/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/recursive-with-pointer/simple-recursive.c -------------------------------------------------------------------------------- This is Ultimate 0.2.1-dev-36cd7be [2021-02-24 04:15:48,430 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-02-24 04:15:48,435 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-02-24 04:15:48,492 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-02-24 04:15:48,493 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-02-24 04:15:48,497 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-02-24 04:15:48,500 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-02-24 04:15:48,508 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-02-24 04:15:48,511 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-02-24 04:15:48,517 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-02-24 04:15:48,518 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-02-24 04:15:48,520 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-02-24 04:15:48,520 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-02-24 04:15:48,523 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-02-24 04:15:48,525 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-02-24 04:15:48,526 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-02-24 04:15:48,530 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-02-24 04:15:48,531 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-02-24 04:15:48,540 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-02-24 04:15:48,547 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-02-24 04:15:48,549 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-02-24 04:15:48,551 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-02-24 04:15:48,553 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-02-24 04:15:48,556 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-02-24 04:15:48,566 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2021-02-24 04:15:48,590 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-02-24 04:15:48,592 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-02-24 04:15:48,593 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-02-24 04:15:48,597 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 04:15:48,626 INFO L113 SettingsManager]: Loading preferences was successful [2021-02-24 04:15:48,626 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-02-24 04:15:48,631 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-02-24 04:15:48,632 INFO L138 SettingsManager]: * sizeof long=4 [2021-02-24 04:15:48,632 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-02-24 04:15:48,632 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-02-24 04:15:48,632 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-02-24 04:15:48,633 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-02-24 04:15:48,633 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-02-24 04:15:48,633 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-02-24 04:15:48,634 INFO L138 SettingsManager]: * sizeof long double=12 [2021-02-24 04:15:48,635 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-02-24 04:15:48,635 INFO L138 SettingsManager]: * Use constant arrays=true [2021-02-24 04:15:48,635 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-02-24 04:15:48,636 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-02-24 04:15:48,636 INFO L138 SettingsManager]: * Size of a code block=SingleStatement [2021-02-24 04:15:48,636 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-02-24 04:15:48,636 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-02-24 04:15:48,636 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-02-24 04:15:48,637 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-02-24 04:15:48,637 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=AcceleratedInterpolation [2021-02-24 04:15:48,637 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-02-24 04:15:48,637 INFO L138 SettingsManager]: * Loop acceleration method that is used by accelerated interpolation=WERNER_OVERAPPROX [2021-02-24 04:15:48,638 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-02-24 04:15:49,050 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-02-24 04:15:49,080 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-02-24 04:15:49,083 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-02-24 04:15:49,085 INFO L271 PluginConnector]: Initializing CDTParser... [2021-02-24 04:15:49,085 INFO L275 PluginConnector]: CDTParser initialized [2021-02-24 04:15:49,086 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/recursive-with-pointer/simple-recursive.c [2021-02-24 04:15:49,160 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/31d1eaf46/6cde0f05ae8d4863b7a55bd183a096d9/FLAG69b5af2fb [2021-02-24 04:15:49,791 INFO L306 CDTParser]: Found 1 translation units. [2021-02-24 04:15:49,792 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/recursive-with-pointer/simple-recursive.c [2021-02-24 04:15:49,800 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/31d1eaf46/6cde0f05ae8d4863b7a55bd183a096d9/FLAG69b5af2fb [2021-02-24 04:15:50,172 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/31d1eaf46/6cde0f05ae8d4863b7a55bd183a096d9 [2021-02-24 04:15:50,175 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-02-24 04:15:50,192 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2021-02-24 04:15:50,198 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-02-24 04:15:50,199 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-02-24 04:15:50,203 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-02-24 04:15:50,204 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.02 04:15:50" (1/1) ... [2021-02-24 04:15:50,206 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2b3ee85f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.02 04:15:50, skipping insertion in model container [2021-02-24 04:15:50,206 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.02 04:15:50" (1/1) ... [2021-02-24 04:15:50,218 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-02-24 04:15:50,236 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-02-24 04:15:50,472 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/recursive-with-pointer/simple-recursive.c[439,452] [2021-02-24 04:15:50,485 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-02-24 04:15:50,500 INFO L203 MainTranslator]: Completed pre-run [2021-02-24 04:15:50,518 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/recursive-with-pointer/simple-recursive.c[439,452] [2021-02-24 04:15:50,520 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-02-24 04:15:50,542 INFO L208 MainTranslator]: Completed translation [2021-02-24 04:15:50,543 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.02 04:15:50 WrapperNode [2021-02-24 04:15:50,543 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-02-24 04:15:50,547 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-02-24 04:15:50,548 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-02-24 04:15:50,549 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-02-24 04:15:50,565 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.02 04:15:50" (1/1) ... [2021-02-24 04:15:50,565 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.02 04:15:50" (1/1) ... [2021-02-24 04:15:50,574 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.02 04:15:50" (1/1) ... [2021-02-24 04:15:50,574 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.02 04:15:50" (1/1) ... [2021-02-24 04:15:50,590 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.02 04:15:50" (1/1) ... [2021-02-24 04:15:50,594 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.02 04:15:50" (1/1) ... [2021-02-24 04:15:50,602 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.02 04:15:50" (1/1) ... [2021-02-24 04:15:50,605 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-02-24 04:15:50,607 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-02-24 04:15:50,607 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-02-24 04:15:50,607 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-02-24 04:15:50,608 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.02 04:15:50" (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 04:15:50,705 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2021-02-24 04:15:50,705 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-02-24 04:15:50,705 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2021-02-24 04:15:50,705 INFO L138 BoogieDeclarations]: Found implementation of procedure plus [2021-02-24 04:15:50,706 INFO L138 BoogieDeclarations]: Found implementation of procedure foo [2021-02-24 04:15:50,706 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2021-02-24 04:15:50,706 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2021-02-24 04:15:50,706 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2021-02-24 04:15:50,706 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2021-02-24 04:15:50,706 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-02-24 04:15:50,707 INFO L130 BoogieDeclarations]: Found specification of procedure foo [2021-02-24 04:15:50,707 INFO L130 BoogieDeclarations]: Found specification of procedure plus [2021-02-24 04:15:50,707 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-02-24 04:15:50,707 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-02-24 04:15:50,707 INFO L130 BoogieDeclarations]: Found specification of procedure main [2021-02-24 04:15:50,707 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-02-24 04:15:50,708 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-02-24 04:15:50,708 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2021-02-24 04:15:50,708 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-02-24 04:15:50,964 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-02-24 04:15:50,965 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2021-02-24 04:15:50,967 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.02 04:15:50 BoogieIcfgContainer [2021-02-24 04:15:50,967 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-02-24 04:15:50,969 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-02-24 04:15:50,969 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-02-24 04:15:50,998 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-02-24 04:15:50,999 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 24.02 04:15:50" (1/3) ... [2021-02-24 04:15:51,000 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7338d94f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.02 04:15:50, skipping insertion in model container [2021-02-24 04:15:51,000 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.02 04:15:50" (2/3) ... [2021-02-24 04:15:51,000 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7338d94f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.02 04:15:51, skipping insertion in model container [2021-02-24 04:15:51,001 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.02 04:15:50" (3/3) ... [2021-02-24 04:15:51,003 INFO L111 eAbstractionObserver]: Analyzing ICFG simple-recursive.c [2021-02-24 04:15:51,013 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:AcceleratedInterpolation Determinization: PREDICATE_ABSTRACTION [2021-02-24 04:15:51,019 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2021-02-24 04:15:51,045 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-02-24 04:15:51,076 INFO L376 AbstractCegarLoop]: Interprodecural is true [2021-02-24 04:15:51,076 INFO L377 AbstractCegarLoop]: Hoare is true [2021-02-24 04:15:51,076 INFO L378 AbstractCegarLoop]: Compute interpolants for AcceleratedInterpolation [2021-02-24 04:15:51,077 INFO L379 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-02-24 04:15:51,077 INFO L380 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-02-24 04:15:51,077 INFO L381 AbstractCegarLoop]: Difference is false [2021-02-24 04:15:51,077 INFO L382 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-02-24 04:15:51,077 INFO L386 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-02-24 04:15:51,094 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states. [2021-02-24 04:15:51,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-02-24 04:15:51,104 INFO L414 BasicCegarLoop]: Found error trace [2021-02-24 04:15:51,105 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] [2021-02-24 04:15:51,105 INFO L428 AbstractCegarLoop]: === Iteration 1 === [fooErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-02-24 04:15:51,111 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-24 04:15:51,112 INFO L82 PathProgramCache]: Analyzing trace with hash -1076901845, now seen corresponding path program 1 times [2021-02-24 04:15:51,122 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-02-24 04:15:51,123 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2076426618] [2021-02-24 04:15:51,123 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-24 04:15:51,204 INFO L218 tedInterpolationCore]: No loops in this trace, falling back to nested interpolation [2021-02-24 04:15:51,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 04:15:51,381 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:15:51,382 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 04:15:51,383 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:15:51,384 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-24 04:15:51,398 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:15:51,399 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-24 04:15:51,406 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:15:51,407 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-24 04:15:51,415 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:15:51,416 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-02-24 04:15:51,425 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:15:51,426 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 04:15:51,480 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-24 04:15:51,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 04:15:51,531 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:15:51,532 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 04:15:51,542 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 04:15:51,544 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2076426618] [2021-02-24 04:15:51,546 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-02-24 04:15:51,546 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-02-24 04:15:51,546 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [340114694] [2021-02-24 04:15:51,551 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-02-24 04:15:51,551 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-02-24 04:15:51,565 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-02-24 04:15:51,566 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-02-24 04:15:51,568 INFO L87 Difference]: Start difference. First operand 49 states. Second operand 7 states. [2021-02-24 04:15:51,913 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-02-24 04:15:51,913 INFO L93 Difference]: Finished difference Result 71 states and 77 transitions. [2021-02-24 04:15:51,914 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-02-24 04:15:51,916 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 27 [2021-02-24 04:15:51,916 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-02-24 04:15:51,925 INFO L225 Difference]: With dead ends: 71 [2021-02-24 04:15:51,925 INFO L226 Difference]: Without dead ends: 42 [2021-02-24 04:15:51,929 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=29, Invalid=61, Unknown=0, NotChecked=0, Total=90 [2021-02-24 04:15:51,968 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 42 states. [2021-02-24 04:15:51,995 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 42 to 40. [2021-02-24 04:15:51,997 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 40 states. [2021-02-24 04:15:51,998 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 40 states and 40 transitions. [2021-02-24 04:15:52,000 INFO L78 Accepts]: Start accepts. Automaton has 40 states and 40 transitions. Word has length 27 [2021-02-24 04:15:52,001 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-02-24 04:15:52,001 INFO L480 AbstractCegarLoop]: Abstraction has 40 states and 40 transitions. [2021-02-24 04:15:52,001 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2021-02-24 04:15:52,001 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 40 transitions. [2021-02-24 04:15:52,002 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-02-24 04:15:52,003 INFO L414 BasicCegarLoop]: Found error trace [2021-02-24 04:15:52,003 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-02-24 04:15:52,003 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-02-24 04:15:52,003 INFO L428 AbstractCegarLoop]: === Iteration 2 === [fooErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-02-24 04:15:52,004 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-24 04:15:52,005 INFO L82 PathProgramCache]: Analyzing trace with hash 827030606, now seen corresponding path program 1 times [2021-02-24 04:15:52,005 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-02-24 04:15:52,005 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1415179925] [2021-02-24 04:15:52,005 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-24 04:15:52,009 INFO L218 tedInterpolationCore]: No loops in this trace, falling back to nested interpolation [2021-02-24 04:15:52,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 04:15:52,098 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:15:52,098 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 04:15:52,099 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:15:52,100 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-24 04:15:52,104 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:15:52,104 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-24 04:15:52,109 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:15:52,110 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-24 04:15:52,115 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:15:52,116 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-24 04:15:52,123 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:15:52,124 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-24 04:15:52,131 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:15:52,132 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 04:15:52,141 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:15:52,142 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-02-24 04:15:52,151 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:15:52,152 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-24 04:15:52,163 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:15:52,164 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-24 04:15:52,175 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:15:52,176 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-24 