197 WARN L147 QuantifierPusher]: treesize reduction 8, result has 76.5 percent of original size 26 [2021-02-24 04:33:04,198 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:33:04,199 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 29 [2021-02-24 04:33:04,248 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:33:04,249 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 30 [2021-02-24 04:33:04,303 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:33:04,304 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 26 [2021-02-24 04:33:04,306 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:33:04,309 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 27 [2021-02-24 04:33:04,358 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:33:04,359 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2021-02-24 04:33:04,420 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:33:04,421 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-02-24 04:33:04,488 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:33:04,490 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-02-24 04:33:04,554 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:33:04,557 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 47 [2021-02-24 04:33:04,680 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:33:04,682 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 73 [2021-02-24 04:33:04,770 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:33:04,773 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 43 [2021-02-24 04:33:04,844 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:33:04,846 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 42 [2021-02-24 04:33:04,936 WARN L141 QuantifierPusher]: treesize reduction 38, result has 52.5 percent of original size [2021-02-24 04:33:04,938 WARN L147 QuantifierPusher]: treesize reduction 38, result has 52.5 percent of original size 42 [2021-02-24 04:33:04,939 WARN L141 QuantifierPusher]: treesize reduction 27, result has 60.9 percent of original size [2021-02-24 04:33:04,940 WARN L147 QuantifierPusher]: treesize reduction 27, result has 60.9 percent of original size 42 [2021-02-24 04:33:04,942 WARN L141 QuantifierPusher]: treesize reduction 25, result has 62.7 percent of original size [2021-02-24 04:33:04,943 WARN L147 QuantifierPusher]: treesize reduction 25, result has 62.7 percent of original size 42 [2021-02-24 04:33:04,944 WARN L141 QuantifierPusher]: treesize reduction 26, result has 61.8 percent of original size [2021-02-24 04:33:04,945 WARN L147 QuantifierPusher]: treesize reduction 26, result has 61.8 percent of original size 42 [2021-02-24 04:33:04,947 WARN L141 QuantifierPusher]: treesize reduction 24, result has 63.6 percent of original size [2021-02-24 04:33:04,948 WARN L147 QuantifierPusher]: treesize reduction 24, result has 63.6 percent of original size 42 [2021-02-24 04:33:04,950 WARN L141 QuantifierPusher]: treesize reduction 27, result has 60.9 percent of original size [2021-02-24 04:33:04,952 WARN L147 QuantifierPusher]: treesize reduction 27, result has 60.9 percent of original size 42 [2021-02-24 04:33:04,953 WARN L141 QuantifierPusher]: treesize reduction 46, result has 47.7 percent of original size [2021-02-24 04:33:04,954 WARN L147 QuantifierPusher]: treesize reduction 46, result has 47.7 percent of original size 42 [2021-02-24 04:33:04,955 WARN L141 QuantifierPusher]: treesize reduction 48, result has 46.7 percent of original size [2021-02-24 04:33:04,956 WARN L147 QuantifierPusher]: treesize reduction 48, result has 46.7 percent of original size 42 [2021-02-24 04:33:04,958 WARN L141 QuantifierPusher]: treesize reduction 38, result has 52.5 percent of original size [2021-02-24 04:33:04,960 WARN L147 QuantifierPusher]: treesize reduction 38, result has 52.5 percent of original size 42 [2021-02-24 04:33:04,961 WARN L141 QuantifierPusher]: treesize reduction 37, result has 53.2 percent of original size [2021-02-24 04:33:04,962 WARN L147 QuantifierPusher]: treesize reduction 37, result has 53.2 percent of original size 42 [2021-02-24 04:33:04,964 WARN L141 QuantifierPusher]: treesize reduction 27, result has 60.9 percent of original size [2021-02-24 04:33:04,965 WARN L147 QuantifierPusher]: treesize reduction 27, result has 60.9 percent of original size 42 [2021-02-24 04:33:04,966 WARN L141 QuantifierPusher]: treesize reduction 46, result has 47.7 percent of original size [2021-02-24 04:33:04,967 WARN L147 QuantifierPusher]: treesize reduction 46, result has 47.7 percent of original size 42 [2021-02-24 04:33:04,969 WARN L141 QuantifierPusher]: treesize reduction 24, result has 65.7 percent of original size [2021-02-24 04:33:04,970 WARN L147 QuantifierPusher]: treesize reduction 24, result has 65.7 percent of original size 46 [2021-02-24 04:33:05,070 WARN L141 QuantifierPusher]: treesize reduction 26, result has 60.0 percent of original size [2021-02-24 04:33:05,071 WARN L147 QuantifierPusher]: treesize reduction 26, result has 60.0 percent of original size 39 [2021-02-24 04:33:05,073 WARN L141 QuantifierPusher]: treesize reduction 24, result has 64.2 percent of original size [2021-02-24 04:33:05,074 WARN L147 QuantifierPusher]: treesize reduction 24, result has 64.2 percent of original size 43 [2021-02-24 04:33:05,189 WARN L141 QuantifierPusher]: treesize reduction 48, result has 42.9 percent of original size [2021-02-24 04:33:05,190 WARN L147 QuantifierPusher]: treesize reduction 48, result has 42.9 percent of original size 36 [2021-02-24 04:33:05,191 WARN L141 QuantifierPusher]: treesize reduction 37, result has 49.3 percent of original size [2021-02-24 04:33:05,192 WARN L147 QuantifierPusher]: treesize reduction 37, result has 49.3 percent of original size 36 [2021-02-24 04:33:05,193 WARN L141 QuantifierPusher]: treesize reduction 27, result has 57.1 percent of original size [2021-02-24 04:33:05,194 WARN L147 QuantifierPusher]: treesize reduction 27, result has 57.1 percent of original size 36 [2021-02-24 04:33:05,195 WARN L141 QuantifierPusher]: treesize reduction 46, result has 43.9 percent of original size [2021-02-24 04:33:05,196 WARN L147 QuantifierPusher]: treesize reduction 46, result has 43.9 percent of original size 36 [2021-02-24 04:33:05,197 WARN L141 QuantifierPusher]: treesize reduction 26, result has 58.1 percent of original size [2021-02-24 04:33:05,198 WARN L147 QuantifierPusher]: treesize reduction 26, result has 58.1 percent of original size 36 [2021-02-24 04:33:05,198 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:33:05,198 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 04:33:05,199 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:33:05,200 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 04:33:05,201 WARN L141 QuantifierPusher]: treesize reduction 39, result has 2.5 percent of original size [2021-02-24 04:33:05,201 WARN L147 QuantifierPusher]: treesize reduction 39, result has 2.5 percent of original size 1 [2021-02-24 04:33:05,201 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [448455467] [2021-02-24 04:33:05,202 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-02-24 04:33:05,202 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [32] imperfect sequences [] total 32 [2021-02-24 04:33:05,202 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2049990840] [2021-02-24 04:33:05,203 INFO L460 AbstractCegarLoop]: Interpolant automaton has 32 states [2021-02-24 04:33:05,203 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-02-24 04:33:05,203 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 32 interpolants. [2021-02-24 04:33:05,204 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=254, Invalid=868, Unknown=0, NotChecked=0, Total=1122 [2021-02-24 04:33:05,204 INFO L87 Difference]: Start difference. First operand 3378 states and 4275 transitions. Second operand 32 states. [2021-02-24 04:33:05,520 WARN L202 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 91 [2021-02-24 04:33:05,650 WARN L202 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 93 [2021-02-24 04:33:05,773 WARN L202 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 91 [2021-02-24 04:33:05,914 WARN L202 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 95 [2021-02-24 04:33:06,054 WARN L202 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 95 [2021-02-24 04:33:06,196 WARN L202 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 97 [2021-02-24 04:33:06,385 WARN L202 SmtUtils]: Spent 153.00 ms on a formula simplification that was a NOOP. DAG size: 116 [2021-02-24 04:33:06,573 WARN L202 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 122 [2021-02-24 04:33:06,814 WARN L202 SmtUtils]: Spent 187.00 ms on a formula simplification that was a NOOP. DAG size: 128 [2021-02-24 04:33:07,123 WARN L202 SmtUtils]: Spent 220.00 ms on a formula simplification that was a NOOP. DAG size: 134 [2021-02-24 04:33:07,330 WARN L202 SmtUtils]: Spent 130.00 ms on a formula simplification that was a NOOP. DAG size: 97 [2021-02-24 04:33:07,931 WARN L202 SmtUtils]: Spent 159.00 ms on a formula simplification that was a NOOP. DAG size: 97 [2021-02-24 04:33:08,114 WARN L202 SmtUtils]: Spent 145.