/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data --core.log.level.for.class de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=WARN -tc ../../../trunk/examples/toolchains/AutomizerC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/loop-invgen/up.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-dev-c225d54 [2021-05-02 12:33:33,050 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-05-02 12:33:33,053 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-05-02 12:33:33,091 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2021-05-02 12:33:33,146 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-05-02 12:33:33,146 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-05-02 12:33:33,147 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-05-02 12:33:33,151 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 [2021-05-02 12:33:33,187 INFO L113 SettingsManager]: Loading preferences was successful [2021-05-02 12:33:33,187 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-05-02 12:33:33,190 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-05-02 12:33:33,190 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-05-02 12:33:33,190 INFO L138 SettingsManager]: * Use SBE=true [2021-05-02 12:33:33,190 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-05-02 12:33:33,191 INFO L138 SettingsManager]: * sizeof long=4 [2021-05-02 12:33:33,191 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-05-02 12:33:33,191 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-05-02 12:33:33,191 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-05-02 12:33:33,192 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-05-02 12:33:33,192 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-05-02 12:33:33,192 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-05-02 12:33:33,192 INFO L138 SettingsManager]: * sizeof long double=12 [2021-05-02 12:33:33,192 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-05-02 12:33:33,193 INFO L138 SettingsManager]: * Use constant arrays=true [2021-05-02 12:33:33,193 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-05-02 12:33:33,193 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-05-02 12:33:33,193 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-05-02 12:33:33,193 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-05-02 12:33:33,193 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-05-02 12:33:33,194 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-05-02 12:33:33,194 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-05-02 12:33:33,194 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-05-02 12:33:33,194 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-05-02 12:33:33,194 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-05-02 12:33:33,194 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-05-02 12:33:33,195 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-05-02 12:33:33,195 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.core: Log level for class -> de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=WARN; [2021-05-02 12:33:33,517 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-05-02 12:33:33,537 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-05-02 12:33:33,539 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-05-02 12:33:33,540 INFO L271 PluginConnector]: Initializing CDTParser... [2021-05-02 12:33:33,541 INFO L275 PluginConnector]: CDTParser initialized [2021-05-02 12:33:33,542 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/loop-invgen/up.i [2021-05-02 12:33:33,606 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f0f6bc57e/b71ccc0f09114119bde57eac7d12cbda/FLAGa233da4bd [2021-05-02 12:33:33,951 INFO L306 CDTParser]: Found 1 translation units. [2021-05-02 12:33:33,952 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/loop-invgen/up.i [2021-05-02 12:33:33,957 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f0f6bc57e/b71ccc0f09114119bde57eac7d12cbda/FLAGa233da4bd [2021-05-02 12:33:33,975 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f0f6bc57e/b71ccc0f09114119bde57eac7d12cbda [2021-05-02 12:33:33,977 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-05-02 12:33:33,979 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2021-05-02 12:33:33,983 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-05-02 12:33:33,983 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-05-02 12:33:33,987 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-05-02 12:33:33,987 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.05 12:33:33" (1/1) ... [2021-05-02 12:33:33,988 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@366060c5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.05 12:33:33, skipping insertion in model container [2021-05-02 12:33:33,989 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.05 12:33:33" (1/1) ... [2021-05-02 12:33:33,994 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-05-02 12:33:34,007 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-05-02 12:33:34,157 WARN L224 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/loop-invgen/up.i[893,906] [2021-05-02 12:33:34,170 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-05-02 12:33:34,176 INFO L203 MainTranslator]: Completed pre-run [2021-05-02 12:33:34,188 WARN L224 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/loop-invgen/up.i[893,906] [2021-05-02 12:33:34,191 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-05-02 12:33:34,222 INFO L208 MainTranslator]: Completed translation [2021-05-02 12:33:34,223 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.05 12:33:34 WrapperNode [2021-05-02 12:33:34,223 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-05-02 12:33:34,224 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-05-02 12:33:34,224 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-05-02 12:33:34,225 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-05-02 12:33:34,235 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.05 12:33:34" (1/1) ... [2021-05-02 12:33:34,236 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.05 12:33:34" (1/1) ... [2021-05-02 12:33:34,249 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.05 12:33:34" (1/1) ... [2021-05-02 12:33:34,249 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.05 12:33:34" (1/1) ... [2021-05-02 12:33:34,259 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.05 12:33:34" (1/1) ... [2021-05-02 12:33:34,265 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.05 12:33:34" (1/1) ... [2021-05-02 12:33:34,269 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.05 12:33:34" (1/1) ... [2021-05-02 12:33:34,271 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-05-02 12:33:34,272 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-05-02 12:33:34,272 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-05-02 12:33:34,272 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-05-02 12:33:34,273 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.05 12:33:34" (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 [2021-05-02 12:33:34,345 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2021-05-02 12:33:34,346 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-05-02 12:33:34,346 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2021-05-02 12:33:34,346 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-05-02 12:33:34,347 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2021-05-02 12:33:34,347 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2021-05-02 12:33:34,347 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2021-05-02 12:33:34,347 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2021-05-02 12:33:34,347 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_perror_fail [2021-05-02 12:33:34,348 INFO L130 BoogieDeclarations]: Found specification of procedure __assert [2021-05-02 12:33:34,348 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2021-05-02 12:33:34,348 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-05-02 12:33:34,348 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-05-02 12:33:34,348 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2021-05-02 12:33:34,349 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2021-05-02 12:33:34,349 INFO L130 BoogieDeclarations]: Found specification of procedure main [2021-05-02 12:33:34,349 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2021-05-02 12:33:34,349 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-05-02 12:33:34,349 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-05-02 12:33:34,350 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-05-02 12:33:34,350 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-05-02 12:33:34,350 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-05-02 12:33:34,602 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-05-02 12:33:34,602 INFO L299 CfgBuilder]: Removed 2 assume(true) statements. [2021-05-02 12:33:34,603 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.05 12:33:34 BoogieIcfgContainer [2021-05-02 12:33:34,603 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-05-02 12:33:34,609 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-05-02 12:33:34,609 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-05-02 12:33:34,612 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-05-02 12:33:34,612 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.05 12:33:33" (1/3) ... [2021-05-02 12:33:34,613 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6384ee38 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.05 12:33:34, skipping insertion in model container [2021-05-02 12:33:34,613 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.05 12:33:34" (2/3) ... [2021-05-02 12:33:34,613 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6384ee38 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.05 12:33:34, skipping insertion in model container [2021-05-02 12:33:34,613 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.05 12:33:34" (3/3) ... [2021-05-02 12:33:34,614 INFO L111 eAbstractionObserver]: Analyzing ICFG up.i [2021-05-02 12:33:34,631 INFO L149 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-05-02 12:33:34,633 INFO L161 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2021-05-02 12:33:34,646 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-05-02 12:33:34,689 INFO L376 AbstractCegarLoop]: Interprodecural is true [2021-05-02 12:33:34,690 INFO L377 AbstractCegarLoop]: Hoare is true [2021-05-02 12:33:34,690 INFO L378 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-05-02 12:33:34,690 INFO L379 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-05-02 12:33:34,690 INFO L380 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-05-02 12:33:34,690 INFO L381 AbstractCegarLoop]: Difference is false [2021-05-02 12:33:34,690 INFO L382 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-05-02 12:33:34,690 INFO L386 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-05-02 12:33:34,703 INFO L276 IsEmpty]: Start isEmpty. Operand has 21 states, 13 states have (on average 1.4615384615384615) internal successors, (19), 14 states have internal predecessors, (19), 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) [2021-05-02 12:33:34,711 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-05-02 12:33:34,711 INFO L515 BasicCegarLoop]: Found error trace [2021-05-02 12:33:34,712 INFO L523 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-02 12:33:34,712 INFO L428 AbstractCegarLoop]: === Iteration 1 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-02 12:33:34,721 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-02 12:33:34,721 INFO L82 PathProgramCache]: Analyzing trace with hash 661364838, now seen corresponding path program 1 times [2021-05-02 12:33:34,728 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-02 12:33:34,729 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1656011522] [2021-05-02 12:33:34,730 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-02 12:33:34,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:33:34,997 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-02 12:33:35,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:33:35,027 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-02 12:33:35,028 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-05-02 12:33:35,028 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1656011522] [2021-05-02 12:33:35,029 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1656011522] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-02 12:33:35,030 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-05-02 12:33:35,030 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-05-02 12:33:35,031 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [723784995] [2021-05-02 12:33:35,035 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-05-02 12:33:35,035 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-02 12:33:35,047 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-05-02 12:33:35,048 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2021-05-02 12:33:35,050 INFO L87 Difference]: Start difference. First operand has 21 states, 13 states have (on average 1.4615384615384615) internal successors, (19), 14 states have internal predecessors, (19), 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 6 states, 6 states have (on average 1.5) internal successors, (9), 5 states have internal predecessors, (9), 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) [2021-05-02 12:33:35,295 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-02 12:33:35,295 INFO L93 Difference]: Finished difference Result 40 states and 51 transitions. [2021-05-02 12:33:35,296 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-05-02 12:33:35,297 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 1.5) internal successors, (9), 5 states have internal predecessors, (9), 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 13 [2021-05-02 12:33:35,297 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-02 12:33:35,301 INFO L225 Difference]: With dead ends: 40 [2021-05-02 12:33:35,302 INFO L226 Difference]: Without dead ends: 18 [2021-05-02 12:33:35,304 INFO L779 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 186.2ms TimeCoverageRelationStatistics Valid=28, Invalid=44, Unknown=0, NotChecked=0, Total=72 [2021-05-02 12:33:35,316 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18 states. [2021-05-02 12:33:35,330 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18 to 18. [2021-05-02 12:33:35,331 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 18 states, 12 states have (on average 1.1666666666666667) internal successors, (14), 12 states have internal predecessors, (14), 3 states have call successors, (3), 3 states have call predecessors, (3), 2 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2021-05-02 12:33:35,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 18 states and 19 transitions. [2021-05-02 12:33:35,334 INFO L78 Accepts]: Start accepts. Automaton has 18 states and 19 transitions. Word has length 13 [2021-05-02 12:33:35,335 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-02 12:33:35,335 INFO L480 AbstractCegarLoop]: Abstraction has 18 states and 19 transitions. [2021-05-02 12:33:35,335 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 1.5) internal successors, (9), 5 states have internal predecessors, (9), 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) [2021-05-02 12:33:35,335 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 19 transitions. [2021-05-02 12:33:35,335 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-05-02 12:33:35,335 INFO L515 BasicCegarLoop]: Found error trace [2021-05-02 12:33:35,336 INFO L523 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-02 12:33:35,336 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-05-02 12:33:35,336 INFO L428 AbstractCegarLoop]: === Iteration 2 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-02 12:33:35,336 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-02 12:33:35,337 INFO L82 PathProgramCache]: Analyzing trace with hash 1204460846, now seen corresponding path program 1 times [2021-05-02 12:33:35,337 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-02 12:33:35,337 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [754409501] [2021-05-02 12:33:35,338 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-02 12:33:35,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:33:35,442 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-02 12:33:35,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:33:35,451 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-02 12:33:35,451 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-05-02 12:33:35,451 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [754409501] [2021-05-02 12:33:35,452 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [754409501] provided 0 perfect and 1 imperfect interpolant sequences [2021-05-02 12:33:35,452 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1554608869] [2021-05-02 12:33:35,452 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 [2021-05-02 12:33:35,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:33:35,510 INFO L263 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 8 conjunts are in the unsatisfiable core [2021-05-02 12:33:35,520 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-05-02 12:33:35,570 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:35,581 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:35,605 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:35,608 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:35,636 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-02 12:33:35,637 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1554608869] provided 1 perfect and 0 imperfect interpolant sequences [2021-05-02 12:33:35,637 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2021-05-02 12:33:35,637 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [7] total 10 [2021-05-02 12:33:35,638 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [861208953] [2021-05-02 12:33:35,638 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-05-02 12:33:35,639 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-02 12:33:35,639 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-05-02 12:33:35,639 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=69, Unknown=0, NotChecked=0, Total=90 [2021-05-02 12:33:35,640 INFO L87 Difference]: Start difference. First operand 18 states and 19 transitions. Second operand has 6 states, 6 states have (on average 1.6666666666666667) internal successors, (10), 5 states have internal predecessors, (10), 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) [2021-05-02 12:33:35,683 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-02 12:33:35,684 INFO L93 Difference]: Finished difference Result 30 states and 32 transitions. [2021-05-02 12:33:35,684 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-05-02 12:33:35,684 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 1.6666666666666667) internal successors, (10), 5 states have internal predecessors, (10), 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 14 [2021-05-02 12:33:35,685 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-02 12:33:35,686 INFO L225 Difference]: With dead ends: 30 [2021-05-02 12:33:35,686 INFO L226 Difference]: Without dead ends: 28 [2021-05-02 12:33:35,687 INFO L779 BasicCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 13 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 83.6ms TimeCoverageRelationStatistics Valid=27, Invalid=83, Unknown=0, NotChecked=0, Total=110 [2021-05-02 12:33:35,687 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 28 states. [2021-05-02 12:33:35,695 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 28 to 24. [2021-05-02 12:33:35,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 24 states, 16 states have (on average 1.125) internal successors, (18), 17 states have internal predecessors, (18), 4 states have call successors, (4), 4 states have call predecessors, (4), 3 states have return successors, (3), 2 states have call predecessors, (3), 3 states have call successors, (3) [2021-05-02 12:33:35,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 24 states and 25 transitions. [2021-05-02 12:33:35,696 INFO L78 Accepts]: Start accepts. Automaton has 24 states and 25 transitions. Word has length 14 [2021-05-02 12:33:35,696 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-02 12:33:35,696 INFO L480 AbstractCegarLoop]: Abstraction has 24 states and 25 transitions. [2021-05-02 12:33:35,696 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 1.6666666666666667) internal successors, (10), 5 states have internal predecessors, (10), 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) [2021-05-02 12:33:35,697 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 25 transitions. [2021-05-02 12:33:35,697 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-05-02 12:33:35,697 INFO L515 BasicCegarLoop]: Found error trace [2021-05-02 12:33:35,697 INFO L523 BasicCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-02 12:33:35,913 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable1 [2021-05-02 12:33:35,913 INFO L428 AbstractCegarLoop]: === Iteration 3 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-02 12:33:35,914 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-02 12:33:35,914 INFO L82 PathProgramCache]: Analyzing trace with hash -801413244, now seen corresponding path program 1 times [2021-05-02 12:33:35,914 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-02 12:33:35,914 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [341997852] [2021-05-02 12:33:35,914 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-02 12:33:35,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:33:36,001 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-02 12:33:36,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:33:36,008 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-05-02 12:33:36,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:33:36,013 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-02 12:33:36,013 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-05-02 12:33:36,014 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [341997852] [2021-05-02 12:33:36,014 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [341997852] provided 0 perfect and 1 imperfect interpolant sequences [2021-05-02 12:33:36,014 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1716644735] [2021-05-02 12:33:36,014 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY 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 [2021-05-02 12:33:36,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:33:36,083 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 6 conjunts are in the unsatisfiable core [2021-05-02 12:33:36,085 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-05-02 12:33:36,120 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:36,128 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:36,139 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:36,168 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:36,172 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:36,175 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:36,175 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:36,200 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:36,204 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:36,234 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:36,246 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-02 12:33:36,246 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1716644735] provided 0 perfect and 1 imperfect interpolant sequences [2021-05-02 12:33:36,246 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-05-02 12:33:36,247 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 7] total 11 [2021-05-02 12:33:36,247 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [316612964] [2021-05-02 12:33:36,248 INFO L460 AbstractCegarLoop]: Interpolant automaton has 11 states [2021-05-02 12:33:36,248 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-02 12:33:36,249 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-05-02 12:33:36,249 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=82, Unknown=0, NotChecked=0, Total=110 [2021-05-02 12:33:36,250 INFO L87 Difference]: Start difference. First operand 24 states and 25 transitions. Second operand has 11 states, 11 states have (on average 2.0) internal successors, (22), 10 states have internal predecessors, (22), 4 states have call successors, (6), 3 states have call predecessors, (6), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2021-05-02 12:33:36,503 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-02 12:33:36,503 INFO L93 Difference]: Finished difference Result 39 states and 42 transitions. [2021-05-02 12:33:36,503 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-05-02 12:33:36,504 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 2.0) internal successors, (22), 10 states have internal predecessors, (22), 4 states have call successors, (6), 3 states have call predecessors, (6), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) Word has length 21 [2021-05-02 12:33:36,504 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-02 12:33:36,507 INFO L225 Difference]: With dead ends: 39 [2021-05-02 12:33:36,507 INFO L226 Difference]: Without dead ends: 25 [2021-05-02 12:33:36,508 INFO L779 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 22 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 27 ImplicationChecksByTransitivity, 218.3ms TimeCoverageRelationStatistics Valid=64, Invalid=176, Unknown=0, NotChecked=0, Total=240 [2021-05-02 12:33:36,509 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 25 states. [2021-05-02 12:33:36,522 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 25 to 25. [2021-05-02 12:33:36,522 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 25 states, 17 states have (on average 1.1176470588235294) internal successors, (19), 18 states have internal predecessors, (19), 4 states have call successors, (4), 4 states have call predecessors, (4), 3 states have return successors, (3), 2 states have call predecessors, (3), 3 states have call successors, (3) [2021-05-02 12:33:36,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 25 states and 26 transitions. [2021-05-02 12:33:36,524 INFO L78 Accepts]: Start accepts. Automaton has 25 states and 26 transitions. Word has length 21 [2021-05-02 12:33:36,525 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-02 12:33:36,525 INFO L480 AbstractCegarLoop]: Abstraction has 25 states and 26 transitions. [2021-05-02 12:33:36,525 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 11 states, 11 states have (on average 2.0) internal successors, (22), 10 states have internal predecessors, (22), 4 states have call successors, (6), 3 states have call predecessors, (6), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2021-05-02 12:33:36,525 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 26 transitions. [2021-05-02 12:33:36,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-05-02 12:33:36,526 INFO L515 BasicCegarLoop]: Found error trace [2021-05-02 12:33:36,526 INFO L523 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-02 12:33:36,740 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,3 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-02 12:33:36,741 INFO L428 AbstractCegarLoop]: === Iteration 4 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-02 12:33:36,741 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-02 12:33:36,741 INFO L82 PathProgramCache]: Analyzing trace with hash -447407028, now seen corresponding path program 2 times [2021-05-02 12:33:36,741 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-02 12:33:36,742 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1351642594] [2021-05-02 12:33:36,742 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-02 12:33:36,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:33:36,833 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-02 12:33:36,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:33:36,866 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-05-02 12:33:36,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:33:36,876 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 3 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-02 12:33:36,877 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-05-02 12:33:36,877 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1351642594] [2021-05-02 12:33:36,877 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1351642594] provided 0 perfect and 1 imperfect interpolant sequences [2021-05-02 12:33:36,877 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [524358099] [2021-05-02 12:33:36,877 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 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 [2021-05-02 12:33:36,927 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-05-02 