/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/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/loops/string-1.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-dev-1a84f73 [2021-04-30 22:37:24,479 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-04-30 22:37:24,481 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-04-30 22:37:24,508 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-04-30 22:37:24,509 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-04-30 22:37:24,510 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-04-30 22:37:24,511 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-04-30 22:37:24,513 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-04-30 22:37:24,514 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-04-30 22:37:24,515 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-04-30 22:37:24,516 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-04-30 22:37:24,517 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-04-30 22:37:24,517 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-04-30 22:37:24,518 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-04-30 22:37:24,519 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-04-30 22:37:24,519 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-04-30 22:37:24,520 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-04-30 22:37:24,521 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-04-30 22:37:24,522 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-04-30 22:37:24,524 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-04-30 22:37:24,525 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-04-30 22:37:24,526 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-04-30 22:37:24,534 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-04-30 22:37:24,535 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-04-30 22:37:24,538 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2021-04-30 22:37:24,544 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-04-30 22:37:24,545 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-04-30 22:37:24,545 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-04-30 22:37:24,554 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2021-04-30 22:37:24,585 INFO L113 SettingsManager]: Loading preferences was successful [2021-04-30 22:37:24,585 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-04-30 22:37:24,589 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-04-30 22:37:24,589 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-04-30 22:37:24,589 INFO L138 SettingsManager]: * Use SBE=true [2021-04-30 22:37:24,589 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-04-30 22:37:24,590 INFO L138 SettingsManager]: * sizeof long=4 [2021-04-30 22:37:24,590 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-04-30 22:37:24,590 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-04-30 22:37:24,590 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-04-30 22:37:24,591 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-04-30 22:37:24,591 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-04-30 22:37:24,591 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-04-30 22:37:24,591 INFO L138 SettingsManager]: * sizeof long double=12 [2021-04-30 22:37:24,592 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-04-30 22:37:24,592 INFO L138 SettingsManager]: * Use constant arrays=true [2021-04-30 22:37:24,592 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-04-30 22:37:24,592 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-04-30 22:37:24,592 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-04-30 22:37:24,593 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-04-30 22:37:24,593 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-04-30 22:37:24,593 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-04-30 22:37:24,593 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-04-30 22:37:24,593 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-04-30 22:37:24,593 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-04-30 22:37:24,593 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-04-30 22:37:24,594 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-04-30 22:37:24,594 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-04-30 22:37:24,594 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-04-30 22:37:24,867 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-04-30 22:37:24,884 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-04-30 22:37:24,886 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-04-30 22:37:24,887 INFO L271 PluginConnector]: Initializing CDTParser... [2021-04-30 22:37:24,887 INFO L275 PluginConnector]: CDTParser initialized [2021-04-30 22:37:24,888 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/loops/string-1.i [2021-04-30 22:37:24,948 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/05e9c9dbc/5e8c35e866d64a89a46fea00ed1874c5/FLAG5b44ea495 [2021-04-30 22:37:25,376 INFO L306 CDTParser]: Found 1 translation units. [2021-04-30 22:37:25,377 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/loops/string-1.i [2021-04-30 22:37:25,384 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/05e9c9dbc/5e8c35e866d64a89a46fea00ed1874c5/FLAG5b44ea495 [2021-04-30 22:37:25,779 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/05e9c9dbc/5e8c35e866d64a89a46fea00ed1874c5 [2021-04-30 22:37:25,785 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-04-30 22:37:25,787 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2021-04-30 22:37:25,790 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-04-30 22:37:25,791 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-04-30 22:37:25,794 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-04-30 22:37:25,795 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.04 10:37:25" (1/1) ... [2021-04-30 22:37:25,796 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@37c53bd2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.04 10:37:25, skipping insertion in model container [2021-04-30 22:37:25,797 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.04 10:37:25" (1/1) ... [2021-04-30 22:37:25,802 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-04-30 22:37:25,818 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-04-30 22:37:25,934 WARN L224 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/loops/string-1.i[896,909] [2021-04-30 22:37:25,987 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-04-30 22:37:25,992 INFO L203 MainTranslator]: Completed pre-run [2021-04-30 22:37:26,014 WARN L224 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/loops/string-1.i[896,909] [2021-04-30 22:37:26,034 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-04-30 22:37:26,046 INFO L208 MainTranslator]: Completed translation [2021-04-30 22:37:26,046 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.04 10:37:26 WrapperNode [2021-04-30 22:37:26,047 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-04-30 22:37:26,047 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-04-30 22:37:26,048 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-04-30 22:37:26,049 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-04-30 22:37:26,057 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.04 10:37:26" (1/1) ... [2021-04-30 22:37:26,058 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.04 10:37:26" (1/1) ... [2021-04-30 22:37:26,070 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.04 10:37:26" (1/1) ... [2021-04-30 22:37:26,070 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.04 10:37:26" (1/1) ... [2021-04-30 22:37:26,085 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.04 10:37:26" (1/1) ... [2021-04-30 22:37:26,089 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.04 10:37:26" (1/1) ... [2021-04-30 22:37:26,090 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.04 10:37:26" (1/1) ... [2021-04-30 22:37:26,092 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-04-30 22:37:26,093 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-04-30 22:37:26,093 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-04-30 22:37:26,093 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-04-30 22:37:26,093 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.04 10:37:26" (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 [2021-04-30 22:37:26,151 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2021-04-30 22:37:26,151 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-04-30 22:37:26,152 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2021-04-30 22:37:26,152 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-04-30 22:37:26,152 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2021-04-30 22:37:26,152 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2021-04-30 22:37:26,152 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2021-04-30 22:37:26,152 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2021-04-30 22:37:26,153 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_perror_fail [2021-04-30 22:37:26,153 INFO L130 BoogieDeclarations]: Found specification of procedure __assert [2021-04-30 22:37:26,153 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2021-04-30 22:37:26,153 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-04-30 22:37:26,154 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-04-30 22:37:26,154 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2021-04-30 22:37:26,155 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_char [2021-04-30 22:37:26,155 INFO L130 BoogieDeclarations]: Found specification of procedure main [2021-04-30 22:37:26,155 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-04-30 22:37:26,155 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-04-30 22:37:26,155 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-04-30 22:37:26,155 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2021-04-30 22:37:26,155 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-04-30 22:37:26,155 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-04-30 22:37:26,546 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-04-30 22:37:26,546 INFO L299 CfgBuilder]: Removed 5 assume(true) statements. [2021-04-30 22:37:26,547 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.04 10:37:26 BoogieIcfgContainer [2021-04-30 22:37:26,547 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-04-30 22:37:26,548 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-04-30 22:37:26,549 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-04-30 22:37:26,551 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-04-30 22:37:26,551 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 30.04 10:37:25" (1/3) ... [2021-04-30 22:37:26,551 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7b77d050 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.04 10:37:26, skipping insertion in model container [2021-04-30 22:37:26,551 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.04 10:37:26" (2/3) ... [2021-04-30 22:37:26,552 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7b77d050 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.04 10:37:26, skipping insertion in model container [2021-04-30 22:37:26,552 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.04 10:37:26" (3/3) ... [2021-04-30 22:37:26,560 INFO L111 eAbstractionObserver]: Analyzing ICFG string-1.i [2021-04-30 22:37:26,565 INFO L149 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-04-30 22:37:26,568 INFO L161 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2021-04-30 22:37:26,584 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-04-30 22:37:26,613 INFO L376 AbstractCegarLoop]: Interprodecural is true [2021-04-30 22:37:26,613 INFO L377 AbstractCegarLoop]: Hoare is true [2021-04-30 22:37:26,613 INFO L378 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-04-30 22:37:26,614 INFO L379 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-04-30 22:37:26,614 INFO L380 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-04-30 22:37:26,614 INFO L381 AbstractCegarLoop]: Difference is false [2021-04-30 22:37:26,614 INFO L382 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-04-30 22:37:26,614 INFO L386 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-04-30 22:37:26,628 INFO L276 IsEmpty]: Start isEmpty. Operand has 35 states, 27 states have (on average 1.5925925925925926) internal successors, (43), 28 states have internal predecessors, (43), 3 states have call successors, (3), 3 states have call predecessors, (3), 3 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2021-04-30 22:37:26,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-04-30 22:37:26,632 INFO L511 BasicCegarLoop]: Found error trace [2021-04-30 22:37:26,633 INFO L519 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] [2021-04-30 22:37:26,633 INFO L428 AbstractCegarLoop]: === Iteration 1 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-04-30 22:37:26,637 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-30 22:37:26,638 INFO L82 PathProgramCache]: Analyzing trace with hash 739829093, now seen corresponding path program 1 times [2021-04-30 22:37:26,644 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-30 22:37:26,645 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1521015818] [2021-04-30 22:37:26,645 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-30 22:37:26,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-30 22:37:26,789 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:26,790 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:26,791 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:26,791 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-30 22:37:26,802 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:26,802 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:26,855 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-04-30 22:37:26,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-30 22:37:26,882 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:26,884 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:26,885 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-30 22:37:26,885 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-04-30 22:37:26,886 