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2021-02-24 04:33:08,333 WARN L202 SmtUtils]: Spent 134.00 ms on a formula simplification that was a NOOP. DAG size: 108 [2021-02-24 04:33:08,973 WARN L202 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 94 [2021-02-24 04:33:09,296 WARN L202 SmtUtils]: Spent 149.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2021-02-24 04:33:09,744 WARN L202 SmtUtils]: Spent 145.00 ms on a formula simplification that was a NOOP. DAG size: 105 [2021-02-24 04:33:10,063 WARN L202 SmtUtils]: Spent 271.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 99 [2021-02-24 04:33:10,551 WARN L202 SmtUtils]: Spent 129.00 ms on a formula simplification that was a NOOP. DAG size: 96 [2021-02-24 04:33:11,056 WARN L202 SmtUtils]: Spent 115.00 ms on a formula simplification that was a NOOP. DAG size: 97 [2021-02-24 04:33:18,661 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-02-24 04:33:18,661 INFO L93 Difference]: Finished difference Result 8934 states and 11839 transitions. [2021-02-24 04:33:18,662 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2021-02-24 04:33:18,662 INFO L78 Accepts]: Start accepts. Automaton has 32 states. Word has length 213 [2021-02-24 04:33:18,662 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-02-24 04:33:18,700 INFO L225 Difference]: With dead ends: 8934 [2021-02-24 04:33:18,701 INFO L226 Difference]: Without dead ends: 5586 [2021-02-24 04:33:18,713 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 103 GetRequests, 48 SyntacticMatches, 0 SemanticMatches, 55 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1057 ImplicationChecksByTransitivity, 5.3s TimeCoverageRelationStatistics Valid=695, Invalid=2497, Unknown=0, NotChecked=0, Total=3192 [2021-02-24 04:33:18,720 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5586 states. [2021-02-24 04:33:19,846 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5586 to 3925. [2021-02-24 04:33:19,847 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3925 states. [2021-02-24 04:33:19,857 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3925 states to 3925 states and 4907 transitions. [2021-02-24 04:33:19,858 INFO L78 Accepts]: Start accepts. Automaton has 3925 states and 4907 transitions. Word has length 213 [2021-02-24 04:33:19,858 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-02-24 04:33:19,858 INFO L480 AbstractCegarLoop]: Abstraction has 3925 states and 4907 transitions. [2021-02-24 04:33:19,858 INFO L481 AbstractCegarLoop]: Interpolant automaton has 32 states. [2021-02-24 04:33:19,858 INFO L276 IsEmpty]: Start isEmpty. Operand 3925 states and 4907 transitions. [2021-02-24 04:33:19,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 225 [2021-02-24 04:33:19,873 INFO L414 BasicCegarLoop]: Found error trace [2021-02-24 04:33:19,874 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-02-24 04:33:19,874 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable39 [2021-02-24 04:33:19,874 INFO L428 AbstractCegarLoop]: === Iteration 8 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-02-24 04:33:19,874 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-24 04:33:19,875 INFO L82 PathProgramCache]: Analyzing trace with hash 1927545022, now seen corresponding path program 1 times [2021-02-24 04:33:19,875 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-02-24 04:33:19,875 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1586569992] [2021-02-24 04:33:19,875 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-24 04:33:19,919 WARN L141 QuantifierPusher]: treesize reduction 62, result has 1.6 percent of original size [2021-02-24 04:33:19,919 WARN L147 QuantifierPusher]: treesize reduction 62, result has 1.6 percent of original size 1 [2021-02-24 04:33:19,921 WARN L141 QuantifierPusher]: treesize reduction 62, result has 1.6 percent of original size [2021-02-24 04:33:19,921 WARN L147 QuantifierPusher]: treesize reduction 62, result has 1.6 percent of original size 1 [2021-02-24 04:33:19,923 WARN L141 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size [2021-02-24 04:33:19,924 WARN L147 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size 8 [2021-02-24 04:33:19,926 WARN L141 QuantifierPusher]: treesize reduction 39, result has 7.1 percent of original size [2021-02-24 04:33:19,926 WARN L147 QuantifierPusher]: treesize reduction 39, result has 7.1 percent of original size 3 [2021-02-24 04:33:19,927 WARN L141 QuantifierPusher]: treesize reduction 62, result has 1.6 percent of original size [2021-02-24 04:33:19,928 WARN L147 QuantifierPusher]: treesize reduction 62, result has 1.6 percent of original size 1 [2021-02-24 04:33:19,929 WARN L141 QuantifierPusher]: treesize reduction 62, result has 1.6 percent of original size [2021-02-24 04:33:19,929 WARN L147 QuantifierPusher]: treesize reduction 62, result has 1.6 percent of original size 1 [2021-02-24 04:33:19,931 WARN L141 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size [2021-02-24 04:33:19,933 WARN L147 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size 8 [2021-02-24 04:33:19,934 WARN L141 QuantifierPusher]: treesize reduction 39, result has 7.1 percent of original size [2021-02-24 04:33:19,934 WARN L147 QuantifierPusher]: treesize reduction 39, result has 7.1 percent of original size 3 [2021-02-24 04:33:19,936 WARN L141 QuantifierPusher]: treesize reduction 11, result has 82.5 percent of original size [2021-02-24 04:33:19,939 WARN L147 QuantifierPusher]: treesize reduction 11, result has 82.5 percent of original size 52 [2021-02-24 04:33:19,940 WARN L141 QuantifierPusher]: treesize reduction 11, result has 82.5 percent of original size [2021-02-24 04:33:19,945 WARN L147 QuantifierPusher]: treesize reduction 11, result has 82.5 percent of original size 52 [2021-02-24 04:33:19,973 WARN L141 QuantifierPusher]: treesize reduction 2, result has 93.8 percent of original size [2021-02-24 04:33:19,975 WARN L147 QuantifierPusher]: treesize reduction 2, result has 93.8 percent of original size 30 [2021-02-24 04:33:19,977 WARN L141 QuantifierPusher]: treesize reduction 6, result has 92.6 percent of original size [2021-02-24 04:33:19,978 INFO L723 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-02-24 04:33:19,979 INFO L730 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:33:19,979 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-24 04:33:19,980 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:33:19,982 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-02-24 04:33:19,983 WARN L147 QuantifierPusher]: treesize reduction 6, result has 92.6 percent of original size 75 [2021-02-24 04:33:19,985 WARN L141 QuantifierPusher]: treesize reduction 62, result has 1.6 percent of original size [2021-02-24 04:33:19,986 WARN L147 QuantifierPusher]: treesize reduction 62, result has 1.6 percent of original size 1 [2021-02-24 04:33:19,987 WARN L141 QuantifierPusher]: treesize reduction 62, result has 1.6 percent of original size [2021-02-24 04:33:19,988 WARN L147 QuantifierPusher]: treesize reduction 62, result has 1.6 percent of original size 1 [2021-02-24 04:33:19,990 WARN L141 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size [2021-02-24 04:33:19,991 WARN L147 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size 8 [2021-02-24 04:33:19,992 WARN L141 QuantifierPusher]: treesize reduction 39, result has 7.1 percent of original size [2021-02-24 04:33:19,993 WARN L147 QuantifierPusher]: treesize reduction 39, result has 7.1 percent of original size 3 [2021-02-24 04:33:19,994 WARN L141 QuantifierPusher]: treesize reduction 62, result has 1.6 percent of original size [2021-02-24 04:33:19,995 WARN L147 QuantifierPusher]: treesize reduction 62, result has 1.6 percent of original size 1 [2021-02-24 04:33:19,996 WARN L141 QuantifierPusher]: treesize reduction 62, result has 1.6 percent of original size [2021-02-24 04:33:19,997 WARN L147 QuantifierPusher]: treesize reduction 62, result has 1.6 percent of original size 1 [2021-02-24 04:33:19,999 WARN L141 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size [2021-02-24 04:33:20,000 WARN L147 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size 8 [2021-02-24 04:33:20,001 WARN L141 QuantifierPusher]: treesize reduction 39, result has 7.1 percent of original size [2021-02-24 04:33:20,002 WARN L147 QuantifierPusher]: treesize reduction 39, result has 7.1 percent of original size 3 [2021-02-24 04:33:20,003 WARN L141 QuantifierPusher]: treesize reduction 11, result has 82.5 percent of original size [2021-02-24 04:33:20,006 WARN L147 QuantifierPusher]: treesize reduction 11, result has 82.5 percent of original size 52 [2021-02-24 04:33:20,008 WARN L141 QuantifierPusher]: treesize reduction 11, result has 82.5 percent of original size [2021-02-24 04:33:20,011 WARN L147 QuantifierPusher]: treesize reduction 11, result has 82.5 percent of original size 52 [2021-02-24 04:33:20,040 WARN L141 QuantifierPusher]: treesize reduction 2, result has 93.8 percent of original size [2021-02-24 04:33:20,042 WARN L147 QuantifierPusher]: treesize reduction 2, result has 93.8 percent of original size 30 [2021-02-24 04:33:20,044 WARN L141 QuantifierPusher]: treesize reduction 6, result has 92.6 percent of original size [2021-02-24 04:33:20,045 INFO L723 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-02-24 04:33:20,046 INFO L730 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:33:20,046 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-24 04:33:20,047 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:33:20,049 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-02-24 04:33:20,049 WARN L147 QuantifierPusher]: treesize reduction 6, result has 92.6 percent of original size 75 [2021-02-24 04:33:20,051 WARN L141 QuantifierPusher]: treesize reduction 11, result has 82.5 percent of original size [2021-02-24 04:33:20,054 WARN L147 QuantifierPusher]: treesize reduction 11, result has 82.5 percent of original size 52 [2021-02-24 04:33:20,056 WARN L141 QuantifierPusher]: treesize reduction 11, result has 82.5 percent of original size [2021-02-24 04:33:20,059 WARN L147 QuantifierPusher]: treesize reduction 11, result has 82.5 percent of original size 52 [2021-02-24 04:33:20,088 WARN L141 QuantifierPusher]: treesize reduction 2, result has 93.8 percent of original size [2021-02-24 04:33:20,089 WARN L147 QuantifierPusher]: treesize reduction 2, result has 93.8 percent of original size 30 [2021-02-24 04:33:20,091 WARN L141 QuantifierPusher]: treesize reduction 6, result has 92.6 percent of original size [2021-02-24 04:33:20,092 INFO L723 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-02-24 04:33:20,094 INFO L730 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:33:20,094 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-24 04:33:20,095 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:33:20,096 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-02-24 04:33:20,097 WARN L147 QuantifierPusher]: treesize reduction 6, result has 92.6 percent of original size 75 [2021-02-24 04:33:20,099 WARN L141 QuantifierPusher]: treesize reduction 62, result has 1.6 percent of original size [2021-02-24 04:33:20,099 WARN L147 QuantifierPusher]: treesize reduction 62, result has 1.6 percent of original size 1 [2021-02-24 04:33:20,101 WARN L141 QuantifierPusher]: treesize reduction 62, result has 1.6 percent of original size [2021-02-24 04:33:20,101 WARN L147 QuantifierPusher]: treesize reduction 62, result has 1.6 percent of original size 1 [2021-02-24 04:33:20,103 WARN L141 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size [2021-02-24 04:33:20,104 WARN L147 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size 8 [2021-02-24 04:33:20,105 WARN L141 QuantifierPusher]: treesize reduction 39, result has 7.1 percent of original size [2021-02-24 04:33:20,106 WARN L147 QuantifierPusher]: treesize reduction 39, result has 7.1 percent of original size 3 [2021-02-24 04:33:20,107 WARN L141 QuantifierPusher]: treesize reduction 11, result has 82.5 percent of original size [2021-02-24 04:33:20,112 WARN L147 QuantifierPusher]: treesize reduction 11, result has 82.5 percent of original size 52 [2021-02-24 04:33:20,114 WARN L141 QuantifierPusher]: treesize reduction 11, result has 82.5 percent of original size [2021-02-24 04:33:20,117 WARN L147 QuantifierPusher]: treesize reduction 11, result has 82.5 percent of original size 52 [2021-02-24 04:33:20,153 WARN L141 QuantifierPusher]: treesize reduction 2, result has 93.8 percent of original size [2021-02-24 04:33:20,154 WARN L147 QuantifierPusher]: treesize reduction 2, result has 93.8 percent of original size 30 [2021-02-24 04:33:20,158 WARN L141 QuantifierPusher]: treesize reduction 6, result has 92.6 percent of original size [2021-02-24 04:33:20,159 INFO L723 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-02-24 04:33:20,160 INFO L730 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:33:20,160 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-24 04:33:20,161 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:33:20,163 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-02-24 04:33:20,164 WARN L147 QuantifierPusher]: treesize reduction 6, result has 92.6 percent of original size 75 [2021-02-24 04:33:20,165 WARN L141 QuantifierPusher]: treesize reduction 62, result has 1.6 percent of original size [2021-02-24 04:33:20,165 WARN L147 QuantifierPusher]: treesize reduction 62, result has 1.6 percent of original size 1 [2021-02-24 04:33:20,166 WARN L141 QuantifierPusher]: treesize reduction 62, result has 1.6 percent of original size [2021-02-24 04:33:20,167 WARN L147 QuantifierPusher]: treesize reduction 62, result has 1.6 percent of original size 1 [2021-02-24 04:33:20,169 WARN L141 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size [2021-02-24 04:33:20,170 WARN L147 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size 8 [2021-02-24 04:33:20,171 WARN L141 QuantifierPusher]: treesize reduction 39, result has 7.1 percent of original size [2021-02-24 04:33:20,171 WARN L147 QuantifierPusher]: treesize reduction 39, result has 7.1 percent of original size 3 [2021-02-24 04:33:20,172 WARN L141 QuantifierPusher]: treesize reduction 62, result has 1.6 percent of original size [2021-02-24 04:33:20,173 WARN L147 QuantifierPusher]: treesize reduction 62, result has 1.6 percent of original size 1 [2021-02-24 04:33:20,174 WARN L141 QuantifierPusher]: treesize reduction 62, result has 1.6 percent of original size [2021-02-24 04:33:20,174 WARN L147 QuantifierPusher]: treesize reduction 62, result has 1.6 percent of original size 1 [2021-02-24 04:33:20,176 WARN L141 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size [2021-02-24 04:33:20,177 WARN L147 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size 8 [2021-02-24 04:33:20,179 WARN L141 QuantifierPusher]: treesize reduction 39, result has 7.1 percent of original size [2021-02-24 04:33:20,179 WARN L147 QuantifierPusher]: treesize reduction 39, result has 7.1 percent of original size 3 [2021-02-24 04:33:20,180 WARN L141 QuantifierPusher]: treesize reduction 62, result has 1.6 percent of original size [2021-02-24 04:33:20,181 WARN L147 QuantifierPusher]: treesize reduction 62, result has 1.6 percent of original size 1 [2021-02-24 04:33:20,182 WARN L141 QuantifierPusher]: treesize reduction 62, result has 1.6 percent of original size [2021-02-24 04:33:20,183 WARN L147 QuantifierPusher]: treesize reduction 62, result has 1.6 percent of original size 1 [2021-02-24 04:33:20,185 WARN L141 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size [2021-02-24 04:33:20,186 WARN L147 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size 8 [2021-02-24 04:33:20,187 WARN L141 QuantifierPusher]: treesize reduction 39, result has 7.1 percent of original size [2021-02-24 04:33:20,187 WARN L147 QuantifierPusher]: treesize reduction 39, result has 7.1 percent of original size 3 [2021-02-24 04:33:20,188 WARN L141 QuantifierPusher]: treesize reduction 62, result has 1.6 percent of original size [2021-02-24 04:33:20,189 WARN L147 QuantifierPusher]: treesize reduction 62, result has 1.6 percent of original size 1 [2021-02-24 04:33:20,190 WARN L141 QuantifierPusher]: treesize reduction 62, result has 1.6 percent of original size [2021-02-24 04:33:20,191 WARN L147 QuantifierPusher]: treesize reduction 62, result has 1.6 percent of original size 1 [2021-02-24 04:33:20,193 WARN L141 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size [2021-02-24 04:33:20,194 WARN L147 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size 8 [2021-02-24 04:33:20,195 WARN L141 QuantifierPusher]: treesize reduction 39, result has 7.1 percent of original size [2021-02-24 04:33:20,195 WARN L147 QuantifierPusher]: treesize reduction 39, result has 7.1 percent of original size 3 [2021-02-24 04:33:20,196 WARN L141 QuantifierPusher]: treesize reduction 62, result has 1.6 percent of original size [2021-02-24 04:33:20,196 WARN L147 QuantifierPusher]: treesize reduction 62, result has 1.6 percent of original size 1 [2021-02-24 04:33:20,198 WARN L141 QuantifierPusher]: treesize reduction 62, result has 1.6 percent of original size [2021-02-24 04:33:20,198 WARN L147 QuantifierPusher]: treesize reduction 62, result has 1.6 percent of original size 1 [2021-02-24 04:33:20,200 WARN L141 