12:33:36,927 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-05-02 12:33:36,929 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 10 conjunts are in the unsatisfiable core [2021-05-02 12:33:36,930 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-05-02 12:33:36,968 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:36,975 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:36,982 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:36,984 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:36,997 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:36,998 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:37,010 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:37,012 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:37,023 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:37,027 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:37,052 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 5 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-05-02 12:33:37,052 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [524358099] provided 0 perfect and 1 imperfect interpolant sequences [2021-05-02 12:33:37,052 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-05-02 12:33:37,052 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 7] total 11 [2021-05-02 12:33:37,053 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [268962069] [2021-05-02 12:33:37,053 INFO L460 AbstractCegarLoop]: Interpolant automaton has 11 states [2021-05-02 12:33:37,054 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-02 12:33:37,054 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-05-02 12:33:37,054 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=85, Unknown=0, NotChecked=0, Total=110 [2021-05-02 12:33:37,055 INFO L87 Difference]: Start difference. First operand 25 states and 26 transitions. Second operand has 11 states, 11 states have (on average 1.9090909090909092) internal successors, (21), 8 states have internal predecessors, (21), 3 states have call successors, (6), 4 states have call predecessors, (6), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2021-05-02 12:33:37,303 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-02 12:33:37,303 INFO L93 Difference]: Finished difference Result 38 states and 40 transitions. [2021-05-02 12:33:37,303 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-05-02 12:33:37,304 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 1.9090909090909092) internal successors, (21), 8 states have internal predecessors, (21), 3 states have call successors, (6), 4 states have call predecessors, (6), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Word has length 22 [2021-05-02 12:33:37,304 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-02 12:33:37,305 INFO L225 Difference]: With dead ends: 38 [2021-05-02 12:33:37,305 INFO L226 Difference]: Without dead ends: 36 [2021-05-02 12:33:37,306 INFO L779 BasicCegarLoop]: 0 DeclaredPredicates, 41 GetRequests, 25 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 45 ImplicationChecksByTransitivity, 218.9ms TimeCoverageRelationStatistics Valid=67, Invalid=239, Unknown=0, NotChecked=0, Total=306 [2021-05-02 12:33:37,306 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 36 states. [2021-05-02 12:33:37,312 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 36 to 32. [2021-05-02 12:33:37,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 32 states, 22 states have (on average 1.0909090909090908) internal successors, (24), 23 states have internal predecessors, (24), 5 states have call successors, (5), 5 states have call predecessors, (5), 4 states have return successors, (4), 3 states have call predecessors, (4), 4 states have call successors, (4) [2021-05-02 12:33:37,313 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 32 states and 33 transitions. [2021-05-02 12:33:37,313 INFO L78 Accepts]: Start accepts. Automaton has 32 states and 33 transitions. Word has length 22 [2021-05-02 12:33:37,313 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-02 12:33:37,314 INFO L480 AbstractCegarLoop]: Abstraction has 32 states and 33 transitions. [2021-05-02 12:33:37,314 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 11 states, 11 states have (on average 1.9090909090909092) internal successors, (21), 8 states have internal predecessors, (21), 3 states have call successors, (6), 4 states have call predecessors, (6), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2021-05-02 12:33:37,314 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 33 transitions. [2021-05-02 12:33:37,314 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-05-02 12:33:37,315 INFO L515 BasicCegarLoop]: Found error trace [2021-05-02 12:33:37,315 INFO L523 BasicCegarLoop]: trace histogram [3, 3, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-02 12:33:37,515 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,4 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-02 12:33:37,516 INFO L428 AbstractCegarLoop]: === Iteration 5 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-02 12:33:37,516 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-02 12:33:37,516 INFO L82 PathProgramCache]: Analyzing trace with hash -1525200218, now seen corresponding path program 3 times [2021-05-02 12:33:37,516 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-02 12:33:37,517 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1617964909] [2021-05-02 12:33:37,517 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-02 12:33:37,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:33:37,592 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-02 12:33:37,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:33:37,599 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2021-05-02 12:33:37,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:33:37,610 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2021-05-02 12:33:37,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:33:37,616 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 7 proven. 7 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-05-02 12:33:37,616 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-05-02 12:33:37,616 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1617964909] [2021-05-02 12:33:37,616 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1617964909] provided 0 perfect and 1 imperfect interpolant sequences [2021-05-02 12:33:37,617 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [843524653] [2021-05-02 12:33:37,617 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 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 [2021-05-02 12:33:37,673 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2021-05-02 12:33:37,673 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-05-02 12:33:37,674 INFO L263 TraceCheckSpWp]: Trace formula consists of 118 conjuncts, 8 conjunts are in the unsatisfiable core [2021-05-02 12:33:37,677 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-05-02 12:33:37,701 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:37,706 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:37,712 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:37,713 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:37,718 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:37,743 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:37,744 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:37,747 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:37,748 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:37,764 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:37,766 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:37,792 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:37,793 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:37,794 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:37,795 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:37,814 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:37,816 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:37,840 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:37,848 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 11 proven. 3 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-05-02 12:33:37,848 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [843524653] provided 0 perfect and 1 imperfect interpolant sequences [2021-05-02 12:33:37,848 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-05-02 12:33:37,849 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 9] total 14 [2021-05-02 12:33:37,849 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1595909097] [2021-05-02 12:33:37,849 INFO L460 AbstractCegarLoop]: Interpolant automaton has 14 states [2021-05-02 12:33:37,849 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-02 12:33:37,850 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2021-05-02 12:33:37,850 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=43, Invalid=139, Unknown=0, NotChecked=0, Total=182 [2021-05-02 12:33:37,850 INFO L87 Difference]: Start difference. First operand 32 states and 33 transitions. Second operand has 14 states, 14 states have (on average 1.9285714285714286) internal successors, (27), 13 states have internal predecessors, (27), 6 states have call successors, (8), 3 states have call predecessors, (8), 1 states have return successors, (5), 5 states have call predecessors, (5), 5 states have call successors, (5) [2021-05-02 12:33:38,116 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-02 12:33:38,116 INFO L93 Difference]: Finished difference Result 50 states and 54 transitions. [2021-05-02 12:33:38,117 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-05-02 12:33:38,117 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 14 states have (on average 1.9285714285714286) internal successors, (27), 13 states have internal predecessors, (27), 6 states have call successors, (8), 3 states have call predecessors, (8), 1 states have return successors, (5), 5 states have call predecessors, (5), 5 states have call successors, (5) Word has length 29 [2021-05-02 12:33:38,117 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-02 12:33:38,117 INFO L225 Difference]: With dead ends: 50 [2021-05-02 12:33:38,118 INFO L226 Difference]: Without dead ends: 33 [2021-05-02 12:33:38,118 INFO L779 BasicCegarLoop]: 0 DeclaredPredicates, 50 GetRequests, 31 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 73 ImplicationChecksByTransitivity, 253.6ms TimeCoverageRelationStatistics Valid=100, Invalid=320, Unknown=0, NotChecked=0, Total=420 [2021-05-02 12:33:38,118 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 33 states. [2021-05-02 12:33:38,122 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 33 to 33. [2021-05-02 12:33:38,122 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 33 states, 23 states have (on average 1.0869565217391304) internal successors, (25), 24 states have internal predecessors, (25), 5 states have call successors, (5), 5 states have call predecessors, (5), 4 states have return successors, (4), 3 states have call predecessors, (4), 4 states have call successors, (4) [2021-05-02 12:33:38,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 33 states and 34 transitions. [2021-05-02 12:33:38,123 INFO L78 Accepts]: Start accepts. Automaton has 33 states and 34 transitions. Word has length 29 [2021-05-02 12:33:38,123 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-02 12:33:38,123 INFO L480 AbstractCegarLoop]: Abstraction has 33 states and 34 transitions. [2021-05-02 12:33:38,124 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 14 states, 14 states have (on average 1.9285714285714286) internal successors, (27), 13 states have internal predecessors, (27), 6 states have call successors, (8), 3 states have call predecessors, (8), 1 states have return successors, (5), 5 states have call predecessors, (5), 5 states have call successors, (5) [2021-05-02 12:33:38,124 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 34 transitions. [2021-05-02 12:33:38,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-05-02 12:33:38,124 INFO L515 BasicCegarLoop]: Found error trace [2021-05-02 12:33:38,124 INFO L523 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-02 12:33:38,330 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,5 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-02 12:33:38,331 INFO L428 AbstractCegarLoop]: === Iteration 6 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-02 12:33:38,331 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-02 12:33:38,331 INFO L82 PathProgramCache]: Analyzing trace with hash -2068596882, now seen corresponding path program 4 times [2021-05-02 12:33:38,331 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-02 12:33:38,331 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [927340062] [2021-05-02 12:33:38,332 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-02 12:33:38,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:33:38,415 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-02 12:33:38,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:33:38,420 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2021-05-02 12:33:38,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:33:38,423 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2021-05-02 12:33:38,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:33:38,426 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 7 proven. 10 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-05-02 12:33:38,426 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-05-02 12:33:38,426 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [927340062] [2021-05-02 12:33:38,427 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [927340062] provided 0 perfect and 1 imperfect interpolant sequences [2021-05-02 12:33:38,427 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1808247736] [2021-05-02 12:33:38,427 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-02 12:33:38,472 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-05-02 12:33:38,472 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-05-02 12:33:38,473 INFO L263 TraceCheckSpWp]: Trace formula consists of 123 conjuncts, 12 conjunts are in the unsatisfiable core [2021-05-02 12:33:38,477 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-05-02 12:33:38,494 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:38,499 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:38,502 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:38,503 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:38,506 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:38,507 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:38,514 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:38,515 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:38,530 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:38,533 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:38,538 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:38,539 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:38,547 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:38,549 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:38,553 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:38,554 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:38,575 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 10 proven. 7 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-05-02 12:33:38,575 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1808247736] provided 0 perfect and 1 imperfect interpolant sequences [2021-05-02 12:33:38,575 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-05-02 12:33:38,575 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 8] total 12 [2021-05-02 12:33:38,576 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1446595130] [2021-05-02 12:33:38,576 INFO L460 AbstractCegarLoop]: Interpolant automaton has 12 states [2021-05-02 12:33:38,576 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-02 12:33:38,577 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2021-05-02 12:33:38,577 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=102, Unknown=0, NotChecked=0, Total=132 [2021-05-02 12:33:38,577 INFO L87 Difference]: Start difference. First operand 33 states and 34 transitions. Second operand has 12 states, 12 states have (on average 2.0) internal successors, (24), 9 states have internal predecessors, (24), 4 states have call successors, (7), 4 states have call predecessors, (7), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2021-05-02 12:33:38,870 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-02 12:33:38,870 INFO L93 Difference]: Finished difference Result 46 states and 48 transitions. [2021-05-02 12:33:38,871 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-05-02 12:33:38,871 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 2.0) internal successors, (24), 9 states have internal predecessors, (24), 4 states have call successors, (7), 4 states have call predecessors, (7), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) Word has length 30 [2021-05-02 12:33:38,871 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-02 12:33:38,873 INFO L225 Difference]: With dead ends: 46 [2021-05-02 12:33:38,873 INFO L226 Difference]: Without dead ends: 44 [2021-05-02 12:33:38,874 INFO L779 BasicCegarLoop]: 0 DeclaredPredicates, 54 GetRequests, 36 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 66 ImplicationChecksByTransitivity, 203.3ms TimeCoverageRelationStatistics Valid=82, Invalid=298, Unknown=0, NotChecked=0, Total=380 [2021-05-02 12:33:38,874 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 44 states. [2021-05-02 12:33:38,888 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 44 to 40. [2021-05-02 12:33:38,888 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 40 states, 28 states have (on average 1.0714285714285714) internal successors, (30), 29 states have internal predecessors, (30), 6 states have call successors, (6), 6 states have call predecessors, (6), 5 states have return successors, (5), 4 states have call predecessors, (5), 5 states have call successors, (5) [2021-05-02 12:33:38,889 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 40 states and 41 transitions. [2021-05-02 12:33:38,889 INFO L78 Accepts]: Start accepts. Automaton has 40 states and 41 transitions. Word has length 30 [2021-05-02 12:33:38,889 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-02 12:33:38,889 INFO L480 AbstractCegarLoop]: Abstraction has 40 states and 41 transitions. [2021-05-02 12:33:38,889 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 12 states, 12 states have (on average 2.0) internal successors, (24), 9 states have internal predecessors, (24), 4 states have call successors, (7), 4 states have call predecessors, (7), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2021-05-02 12:33:38,889 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 41 transitions. [2021-05-02 12:33:38,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-05-02 12:33:38,890 INFO L515 BasicCegarLoop]: Found error trace [2021-05-02 12:33:38,890 INFO L523 BasicCegarLoop]: trace histogram [4, 4, 4, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-02 12:33:39,104 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable5 [2021-05-02 12:33:39,105 INFO L428 AbstractCegarLoop]: === Iteration 7 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-02 12:33:39,105 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-02 12:33:39,105 INFO L82 PathProgramCache]: Analyzing trace with hash -1039383228, now seen corresponding path program 5 times [2021-05-02 12:33:39,106 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-02 12:33:39,106 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1606769311] [2021-05-02 12:33:39,106 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-02 12:33:39,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:33:39,239 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-02 12:33:39,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:33:39,244 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2021-05-02 12:33:39,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:33:39,249 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2021-05-02 12:33:39,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:33:39,257 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2021-05-02 12:33:39,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:33:39,260 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 14 proven. 13 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-05-02 12:33:39,260 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-05-02 12:33:39,261 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1606769311] [2021-05-02 12:33:39,261 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1606769311] provided 0 perfect and 1 imperfect interpolant sequences [2021-05-02 12:33:39,261 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1316585704] [2021-05-02 12:33:39,261 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-02 12:33:39,307 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 4 check-sat command(s) [2021-05-02 12:33:39,307 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-05-02 12:33:39,308 INFO L263 TraceCheckSpWp]: Trace formula consists of 137 conjuncts, 10 conjunts are in the unsatisfiable core [2021-05-02 12:33:39,309 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-05-02 12:33:39,326 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:39,328 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:39,335 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:39,339 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:39,341 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:39,343 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:39,346 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:39,364 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:39,364 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:39,365 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:39,366 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:39,377 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:39,380 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:39,394 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:39,395 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:39,396 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:39,396 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:39,411 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:39,412 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:39,430 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:39,430 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:39,432 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:39,432 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:39,442 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:39,445 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:39,465 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:39,471 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 21 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-05-02 12:33:39,472 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1316585704] provided 0 perfect and 1 imperfect interpolant sequences [2021-05-02 12:33:39,472 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-05-02 12:33:39,472 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 11] total 17 [2021-05-02 12:33:39,472 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2103965531] [2021-05-02 12:33:39,473 INFO L460 AbstractCegarLoop]: Interpolant automaton has 17 states [2021-05-02 12:33:39,473 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-02 12:33:39,474 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2021-05-02 12:33:39,474 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=62, Invalid=210, Unknown=0, NotChecked=0, Total=272 [2021-05-02 12:33:39,474 INFO L87 Difference]: Start difference. First operand 40 states and 41 transitions. Second operand has 17 states, 17 states have (on average 1.8823529411764706) internal successors, (32), 16 states have internal predecessors, (32), 8 states have call successors, (10), 3 states have call predecessors, (10), 1 states have return successors, (7), 7 states have call predecessors, (7), 7 states have call successors, (7) [2021-05-02 12:33:39,794 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-02 12:33:39,795 INFO L93 Difference]: Finished difference Result 61 states and 66 transitions. [2021-05-02 12:33:39,795 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-05-02 12:33:39,795 INFO L78 Accepts]: Start accepts. Automaton has has 17 states, 17 states have (on average 1.8823529411764706) internal successors, (32), 16 states have internal predecessors, (32), 8 states have call successors, (10), 3 states have call predecessors, (10), 1 states have return successors, (7), 7 states have call predecessors, (7), 7 states have call successors, (7) Word has length 37 [2021-05-02 12:33:39,795 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-02 12:33:39,796 INFO L225 Difference]: With dead ends: 61 [2021-05-02 12:33:39,796 INFO L226 Difference]: Without dead ends: 41 [2021-05-02 12:33:39,797 INFO L779 BasicCegarLoop]: 0 DeclaredPredicates, 64 GetRequests, 40 SyntacticMatches, 0 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 130 ImplicationChecksByTransitivity, 295.7ms TimeCoverageRelationStatistics Valid=145, Invalid=505, Unknown=0, NotChecked=0, Total=650 [2021-05-02 12:33:39,797 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 41 states. [2021-05-02 12:33:39,802 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 41 to 41. [2021-05-02 12:33:39,802 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 41 states, 29 states have (on average 1.0689655172413792) internal successors, (31), 30 states have internal predecessors, (31), 6 states have call successors, (6), 6 states have call predecessors, (6), 5 states have return successors, (5), 4 states have call predecessors, (5), 5 states have call successors, (5) [2021-05-02 12:33:39,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 41 states and 42 transitions. [2021-05-02 12:33:39,803 INFO L78 Accepts]: Start accepts. Automaton has 41 states and 42 transitions. Word has length 37 [2021-05-02 12:33:39,803 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-02 12:33:39,803 INFO L480 AbstractCegarLoop]: Abstraction has 41 states and 42 transitions. [2021-05-02 12:33:39,803 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 17 states, 17 states have (on average 1.8823529411764706) internal successors, (32), 16 states have internal predecessors, (32), 8 states have call successors, (10), 3 states have call predecessors, (10), 1 states have return successors, (7), 7 states have call predecessors, (7), 7 states have call successors, (7) [2021-05-02 12:33:39,803 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 42 transitions. [2021-05-02 12:33:39,804 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-05-02 12:33:39,804 INFO L515 BasicCegarLoop]: Found error trace [2021-05-02 12:33:39,804 INFO L523 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-02 12:33:40,016 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,7 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-02 12:33:40,017 INFO L428 AbstractCegarLoop]: === Iteration 8 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-02 12:33:40,017 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-02 12:33:40,017 INFO L82 PathProgramCache]: Analyzing trace with hash -101488116, now seen corresponding path program 6 times [2021-05-02 12:33:40,018 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-02 12:33:40,018 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1468458102] [2021-05-02 12:33:40,018 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-02 12:33:40,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:33:40,112 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-02 12:33:40,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:33:40,116 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2021-05-02 12:33:40,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:33:40,119 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2021-05-02 12:33:40,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:33:40,121 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2021-05-02 12:33:40,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:33:40,124 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 12 proven. 