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1521015818] [2021-04-30 22:37:26,886 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1521015818] provided 1 perfect and 0 imperfect interpolant sequences [2021-04-30 22:37:26,886 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-04-30 22:37:26,887 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-04-30 22:37:26,887 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1324429915] [2021-04-30 22:37:26,890 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-04-30 22:37:26,890 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-30 22:37:26,899 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-04-30 22:37:26,900 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-04-30 22:37:26,902 INFO L87 Difference]: Start difference. First operand has 35 states, 27 states have (on average 1.5925925925925926) internal successors, (43), 28 states have internal predecessors, (43), 3 states have call successors, (3), 3 states have call predecessors, (3), 3 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) Second operand has 4 states, 4 states have (on average 4.5) internal successors, (18), 3 states have internal predecessors, (18), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-04-30 22:37:27,089 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-04-30 22:37:27,100 INFO L93 Difference]: Finished difference Result 73 states and 109 transitions. [2021-04-30 22:37:27,106 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-04-30 22:37:27,107 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 4.5) internal successors, (18), 3 states have internal predecessors, (18), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 22 [2021-04-30 22:37:27,108 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-04-30 22:37:27,113 INFO L225 Difference]: With dead ends: 73 [2021-04-30 22:37:27,114 INFO L226 Difference]: Without dead ends: 36 [2021-04-30 22:37:27,116 INFO L775 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 60.9ms TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-04-30 22:37:27,145 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 36 states. [2021-04-30 22:37:27,179 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 36 to 30. [2021-04-30 22:37:27,180 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 30 states, 25 states have (on average 1.24) internal successors, (31), 25 states have internal predecessors, (31), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-04-30 22:37:27,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 30 states and 35 transitions. [2021-04-30 22:37:27,182 INFO L78 Accepts]: Start accepts. Automaton has 30 states and 35 transitions. Word has length 22 [2021-04-30 22:37:27,182 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-04-30 22:37:27,182 INFO L480 AbstractCegarLoop]: Abstraction has 30 states and 35 transitions. [2021-04-30 22:37:27,183 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 4.5) internal successors, (18), 3 states have internal predecessors, (18), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-04-30 22:37:27,183 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 35 transitions. [2021-04-30 22:37:27,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-04-30 22:37:27,184 INFO L511 BasicCegarLoop]: Found error trace [2021-04-30 22:37:27,184 INFO L519 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-04-30 22:37:27,184 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-04-30 22:37:27,184 INFO L428 AbstractCegarLoop]: === Iteration 2 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-04-30 22:37:27,201 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-30 22:37:27,201 INFO L82 PathProgramCache]: Analyzing trace with hash -1075962823, now seen corresponding path program 1 times [2021-04-30 22:37:27,202 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-30 22:37:27,202 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1099446840] [2021-04-30 22:37:27,202 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-30 22:37:27,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-30 22:37:27,259 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:27,260 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:27,261 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:27,262 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-30 22:37:27,267 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:27,268 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-30 22:37:27,276 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:27,277 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:27,310 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-04-30 22:37:27,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-30 22:37:27,319 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:27,320 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:27,320 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-04-30 22:37:27,320 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-04-30 22:37:27,321 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1099446840] [2021-04-30 22:37:27,321 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1099446840] provided 0 perfect and 1 imperfect interpolant sequences [2021-04-30 22:37:27,321 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [98601039] [2021-04-30 22:37:27,321 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-04-30 22:37:27,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-30 22:37:27,428 INFO L263 TraceCheckSpWp]: Trace formula consists of 134 conjuncts, 3 conjunts are in the unsatisfiable core [2021-04-30 22:37:27,433 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-04-30 22:37:27,440 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:27,441 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:27,443 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:27,444 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:27,445 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:27,446 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:27,447 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:27,450 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:27,452 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:27,453 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:27,454 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:27,454 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:27,455 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:27,456 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:27,465 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:27,465 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:27,466 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:27,467 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:27,467 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:27,468 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:27,468 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:27,469 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:27,469 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:27,470 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:27,471 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:27,472 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:27,472 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:27,473 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:27,473 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:27,475 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:27,476 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:27,476 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:27,479 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:27,480 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:27,498 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:27,499 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:27,500 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:27,501 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:27,501 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:27,502 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:27,502 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:27,503 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-30 22:37:27,503 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:27,504 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-30 22:37:27,505 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:27,506 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-30 22:37:27,506 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:27,507 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-30 22:37:27,518 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:27,519 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-30 22:37:27,519 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:27,520 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-30 22:37:27,521 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:27,522 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-30 22:37:27,522 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:27,524 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-30 22:37:27,532 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:27,546 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-30 22:37:27,549 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:27,550 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-30 22:37:27,555 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-04-30 22:37:27,557 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:27,558 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-30 22:37:27,559 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:27,560 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-30 22:37:27,563 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-04-30 22:37:27,564 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:27,576 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-30 22:37:27,577 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:27,577 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-30 22:37:27,582 INFO L142 QuantifierPusher]: treesize reduction 7, result has 12.5 percent of original size [2021-04-30 22:37:27,583 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:27,583 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:27,584 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:27,584 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:27,585 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:27,585 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:27,586 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:27,586 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:27,587 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:27,587 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:27,588 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:27,588 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:27,589 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:27,589 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:27,590 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:27,590 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:27,592 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:27,593 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:27,593 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:27,594 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:27,594 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:27,595 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:27,595 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:27,596 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:27,596 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:27,597 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:27,597 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:27,598 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:27,598 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:27,599 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:27,600 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:27,600 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:27,601 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:27,601 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:27,602 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:27,602 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:27,603 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:27,603 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:27,604 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:27,604 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:27,605 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:27,605 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:27,606 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:27,606 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:27,607 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:27,608 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:27,608 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:27,609 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:27,609 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:27,610 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:27,610 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:27,611 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:27,611 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:27,612 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:27,612 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:27,613 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:27,613 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:27,614 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:27,614 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:27,614 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:27,616 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:27,617 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:27,617 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:27,620 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:27,623 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:27,623 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:27,624 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:27,624 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:27,624 