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size [2021-02-24 04:33:20,201 WARN L147 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size 8 [2021-02-24 04:33:20,202 WARN L141 QuantifierPusher]: treesize reduction 39, result has 7.1 percent of original size [2021-02-24 04:33:20,202 WARN L147 QuantifierPusher]: treesize reduction 39, result has 7.1 percent of original size 3 [2021-02-24 04:33:20,204 WARN L141 QuantifierPusher]: treesize reduction 62, result has 1.6 percent of original size [2021-02-24 04:33:20,204 WARN L147 QuantifierPusher]: treesize reduction 62, result has 1.6 percent of original size 1 [2021-02-24 04:33:20,205 WARN L141 QuantifierPusher]: treesize reduction 62, result has 1.6 percent of original size [2021-02-24 04:33:20,206 WARN L147 QuantifierPusher]: treesize reduction 62, result has 1.6 percent of original size 1 [2021-02-24 04:33:20,207 WARN L141 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size [2021-02-24 04:33:20,209 WARN L147 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size 8 [2021-02-24 04:33:20,210 WARN L141 QuantifierPusher]: treesize reduction 39, result has 7.1 percent of original size [2021-02-24 04:33:20,211 WARN L147 QuantifierPusher]: treesize reduction 39, result has 7.1 percent of original size 3 [2021-02-24 04:33:20,211 WARN L141 QuantifierPusher]: treesize reduction 62, result has 1.6 percent of original size [2021-02-24 04:33:20,212 WARN L147 QuantifierPusher]: treesize reduction 62, result has 1.6 percent of original size 1 [2021-02-24 04:33:20,213 WARN L141 QuantifierPusher]: treesize reduction 62, result has 1.6 percent of original size [2021-02-24 04:33:20,213 WARN L147 QuantifierPusher]: treesize reduction 62, result has 1.6 percent of original size 1 [2021-02-24 04:33:20,215 WARN L141 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size [2021-02-24 04:33:20,217 WARN L147 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size 8 [2021-02-24 04:33:20,218 WARN L141 QuantifierPusher]: treesize reduction 39, result has 7.1 percent of original size [2021-02-24 04:33:20,219 WARN L147 QuantifierPusher]: treesize reduction 39, result has 7.1 percent of original size 3 [2021-02-24 04:33:20,220 WARN L141 QuantifierPusher]: treesize reduction 62, result has 1.6 percent of original size [2021-02-24 04:33:20,220 WARN L147 QuantifierPusher]: treesize reduction 62, result has 1.6 percent of original size 1 [2021-02-24 04:33:20,221 WARN L141 QuantifierPusher]: treesize reduction 62, result has 1.6 percent of original size [2021-02-24 04:33:20,222 WARN L147 QuantifierPusher]: treesize reduction 62, result has 1.6 percent of original size 1 [2021-02-24 04:33:20,224 WARN L141 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size [2021-02-24 04:33:20,228 WARN L147 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size 8 [2021-02-24 04:33:20,232 WARN L141 QuantifierPusher]: treesize reduction 39, result has 7.1 percent of original size [2021-02-24 04:33:20,232 WARN L147 QuantifierPusher]: treesize reduction 39, result has 7.1 percent of original size 3 [2021-02-24 04:33:20,235 WARN L141 QuantifierPusher]: treesize reduction 62, result has 1.6 percent of original size [2021-02-24 04:33:20,238 WARN L147 QuantifierPusher]: treesize reduction 62, result has 1.6 percent of original size 1 [2021-02-24 04:33:20,239 WARN L141 QuantifierPusher]: treesize reduction 62, result has 1.6 percent of original size [2021-02-24 04:33:20,240 WARN L147 QuantifierPusher]: treesize reduction 62, result has 1.6 percent of original size 1 [2021-02-24 04:33:20,241 WARN L141 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size [2021-02-24 04:33:20,243 WARN L147 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size 8 [2021-02-24 04:33:20,244 WARN L141 QuantifierPusher]: treesize reduction 39, result has 7.1 percent of original size [2021-02-24 04:33:20,244 WARN L147 QuantifierPusher]: treesize reduction 39, result has 7.1 percent of original size 3 [2021-02-24 04:33:20,245 WARN L141 QuantifierPusher]: treesize reduction 62, result has 1.6 percent of original size [2021-02-24 04:33:20,246 WARN L147 QuantifierPusher]: treesize reduction 62, result has 1.6 percent of original size 1 [2021-02-24 04:33:20,247 WARN L141 QuantifierPusher]: treesize reduction 62, result has 1.6 percent of original size [2021-02-24 04:33:20,247 WARN L147 QuantifierPusher]: treesize reduction 62, result has 1.6 percent of original size 1 [2021-02-24 04:33:20,249 WARN L141 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size [2021-02-24 04:33:20,250 WARN L147 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size 8 [2021-02-24 04:33:20,252 WARN L141 QuantifierPusher]: treesize reduction 39, result has 7.1 percent of original size [2021-02-24 04:33:20,252 WARN L147 QuantifierPusher]: treesize reduction 39, result has 7.1 percent of original size 3 [2021-02-24 04:33:20,253 WARN L141 QuantifierPusher]: treesize reduction 62, result has 1.6 percent of original size [2021-02-24 04:33:20,254 WARN L147 QuantifierPusher]: treesize reduction 62, result has 1.6 percent of original size 1 [2021-02-24 04:33:20,255 WARN L141 QuantifierPusher]: treesize reduction 62, result has 1.6 percent of original size [2021-02-24 04:33:20,255 WARN L147 QuantifierPusher]: treesize reduction 62, result has 1.6 percent of original size 1 [2021-02-24 04:33:20,257 WARN L141 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size [2021-02-24 04:33:20,258 WARN L147 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size 8 [2021-02-24 04:33:20,259 WARN L141 QuantifierPusher]: treesize reduction 39, result has 7.1 percent of original size [2021-02-24 04:33:20,260 WARN L147 QuantifierPusher]: treesize reduction 39, result has 7.1 percent of original size 3 [2021-02-24 04:33:20,261 WARN L141 QuantifierPusher]: treesize reduction 11, result has 82.5 percent of original size [2021-02-24 04:33:20,264 WARN L147 QuantifierPusher]: treesize reduction 11, result has 82.5 percent of original size 52 [2021-02-24 04:33:20,265 WARN L141 QuantifierPusher]: treesize reduction 11, result has 82.5 percent of original size [2021-02-24 04:33:20,268 WARN L147 QuantifierPusher]: treesize reduction 11, result has 82.5 percent of original size 52 [2021-02-24 04:33:20,304 WARN L141 QuantifierPusher]: treesize reduction 2, result has 93.8 percent of original size [2021-02-24 04:33:20,306 WARN L147 QuantifierPusher]: treesize reduction 2, result has 93.8 percent of original size 30 [2021-02-24 04:33:20,308 WARN L141 QuantifierPusher]: treesize reduction 6, result has 92.6 percent of original size [2021-02-24 04:33:20,309 INFO L723 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-02-24 04:33:20,310 INFO L730 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:33:20,310 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-24 04:33:20,312 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:33:20,313 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-02-24 04:33:20,314 WARN L147 QuantifierPusher]: treesize reduction 6, result has 92.6 percent of original size 75 [2021-02-24 04:33:20,329 WARN L141 QuantifierPusher]: treesize reduction 62, result has 1.6 percent of original size [2021-02-24 04:33:20,333 WARN L147 QuantifierPusher]: treesize reduction 62, result has 1.6 percent of original size 1 [2021-02-24 04:33:20,336 WARN L141 QuantifierPusher]: treesize reduction 62, result has 1.6 percent of original size [2021-02-24 04:33:20,336 WARN L147 QuantifierPusher]: treesize reduction 62, result has 1.6 percent of original size 1 [2021-02-24 04:33:20,338 WARN L141 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size [2021-02-24 04:33:20,339 WARN L147 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size 8 [2021-02-24 04:33:20,340 WARN L141 QuantifierPusher]: treesize reduction 39, result has 7.1 percent of original size [2021-02-24 04:33:20,341 WARN L147 QuantifierPusher]: treesize reduction 39, result has 7.1 percent of original size 3 [2021-02-24 04:33:20,342 WARN L141 QuantifierPusher]: treesize reduction 62, result has 1.6 percent of original size [2021-02-24 04:33:20,342 WARN L147 QuantifierPusher]: treesize reduction 62, result has 1.6 percent of original size 1 [2021-02-24 04:33:20,347 WARN L141 QuantifierPusher]: treesize reduction 62, result has 1.6 percent of original size [2021-02-24 04:33:20,347 WARN L147 QuantifierPusher]: treesize reduction 62, result has 1.6 percent of original size 1 [2021-02-24 04:33:20,350 WARN L141 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size [2021-02-24 04:33:20,351 WARN L147 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size 8 [2021-02-24 04:33:20,352 WARN L141 QuantifierPusher]: treesize reduction 39, result has 7.1 percent of original size [2021-02-24 04:33:20,353 WARN L147 QuantifierPusher]: treesize reduction 39, result has 7.1 percent of original size 3 [2021-02-24 04:33:20,354 WARN L141 QuantifierPusher]: treesize reduction 62, result has 1.6 percent of original size [2021-02-24 04:33:20,355 WARN L147 QuantifierPusher]: treesize reduction 62, result has 1.6 percent of original size 1 [2021-02-24 04:33:20,356 WARN L141 QuantifierPusher]: treesize reduction 62, result has 1.6 percent of original size [2021-02-24 04:33:20,357 WARN L147 QuantifierPusher]: treesize reduction 62, result has 1.6 percent of original size 1 [2021-02-24 04:33:20,359 WARN L141 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size [2021-02-24 04:33:20,360 WARN L147 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size 8 [2021-02-24 04:33:20,361 WARN L141 QuantifierPusher]: treesize reduction 39, result has 7.1 percent of original size [2021-02-24 04:33:20,361 WARN L147 QuantifierPusher]: treesize reduction 39, result has 7.1 percent of original size 3 [2021-02-24 04:33:20,363 WARN L141 QuantifierPusher]: treesize reduction 11, result has 82.5 percent of original size [2021-02-24 04:33:20,366 WARN L147 QuantifierPusher]: treesize reduction 11, result has 82.5 percent of original size 52 [2021-02-24 04:33:20,367 WARN L141 QuantifierPusher]: treesize reduction 11, result has 82.5 percent of original size [2021-02-24 04:33:20,370 WARN L147 QuantifierPusher]: treesize reduction 11, result has 82.5 percent of original size 52 [2021-02-24 04:33:20,399 WARN L141 QuantifierPusher]: treesize reduction 2, result has 93.8 percent of original size [2021-02-24 04:33:20,401 WARN L147 QuantifierPusher]: treesize reduction 2, result has 93.8 percent of original size 30 [2021-02-24 04:33:20,403 WARN L141 QuantifierPusher]: treesize reduction 6, result has 92.6 percent of original size [2021-02-24 04:33:20,406 INFO L723 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-02-24 04:33:20,409 INFO L730 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:33:20,409 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-24 04:33:20,410 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:33:20,412 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-02-24 04:33:20,413 WARN L147 QuantifierPusher]: treesize reduction 6, result has 92.6 percent of original size 75 [2021-02-24 04:33:20,414 WARN L141 QuantifierPusher]: treesize reduction 11, result has 82.5 percent of original size [2021-02-24 04:33:20,417 WARN L147 QuantifierPusher]: treesize reduction 11, result has 82.5 percent of original size 52 [2021-02-24 04:33:20,419 WARN L141 QuantifierPusher]: treesize reduction 11, result has 82.5 percent of original size [2021-02-24 04:33:20,422 WARN L147 QuantifierPusher]: treesize reduction 11, result has 82.5 percent of original size 52 [2021-02-24 04:33:20,452 WARN L141 QuantifierPusher]: treesize reduction 2, result has 93.8 percent of original size [2021-02-24 04:33:20,455 WARN L147 QuantifierPusher]: treesize reduction 2, result has 93.8 percent of original size 30 [2021-02-24 04:33:20,457 WARN L141 QuantifierPusher]: treesize reduction 6, result has 92.6 percent of original size [2021-02-24 04:33:20,459 INFO L723 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-02-24 04:33:20,460 INFO L730 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:33:20,461 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-24 04:33:20,462 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:33:20,463 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-02-24 04:33:20,465 WARN L147 QuantifierPusher]: treesize reduction 6, result has 92.6 percent of original size 75 [2021-02-24 04:33:20,466 WARN L141 QuantifierPusher]: treesize reduction 11, result has 82.5 percent of original size [2021-02-24 04:33:20,469 WARN L147 QuantifierPusher]: treesize reduction 11, result has 82.5 percent of original size 52 [2021-02-24 04:33:20,471 WARN L141 QuantifierPusher]: treesize reduction 11, result has 82.5 percent of original size [2021-02-24 04:33:20,474 WARN L147 QuantifierPusher]: treesize reduction 11, result has 82.5 percent of original size 52 [2021-02-24 04:33:20,504 WARN L141 QuantifierPusher]: treesize reduction 2, result has 93.8 percent of original size [2021-02-24 04:33:20,505 WARN L147 QuantifierPusher]: treesize reduction 2, result has 93.8 percent of original size 30 [2021-02-24 04:33:20,507 WARN L141 QuantifierPusher]: treesize reduction 6, result has 92.6 percent of original size [2021-02-24 04:33:20,508 INFO L723 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-02-24 04:33:20,509 INFO L730 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:33:20,509 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-24 04:33:20,510 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:33:20,513 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-02-24 04:33:20,514 WARN L147 QuantifierPusher]: treesize reduction 6, result has 92.6 percent of original size 75 [2021-02-24 04:33:20,515 WARN L141 QuantifierPusher]: treesize reduction 62, result has 1.6 percent of original size [2021-02-24 04:33:20,516 WARN L147 QuantifierPusher]: treesize reduction 62, result has 1.6 percent of original size 1 [2021-02-24 04:33:20,517 WARN L141 QuantifierPusher]: treesize reduction 62, result has 1.6 percent of original size [2021-02-24 04:33:20,517 WARN L147 QuantifierPusher]: treesize reduction 62, result has 1.6 percent of original size 1 [2021-02-24 04:33:20,519 WARN L141 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size [2021-02-24 04:33:20,520 WARN L147 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size 8 [2021-02-24 04:33:20,522 WARN L141 QuantifierPusher]: treesize reduction 39, result has 7.1 percent of original size [2021-02-24 04:33:20,523 WARN L147 QuantifierPusher]: treesize reduction 39, result has 7.1 percent of original size 3 [2021-02-24 04:33:20,524 WARN L141 QuantifierPusher]: treesize reduction 62, result has 1.6 percent of original size [2021-02-24 04:33:20,525 WARN L147 QuantifierPusher]: treesize reduction 62, result has 1.6 percent of original size 1 [2021-02-24 04:33:20,526 WARN L141 QuantifierPusher]: treesize reduction 62, result has 1.6 percent of original size [2021-02-24 04:33:20,526 WARN L147 QuantifierPusher]: treesize reduction 62, result has 1.6 percent of original size 1 [2021-02-24 04:33:20,529 WARN L141 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size [2021-02-24 04:33:20,530 WARN L147 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size 8 [2021-02-24 04:33:20,531 WARN L141 QuantifierPusher]: treesize reduction 39, result has 7.1 percent of original size [2021-02-24 04:33:20,531 WARN L147 QuantifierPusher]: treesize reduction 39, result has 7.1 percent of original size 3 [2021-02-24 04:33:20,532 WARN L141 QuantifierPusher]: treesize reduction 62, result has 1.6 percent of original size [2021-02-24 04:33:20,533 WARN L147 QuantifierPusher]: treesize reduction 62, result has 1.6 percent of original size 1 [2021-02-24 04:33:20,534 WARN L141 QuantifierPusher]: treesize reduction 62, result has 1.6 percent of original size [2021-02-24 04:33:20,535 WARN L147 QuantifierPusher]: treesize reduction 62, result has 1.6 percent of original size 1 [2021-02-24 04:33:20,537 WARN L141 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size [2021-02-24 04:33:20,538 WARN L147 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size 8 [2021-02-24 04:33:20,539 WARN L141 QuantifierPusher]: treesize reduction 39, result has 7.1 percent of original size [2021-02-24 04:33:20,540 WARN L147 QuantifierPusher]: treesize reduction 39, result has 7.1 percent of original size 3 [2021-02-24 04:33:20,541 WARN L141 QuantifierPusher]: treesize reduction 62, result has 1.6 percent of original size [2021-02-24 04:33:20,542 WARN L147 QuantifierPusher]: treesize reduction 62, result has 1.6 percent of original size 1 [2021-02-24 04:33:20,543 WARN L141 QuantifierPusher]: treesize reduction 62, result has 1.6 percent of original size [2021-02-24 04:33:20,544 WARN L147 QuantifierPusher]: treesize reduction 62, result has 1.6 percent of original size 1 [2021-02-24 04:33:20,546 WARN L141 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size [2021-02-24 04:33:20,547 WARN L147 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size 8 [2021-02-24 04:33:20,549 WARN L141 QuantifierPusher]: treesize reduction 39, result has 7.1 percent of original size [2021-02-24 04:33:20,549 WARN L147 QuantifierPusher]: treesize reduction 39, result has 7.1 percent of original size 3 [2021-02-24 04:33:20,550 WARN L141 QuantifierPusher]: treesize reduction 62, result has 1.6 percent of original size [2021-02-24 04:33:20,551 WARN L147 QuantifierPusher]: treesize reduction 62, result has 1.6 percent of original size 1 [2021-02-24 04:33:20,552 WARN L141 QuantifierPusher]: treesize reduction 62, result has 1.6 percent of original size [2021-02-24 04:33:20,552 WARN L147 QuantifierPusher]: treesize reduction 