19 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-05-02 12:33:40,124 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-05-02 12:33:40,124 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1468458102] [2021-05-02 12:33:40,124 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1468458102] provided 0 perfect and 1 imperfect interpolant sequences [2021-05-02 12:33:40,124 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1521412192] [2021-05-02 12:33:40,124 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-02 12:33:40,179 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 4 check-sat command(s) [2021-05-02 12:33:40,179 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-05-02 12:33:40,181 INFO L263 TraceCheckSpWp]: Trace formula consists of 142 conjuncts, 14 conjunts are in the unsatisfiable core [2021-05-02 12:33:40,189 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-05-02 12:33:40,212 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:40,214 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:40,217 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:40,218 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:40,220 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:40,222 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:40,226 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:40,227 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:40,235 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:40,236 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:40,243 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:40,245 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:40,248 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:40,249 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:40,260 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:40,265 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:40,269 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:40,270 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:40,279 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:40,280 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:40,284 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:40,285 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:40,307 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 16 proven. 15 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-05-02 12:33:40,308 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1521412192] provided 0 perfect and 1 imperfect interpolant sequences [2021-05-02 12:33:40,308 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-05-02 12:33:40,308 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 9] total 13 [2021-05-02 12:33:40,308 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [533764351] [2021-05-02 12:33:40,308 INFO L460 AbstractCegarLoop]: Interpolant automaton has 13 states [2021-05-02 12:33:40,309 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-02 12:33:40,310 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2021-05-02 12:33:40,310 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=120, Unknown=0, NotChecked=0, Total=156 [2021-05-02 12:33:40,310 INFO L87 Difference]: Start difference. First operand 41 states and 42 transitions. Second operand has 13 states, 13 states have (on average 2.076923076923077) internal successors, (27), 10 states have internal predecessors, (27), 5 states have call successors, (8), 4 states have call predecessors, (8), 1 states have return successors, (4), 4 states have call predecessors, (4), 4 states have call successors, (4) [2021-05-02 12:33:40,585 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-02 12:33:40,585 INFO L93 Difference]: Finished difference Result 54 states and 56 transitions. [2021-05-02 12:33:40,585 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-05-02 12:33:40,586 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 13 states have (on average 2.076923076923077) internal successors, (27), 10 states have internal predecessors, (27), 5 states have call successors, (8), 4 states have call predecessors, (8), 1 states have return successors, (4), 4 states have call predecessors, (4), 4 states have call successors, (4) Word has length 38 [2021-05-02 12:33:40,586 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-02 12:33:40,587 INFO L225 Difference]: With dead ends: 54 [2021-05-02 12:33:40,587 INFO L226 Difference]: Without dead ends: 52 [2021-05-02 12:33:40,587 INFO L779 BasicCegarLoop]: 0 DeclaredPredicates, 67 GetRequests, 47 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 88 ImplicationChecksByTransitivity, 237.5ms TimeCoverageRelationStatistics Valid=100, Invalid=362, Unknown=0, NotChecked=0, Total=462 [2021-05-02 12:33:40,588 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 52 states. [2021-05-02 12:33:40,593 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 52 to 48. [2021-05-02 12:33:40,594 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 48 states, 34 states have (on average 1.0588235294117647) internal successors, (36), 35 states have internal predecessors, (36), 7 states have call successors, (7), 7 states have call predecessors, (7), 6 states have return successors, (6), 5 states have call predecessors, (6), 6 states have call successors, (6) [2021-05-02 12:33:40,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 48 states and 49 transitions. [2021-05-02 12:33:40,594 INFO L78 Accepts]: Start accepts. Automaton has 48 states and 49 transitions. Word has length 38 [2021-05-02 12:33:40,594 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-02 12:33:40,594 INFO L480 AbstractCegarLoop]: Abstraction has 48 states and 49 transitions. [2021-05-02 12:33:40,595 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 13 states, 13 states have (on average 2.076923076923077) internal successors, (27), 10 states have internal predecessors, (27), 5 states have call successors, (8), 4 states have call predecessors, (8), 1 states have return successors, (4), 4 states have call predecessors, (4), 4 states have call successors, (4) [2021-05-02 12:33:40,595 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 49 transitions. [2021-05-02 12:33:40,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-05-02 12:33:40,595 INFO L515 BasicCegarLoop]: Found error trace [2021-05-02 12:33:40,596 INFO L523 BasicCegarLoop]: trace histogram [5, 5, 5, 4, 4, 4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-02 12:33:40,808 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,8 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-02 12:33:40,809 INFO L428 AbstractCegarLoop]: === Iteration 9 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-02 12:33:40,809 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-02 12:33:40,809 INFO L82 PathProgramCache]: Analyzing trace with hash 1712981222, now seen corresponding path program 7 times [2021-05-02 12:33:40,809 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-02 12:33:40,809 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1902424756] [2021-05-02 12:33:40,809 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-02 12:33:40,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:33:40,921 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-02 12:33:40,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:33:40,935 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2021-05-02 12:33:40,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:33:40,938 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2021-05-02 12:33:40,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:33:40,940 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2021-05-02 12:33:40,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:33:40,942 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2021-05-02 12:33:40,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:33:40,945 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 24 proven. 20 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2021-05-02 12:33:40,945 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-05-02 12:33:40,945 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1902424756] [2021-05-02 12:33:40,945 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1902424756] provided 0 perfect and 1 imperfect interpolant sequences [2021-05-02 12:33:40,945 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1774277979] [2021-05-02 12:33:40,945 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 9 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 9 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-02 12:33:40,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:33:41,000 INFO L263 TraceCheckSpWp]: Trace formula consists of 156 conjuncts, 12 conjunts are in the unsatisfiable core [2021-05-02 12:33:41,001 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-05-02 12:33:41,018 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:41,019 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:41,022 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:41,029 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:41,031 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:41,033 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:41,035 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:41,037 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:41,040 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:41,058 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:41,058 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:41,059 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:41,060 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:41,069 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:41,070 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:41,091 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:41,092 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:41,093 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:41,094 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:41,113 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:41,115 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:41,134 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:41,135 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:41,136 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:41,136 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:41,146 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:41,148 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:41,169 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:41,170 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:41,171 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:41,171 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:41,180 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:41,182 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:41,202 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:41,209 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 34 proven. 10 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2021-05-02 12:33:41,209 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1774277979] provided 0 perfect and 1 imperfect interpolant sequences [2021-05-02 12:33:41,209 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-05-02 12:33:41,209 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14, 13] total 20 [2021-05-02 12:33:41,210 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1737252134] [2021-05-02 12:33:41,210 INFO L460 AbstractCegarLoop]: Interpolant automaton has 20 states [2021-05-02 12:33:41,210 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-02 12:33:41,210 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2021-05-02 12:33:41,211 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=85, Invalid=295, Unknown=0, NotChecked=0, Total=380 [2021-05-02 12:33:41,211 INFO L87 Difference]: Start difference. First operand 48 states and 49 transitions. Second operand has 20 states, 20 states have (on average 1.85) internal successors, (37), 19 states have internal predecessors, (37), 10 states have call successors, (12), 3 states have call predecessors, (12), 1 states have return successors, (9), 9 states have call predecessors, (9), 9 states have call successors, (9) [2021-05-02 12:33:41,608 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-02 12:33:41,608 INFO L93 Difference]: Finished difference Result 72 states and 78 transitions. [2021-05-02 12:33:41,609 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-05-02 12:33:41,609 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 20 states have (on average 1.85) internal successors, (37), 19 states have internal predecessors, (37), 10 states have call successors, (12), 3 states have call predecessors, (12), 1 states have return successors, (9), 9 states have call predecessors, (9), 9 states have call successors, (9) Word has length 45 [2021-05-02 12:33:41,609 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-02 12:33:41,610 INFO L225 Difference]: With dead ends: 72 [2021-05-02 12:33:41,610 INFO L226 Difference]: Without dead ends: 49 [2021-05-02 12:33:41,611 INFO L779 BasicCegarLoop]: 0 DeclaredPredicates, 78 GetRequests, 49 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 201 ImplicationChecksByTransitivity, 383.5ms TimeCoverageRelationStatistics Valid=199, Invalid=731, Unknown=0, NotChecked=0, Total=930 [2021-05-02 12:33:41,611 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 49 states. [2021-05-02 12:33:41,615 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 49 to 49. [2021-05-02 12:33:41,616 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 49 states, 35 states have (on average 1.0571428571428572) internal successors, (37), 36 states have internal predecessors, (37), 7 states have call successors, (7), 7 states have call predecessors, (7), 6 states have return successors, (6), 5 states have call predecessors, (6), 6 states have call successors, (6) [2021-05-02 12:33:41,616 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 49 states and 50 transitions. [2021-05-02 12:33:41,617 INFO L78 Accepts]: Start accepts. Automaton has 49 states and 50 transitions. Word has length 45 [2021-05-02 12:33:41,617 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-02 12:33:41,617 INFO L480 AbstractCegarLoop]: Abstraction has 49 states and 50 transitions. [2021-05-02 12:33:41,617 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 20 states, 20 states have (on average 1.85) internal successors, (37), 19 states have internal predecessors, (37), 10 states have call successors, (12), 3 states have call predecessors, (12), 1 states have return successors, (9), 9 states have call predecessors, (9), 9 states have call successors, (9) [2021-05-02 12:33:41,617 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 50 transitions. [2021-05-02 12:33:41,618 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-05-02 12:33:41,618 INFO L515 BasicCegarLoop]: Found error trace [2021-05-02 12:33:41,618 INFO L523 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 4, 4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-02 12:33:41,842 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable8 [2021-05-02 12:33:41,842 INFO L428 AbstractCegarLoop]: === Iteration 10 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-02 12:33:41,843 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-02 12:33:41,843 INFO L82 PathProgramCache]: Analyzing trace with hash 1007935918, now seen corresponding path program 8 times [2021-05-02 12:33:41,843 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-02 12:33:41,843 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [87479508] [2021-05-02 12:33:41,843 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-02 12:33:41,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:33:41,924 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-02 12:33:41,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:33:41,930 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-05-02 12:33:41,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:33:41,936 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2021-05-02 12:33:41,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:33:41,939 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2021-05-02 12:33:41,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:33:41,941 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2021-05-02 12:33:41,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:33:41,944 INFO L134 CoverageAnalysis]: Checked inductivity of 73 backedges. 18 proven. 31 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2021-05-02 12:33:41,944 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-05-02 12:33:41,944 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [87479508] [2021-05-02 12:33:41,944 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [87479508] provided 0 perfect and 1 imperfect interpolant sequences [2021-05-02 12:33:41,944 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [73834535] [2021-05-02 12:33:41,944 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 10 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 10 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-02 12:33:41,991 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-05-02 12:33:41,991 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-05-02 12:33:41,992 INFO L263 TraceCheckSpWp]: Trace formula consists of 161 conjuncts, 16 conjunts are in the unsatisfiable core [2021-05-02 12:33:41,993 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-05-02 12:33:42,010 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:42,012 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:42,014 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:42,015 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:42,018 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:42,019 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:42,022 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:42,024 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:42,026 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:42,027 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:42,033 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:42,035 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:42,042 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:42,043 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:42,046 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:42,047 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:42,054 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:42,055 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:42,060 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:42,060 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:42,068 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:42,069 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:42,073 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:42,074 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:42,082 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:42,083 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:42,102 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:42,103 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:42,125 INFO L134 CoverageAnalysis]: Checked inductivity of 73 backedges. 23 proven. 26 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2021-05-02 12:33:42,126 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [73834535] provided 0 perfect and 1 imperfect interpolant sequences [2021-05-02 12:33:42,126 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-05-02 12:33:42,126 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 10] total 14 [2021-05-02 12:33:42,126 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [448404418] [2021-05-02 12:33:42,126 INFO L460 AbstractCegarLoop]: Interpolant automaton has 14 states [2021-05-02 12:33:42,126 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-02 12:33:42,127 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2021-05-02 12:33:42,127 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=43, Invalid=139, Unknown=0, NotChecked=0, Total=182 [2021-05-02 12:33:42,127 INFO L87 Difference]: Start difference. First operand 49 states and 50 transitions. Second operand has 14 states, 14 states have (on average 2.142857142857143) internal successors, (30), 11 states have internal predecessors, (30), 6 states have call successors, (9), 4 states have call predecessors, (9), 1 states have return successors, (5), 5 states have call predecessors, (5), 5 states have call successors, (5) [2021-05-02 12:33:42,436 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-02 12:33:42,436 INFO L93 Difference]: Finished difference Result 62 states and 64 transitions. [2021-05-02 12:33:42,437 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-05-02 12:33:42,437 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 14 states have (on average 2.142857142857143) internal successors, (30), 11 states have internal predecessors, (30), 6 states have call successors, (9), 4 states have call predecessors, (9), 1 states have return successors, (5), 5 states have call predecessors, (5), 5 states have call successors, (5) Word has length 46 [2021-05-02 12:33:42,440 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-02 12:33:42,441 INFO L225 Difference]: With dead ends: 62 [2021-05-02 12:33:42,441 INFO L226 Difference]: Without dead ends: 60 [2021-05-02 12:33:42,442 INFO L779 BasicCegarLoop]: 0 DeclaredPredicates, 80 GetRequests, 58 SyntacticMatches, 0 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 111 ImplicationChecksByTransitivity, 250.4ms TimeCoverageRelationStatistics Valid=121, Invalid=431, Unknown=0, NotChecked=0, Total=552 [2021-05-02 12:33:42,442 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 60 states. [2021-05-02 12:33:42,453 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 60 to 56. [2021-05-02 12:33:42,454 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 56 states, 40 states have (on average 1.05) internal successors, (42), 41 states have internal predecessors, (42), 8 states have call successors, (8), 8 states have call predecessors, (8), 7 states have return successors, (7), 6 states have call predecessors, (7), 7 states have call successors, (7) [2021-05-02 12:33:42,456 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 56 states and 57 transitions. [2021-05-02 12:33:42,456 INFO L78 Accepts]: Start accepts. Automaton has 56 states and 57 transitions. Word has length 46 [2021-05-02 12:33:42,456 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-02 12:33:42,456 INFO L480 AbstractCegarLoop]: Abstraction has 56 states and 57 transitions. [2021-05-02 12:33:42,457 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 14 states, 14 states have (on average 2.142857142857143) internal successors, (30), 11 states have internal predecessors, (30), 6 states have call successors, (9), 4 states have call predecessors, (9), 1 states have return successors, (5), 5 states have call predecessors, (5), 5 states have call successors, (5) [2021-05-02 12:33:42,457 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 57 transitions. [2021-05-02 12:33:42,458 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-05-02 12:33:42,458 INFO L515 BasicCegarLoop]: Found error trace [2021-05-02 12:33:42,458 INFO L523 BasicCegarLoop]: trace histogram [6, 6, 6, 5, 5, 5, 5, 5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-02 12:33:42,680 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9,10 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-02 12:33:42,680 INFO L428 AbstractCegarLoop]: === Iteration 11 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-02 12:33:42,681 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-02 12:33:42,681 INFO L82 PathProgramCache]: Analyzing trace with hash -397143292, now seen corresponding path program 9 times [2021-05-02 12:33:42,681 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-02 12:33:42,681 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [537719058] [2021-05-02 12:33:42,681 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-02 12:33:42,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:33:42,817 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-02 12:33:42,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:33:42,821 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-05-02 12:33:42,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:33:42,824 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2021-05-02 12:33:42,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:33:42,829 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2021-05-02 12:33:42,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:33:42,833 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2021-05-02 12:33:42,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:33:42,835 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2021-05-02 12:33:42,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:33:42,838 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 37 proven. 28 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2021-05-02 12:33:42,838 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-05-02 12:33:42,838 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [537719058] [2021-05-02 12:33:42,838 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [537719058] provided 0 perfect and 1 imperfect interpolant sequences [2021-05-02 12:33:42,838 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1132892860] [2021-05-02 12:33:42,838 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 11 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 11 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-02 12:33:42,907 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 6 check-sat command(s) [2021-05-02 12:33:42,907 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-05-02 12:33:42,908 INFO L263 TraceCheckSpWp]: Trace formula consists of 175 conjuncts, 14 conjunts are in the unsatisfiable core [2021-05-02 12:33:42,911 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-05-02 12:33:42,929 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:42,930 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:42,933 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:42,934 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:42,936 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:42,937 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:42,939 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:42,940 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:42,942 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:42,943 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:42,946 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:42,963 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:42,964 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:42,965 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:42,966 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:42,974 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:42,975 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:42,993 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:42,994 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:42,995 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:42,995 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:43,004 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:43,005 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:43,025 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:43,026 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:43,027 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:43,028 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:43,036 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:43,037 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:43,058 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:43,058 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:43,059 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:43,060 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:43,068 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:43,069 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:43,090 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:43,091 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:43,111 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:43,112 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:43,121 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:43,122 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:43,147 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:43,153 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 50 proven. 