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:27,625 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:27,625 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:27,626 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:27,626 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:27,627 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:27,627 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:27,628 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:27,631 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:27,631 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:27,632 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:27,632 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:27,633 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:27,633 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:27,634 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:27,634 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:27,635 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:27,635 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:27,636 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:27,636 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:27,637 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:27,637 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:27,638 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:27,638 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:27,639 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:27,639 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:27,640 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:27,640 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:27,641 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:27,641 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:27,642 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:27,642 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:27,643 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:27,643 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:27,644 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:27,644 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:27,645 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:27,646 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:27,646 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:27,646 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:27,647 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:27,647 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:27,648 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:27,649 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:27,649 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:27,649 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:27,650 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:27,650 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:27,651 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:27,651 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-04-30 22:37:27,652 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [98601039] provided 0 perfect and 1 imperfect interpolant sequences [2021-04-30 22:37:27,652 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-04-30 22:37:27,652 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 4] total 6 [2021-04-30 22:37:27,653 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1321942382] [2021-04-30 22:37:27,653 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-04-30 22:37:27,653 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-30 22:37:27,654 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-04-30 22:37:27,654 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2021-04-30 22:37:27,654 INFO L87 Difference]: Start difference. First operand 30 states and 35 transitions. Second operand has 6 states, 6 states have (on average 4.666666666666667) internal successors, (28), 5 states have internal predecessors, (28), 2 states have call successors, (4), 3 states have call predecessors, (4), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-04-30 22:37:27,826 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-04-30 22:37:27,826 INFO L93 Difference]: Finished difference Result 65 states and 80 transitions. [2021-04-30 22:37:27,826 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-04-30 22:37:27,827 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 4.666666666666667) internal successors, (28), 5 states have internal predecessors, (28), 2 states have call successors, (4), 3 states have call predecessors, (4), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 28 [2021-04-30 22:37:27,827 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-04-30 22:37:27,828 INFO L225 Difference]: With dead ends: 65 [2021-04-30 22:37:27,828 INFO L226 Difference]: Without dead ends: 44 [2021-04-30 22:37:27,829 INFO L775 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 29 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 53.9ms TimeCoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2021-04-30 22:37:27,829 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 44 states. [2021-04-30 22:37:27,833 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 44 to 34. [2021-04-30 22:37:27,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 34 states, 29 states have (on average 1.206896551724138) internal successors, (35), 29 states have internal predecessors, (35), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-04-30 22:37:27,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 34 states and 39 transitions. [2021-04-30 22:37:27,834 INFO L78 Accepts]: Start accepts. Automaton has 34 states and 39 transitions. Word has length 28 [2021-04-30 22:37:27,834 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-04-30 22:37:27,834 INFO L480 AbstractCegarLoop]: Abstraction has 34 states and 39 transitions. [2021-04-30 22:37:27,835 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 4.666666666666667) internal successors, (28), 5 states have internal predecessors, (28), 2 states have call successors, (4), 3 states have call predecessors, (4), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-04-30 22:37:27,835 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 39 transitions. [2021-04-30 22:37:27,835 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-04-30 22:37:27,835 INFO L511 BasicCegarLoop]: Found error trace [2021-04-30 22:37:27,835 INFO L519 BasicCegarLoop]: trace histogram [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] [2021-04-30 22:37:28,049 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable1 [2021-04-30 22:37:28,049 INFO L428 AbstractCegarLoop]: === Iteration 3 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-04-30 22:37:28,049 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-30 22:37:28,050 INFO L82 PathProgramCache]: Analyzing trace with hash 875420793, now seen corresponding path program 2 times [2021-04-30 22:37:28,050 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-30 22:37:28,050 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1357149053] [2021-04-30 22:37:28,050 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-30 22:37:28,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-30 22:37:28,117 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:28,117 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:28,118 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:28,118 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-30 22:37:28,123 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:28,123 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-30 22:37:28,129 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:28,130 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-30 22:37:28,137 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:28,138 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:28,167 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-04-30 22:37:28,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-30 22:37:28,174 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:28,174 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:28,174 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-04-30 22:37:28,175 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-04-30 22:37:28,175 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1357149053] [2021-04-30 22:37:28,175 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1357149053] provided 0 perfect and 1 imperfect interpolant sequences [2021-04-30 22:37:28,175 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1407237101] [2021-04-30 22:37:28,175 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-04-30 22:37:28,251 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2021-04-30 22:37:28,252 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-04-30 22:37:28,253 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 10 conjunts are in the unsatisfiable core [2021-04-30 22:37:28,254 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-04-30 22:37:28,255 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:28,256 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:28,256 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:28,257 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:28,257 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:28,257 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:28,258 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:28,258 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:28,259 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:28,259 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:28,260 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:28,260 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:28,261 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:28,261 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:28,262 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:28,262 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:28,262 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:28,263 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:28,263 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:28,264 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:28,264 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:28,265 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:28,265 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:28,266 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:28,266 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:28,267 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:28,267 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:28,268 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:28,268 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:28,269 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:28,269 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:28,269 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:28,270 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:28,270 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:28,271 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:28,271 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:28,272 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:28,272 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:28,273 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:28,273 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:28,274 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:28,274 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:28,275 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:28,275 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:28,276 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:28,276 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:28,276 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:28,277 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:28,277 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:28,278 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:28,278 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:28,279 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:28,279 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:28,280 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:28,280 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:28,280 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:28,281 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:28,281 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:28,282 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:28,282 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:28,283 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:28,283 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:28,284 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:28,284 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:28,285 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:28,285 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:28,285 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:28,286 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:28,286 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:28,287 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:28,287 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:28,288 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:28,288 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:28,289 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:28,289 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:28,290 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:28,290 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:28,290 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:28,291 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:28,291 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:28,292 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:28,292 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:28,293 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:28,293 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:28,294 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:28,294 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:28,295 