62, result has 1.6 percent of original size 1 [2021-02-24 04:33:20,554 WARN L141 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size [2021-02-24 04:33:20,555 WARN L147 QuantifierPusher]: treesize reduction 2, result has 80.0 percent of original size 8 [2021-02-24 04:33:20,557 WARN L141 QuantifierPusher]: treesize reduction 39, result has 7.1 percent of original size [2021-02-24 04:33:20,557 WARN L147 QuantifierPusher]: treesize reduction 39, result has 7.1 percent of original size 3 [2021-02-24 04:33:20,558 WARN L141 QuantifierPusher]: treesize reduction 8, result has 86.7 percent of original size [2021-02-24 04:33:20,561 WARN L147 QuantifierPusher]: treesize reduction 8, result has 86.7 percent of original size 52 [2021-02-24 04:33:20,562 WARN L141 QuantifierPusher]: treesize reduction 8, result has 86.7 percent of original size [2021-02-24 04:33:20,565 WARN L147 QuantifierPusher]: treesize reduction 8, result has 86.7 percent of original size 52 [2021-02-24 04:33:20,594 WARN L141 QuantifierPusher]: treesize reduction 2, result has 93.8 percent of original size [2021-02-24 04:33:20,595 WARN L147 QuantifierPusher]: treesize reduction 2, result has 93.8 percent of original size 30 [2021-02-24 04:33:20,597 WARN L141 QuantifierPusher]: treesize reduction 9, result has 88.9 percent of original size [2021-02-24 04:33:20,599 INFO L723 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-02-24 04:33:20,600 INFO L730 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:33:20,600 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-24 04:33:20,601 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:33:20,603 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-02-24 04:33:20,604 WARN L147 QuantifierPusher]: treesize reduction 9, result has 88.9 percent of original size 72 [2021-02-24 04:33:20,605 WARN L141 QuantifierPusher]: treesize reduction 8, result has 86.7 percent of original size [2021-02-24 04:33:20,608 WARN L147 QuantifierPusher]: treesize reduction 8, result has 86.7 percent of original size 52 [2021-02-24 04:33:20,610 WARN L141 QuantifierPusher]: treesize reduction 8, result has 86.7 percent of original size [2021-02-24 04:33:20,612 WARN L147 QuantifierPusher]: treesize reduction 8, result has 86.7 percent of original size 52 [2021-02-24 04:33:20,642 WARN L141 QuantifierPusher]: treesize reduction 2, result has 93.8 percent of original size [2021-02-24 04:33:20,643 WARN L147 QuantifierPusher]: treesize reduction 2, result has 93.8 percent of original size 30 [2021-02-24 04:33:20,645 WARN L141 QuantifierPusher]: treesize reduction 9, result has 88.9 percent of original size [2021-02-24 04:33:20,646 INFO L723 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-02-24 04:33:20,648 INFO L730 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:33:20,649 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-02-24 04:33:20,650 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:33:20,652 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 35 [2021-02-24 04:33:20,652 WARN L147 QuantifierPusher]: treesize reduction 9, result has 88.9 percent of original size 72 [2021-02-24 04:33:20,653 INFO L206 tedInterpolationCore]: Starting analysis with loop acceleration approximation UNDERAPPROXIMATION [2021-02-24 04:33:20,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-02-24 04:33:20,691 INFO L223 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-02-24 04:33:20,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-02-24 04:33:20,726 INFO L223 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-02-24 04:33:20,833 INFO L173 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found a feasible trace [2021-02-24 04:33:20,833 INFO L523 BasicCegarLoop]: Counterexample might be feasible [2021-02-24 04:33:20,834 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable50 [2021-02-24 04:33:20,867 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 24.02 04:33:20 BoogieIcfgContainer [2021-02-24 04:33:20,868 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-02-24 04:33:20,868 INFO L168 Benchmark]: Toolchain (without parser) took 124108.78 ms. Allocated memory was 151.0 MB in the beginning and 950.0 MB in the end (delta: 799.0 MB). Free memory was 126.5 MB in the beginning and 355.5 MB in the end (delta: -229.0 MB). Peak memory consumption was 570.8 MB. Max. memory is 8.0 GB. [2021-02-24 04:33:20,869 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 151.0 MB. Free memory was 124.6 MB in the beginning and 124.4 MB in the end (delta: 209.8 kB). There was no memory consumed. Max. memory is 8.0 GB. [2021-02-24 04:33:20,869 INFO L168 Benchmark]: CACSL2BoogieTranslator took 793.81 ms. Allocated memory is still 151.0 MB. Free memory was 125.4 MB in the beginning and 99.9 MB in the end (delta: 25.5 MB). Peak memory consumption was 25.2 MB. Max. memory is 8.0 GB. [2021-02-24 04:33:20,869 INFO L168 Benchmark]: Boogie Preprocessor took 196.11 ms. Allocated memory is still 151.0 MB. Free memory was 99.9 MB in the beginning and 130.9 MB in the end (delta: -31.0 MB). Peak memory consumption was 5.7 MB. Max. memory is 8.0 GB. [2021-02-24 04:33:20,869 INFO L168 Benchmark]: RCFGBuilder took 1711.80 ms. Allocated memory was 151.0 MB in the beginning and 182.5 MB in the end (delta: 31.5 MB). Free memory was 130.9 MB in the beginning and 111.5 MB in the end (delta: 19.4 MB). Peak memory consumption was 77.6 MB. Max. memory is 8.0 GB. [2021-02-24 04:33:20,869 INFO L168 Benchmark]: TraceAbstraction took 121383.68 ms. Allocated memory was 182.5 MB in the beginning and 950.0 MB in the end (delta: 767.6 MB). Free memory was 111.0 MB in the beginning and 355.5 MB in the end (delta: -244.5 MB). Peak memory consumption was 523.1 MB. Max. memory is 8.0 GB. [2021-02-24 04:33:20,870 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 ms. Allocated memory is still 151.0 MB. Free memory was 124.6 MB in the beginning and 124.4 MB in the end (delta: 209.8 kB). There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 793.81 ms. Allocated memory is still 151.0 MB. Free memory was 125.4 MB in the beginning and 99.9 MB in the end (delta: 25.5 MB). Peak memory consumption was 25.2 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 196.11 ms. Allocated memory is still 151.0 MB. Free memory was 99.9 MB in the beginning and 130.9 MB in the end (delta: -31.0 MB). Peak memory consumption was 5.7 MB. Max. memory is 8.0 GB. * RCFGBuilder took 1711.80 ms. Allocated memory was 151.0 MB in the beginning and 182.5 MB in the end (delta: 31.5 MB). Free memory was 130.9 MB in the beginning and 111.5 MB in the end (delta: 19.4 MB). Peak memory consumption was 77.6 MB. Max. memory is 8.0 GB. * TraceAbstraction took 121383.68 ms. Allocated memory was 182.5 MB in the beginning and 950.0 MB in the end (delta: 767.6 MB). Free memory was 111.0 MB in the beginning and 355.5 MB in the end (delta: -244.5 MB). Peak memory consumption was 523.1 MB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - CounterExampleResult [Line: 539]: a call to reach_error is reachable a call to reach_error is reachable We found a FailurePath: [L17] int a= 1; [L18] int e= 5; [L19] int d= 4; [L20] int f= 6; [L21] int c= 3; [L24] int u = 21; [L25] int v = 22; [L26] int w = 23; [L27] int x = 24; [L28] int y = 25; [L29] int z = 26; [L32] int a25 = 0; [L33] int a11 = 0; [L34] int a28 = 7; [L35] int a19 = 1; [L36] int a21 = 1; [L37] int a17 = 8; [L613] int output = -1; [L616] COND TRUE 1 [L619] int input; [L620] input = __VERIFIER_nondet_int() [L621] COND FALSE !((input != 1) && (input != 3) && (input != 4) && (input != 5) && (input != 6)) [L624] CALL, EXPR calculate_output(input) [L40] COND FALSE !((((!(a11==1)&&((a19==1)&&((input==4)&&((!(a25==1)&&(a28==8))||((a25==1)&&(a28==9))))))&&(a21==1))&&(a17==8))) [L45] COND FALSE !(((a17==8)&&((((!(a11==1)&&((a21==1)&&(input==6)))&&(a28==7))&&(a19==1))&&!(a25==1)))) [L48] COND FALSE !(((a21==1)&&((a19==1)&&((((((a25==1)||!(a25==1))&&(input==3))&&(a17==9))&&(a11==1))&&(a28==9))))) [L52] COND FALSE !(((a28==9)&&(!(a19==1)&&((a21==1)&&((((input==4)&&!(a25==1))&&!(a11==1))&&(a17==8)))))) [L57] COND FALSE !(((((a17==8)&&((((input==1)&&((a25==1)||!(a25==1)))&&!(a11==1))&&(a19==1)))&&(a21==1))&&(a28==10))) [L60] COND FALSE !(((a19==1)&&(!(a25==1)&&((a21==1)&&((((input==1)&&(a17==8))&&!(a11==1))&&(a28==7)))))) [L64] COND FALSE !(((((!(a19==1)&&((input==1)&&((((a25==1)&&(a28==7))||((a28==7)&&!(a25==1)))||((a25==1)&&(a28==8)))))&&(a21==1))&&(a17==8))&&!(a11==1))) [L69] COND TRUE ((a19==1)&&(((((input==1)&&(((a25==1)&&(a28==8))||(((a28==7)&&(a25==1))||((a28==7)&&!(a25==1)))))&&(a11==1))&&(a21==1))&&(a17==9))) [L70] a28 = 11 [L71] a17 = 7 [L72] a11 = 0 [L73] a25 = 1 [L74] return 22; [L624] RET, EXPR calculate_output(input) [L624] output = calculate_output(input) [L616] COND TRUE 1 [L619] int input; [L620] input = __VERIFIER_nondet_int() [L621] COND FALSE !