15 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2021-05-02 12:33:43,154 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1132892860] provided 0 perfect and 1 imperfect interpolant sequences [2021-05-02 12:33:43,154 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-05-02 12:33:43,154 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [16, 15] total 23 [2021-05-02 12:33:43,154 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1547211412] [2021-05-02 12:33:43,155 INFO L460 AbstractCegarLoop]: Interpolant automaton has 23 states [2021-05-02 12:33:43,155 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-02 12:33:43,155 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2021-05-02 12:33:43,156 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=112, Invalid=394, Unknown=0, NotChecked=0, Total=506 [2021-05-02 12:33:43,156 INFO L87 Difference]: Start difference. First operand 56 states and 57 transitions. Second operand has 23 states, 23 states have (on average 1.826086956521739) internal successors, (42), 22 states have internal predecessors, (42), 12 states have call successors, (14), 3 states have call predecessors, (14), 1 states have return successors, (11), 11 states have call predecessors, (11), 11 states have call successors, (11) [2021-05-02 12:33:43,640 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-02 12:33:43,640 INFO L93 Difference]: Finished difference Result 83 states and 90 transitions. [2021-05-02 12:33:43,640 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-05-02 12:33:43,640 INFO L78 Accepts]: Start accepts. Automaton has has 23 states, 23 states have (on average 1.826086956521739) internal successors, (42), 22 states have internal predecessors, (42), 12 states have call successors, (14), 3 states have call predecessors, (14), 1 states have return successors, (11), 11 states have call predecessors, (11), 11 states have call successors, (11) Word has length 53 [2021-05-02 12:33:43,641 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-02 12:33:43,641 INFO L225 Difference]: With dead ends: 83 [2021-05-02 12:33:43,641 INFO L226 Difference]: Without dead ends: 57 [2021-05-02 12:33:43,642 INFO L779 BasicCegarLoop]: 0 DeclaredPredicates, 92 GetRequests, 58 SyntacticMatches, 0 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 286 ImplicationChecksByTransitivity, 454.6ms TimeCoverageRelationStatistics Valid=262, Invalid=998, Unknown=0, NotChecked=0, Total=1260 [2021-05-02 12:33:43,642 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 57 states. [2021-05-02 12:33:43,648 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 57 to 57. [2021-05-02 12:33:43,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 57 states, 41 states have (on average 1.048780487804878) internal successors, (43), 42 states have internal predecessors, (43), 8 states have call successors, (8), 8 states have call predecessors, (8), 7 states have return successors, (7), 6 states have call predecessors, (7), 7 states have call successors, (7) [2021-05-02 12:33:43,648 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 57 states and 58 transitions. [2021-05-02 12:33:43,648 INFO L78 Accepts]: Start accepts. Automaton has 57 states and 58 transitions. Word has length 53 [2021-05-02 12:33:43,649 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-02 12:33:43,649 INFO L480 AbstractCegarLoop]: Abstraction has 57 states and 58 transitions. [2021-05-02 12:33:43,649 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 23 states, 23 states have (on average 1.826086956521739) internal successors, (42), 22 states have internal predecessors, (42), 12 states have call successors, (14), 3 states have call predecessors, (14), 1 states have return successors, (11), 11 states have call predecessors, (11), 11 states have call successors, (11) [2021-05-02 12:33:43,649 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 58 transitions. [2021-05-02 12:33:43,649 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-05-02 12:33:43,650 INFO L515 BasicCegarLoop]: Found error trace [2021-05-02 12:33:43,650 INFO L523 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 5, 5, 5, 5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-02 12:33:43,873 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10,11 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-02 12:33:43,873 INFO L428 AbstractCegarLoop]: === Iteration 12 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-02 12:33:43,874 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-02 12:33:43,874 INFO L82 PathProgramCache]: Analyzing trace with hash 1512613836, now seen corresponding path program 10 times [2021-05-02 12:33:43,874 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-02 12:33:43,874 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [277190932] [2021-05-02 12:33:43,874 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-02 12:33:43,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:33:43,962 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-02 12:33:43,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:33:43,970 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2021-05-02 12:33:43,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:33:43,973 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2021-05-02 12:33:43,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:33:43,975 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2021-05-02 12:33:43,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:33:43,976 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-05-02 12:33:43,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:33:43,978 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2021-05-02 12:33:43,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:33:43,980 INFO L134 CoverageAnalysis]: Checked inductivity of 111 backedges. 25 proven. 46 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2021-05-02 12:33:43,980 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-05-02 12:33:43,981 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [277190932] [2021-05-02 12:33:43,981 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [277190932] provided 0 perfect and 1 imperfect interpolant sequences [2021-05-02 12:33:43,981 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1646242707] [2021-05-02 12:33:43,981 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 12 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 12 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-02 12:33:44,035 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-05-02 12:33:44,036 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-05-02 12:33:44,036 INFO L263 TraceCheckSpWp]: Trace formula consists of 180 conjuncts, 18 conjunts are in the unsatisfiable core [2021-05-02 12:33:44,037 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-05-02 12:33:44,056 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:44,057 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:44,060 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:44,061 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:44,064 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:44,065 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:44,067 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:44,068 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:44,070 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:44,071 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:44,074 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:44,075 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:44,081 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:44,082 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:44,089 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:44,090 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:44,101 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:44,102 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:44,110 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:44,111 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:44,115 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:44,116 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:44,123 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:44,124 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:44,127 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:44,129 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:44,137 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:44,138 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:44,142 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:44,142 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:44,150 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:44,152 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:44,156 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:44,157 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:44,179 INFO L134 CoverageAnalysis]: Checked inductivity of 111 backedges. 31 proven. 40 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2021-05-02 12:33:44,180 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1646242707] provided 0 perfect and 1 imperfect interpolant sequences [2021-05-02 12:33:44,180 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-05-02 12:33:44,180 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 11] total 15 [2021-05-02 12:33:44,180 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [665506135] [2021-05-02 12:33:44,180 INFO L460 AbstractCegarLoop]: Interpolant automaton has 15 states [2021-05-02 12:33:44,180 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-02 12:33:44,181 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2021-05-02 12:33:44,181 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=159, Unknown=0, NotChecked=0, Total=210 [2021-05-02 12:33:44,181 INFO L87 Difference]: Start difference. First operand 57 states and 58 transitions. Second operand has 15 states, 15 states have (on average 2.2) internal successors, (33), 12 states have internal predecessors, (33), 7 states have call successors, (10), 4 states have call predecessors, (10), 1 states have return successors, (6), 6 states have call predecessors, (6), 6 states have call successors, (6) [2021-05-02 12:33:44,538 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-02 12:33:44,539 INFO L93 Difference]: Finished difference Result 70 states and 72 transitions. [2021-05-02 12:33:44,539 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-05-02 12:33:44,539 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 15 states have (on average 2.2) internal successors, (33), 12 states have internal predecessors, (33), 7 states have call successors, (10), 4 states have call predecessors, (10), 1 states have return successors, (6), 6 states have call predecessors, (6), 6 states have call successors, (6) Word has length 54 [2021-05-02 12:33:44,539 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-02 12:33:44,540 INFO L225 Difference]: With dead ends: 70 [2021-05-02 12:33:44,540 INFO L226 Difference]: Without dead ends: 68 [2021-05-02 12:33:44,541 INFO L779 BasicCegarLoop]: 0 DeclaredPredicates, 93 GetRequests, 69 SyntacticMatches, 0 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 135 ImplicationChecksByTransitivity, 267.9ms TimeCoverageRelationStatistics Valid=145, Invalid=505, Unknown=0, NotChecked=0, Total=650 [2021-05-02 12:33:44,541 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 68 states. [2021-05-02 12:33:44,546 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 68 to 64. [2021-05-02 12:33:44,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 64 states, 46 states have (on average 1.0434782608695652) internal successors, (48), 47 states have internal predecessors, (48), 9 states have call successors, (9), 9 states have call predecessors, (9), 8 states have return successors, (8), 7 states have call predecessors, (8), 8 states have call successors, (8) [2021-05-02 12:33:44,546 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 64 states and 65 transitions. [2021-05-02 12:33:44,547 INFO L78 Accepts]: Start accepts. Automaton has 64 states and 65 transitions. Word has length 54 [2021-05-02 12:33:44,547 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-02 12:33:44,547 INFO L480 AbstractCegarLoop]: Abstraction has 64 states and 65 transitions. [2021-05-02 12:33:44,547 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 15 states, 15 states have (on average 2.2) internal successors, (33), 12 states have internal predecessors, (33), 7 states have call successors, (10), 4 states have call predecessors, (10), 1 states have return successors, (6), 6 states have call predecessors, (6), 6 states have call successors, (6) [2021-05-02 12:33:44,547 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 65 transitions. [2021-05-02 12:33:44,548 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-05-02 12:33:44,548 INFO L515 BasicCegarLoop]: Found error trace [2021-05-02 12:33:44,548 INFO L523 BasicCegarLoop]: trace histogram [7, 7, 7, 6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-02 12:33:44,760 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable11 [2021-05-02 12:33:44,761 INFO L428 AbstractCegarLoop]: === Iteration 13 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-02 12:33:44,761 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-02 12:33:44,761 INFO L82 PathProgramCache]: Analyzing trace with hash -522727642, now seen corresponding path program 11 times [2021-05-02 12:33:44,761 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-02 12:33:44,761 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [480690392] [2021-05-02 12:33:44,761 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-02 12:33:44,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:33:44,925 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-02 12:33:44,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:33:44,929 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2021-05-02 12:33:44,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:33:44,933 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2021-05-02 12:33:44,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:33:44,940 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2021-05-02 12:33:44,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:33:44,947 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-05-02 12:33:44,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:33:44,953 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2021-05-02 12:33:44,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:33:44,955 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2021-05-02 12:33:44,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:33:44,960 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 53 proven. 37 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2021-05-02 12:33:44,961 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-05-02 12:33:44,961 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [480690392] [2021-05-02 12:33:44,961 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [480690392] provided 0 perfect and 1 imperfect interpolant sequences [2021-05-02 12:33:44,961 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1401872923] [2021-05-02 12:33:44,961 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 13 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 13 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-02 12:33:45,015 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 7 check-sat command(s) [2021-05-02 12:33:45,015 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-05-02 12:33:45,016 INFO L263 TraceCheckSpWp]: Trace formula consists of 194 conjuncts, 16 conjunts are in the unsatisfiable core [2021-05-02 12:33:45,018 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-05-02 12:33:45,036 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:45,037 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:45,041 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:45,042 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:45,050 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:45,051 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:45,054 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:45,055 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:45,057 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:45,058 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:45,060 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:45,062 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:45,067 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:45,086 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:45,087 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:45,088 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:45,090 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:45,099 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:45,101 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:45,120 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:45,121 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:45,122 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:45,122 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:45,131 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:45,132 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:45,154 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:45,154 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:45,155 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:45,156 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:45,165 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:45,166 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:45,188 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:45,189 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:45,190 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:45,190 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:45,198 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:45,199 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:45,223 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:45,223 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:45,224 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:45,225 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:45,242 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:45,243 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:45,266 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:45,266 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:45,267 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:45,268 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:45,276 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:45,277 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:45,300 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:45,306 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 69 proven. 21 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2021-05-02 12:33:45,306 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1401872923] provided 0 perfect and 1 imperfect interpolant sequences [2021-05-02 12:33:45,306 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-05-02 12:33:45,307 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [18, 17] total 26 [2021-05-02 12:33:45,307 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [228814599] [2021-05-02 12:33:45,307 INFO L460 AbstractCegarLoop]: Interpolant automaton has 26 states [2021-05-02 12:33:45,307 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-02 12:33:45,308 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 26 interpolants. [2021-05-02 12:33:45,308 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=143, Invalid=507, Unknown=0, NotChecked=0, Total=650 [2021-05-02 12:33:45,308 INFO L87 Difference]: Start difference. First operand 64 states and 65 transitions. Second operand has 26 states, 26 states have (on average 1.8076923076923077) internal successors, (47), 25 states have internal predecessors, (47), 14 states have call successors, (16), 3 states have call predecessors, (16), 1 states have return successors, (13), 13 states have call predecessors, (13), 13 states have call successors, (13) [2021-05-02 12:33:45,832 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-02 12:33:45,832 INFO L93 Difference]: Finished difference Result 94 states and 102 transitions. [2021-05-02 12:33:45,833 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-05-02 12:33:45,833 INFO L78 Accepts]: Start accepts. Automaton has has 26 states, 26 states have (on average 1.8076923076923077) internal successors, (47), 25 states have internal predecessors, (47), 14 states have call successors, (16), 3 states have call predecessors, (16), 1 states have return successors, (13), 13 states have call predecessors, (13), 13 states have call successors, (13) Word has length 61 [2021-05-02 12:33:45,833 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-02 12:33:45,833 INFO L225 Difference]: With dead ends: 94 [2021-05-02 12:33:45,834 INFO L226 Difference]: Without dead ends: 65 [2021-05-02 12:33:45,834 INFO L779 BasicCegarLoop]: 0 DeclaredPredicates, 106 GetRequests, 67 SyntacticMatches, 0 SemanticMatches, 39 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 385 ImplicationChecksByTransitivity, 588.8ms TimeCoverageRelationStatistics Valid=334, Invalid=1306, Unknown=0, NotChecked=0, Total=1640 [2021-05-02 12:33:45,835 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 65 states. [2021-05-02 12:33:45,840 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 65 to 65. [2021-05-02 12:33:45,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 65 states, 47 states have (on average 1.0425531914893618) internal successors, (49), 48 states have internal predecessors, (49), 9 states have call successors, (9), 9 states have call predecessors, (9), 8 states have return successors, (8), 7 states have call predecessors, (8), 8 states have call successors, (8) [2021-05-02 12:33:45,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 65 states and 66 transitions. [2021-05-02 12:33:45,841 INFO L78 Accepts]: Start accepts. Automaton has 65 states and 66 transitions. Word has length 61 [2021-05-02 12:33:45,841 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-02 12:33:45,841 INFO L480 AbstractCegarLoop]: Abstraction has 65 states and 66 transitions. [2021-05-02 12:33:45,841 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 26 states, 26 states have (on average 1.8076923076923077) internal successors, (47), 25 states have internal predecessors, (47), 14 states have call successors, (16), 3 states have call predecessors, (16), 1 states have return successors, (13), 13 states have call predecessors, (13), 13 states have call successors, (13) [2021-05-02 12:33:45,841 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 66 transitions. [2021-05-02 12:33:45,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-05-02 12:33:45,842 INFO L515 BasicCegarLoop]: Found error trace [2021-05-02 12:33:45,842 INFO L523 BasicCegarLoop]: trace histogram [7, 7, 7, 7, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-02 12:33:46,058 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable12 [2021-05-02 12:33:46,058 INFO L428 AbstractCegarLoop]: === Iteration 14 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-02 12:33:46,058 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-02 12:33:46,058 INFO L82 PathProgramCache]: Analyzing trace with hash -1538319378, now seen corresponding path program 12 times [2021-05-02 12:33:46,058 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-02 12:33:46,058 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1349087672] [2021-05-02 12:33:46,059 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-02 12:33:46,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:33:46,154 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-02 12:33:46,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:33:46,158 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2021-05-02 12:33:46,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:33:46,165 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-05-02 12:33:46,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:33:46,167 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2021-05-02 12:33:46,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:33:46,169 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2021-05-02 12:33:46,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:33:46,171 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2021-05-02 12:33:46,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:33:46,172 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2021-05-02 12:33:46,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:33:46,174 INFO L134 CoverageAnalysis]: Checked inductivity of 157 backedges. 33 proven. 64 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2021-05-02 12:33:46,175 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-05-02 12:33:46,175 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1349087672] [2021-05-02 12:33:46,175 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1349087672] provided 0 perfect and 1 imperfect interpolant sequences [2021-05-02 12:33:46,175 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1460486333] [2021-05-02 12:33:46,175 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 14 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 14 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-02 12:33:46,238 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 7 check-sat command(s) [2021-05-02 12:33:46,238 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-05-02 12:33:46,239 INFO L263 TraceCheckSpWp]: Trace formula consists of 199 conjuncts, 20 conjunts are in the unsatisfiable core [2021-05-02 12:33:46,240 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-05-02 12:33:46,253 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:46,254 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:46,257 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:46,258 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:46,260 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:46,261 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:46,263 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:46,264 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:46,266 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:46,267 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:46,269 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:46,270 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:46,272 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:46,273 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:46,281 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:46,282 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:46,290 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:46,291 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:46,294 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:46,296 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:46,303 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:46,303 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:46,307 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:46,308 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:46,315 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:46,316 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:46,320 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:46,321 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:46,328 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:46,329 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:46,333 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:46,334 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:46,341 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:46,342 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:46,345 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:46,346 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:46,352 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:46,353 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:46,356 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:46,358 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:46,379 INFO L134 CoverageAnalysis]: Checked inductivity of 157 backedges. 40 proven. 