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:28,295 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:28,295 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:28,296 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:28,296 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:28,297 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:28,297 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:28,298 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:28,298 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:28,299 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:28,299 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:28,299 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:28,300 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:28,300 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:28,301 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:28,301 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:28,302 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:28,302 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:28,303 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:28,303 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:28,304 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:28,304 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:28,305 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:28,305 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:28,305 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:28,306 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:28,306 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:28,307 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:28,307 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:28,308 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:28,308 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:28,309 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:28,309 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:28,309 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:28,310 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:28,310 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:28,311 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:28,311 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:28,312 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:28,312 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:28,313 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:28,313 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:28,314 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:28,314 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:28,315 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:28,315 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:28,315 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:28,316 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:28,316 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:28,317 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:28,317 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:28,318 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:28,318 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:28,318 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:28,319 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:28,319 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:28,320 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:28,320 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:28,321 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:28,321 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:28,322 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:28,322 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:28,323 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:28,323 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:28,323 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:28,324 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:28,324 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:28,327 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:28,328 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:28,328 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:28,328 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:28,329 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:28,330 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:28,330 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:28,330 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:28,331 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:28,331 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:28,332 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:28,332 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:28,333 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:28,333 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:28,335 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:28,345 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:28,345 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:28,346 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:28,346 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:28,347 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:28,347 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:28,347 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:28,348 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:28,348 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:28,349 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-30 22:37:28,352 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:28,353 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-30 22:37:28,353 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:28,354 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-30 22:37:28,354 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:28,355 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-30 22:37:28,365 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:28,369 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-30 22:37:28,370 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:28,370 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-30 22:37:28,371 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:28,371 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-30 22:37:28,372 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:28,373 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-30 22:37:28,373 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:28,373 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-30 22:37:28,374 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:28,374 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-30 22:37:28,375 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:28,375 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-30 22:37:28,376 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:28,376 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-30 22:37:28,378 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:28,378 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-30 22:37:28,379 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:28,379 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-30 22:37:28,387 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:28,387 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-30 22:37:28,388 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:28,388 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-30 22:37:28,405 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:28,406 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-30 22:37:28,406 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:28,407 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-30 22:37:28,408 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:28,409 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-30 22:37:28,410 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:28,411 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-30 22:37:28,413 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:28,414 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-04-30 22:37:28,416 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:28,418 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-30 22:37:28,419 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:28,422 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-04-30 22:37:28,424 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2021-04-30 22:37:28,431 INFO L142 QuantifierPusher]: treesize reduction 1, result has 96.4 percent of original size [2021-04-30 22:37:28,438 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-30 22:37:28,442 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:28,444 INFO L732 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-04-30 22:37:28,451 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:28,451 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-30 22:37:28,452 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:28,457 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-30 22:37:28,459 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-30 22:37:28,460 INFO L732 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-04-30 22:37:28,462 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:28,462 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-30 22:37:28,466 INFO L142 QuantifierPusher]: treesize reduction 12, result has 40.0 percent of original size [2021-04-30 22:37:28,467 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-30 22:37:28,468 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-30 22:37:28,468 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:28,469 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-30 22:37:28,482 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:28,483 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-30 22:37:28,483 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:28,483 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-30 22:37:28,484 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:28,484 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-30 22:37:28,486 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:28,486 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-30 22:37:28,500 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:28,501 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-30 22:37:28,502 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:28,503 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-30 22:37:28,503 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:28,504 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-30 22:37:28,504 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:28,505 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-30 22:37:28,520 INFO L142 QuantifierPusher]: treesize reduction 6, result has 14.3 percent of original size [2021-04-30 22:37:28,520 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:28,521 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:28,521 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:28,525 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:28,526 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:28,527 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:28,527 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:28,528 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-04-30 22:37:28,528 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1407237101] provided 1 perfect and 0 imperfect interpolant sequences [2021-04-30 22:37:28,528 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2021-04-30 22:37:28,528 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [6] total 11 [2021-04-30 22:37:28,529 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1172586671] [2021-04-30 22:37:28,529 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-04-30 22:37:28,529 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-30 22:37:28,530 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-04-30 22:37:28,531 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=87, Unknown=0, NotChecked=0, Total=110 [2021-04-30 22:37:28,531 INFO L87 Difference]: Start difference. First operand 34 states and 39 transitions. Second operand has 7 states, 6 states have (on average 4.0) internal successors, (24), 6 states have internal predecessors, (24), 2 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-04-30 22:37:28,631 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-04-30 22:37:28,631 INFO L93 Difference]: Finished difference Result 50 states and 58 transitions. [2021-04-30 22:37:28,637 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-04-30 22:37:28,637 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 6 states have (on average 4.0) internal successors, (24), 6 states have internal predecessors, (24), 2 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 32 [2021-04-30 22:37:28,639 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-04-30 22:37:28,641 INFO L225 Difference]: With dead ends: 50 [2021-04-30 22:37:28,641 INFO L226 Difference]: Without dead ends: 36 [2021-04-30 22:37:28,642 INFO L775 BasicCegarLoop]: 0 DeclaredPredicates, 40 GetRequests, 29 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 17 ImplicationChecksByTransitivity, 137.9ms TimeCoverageRelationStatistics Valid=32, Invalid=124, Unknown=0, NotChecked=0, Total=156 [2021-04-30 22:37:28,643 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 36 states. [2021-04-30 22:37:28,650 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 36 to 36. [2021-04-30 22:37:28,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 36 states, 31 states have (on average 1.1935483870967742) internal successors, (37), 31 states have internal predecessors, (37), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-04-30 22:37:28,655 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 36 states and 41 transitions. [2021-04-30 22:37:28,656 INFO L78 Accepts]: Start accepts. Automaton has 36 states and 41 transitions. Word has length 32 [2021-04-30 22:37:28,656 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-04-30 22:37:28,656 INFO L480 AbstractCegarLoop]: Abstraction has 36 states and 41 transitions. [2021-04-30 