04:15:52,188 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:15:52,189 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 04:15:52,200 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:15:52,201 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 04:15:52,232 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-24 04:15:52,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 04:15:52,246 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:15:52,247 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 04:15:52,253 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 04:15:52,253 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1415179925] [2021-02-24 04:15:52,254 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-02-24 04:15:52,254 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2021-02-24 04:15:52,254 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [922967795] [2021-02-24 04:15:52,255 INFO L460 AbstractCegarLoop]: Interpolant automaton has 14 states [2021-02-24 04:15:52,255 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-02-24 04:15:52,256 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2021-02-24 04:15:52,257 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=154, Unknown=0, NotChecked=0, Total=182 [2021-02-24 04:15:52,257 INFO L87 Difference]: Start difference. First operand 40 states and 40 transitions. Second operand 14 states. [2021-02-24 04:15:52,975 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-02-24 04:15:52,975 INFO L93 Difference]: Finished difference Result 60 states and 60 transitions. [2021-02-24 04:15:52,976 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-02-24 04:15:52,976 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 39 [2021-02-24 04:15:52,976 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-02-24 04:15:52,978 INFO L225 Difference]: With dead ends: 60 [2021-02-24 04:15:52,978 INFO L226 Difference]: Without dead ends: 54 [2021-02-24 04:15:52,980 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 28 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 80 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=129, Invalid=573, Unknown=0, NotChecked=0, Total=702 [2021-02-24 04:15:52,981 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 54 states. [2021-02-24 04:15:52,995 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 54 to 52. [2021-02-24 04:15:52,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 52 states. [2021-02-24 04:15:52,997 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 52 states and 52 transitions. [2021-02-24 04:15:52,997 INFO L78 Accepts]: Start accepts. Automaton has 52 states and 52 transitions. Word has length 39 [2021-02-24 04:15:52,998 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-02-24 04:15:52,998 INFO L480 AbstractCegarLoop]: Abstraction has 52 states and 52 transitions. [2021-02-24 04:15:52,998 INFO L481 AbstractCegarLoop]: Interpolant automaton has 14 states. [2021-02-24 04:15:52,998 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 52 transitions. [2021-02-24 04:15:53,000 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-02-24 04:15:53,000 INFO L414 BasicCegarLoop]: Found error trace [2021-02-24 04:15:53,000 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 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] [2021-02-24 04:15:53,001 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-02-24 04:15:53,001 INFO L428 AbstractCegarLoop]: === Iteration 3 === [fooErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-02-24 04:15:53,002 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-24 04:15:53,003 INFO L82 PathProgramCache]: Analyzing trace with hash -20769807, now seen corresponding path program 2 times [2021-02-24 04:15:53,004 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-02-24 04:15:53,004 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1180287983] [2021-02-24 04:15:53,004 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-24 04:15:53,010 INFO L218 tedInterpolationCore]: No loops in this trace, falling back to nested interpolation [2021-02-24 04:15:53,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 04:15:53,192 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:15:53,193 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 04:15:53,194 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:15:53,194 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-24 04:15:53,201 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:15:53,202 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-24 04:15:53,207 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:15:53,208 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-24 04:15:53,214 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:15:53,215 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-24 04:15:53,222 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:15:53,223 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-24 04:15:53,232 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:15:53,232 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 04:15:53,242 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:15:53,242 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-02-24 04:15:53,253 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:15:53,254 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-24 04:15:53,266 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:15:53,267 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-24 04:15:53,280 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:15:53,281 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-24 04:15:53,294 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:15:53,295 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-24 04:15:53,308 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:15:53,309 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-24 04:15:53,311 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:15:53,312 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 04:15:53,326 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:15:53,327 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 04:15:53,341 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:15:53,342 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-24 04:15:53,358 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:15:53,358 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-24 04:15:53,374 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:15:53,375 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-24 04:15:53,409 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:15:53,410 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 04:15:53,426 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:15:53,427 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 04:15:53,466 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-24 04:15:53,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 04:15:53,476 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:15:53,477 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 04:15:53,484 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 04:15:53,485 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1180287983] [2021-02-24 04:15:53,485 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-02-24 04:15:53,485 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [20] imperfect sequences [] total 20 [2021-02-24 04:15:53,485 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [944366569] [2021-02-24 04:15:53,486 INFO L460 AbstractCegarLoop]: Interpolant automaton has 20 states [2021-02-24 04:15:53,486 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-02-24 04:15:53,487 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2021-02-24 04:15:53,487 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=331, Unknown=0, NotChecked=0, Total=380 [2021-02-24 04:15:53,487 INFO L87 Difference]: Start difference. First operand 52 states and 52 transitions. Second operand 20 states. [2021-02-24 04:15:54,850 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-02-24 04:15:54,851 INFO L93 Difference]: Finished difference Result 72 states and 72 transitions. [2021-02-24 04:15:54,851 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-02-24 04:15:54,851 INFO L78 Accepts]: Start accepts. Automaton has 20 states. Word has length 51 [2021-02-24 04:15:54,852 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-02-24 04:15:54,853 INFO L225 Difference]: With dead ends: 72 [2021-02-24 04:15:54,853 INFO L226 Difference]: Without dead ends: 66 [2021-02-24 04:15:54,854 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 44 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 40 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 283 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=278, Invalid=1444, Unknown=0, NotChecked=0, Total=1722 [2021-02-24 04:15:54,855 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 66 states. [2021-02-24 04:15:54,870 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 66 to 64. [2021-02-24 04:15:54,870 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 64 states. [2021-02-24 04:15:54,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 64 states and 64 transitions. [2021-02-24 04:15:54,872 INFO L78 Accepts]: Start accepts. Automaton has 64 states and 64 transitions. Word has length 51 [2021-02-24 04:15:54,873 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-02-24 04:15:54,873 INFO L480 AbstractCegarLoop]: Abstraction has 64 states and 64 transitions. [2021-02-24 04:15:54,873 INFO L481 AbstractCegarLoop]: Interpolant automaton has 20 states. [2021-02-24 04:15:54,873 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 64 transitions. [2021-02-24 04:15:54,875 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-02-24 04:15:54,875 INFO L414 BasicCegarLoop]: Found error trace [2021-02-24 04:15:54,875 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 1, 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 04:15:54,876 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-02-24 04:15:54,876 INFO L428 AbstractCegarLoop]: === Iteration 4 === [fooErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-02-24 04:15:54,876 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-24 04:15:54,876 INFO L82 PathProgramCache]: Analyzing trace with hash 2013089556, now seen corresponding path program 3 times [2021-02-24 04:15:54,877 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-02-24 04:15:54,877 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1502176217] [2021-02-24 04:15:54,877 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-24 04:15:54,880 INFO L218 tedInterpolationCore]: No loops in this trace, falling back to nested interpolation [2021-02-24 04:15:54,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 04:15:55,006 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:15:55,007 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 04:15:55,008 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:15:55,008 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-24 04:15:55,012 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:15:55,012 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-24 04:15:55,016 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:15:55,017 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-24 04:15:55,022 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:15:55,023 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-24 04:15:55,030 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:15:55,031 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-24 04:15:55,041 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:15:55,047 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 04:15:55,055 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:15:55,055 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-02-24 04:15:55,071 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:15:55,075 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-24 04:15:55,090 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:15:55,091 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-24 04:15:55,104 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:15:55,105 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-24 04:15:55,120 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:15:55,121 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-24 04:15:55,134 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:15:55,135 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-24 04:15:55,137 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:15:55,138 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 04:15:55,152 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:15:55,153 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 04:15:55,166 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:15:55,167 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-24 04:15:55,181 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:15:55,182 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-24 04:15:55,198 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:15:55,198 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-24 04:15:55,214 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:15:55,214 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-24 04:15:55,231 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:15:55,232 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-24 04:15:55,233 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:15:55,234 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 04:15:55,253 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:15:55,255 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 04:15:55,275 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:15:55,275 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-24 04:15:55,298 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:15:55,299 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-24 04:15:55,326 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:15:55,327 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-24 04:15:55,349 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:15:55,350 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 04:15:55,374 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:15:55,374 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 04:15:55,424 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-24 04:15:55,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 04:15:55,433 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:15:55,434 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 04:15:55,442 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 04:15:55,443 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1502176217] [2021-02-24 04:15:55,443 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-02-24 04:15:55,443 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [26] imperfect sequences [] total 26 [2021-02-24 04:15:55,443 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [828122263] [2021-02-24 04:15:55,444 INFO L460 AbstractCegarLoop]: Interpolant automaton has 26 states [2021-02-24 04:15:55,444 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-02-24 04:15:55,445 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 26 interpolants. [2021-02-24 04:15:55,445 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=76, Invalid=574, Unknown=0, NotChecked=0, Total=650 [2021-02-24 04:15:55,445 INFO L87 Difference]: Start difference. First operand 64 states and 64 transitions. Second operand 26 states. [2021-02-24 04:15:57,620 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-02-24 04:15:57,621 INFO L93 Difference]: Finished difference Result 84 states and 84 transitions. [2021-02-24 04:15:57,621 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2021-02-24 04:15:57,621 INFO L78 Accepts]: Start accepts. Automaton has 26 states. Word has length 63 [2021-02-24 04:15:57,625 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-02-24 04:15:57,627 INFO L225 Difference]: With dead ends: 84 [2021-02-24 04:15:57,627 INFO L226 Difference]: Without dead ends: 78 [2021-02-24 04:15:57,629 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 60 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 55 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 605 ImplicationChecksByTransitivity, 1.9s TimeCoverageRelationStatistics Valid=482, Invalid=2710, Unknown=0, NotChecked=0, Total=3192 [2021-02-24 04:15:57,630 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 78 states. [2021-02-24 04:15:57,663 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 78 to 76. [2021-02-24 04:15:57,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 76 states. [2021-02-24 04:15:57,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 76 states and 76 transitions. [2021-02-24 04:15:57,667 INFO L78 Accepts]: Start accepts. Automaton has 76 states and 76 transitions. Word has length 63 [2021-02-24 04:15:57,668 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-02-24 04:15:57,668 INFO L480 AbstractCegarLoop]: Abstraction has 76 states and 76 transitions. [2021-02-24 04:15:57,668 INFO L481 AbstractCegarLoop]: Interpolant automaton has 26 states. [2021-02-24 04:15:57,668 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 76 transitions. [2021-02-24 04:15:57,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2021-02-24 04:15:57,677 INFO L414 BasicCegarLoop]: Found error trace [2021-02-24 04:15:57,678 INFO L422 BasicCegarLoop]: trace histogram [5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 1, 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 04:15:57,678 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-02-24 04:15:57,678 INFO L428 AbstractCegarLoop]: === Iteration 5 === [fooErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-02-24 04:15:57,679 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-24 04:15:57,679 INFO L82 PathProgramCache]: Analyzing trace with hash -1197412937, now seen corresponding path program 4 times [2021-02-24 04:15:57,679 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-02-24 04:15:57,679 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2112828490] [2021-02-24 04:15:57,680 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-24 04:15:57,684 INFO L218 tedInterpolationCore]: No loops in this trace, falling back to nested interpolation [2021-02-24 04:15:57,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 04:15:57,790 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:15:57,791 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 04:15:57,791 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:15:57,792 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-24 04:15:57,795 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:15:57,796 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-24 04:15:57,800 