57 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2021-05-02 12:33:46,380 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1460486333] provided 0 perfect and 1 imperfect interpolant sequences [2021-05-02 12:33:46,380 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-05-02 12:33:46,380 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 12] total 16 [2021-05-02 12:33:46,380 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [576160617] [2021-05-02 12:33:46,380 INFO L460 AbstractCegarLoop]: Interpolant automaton has 16 states [2021-05-02 12:33:46,380 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-02 12:33:46,381 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2021-05-02 12:33:46,381 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=60, Invalid=180, Unknown=0, NotChecked=0, Total=240 [2021-05-02 12:33:46,381 INFO L87 Difference]: Start difference. First operand 65 states and 66 transitions. Second operand has 16 states, 16 states have (on average 2.25) internal successors, (36), 13 states have internal predecessors, (36), 8 states have call successors, (11), 4 states have call predecessors, (11), 1 states have return successors, (7), 7 states have call predecessors, (7), 7 states have call successors, (7) [2021-05-02 12:33:46,755 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-02 12:33:46,756 INFO L93 Difference]: Finished difference Result 78 states and 80 transitions. [2021-05-02 12:33:46,756 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-05-02 12:33:46,756 INFO L78 Accepts]: Start accepts. Automaton has has 16 states, 16 states have (on average 2.25) internal successors, (36), 13 states have internal predecessors, (36), 8 states have call successors, (11), 4 states have call predecessors, (11), 1 states have return successors, (7), 7 states have call predecessors, (7), 7 states have call successors, (7) Word has length 62 [2021-05-02 12:33:46,756 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-02 12:33:46,757 INFO L225 Difference]: With dead ends: 78 [2021-05-02 12:33:46,757 INFO L226 Difference]: Without dead ends: 76 [2021-05-02 12:33:46,757 INFO L779 BasicCegarLoop]: 0 DeclaredPredicates, 106 GetRequests, 80 SyntacticMatches, 0 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 160 ImplicationChecksByTransitivity, 320.0ms TimeCoverageRelationStatistics Valid=172, Invalid=584, Unknown=0, NotChecked=0, Total=756 [2021-05-02 12:33:46,758 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 76 states. [2021-05-02 12:33:46,768 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 76 to 72. [2021-05-02 12:33:46,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 72 states, 52 states have (on average 1.0384615384615385) internal successors, (54), 53 states have internal predecessors, (54), 10 states have call successors, (10), 10 states have call predecessors, (10), 9 states have return successors, (9), 8 states have call predecessors, (9), 9 states have call successors, (9) [2021-05-02 12:33:46,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 72 states and 73 transitions. [2021-05-02 12:33:46,769 INFO L78 Accepts]: Start accepts. Automaton has 72 states and 73 transitions. Word has length 62 [2021-05-02 12:33:46,770 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-02 12:33:46,770 INFO L480 AbstractCegarLoop]: Abstraction has 72 states and 73 transitions. [2021-05-02 12:33:46,770 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 16 states, 16 states have (on average 2.25) internal successors, (36), 13 states have internal predecessors, (36), 8 states have call successors, (11), 4 states have call predecessors, (11), 1 states have return successors, (7), 7 states have call predecessors, (7), 7 states have call successors, (7) [2021-05-02 12:33:46,770 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 73 transitions. [2021-05-02 12:33:46,770 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2021-05-02 12:33:46,771 INFO L515 BasicCegarLoop]: Found error trace [2021-05-02 12:33:46,771 INFO L523 BasicCegarLoop]: trace histogram [8, 8, 8, 7, 7, 7, 7, 7, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-02 12:33:46,993 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable13 [2021-05-02 12:33:46,994 INFO L428 AbstractCegarLoop]: === Iteration 15 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-02 12:33:46,994 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-02 12:33:46,994 INFO L82 PathProgramCache]: Analyzing trace with hash -735129404, now seen corresponding path program 13 times [2021-05-02 12:33:46,994 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-02 12:33:46,994 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [456635050] [2021-05-02 12:33:46,994 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-02 12:33:47,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:33:47,168 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-02 12:33:47,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:33:47,175 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2021-05-02 12:33:47,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:33:47,178 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-05-02 12:33:47,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:33:47,180 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2021-05-02 12:33:47,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:33:47,182 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2021-05-02 12:33:47,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:33:47,183 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2021-05-02 12:33:47,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:33:47,186 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2021-05-02 12:33:47,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:33:47,187 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2021-05-02 12:33:47,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:33:47,189 INFO L134 CoverageAnalysis]: Checked inductivity of 203 backedges. 72 proven. 47 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2021-05-02 12:33:47,189 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-05-02 12:33:47,190 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [456635050] [2021-05-02 12:33:47,190 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [456635050] provided 0 perfect and 1 imperfect interpolant sequences [2021-05-02 12:33:47,190 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1817348002] [2021-05-02 12:33:47,190 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 15 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 15 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-02 12:33:47,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:33:47,251 INFO L263 TraceCheckSpWp]: Trace formula consists of 213 conjuncts, 18 conjunts are in the unsatisfiable core [2021-05-02 12:33:47,253 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-05-02 12:33:47,270 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:47,271 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:47,274 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:47,275 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:47,276 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:47,277 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:47,279 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:47,281 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:47,283 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:47,284 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:47,286 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:47,287 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:47,289 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:47,290 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:47,292 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:47,312 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:47,313 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:47,313 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:47,314 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:47,322 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:47,323 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:47,342 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:47,343 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:47,343 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:47,344 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:47,352 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:47,353 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:47,373 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:47,374 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:47,374 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:47,375 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:47,383 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:47,384 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:47,406 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:47,407 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:47,407 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:47,408 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:47,416 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:47,417 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:47,439 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:47,440 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:47,441 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:47,441 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:47,448 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:47,448 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:47,469 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:47,469 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:47,470 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:47,471 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:47,480 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:47,481 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:47,516 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:47,517 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:47,518 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:47,518 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:47,528 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:47,530 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:47,555 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:47,561 INFO L134 CoverageAnalysis]: Checked inductivity of 203 backedges. 91 proven. 28 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2021-05-02 12:33:47,561 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1817348002] provided 0 perfect and 1 imperfect interpolant sequences [2021-05-02 12:33:47,561 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-05-02 12:33:47,561 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [20, 19] total 29 [2021-05-02 12:33:47,561 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2009999928] [2021-05-02 12:33:47,562 INFO L460 AbstractCegarLoop]: Interpolant automaton has 29 states [2021-05-02 12:33:47,562 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-02 12:33:47,562 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2021-05-02 12:33:47,562 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=178, Invalid=634, Unknown=0, NotChecked=0, Total=812 [2021-05-02 12:33:47,562 INFO L87 Difference]: Start difference. First operand 72 states and 73 transitions. Second operand has 29 states, 29 states have (on average 1.793103448275862) internal successors, (52), 28 states have internal predecessors, (52), 16 states have call successors, (18), 3 states have call predecessors, (18), 1 states have return successors, (15), 15 states have call predecessors, (15), 15 states have call successors, (15) [2021-05-02 12:33:48,154 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-02 12:33:48,154 INFO L93 Difference]: Finished difference Result 105 states and 114 transitions. [2021-05-02 12:33:48,154 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-05-02 12:33:48,154 INFO L78 Accepts]: Start accepts. Automaton has has 29 states, 29 states have (on average 1.793103448275862) internal successors, (52), 28 states have internal predecessors, (52), 16 states have call successors, (18), 3 states have call predecessors, (18), 1 states have return successors, (15), 15 states have call predecessors, (15), 15 states have call successors, (15) Word has length 69 [2021-05-02 12:33:48,155 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-02 12:33:48,155 INFO L225 Difference]: With dead ends: 105 [2021-05-02 12:33:48,155 INFO L226 Difference]: Without dead ends: 73 [2021-05-02 12:33:48,160 INFO L779 BasicCegarLoop]: 0 DeclaredPredicates, 120 GetRequests, 76 SyntacticMatches, 0 SemanticMatches, 44 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 498 ImplicationChecksByTransitivity, 663.3ms TimeCoverageRelationStatistics Valid=415, Invalid=1655, Unknown=0, NotChecked=0, Total=2070 [2021-05-02 12:33:48,160 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 73 states. [2021-05-02 12:33:48,166 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 73 to 73. [2021-05-02 12:33:48,166 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 73 states, 53 states have (on average 1.0377358490566038) internal successors, (55), 54 states have internal predecessors, (55), 10 states have call successors, (10), 10 states have call predecessors, (10), 9 states have return successors, (9), 8 states have call predecessors, (9), 9 states have call successors, (9) [2021-05-02 12:33:48,167 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 73 states and 74 transitions. [2021-05-02 12:33:48,167 INFO L78 Accepts]: Start accepts. Automaton has 73 states and 74 transitions. Word has length 69 [2021-05-02 12:33:48,167 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-02 12:33:48,167 INFO L480 AbstractCegarLoop]: Abstraction has 73 states and 74 transitions. [2021-05-02 12:33:48,167 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 29 states, 29 states have (on average 1.793103448275862) internal successors, (52), 28 states have internal predecessors, (52), 16 states have call successors, (18), 3 states have call predecessors, (18), 1 states have return successors, (15), 15 states have call predecessors, (15), 15 states have call successors, (15) [2021-05-02 12:33:48,167 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 74 transitions. [2021-05-02 12:33:48,168 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2021-05-02 12:33:48,168 INFO L515 BasicCegarLoop]: Found error trace [2021-05-02 12:33:48,168 INFO L523 BasicCegarLoop]: trace histogram [8, 8, 8, 8, 7, 7, 7, 7, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-02 12:33:48,380 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14,15 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-02 12:33:48,381 INFO L428 AbstractCegarLoop]: === Iteration 16 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-02 12:33:48,381 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-02 12:33:48,381 INFO L82 PathProgramCache]: Analyzing trace with hash 1460721036, now seen corresponding path program 14 times [2021-05-02 12:33:48,381 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-02 12:33:48,381 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [495953592] [2021-05-02 12:33:48,381 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-02 12:33:48,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:33:48,507 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-02 12:33:48,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:33:48,510 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2021-05-02 12:33:48,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:33:48,514 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2021-05-02 12:33:48,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:33:48,516 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2021-05-02 12:33:48,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:33:48,518 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2021-05-02 12:33:48,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:33:48,520 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2021-05-02 12:33:48,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:33:48,521 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2021-05-02 12:33:48,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:33:48,523 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2021-05-02 12:33:48,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:33:48,525 INFO L134 CoverageAnalysis]: Checked inductivity of 211 backedges. 42 proven. 85 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2021-05-02 12:33:48,525 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-05-02 12:33:48,525 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [495953592] [2021-05-02 12:33:48,525 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [495953592] provided 0 perfect and 1 imperfect interpolant sequences [2021-05-02 12:33:48,525 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [275865021] [2021-05-02 12:33:48,526 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 16 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 16 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-02 12:33:48,602 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-05-02 12:33:48,603 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-05-02 12:33:48,603 INFO L263 TraceCheckSpWp]: Trace formula consists of 218 conjuncts, 22 conjunts are in the unsatisfiable core [2021-05-02 12:33:48,604 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-05-02 12:33:48,622 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:48,624 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:48,626 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:48,627 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:48,629 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:48,630 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:48,632 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:48,633 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:48,635 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:48,636 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:48,639 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:48,641 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:48,642 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:48,643 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:48,645 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:48,646 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:48,651 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:48,652 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:48,659 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:48,660 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:48,663 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:48,664 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:48,672 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:48,673 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:48,677 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:48,678 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:48,685 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:48,686 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:48,689 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:48,690 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:48,697 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:48,700 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:48,718 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:48,719 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:48,726 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:48,727 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:48,730 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:48,731 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:48,738 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:48,739 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:48,742 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:48,743 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:48,750 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:48,751 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:48,754 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:48,755 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:48,779 INFO L134 CoverageAnalysis]: Checked inductivity of 211 backedges. 50 proven. 77 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2021-05-02 12:33:48,779 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [275865021] provided 0 perfect and 1 imperfect interpolant sequences [2021-05-02 12:33:48,779 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-05-02 12:33:48,779 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14, 13] total 17 [2021-05-02 12:33:48,779 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [118593108] [2021-05-02 12:33:48,779 INFO L460 AbstractCegarLoop]: Interpolant automaton has 17 states [2021-05-02 12:33:48,779 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-02 12:33:48,780 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2021-05-02 12:33:48,780 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=70, Invalid=202, Unknown=0, NotChecked=0, Total=272 [2021-05-02 12:33:48,780 INFO L87 Difference]: Start difference. First operand 73 states and 74 transitions. Second operand has 17 states, 17 states have (on average 2.2941176470588234) internal successors, (39), 14 states have internal predecessors, (39), 9 states have call successors, (12), 4 states have call predecessors, (12), 1 states have return successors, (8), 8 states have call predecessors, (8), 8 states have call successors, (8) [2021-05-02 12:33:49,183 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-02 12:33:49,184 INFO L93 Difference]: Finished difference Result 86 states and 88 transitions. [2021-05-02 12:33:49,184 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-05-02 12:33:49,184 INFO L78 Accepts]: Start accepts. Automaton has has 17 states, 17 states have (on average 2.2941176470588234) internal successors, (39), 14 states have internal predecessors, (39), 9 states have call successors, (12), 4 states have call predecessors, (12), 1 states have return successors, (8), 8 states have call predecessors, (8), 8 states have call successors, (8) Word has length 70 [2021-05-02 12:33:49,185 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-02 12:33:49,185 INFO L225 Difference]: With dead ends: 86 [2021-05-02 12:33:49,185 INFO L226 Difference]: Without dead ends: 84 [2021-05-02 12:33:49,186 INFO L779 BasicCegarLoop]: 0 DeclaredPredicates, 119 GetRequests, 91 SyntacticMatches, 0 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 186 ImplicationChecksByTransitivity, 329.9ms TimeCoverageRelationStatistics Valid=202, Invalid=668, Unknown=0, NotChecked=0, Total=870 [2021-05-02 12:33:49,186 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 84 states. [2021-05-02 12:33:49,191 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 84 to 80. [2021-05-02 12:33:49,191 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 80 states, 58 states have (on average 1.0344827586206897) internal successors, (60), 59 states have internal predecessors, (60), 11 states have call successors, (11), 11 states have call predecessors, (11), 10 states have return successors, (10), 9 states have call predecessors, (10), 10 states have call successors, (10) [2021-05-02 12:33:49,192 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 80 states and 81 transitions. [2021-05-02 12:33:49,192 INFO L78 Accepts]: Start accepts. Automaton has 80 states and 81 transitions. Word has length 70 [2021-05-02 12:33:49,192 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-02 12:33:49,192 INFO L480 AbstractCegarLoop]: Abstraction has 80 states and 81 transitions. [2021-05-02 12:33:49,192 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 17 states, 17 states have (on average 2.2941176470588234) internal successors, (39), 14 states have internal predecessors, (39), 9 states have call successors, (12), 4 states have call predecessors, (12), 1 states have return successors, (8), 8 states have call predecessors, (8), 8 states have call successors, (8) [2021-05-02 12:33:49,192 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 81 transitions. [2021-05-02 12:33:49,193 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2021-05-02 12:33:49,193 INFO L515 BasicCegarLoop]: Found error trace [2021-05-02 12:33:49,193 INFO L523 BasicCegarLoop]: trace histogram [9, 9, 9, 8, 8, 8, 8, 8, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-02 12:33:49,401 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 16 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable15 [2021-05-02 12:33:49,401 INFO L428 AbstractCegarLoop]: === Iteration 17 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-02 12:33:49,401 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-02 12:33:49,401 INFO L82 PathProgramCache]: Analyzing trace with hash -1934317210, now seen corresponding path program 15 times [2021-05-02 12:33:49,401 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-02 12:33:49,401 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1901704589] [2021-05-02 12:33:49,401 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-02 12:33:49,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:33:49,608 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-02 12:33:49,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:33:49,615 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2021-05-02 12:33:49,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:33:49,617 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2021-05-02 12:33:49,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:33:49,618 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2021-05-02 12:33:49,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:33:49,621 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2021-05-02 12:33:49,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:33:49,622 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2021-05-02 12:33:49,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:33:49,624 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2021-05-02 12:33:49,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:33:49,625 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2021-05-02 12:33:49,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:33:49,627 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2021-05-02 12:33:49,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:33:49,630 INFO L134 CoverageAnalysis]: Checked inductivity of 264 backedges. 94 proven. 58 refuted. 0 times theorem prover too weak. 112 trivial. 0 not checked. [2021-05-02 12:33:49,630 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-05-02 12:33:49,630 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1901704589] [2021-05-02 12:33:49,630 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1901704589] provided 0 perfect and 1 imperfect interpolant sequences [2021-05-02 12:33:49,630 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1383456971] [2021-05-02 12:33:49,630 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 17 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 17 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-02 12:33:49,695 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 9 check-sat command(s) [2021-05-02 12:33:49,696 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-05-02 12:33:49,697 INFO L263 TraceCheckSpWp]: Trace formula consists of 232 conjuncts, 20 conjunts are in the unsatisfiable core [2021-05-02 12:33:49,699 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-05-02 12:33:49,718 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:49,719 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:49,721 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:49,722 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:49,724 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:49,725 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:49,727 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:49,728 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:49,730 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:49,731 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:49,733 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:49,734 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:49,736 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:49,737 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:49,739 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:49,740 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:49,742 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:49,782 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:49,783 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:49,784 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:49,784 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:49,792 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:49,793 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:49,814 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:49,814 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:49,815 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:49,816 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:49,823 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:49,824 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:49,846 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:49,846 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:49,847 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:49,848 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:49,857 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:49,858 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:49,880 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:49,881 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:49,882 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:49,882 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:49,890 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:49,892 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:49,916 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:49,916 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:49,917 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:49,918 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:49,926 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:49,927 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:49,954 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:49,954 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:49,955 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:49,956 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:49,964 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:49,965 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:49,991 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:49,992 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:49,993 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:49,993 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:50,003 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:50,004 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:50,029 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:50,029 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:50,030 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:50,030 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:50,037 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:50,038 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:50,062 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:50,067 INFO L134 CoverageAnalysis]: Checked inductivity of 264 backedges. 