22:37:28,656 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 7 states, 6 states have (on average 4.0) internal successors, (24), 6 states have internal predecessors, (24), 2 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-04-30 22:37:28,656 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 41 transitions. [2021-04-30 22:37:28,657 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-04-30 22:37:28,657 INFO L511 BasicCegarLoop]: Found error trace [2021-04-30 22:37:28,657 INFO L519 BasicCegarLoop]: trace histogram [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] [2021-04-30 22:37:28,880 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,3 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-04-30 22:37:28,881 INFO L428 AbstractCegarLoop]: === Iteration 4 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-04-30 22:37:28,881 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-30 22:37:28,881 INFO L82 PathProgramCache]: Analyzing trace with hash 860279700, now seen corresponding path program 1 times [2021-04-30 22:37:28,881 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-30 22:37:28,881 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [634050582] [2021-04-30 22:37:28,881 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-30 22:37:28,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-30 22:37:28,915 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:28,915 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:28,916 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:28,916 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-30 22:37:28,919 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:28,919 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-30 22:37:28,922 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:28,923 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-30 22:37:28,927 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:28,927 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:28,950 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-04-30 22:37:28,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-30 22:37:28,963 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:28,968 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:28,969 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-04-30 22:37:28,969 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-04-30 22:37:28,969 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [634050582] [2021-04-30 22:37:28,969 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [634050582] provided 0 perfect and 1 imperfect interpolant sequences [2021-04-30 22:37:28,969 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1100185712] [2021-04-30 22:37:28,969 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-04-30 22:37:29,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-30 22:37:29,024 INFO L263 TraceCheckSpWp]: Trace formula consists of 151 conjuncts, 4 conjunts are in the unsatisfiable core [2021-04-30 22:37:29,026 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-04-30 22:37:29,044 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:29,045 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:29,045 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:29,045 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:29,046 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:29,046 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:29,046 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:29,046 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:29,047 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:29,047 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:29,047 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:29,048 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:29,048 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:29,048 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:29,049 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:29,049 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:29,049 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:29,050 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:29,050 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:29,050 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:29,051 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:29,052 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:29,053 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:29,053 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:29,053 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:29,054 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:29,055 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:29,055 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:29,056 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:29,059 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:29,059 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:29,059 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:29,060 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:29,060 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:29,060 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:29,061 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:29,061 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:29,061 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:29,062 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:29,062 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:29,062 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:29,063 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-30 22:37:29,063 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:29,063 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-30 22:37:29,064 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:29,064 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-30 22:37:29,064 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:29,065 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-30 22:37:29,073 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:29,073 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-30 22:37:29,073 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:29,074 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-30 22:37:29,074 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:29,075 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-30 22:37:29,075 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:29,075 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-30 22:37:29,077 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:29,078 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-30 22:37:29,079 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:29,079 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-30 22:37:29,079 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-04-30 22:37:29,080 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:29,082 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-30 22:37:29,083 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:29,083 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-30 22:37:29,083 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-04-30 22:37:29,091 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:29,092 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-30 22:37:29,094 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:29,094 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-30 22:37:29,094 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:29,095 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-30 22:37:29,095 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:29,095 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-30 22:37:29,095 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:29,096 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-30 22:37:29,096 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:29,096 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-30 22:37:29,097 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:29,100 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-30 22:37:29,100 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:29,101 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-30 22:37:29,102 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-04-30 22:37:29,103 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:29,104 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-30 22:37:29,104 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:29,104 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-30 22:37:29,108 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-04-30 22:37:29,109 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:29,110 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-30 22:37:29,110 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:29,110 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-30 22:37:29,112 INFO L142 QuantifierPusher]: treesize reduction 7, result has 12.5 percent of original size [2021-04-30 22:37:29,112 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:29,113 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:29,113 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:29,113 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:29,114 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:29,114 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:29,114 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:29,115 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:29,115 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:29,115 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:29,115 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:29,116 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:29,116 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:29,116 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:29,117 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:29,117 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:29,117 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:29,118 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:29,118 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:29,118 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:29,118 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:29,119 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:29,119 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:29,119 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:29,120 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:29,120 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:29,120 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:29,121 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:29,121 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:29,121 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:29,121 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:29,122 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:29,122 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:29,122 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:29,123 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:29,123 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:29,124 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:29,124 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:29,124 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:29,125 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:29,125 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:29,125 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:29,125 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:29,126 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:29,126 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:29,126 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:29,127 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:29,127 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:29,127 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:29,128 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:29,128 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:29,129 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:29,129 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:29,129 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:29,130 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:29,140 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:29,141 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:29,141 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:29,141 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:29,142 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:29,142 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:29,142 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:29,143 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:29,143 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:29,150 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:29,151 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:29,151 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:29,152 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:29,152 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:29,152 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:29,153 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:29,153 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:29,153 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:29,154 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:29,154 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:29,154 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:29,155 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:29,155 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:29,155 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:29,156 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:29,156 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:29,156 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:29,157 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:29,157 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:29,157 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:29,157 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:29,158 