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:15:57,800 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-24 04:15:57,805 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:15:57,806 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-24 04:15:57,814 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:15:57,815 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-24 04:15:57,822 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:15:57,823 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 04:15:57,838 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:15:57,839 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-02-24 04:15:57,848 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:15:57,848 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-24 04:15:57,859 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:15:57,862 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-24 04:15:57,874 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:15:57,875 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-24 04:15:57,890 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:15:57,891 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-24 04:15:57,905 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:15:57,905 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-24 04:15:57,906 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:15:57,907 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 04:15:57,921 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:15:57,922 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 04:15:57,938 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:15:57,939 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-24 04:15:57,958 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:15:57,959 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-24 04:15:57,975 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:15:57,976 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-24 04:15:57,992 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:15:57,993 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-24 04:15:58,009 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:15:58,010 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-24 04:15:58,010 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:15:58,011 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 04:15:58,026 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:15:58,027 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 04:15:58,043 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:15:58,044 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-24 04:15:58,062 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:15:58,063 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-24 04:15:58,085 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:15:58,086 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-24 04:15:58,112 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:15:58,113 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-24 04:15:58,140 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:15:58,144 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-24 04:15:58,145 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:15:58,146 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 04:15:58,171 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:15:58,171 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 04:15:58,198 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:15:58,198 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-24 04:15:58,228 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:15:58,229 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-24 04:15:58,260 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:15:58,261 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-24 04:15:58,290 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:15:58,290 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 04:15:58,317 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:15:58,317 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 04:15:58,374 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-24 04:15:58,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 04:15:58,383 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:15:58,384 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 04:15:58,395 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 04:15:58,396 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2112828490] [2021-02-24 04:15:58,396 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-02-24 04:15:58,396 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [32] imperfect sequences [] total 32 [2021-02-24 04:15:58,396 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [255573471] [2021-02-24 04:15:58,397 INFO L460 AbstractCegarLoop]: Interpolant automaton has 32 states [2021-02-24 04:15:58,397 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-02-24 04:15:58,397 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 32 interpolants. [2021-02-24 04:15:58,398 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=109, Invalid=883, Unknown=0, NotChecked=0, Total=992 [2021-02-24 04:15:58,398 INFO L87 Difference]: Start difference. First operand 76 states and 76 transitions. Second operand 32 states. [2021-02-24 04:16:01,264 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-02-24 04:16:01,264 INFO L93 Difference]: Finished difference Result 96 states and 96 transitions. [2021-02-24 04:16:01,268 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2021-02-24 04:16:01,268 INFO L78 Accepts]: Start accepts. Automaton has 32 states. Word has length 75 [2021-02-24 04:16:01,268 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-02-24 04:16:01,269 INFO L225 Difference]: With dead ends: 96 [2021-02-24 04:16:01,269 INFO L226 Difference]: Without dead ends: 90 [2021-02-24 04:16:01,272 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 76 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 70 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1046 ImplicationChecksByTransitivity, 2.7s TimeCoverageRelationStatistics Valid=741, Invalid=4371, Unknown=0, NotChecked=0, Total=5112 [2021-02-24 04:16:01,272 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 90 states. [2021-02-24 04:16:01,292 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 90 to 88. [2021-02-24 04:16:01,292 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 88 states. [2021-02-24 04:16:01,293 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 88 states and 88 transitions. [2021-02-24 04:16:01,293 INFO L78 Accepts]: Start accepts. Automaton has 88 states and 88 transitions. Word has length 75 [2021-02-24 04:16:01,294 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-02-24 04:16:01,294 INFO L480 AbstractCegarLoop]: Abstraction has 88 states and 88 transitions. [2021-02-24 04:16:01,294 INFO L481 AbstractCegarLoop]: Interpolant automaton has 32 states. [2021-02-24 04:16:01,294 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 88 transitions. [2021-02-24 04:16:01,295 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2021-02-24 04:16:01,295 INFO L414 BasicCegarLoop]: Found error trace [2021-02-24 04:16:01,295 INFO L422 BasicCegarLoop]: trace histogram [6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 1, 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 04:16:01,295 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-02-24 04:16:01,296 INFO L428 AbstractCegarLoop]: === Iteration 6 === [fooErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-02-24 04:16:01,296 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-24 04:16:01,296 INFO L82 PathProgramCache]: Analyzing trace with hash -667635750, now seen corresponding path program 5 times [2021-02-24 04:16:01,296 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-02-24 04:16:01,297 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1384960444] [2021-02-24 04:16:01,297 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-24 04:16:01,299 INFO L218 tedInterpolationCore]: No loops in this trace, falling back to nested interpolation [2021-02-24 04:16:01,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 04:16:01,402 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:16:01,403 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 04:16:01,403 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:16:01,404 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-24 04:16:01,407 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:16:01,408 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-24 04:16:01,412 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:16:01,413 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-24 04:16:01,418 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:16:01,419 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-24 04:16:01,425 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:16:01,426 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-24 04:16:01,434 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:16:01,434 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 04:16:01,442 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:16:01,443 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-02-24 04:16:01,452 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:16:01,453 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-24 04:16:01,463 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:16:01,464 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-24 04:16:01,475 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:16:01,475 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-24 04:16:01,487 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:16:01,487 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-24 04:16:01,500 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:16:01,500 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-24 04:16:01,501 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:16:01,501 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 04:16:01,513 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:16:01,513 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 04:16:01,525 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:16:01,526 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-24 04:16:01,542 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:16:01,543 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-24 04:16:01,561 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:16:01,563 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-24 04:16:01,580 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:16:01,581 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-24 04:16:01,614 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:16:01,615 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-24 04:16:01,618 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:16:01,618 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 04:16:01,637 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:16:01,637 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 04:16:01,657 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:16:01,658 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-24 04:16:01,679 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:16:01,679 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-24 04:16:01,701 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:16:01,701 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-24 04:16:01,725 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:16:01,726 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-24 04:16:01,749 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:16:01,750 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-24 04:16:01,751 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:16:01,752 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 04:16:01,774 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:16:01,775 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 04:16:01,798 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:16:01,799 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-24 04:16:01,825 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:16:01,825 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-24 04:16:01,851 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:16:01,852 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-24 04:16:01,879 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:16:01,880 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-24 04:16:01,913 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:16:01,913 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-24 04:16:01,914 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:16:01,914 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 04:16:01,942 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:16:01,942 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 04:16:01,971 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:16:01,971 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-24 04:16:02,002 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:16:02,002 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-24 04:16:02,034 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:16:02,035 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-24 04:16:02,064 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:16:02,065 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 04:16:02,093 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:16:02,094 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 04:16:02,152 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-24 04:16:02,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 04:16:02,163 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:16:02,164 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 04:16:02,183 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 04:16:02,184 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1384960444] [2021-02-24 04:16:02,184 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-02-24 04:16:02,184 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [38] imperfect sequences [] total 38 [2021-02-24 04:16:02,184 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [610533521] [2021-02-24 04:16:02,185 INFO L460 AbstractCegarLoop]: Interpolant automaton has 38 states [2021-02-24 04:16:02,185 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-02-24 04:16:02,186 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 38 interpolants. [2021-02-24 04:16:02,187 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=148, Invalid=1258, Unknown=0, NotChecked=0, Total=1406 [2021-02-24 04:16:02,187 INFO L87 Difference]: Start difference. First operand 88 states and 88 transitions. Second operand 38 states. [2021-02-24 04:16:05,812 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-02-24 04:16:05,812 INFO L93 Difference]: Finished difference Result 108 states and 108 transitions. [2021-02-24 04:16:05,812 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2021-02-24 04:16:05,812 INFO L78 Accepts]: Start accepts. Automaton has 38 states. Word has length 87 [2021-02-24 04:16:05,815 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-02-24 04:16:05,816 INFO L225 Difference]: With dead ends: 108 [2021-02-24 04:16:05,816 INFO L226 Difference]: Without dead ends: 102 [2021-02-24 04:16:05,820 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 92 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 85 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1606 ImplicationChecksByTransitivity, 3.7s TimeCoverageRelationStatistics Valid=1055, Invalid=6427, Unknown=0, NotChecked=0, Total=7482 [2021-02-24 04:16:05,822 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 102 states. [2021-02-24 04:16:05,860 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 102 to 100. [2021-02-24 04:16:05,860 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 100 states. [2021-02-24 04:16:05,867 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 100 states and 100 transitions. [2021-02-24 04:16:05,868 INFO L78 Accepts]: Start accepts. Automaton has 100 states and 100 transitions. Word has length 87 [2021-02-24 04:16:05,872 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-02-24 04:16:05,872 INFO L480 AbstractCegarLoop]: Abstraction has 100 states and 100 transitions. [2021-02-24 04:16:05,872 INFO L481 AbstractCegarLoop]: Interpolant automaton has 38 states. [2021-02-24 04:16:05,872 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 100 transitions. [2021-02-24 04:16:05,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2021-02-24 04:16:05,876 INFO L414 BasicCegarLoop]: Found error trace [2021-02-24 04:16:05,876 INFO L422 BasicCegarLoop]: trace histogram [7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 1, 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 04:16:05,877 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-02-24 04:16:05,877 INFO L428 AbstractCegarLoop]: === Iteration 7 === [fooErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-02-24 04:16:05,877 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-24 04:16:05,878 INFO L82 PathProgramCache]: Analyzing trace with hash 438261117, now seen corresponding path program 6 times [2021-02-24 04:16:05,878 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-02-24 04:16:05,878 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [713655130] [2021-02-24 04:16:05,878 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-24 04:16:05,881 INFO L218 tedInterpolationCore]: No loops in this trace, falling back to nested interpolation [2021-02-24 04:16:05,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 04:16:06,005 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:16:06,006 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 04:16:06,006 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:16:06,007 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-24 04:16:06,010 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:16:06,011 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-24 04:16:06,015 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:16:06,016 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-24 04:16:06,021 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:16:06,022 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-24 04:16:06,028 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:16:06,029 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-24 04:16:06,036 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:16:06,037 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 04:16:06,044 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:16:06,045 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-02-24 04:16:06,056 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:16:06,056 