116 proven. 36 refuted. 0 times theorem prover too weak. 112 trivial. 0 not checked. [2021-05-02 12:33:50,067 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1383456971] provided 0 perfect and 1 imperfect interpolant sequences [2021-05-02 12:33:50,067 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-05-02 12:33:50,067 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [22, 21] total 32 [2021-05-02 12:33:50,068 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [779362105] [2021-05-02 12:33:50,068 INFO L460 AbstractCegarLoop]: Interpolant automaton has 32 states [2021-05-02 12:33:50,068 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-02 12:33:50,068 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 32 interpolants. [2021-05-02 12:33:50,069 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=217, Invalid=775, Unknown=0, NotChecked=0, Total=992 [2021-05-02 12:33:50,069 INFO L87 Difference]: Start difference. First operand 80 states and 81 transitions. Second operand has 32 states, 32 states have (on average 1.78125) internal successors, (57), 31 states have internal predecessors, (57), 18 states have call successors, (20), 3 states have call predecessors, (20), 1 states have return successors, (17), 17 states have call predecessors, (17), 17 states have call successors, (17) [2021-05-02 12:33:50,704 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-02 12:33:50,704 INFO L93 Difference]: Finished difference Result 116 states and 126 transitions. [2021-05-02 12:33:50,704 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-05-02 12:33:50,705 INFO L78 Accepts]: Start accepts. Automaton has has 32 states, 32 states have (on average 1.78125) internal successors, (57), 31 states have internal predecessors, (57), 18 states have call successors, (20), 3 states have call predecessors, (20), 1 states have return successors, (17), 17 states have call predecessors, (17), 17 states have call successors, (17) Word has length 77 [2021-05-02 12:33:50,705 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-02 12:33:50,705 INFO L225 Difference]: With dead ends: 116 [2021-05-02 12:33:50,705 INFO L226 Difference]: Without dead ends: 81 [2021-05-02 12:33:50,706 INFO L779 BasicCegarLoop]: 0 DeclaredPredicates, 134 GetRequests, 85 SyntacticMatches, 0 SemanticMatches, 49 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 625 ImplicationChecksByTransitivity, 769.2ms TimeCoverageRelationStatistics Valid=505, Invalid=2045, Unknown=0, NotChecked=0, Total=2550 [2021-05-02 12:33:50,706 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 81 states. [2021-05-02 12:33:50,712 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 81 to 81. [2021-05-02 12:33:50,712 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 81 states, 59 states have (on average 1.0338983050847457) internal successors, (61), 60 states have internal predecessors, (61), 11 states have call successors, (11), 11 states have call predecessors, (11), 10 states have return successors, (10), 9 states have call predecessors, (10), 10 states have call successors, (10) [2021-05-02 12:33:50,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 81 states and 82 transitions. [2021-05-02 12:33:50,712 INFO L78 Accepts]: Start accepts. Automaton has 81 states and 82 transitions. Word has length 77 [2021-05-02 12:33:50,713 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-02 12:33:50,713 INFO L480 AbstractCegarLoop]: Abstraction has 81 states and 82 transitions. [2021-05-02 12:33:50,713 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 32 states, 32 states have (on average 1.78125) internal successors, (57), 31 states have internal predecessors, (57), 18 states have call successors, (20), 3 states have call predecessors, (20), 1 states have return successors, (17), 17 states have call predecessors, (17), 17 states have call successors, (17) [2021-05-02 12:33:50,713 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 82 transitions. [2021-05-02 12:33:50,713 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2021-05-02 12:33:50,713 INFO L515 BasicCegarLoop]: Found error trace [2021-05-02 12:33:50,714 INFO L523 BasicCegarLoop]: trace histogram [9, 9, 9, 9, 8, 8, 8, 8, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-02 12:33:50,924 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 17 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable16 [2021-05-02 12:33:50,925 INFO L428 AbstractCegarLoop]: === Iteration 18 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-02 12:33:50,925 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-02 12:33:50,925 INFO L82 PathProgramCache]: Analyzing trace with hash -188127698, now seen corresponding path program 16 times [2021-05-02 12:33:50,925 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-02 12:33:50,925 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1949700351] [2021-05-02 12:33:50,925 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-02 12:33:50,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:33:51,048 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-02 12:33:51,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:33:51,051 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2021-05-02 12:33:51,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:33:51,053 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2021-05-02 12:33:51,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:33:51,055 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2021-05-02 12:33:51,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:33:51,056 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2021-05-02 12:33:51,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:33:51,058 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2021-05-02 12:33:51,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:33:51,060 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2021-05-02 12:33:51,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:33:51,061 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2021-05-02 12:33:51,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:33:51,062 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2021-05-02 12:33:51,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:33:51,064 INFO L134 CoverageAnalysis]: Checked inductivity of 273 backedges. 52 proven. 109 refuted. 0 times theorem prover too weak. 112 trivial. 0 not checked. [2021-05-02 12:33:51,064 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-05-02 12:33:51,064 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1949700351] [2021-05-02 12:33:51,064 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1949700351] provided 0 perfect and 1 imperfect interpolant sequences [2021-05-02 12:33:51,064 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [694455535] [2021-05-02 12:33:51,065 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 18 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 18 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-02 12:33:51,124 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-05-02 12:33:51,124 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-05-02 12:33:51,125 INFO L263 TraceCheckSpWp]: Trace formula consists of 237 conjuncts, 24 conjunts are in the unsatisfiable core [2021-05-02 12:33:51,127 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-05-02 12:33:51,141 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:51,142 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:51,144 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:51,145 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:51,147 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:51,148 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:51,151 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:51,152 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:51,154 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:51,155 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:51,157 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:51,158 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:51,160 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:51,161 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:51,163 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:51,164 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:51,166 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:51,167 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:51,174 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:51,175 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:51,182 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:51,184 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:51,187 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:51,188 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:51,195 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:51,196 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:51,199 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:51,200 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:51,207 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:51,208 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:51,211 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:51,212 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:51,219 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:51,220 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:51,224 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:51,225 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:51,232 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:51,233 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:51,236 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:51,237 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:51,244 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:51,245 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:51,248 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:51,249 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:51,255 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:51,259 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:51,262 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:51,263 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:51,269 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:51,270 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:51,273 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:51,274 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:51,296 INFO L134 CoverageAnalysis]: Checked inductivity of 273 backedges. 61 proven. 100 refuted. 0 times theorem prover too weak. 112 trivial. 0 not checked. [2021-05-02 12:33:51,296 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [694455535] provided 0 perfect and 1 imperfect interpolant sequences [2021-05-02 12:33:51,296 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-05-02 12:33:51,296 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 14] total 18 [2021-05-02 12:33:51,296 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [852543049] [2021-05-02 12:33:51,296 INFO L460 AbstractCegarLoop]: Interpolant automaton has 18 states [2021-05-02 12:33:51,297 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-02 12:33:51,297 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2021-05-02 12:33:51,297 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=81, Invalid=225, Unknown=0, NotChecked=0, Total=306 [2021-05-02 12:33:51,297 INFO L87 Difference]: Start difference. First operand 81 states and 82 transitions. Second operand has 18 states, 18 states have (on average 2.3333333333333335) internal successors, (42), 15 states have internal predecessors, (42), 10 states have call successors, (13), 4 states have call predecessors, (13), 1 states have return successors, (9), 9 states have call predecessors, (9), 9 states have call successors, (9) [2021-05-02 12:33:51,684 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-02 12:33:51,684 INFO L93 Difference]: Finished difference Result 94 states and 96 transitions. [2021-05-02 12:33:51,686 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-05-02 12:33:51,686 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 18 states have (on average 2.3333333333333335) internal successors, (42), 15 states have internal predecessors, (42), 10 states have call successors, (13), 4 states have call predecessors, (13), 1 states have return successors, (9), 9 states have call predecessors, (9), 9 states have call successors, (9) Word has length 78 [2021-05-02 12:33:51,686 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-02 12:33:51,687 INFO L225 Difference]: With dead ends: 94 [2021-05-02 12:33:51,687 INFO L226 Difference]: Without dead ends: 92 [2021-05-02 12:33:51,687 INFO L779 BasicCegarLoop]: 0 DeclaredPredicates, 132 GetRequests, 102 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 213 ImplicationChecksByTransitivity, 331.6ms TimeCoverageRelationStatistics Valid=235, Invalid=757, Unknown=0, NotChecked=0, Total=992 [2021-05-02 12:33:51,687 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 92 states. [2021-05-02 12:33:51,699 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 92 to 88. [2021-05-02 12:33:51,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 88 states, 64 states have (on average 1.03125) internal successors, (66), 65 states have internal predecessors, (66), 12 states have call successors, (12), 12 states have call predecessors, (12), 11 states have return successors, (11), 10 states have call predecessors, (11), 11 states have call successors, (11) [2021-05-02 12:33:51,700 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 88 states and 89 transitions. [2021-05-02 12:33:51,700 INFO L78 Accepts]: Start accepts. Automaton has 88 states and 89 transitions. Word has length 78 [2021-05-02 12:33:51,701 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-02 12:33:51,701 INFO L480 AbstractCegarLoop]: Abstraction has 88 states and 89 transitions. [2021-05-02 12:33:51,701 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 18 states, 18 states have (on average 2.3333333333333335) internal successors, (42), 15 states have internal predecessors, (42), 10 states have call successors, (13), 4 states have call predecessors, (13), 1 states have return successors, (9), 9 states have call predecessors, (9), 9 states have call successors, (9) [2021-05-02 12:33:51,701 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 89 transitions. [2021-05-02 12:33:51,702 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2021-05-02 12:33:51,702 INFO L515 BasicCegarLoop]: Found error trace [2021-05-02 12:33:51,702 INFO L523 BasicCegarLoop]: trace histogram [10, 10, 10, 9, 9, 9, 9, 9, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-02 12:33:51,920 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 18 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable17 [2021-05-02 12:33:51,921 INFO L428 AbstractCegarLoop]: === Iteration 19 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-02 12:33:51,921 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-02 12:33:51,921 INFO L82 PathProgramCache]: Analyzing trace with hash -172458364, now seen corresponding path program 17 times [2021-05-02 12:33:51,921 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-02 12:33:51,921 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [914540200] [2021-05-02 12:33:51,921 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-02 12:33:51,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:33:52,153 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-02 12:33:52,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:33:52,156 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2021-05-02 12:33:52,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:33:52,159 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2021-05-02 12:33:52,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:33:52,160 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2021-05-02 12:33:52,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:33:52,161 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2021-05-02 12:33:52,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:33:52,163 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2021-05-02 12:33:52,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:33:52,165 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2021-05-02 12:33:52,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:33:52,166 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2021-05-02 12:33:52,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:33:52,168 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2021-05-02 12:33:52,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:33:52,169 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2021-05-02 12:33:52,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:33:52,171 INFO L134 CoverageAnalysis]: Checked inductivity of 333 backedges. 119 proven. 70 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2021-05-02 12:33:52,171 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-05-02 12:33:52,171 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [914540200] [2021-05-02 12:33:52,172 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [914540200] provided 0 perfect and 1 imperfect interpolant sequences [2021-05-02 12:33:52,172 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1900050391] [2021-05-02 12:33:52,172 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 19 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 19 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-02 12:33:52,238 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 10 check-sat command(s) [2021-05-02 12:33:52,239 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-05-02 12:33:52,240 INFO L263 TraceCheckSpWp]: Trace formula consists of 251 conjuncts, 22 conjunts are in the unsatisfiable core [2021-05-02 12:33:52,241 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-05-02 12:33:52,259 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:52,260 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:52,262 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:52,263 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:52,266 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:52,267 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:52,269 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:52,270 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:52,272 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:52,273 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:52,274 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:52,275 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:52,277 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:52,278 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:52,280 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:52,281 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:52,283 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:52,284 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:52,286 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:52,311 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:52,312 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:52,313 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:52,313 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:52,321 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:52,322 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:52,343 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:52,344 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:52,345 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:52,345 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:52,353 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:52,354 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:52,376 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:52,377 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:52,378 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:52,378 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:52,386 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:52,387 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:52,411 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:52,411 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:52,412 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:52,413 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:52,420 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:52,422 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:52,446 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:52,447 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:52,448 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:52,448 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:52,456 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:52,457 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:52,497 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:52,498 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:52,499 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:52,500 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:52,507 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:52,508 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:52,536 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:52,536 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:52,537 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:52,537 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:52,545 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:52,546 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:52,573 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:52,574 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:52,575 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:52,575 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:52,583 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:52,584 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:52,612 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:52,612 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:52,613 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:52,614 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:52,621 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:52,622 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:52,651 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:52,656 INFO L134 CoverageAnalysis]: Checked inductivity of 333 backedges. 144 proven. 45 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2021-05-02 12:33:52,657 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1900050391] provided 0 perfect and 1 imperfect interpolant sequences [2021-05-02 12:33:52,657 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-05-02 12:33:52,657 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [24, 23] total 35 [2021-05-02 12:33:52,657 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1286006254] [2021-05-02 12:33:52,658 INFO L460 AbstractCegarLoop]: Interpolant automaton has 35 states [2021-05-02 12:33:52,658 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-02 12:33:52,658 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 35 interpolants. [2021-05-02 12:33:52,659 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=260, Invalid=930, Unknown=0, NotChecked=0, Total=1190 [2021-05-02 12:33:52,659 INFO L87 Difference]: Start difference. First operand 88 states and 89 transitions. Second operand has 35 states, 35 states have (on average 1.7714285714285714) internal successors, (62), 34 states have internal predecessors, (62), 20 states have call successors, (22), 3 states have call predecessors, (22), 1 states have return successors, (19), 19 states have call predecessors, (19), 19 states have call successors, (19) [2021-05-02 12:33:53,417 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-02 12:33:53,417 INFO L93 Difference]: Finished difference Result 127 states and 138 transitions. [2021-05-02 12:33:53,417 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-05-02 12:33:53,418 INFO L78 Accepts]: Start accepts. Automaton has has 35 states, 35 states have (on average 1.7714285714285714) internal successors, (62), 34 states have internal predecessors, (62), 20 states have call successors, (22), 3 states have call predecessors, (22), 1 states have return successors, (19), 19 states have call predecessors, (19), 19 states have call successors, (19) Word has length 85 [2021-05-02 12:33:53,418 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-02 12:33:53,418 INFO L225 Difference]: With dead ends: 127 [2021-05-02 12:33:53,419 INFO L226 Difference]: Without dead ends: 89 [2021-05-02 12:33:53,420 INFO L779 BasicCegarLoop]: 0 DeclaredPredicates, 148 GetRequests, 94 SyntacticMatches, 0 SemanticMatches, 54 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 766 ImplicationChecksByTransitivity, 897.0ms TimeCoverageRelationStatistics Valid=604, Invalid=2476, Unknown=0, NotChecked=0, Total=3080 [2021-05-02 12:33:53,420 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 89 states. [2021-05-02 12:33:53,426 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 89 to 89. [2021-05-02 12:33:53,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 89 states, 65 states have (on average 1.0307692307692307) internal successors, (67), 66 states have internal predecessors, (67), 12 states have call successors, (12), 12 states have call predecessors, (12), 11 states have return successors, (11), 10 states have call predecessors, (11), 11 states have call successors, (11) [2021-05-02 12:33:53,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 89 states and 90 transitions. [2021-05-02 12:33:53,426 INFO L78 Accepts]: Start accepts. Automaton has 89 states and 90 transitions. Word has length 85 [2021-05-02 12:33:53,427 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-02 12:33:53,427 INFO L480 AbstractCegarLoop]: Abstraction has 89 states and 90 transitions. [2021-05-02 12:33:53,427 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 35 states, 35 states have (on average 1.7714285714285714) internal successors, (62), 34 states have internal predecessors, (62), 20 states have call successors, (22), 3 states have call predecessors, (22), 1 states have return successors, (19), 19 states have call predecessors, (19), 19 states have call successors, (19) [2021-05-02 12:33:53,427 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 90 transitions. [2021-05-02 12:33:53,427 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2021-05-02 12:33:53,428 INFO L515 BasicCegarLoop]: Found error trace [2021-05-02 12:33:53,428 INFO L523 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 9, 9, 9, 9, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-02 12:33:53,637 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18,19 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-02 12:33:53,637 INFO L428 AbstractCegarLoop]: === Iteration 20 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-02 12:33:53,637 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-02 12:33:53,637 INFO L82 PathProgramCache]: Analyzing trace with hash 549974860, now seen corresponding path program 18 times [2021-05-02 12:33:53,637 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-02 12:33:53,637 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [888888052] [2021-05-02 12:33:53,637 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-02 12:33:53,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:33:53,758 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-02 12:33:53,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:33:53,762 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2021-05-02 12:33:53,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:33:53,768 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2021-05-02 12:33:53,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:33:53,769 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-05-02 12:33:53,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:33:53,771 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2021-05-02 12:33:53,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:33:53,774 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2021-05-02 12:33:53,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:33:53,775 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2021-05-02 12:33:53,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:33:53,776 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2021-05-02 12:33:53,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:33:53,779 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2021-05-02 12:33:53,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:33:53,780 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2021-05-02 12:33:53,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:33:53,782 INFO L134 CoverageAnalysis]: Checked inductivity of 343 backedges. 