((input != 1) && (input != 3) && (input != 4) && (input != 5) && (input != 6)) [L624] CALL, EXPR calculate_output(input) [L40] COND FALSE !((((!(a11==1)&&((a19==1)&&((input==4)&&((!(a25==1)&&(a28==8))||((a25==1)&&(a28==9))))))&&(a21==1))&&(a17==8))) [L45] COND FALSE !(((a17==8)&&((((!(a11==1)&&((a21==1)&&(input==6)))&&(a28==7))&&(a19==1))&&!(a25==1)))) [L48] COND FALSE !(((a21==1)&&((a19==1)&&((((((a25==1)||!(a25==1))&&(input==3))&&(a17==9))&&(a11==1))&&(a28==9))))) [L52] COND FALSE !(((a28==9)&&(!(a19==1)&&((a21==1)&&((((input==4)&&!(a25==1))&&!(a11==1))&&(a17==8)))))) [L57] COND FALSE !(((((a17==8)&&((((input==1)&&((a25==1)||!(a25==1)))&&!(a11==1))&&(a19==1)))&&(a21==1))&&(a28==10))) [L60] COND FALSE !(((a19==1)&&(!(a25==1)&&((a21==1)&&((((input==1)&&(a17==8))&&!(a11==1))&&(a28==7)))))) [L64] COND FALSE !(((((!(a19==1)&&((input==1)&&((((a25==1)&&(a28==7))||((a28==7)&&!(a25==1)))||((a25==1)&&(a28==8)))))&&(a21==1))&&(a17==8))&&!(a11==1))) [L69] COND FALSE !(((a19==1)&&(((((input==1)&&(((a25==1)&&(a28==8))||(((a28==7)&&(a25==1))||((a28==7)&&!(a25==1)))))&&(a11==1))&&(a21==1))&&(a17==9)))) [L75] COND FALSE !(((a19==1)&&(((a17==8)&&(((input==6)&&((!(a25==1)&&(a28==8))||((a25==1)&&(a28==9))))&&!(a11==1)))&&(a21==1)))) [L79] COND FALSE !((!(a11==1)&&((((a21==1)&&((input==1)&&(((a28==8)&&!(a25==1))||((a25==1)&&(a28==9)))))&&!(a19==1))&&(a17==8)))) [L84] COND FALSE !((!(a19==1)&&(((((a17==8)&&((a25==1)&&(input==3)))&&(a28==10))&&!(a11==1))&&(a21==1)))) [L92] COND FALSE !((((!(a19==1)&&((a21==1)&&((((a25==1)&&(a28==8))||(((a28==7)&&(a25==1))||((a28==7)&&!(a25==1))))&&(input==4))))&&!(a11==1))&&(a17==8))) [L101] COND FALSE !(((a17==8)&&((a21==1)&&((a25==1)&&((a19==1)&&(!(a11==1)&&((a28==11)&&(input==3)))))))) [L105] COND FALSE !(((a28==9)&&(((!(a19==1)&&(((input==3)&&!(a11==1))&&(a17==8)))&&!(a25==1))&&(a21==1)))) [L109] COND FALSE !(((!(a11==1)&&(((a28==11)&&((a25==1)&&((input==1)&&(a19==1))))&&(a17==8)))&&(a21==1))) [L116] COND FALSE !((((a11==1)&&((((((a25==1)&&(a28==8))||(((a25==1)&&(a28==7))||(!(a25==1)&&(a28==7))))&&(input==6))&&(a19==1))&&(a17==9)))&&(a21==1))) [L123] COND FALSE !(((a17==8)&&((a21==1)&&(!(a11==1)&&(!(a19==1)&&(((!(a25==1)&&(a28==8))||((a25==1)&&(a28==9)))&&(input==3))))))) [L129] COND FALSE !((((((a21==1)&&((a28==10)&&((input==1)&&(a25==1))))&&!(a11==1))&&(a17==8))&&!(a19==1))) [L133] COND FALSE !((!(a11==1)&&(!(a19==1)&&(((a17==8)&&((input==6)&&((((a25==1)&&(a28==7))||((a28==7)&&!(a25==1)))||((a28==8)&&(a25==1)))))&&(a21==1))))) [L140] COND FALSE !(((((a17==8)&&(!(a19==1)&&(((input==6)&&(a21==1))&&!(a25==1))))&&!(a11==1))&&(a28==9))) [L144] COND FALSE !((!(a11==1)&&((!(a25==1)&&(((a21==1)&&((input==1)&&(a19==1)))&&(a17==8)))&&(a28==11)))) [L149] COND FALSE !((((a11==1)&&(((a19==1)&&((a21==1)&&(((a25==1)||!(a25==1))&&(input==4))))&&(a17==9)))&&(a28==9))) [L153] COND FALSE !(((!(a11==1)&&((a28==9)&&(((!(a19==1)&&(input==5))&&!(a25==1))&&(a21==1))))&&(a17==8))) [L158] COND FALSE !(((!(a11==1)&&(((a17==8)&&(((((a28==7)&&(a25==1))||(!(a25==1)&&(a28==7)))||((a28==8)&&(a25==1)))&&(input==3)))&&!(a19==1)))&&(a21==1))) [L164] COND FALSE !(((a21==1)&&(!(a19==1)&&((((input==5)&&(((a28==8)&&(a25==1))||(((a25==1)&&(a28==7))||(!(a25==1)&&(a28==7)))))&&!(a11==1))&&(a17==8))))) [L169] COND FALSE !((((a17==9)&&(((a28==8)&&(((input==1)&&(a19==1))&&!(a25==1)))&&(a11==1)))&&(a21==1))) [L175] COND FALSE !((((a21==1)&&((a19==1)&&((a28==7)&&((a17==8)&&(!(a25==1)&&(input==3))))))&&!(a11==1))) [L179] COND FALSE !(((a28==11)&&(((a17==8)&&((((input==6)&&(a21==1))&&(a19==1))&&!(a25==1)))&&!(a11==1)))) [L185] COND TRUE ((!(a11==1)&&(((a17==8)&&((a21==1)&&((input==3)&&(a28==8))))&&(a19==1)))&&(a25==1)) [L186] a28 = 10 [L187] a19 = 0 [L188] return 26; [L624] RET, EXPR calculate_output(input) [L624] output = calculate_output(input) [L616] COND TRUE 1 [L619] int input; [L620] input = __VERIFIER_nondet_int() [L621] COND FALSE !((input != 1) && (input != 3) && (input != 4) && (input != 5) && (input != 6)) [L624] CALL calculate_output(input) [L40] COND FALSE !((((!(a11==1)&&((a19==1)&&((input==4)&&((!(a25==1)&&(a28==8))||((a25==1)&&(a28==9))))))&&(a21==1))&&(a17==8))) [L45] COND FALSE !(((a17==8)&&((((!(a11==1)&&((a21==1)&&(input==6)))&&(a28==7))&&(a19==1))&&!(a25==1)))) [L48] COND FALSE !(((a21==1)&&((a19==1)&&((((((a25==1)||!(a25==1))&&(input==3))&&(a17==9))&&(a11==1))&&(a28==9))))) [L52] COND FALSE !(((a28==9)&&(!(a19==1)&&((a21==1)&&((((input==4)&&!(a25==1))&&!(a11==1))&&(a17==8)))))) [L57] COND FALSE !(((((a17==8)&&((((input==1)&&((a25==1)||!(a25==1)))&&!(a11==1))&&(a19==1)))&&(a21==1))&&(a28==10))) [L60] COND FALSE !(((a19==1)&&(!(a25==1)&&((a21==1)&&((((input==1)&&(a17==8))&&!(a11==1))&&(a28==7)))))) [L64] COND FALSE !(((((!(a19==1)&&((input==1)&&((((a25==1)&&(a28==7))||((a28==7)&&!(a25==1)))||((a25==1)&&(a28==8)))))&&(a21==1))&&(a17==8))&&!(a11==1))) [L69] COND FALSE !(((a19==1)&&(((((input==1)&&(((a25==1)&&(a28==8))||(((a28==7)&&(a25==1))||((a28==7)&&!(a25==1)))))&&(a11==1))&&(a21==1))&&(a17==9)))) [L75] COND FALSE !(((a19==1)&&(((a17==8)&&(((input==6)&&((!(a25==1)&&(a28==8))||((a25==1)&&(a28==9))))&&!(a11==1)))&&(a21==1)))) [L79] COND FALSE !((!(a11==1)&&((((a21==1)&&((input==1)&&(((a28==8)&&!(a25==1))||((a25==1)&&(a28==9)))))&&!(a19==1))&&(a17==8)))) [L84] COND FALSE !((!(a19==1)&&(((((a17==8)&&((a25==1)&&(input==3)))&&(a28==10))&&!(a11==1))&&(a21==1)))) [L92] COND FALSE !((((!(a19==1)&&((a21==1)&&((((a25==1)&&(a28==8))||(((a28==7)&&(a25==1))||((a28==7)&&!(a25==1))))&&(input==4))))&&!(a11==1))&&(a17==8))) [L101] COND FALSE !(((a17==8)&&((a21==1)&&((a25==1)&&((a19==1)&&(!(a11==1)&&((a28==11)&&(input==3)))))))) [L105] COND FALSE !(((a28==9)&&(((!(a19==1)&&(((input==3)&&!(a11==1))&&(a17==8)))&&!(a25==1))&&(a21==1)))) [L109] COND FALSE !(((!(a11==1)&&(((a28==11)&&((a25==1)&&((input==1)&&(a19==1))))&&(a17==8)))&&(a21==1))) [L116] COND FALSE !((((a11==1)&&((((((a25==1)&&(a28==8))||(((a25==1)&&(a28==7))||(!(a25==1)&&(a28==7))))&&(input==6))&&(a19==1))&&(a17==9)))&&(a21==1))) [L123] COND FALSE !(((a17==8)&&((a21==1)&&(!(a11==1)&&(!(a19==1)&&(((!(a25==1)&&(a28==8))||((a25==1)&&(a28==9)))&&(input==3))))))) [L129] COND FALSE !((((((a21==1)&&((a28==10)&&((input==1)&&(a25==1))))&&!(a11==1))&&(a17==8))&&!(a19==1))) [L133] COND FALSE !((!(a11==1)&&(!(a19==1)&&(((a17==8)&&((input==6)&&((((a25==1)&&(a28==7))||((a28==7)&&!(a25==1)))||((a28==8)&&(a25==1)))))&&(a21==1))))) [L140] COND FALSE !(((((a17==8)&&(!(a19==1)&&(((input==6)&&(a21==1))&&!(a25==1))))&&!(a11==1))&&(a28==9))) [L144] COND FALSE !((!(a11==1)&&((!(a25==1)&&(((a21==1)&&((input==1)&&(a19==1)))&&(a17==8)))&&(a28==11)))) [L149] COND FALSE !((((a11==1)&&(((a19==1)&&((a21==1)&&(((a25==1)||!(a25==1))&&(input==4))))&&(a17==9)))&&(a28==9))) [L153] COND FALSE !(((!(a11==1)&&((a28==9)&&(((!(a19==1)&&(input==5))&&!(a25==1))&&(a21==1))))&&(a17==8))) [L158] COND FALSE !(((!(a11==1)&&(((a17==8)&&(((((a28==7)&&(a25==1))||(!(a25==1)&&(a28==7)))||((a28==8)&&(a25==1)))&&(input==3)))&&!(a19==1)))&&(a21==1))) [L164] COND FALSE !(((a21==1)&&(!(a19==1)&&((((input==5)&&(((a28==8)&&(a25==1))||(((a25==1)&&(a28==7))||(!(a25==1)&&(a28==7)))))&&!(a11==1))&&(a17==8))))) [L169] COND FALSE !((((a17==9)&&(((a28==8)&&(((input==1)&&(a19==1))&&!(a25==1)))&&(a11==1)))&&(a21==1))) [L175] COND FALSE !((((a21==1)&&((a19==1)&&((a28==7)&&((a17==8)&&(!(a25==1)&&(input==3))))))&&!(a11==1))) [L179] COND FALSE !(((a28==11)&&(((a17==8)&&((((input==6)&&(a21==1))&&(a19==1))&&!(a25==1)))&&!(a11==1)))) [L185] COND FALSE !(((!(a11==1)&&(((a17==8)&&((a21==1)&&((input==3)&&(a28==8))))&&(a19==1)))&&(a25==1))) [L189] COND FALSE !((((a21==1)&&(((a19==1)&&(((((a25==1)&&(a28==7))||((a28==7)&&!(a25==1)))||((a25==1)&&(a28==8)))&&(input==4)))&&(a11==1)))&&(a17==9))) [L195] COND FALSE !((((!(a11==1)&&((a17==8)&&(((input==4)&&(a19==1))&&(a28==8))))&&(a21==1))&&(a25==1))) [L197] COND FALSE !(((a19==1)&&((((((input==4)&&(a21==1))&&(a28==9))&&!(a25==1))&&!(a11==1))&&(a17==8)))) [L199] COND FALSE !(((a17==8)&&((((((input==1)&&(a21==1))&&!(a11==1))&&(a19==1))&&!(a25==1))&&(a28==9)))) [L201] COND FALSE !((((((((input==4)&&((a25==1)||!(a25==1)))&&!(a11==1))&&(a21==1))&&(a17==8))&&(a28==10))&&(a19==1))) [L204] COND FALSE !(((!(a25==1)&&((a11==1)&&((a28==8)&&(((a17==9)&&(input==4))&&(a19==1)))))&&(a21==1))) [L208] COND FALSE !((!(a19==1)&&((a17==8)&&((a28==10)&&(((a25==1)&&(!(a11==1)&&(input==5)))&&(a21==1)))))) [L212] COND FALSE !((((((a21==1)&&((input==1)&&((!(a25==1)&&(a28==8))||((a25==1)&&(a28==9)))))&&(a17==8))&&!(a11==1))&&(a19==1))) [L222] COND FALSE !(((a21==1)&&((((a19==1)&&((a25==1)&&((a28==11)&&(input==6))))&&!(a11==1))&&(a17==8)))) [L225] COND FALSE !((!(a11==1)&&((a19==1)&&((a28==10)&&(((((a25==1)||!(a25==1))&&(input==5))&&(a17==8))&&(a21==1)))))) [L228] COND FALSE !((((((a17==9)&&((((a25==1)||!(a25==1))&&(input==6))&&(a11==1)))&&(a19==1))&&(a21==1))&&(a28==9))) [L233] COND FALSE !