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-24 04:16:06,072 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:16:06,072 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-24 04:16:06,087 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:16:06,088 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-24 04:16:06,103 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:16:06,104 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-24 04:16:06,125 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:16:06,126 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-24 04:16:06,126 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:16:06,127 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 04:16:06,140 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:16:06,140 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 04:16:06,154 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:16:06,155 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-24 04:16:06,170 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:16:06,171 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-24 04:16:06,186 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:16:06,186 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-24 04:16:06,202 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:16:06,203 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-24 04:16:06,218 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:16:06,218 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-24 04:16:06,219 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:16:06,219 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 04:16:06,234 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:16:06,235 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 04:16:06,254 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:16:06,255 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-24 04:16:06,275 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:16:06,275 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-24 04:16:06,294 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:16:06,294 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-24 04:16:06,313 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:16:06,313 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-24 04:16:06,336 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:16:06,339 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-24 04:16:06,343 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:16:06,343 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 04:16:06,368 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:16:06,369 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 04:16:06,394 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:16:06,395 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-24 04:16:06,423 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:16:06,424 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-24 04:16:06,453 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:16:06,453 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-24 04:16:06,483 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:16:06,484 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-24 04:16:06,512 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:16:06,513 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-24 04:16:06,514 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:16:06,514 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 04:16:06,550 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:16:06,551 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 04:16:06,580 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:16:06,580 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-24 04:16:06,613 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:16:06,614 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-24 04:16:06,646 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:16:06,647 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-24 04:16:06,679 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:16:06,680 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-24 04:16:06,715 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:16:06,715 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-24 04:16:06,716 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:16:06,719 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 04:16:06,756 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:16:06,756 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 04:16:06,791 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:16:06,791 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-24 04:16:06,829 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:16:06,830 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-24 04:16:06,868 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:16:06,868 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-24 04:16:06,906 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:16:06,907 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 04:16:06,941 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:16:06,941 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 04:16:07,007 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-24 04:16:07,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 04:16:07,023 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:16:07,024 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 04:16:07,044 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 04:16:07,045 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [713655130] [2021-02-24 04:16:07,045 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-02-24 04:16:07,045 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [44] imperfect sequences [] total 44 [2021-02-24 04:16:07,045 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [32650659] [2021-02-24 04:16:07,046 INFO L460 AbstractCegarLoop]: Interpolant automaton has 44 states [2021-02-24 04:16:07,046 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-02-24 04:16:07,046 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 44 interpolants. [2021-02-24 04:16:07,047 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=193, Invalid=1699, Unknown=0, NotChecked=0, Total=1892 [2021-02-24 04:16:07,048 INFO L87 Difference]: Start difference. First operand 100 states and 100 transitions. Second operand 44 states. [2021-02-24 04:16:11,276 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-02-24 04:16:11,276 INFO L93 Difference]: Finished difference Result 120 states and 120 transitions. [2021-02-24 04:16:11,276 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 62 states. [2021-02-24 04:16:11,276 INFO L78 Accepts]: Start accepts. Automaton has 44 states. Word has length 99 [2021-02-24 04:16:11,277 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-02-24 04:16:11,280 INFO L225 Difference]: With dead ends: 120 [2021-02-24 04:16:11,280 INFO L226 Difference]: Without dead ends: 114 [2021-02-24 04:16:11,284 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 108 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 100 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2285 ImplicationChecksByTransitivity, 4.7s TimeCoverageRelationStatistics Valid=1424, Invalid=8878, Unknown=0, NotChecked=0, Total=10302 [2021-02-24 04:16:11,286 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 114 states. [2021-02-24 04:16:11,321 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 114 to 112. [2021-02-24 04:16:11,322 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 112 states. [2021-02-24 04:16:11,323 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 112 states and 112 transitions. [2021-02-24 04:16:11,323 INFO L78 Accepts]: Start accepts. Automaton has 112 states and 112 transitions. Word has length 99 [2021-02-24 04:16:11,323 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-02-24 04:16:11,323 INFO L480 AbstractCegarLoop]: Abstraction has 112 states and 112 transitions. [2021-02-24 04:16:11,324 INFO L481 AbstractCegarLoop]: Interpolant automaton has 44 states. [2021-02-24 04:16:11,324 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 112 transitions. [2021-02-24 04:16:11,325 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2021-02-24 04:16:11,325 INFO L414 BasicCegarLoop]: Found error trace [2021-02-24 04:16:11,325 INFO L422 BasicCegarLoop]: trace histogram [8, 8, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 1, 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 04:16:11,325 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-02-24 04:16:11,325 INFO L428 AbstractCegarLoop]: === Iteration 8 === [fooErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-02-24 04:16:11,326 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-24 04:16:11,326 INFO L82 PathProgramCache]: Analyzing trace with hash 497524384, now seen corresponding path program 7 times [2021-02-24 04:16:11,326 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-02-24 04:16:11,326 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1466468218] [2021-02-24 04:16:11,326 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-24 04:16:11,329 INFO L218 tedInterpolationCore]: No loops in this trace, falling back to nested interpolation [2021-02-24 04:16:11,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 04:16:11,533 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:16:11,534 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 04:16:11,535 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:16:11,536 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-24 04:16:11,540 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:16:11,541 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-24 04:16:11,545 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:16:11,546 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-24 04:16:11,552 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:16:11,552 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-24 04:16:11,559 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:16:11,560 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-24 04:16:11,568 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:16:11,568 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 04:16:11,577 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:16:11,578 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-02-24 04:16:11,588 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:16:11,588 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-24 04:16:11,600 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:16:11,601 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-24 04:16:11,613 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:16:11,613 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-24 04:16:11,625 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:16:11,626 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-24 04:16:11,639 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:16:11,640 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-24 04:16:11,641 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:16:11,641 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 04:16:11,654 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:16:11,655 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 04:16:11,668 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:16:11,669 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-24 04:16:11,685 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:16:11,685 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-24 04:16:11,702 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:16:11,703 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-24 04:16:11,719 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:16:11,719 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-24 04:16:11,737 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:16:11,737 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-24 04:16:11,738 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:16:11,738 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 04:16:11,755 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:16:11,755 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 04:16:11,773 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:16:11,774 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-24 04:16:11,793 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:16:11,794 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-24 04:16:11,829 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:16:11,833 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-24 04:16:11,852 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:16:11,853 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-24 04:16:11,874 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:16:11,875 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-24 04:16:11,875 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:16:11,876 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 04:16:11,896 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:16:11,896 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 04:16:11,918 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:16:11,918 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-24 04:16:11,941 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:16:11,941 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-24 04:16:11,965 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:16:11,966 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-24 04:16:11,990 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:16:11,991 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-24 04:16:12,015 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:16:12,015 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-24 04:16:12,016 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:16:12,016 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 04:16:12,040 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:16:12,040 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 04:16:12,064 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:16:12,065 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-24 04:16:12,090 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:16:12,091 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-24 04:16:12,124 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:16:12,125 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-24 04:16:12,155 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:16:12,155 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-24 04:16:12,189 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:16:12,190 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-24 04:16:12,191 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:16:12,191 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 04:16:12,223 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:16:12,224 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 04:16:12,258 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:16:12,259 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-24 04:16:12,293 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:16:12,294 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-24 04:16:12,329 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:16:12,329 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-24 04:16:12,366 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:16:12,367 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-24 04:16:12,405 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:16:12,406 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-24 04:16:12,407 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:16:12,407 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 04:16:12,442 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:16:12,443 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 04:16:12,479 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:16:12,479 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-24 04:16:12,520 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:16:12,521 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-24 04:16:12,561 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:16:12,561 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-24 04:16:12,602 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:16:12,603 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 04:16:12,640 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:16:12,641 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 04:16:12,715 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-24 04:16:12,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 04:16:12,727 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:16:12,728 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 04:16:12,754 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 04:16:12,754 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1466468218] [2021-02-24 04:16:12,755 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-02-24 04:16:12,755 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [50] imperfect sequences [] total 50 [2021-02-24 04:16:12,755 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1686067914] [2021-02-24 04:16:12,755 INFO L460 AbstractCegarLoop]: Interpolant automaton has 50 states [2021-02-24 04:16:12,756 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-02-24 04:16:12,756 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 50 interpolants. [2021-02-24 04:16:12,757 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=244, Invalid=2206, Unknown=0, NotChecked=0, Total=2450 [2021-02-24 04:16:12,757 INFO L87 Difference]: Start difference. First operand 112 states and 112 transitions. Second operand 50 states. [2021-02-24 04:16:18,233 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-02-24 04:16:18,234 INFO L93 Difference]: Finished difference Result 132 states and 132 transitions. [2021-02-24 04:16:18,234 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 71 states. [2021-02-24 04:16:18,235 INFO L78 Accepts]: Start accepts. Automaton has 50 states. Word has length 111 [2021-02-24 04:16:18,235 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-02-24 04:16:18,236 INFO L225 Difference]: With dead ends: 132 [2021-02-24 04:16:18,236 INFO L226 Difference]: Without dead ends: 126 [2021-02-24 04:16:18,240 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 124 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 115 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3083 ImplicationChecksByTransitivity, 6.0s TimeCoverageRelationStatistics Valid=1848, Invalid=11724, Unknown=0, NotChecked=0, Total=13572 [2021-02-24 04:16:18,241 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 126 states. [2021-02-24 04:16:18,259 