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:29,158 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:29,158 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:29,159 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:29,159 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:29,159 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:29,160 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:29,160 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:29,160 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:29,161 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:29,161 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:29,161 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:29,162 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:29,162 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:29,162 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:29,163 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:29,163 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:29,163 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:29,164 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:29,164 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:29,164 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:29,164 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:29,165 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:29,165 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:29,165 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:29,166 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:29,166 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:29,166 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:29,167 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:29,167 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:29,167 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:29,167 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:29,168 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:29,168 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:29,168 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:29,169 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:29,169 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:29,169 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:29,169 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:29,170 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:29,170 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:29,170 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:29,170 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:29,171 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:29,171 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:29,171 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:29,172 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:29,172 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:29,172 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:29,173 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:29,173 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:29,173 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:29,173 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:29,174 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:29,174 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:29,175 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-04-30 22:37:29,175 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1100185712] provided 0 perfect and 1 imperfect interpolant sequences [2021-04-30 22:37:29,175 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-04-30 22:37:29,175 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5] total 7 [2021-04-30 22:37:29,175 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [347490056] [2021-04-30 22:37:29,176 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-04-30 22:37:29,176 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-30 22:37:29,176 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-04-30 22:37:29,176 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-04-30 22:37:29,177 INFO L87 Difference]: Start difference. First operand 36 states and 41 transitions. Second operand has 7 states, 7 states have (on average 4.428571428571429) internal successors, (31), 6 states have internal predecessors, (31), 2 states have call successors, (4), 3 states have call predecessors, (4), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-04-30 22:37:29,283 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-04-30 22:37:29,284 INFO L93 Difference]: Finished difference Result 79 states and 96 transitions. [2021-04-30 22:37:29,284 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-04-30 22:37:29,285 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 4.428571428571429) internal successors, (31), 6 states have internal predecessors, (31), 2 states have call successors, (4), 3 states have call predecessors, (4), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 34 [2021-04-30 22:37:29,285 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-04-30 22:37:29,287 INFO L225 Difference]: With dead ends: 79 [2021-04-30 22:37:29,287 INFO L226 Difference]: Without dead ends: 54 [2021-04-30 22:37:29,288 INFO L775 BasicCegarLoop]: 0 DeclaredPredicates, 40 GetRequests, 35 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 39.0ms TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-04-30 22:37:29,288 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 54 states. [2021-04-30 22:37:29,296 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 54 to 40. [2021-04-30 22:37:29,296 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 40 states, 35 states have (on average 1.1714285714285715) internal successors, (41), 35 states have internal predecessors, (41), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-04-30 22:37:29,300 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 40 states and 45 transitions. [2021-04-30 22:37:29,300 INFO L78 Accepts]: Start accepts. Automaton has 40 states and 45 transitions. Word has length 34 [2021-04-30 22:37:29,301 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-04-30 22:37:29,301 INFO L480 AbstractCegarLoop]: Abstraction has 40 states and 45 transitions. [2021-04-30 22:37:29,301 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 4.428571428571429) internal successors, (31), 6 states have internal predecessors, (31), 2 states have call successors, (4), 3 states have call predecessors, (4), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-04-30 22:37:29,301 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 45 transitions. [2021-04-30 22:37:29,304 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-04-30 22:37:29,304 INFO L511 BasicCegarLoop]: Found error trace [2021-04-30 22:37:29,304 INFO L519 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 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] [2021-04-30 22:37:29,520 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,4 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-04-30 22:37:29,521 INFO L428 AbstractCegarLoop]: === Iteration 5 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-04-30 22:37:29,521 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-30 22:37:29,521 INFO L82 PathProgramCache]: Analyzing trace with hash 1256051412, now seen corresponding path program 2 times [2021-04-30 22:37:29,521 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-30 22:37:29,522 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1544815085] [2021-04-30 22:37:29,522 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-30 22:37:29,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-30 22:37:29,585 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:29,586 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:29,586 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:29,586 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-30 22:37:29,589 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:29,590 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-30 22:37:29,593 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:29,593 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-30 22:37:29,598 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:29,598 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-30 22:37:29,603 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:29,603 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:29,619 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-04-30 22:37:29,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-30 22:37:29,625 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:29,626 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:29,626 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-04-30 22:37:29,626 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-04-30 22:37:29,626 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1544815085] [2021-04-30 22:37:29,626 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1544815085] provided 0 perfect and 1 imperfect interpolant sequences [2021-04-30 22:37:29,626 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [463863256] [2021-04-30 22:37:29,627 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-04-30 22:37:29,668 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2021-04-30 22:37:29,669 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-04-30 22:37:29,670 INFO L263 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 8 conjunts are in the unsatisfiable core [2021-04-30 22:37:29,671 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-04-30 22:37:29,672 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:29,672 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:29,673 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:29,673 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:29,673 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:29,674 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:29,674 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:29,674 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:29,675 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:29,675 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:29,675 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:29,675 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:29,676 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:29,676 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:29,676 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:29,677 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:29,677 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:29,677 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:29,677 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:29,678 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:29,681 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:29,682 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:29,682 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:29,682 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:29,683 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:29,683 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:29,683 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:29,684 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:29,684 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:29,684 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:29,684 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:29,685 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:29,685 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:29,685 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:29,686 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:29,686 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:29,686 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:29,686 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:29,687 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:29,688 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:29,688 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:29,688 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:29,689 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:29,689 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:29,689 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:29,689 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:29,690 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:29,690 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:29,690 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:29,691 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:29,691 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:29,691 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:29,691 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:29,692 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:29,692 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:29,692 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:29,693 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:29,693 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:29,693 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:29,693 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:29,694 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:29,694 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:29,694 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:29,694 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:29,695 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:29,695 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:29,695 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:29,696 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:29,696 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:29,696 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:29,696 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:29,697 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:29,697 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:29,697 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:29,698 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:29,698 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:29,699 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:29,699 