63 proven. 136 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2021-05-02 12:33:53,782 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-05-02 12:33:53,782 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [888888052] [2021-05-02 12:33:53,782 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [888888052] provided 0 perfect and 1 imperfect interpolant sequences [2021-05-02 12:33:53,782 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [861825988] [2021-05-02 12:33:53,782 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 20 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 20 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-02 12:33:53,862 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 10 check-sat command(s) [2021-05-02 12:33:53,862 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-05-02 12:33:53,864 INFO L263 TraceCheckSpWp]: Trace formula consists of 256 conjuncts, 28 conjunts are in the unsatisfiable core [2021-05-02 12:33:53,866 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-05-02 12:33:53,867 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:53,868 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:53,882 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:53,883 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:53,885 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:53,885 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:53,887 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:53,888 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:53,890 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:53,891 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:53,893 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:53,894 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:53,895 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:53,896 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:53,898 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:53,899 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:53,901 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:53,902 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:53,904 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:53,905 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:53,906 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:53,907 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:53,912 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:53,914 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:53,921 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:53,922 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:53,925 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:53,925 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:53,932 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:53,933 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:53,936 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:53,937 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:53,943 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:53,944 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:53,947 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:53,948 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:53,954 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:53,955 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:53,958 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:53,959 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:53,966 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:53,967 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:53,970 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:53,971 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:53,978 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:53,979 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:53,989 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:53,990 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:53,997 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:53,998 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:54,002 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:54,003 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:54,009 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:54,011 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:54,014 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:54,015 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:54,022 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:54,023 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:54,027 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:54,028 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:54,053 INFO L134 CoverageAnalysis]: Checked inductivity of 343 backedges. 73 proven. 126 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2021-05-02 12:33:54,054 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [861825988] provided 0 perfect and 1 imperfect interpolant sequences [2021-05-02 12:33:54,054 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-05-02 12:33:54,054 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [16, 15] total 19 [2021-05-02 12:33:54,054 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [867209209] [2021-05-02 12:33:54,054 INFO L460 AbstractCegarLoop]: Interpolant automaton has 19 states [2021-05-02 12:33:54,054 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-02 12:33:54,055 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2021-05-02 12:33:54,055 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=93, Invalid=249, Unknown=0, NotChecked=0, Total=342 [2021-05-02 12:33:54,055 INFO L87 Difference]: Start difference. First operand 89 states and 90 transitions. Second operand has 19 states, 19 states have (on average 2.3684210526315788) internal successors, (45), 16 states have internal predecessors, (45), 11 states have call successors, (14), 4 states have call predecessors, (14), 1 states have return successors, (10), 10 states have call predecessors, (10), 10 states have call successors, (10) [2021-05-02 12:33:54,517 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-02 12:33:54,518 INFO L93 Difference]: Finished difference Result 102 states and 104 transitions. [2021-05-02 12:33:54,518 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-05-02 12:33:54,518 INFO L78 Accepts]: Start accepts. Automaton has has 19 states, 19 states have (on average 2.3684210526315788) internal successors, (45), 16 states have internal predecessors, (45), 11 states have call successors, (14), 4 states have call predecessors, (14), 1 states have return successors, (10), 10 states have call predecessors, (10), 10 states have call successors, (10) Word has length 86 [2021-05-02 12:33:54,519 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-02 12:33:54,519 INFO L225 Difference]: With dead ends: 102 [2021-05-02 12:33:54,519 INFO L226 Difference]: Without dead ends: 100 [2021-05-02 12:33:54,520 INFO L779 BasicCegarLoop]: 0 DeclaredPredicates, 145 GetRequests, 113 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 241 ImplicationChecksByTransitivity, 394.4ms TimeCoverageRelationStatistics Valid=271, Invalid=851, Unknown=0, NotChecked=0, Total=1122 [2021-05-02 12:33:54,520 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 100 states. [2021-05-02 12:33:54,526 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 100 to 96. [2021-05-02 12:33:54,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 96 states, 70 states have (on average 1.0285714285714285) internal successors, (72), 71 states have internal predecessors, (72), 13 states have call successors, (13), 13 states have call predecessors, (13), 12 states have return successors, (12), 11 states have call predecessors, (12), 12 states have call successors, (12) [2021-05-02 12:33:54,527 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 96 states and 97 transitions. [2021-05-02 12:33:54,527 INFO L78 Accepts]: Start accepts. Automaton has 96 states and 97 transitions. Word has length 86 [2021-05-02 12:33:54,528 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-02 12:33:54,528 INFO L480 AbstractCegarLoop]: Abstraction has 96 states and 97 transitions. [2021-05-02 12:33:54,528 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 19 states, 19 states have (on average 2.3684210526315788) internal successors, (45), 16 states have internal predecessors, (45), 11 states have call successors, (14), 4 states have call predecessors, (14), 1 states have return successors, (10), 10 states have call predecessors, (10), 10 states have call successors, (10) [2021-05-02 12:33:54,528 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 97 transitions. [2021-05-02 12:33:54,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2021-05-02 12:33:54,529 INFO L515 BasicCegarLoop]: Found error trace [2021-05-02 12:33:54,529 INFO L523 BasicCegarLoop]: trace histogram [11, 11, 11, 10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-02 12:33:54,729 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19,20 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-02 12:33:54,729 INFO L428 AbstractCegarLoop]: === Iteration 21 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-02 12:33:54,730 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-02 12:33:54,730 INFO L82 PathProgramCache]: Analyzing trace with hash 571773862, now seen corresponding path program 19 times [2021-05-02 12:33:54,730 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-02 12:33:54,730 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1593091163] [2021-05-02 12:33:54,730 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-02 12:33:54,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:33:54,993 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-02 12:33:54,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:33:54,996 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2021-05-02 12:33:54,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:33:54,999 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2021-05-02 12:33:54,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:33:55,001 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-05-02 12:33:55,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:33:55,002 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2021-05-02 12:33:55,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:33:55,004 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2021-05-02 12:33:55,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:33:55,005 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2021-05-02 12:33:55,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:33:55,007 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2021-05-02 12:33:55,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:33:55,008 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2021-05-02 12:33:55,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:33:55,010 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2021-05-02 12:33:55,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:33:55,012 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2021-05-02 12:33:55,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:33:55,015 INFO L134 CoverageAnalysis]: Checked inductivity of 410 backedges. 147 proven. 83 refuted. 0 times theorem prover too weak. 180 trivial. 0 not checked. [2021-05-02 12:33:55,015 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-05-02 12:33:55,016 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1593091163] [2021-05-02 12:33:55,016 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1593091163] provided 0 perfect and 1 imperfect interpolant sequences [2021-05-02 12:33:55,016 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1493658498] [2021-05-02 12:33:55,016 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 21 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 21 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-02 12:33:55,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:33:55,081 INFO L263 TraceCheckSpWp]: Trace formula consists of 270 conjuncts, 24 conjunts are in the unsatisfiable core [2021-05-02 12:33:55,083 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-05-02 12:33:55,102 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:55,103 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:55,105 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:55,106 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:55,108 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:55,109 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:55,110 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:55,111 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:55,113 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:55,114 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:55,116 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:55,117 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:55,119 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:55,120 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:55,121 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:55,122 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:55,124 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:55,125 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:55,127 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:55,128 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:55,130 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:55,151 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:55,152 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:55,153 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:55,153 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:55,161 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:55,162 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:55,190 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:55,191 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:55,191 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:55,192 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:55,200 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:55,201 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:55,224 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:55,224 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:55,225 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:55,226 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:55,234 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:55,235 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:55,259 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:55,260 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:55,261 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:55,261 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:55,269 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:55,270 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:55,296 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:55,296 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:55,297 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:55,298 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:55,305 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:55,306 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:55,334 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:55,334 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:55,335 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:55,336 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:55,345 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:55,346 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:55,375 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:55,376 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:55,377 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:55,377 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:55,385 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:55,386 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:55,416 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:55,417 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:55,417 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:55,418 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:55,425 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:55,427 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:55,458 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:55,458 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:55,459 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:55,459 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:55,467 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:55,468 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:55,500 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:55,501 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:55,502 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:55,502 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:55,510 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:55,511 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:55,544 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:55,550 INFO L134 CoverageAnalysis]: Checked inductivity of 410 backedges. 175 proven. 55 refuted. 0 times theorem prover too weak. 180 trivial. 0 not checked. [2021-05-02 12:33:55,550 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1493658498] provided 0 perfect and 1 imperfect interpolant sequences [2021-05-02 12:33:55,550 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-05-02 12:33:55,550 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [26, 25] total 38 [2021-05-02 12:33:55,550 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [526251999] [2021-05-02 12:33:55,552 INFO L460 AbstractCegarLoop]: Interpolant automaton has 38 states [2021-05-02 12:33:55,552 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-02 12:33:55,553 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 38 interpolants. [2021-05-02 12:33:55,553 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=307, Invalid=1099, Unknown=0, NotChecked=0, Total=1406 [2021-05-02 12:33:55,553 INFO L87 Difference]: Start difference. First operand 96 states and 97 transitions. Second operand has 38 states, 38 states have (on average 1.763157894736842) internal successors, (67), 37 states have internal predecessors, (67), 22 states have call successors, (24), 3 states have call predecessors, (24), 1 states have return successors, (21), 21 states have call predecessors, (21), 21 states have call successors, (21) [2021-05-02 12:33:56,412 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-02 12:33:56,412 INFO L93 Difference]: Finished difference Result 138 states and 150 transitions. [2021-05-02 12:33:56,412 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-05-02 12:33:56,412 INFO L78 Accepts]: Start accepts. Automaton has has 38 states, 38 states have (on average 1.763157894736842) internal successors, (67), 37 states have internal predecessors, (67), 22 states have call successors, (24), 3 states have call predecessors, (24), 1 states have return successors, (21), 21 states have call predecessors, (21), 21 states have call successors, (21) Word has length 93 [2021-05-02 12:33:56,413 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-02 12:33:56,413 INFO L225 Difference]: With dead ends: 138 [2021-05-02 12:33:56,413 INFO L226 Difference]: Without dead ends: 97 [2021-05-02 12:33:56,414 INFO L779 BasicCegarLoop]: 0 DeclaredPredicates, 162 GetRequests, 103 SyntacticMatches, 0 SemanticMatches, 59 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 921 ImplicationChecksByTransitivity, 1059.4ms TimeCoverageRelationStatistics Valid=712, Invalid=2948, Unknown=0, NotChecked=0, Total=3660 [2021-05-02 12:33:56,414 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 97 states. [2021-05-02 12:33:56,421 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 97 to 97. [2021-05-02 12:33:56,422 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 97 states, 71 states have (on average 1.028169014084507) internal successors, (73), 72 states have internal predecessors, (73), 13 states have call successors, (13), 13 states have call predecessors, (13), 12 states have return successors, (12), 11 states have call predecessors, (12), 12 states have call successors, (12) [2021-05-02 12:33:56,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 97 states and 98 transitions. [2021-05-02 12:33:56,422 INFO L78 Accepts]: Start accepts. Automaton has 97 states and 98 transitions. Word has length 93 [2021-05-02 12:33:56,423 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-02 12:33:56,423 INFO L480 AbstractCegarLoop]: Abstraction has 97 states and 98 transitions. [2021-05-02 12:33:56,423 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 38 states, 38 states have (on average 1.763157894736842) internal successors, (67), 37 states have internal predecessors, (67), 22 states have call successors, (24), 3 states have call predecessors, (24), 1 states have return successors, (21), 21 states have call predecessors, (21), 21 states have call successors, (21) [2021-05-02 12:33:56,423 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 98 transitions. [2021-05-02 12:33:56,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2021-05-02 12:33:56,424 INFO L515 BasicCegarLoop]: Found error trace [2021-05-02 12:33:56,424 INFO L523 BasicCegarLoop]: trace histogram [11, 11, 11, 11, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-02 12:33:56,640 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 21 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable20 [2021-05-02 12:33:56,641 INFO L428 AbstractCegarLoop]: === Iteration 22 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-02 12:33:56,641 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-02 12:33:56,641 INFO L82 PathProgramCache]: Analyzing trace with hash -1511604114, now seen corresponding path program 20 times [2021-05-02 12:33:56,641 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-02 12:33:56,641 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [971774476] [2021-05-02 12:33:56,642 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-02 12:33:56,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:33:56,791 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-02 12:33:56,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:33:56,794 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2021-05-02 12:33:56,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:33:56,796 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2021-05-02 12:33:56,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:33:56,797 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2021-05-02 12:33:56,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:33:56,799 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2021-05-02 12:33:56,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:33:56,801 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2021-05-02 12:33:56,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:33:56,802 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2021-05-02 12:33:56,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:33:56,810 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2021-05-02 12:33:56,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:33:56,812 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2021-05-02 12:33:56,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:33:56,813 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2021-05-02 12:33:56,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:33:56,819 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2021-05-02 12:33:56,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:33:56,822 INFO L134 CoverageAnalysis]: Checked inductivity of 421 backedges. 75 proven. 166 refuted. 0 times theorem prover too weak. 180 trivial. 0 not checked. [2021-05-02 12:33:56,822 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-05-02 12:33:56,822 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [971774476] [2021-05-02 12:33:56,822 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [971774476] provided 0 perfect and 1 imperfect interpolant sequences [2021-05-02 12:33:56,822 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1586032335] [2021-05-02 12:33:56,822 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 22 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 22 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-02 12:33:56,886 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-05-02 12:33:56,886 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-05-02 12:33:56,887 INFO L263 TraceCheckSpWp]: Trace formula consists of 275 conjuncts, 28 conjunts are in the unsatisfiable core [2021-05-02 12:33:56,889 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-05-02 12:33:56,904 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:56,905 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:56,907 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:56,908 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:56,910 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:56,911 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:56,913 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:56,914 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:56,915 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:56,916 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:56,918 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:56,919 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:56,922 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:56,923 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:56,924 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:56,926 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:56,927 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:56,928 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:56,930 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:56,931 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:56,933 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:56,934 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:56,940 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:56,940 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:56,947 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:56,949 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:56,952 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:56,952 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:56,959 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:56,960 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:56,963 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:56,964 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:56,971 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:56,972 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:56,978 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:56,979 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:56,986 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:56,987 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:56,990 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:56,991 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:56,998 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:56,999 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:57,008 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:57,009 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:57,017 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:57,018 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:57,022 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:57,022 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:57,029 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:57,030 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:57,033 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:57,034 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:57,041 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:57,042 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:57,045 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:57,046 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:57,053 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:57,054 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:57,058 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:57,058 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:57,065 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:57,067 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:57,070 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:57,071 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:57,098 INFO L134 CoverageAnalysis]: Checked inductivity of 421 backedges. 