((((a17==8)&&(((((input==6)&&(a25==1))&&!(a19==1))&&!(a11==1))&&(a28==10)))&&(a21==1))) [L235] COND FALSE !(((!(a19==1)&&((a17==8)&&(!(a11==1)&&((input==1)&&((((a28==10)&&!(a25==1))||((a25==1)&&(a28==11)))||(!(a25==1)&&(a28==11)))))))&&(a21==1))) [L242] COND FALSE !((((((((input==1)&&(a21==1))&&(a28==9))&&!(a19==1))&&!(a25==1))&&(a17==8))&&!(a11==1))) [L244] COND FALSE !(((a17==8)&&(((!(a11==1)&&((!(a25==1)&&(input==4))&&(a19==1)))&&(a28==7))&&(a21==1)))) [L247] COND FALSE !((!(a11==1)&&(((a17==8)&&((((!(a25==1)&&(a28==11))||((!(a25==1)&&(a28==10))||((a28==11)&&(a25==1))))&&(input==3))&&(a21==1)))&&!(a19==1)))) [L258] COND FALSE !(((((!(a11==1)&&(((!(a25==1)&&(a28==8))||((a25==1)&&(a28==9)))&&(input==5)))&&(a21==1))&&!(a19==1))&&(a17==8))) [L263] COND FALSE !((((a17==9)&&(((((input==1)&&((a25==1)||!(a25==1)))&&(a11==1))&&(a21==1))&&(a19==1)))&&(a28==9))) [L269] COND FALSE !((!(a11==1)&&((a19==1)&&(((((a28==9)&&(input==6))&&(a21==1))&&(a17==8))&&!(a25==1))))) [L271] COND FALSE !(((a17==9)&&((a21==1)&&((a11==1)&&(((input==3)&&(((a25==1)&&(a28==8))||(((a28==7)&&(a25==1))||(!(a25==1)&&(a28==7)))))&&(a19==1)))))) [L286] COND FALSE !(((a28==7)&&((a17==8)&&(!(a25==1)&&((a21==1)&&((a19==1)&&((input==5)&&!(a11==1)))))))) [L290] COND FALSE !(((a28==8)&&((a21==1)&&((!(a11==1)&&(((input==1)&&(a17==8))&&(a19==1)))&&(a25==1))))) [L293] COND FALSE !((((((a17==8)&&(((input==6)&&((a25==1)||!(a25==1)))&&(a21==1)))&&(a28==10))&&!(a11==1))&&(a19==1))) [L296] COND FALSE !(((!(a11==1)&&((!(a19==1)&&(((!(a25==1)&&(a28==11))||(((a28==10)&&!(a25==1))||((a25==1)&&(a28==11))))&&(input==5)))&&(a17==8)))&&(a21==1))) [L301] COND FALSE !(((a17==8)&&(((a21==1)&&(!(a11==1)&&((a25==1)&&((a28==8)&&(input==6)))))&&(a19==1)))) [L303] COND FALSE !((((a19==1)&&((a17==8)&&(((!(a25==1)&&(input==5))&&(a21==1))&&!(a11==1))))&&(a28==11))) [L307] COND FALSE !(((a11==1)&&(((a17==9)&&((a28==9)&&((a19==1)&&(((a25==1)||!(a25==1))&&(input==5)))))&&(a21==1)))) [L319] COND FALSE !((((((((input==3)&&(a19==1))&&(a21==1))&&(a17==8))&&!(a25==1))&&(a28==11))&&!(a11==1))) [L324] COND FALSE !(((a19==1)&&((a21==1)&&((((input==5)&&(((a25==1)&&(a28==8))||(((a28==7)&&(a25==1))||(!(a25==1)&&(a28==7)))))&&(a11==1))&&(a17==9))))) [L338] COND FALSE !((((a19==1)&&(((!(a11==1)&&(((a25==1)||!(a25==1))&&(input==3)))&&(a28==10))&&(a21==1)))&&(a17==8))) [L341] COND FALSE !(((!(a11==1)&&(((((input==4)&&(a17==8))&&!(a25==1))&&(a21==1))&&(a28==11)))&&(a19==1))) [L347] COND FALSE !((((!(a19==1)&&(((input==4)&&(((!(a25==1)&&(a28==10))||((a28==11)&&(a25==1)))||(!(a25==1)&&(a28==11))))&&(a21==1)))&&(a17==8))&&!(a11==1))) [L359] COND FALSE !((!(a11==1)&&(((a17==8)&&((((a25==1)&&(input==4))&&(a19==1))&&(a28==11)))&&(a21==1)))) [L364] COND FALSE !((((((a21==1)&&((((a28==8)&&!(a25==1))||((a28==9)&&(a25==1)))&&(input==6)))&&!(a11==1))&&!(a19==1))&&(a17==8))) [L371] COND FALSE !(((a19==1)&&((((a21==1)&&((!(a25==1)&&(input==3))&&(a17==9)))&&(a28==8))&&(a11==1)))) [L378] COND FALSE !(((a17==8)&&(((a21==1)&&(((input==5)&&((!(a25==1)&&(a28==8))||((a28==9)&&(a25==1))))&&(a19==1)))&&!(a11==1)))) [L385] COND FALSE !(((a19==1)&&(((((a17==8)&&((input==5)&&!(a11==1)))&&(a21==1))&&(a25==1))&&(a28==8)))) [L388] COND FALSE !((((!(a11==1)&&((((a21==1)&&(input==4))&&(a28==10))&&(a17==8)))&&!(a19==1))&&(a25==1))) [L390] COND FALSE !(((a28==8)&&(((a19==1)&&((a11==1)&&(!(a25==1)&&((a17==9)&&(input==6)))))&&(a21==1)))) [L399] COND FALSE !((!(a11==1)&&((((a21==1)&&((input==6)&&((((a28==10)&&!(a25==1))||((a25==1)&&(a28==11)))||(!(a25==1)&&(a28==11)))))&&(a17==8))&&!(a19==1)))) [L404] COND FALSE !((((((!(a25==1)&&((a19==1)&&(input==3)))&&(a28==9))&&(a21==1))&&(a17==8))&&!(a11==1))) [L408] COND FALSE !((((a17==8)&&((((input==4)&&(((a28==8)&&!(a25==1))||((a25==1)&&(a28==9))))&&(a21==1))&&!(a19==1)))&&!(a11==1))) [L412] COND FALSE !((((!(a11==1)&&((((a19==1)&&(input==5))&&(a17==8))&&(a21==1)))&&(a28==9))&&!(a25==1))) [L414] COND FALSE !((((a11==1)&&((a19==1)&&((a21==1)&&(((a17==9)&&(input==5))&&!(a25==1)))))&&(a28==8))) [L417] COND FALSE !((!(a11==1)&&((a21==1)&&(((a19==1)&&((a17==8)&&((a25==1)&&(input==5))))&&(a28==11))))) [L419] COND FALSE !(((a19==1)&&((a17==8)&&(((((!(a25==1)&&(a28==8))||((a25==1)&&(a28==9)))&&(input==3))&&!(a11==1))&&(a21==1))))) [L424] COND FALSE !((((((!(a25==1)&&(a11==1))&&(a28==7))&&!(a19==1))&&(a21==1))&&(a17==8))) [L427] COND FALSE !(((((((a25==1)&&(a11==1))&&(a28==10))&&(a19==1))&&(a21==1))&&(a17==8))) [L430] COND FALSE !(((((((a25==1)&&!(a11==1))&&(a28==7))&&(a19==1))&&(a21==1))&&(a17==8))) [L433] COND FALSE !(((((((a25==1)&&(a11==1))&&(a28==7))&&(a19==1))&&(a21==1))&&(a17==7))) [L436] COND FALSE !(((((((a25==1)&&(a11==1))&&(a28==9))&&(a19==1))&&(a21==1))&&(a17==8))) [L439] COND FALSE !(((((((a25==1)&&(a11==1))&&(a28==9))&&!(a19==1))&&(a21==1))&&(a17==7))) [L442] COND FALSE !((((((!(a25==1)&&(a11==1))&&(a28==10))&&!(a19==1))&&(a21==1))&&(a17==7))) [L445] COND FALSE !((((((!(a25==1)&&(a11==1))&&(a28==9))&&(a19==1))&&(a21==1))&&(a17==8))) [L448] COND FALSE !((((((!(a25==1)&&(a11==1))&&(a28==7))&&(a19==1))&&(a21==1))&&(a17==8))) [L451] COND FALSE !(((((((a25==1)&&(a11==1))&&(a28==8))&&(a19==1))&&(a21==1))&&(a17==8))) [L454] COND FALSE !(((((((a25==1)&&(a11==1))&&(a28==11))&&!(a19==1))&&(a21==1))&&(a17==8))) [L457] COND FALSE !(((((((a25==1)&&!(a11==1))&&(a28==7))&&(a19==1))&&(a21==1))&&(a17==7))) [L460] COND FALSE !((((((!(a25==1)&&(a11==1))&&(a28==8))&&(a19==1))&&(a21==1))&&(a17==7))) [L463] COND FALSE !(((((((a25==1)&&!(a11==1))&&(a28==10))&&!(a19==1))&&(a21==1))&&(a17==7))) [L466] COND FALSE !(((((((a25==1)&&!(a11==1))&&(a28==11))&&(a19==1))&&(a21==1))&&(a17==7))) [L469] COND FALSE !(((((((a25==1)&&!(a11==1))&&(a28==8))&&(a19==1))&&(a21==1))&&(a17==7))) [L472] COND FALSE !((((((!(a25==1)&&!(a11==1))&&(a28==8))&&(a19==1))&&(a21==1))&&(a17==7))) [L475] COND FALSE !((((((!(a25==1)&&!(a11==1))&&(a28==9))&&!(a19==1))&&(a21==1))&&(a17==7))) [L478] COND FALSE !((((((!(a25==1)&&!(a11==1))&&(a28==7))&&(a19==1))&&(a21==1))&&(a17==7))) [L481] COND FALSE !((((((!(a25==1)&&(a11==1))&&(a28==8))&&(a19==1))&&(a21==1))&&(a17==8))) [L484] COND FALSE !((((((!(a25==1)&&(a11==1))&&(a28==9))&&!(a19==1))&&(a21==1))&&(a17==8))) [L487] COND FALSE !(((((((a25==1)&&!(a11==1))&&(a28==7))&&!(a19==1))&&(a21==1))&&(a17==7))) [L490] COND FALSE !((((((!(a25==1)&&(a11==1))&&(a28==11))&&!(a19==1))&&(a21==1))&&(a17==8))) [L493] COND FALSE !((((((!(a25==1)&&(a11==1))&&(a28==8))&&!(a19==1))&&(a21==1))&&(a17==8))) [L496] COND FALSE !(((((((a25==1)&&(a11==1))&&(a28==10))&&!(a19==1))&&(a21==1))&&(a17==8))) [L499] COND FALSE !((((((!(a25==1)&&(a11==1))&&(a28==9))&&(a19==1))&&(a21==1))&&(a17==7))) [L502] COND FALSE !(((((((a25==1)&&(a11==1))&&(a28==11))&&(a19==1))&&(a21==1))&&(a17==8))) [L505] COND FALSE !(((((((a25==1)&&(a11==1))&&(a28==8))&&!(a19==1))&&(a21==1))&&(a17==7))) [L508] COND FALSE !((((((!(a25==1)&&!(a11==1))&&(a28==8))&&!(a19==1))&&(a21==1))&&(a17==7))) [L511] COND FALSE !(((((((a25==1)&&(a11==1))&&(a28==8))&&!(a19==1))&&(a21==1))&&(a17==8))) [L514] COND FALSE !(((((((a25==1)&&(a11==1))&&(a28==7))&&(a19==1))&&(a21==1))&&(a17==8))) [L517] COND FALSE !((((((!(a25==1)&&(a11==1))&&(a28==10))&&(a19==1))&&(a21==1))&&(a17==8))) [L520] COND FALSE !(((((((a25==1)&&(a11==1))&&(a28==8))&&(a19==1))&&(a21==1))&&(a17==7))) [L523] COND FALSE !((((((!(a25==1)&&!(a11==1))&&(a28==9))&&(a19==1))&&(a21==1))&&(a17==7))) [L526] COND FALSE !((((((!(a25==1)&&(a11==1))&&(a28==7))&&(a19==1))&&(a21==1))&&(a17==7))) [L529] COND FALSE !(((((((a25==1)&&!(a11==1))&&(a28==8))&&!(a19==1))&&(a21==1))&&(a17==7))) [L532] COND FALSE !((((((!(a25==1)&&(a11==1))&&(a28==9))&&!(a19==1))&&(a21==1))&&(a17==7))) [L535] COND FALSE !((((((!(a25==1)&&(a11==1))&&(a28==8))&&!(a19==1))&&(a21==1))&&(a17==7))) [L538] COND TRUE ((((((a25==1)&&(a11==1))&&(a28==11))&&!(a19==1))&&(a21==1))&&(a17==7)) [L539] reach_error() - StatisticsResult: Ultimate Automizer benchmark data CFG has 5 procedures, 539 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: UNSAFE, OverallTime: 121.2s, OverallIterations: 8, TraceHistogramMax: 3, AutomataDifference: 91.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 2428 SDtfs, 23942 SDslu, 5207 SDs, 0 SdLazy, 31455 SolverSat, 2887 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 34.9s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 557 GetRequests, 179 SyntacticMatches, 25 SemanticMatches, 353 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7031 ImplicationChecksByTransitivity, 54.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=3925occurred in iteration=7, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 5.2s AutomataMinimizationTime, 7 MinimizatonAttempts, 3828 StatesRemovedByMinimization, 7 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: No data available, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be incorrect! Received shutdown request...