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:29,700 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:29,700 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:29,700 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:29,701 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:29,701 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:29,701 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:29,704 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:29,705 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:29,705 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:29,706 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:29,706 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:29,707 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:29,707 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:29,707 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:29,708 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:29,708 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:29,708 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:29,708 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:29,709 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:29,709 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:29,709 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:29,710 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:29,710 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:29,710 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:29,710 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:29,711 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:29,711 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:29,711 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:29,711 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:29,712 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:29,712 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:29,712 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:29,713 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:29,713 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:29,713 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:29,713 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:29,714 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:29,714 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:29,714 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:29,714 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:29,715 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:29,715 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:29,715 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:29,716 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:29,716 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:29,716 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:29,716 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:29,717 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:29,717 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:29,717 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:29,717 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:29,718 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:29,718 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:29,718 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:29,719 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:29,719 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:29,719 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:29,719 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:29,720 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:29,720 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:29,720 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:29,720 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:29,721 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:29,721 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:29,721 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:29,721 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:29,722 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:29,722 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:29,722 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:29,723 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:29,723 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:29,723 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:29,723 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:29,724 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:29,724 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:29,724 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:29,724 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:29,725 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:29,725 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:29,725 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:29,726 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:29,726 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:29,726 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:29,726 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:29,727 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:29,727 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:29,727 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:29,727 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:29,728 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:29,728 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:29,728 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:29,729 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:29,729 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:29,729 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:29,729 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:29,730 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:29,730 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:29,730 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:29,730 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:29,731 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:29,731 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:29,731 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:29,731 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:29,732 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:29,732 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:29,732 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:29,733 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:29,733 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:29,733 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:29,733 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:29,734 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:29,734 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:29,734 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:29,734 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:29,735 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:29,735 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:29,735 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:29,735 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:29,736 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:29,736 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:29,736 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:29,737 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:29,737 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:29,737 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:29,737 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:29,738 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:29,738 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:29,738 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:29,739 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:29,739 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:29,739 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:29,739 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:29,740 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:29,740 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:29,741 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:29,741 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:29,741 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:29,741 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:29,742 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:29,742 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:29,742 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:29,743 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:29,743 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:29,743 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:29,743 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:29,744 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:29,744 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:29,744 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:29,744 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:29,745 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:29,745 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:29,745 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:29,746 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:29,746 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:29,746 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:29,746 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:29,747 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:29,747 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:29,747 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:29,747 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:29,748 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:29,748 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:29,748 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:29,749 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:29,749 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:29,749 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:29,749 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:29,750 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:29,750 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:29,750 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:29,750 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:29,751 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:29,751 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:29,751 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:29,752 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:29,752 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:29,752 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:29,752 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:29,753 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:29,753 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:29,753 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:29,753 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:29,754 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:29,754 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:29,754 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:29,754 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:29,755 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:29,755 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-04-30 22:37:29,756 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:29,757 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-30 22:37:29,757 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:29,758 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-04-30 22:37:29,758 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-04-30 22:37:29,759 INFO L142 QuantifierPusher]: treesize reduction 1, result has 95.2 percent of original size [2021-04-30 22:37:29,762 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-30 22:37:29,762 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:29,762 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-30 22:37:29,771 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:29,772 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-30 22:37:29,772 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:29,773 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-04-30 22:37:29,775 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-04-30 22:37:29,775 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:29,776 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-30 22:37:29,777 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:29,777 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2021-04-30 22:37:29,778 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-04-30 22:37:29,781 INFO L142 QuantifierPusher]: treesize reduction 8, result has 75.8 percent of original size [2021-04-30 22:37:29,783 INFO L428 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 3, 1] term [2021-04-30 22:37:29,783 INFO L732 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2021-04-30 22:37:29,785 INFO L739 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:29,786 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-30 22:37:29,787 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:29,787 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-30 22:37:29,795 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:29,795 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-04-30 22:37:29,796 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:29,796 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-30 22:37:29,796 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:29,797 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-30 22:37:29,800 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:29,800 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-30 22:37:29,807 INFO L142 QuantifierPusher]: treesize reduction 6, result has 14.3 percent of original size [2021-04-30 22:37:29,808 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:29,808 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:29,809 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:29,809 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:29,809 