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 126 to 124. [2021-02-24 04:16:18,259 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 124 states. [2021-02-24 04:16:18,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 124 states and 124 transitions. [2021-02-24 04:16:18,260 INFO L78 Accepts]: Start accepts. Automaton has 124 states and 124 transitions. Word has length 111 [2021-02-24 04:16:18,261 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-02-24 04:16:18,261 INFO L480 AbstractCegarLoop]: Abstraction has 124 states and 124 transitions. [2021-02-24 04:16:18,261 INFO L481 AbstractCegarLoop]: Interpolant automaton has 50 states. [2021-02-24 04:16:18,261 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 124 transitions. [2021-02-24 04:16:18,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2021-02-24 04:16:18,262 INFO L414 BasicCegarLoop]: Found error trace [2021-02-24 04:16:18,262 INFO L422 BasicCegarLoop]: trace histogram [9, 9, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 1, 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 04:16:18,262 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-02-24 04:16:18,263 INFO L428 AbstractCegarLoop]: === Iteration 9 === [fooErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-02-24 04:16:18,263 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-24 04:16:18,263 INFO L82 PathProgramCache]: Analyzing trace with hash 234113859, now seen corresponding path program 8 times [2021-02-24 04:16:18,263 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-02-24 04:16:18,263 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1464034044] [2021-02-24 04:16:18,263 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-24 04:16:18,266 INFO L218 tedInterpolationCore]: No loops in this trace, falling back to nested interpolation [2021-02-24 04:16:18,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 04:16:18,351 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:16:18,351 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 04:16:18,352 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:16:18,352 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-24 04:16:18,356 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:16:18,356 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-24 04:16:18,361 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:16:18,361 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-24 04:16:18,367 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:16:18,367 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-24 04:16:18,374 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:16:18,375 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-24 04:16:18,382 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:16:18,383 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 04:16:18,391 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:16:18,392 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-02-24 04:16:18,401 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:16:18,402 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-24 04:16:18,413 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:16:18,414 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-24 04:16:18,425 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:16:18,425 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-24 04:16:18,437 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:16:18,438 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-24 04:16:18,465 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:16:18,465 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-24 04:16:18,466 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:16:18,466 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 04:16:18,479 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:16:18,479 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 04:16:18,492 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:16:18,492 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-24 04:16:18,506 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:16:18,507 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-24 04:16:18,522 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:16:18,523 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-24 04:16:18,539 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:16:18,539 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-24 04:16:18,556 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:16:18,556 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-24 04:16:18,557 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:16:18,557 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 04:16:18,574 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:16:18,575 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 04:16:18,591 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:16:18,592 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-24 04:16:18,611 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:16:18,612 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-24 04:16:18,638 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:16:18,639 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-24 04:16:18,671 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:16:18,672 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-24 04:16:18,695 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:16:18,696 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-24 04:16:18,696 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:16:18,697 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 04:16:18,730 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:16:18,731 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 04:16:18,756 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:16:18,757 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-24 04:16:18,796 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:16:18,797 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-24 04:16:18,824 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:16:18,825 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-24 04:16:18,856 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:16:18,859 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-24 04:16:18,897 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:16:18,898 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-24 04:16:18,899 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:16:18,899 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 04:16:18,933 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:16:18,934 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 04:16:18,967 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:16:18,968 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-24 04:16:19,008 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:16:19,009 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-24 04:16:19,043 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:16:19,044 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-24 04:16:19,089 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:16:19,090 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-24 04:16:19,127 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:16:19,128 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-24 04:16:19,129 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:16:19,129 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 04:16:19,165 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:16:19,166 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 04:16:19,198 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:16:19,198 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-24 04:16:19,229 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:16:19,230 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-24 04:16:19,263 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:16:19,264 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-24 04:16:19,294 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:16:19,294 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-24 04:16:19,325 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:16:19,326 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-24 04:16:19,327 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:16:19,327 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 04:16:19,358 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:16:19,358 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 04:16:19,390 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:16:19,391 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-24 04:16:19,424 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:16:19,425 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-24 04:16:19,460 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:16:19,461 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-24 04:16:19,495 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:16:19,496 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-24 04:16:19,532 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:16:19,532 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-24 04:16:19,533 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:16:19,533 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 04:16:19,567 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:16:19,568 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 04:16:19,602 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:16:19,602 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-24 04:16:19,643 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:16:19,644 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-24 04:16:19,688 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:16:19,690 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-24 04:16:19,734 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:16:19,735 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 04:16:19,775 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:16:19,775 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 04:16:19,853 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-24 04:16:19,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 04:16:19,858 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:16:19,859 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 04:16:19,882 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 04:16:19,882 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1464034044] [2021-02-24 04:16:19,882 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-02-24 04:16:19,882 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [56] imperfect sequences [] total 56 [2021-02-24 04:16:19,882 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1980737091] [2021-02-24 04:16:19,883 INFO L460 AbstractCegarLoop]: Interpolant automaton has 56 states [2021-02-24 04:16:19,883 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-02-24 04:16:19,884 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 56 interpolants. [2021-02-24 04:16:19,884 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=301, Invalid=2779, Unknown=0, NotChecked=0, Total=3080 [2021-02-24 04:16:19,885 INFO L87 Difference]: Start difference. First operand 124 states and 124 transitions. Second operand 56 states. [2021-02-24 04:16:26,977 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-02-24 04:16:26,977 INFO L93 Difference]: Finished difference Result 144 states and 144 transitions. [2021-02-24 04:16:26,978 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 80 states. [2021-02-24 04:16:26,978 INFO L78 Accepts]: Start accepts. Automaton has 56 states. Word has length 123 [2021-02-24 04:16:26,978 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-02-24 04:16:26,980 INFO L225 Difference]: With dead ends: 144 [2021-02-24 04:16:26,980 INFO L226 Difference]: Without dead ends: 138 [2021-02-24 04:16:26,984 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 140 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 130 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4000 ImplicationChecksByTransitivity, 7.4s TimeCoverageRelationStatistics Valid=2327, Invalid=14965, Unknown=0, NotChecked=0, Total=17292 [2021-02-24 04:16:26,985 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 138 states. [2021-02-24 04:16:27,002 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 138 to 136. [2021-02-24 04:16:27,002 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 136 states. [2021-02-24 04:16:27,003 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 136 states and 136 transitions. [2021-02-24 04:16:27,004 INFO L78 Accepts]: Start accepts. Automaton has 136 states and 136 transitions. Word has length 123 [2021-02-24 04:16:27,004 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-02-24 04:16:27,004 INFO L480 AbstractCegarLoop]: Abstraction has 136 states and 136 transitions. [2021-02-24 04:16:27,004 INFO L481 AbstractCegarLoop]: Interpolant automaton has 56 states. [2021-02-24 04:16:27,004 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 136 transitions. [2021-02-24 04:16:27,006 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2021-02-24 04:16:27,006 INFO L414 BasicCegarLoop]: Found error trace [2021-02-24 04:16:27,006 INFO L422 BasicCegarLoop]: trace histogram [10, 10, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 1, 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 04:16:27,006 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-02-24 04:16:27,006 INFO L428 AbstractCegarLoop]: === Iteration 10 === [fooErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-02-24 04:16:27,007 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-24 04:16:27,007 INFO L82 PathProgramCache]: Analyzing trace with hash -770958490, now seen corresponding path program 9 times [2021-02-24 04:16:27,007 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-02-24 04:16:27,007 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1654236782] [2021-02-24 04:16:27,007 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-24 04:16:27,009 INFO L218 tedInterpolationCore]: No loops in this trace, falling back to nested interpolation [2021-02-24 04:16:27,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 04:16:27,106 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:16:27,109 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 04:16:27,110 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:16:27,111 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-24 04:16:27,116 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:16:27,116 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-24 04:16:27,121 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:16:27,121 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-24 04:16:27,127 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:16:27,127 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-24 04:16:27,139 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:16:27,139 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-24 04:16:27,147 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:16:27,147 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 04:16:27,155 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:16:27,156 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-02-24 04:16:27,165 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:16:27,166 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-24 04:16:27,176 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:16:27,177 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-24 04:16:27,188 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:16:27,189 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-24 04:16:27,200 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:16:27,201 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-24 04:16:27,213 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:16:27,214 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-24 04:16:27,214 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:16:27,215 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 04:16:27,227 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:16:27,228 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 04:16:27,241 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:16:27,241 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-24 04:16:27,256 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:16:27,257 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-24 04:16:27,272 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:16:27,273 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-24 04:16:27,290 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:16:27,291 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-24 04:16:27,307 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:16:27,308 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-24 04:16:27,308 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:16:27,309 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 04:16:27,325 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:16:27,326 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 04:16:27,351 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:16:27,352 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-24 04:16:27,376 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:16:27,376 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-24 04:16:27,404 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:16:27,405 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-24 04:16:27,430 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:16:27,431 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-24 04:16:27,460 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:16:27,461 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-24 04:16:27,461 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:16:27,462 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 04:16:27,487 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:16:27,487 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 04:16:27,517 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:16:27,518 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-24 04:16:27,546 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:16:27,547 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-24 04:16:27,582 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:16:27,583 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-24 04:16:27,614 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:16:27,614 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-24 04:16:27,649 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:16:27,649 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-24 04:16:27,650 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:16:27,650 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 04:16:27,685 