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:29,809 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:37:29,810 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:37:29,811 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2021-04-30 22:37:29,812 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [463863256] provided 1 perfect and 0 imperfect interpolant sequences [2021-04-30 22:37:29,812 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2021-04-30 22:37:29,812 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [7] total 10 [2021-04-30 22:37:29,812 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [626827049] [2021-04-30 22:37:29,812 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-04-30 22:37:29,812 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-30 22:37:29,813 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-04-30 22:37:29,813 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=67, Unknown=0, NotChecked=0, Total=90 [2021-04-30 22:37:29,813 INFO L87 Difference]: Start difference. First operand 40 states and 45 transitions. Second operand has 5 states, 4 states have (on average 6.25) internal successors, (25), 4 states have internal predecessors, (25), 2 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-04-30 22:37:29,828 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-04-30 22:37:29,828 INFO L93 Difference]: Finished difference Result 40 states and 45 transitions. [2021-04-30 22:37:29,829 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-04-30 22:37:29,829 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 6.25) internal successors, (25), 4 states have internal predecessors, (25), 2 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 38 [2021-04-30 22:37:29,829 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-04-30 22:37:29,829 INFO L225 Difference]: With dead ends: 40 [2021-04-30 22:37:29,829 INFO L226 Difference]: Without dead ends: 0 [2021-04-30 22:37:29,830 INFO L775 BasicCegarLoop]: 0 DeclaredPredicates, 46 GetRequests, 37 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 57.3ms TimeCoverageRelationStatistics Valid=27, Invalid=83, Unknown=0, NotChecked=0, Total=110 [2021-04-30 22:37:29,830 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-04-30 22:37:29,830 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-04-30 22:37:29,830 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-04-30 22:37:29,830 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-04-30 22:37:29,830 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 38 [2021-04-30 22:37:29,831 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-04-30 22:37:29,831 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-04-30 22:37:29,831 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 5 states, 4 states have (on average 6.25) internal successors, (25), 4 states have internal predecessors, (25), 2 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-04-30 22:37:29,831 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-04-30 22:37:29,831 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-04-30 22:37:30,052 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,5 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-04-30 22:37:30,056 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-04-30 22:37:30,131 INFO L198 CegarLoopUtils]: For program point reach_errorEXIT(line 12) no Hoare annotation was computed. [2021-04-30 22:37:30,132 INFO L198 CegarLoopUtils]: For program point reach_errorENTRY(line 12) no Hoare annotation was computed. [2021-04-30 22:37:30,132 INFO L198 CegarLoopUtils]: For program point L12-1(line 12) no Hoare annotation was computed. [2021-04-30 22:37:30,132 INFO L198 CegarLoopUtils]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2021-04-30 22:37:30,132 INFO L194 CegarLoopUtils]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |#t~string0.offset| |old(#t~string0.offset)|) (= |old(#length)| |#length|) (= |#t~string1.base| |old(#t~string1.base)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string0.base| |old(#t~string0.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#valid)| |#valid|) (= |#t~string1.offset| |old(#t~string1.offset)|)) [2021-04-30 22:37:30,132 INFO L198 CegarLoopUtils]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2021-04-30 22:37:30,132 INFO L198 CegarLoopUtils]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-04-30 22:37:30,132 INFO L201 CegarLoopUtils]: At program point L-1(line -1) the Hoare annotation is: true [2021-04-30 22:37:30,132 INFO L201 CegarLoopUtils]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2021-04-30 22:37:30,132 INFO L198 CegarLoopUtils]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-04-30 22:37:30,132 INFO L198 CegarLoopUtils]: For program point L16(line 16) no Hoare annotation was computed. [2021-04-30 22:37:30,132 INFO L198 CegarLoopUtils]: For program point L16-2(lines 15 17) no Hoare annotation was computed. [2021-04-30 22:37:30,133 INFO L198 CegarLoopUtils]: For program point assume_abort_if_notENTRY(lines 15 17) no Hoare annotation was computed. [2021-04-30 22:37:30,133 INFO L198 CegarLoopUtils]: For program point assume_abort_if_notEXIT(lines 15 17) no Hoare annotation was computed. [2021-04-30 22:37:30,133 INFO L198 CegarLoopUtils]: For program point mainEXIT(lines 28 72) no Hoare annotation was computed. [2021-04-30 22:37:30,133 INFO L194 CegarLoopUtils]: At program point L69(line 69) the Hoare annotation is: (or (= 1 main_~found~0) (= 0 main_~found~0)) [2021-04-30 22:37:30,133 INFO L198 CegarLoopUtils]: For program point L69-1(line 69) no Hoare annotation was computed. [2021-04-30 22:37:30,133 INFO L198 CegarLoopUtils]: For program point L53-2(lines 53 65) no Hoare annotation was computed. [2021-04-30 22:37:30,133 INFO L198 CegarLoopUtils]: For program point L37-2(lines 37 38) no Hoare annotation was computed. [2021-04-30 22:37:30,133 INFO L194 CegarLoopUtils]: At program point L37-3(lines 37 38) the Hoare annotation is: (or (= 1 main_~found~0) (= 0 main_~found~0)) [2021-04-30 22:37:30,133 INFO L198 CegarLoopUtils]: For program point L37-4(lines 37 38) no Hoare annotation was computed. [2021-04-30 22:37:30,133 INFO L198 CegarLoopUtils]: For program point L33-2(lines 33 34) no Hoare annotation was computed. [2021-04-30 22:37:30,133 INFO L194 CegarLoopUtils]: At program point L33-3(lines 33 34) the Hoare annotation is: (or (= 1 main_~found~0) (= 0 main_~found~0)) [2021-04-30 22:37:30,133 INFO L198 CegarLoopUtils]: For program point L33-4(lines 33 34) no Hoare annotation was computed. [2021-04-30 22:37:30,133 INFO L198 CegarLoopUtils]: For program point L46-1(lines 46 47) no Hoare annotation was computed. [2021-04-30 22:37:30,133 INFO L198 CegarLoopUtils]: For program point mainFINAL(lines 28 72) no Hoare annotation was computed. [2021-04-30 22:37:30,133 INFO L194 CegarLoopUtils]: At program point L46-3(lines 46 47) the Hoare annotation is: (or (= 1 main_~found~0) (= 0 main_~found~0)) [2021-04-30 22:37:30,134 INFO L198 CegarLoopUtils]: For program point L46-4(lines 29 72) no Hoare annotation was computed. [2021-04-30 22:37:30,134 INFO L198 CegarLoopUtils]: For program point L42-1(lines 42 43) no Hoare annotation was computed. [2021-04-30 22:37:30,134 INFO L194 CegarLoopUtils]: At program point L42-3(lines 42 43) the Hoare annotation is: (or (= 1 main_~found~0) (= 0 main_~found~0)) [2021-04-30 22:37:30,134 INFO L198 CegarLoopUtils]: For program point L42-4(lines 42 43) no Hoare annotation was computed. [2021-04-30 22:37:30,134 INFO L194 CegarLoopUtils]: At program point mainENTRY(lines 28 72) the Hoare annotation is: (and (= |old(#length)| |#length|) (= |old(#valid)| |#valid|)) [2021-04-30 22:37:30,134 INFO L198 CegarLoopUtils]: For program point L55(lines 55 64) no Hoare annotation was computed. [2021-04-30 22:37:30,134 INFO L194 CegarLoopUtils]: At program point L55-2(lines 53 65) the Hoare annotation is: (or (= 1 main_~found~0) (= 0 main_~found~0) (and (<= 0 main_~j~0) (<= main_~nc_B~0 0))) [2021-04-30 22:37:30,134 INFO L198 CegarLoopUtils]: For program point L39(line 39) no Hoare annotation was computed. [2021-04-30 22:37:30,134 INFO L198 CegarLoopUtils]: For program point L35(line 35) no Hoare annotation was computed. [2021-04-30 22:37:30,134 INFO L198 CegarLoopUtils]: For program point L19-2(lines 18 23) no Hoare annotation was computed. [2021-04-30 22:37:30,134 INFO L201 CegarLoopUtils]: At program point __VERIFIER_assertENTRY(lines 18 23) the Hoare annotation is: true [2021-04-30 22:37:30,134 INFO L198 CegarLoopUtils]: For program point __VERIFIER_assertEXIT(lines 18 23) no Hoare annotation was computed. [2021-04-30 22:37:30,134 INFO L198 CegarLoopUtils]: For program point L20(line 20) no Hoare annotation was computed. [2021-04-30 22:37:30,135 INFO L198 CegarLoopUtils]: For program point L19(lines 19 21) no Hoare annotation was computed. [2021-04-30 22:37:30,135 INFO L198 CegarLoopUtils]: For program point __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION(line 20) no Hoare annotation was computed. [2021-04-30 22:37:30,147 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 30.04 10:37:30 BoogieIcfgContainer [2021-04-30 22:37:30,147 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-04-30 22:37:30,148 INFO L168 Benchmark]: Toolchain (without parser) took 4360.95 ms. Allocated memory was 194.0 MB in the beginning and 239.1 MB in the end (delta: 45.1 MB). Free memory was 158.1 MB in the beginning and 116.8 MB in the end (delta: 41.3 MB). Peak memory consumption was 87.4 MB. Max. memory is 8.0 GB. [2021-04-30 22:37:30,148 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 194.0 MB. Free memory is still 174.8 MB. There was no memory consumed. Max. memory is 8.0 GB. [2021-04-30 22:37:30,148 INFO L168 Benchmark]: CACSL2BoogieTranslator took 256.38 ms. Allocated memory is still 194.0 MB. Free memory was 157.9 MB in the beginning and 175.5 MB in the end (delta: -17.6 MB). Peak memory consumption was 9.8 MB. Max. memory is 8.0 GB. [2021-04-30 22:37:30,148 INFO L168 Benchmark]: Boogie Preprocessor took 44.48 ms. Allocated memory is still 194.0 MB. Free memory was 175.5 MB in the beginning and 173.9 MB in the end (delta: 1.6 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. [2021-04-30 22:37:30,148 INFO L168 Benchmark]: RCFGBuilder took 454.95 ms. Allocated memory is still 194.0 MB. Free memory was 173.9 MB in the beginning and 153.4 MB in the end (delta: 20.4 MB). Peak memory consumption was 21.0 MB. Max. memory is 8.0 GB. [2021-04-30 22:37:30,149 INFO L168 Benchmark]: TraceAbstraction took 3598.83 ms. Allocated memory was 194.0 MB in the beginning and 239.1 MB in the end (delta: 45.1 MB). Free memory was 152.9 MB in the beginning and 116.8 MB in the end (delta: 36.2 MB). Peak memory consumption was 82.8 MB. Max. memory is 8.0 GB. [2021-04-30 22:37:30,149 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14 ms. Allocated memory is still 194.0 MB. Free memory is still 174.8 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 256.38 ms. Allocated memory is still 194.0 MB. Free memory was 157.9 MB in the beginning and 175.5 MB in the end (delta: -17.6 MB). Peak memory consumption was 9.8 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 44.48 ms. Allocated memory is still 194.0 MB. Free memory was 175.5 MB in the beginning and 173.9 MB in the end (delta: 1.6 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. * RCFGBuilder took 454.95 ms. Allocated memory is still 194.0 MB. Free memory was 173.9 MB in the beginning and 153.4 MB in the end (delta: 20.4 MB). Peak memory consumption was 21.0 MB. Max. memory is 8.0 GB. * TraceAbstraction took 3598.83 ms. Allocated memory was 194.0 MB in the beginning and 239.1 MB in the end (delta: 45.1 MB). Free memory was 152.9 MB in the beginning and 116.8 MB in the end (delta: 36.2 MB). Peak memory consumption was 82.8 MB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 20]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 6 procedures, 42 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 3444.2ms, OverallIterations: 5, TraceHistogramMax: 3, EmptinessCheckTime: 12.7ms, AutomataDifference: 642.5ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 75.7ms, InitialAbstractionConstructionTime: 10.8ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 139 SDtfs, 78 SDslu, 306 SDs, 0 SdLazy, 256 SolverSat, 32 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 314.4ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 164 GetRequests, 133 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 34 ImplicationChecksByTransitivity, 349.3ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=40occurred in iteration=4, InterpolantAutomatonStates: 27, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: 69.3ms AutomataMinimizationTime, 5 MinimizatonAttempts, 30 StatesRemovedByMinimization, 3 NontrivialMinimizations, HoareAnnotationStatistics: 0.0ms HoareAnnotationTime, 11 LocationsWithAnnotation, 16 PreInvPairs, 30 NumberOfFragments, 84 HoareAnnotationTreeSize, 16 FomulaSimplifications, 87 FormulaSimplificationTreeSizeReduction, 18.0ms HoareSimplificationTime, 11 FomulaSimplificationsInter, 50 FormulaSimplificationTreeSizeReductionInter, 50.9ms HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 92.9ms SsaConstructionTime, 224.2ms SatisfiabilityAnalysisTime, 1257.1ms InterpolantComputationTime, 286 NumberOfCodeBlocks, 264 NumberOfCodeBlocksAsserted, 9 NumberOfCheckSat, 277 ConstructedInterpolants, 0 QuantifiedInterpolants, 489 SizeOfPredicates, 6 NumberOfNonLiveVariables, 529 ConjunctsInSsa, 25 ConjunctsInUnsatCore, 9 InterpolantComputations, 3 PerfectInterpolantSequences, 57/80 InterpolantCoveringCapability, 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 - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 46]: Loop Invariant Derived loop invariant: 1 == found || 0 == found - InvariantResult [Line: 42]: Loop Invariant Derived loop invariant: 1 == found || 0 == found - InvariantResult [Line: 37]: Loop Invariant Derived loop invariant: 1 == found || 0 == found - InvariantResult [Line: 33]: Loop Invariant Derived loop invariant: 1 == found || 0 == found - InvariantResult [Line: 53]: Loop Invariant Derived loop invariant: (1 == found || 0 == found) || (0 <= j && nc_B <= 0) RESULT: Ultimate proved your program to be correct! Received shutdown request...