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:16:27,686 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 04:16:27,717 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:16:27,718 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-24 04:16:27,754 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:16:27,754 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-24 04:16:27,781 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:16:27,782 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-24 04:16:27,814 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:16:27,815 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-24 04:16:27,844 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:16:27,844 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-24 04:16:27,845 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:16:27,845 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 04:16:27,890 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:16:27,891 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 04:16:27,918 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:16:27,919 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-24 04:16:27,949 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:16:27,949 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-24 04:16:27,980 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:16:27,981 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-24 04:16:28,012 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:16:28,013 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-24 04:16:28,045 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:16:28,046 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-24 04:16:28,046 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:16:28,047 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 04:16:28,077 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:16:28,078 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 04:16:28,110 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:16:28,110 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-24 04:16:28,144 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:16:28,145 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-24 04:16:28,180 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:16:28,181 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-24 04:16:28,216 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:16:28,216 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-24 04:16:28,250 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:16:28,251 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-24 04:16:28,251 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:16:28,252 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 04:16:28,286 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:16:28,287 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 04:16:28,329 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:16:28,330 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-24 04:16:28,374 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:16:28,381 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-24 04:16:28,422 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:16:28,422 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-24 04:16:28,460 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:16:28,461 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-24 04:16:28,505 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:16:28,505 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-24 04:16:28,506 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:16:28,507 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 04:16:28,550 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:16:28,551 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 04:16:28,596 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:16:28,597 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-24 04:16:28,646 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:16:28,646 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-24 04:16:28,696 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:16:28,697 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-24 04:16:28,747 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:16:28,747 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 04:16:28,792 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:16:28,793 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 04:16:28,869 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-24 04:16:28,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 04:16:28,877 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:16:28,877 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 04:16:28,906 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 04:16:28,906 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1654236782] [2021-02-24 04:16:28,907 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-02-24 04:16:28,907 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [62] imperfect sequences [] total 62 [2021-02-24 04:16:28,907 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [147850196] [2021-02-24 04:16:28,907 INFO L460 AbstractCegarLoop]: Interpolant automaton has 62 states [2021-02-24 04:16:28,908 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-02-24 04:16:28,908 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 62 interpolants. [2021-02-24 04:16:28,909 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=364, Invalid=3418, Unknown=0, NotChecked=0, Total=3782 [2021-02-24 04:16:28,909 INFO L87 Difference]: Start difference. First operand 136 states and 136 transitions. Second operand 62 states. [2021-02-24 04:16:38,115 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-02-24 04:16:38,115 INFO L93 Difference]: Finished difference Result 156 states and 156 transitions. [2021-02-24 04:16:38,116 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 90 states. [2021-02-24 04:16:38,116 INFO L78 Accepts]: Start accepts. Automaton has 62 states. Word has length 135 [2021-02-24 04:16:38,117 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-02-24 04:16:38,118 INFO L225 Difference]: With dead ends: 156 [2021-02-24 04:16:38,119 INFO L226 Difference]: Without dead ends: 150 [2021-02-24 04:16:38,121 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 157 GetRequests, 11 SyntacticMatches, 0 SemanticMatches, 146 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5121 ImplicationChecksByTransitivity, 9.5s TimeCoverageRelationStatistics Valid=2875, Invalid=18881, Unknown=0, NotChecked=0, Total=21756 [2021-02-24 04:16:38,121 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 150 states. [2021-02-24 04:16:38,137 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 150 to 148. [2021-02-24 04:16:38,138 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 148 states. [2021-02-24 04:16:38,139 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 148 states and 148 transitions. [2021-02-24 04:16:38,139 INFO L78 Accepts]: Start accepts. Automaton has 148 states and 148 transitions. Word has length 135 [2021-02-24 04:16:38,139 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-02-24 04:16:38,139 INFO L480 AbstractCegarLoop]: Abstraction has 148 states and 148 transitions. [2021-02-24 04:16:38,139 INFO L481 AbstractCegarLoop]: Interpolant automaton has 62 states. [2021-02-24 04:16:38,140 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 148 transitions. [2021-02-24 04:16:38,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2021-02-24 04:16:38,141 INFO L414 BasicCegarLoop]: Found error trace [2021-02-24 04:16:38,141 INFO L422 BasicCegarLoop]: trace histogram [11, 11, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 1, 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 04:16:38,141 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2021-02-24 04:16:38,141 INFO L428 AbstractCegarLoop]: === Iteration 11 === [fooErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-02-24 04:16:38,142 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-24 04:16:38,142 INFO L82 PathProgramCache]: Analyzing trace with hash 1020645129, now seen corresponding path program 10 times [2021-02-24 04:16:38,142 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-02-24 04:16:38,142 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [737510755] [2021-02-24 04:16:38,142 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-24 04:16:38,144 INFO L218 tedInterpolationCore]: No loops in this trace, falling back to nested interpolation [2021-02-24 04:16:38,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 04:16:38,260 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:16:38,263 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 04:16:38,264 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:16:38,264 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-24 04:16:38,268 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:16:38,268 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-24 04:16:38,273 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:16:38,273 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-24 04:16:38,279 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:16:38,279 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-24 04:16:38,286 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:16:38,287 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-24 04:16:38,295 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:16:38,296 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 04:16:38,305 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:16:38,306 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-02-24 04:16:38,316 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:16:38,316 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-24 04:16:38,328 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:16:38,328 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-24 04:16:38,341 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:16:38,341 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-24 04:16:38,355 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:16:38,356 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-24 04:16:38,370 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:16:38,371 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-24 04:16:38,371 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:16:38,372 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 04:16:38,387 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:16:38,388 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 04:16:38,404 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:16:38,404 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-24 04:16:38,421 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:16:38,422 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-24 04:16:38,446 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:16:38,447 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-24 04:16:38,471 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:16:38,472 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-24 04:16:38,498 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:16:38,499 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-24 04:16:38,499 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:16:38,500 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 04:16:38,525 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:16:38,525 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 04:16:38,549 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:16:38,549 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-24 04:16:38,584 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:16:38,585 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-24 04:16:38,609 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:16:38,610 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-24 04:16:38,638 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:16:38,639 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-24 04:16:38,671 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:16:38,671 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-24 04:16:38,672 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:16:38,673 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 04:16:38,701 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:16:38,702 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 04:16:38,731 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:16:38,732 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-24 04:16:38,764 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:16:38,764 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-24 04:16:38,799 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:16:38,800 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-24 04:16:38,832 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:16:38,833 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-24 04:16:38,871 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:16:38,871 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-24 04:16:38,872 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:16:38,872 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 04:16:38,905 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:16:38,906 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 04:16:38,940 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:16:38,940 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-24 04:16:38,977 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:16:38,978 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-24 04:16:39,016 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:16:39,019 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-24 04:16:39,060 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:16:39,061 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-24 04:16:39,097 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:16:39,098 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-24 04:16:39,099 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:16:39,099 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 04:16:39,137 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:16:39,138 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 04:16:39,177 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:16:39,178 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-24 04:16:39,220 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:16:39,221 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-24 04:16:39,263 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:16:39,263 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-24 04:16:39,308 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:16:39,309 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-24 04:16:39,366 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:16:39,367 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-24 04:16:39,367 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:16:39,368 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 04:16:39,411 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:16:39,412 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 04:16:39,458 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:16:39,459 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-24 04:16:39,508 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:16:39,508 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-24 04:16:39,557 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:16:39,558 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-24 04:16:39,607 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:16:39,608 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-24 04:16:39,660 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:16:39,660 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-24 04:16:39,661 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:16:39,661 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 04:16:39,710 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:16:39,711 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 04:16:39,761 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:16:39,762 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-24 04:16:39,816 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:16:39,817 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-24 04:16:39,872 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:16:39,872 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-24 04:16:39,927 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:16:39,928 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-24 04:16:39,984 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:16:39,985 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-24 04:16:39,986 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:16:39,986 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 04:16:40,040 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:16:40,041 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 04:16:40,095 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:16:40,095 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-24 04:16:40,155 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:16:40,156 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-24 04:16:40,216 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:16:40,217 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-24 04:16:40,290 WARN L141 QuantifierPusher]: treesize reduction 16, result has 50.0 percent of original size [2021-02-24 04:16:40,293 WARN L147 QuantifierPusher]: treesize reduction 16, result has 50.0 percent of original size 16 [2021-02-24 04:16:40,366 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:16:40,367 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-24 04:16:40,432 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:16:40,433 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-24 04:16:40,498 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:16:40,499 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-24 04:16:40,565 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:16:40,565 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 04:16:40,630 WARN L141 QuantifierPusher]: treesize reduction 11, result has 21.4 percent of original size [2021-02-24 04:16:40,633 WARN L147 QuantifierPusher]: treesize reduction 11, result has 21.4 percent of original size 3 [2021-02-24 04:16:40,692 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:16:40,692 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-24 04:16:40,761 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:16:40,761 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-24 04:16:40,828 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:16:40,828 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-24 04:16:40,904 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:16:40,904 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 04:16:40,965 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:16:40,965 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 04:16:41,070 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-24 04:16:41,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 04:16:41,083 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 04:16:41,084 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 04:16:41,138 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 04:16:41,138 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [737510755] [2021-02-24 04:16:41,139 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-02-24 04:16:41,139 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [71] imperfect sequences [] total 71 [2021-02-24 04:16:41,139 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1901925795] [2021-02-24 04:16:41,139 INFO L460 AbstractCegarLoop]: Interpolant automaton has 71 states [2021-02-24 04:16:41,140 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-02-24 04:16:41,140 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 71 interpolants. [2021-02-24 04:16:41,141 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=400, Invalid=4570, Unknown=0, NotChecked=0, Total=4970 [2021-02-24 04:16:41,141 INFO L87 Difference]: Start difference. First operand 148 states and 148 transitions. Second operand 71 states. [2021-02-24 04:16:49,014 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-02-24 04:16:49,015 INFO L93 Difference]: Finished difference Result 163 states and 164 transitions. [2021-02-24 04:16:49,015 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 101 states. [2021-02-24 04:16:49,015 INFO L78 Accepts]: Start accepts. Automaton has 71 states. Word has length 147 [2021-02-24 04:16:49,016 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-02-24 04:16:49,016 INFO L225 Difference]: With dead ends: 163 [2021-02-24 04:16:49,016 INFO L226 Difference]: Without dead ends: 0 [2021-02-24 04:16:49,020 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 177 GetRequests, 11 SyntacticMatches, 0 SemanticMatches, 166 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8695 ImplicationChecksByTransitivity, 8.9s TimeCoverageRelationStatistics Valid=3352, Invalid=24704, Unknown=0, NotChecked=0, Total=28056 [2021-02-24 04:16:49,020 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-02-24 04:16:49,020 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-02-24 04:16:49,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2021-02-24 04:16:49,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-02-24 04:16:49,021 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 147 [2021-02-24 04:16:49,021 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-02-24 04:16:49,021 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-02-24 04:16:49,021 INFO L481 AbstractCegarLoop]: Interpolant automaton has 71 states. [2021-02-24 04:16:49,021 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-02-24 04:16:49,021 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-02-24 04:16:49,021 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2021-02-24 04:16:49,024 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-02-24 04:16:50,313 WARN L202 SmtUtils]: Spent 172.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 81 [2021-02-24 04:16:50,970 WARN L202 SmtUtils]: Spent 652.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 131 [2021-02-24 04:16:51,760 WARN L202 SmtUtils]: Spent 784.00 ms on a formula simplification. DAG size of input: 162 DAG size of output: 140 [2021-02-24 04:16:52,391 WARN L202 SmtUtils]: Spent 510.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 115 [2021-02-24 04:16:52,675 WARN L202 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 77 [2021-02-24 04:16:52,863 WARN L202 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 79 [2021-02-24 04:16:53,772 WARN L202 SmtUtils]: Spent 833.00 ms on a formula simplification. DAG size of input: 173 DAG size of output: 153 [2021-02-24 04:16:54,479 WARN L202 SmtUtils]: Spent 683.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 134 [2021-02-24 04:16:55,022 WARN L202 SmtUtils]: Spent 539.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 115 [2021-02-24 04:16:55,716 WARN L202 SmtUtils]: Spent 688.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 134 [2021-02-24 04:16:56,148 WARN L202 SmtUtils]: Spent 427.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 91 [2021-02-24 04:16:56,686 WARN L202 SmtUtils]: Spent 533.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 120 [2021-02-24 04:16:57,451 WARN L202 SmtUtils]: Spent 758.00 ms on a formula simplification. DAG size of input: 173 DAG size of output: 153 [2021-02-24 04:16:57,965 WARN L202 SmtUtils]: Spent 481.00 ms on a formula simplification. DAG size of input: 122 DAG size of output: 100 [2021-02-24 04:16:58,557 WARN L202 SmtUtils]: Spent 588.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 126 [2021-02-24 04:16:58,561 INFO L189 CegarLoopUtils]: For program point reach_errorEXIT(line 3) no Hoare annotation was computed. [2021-02-24 04:16:58,561 INFO L189 CegarLoopUtils]: For program point reach_errorENTRY(line 3) no Hoare annotation was computed. [2021-02-24 04:16:58,561 INFO L189 CegarLoopUtils]: For program point reach_errorFINAL(line 3) no Hoare annotation was computed. [2021-02-24 04:16:58,562 INFO L192 CegarLoopUtils]: At program point L3-2(line 3) the Hoare annotation is: true [2021-02-24 04:16:58,562 INFO L192 CegarLoopUtils]: At program point L3-3(line 3) the Hoare annotation is: true [2021-02-24 04:16:58,562 INFO L192 CegarLoopUtils]: At program point L-1(line -1) the Hoare annotation is: true [2021-02-24 04:16:58,562 INFO L192 CegarLoopUtils]: At program point L3-4(line 3) the Hoare annotation is: true [2021-02-24 04:16:58,562 INFO L192 CegarLoopUtils]: At program point L-1-1(line -1) the Hoare annotation is: true [2021-02-24 04:16:58,562 INFO L192 CegarLoopUtils]: At program point ULTIMATE.initFINAL(line 3) the Hoare annotation is: true [2021-02-24 04:16:58,562 INFO L185 CegarLoopUtils]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |#t~string5.base| |old(#t~string5.base)|) (= |#t~string5.offset| |old(#t~string5.offset)|) (= |old(#length)| |#length|) (= |#t~string6.base| |old(#t~string6.base)|) (= |#t~string6.offset| |old(#t~string6.offset)|) (= |#t~string4.base| |old(#t~string4.base)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string4.offset| |old(#t~string4.offset)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#valid)| |#valid|)) [2021-02-24 04:16:58,562 INFO L192 CegarLoopUtils]: At program point L3(line 3) the Hoare annotation is: true [2021-02-24 04:16:58,562 INFO L192 CegarLoopUtils]: At program point L3-1(line 3) the Hoare annotation is: true [2021-02-24 04:16:58,562 INFO L192 CegarLoopUtils]: At program point ULTIMATE.initEXIT(line -1) the Hoare annotation is: true [2021-02-24 04:16:58,563 INFO L192 CegarLoopUtils]: At program point fooEXIT(lines 11 20) the Hoare annotation is: true [2021-02-24 04:16:58,563 INFO L185 CegarLoopUtils]: At program point fooENTRY(lines 11 20) the Hoare annotation is: (let ((.cse1 (select (select |#memory_int| |foo_#in~p.base|) |foo_#in~p.offset|)) (.cse0 (select (select |old(#memory_int)| |foo_#in~p.base|) |foo_#in~p.offset|))) (and (or (not (= .cse0 20)) (= 20 .cse1)) (or (and (<= .cse1 18) (<= 18 .cse1)) (not (<= 18 .cse0)) (not (<= .cse0 18))) (or (not (<= .cse0 15)) (not (<= 15 .cse0)) (and (<= 15 .cse1) (<= .cse1 15))) (or (not (<= 14 .cse0)) (and (<= .cse1 14) (<= 14 .cse1)) (not (<= .cse0 14))) (or (and (<= .cse1 17) (<= 17 .cse1)) (not (<= 17 .cse0)) (not (<= .cse0 17))) (or (not (<= 16 .cse0)) (and (<= 16 .cse1) (<= .cse1 16)) (not (<= .cse0 16))) (or (not (= .cse0 10)) (= 10 .cse1)) (or (not (<= .cse0 13)) (and (<= .cse1 13) (<= 13 .cse1)) (not (<= 13 .cse0))) (or (not (<= .cse0 11)) (and (<= .cse1 11) (<= 11 .cse1)) (not (<= 11 .cse0))) (or (not (<= 19 .cse0)) (and (<= 19 .cse1) (<= .cse1 19)) (not (<= .cse0 19))) (or (not (<= 12 .cse0)) (and (<= .cse1 12) (<= 12 .cse1)) (not (<= .cse0 12))))) [2021-02-24 04:16:58,564 INFO L185 CegarLoopUtils]: At program point L18(line 18) the Hoare annotation is: (let ((.cse0 (select (select |old(#memory_int)| |foo_#in~p.base|) |foo_#in~p.offset|))) (and (not (= .cse0 10)) (or (not (<= .cse0 11)) (not (<= 11 .cse0))) (or (not (<= 19 .cse0)) (not (<= .cse0 19))) (or (not (<= 17 .cse0)) (not (<= .cse0 17))) (or (not (<= 14 .cse0)) (not (<= .cse0 14))) (or (not (<= .cse0 13)) (not (<= 13 .cse0))) (not (= .cse0 20)) (or (not (<= .cse0 15)) (not (<= 15 .cse0))) (or (not (<= 16 .cse0)) (not (<= .cse0 16))) (or (not (<= 18 .cse0)) (not (<= .cse0 18))) (or (not (<= 12 .cse0)) (not (<= .cse0 12))))) [2021-02-24 04:16:58,564 INFO L185 CegarLoopUtils]: At program point L18-1(line 18) the Hoare annotation is: (let ((.cse0 (select (select |old(#memory_int)| |foo_#in~p.base|) |foo_#in~p.offset|))) (and (not (= .cse0 10)) (or (not (<= .cse0 11)) (not (<= 11 .cse0))) (or (not (<= 19 .cse0)) (not (<= .cse0 19))) (or (not (<= 17 .cse0)) (not (<= .cse0 17))) (or (not (<= 14 .cse0)) (not (<= .cse0 14))) (or (not (<= .cse0 13)) (not (<= 13 .cse0))) (not (= .cse0 20)) (or (not (<= .cse0 15)) (not (<= 15 .cse0))) (or (not (<= 16 .cse0)) (not (<= .cse0 16))) (or (not (<= 18 .cse0)) (not (<= .cse0 18))) (or (not (<= 12 .cse0)) (not (<= .cse0 12))))) [2021-02-24 04:16:58,564 INFO L185 CegarLoopUtils]: At program point fooErr0ASSERT_VIOLATIONERROR_FUNCTION(line 18) the Hoare annotation is: (let ((.cse0 (select (select |old(#memory_int)| |foo_#in~p.base|) |foo_#in~p.offset|))) (and (not (= .cse0 10)) (or (not (<= .cse0 11)) (not (<= 11 .cse0))) (or (not (<= 19 .cse0)) (not (<= .cse0 19))) (or (not (<= 17 .cse0)) (not (<= .cse0 17))) (or (not (<= 14 .cse0)) (not (<= .cse0 14))) (or (not (<= .cse0 13)) (not (<= 13 .cse0))) (not (= .cse0 20)) (or (not (<= .cse0 15)) (not (<= 15 .cse0))) (or (not (<= 16 .cse0)) (not (<= .cse0 16))) (or (not (<= 18 .cse0)) (not (<= .cse0 18))) (or (not (<= 12 .cse0)) (not (<= .cse0 12))))) [2021-02-24 04:16:58,565 INFO L185 CegarLoopUtils]: At program point L14(line 14) the Hoare annotation is: (let ((.cse0 (select (select |old(#memory_int)| |foo_#in~p.base|) |foo_#in~p.offset|))) (and (not (= .cse0 10)) (or (not (<= .cse0 11)) (not (<= 11 .cse0))) (or (not (<= 19 .cse0)) (not (<= .cse0 19))) (or (not (<= 17 .cse0)) (not (<= .cse0 17))) (or (not (<= 14 .cse0)) (not (<= .cse0 14))) (or (not (= .cse0 20)) (and (= (select (select |#memory_int| foo_~p.base) foo_~p.offset) 20) (= 20 (select (select |#memory_int| |foo_#in~p.base|) |foo_#in~p.offset|)))) (or (not (<= .cse0 13)) (not (<= 13 .cse0))) (or (not (<= .cse0 15)) (not (<= 15 .cse0))) (or (not (<= 16 .cse0)) (not (<= .cse0 16))) (or (not (<= 18 .cse0)) (not (<= .cse0 18))) (or (not (<= 12 .cse0)) (not (<= .cse0 12))))) [2021-02-24 04:16:58,565 INFO L185 CegarLoopUtils]: At program point L13(line 13) the Hoare annotation is: (let ((.cse1 (select (select |#memory_int| |foo_#in~p.base|) |foo_#in~p.offset|)) (.cse0 (select (select |#memory_int| foo_~p.base) foo_~p.offset)) (.cse2 (select (select |old(#memory_int)| |foo_#in~p.base|) |foo_#in~p.offset|))) (and (or (and (<= .cse0 12) (<= .cse1 12) (<= 12 .cse1) (<= 12 .cse0)) (not (<= 12 .cse2)) (not (<= .cse2 12))) (or (not (<= 14 .cse2)) (not (<= .cse2 14)) (and (<= .cse1 14) (<= .cse0 14) (<= 14 .cse1) (<= 14 .cse0))) (or (not (<= .cse2 11)) (and (<= .cse1 11) (<= 11 .cse1) (<= .cse0 11) (<= 11 .cse0)) (not (<= 11 .cse2))) (or (not (<= 17 .cse2)) (not (<= .cse2 17)) (and (<= .cse0 17) (<= .cse1 17) (<= 17 .cse1) (<= 17 .cse0))) (not (= .cse2 20)) (or (not (<= .cse2 15)) (and (<= 15 .cse1) (<= .cse1 15) (<= 15 .cse0) (<= .cse0 15)) (not (<= 15 .cse2))) (or (not (<= .cse2 13)) (and (<= .cse1 13) (<= .cse0 13) (<= 13 .cse0) (<= 13 .cse1)) (not (<= 13 .cse2))) (or (not (= .cse2 10)) (and (= .cse0 10) (= 10 .cse1))) (or (not (<= 19 .cse2)) (and (<= 19 .cse1) (= 19 .cse0)) (not (<= .cse2 19))) (or (and (<= .cse1 18) (<= .cse0 18) (<= 18 .cse1) (<= 18 .cse0)) (not (<= 18 .cse2)) (not (<= .cse2 18))) (or (not (<= 16 .cse2)) (and (<= 16 .cse0) (<= 16 .cse1) (<= .cse1 16) (<= .cse0 16)) (not (<= .cse2 16))))) [2021-02-24 04:16:58,566 INFO L185 CegarLoopUtils]: At program point L14-1(lines 14 19) the Hoare annotation is: (let ((.cse0 (select (select |old(#memory_int)| |foo_#in~p.base|) |foo_#in~p.offset|))) (and (not (= .cse0 10)) (or (not (<= .cse0 11)) (not (<= 11 .cse0))) (or (not (<= 19 .cse0)) (not (<= .cse0 19))) (or (not (<= 17 .cse0)) (not (<= .cse0 17))) (or (not (<= 14 .cse0)) (not (<= .cse0 14))) (or (not (<= .cse0 13)) (not (<= 13 .cse0))) (or (not (= .cse0 20)) (and (= (select (select |#memory_int| foo_~p.base) foo_~p.offset) 20) (= |foo_#t~mem10| 20) (= 20 (select (select |#memory_int| |foo_#in~p.base|) |foo_#in~p.offset|)))) (or (not (<= .cse0 15)) (not (<= 15 .cse0))) (or (not (<= 16 .cse0)) (not (<= .cse0 16))) (or (not (<= 18 .cse0)) (not (<= .cse0 18))) (or (not (<= 12 .cse0)) (not (<= .cse0 12))))) [2021-02-24 04:16:58,566 INFO L185 CegarLoopUtils]: At program point L12(line 12) the Hoare annotation is: (let ((.cse1 (select (select |#memory_int| |foo_#in~p.base|) |foo_#in~p.offset|)) (.cse2 (select (select |#memory_int| foo_~p.base) foo_~p.offset)) (.cse0 (select (select |old(#memory_int)| |foo_#in~p.base|) |foo_#in~p.offset|))) (and (or (not (<= 18 .cse0)) (and (<= .cse1 18) (<= .cse2 18) (<= 18 .cse1) (<= 18 .cse2)) (not (<= .cse0 18))) (or (not (<= 14 .cse0)) (not (<= .cse0 14)) (and (<= .cse1 14) (<= .cse2 14) (<= 14 .cse1) (<= 14 .cse2))) (or (not (<= .cse0 11)) (and (<= .cse1 11) (<= 11 .cse1) (<= .cse2 11) (<= 11 .cse2)) (not (<= 11 .cse0))) (or (and (<= .cse2 12) (<= .cse1 12) (<= 12 .cse1) (<= 12 .cse2)) (not (<= 12 .cse0)) (not (<= .cse0 12))) (or (not (= .cse0 20)) (and (= .cse2 20) (= 20 .cse1))) (or (not (<= 17 .cse0)) (not (<= .cse0 17)) (and (<= .cse2 17) (<= .cse1 17) (<= 17 .cse1) (<= 17 .cse2))) (or (not (<= .cse0 13)) (and (<= .cse1 13) (<= .cse2 13) (<= 13 .cse2) (<= 13 .cse1)) (not (<= 13 .cse0))) (or (not (= .cse0 10)) (and (= .cse2 10) (= 10 .cse1))) (or (not (<= .cse0 15)) (not (<= 15 .cse0)) (and (<= 15 .cse1) (<= .cse1 15) (<= 15 .cse2) (<= .cse2 15))) (or (not (<= 19 .cse0)) (not (<= .cse0 19)) (and (<= 19 .cse1) (<= 19 .cse2) (<= .cse2 19) (<= .cse1 19))) (or (not (<= 16 .cse0)) (and (<= 16 .cse2) (<= 16 .cse1) (<= .cse1 16) (<= .cse2 16)) (not (<= .cse0 16))))) [2021-02-24 04:16:58,566 INFO L185 CegarLoopUtils]: At program point L14-2(line 14) the Hoare annotation is: (not (= (select (select |old(#memory_int)| |foo_#in~p.base|) |foo_#in~p.offset|) 10)) [2021-02-24 04:16:58,567 INFO L185 CegarLoopUtils]: At program point L12-1(lines 12 19) the Hoare annotation is: (let ((.cse3 (< 18 |foo_#t~mem9|)) (.cse0 (select (select |old(#memory_int)| |foo_#in~p.base|) |foo_#in~p.offset|)) (.cse2 (select (select |#memory_int| |foo_#in~p.base|) |foo_#in~p.offset|)) (.cse1 (select (select |#memory_int| foo_~p.base) foo_~p.offset))) (and (or (not (<= 12 .cse0)) (not (<= .cse0 12)) (and (<= |foo_#t~mem9| 12) (<= .cse1 12) (<= .cse2 12) (<= 12 .cse2) (<= 12 .cse1))) (or (not (= .cse0 10)) (and (= .cse1 10) (= |foo_#t~mem9| 10) (= 10 .cse2))) (or (and (<= .cse2 18) (<= .cse1 18) (<= 18 .cse2) (<= 18 .cse1) (<= |foo_#t~mem9| 18)) (not (<= 18 .cse0)) (not (<= .cse0 18))) (or (not (<= .cse0 13)) (and (<= .cse2 13) (<= .cse1 13) (<= 13 .cse1) (<= 13 .cse2) (<= |foo_#t~mem9| 13)) (not (<= 13 .cse0))) (or (not (<= 14 .cse0)) (and (<= .cse2 14) (<= |foo_#t~mem9| 14) (<= .cse1 14) (<= 14 .cse2) (<= 14 .cse1)) (not (<= .cse0 14))) (or (not (<= 16 .cse0)) (and (<= 16 .cse1) (<= |foo_#t~mem9| 16) (<= 16 .cse2) (<= .cse2 16) (<= .cse1 16)) (not (<= .cse0 16))) (or (not (<= 17 .cse0)) (and (<= .cse1 17) (<= .cse2 17) (<= |foo_#t~mem9| 17) (<= 17 .cse2) (<= 17 .cse1)) (not (<= .cse0 17))) (or (not (<= .cse0 15)) (not (<= 15 .cse0)) (and (<= 15 .cse2) (<= |foo_#t~mem9| 15) (<= .cse2 15) (<= 15 .cse1) (<= .cse1 15))) (or (and (= .cse1 20) .cse3 (not (= 19 |foo_#t~mem9|)) (= 20 .cse2)) (not (= .cse0 20))) (or (not (<= 19 .cse0)) (and (<= |foo_#t~mem9| 19) (<= 19 .cse2) .cse3 (<= 19 .cse1) (<= .cse1 19) (<= .cse2 19)) (not (<= .cse0 19))) (or (not (<= .cse0 11)) (not (<= 11 .cse0)) (and (<= .cse2 11) (<= 11 .cse2) (<= .cse1 11) (<= 11 .cse1) (<= |foo_#t~mem9| 11))))) [2021-02-24 04:16:58,567 INFO L185 CegarLoopUtils]: At program point L14-3(line 14) the Hoare annotation is: (let ((.cse0 (select (select |old(#memory_int)| |foo_#in~p.base|) |foo_#in~p.offset|))) (and (not (= .cse0 10)) (or (not (<= .cse0 11)) (not (<= 11 .cse0))) (or (not (<= 19 .cse0)) (not (<= .cse0 19))) (or (not (<= 17 .cse0)) (not (<= .cse0 17))) (or (not (<= 14 .cse0)) (not (<= .cse0 14))) (or (not (<= .cse0 13)) (not (<= 13 .cse0))) (not (= .cse0 20)) (or (not (<= .cse0 15)) (not (<= 15 .cse0))) (or (not (<= 16 .cse0)) (not (<= .cse0 16))) (or (not (<= 18 .cse0)) (not (<= .cse0 18))) (or (not (<= 12 .cse0)) (not (<= .cse0 12))))) [2021-02-24 04:16:58,567 INFO L185 CegarLoopUtils]: At program point L12-2(line 12) the Hoare annotation is: (let ((.cse3 (<= |foo_#t~mem9| 19)) (.cse2 (select (select |#memory_int| |foo_#in~p.base|) |foo_#in~p.offset|)) (.cse1 (select (select |#memory_int| foo_~p.base) foo_~p.offset)) (.cse0 (select (select |old(#memory_int)| |foo_#in~p.base|) |foo_#in~p.offset|))) (and (or (not (<= 16 .cse0)) (and (<= |foo_#t~mem9| 17) (<= 16 .cse1) (<= 16 .cse2) (<= .cse2 16) (<= .cse1 16)) (not (<= .cse0 16))) (or (not (<= 17 .cse0)) (and (<= .cse1 17) (<= .cse2 17) (<= 17 .cse2) (<= |foo_#t~mem9| 18) (<= 17 .cse1)) (not (<= .cse0 17))) (not (= .cse0 20)) (or (not (= .cse0 10)) (and (= .cse1 10) (= 10 .cse2) (<= |foo_#t~mem9| 11))) (or (not (<= 19 .cse0)) (and .cse3 (<= 19 .cse2) (= 19 .cse1) (< 18 |foo_#t~mem9|)) (not (<= .cse0 19))) (or (not (<= .cse0 13)) (and (<= .cse2 13) (<= |foo_#t~mem9| 14) (<= .cse1 13) (<= 13 .cse1) (<= 13 .cse2)) (not (<= 13 .cse0))) (or (not (<= 12 .cse0)) (and (<= .cse1 12) (<= .cse2 12) (<= 12 .cse2) (<= 12 .cse1) (<= |foo_#t~mem9| 13)) (not (<= .cse0 12))) (or (and (<= .cse2 11) (<= |foo_#t~mem9| 12) (<= 11 .cse2) (<= .cse1 11) (<= 11 .cse1)) (not (<= .cse0 11)) (not (<= 11 .cse0))) (or (not (<= 14 .cse0)) (not (<= .cse0 14)) (and (<= .cse2 14) (<= |foo_#t~mem9| 15) (<= .cse1 14) (<= 14 .cse2) (<= 14 .cse1))) (or (not (<= .cse0 15)) (and (<= 15 .cse2) (<= .cse2 15) (<= 15 .cse1) (<= .cse1 15) (<= |foo_#t~mem9| 16)) (not (<= 15 .cse0))) (or (not (<= 18 .cse0)) (and .cse3 (<= .cse2 18) (<= .cse1 18) (<= 18 .cse2) (<= 18 .cse1)) (not (<= .cse0 18))))) [2021-02-24 04:16:58,568 INFO L185 CegarLoopUtils]: At program point L12-3(line 12) the Hoare annotation is: (let ((.cse0 (select (select |old(#memory_int)| |foo_#in~p.base|) |foo_#in~p.offset|))) (and (not (= .cse0 10)) (or (not (<= .cse0 11)) (not (<= 11 .cse0))) (or (not (<= 19 .cse0)) (not (<= .cse0 19))) (or (not (<= 17 .cse0)) (not (<= .cse0 17))) (or (not (<= 14 .cse0)) (not (<= .cse0 14))) (or (not (<= .cse0 13)) (not (<= 13 .cse0))) (or (not (<= .cse0 15)) (not (<= 15 .cse0))) (or (not (<= 16 .cse0)) (not (<= .cse0 16))) (or (and (= (select (select |#memory_int| foo_~p.base) foo_~p.offset) 20) (< 18 |foo_#t~mem9|) (not (= 19 |foo_#t~mem9|)) (= 20 (select (select |#memory_int| |foo_#in~p.base|) |foo_#in~p.offset|))) (not (= .cse0 20))) (or (not (<= 18 .cse0)) (not (<= .cse0 18))) (or (not (<= 12 .cse0)) (not (<= .cse0 12))))) [2021-02-24 04:16:58,568 INFO L192 CegarLoopUtils]: At program point L12-4(lines 11 20) the Hoare annotation is: true [2021-02-24 04:16:58,568 INFO L192 CegarLoopUtils]: At program point ULTIMATE.startEXIT(line -1) the Hoare annotation is: true [2021-02-24 04:16:58,568 INFO L192 CegarLoopUtils]: At program point L-1(line -1) the Hoare annotation is: true [2021-02-24 04:16:58,568 INFO L192 CegarLoopUtils]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2021-02-24 04:16:58,568 INFO L192 CegarLoopUtils]: At program point ULTIMATE.startFINAL(line -1) the Hoare annotation is: true [2021-02-24 04:16:58,568 INFO L185 CegarLoopUtils]: At program point mainENTRY(lines 22 28) the Hoare annotation is: (and (= |old(#length)| |#length|) (= |old(#valid)| |#valid|)) [2021-02-24 04:16:58,568 INFO L192 CegarLoopUtils]: At program point mainFINAL(lines 22 28) the Hoare annotation is: true [2021-02-24 04:16:58,568 INFO L192 CegarLoopUtils]: At program point L27(line 27) the Hoare annotation is: true [2021-02-24 04:16:58,568 INFO L192 CegarLoopUtils]: At program point L26(line 26) the Hoare annotation is: true [2021-02-24 04:16:58,568 INFO L185 CegarLoopUtils]: At program point L26-1(line 26) the Hoare annotation is: (= (select (select |#memory_int| main_~p~0.base) main_~p~0.offset) 10) [2021-02-24 04:16:58,568 INFO L192 CegarLoopUtils]: At program point mainEXIT(lines 22 28) the Hoare annotation is: true [2021-02-24 04:16:58,569 INFO L185 CegarLoopUtils]: At program point L24(line 24) the Hoare annotation is: (and (= |old(#length)| |#length|) (= |old(#valid)| |#valid|)) [2021-02-24 04:16:58,569 INFO L192 CegarLoopUtils]: At program point L24-1(line 24) the Hoare annotation is: true [2021-02-24 04:16:58,569 INFO L185 CegarLoopUtils]: At program point L22(lines 22 28) the Hoare annotation is: (and (= |old(#length)| |#length|) (= |old(#valid)| |#valid|)) [2021-02-24 04:16:58,569 INFO L192 CegarLoopUtils]: At program point L24-2(line 24) the Hoare annotation is: true [2021-02-24 04:16:58,569 INFO L192 CegarLoopUtils]: At program point L24-3(line 24) the Hoare annotation is: true [2021-02-24 04:16:58,569 INFO L192 CegarLoopUtils]: At program point plusFINAL(lines 6 9) the Hoare annotation is: true [2021-02-24 04:16:58,569 INFO L185 CegarLoopUtils]: At program point plusENTRY(lines 6 9) the Hoare annotation is: (let ((.cse0 (select (select |#memory_int| |plus_#in~p.base|) |plus_#in~p.offset|)) (.cse1 (select (select |old(#memory_int)| |plus_#in~p.base|) |plus_#in~p.offset|))) (and (or (and (<= 16 .cse0) (<= .cse0 16)) (not (<= 16 .cse1)) (not (<= .cse1 16))) (or (and (<= 12 .cse0) (<= .cse0 12)) (not (<= 12 .cse1)) (not (<= .cse1 12))) (or (= 19 .cse0) (not (= 19 .cse1))) (or (not (<= 11 .cse1)) (not (<= .cse1 11)) (and (<= 11 .cse0) (<= .cse0 11))) (or (= .cse0 10) (not (= .cse1 10))) (or (not (<= .cse1 17)) (and (<= .cse0 17) (<= 17 .cse0)) (not (<= 17 .cse1))) (or (not (<= .cse1 14)) (and (<= .cse0 14) (<= 14 .cse0)) (not (<= 14 .cse1))) (or (not (<= .cse1 15)) (not (<= 15 .cse1)) (and (<= 15 .cse0) (<= .cse0 15))) (or (not (<= .cse1 13)) (and (<= 13 .cse0) (<= .cse0 13)) (not (<= 13 .cse1))) (or (and (<= 18 .cse0) (<= .cse0 18)) (not (<= 18 .cse1)) (not (<= .cse1 18))))) [2021-02-24 04:16:58,569 INFO L192 CegarLoopUtils]: At program point plusEXIT(lines 6 9) the Hoare annotation is: true [2021-02-24 04:16:58,570 INFO L185 CegarLoopUtils]: At program point L8(line 8) the Hoare annotation is: (let ((.cse2 (select (select |#memory_int| |plus_#in~p.base|) |plus_#in~p.offset|))) (let ((.cse3 (<= 18 .cse2)) (.cse1 (select (select |#memory_int| plus_~p.base) plus_~p.offset)) (.cse0 (select (select |old(#memory_int)| |plus_#in~p.base|) |plus_#in~p.offset|))) (and (or (not (<= 12 .cse0)) (not (<= .cse0 12)) (and (<= .cse1 13) (<= 12 .cse2) (<= .cse2 13) (<= 13 .cse1))) (or (not (<= .cse0 14)) (and (<= .cse1 15) (<= 14 .cse2) (<= .cse2 15) (<= 15 .cse1)) (not (<= 14 .cse0))) (or (not (= 19 .cse0)) (and .cse3 (= .cse1 20))) (or (and (<= 17 .cse1) (<= .cse2 17) (<= 16 .cse2) (<= .cse1 17)) (not (<= 16 .cse0)) (not (<= .cse0 16))) (or (not (<= .cse0 17)) (and (<= .cse1 18) (<= 17 .cse2) (<= .cse2 18) (<= 18 .cse1)) (not (<= 17 .cse0))) (or (not (<= .cse0 13)) (and (<= .cse2 14) (<= 14 .cse1) (<= .cse1 14) (<= 13 .cse2)) (not (<= 13 .cse0))) (or (and .cse3 (<= 19 .cse1) (<= .cse1 19)) (not (<= 18 .cse0)) (not (<= .cse0 18))) (or (not (<= 11 .cse0)) (not (<= .cse0 11)) (and (<= .cse1 12) (<= 11 .cse2) (<= 12 .cse1) (<= .cse2 12))) (or (and (<= 15 .cse2) (<= 16 .cse1) (<= .cse2 16) (<= .cse1 16)) (not (<= .cse0 15)) (not (<= 15 .cse0))) (or (and (<= .cse2 11) (<= .cse1 11) (<= 11 .cse1)) (not (= .cse0 10)))))) [2021-02-24 04:16:58,570 INFO L185 CegarLoopUtils]: At program point L7(line 7) the Hoare annotation is: (let ((.cse2 (select (select |#memory_int| |plus_#in~p.base|) |plus_#in~p.offset|)) (.cse1 (select (select |#memory_int| plus_~p.base) plus_~p.offset)) (.cse0 (select (select |old(#memory_int)| |plus_#in~p.base|) |plus_#in~p.offset|))) (and (or (not (<= .cse0 17)) (not (<= 17 .cse0)) (and (<= 17 .cse1) (<= .cse2 17) (<= 17 .cse2) (<= .cse1 17))) (or (and (<= .cse1 18) (<= 18 .cse2) (<= .cse2 18) (<= 18 .cse1)) (not (<= 18 .cse0)) (not (<= .cse0 18))) (or (not (<= 12 .cse0)) (not (<= .cse0 12)) (and (<= .cse1 12) (<= 12 .cse2) (<= 12 .cse1) (<= .cse2 12))) (or (and (<= .cse1 13) (<= 13 .cse2) (<= .cse2 13) (<= 13 .cse1)) (not (<= .cse0 13)) (not (<= 13 .cse0))) (or (not (= 19 .cse0)) (and (= 19 .cse2) (= 19 .cse1))) (or (not (<= .cse0 15)) (not (<= 15 .cse0)) (and (<= 15 .cse2) (<= .cse1 15) (<= .cse2 15) (<= 15 .cse1))) (or (and (<= 11 .cse2) (<= .cse2 11) (<= .cse1 11) (<= 11 .cse1)) (not (<= 11 .cse0)) (not (<= .cse0 11))) (or (and (= .cse1 10) (= .cse2 10)) (not (= .cse0 10))) (or (not (<= .cse0 14)) (and (<= .cse2 14) (<= 14 .cse1) (<= 14 .cse2) (<= .cse1 14)) (not (<= 14 .cse0))) (or (and (<= 16 .cse1) (<= 16 .cse2) (<= .cse2 16) (<= .cse1 16)) (not (<= 16 .cse0)) (not (<= .cse0 16))))) [2021-02-24 04:16:58,571 INFO L185 CegarLoopUtils]: At program point L7-1(line 7) the Hoare annotation is: (let ((.cse1 (select (select |#memory_int| |plus_#in~p.base|) |plus_#in~p.offset|)) (.cse2 (select (select |#memory_int| plus_~p.base) plus_~p.offset)) (.cse0 (select (select |old(#memory_int)| |plus_#in~p.base|) |plus_#in~p.offset|))) (and (or (not (<= .cse0 14)) (and (<= .cse1 14) (<= 14 .cse2) (<= 14 .cse1) (<= .cse2 14) (<= 14 |plus_#t~mem7|) (<= |plus_#t~mem7| 14)) (not (<= 14 .cse0))) (or (not (<= 18 .cse0)) (and (<= .cse2 18) (<= 18 .cse1) (<= .cse1 18) (<= 18 .cse2) (<= 18 |plus_#t~mem7|) (<= |plus_#t~mem7| 18)) (not (<= .cse0 18))) (or (not (<= .cse0 17)) (and (<= 17 .cse2) (<= .cse1 17) (<= 17 .cse1) (<= |plus_#t~mem7| 17) (<= .cse2 17) (<= 17 |plus_#t~mem7|)) (not (<= 17 .cse0))) (or (not (<= 12 .cse0)) (not (<= .cse0 12)) (and (<= .cse2 12) (<= |plus_#t~mem7| 12) (<= 12 .cse1) (<= 12 |plus_#t~mem7|) (<= 12 .cse2) (<= .cse1 12))) (or (not (<= 11 .cse0)) (not (<= .cse0 11)) (and (<= 11 |plus_#t~mem7|) (<= 11 .cse1) (<= .cse1 11) (<= |plus_#t~mem7| 11) (<= .cse2 11) (<= 11 .cse2))) (or (and (<= |plus_#t~mem7| 16) (<= 16 .cse2) (<= 16 .cse1) (<= .cse1 16) (<= .cse2 16) (<= 16 |plus_#t~mem7|)) (not (<= 16 .cse0)) (not (<= .cse0 16))) (or (and (= .cse2 10) (= |plus_#t~mem7| 10) (= .cse1 10)) (not (= .cse0 10))) (or (and (<= 15 .cse1) (<= 15 |plus_#t~mem7|) (<= .cse2 15) (<= .cse1 15) (<= 15 .cse2) (<= |plus_#t~mem7| 15)) (not (<= .cse0 15)) (not (<= 15 .cse0))) (or (and (= 19 .cse1) (= 19 .cse2) (= 19 |plus_#t~mem7|)) (not (= 19 .cse0))) (or (not (<= .cse0 13)) (and (<= |plus_#t~mem7| 13) (<= .cse2 13) (<= 13 |plus_#t~mem7|) (<= 13 .cse1) (<= .cse1 13) (<= 13 .cse2)) (not (<= 13 .cse0))))) [2021-02-24 04:16:58,571 INFO L185 CegarLoopUtils]: At program point L7-2(line 7) the Hoare annotation is: (let ((.cse1 (select (select |#memory_int| |plus_#in~p.base|) |plus_#in~p.offset|)) (.cse0 (select (select |#memory_int| plus_~p.base) plus_~p.offset)) (.cse2 (select (select |old(#memory_int)| |plus_#in~p.base|) |plus_#in~p.offset|))) (and (or (and (<= |plus_#t~mem7| 13) (<= |plus_#t~post8| 13) (<= 13 |plus_#t~post8|) (<= .cse0 13) (<= 13 |plus_#t~mem7|) (<= 13 .cse1) (<= .cse1 13) (<= 13 .cse0)) (not (<= .cse2 13)) (not (<= 13 .cse2))) (or (and (= .cse0 10) (= 10 |plus_#t~post8|) (= |plus_#t~mem7| 10) (= .cse1 10)) (not (= .cse2 10))) (or (not (<= .cse2 17)) (and (<= 17 .cse0) (<= .cse1 17) (<= 17 .cse1) (<= |plus_#t~post8| 17) (<= |plus_#t~mem7| 17) (<= .cse0 17) (<= 17 |plus_#t~mem7|) (<= 17 |plus_#t~post8|)) (not (<= 17 .cse2))) (or (not (<= 12 .cse2)) (and (<= .cse0 12) (<= |plus_#t~mem7| 12) (<= 12 |plus_#t~post8|) (<= |plus_#t~post8| 12) (<= 12 .cse1) (<= 12 |plus_#t~mem7|) (<= 12 .cse0) (<= .cse1 12)) (not (<= .cse2 12))) (or (not (<= .cse2 14)) (and (<= 14 |plus_#t~post8|) (<= .cse1 14) (<= 14 .cse0) (<= 14 .cse1) (<= |plus_#t~post8| 14) (<= .cse0 14) (<= 14 |plus_#t~mem7|) (<= |plus_#t~mem7| 14)) (not (<= 14 .cse2))) (or (and (= 19 .cse1) (= 19 |plus_#t~post8|) (= 19 .cse0) (= 19 |plus_#t~mem7|)) (not (= 19 .cse2))) (or (and (<= |plus_#t~mem7| 16) (<= 16 .cse0) (<= 16 .cse1) (<= .cse1 16) (<= .cse0 16) (<= |plus_#t~post8| 16) (<= 16 |plus_#t~mem7|) (<= 16 |plus_#t~post8|)) (not (<= 16 .cse2)) (not (<= .cse2 16))) (or (not (<= 11 .cse2)) (and (<= 11 |plus_#t~mem7|) (<= 11 .cse1) (<= .cse1 11) (<= |plus_#t~post8| 11) (<= |plus_#t~mem7| 11) (<= 11 |plus_#t~post8|) (<= .cse0 11) (<= 11 .cse0)) (not (<= .cse2 11))) (or (not (<= 18 .cse2)) (not (<= .cse2 18)) (and (<= .cse0 18) (<= 18 .cse1) (<= .cse1 18) (<= 18 .cse0) (<= |plus_#t~post8| 18) (<= 18 |plus_#t~mem7|) (<= |plus_#t~mem7| 18) (<= 18 |plus_#t~post8|))) (or (and (<= 15 .cse1) (<= 15 |plus_#t~post8|) (<= 15 |plus_#t~mem7|) (<= .cse0 15) (<= .cse1 15) (<= 15 .cse0) (<= |plus_#t~mem7| 15) (<= |plus_#t~post8| 15)) (not (<= .cse2 15)) (not (<= 15 .cse2))))) [2021-02-24 04:16:58,572 INFO L185 CegarLoopUtils]: At program point L7-3(line 7) the Hoare annotation is: (let ((.cse0 (select (select |#memory_int| |plus_#in~p.base|) |plus_#in~p.offset|))) (let ((.cse3 (<= 18 .cse0)) (.cse1 (select (select |#memory_int| plus_~p.base) plus_~p.offset)) (.cse2 (select (select |old(#memory_int)| |plus_#in~p.base|) |plus_#in~p.offset|))) (and (or (and (<= .cse0 11) (= 10 |plus_#t~post8|) (<= .cse1 11) (= |plus_#t~mem7| 10) (<= 11 .cse1)) (not (= .cse2 10))) (or (not (<= 12 .cse2)) (not (<= .cse2 12)) (and (<= .cse1 13) (<= |plus_#t~mem7| 12) (<= 12 |plus_#t~post8|) (<= |plus_#t~post8| 12) (<= 12 .cse0) (<= 12 |plus_#t~mem7|) (<= .cse0 13) (<= 13 .cse1))) (or (and (<= 17 .cse1) (<= |plus_#t~mem7| 16) (<= .cse0 17) (<= 16 .cse0) (<= |plus_#t~post8| 16) (<= 16 |plus_#t~mem7|) (<= 16 |plus_#t~post8|) (<= .cse1 17)) (not (<= 16 .cse2)) (not (<= .cse2 16))) (or (not (<= 18 .cse2)) (not (<= .cse2 18)) (and .cse3 (<= 19 .cse1) (<= |plus_#t~post8| 18) (<= 18 |plus_#t~mem7|) (<= |plus_#t~mem7| 18) (<= 18 |plus_#t~post8|) (<= .cse1 19))) (or (and .cse3 (= 19 |plus_#t~post8|) (= 19 |plus_#t~mem7|) (= .cse1 20)) (not (= 19 .cse2))) (or (not (<= .cse2 15)) (not (<= 15 .cse2)) (and (<= 15 .cse0) (<= 16 .cse1) (<= 15 |plus_#t~post8|) (<= 15 |plus_#t~mem7|) (<= .cse0 16) (<= .cse1 16) (<= |plus_#t~mem7| 15) (<= |plus_#t~post8| 15))) (or (not (<= .cse2 17)) (not (<= 17 .cse2)) (and (<= .cse1 18) (<= 17 .cse0) (<= |plus_#t~post8| 17) (<= .cse0 18) (<= 18 .cse1) (<= |plus_#t~mem7| 17) (<= 17 |plus_#t~mem7|) (<= 17 |plus_#t~post8|))) (or (and (<= |plus_#t~mem7| 13) (<= |plus_#t~post8| 13) (<= 13 |plus_#t~post8|) (<= .cse0 14) (<= 14 .cse1) (<= 13 |plus_#t~mem7|) (<= .cse1 14) (<= 13 .cse0)) (not (<= .cse2 13)) (not (<= 13 .cse2))) (or (not (<= 11 .cse2)) (and (<= 11 |plus_#t~mem7|) (<= .cse1 12) (<= 11 .cse0) (<= |plus_#t~post8| 11) (<= |plus_#t~mem7| 11) (<= 11 |plus_#t~post8|) (<= 12 .cse1) (<= .cse0 12)) (not (<= .cse2 11))) (or (not (<= .cse2 14)) (and (<= 14 |plus_#t~post8|) (<= .cse1 15) (<= 14 .cse0) (<= |plus_#t~post8| 14) (<= .cse0 15) (<= 15 .cse1) (<= 14 |plus_#t~mem7|) (<= |plus_#t~mem7| 14)) (not (<= 14 .cse2)))))) [2021-02-24 04:16:58,573 INFO L185 CegarLoopUtils]: At program point L7-4(line 7) the Hoare annotation is: (let ((.cse2 (select (select |#memory_int| |plus_#in~p.base|) |plus_#in~p.offset|))) (let ((.cse3 (<= 18 .cse2)) (.cse1 (select (select |#memory_int| plus_~p.base) plus_~p.offset)) (.cse0 (select (select |old(#memory_int)| |plus_#in~p.base|) |plus_#in~p.offset|))) (and (or (not (<= .cse0 14)) (not (<= 14 .cse0)) (and (<= 14 |plus_#t~post8|) (<= .cse1 15) (<= 14 .cse2) (<= |plus_#t~post8| 14) (<= .cse2 15) (<= 15 .cse1))) (or (and .cse3 (<= 19 .cse1) (<= |plus_#t~post8| 18) (<= 18 |plus_#t~post8|) (<= .cse1 19)) (not (<= 18 .cse0)) (not (<= .cse0 18))) (or (and .cse3 (= 19 |plus_#t~post8|) (= .cse1 20)) (not (= 19 .cse0))) (or (not (<= 11 .cse0)) (not (<= .cse0 11)) (and (<= .cse1 12) (<= 11 .cse2) (<= |plus_#t~post8| 11) (<= 11 |plus_#t~post8|) (<= 12 .cse1) (<= .cse2 12))) (or (not (<= .cse0 13)) (and (<= |plus_#t~post8| 13) (<= 13 |plus_#t~post8|) (<= .cse2 14) (<= 14 .cse1) (<= .cse1 14) (<= 13 .cse2)) (not (<= 13 .cse0))) (or (not (<= 12 .cse0)) (and (<= .cse1 13) (<= 12 |plus_#t~post8|) (<= |plus_#t~post8| 12) (<= 12 .cse2) (<= .cse2 13) (<= 13 .cse1)) (not (<= .cse0 12))) (or (and (<= .cse2 11) (= 10 |plus_#t~post8|) (<= .cse1 11) (<= 11 .cse1)) (not (= .cse0 10))) (or (not (<= .cse0 17)) (not (<= 17 .cse0)) (and (<= .cse1 18) (<= 17 .cse2) (<= |plus_#t~post8| 17) (<= .cse2 18) (<= 18 .cse1) (<= 17 |plus_#t~post8|))) (or (and (<= 17 .cse1) (<= .cse2 17) (<= 16 .cse2) (<= |plus_#t~post8| 16) (<= 16 |plus_#t~post8|) (<= .cse1 17)) (not (<= 16 .cse0)) (not (<= .cse0 16))) (or (and (<= 15 .cse2) (<= 16 .cse1) (<= 15 |plus_#t~post8|) (<= .cse2 16) (<= .cse1 16) (<= |plus_#t~post8| 15)) (not (<= .cse0 15)) (not (<= 15 .cse0)))))) [2021-02-24 04:16:58,584 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 24.02 04:16:58 BoogieIcfgContainer [2021-02-24 04:16:58,584 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-02-24 04:16:58,585 INFO L168 Benchmark]: Toolchain (without parser) took 68406.09 ms. Allocated memory was 155.2 MB in the beginning and 332.4 MB in the end (delta: 177.2 MB). Free memory was 131.1 MB in the beginning and 157.2 MB in the end (delta: -26.1 MB). Peak memory consumption was 193.4 MB. Max. memory is 8.0 GB. [2021-02-24 04:16:58,585 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 155.2 MB. Free memory is still 130.7 MB. There was no memory consumed. Max. memory is 8.0 GB. [2021-02-24 04:16:58,586 INFO L168 Benchmark]: CACSL2BoogieTranslator took 345.51 ms. Allocated memory is still 155.2 MB. Free memory was 129.8 MB in the beginning and 120.6 MB in the end (delta: 9.2 MB). Peak memory consumption was 9.4 MB. Max. memory is 8.0 GB. [2021-02-24 04:16:58,586 INFO L168 Benchmark]: Boogie Preprocessor took 58.47 ms. Allocated memory is still 155.2 MB. Free memory was 120.6 MB in the beginning and 119.3 MB in the end (delta: 1.3 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. [2021-02-24 04:16:58,586 INFO L168 Benchmark]: RCFGBuilder took 360.67 ms. Allocated memory is still 155.2 MB. Free memory was 119.3 MB in the beginning and 103.6 MB in the end (delta: 15.7 MB). Peak memory consumption was 15.7 MB. Max. memory is 8.0 GB. [2021-02-24 04:16:58,586 INFO L168 Benchmark]: TraceAbstraction took 67615.39 ms. Allocated memory was 155.2 MB in the beginning and 332.4 MB in the end (delta: 177.2 MB). Free memory was 103.1 MB in the beginning and 157.2 MB in the end (delta: -54.1 MB). Peak memory consumption was 166.1 MB. Max. memory is 8.0 GB. [2021-02-24 04:16:58,587 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 ms. Allocated memory is still 155.2 MB. Free memory is still 130.7 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 345.51 ms. Allocated memory is still 155.2 MB. Free memory was 129.8 MB in the beginning and 120.6 MB in the end (delta: 9.2 MB). Peak memory consumption was 9.4 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 58.47 ms. Allocated memory is still 155.2 MB. Free memory was 120.6 MB in the beginning and 119.3 MB in the end (delta: 1.3 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. * RCFGBuilder took 360.67 ms. Allocated memory is still 155.2 MB. Free memory was 119.3 MB in the beginning and 103.6 MB in the end (delta: 15.7 MB). Peak memory consumption was 15.7 MB. Max. memory is 8.0 GB. * TraceAbstraction took 67615.39 ms. Allocated memory was 155.2 MB in the beginning and 332.4 MB in the end (delta: 177.2 MB). Free memory was 103.1 MB in the beginning and 157.2 MB in the end (delta: -54.1 MB). Peak memory consumption was 166.1 MB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 18]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - ProcedureContractResult [Line: 11]: Procedure Contract for foo Derived contract for procedure foo: 1 - ProcedureContractResult [Line: 22]: Procedure Contract for main Derived contract for procedure main: 1 - ProcedureContractResult [Line: 6]: Procedure Contract for plus Derived contract for procedure plus: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 6 procedures, 52 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 57.9s, OverallIterations: 11, TraceHistogramMax: 11, AutomataDifference: 45.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 9.5s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 382 SDtfs, 1860 SDslu, 3384 SDs, 0 SdLazy, 7999 SolverSat, 447 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 5.2s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 1017 GetRequests, 77 SyntacticMatches, 0 SemanticMatches, 940 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 26804 ImplicationChecksByTransitivity, 47.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=148occurred in iteration=10, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 11 MinimizatonAttempts, 20 StatesRemovedByMinimization, 10 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 49 LocationsWithAnnotation, 304 PreInvPairs, 356 NumberOfFragments, 6640 HoareAnnotationTreeSize, 304 FomulaSimplifications, 319652 FormulaSimplificationTreeSizeReduction, 1.1s HoareSimplificationTime, 49 FomulaSimplificationsInter, 6554 FormulaSimplificationTreeSizeReductionInter, 8.3s HoareSimplificationTimeInter, 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 correct! Received shutdown request...