86 proven. 155 refuted. 0 times theorem prover too weak. 180 trivial. 0 not checked. [2021-05-02 12:33:57,098 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1586032335] provided 0 perfect and 1 imperfect interpolant sequences [2021-05-02 12:33:57,098 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-05-02 12:33:57,098 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 16] total 20 [2021-05-02 12:33:57,098 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2004845057] [2021-05-02 12:33:57,099 INFO L460 AbstractCegarLoop]: Interpolant automaton has 20 states [2021-05-02 12:33:57,099 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-02 12:33:57,100 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2021-05-02 12:33:57,100 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=106, Invalid=274, Unknown=0, NotChecked=0, Total=380 [2021-05-02 12:33:57,100 INFO L87 Difference]: Start difference. First operand 97 states and 98 transitions. Second operand has 20 states, 20 states have (on average 2.4) internal successors, (48), 17 states have internal predecessors, (48), 12 states have call successors, (15), 4 states have call predecessors, (15), 1 states have return successors, (11), 11 states have call predecessors, (11), 11 states have call successors, (11) [2021-05-02 12:33:57,589 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-02 12:33:57,589 INFO L93 Difference]: Finished difference Result 110 states and 112 transitions. [2021-05-02 12:33:57,591 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-05-02 12:33:57,591 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 20 states have (on average 2.4) internal successors, (48), 17 states have internal predecessors, (48), 12 states have call successors, (15), 4 states have call predecessors, (15), 1 states have return successors, (11), 11 states have call predecessors, (11), 11 states have call successors, (11) Word has length 94 [2021-05-02 12:33:57,591 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-02 12:33:57,592 INFO L225 Difference]: With dead ends: 110 [2021-05-02 12:33:57,592 INFO L226 Difference]: Without dead ends: 108 [2021-05-02 12:33:57,592 INFO L779 BasicCegarLoop]: 0 DeclaredPredicates, 158 GetRequests, 124 SyntacticMatches, 0 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 270 ImplicationChecksByTransitivity, 418.9ms TimeCoverageRelationStatistics Valid=310, Invalid=950, Unknown=0, NotChecked=0, Total=1260 [2021-05-02 12:33:57,592 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 108 states. [2021-05-02 12:33:57,599 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 108 to 104. [2021-05-02 12:33:57,600 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 104 states, 76 states have (on average 1.0263157894736843) internal successors, (78), 77 states have internal predecessors, (78), 14 states have call successors, (14), 14 states have call predecessors, (14), 13 states have return successors, (13), 12 states have call predecessors, (13), 13 states have call successors, (13) [2021-05-02 12:33:57,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 104 states and 105 transitions. [2021-05-02 12:33:57,600 INFO L78 Accepts]: Start accepts. Automaton has 104 states and 105 transitions. Word has length 94 [2021-05-02 12:33:57,600 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-02 12:33:57,601 INFO L480 AbstractCegarLoop]: Abstraction has 104 states and 105 transitions. [2021-05-02 12:33:57,601 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 20 states, 20 states have (on average 2.4) internal successors, (48), 17 states have internal predecessors, (48), 12 states have call successors, (15), 4 states have call predecessors, (15), 1 states have return successors, (11), 11 states have call predecessors, (11), 11 states have call successors, (11) [2021-05-02 12:33:57,601 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 105 transitions. [2021-05-02 12:33:57,601 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2021-05-02 12:33:57,601 INFO L515 BasicCegarLoop]: Found error trace [2021-05-02 12:33:57,601 INFO L523 BasicCegarLoop]: trace histogram [12, 12, 12, 11, 11, 11, 11, 11, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-02 12:33:57,808 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 22 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable21 [2021-05-02 12:33:57,809 INFO L428 AbstractCegarLoop]: === Iteration 23 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-02 12:33:57,809 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-02 12:33:57,809 INFO L82 PathProgramCache]: Analyzing trace with hash 1544363076, now seen corresponding path program 21 times [2021-05-02 12:33:57,809 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-02 12:33:57,809 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1049682839] [2021-05-02 12:33:57,809 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-02 12:33:57,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:33:58,102 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-02 12:33:58,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:33:58,113 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2021-05-02 12:33:58,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:33:58,115 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2021-05-02 12:33:58,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:33:58,116 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2021-05-02 12:33:58,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:33:58,118 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2021-05-02 12:33:58,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:33:58,119 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2021-05-02 12:33:58,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:33:58,121 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2021-05-02 12:33:58,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:33:58,122 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2021-05-02 12:33:58,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:33:58,124 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2021-05-02 12:33:58,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:33:58,126 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2021-05-02 12:33:58,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:33:58,127 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2021-05-02 12:33:58,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:33:58,129 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2021-05-02 12:33:58,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:33:58,131 INFO L134 CoverageAnalysis]: Checked inductivity of 495 backedges. 178 proven. 97 refuted. 0 times theorem prover too weak. 220 trivial. 0 not checked. [2021-05-02 12:33:58,131 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-05-02 12:33:58,131 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1049682839] [2021-05-02 12:33:58,131 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1049682839] provided 0 perfect and 1 imperfect interpolant sequences [2021-05-02 12:33:58,131 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [857102316] [2021-05-02 12:33:58,131 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 23 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 23 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-02 12:33:58,207 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 12 check-sat command(s) [2021-05-02 12:33:58,207 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-05-02 12:33:58,208 INFO L263 TraceCheckSpWp]: Trace formula consists of 289 conjuncts, 26 conjunts are in the unsatisfiable core [2021-05-02 12:33:58,210 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-05-02 12:33:58,227 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:58,230 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:58,246 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:58,248 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:58,250 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:58,251 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:58,255 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:58,256 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:58,258 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:58,259 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:58,261 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:58,262 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:58,264 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:58,265 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:58,267 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:58,268 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:58,269 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:58,270 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:58,271 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:58,272 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:58,274 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:58,275 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:58,278 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:58,301 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:58,302 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:58,303 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:58,303 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:58,310 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:58,311 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:58,334 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:58,334 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:58,335 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:58,336 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:58,343 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:58,344 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:58,368 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:58,369 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:58,369 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:58,370 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:58,377 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:58,378 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:58,402 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:58,403 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:58,404 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:58,404 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:58,412 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:58,413 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:58,437 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:58,437 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:58,438 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:58,439 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:58,447 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:58,448 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:58,475 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:58,475 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:58,476 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:58,477 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:58,484 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:58,485 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:58,511 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:58,512 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:58,512 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:58,513 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:58,530 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:58,531 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:58,557 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:58,558 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:58,558 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:58,559 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:58,565 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:58,567 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:58,608 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:58,609 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:58,610 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:58,610 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:58,624 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:58,625 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:58,658 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:58,659 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:58,660 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:58,660 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:58,667 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:58,669 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:58,701 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:58,702 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:58,703 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:58,703 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:58,711 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:58,712 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:58,745 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:33:58,751 INFO L134 CoverageAnalysis]: Checked inductivity of 495 backedges. 209 proven. 66 refuted. 0 times theorem prover too weak. 220 trivial. 0 not checked. [2021-05-02 12:33:58,751 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [857102316] provided 0 perfect and 1 imperfect interpolant sequences [2021-05-02 12:33:58,751 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-05-02 12:33:58,751 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [28, 27] total 41 [2021-05-02 12:33:58,752 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [508425067] [2021-05-02 12:33:58,753 INFO L460 AbstractCegarLoop]: Interpolant automaton has 41 states [2021-05-02 12:33:58,753 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-02 12:33:58,754 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 41 interpolants. [2021-05-02 12:33:58,754 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=358, Invalid=1282, Unknown=0, NotChecked=0, Total=1640 [2021-05-02 12:33:58,754 INFO L87 Difference]: Start difference. First operand 104 states and 105 transitions. Second operand has 41 states, 41 states have (on average 1.7560975609756098) internal successors, (72), 40 states have internal predecessors, (72), 24 states have call successors, (26), 3 states have call predecessors, (26), 1 states have return successors, (23), 23 states have call predecessors, (23), 23 states have call successors, (23) [2021-05-02 12:33:59,691 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-02 12:33:59,691 INFO L93 Difference]: Finished difference Result 149 states and 162 transitions. [2021-05-02 12:33:59,691 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-05-02 12:33:59,692 INFO L78 Accepts]: Start accepts. Automaton has has 41 states, 41 states have (on average 1.7560975609756098) internal successors, (72), 40 states have internal predecessors, (72), 24 states have call successors, (26), 3 states have call predecessors, (26), 1 states have return successors, (23), 23 states have call predecessors, (23), 23 states have call successors, (23) Word has length 101 [2021-05-02 12:33:59,692 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-02 12:33:59,692 INFO L225 Difference]: With dead ends: 149 [2021-05-02 12:33:59,692 INFO L226 Difference]: Without dead ends: 105 [2021-05-02 12:33:59,693 INFO L779 BasicCegarLoop]: 0 DeclaredPredicates, 176 GetRequests, 112 SyntacticMatches, 0 SemanticMatches, 64 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1090 ImplicationChecksByTransitivity, 1131.9ms TimeCoverageRelationStatistics Valid=829, Invalid=3461, Unknown=0, NotChecked=0, Total=4290 [2021-05-02 12:33:59,693 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 105 states. [2021-05-02 12:33:59,701 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 105 to 105. [2021-05-02 12:33:59,701 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 105 states, 77 states have (on average 1.025974025974026) internal successors, (79), 78 states have internal predecessors, (79), 14 states have call successors, (14), 14 states have call predecessors, (14), 13 states have return successors, (13), 12 states have call predecessors, (13), 13 states have call successors, (13) [2021-05-02 12:33:59,702 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 105 states and 106 transitions. [2021-05-02 12:33:59,702 INFO L78 Accepts]: Start accepts. Automaton has 105 states and 106 transitions. Word has length 101 [2021-05-02 12:33:59,702 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-02 12:33:59,702 INFO L480 AbstractCegarLoop]: Abstraction has 105 states and 106 transitions. [2021-05-02 12:33:59,702 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 41 states, 41 states have (on average 1.7560975609756098) internal successors, (72), 40 states have internal predecessors, (72), 24 states have call successors, (26), 3 states have call predecessors, (26), 1 states have return successors, (23), 23 states have call predecessors, (23), 23 states have call successors, (23) [2021-05-02 12:33:59,702 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 106 transitions. [2021-05-02 12:33:59,703 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2021-05-02 12:33:59,703 INFO L515 BasicCegarLoop]: Found error trace [2021-05-02 12:33:59,703 INFO L523 BasicCegarLoop]: trace histogram [12, 12, 12, 12, 11, 11, 11, 11, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-02 12:33:59,908 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22,23 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-02 12:33:59,909 INFO L428 AbstractCegarLoop]: === Iteration 24 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-02 12:33:59,909 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-02 12:33:59,909 INFO L82 PathProgramCache]: Analyzing trace with hash -2039873268, now seen corresponding path program 22 times [2021-05-02 12:33:59,909 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-02 12:33:59,909 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1540741645] [2021-05-02 12:33:59,909 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-02 12:33:59,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:00,083 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-02 12:34:00,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:00,086 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2021-05-02 12:34:00,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:00,088 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2021-05-02 12:34:00,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:00,089 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2021-05-02 12:34:00,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:00,091 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2021-05-02 12:34:00,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:00,092 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2021-05-02 12:34:00,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:00,094 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2021-05-02 12:34:00,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:00,095 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2021-05-02 12:34:00,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:00,096 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2021-05-02 12:34:00,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:00,098 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2021-05-02 12:34:00,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:00,099 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2021-05-02 12:34:00,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:00,100 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2021-05-02 12:34:00,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:00,102 INFO L134 CoverageAnalysis]: Checked inductivity of 507 backedges. 88 proven. 199 refuted. 0 times theorem prover too weak. 220 trivial. 0 not checked. [2021-05-02 12:34:00,102 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-05-02 12:34:00,102 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1540741645] [2021-05-02 12:34:00,102 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1540741645] provided 0 perfect and 1 imperfect interpolant sequences [2021-05-02 12:34:00,103 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [282344257] [2021-05-02 12:34:00,103 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 24 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 24 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-02 12:34:00,170 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-05-02 12:34:00,170 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-05-02 12:34:00,171 INFO L263 TraceCheckSpWp]: Trace formula consists of 294 conjuncts, 30 conjunts are in the unsatisfiable core [2021-05-02 12:34:00,173 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-05-02 12:34:00,188 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:00,189 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:00,191 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:00,192 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:00,194 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:00,195 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:00,197 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:00,198 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:00,200 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:00,201 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:00,203 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:00,204 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:00,206 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:00,207 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:00,209 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:00,209 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:00,211 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:00,212 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:00,214 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:00,215 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:00,217 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:00,218 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:00,220 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:00,221 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:00,226 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:00,227 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:00,234 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:00,235 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:00,238 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:00,238 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:00,245 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:00,246 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:00,249 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:00,250 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:00,257 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:00,258 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:00,261 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:00,261 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:00,269 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:00,270 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:00,273 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:00,274 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:00,281 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:00,282 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:00,285 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:00,286 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:00,292 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:00,294 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:00,297 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:00,297 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:00,304 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:00,305 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:00,308 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:00,309 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:00,316 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:00,317 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:00,321 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:00,321 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:00,329 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:00,330 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:00,333 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:00,334 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:00,341 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:00,342 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:00,345 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:00,346 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:00,352 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:00,353 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:00,357 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:00,359 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:00,385 INFO L134 CoverageAnalysis]: Checked inductivity of 507 backedges. 100 proven. 187 refuted. 0 times theorem prover too weak. 220 trivial. 0 not checked. [2021-05-02 12:34:00,385 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [282344257] provided 0 perfect and 1 imperfect interpolant sequences [2021-05-02 12:34:00,385 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-05-02 12:34:00,385 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [18, 17] total 21 [2021-05-02 12:34:00,385 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1757125543] [2021-05-02 12:34:00,386 INFO L460 AbstractCegarLoop]: Interpolant automaton has 21 states [2021-05-02 12:34:00,386 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-02 12:34:00,386 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2021-05-02 12:34:00,386 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=120, Invalid=300, Unknown=0, NotChecked=0, Total=420 [2021-05-02 12:34:00,386 INFO L87 Difference]: Start difference. First operand 105 states and 106 transitions. Second operand has 21 states, 21 states have (on average 2.4285714285714284) internal successors, (51), 18 states have internal predecessors, (51), 13 states have call successors, (16), 4 states have call predecessors, (16), 1 states have return successors, (12), 12 states have call predecessors, (12), 12 states have call successors, (12) [2021-05-02 12:34:00,904 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-02 12:34:00,905 INFO L93 Difference]: Finished difference Result 118 states and 120 transitions. [2021-05-02 12:34:00,905 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-05-02 12:34:00,905 INFO L78 Accepts]: Start accepts. Automaton has has 21 states, 21 states have (on average 2.4285714285714284) internal successors, (51), 18 states have internal predecessors, (51), 13 states have call successors, (16), 4 states have call predecessors, (16), 1 states have return successors, (12), 12 states have call predecessors, (12), 12 states have call successors, (12) Word has length 102 [2021-05-02 12:34:00,907 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-02 12:34:00,908 INFO L225 Difference]: With dead ends: 118 [2021-05-02 12:34:00,908 INFO L226 Difference]: Without dead ends: 116 [2021-05-02 12:34:00,908 INFO L779 BasicCegarLoop]: 0 DeclaredPredicates, 171 GetRequests, 135 SyntacticMatches, 0 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 300 ImplicationChecksByTransitivity, 432.4ms TimeCoverageRelationStatistics Valid=352, Invalid=1054, Unknown=0, NotChecked=0, Total=1406 [2021-05-02 12:34:00,909 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 116 states. [2021-05-02 12:34:00,917 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 116 to 112. [2021-05-02 12:34:00,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 112 states, 82 states have (on average 1.024390243902439) internal successors, (84), 83 states have internal predecessors, (84), 15 states have call successors, (15), 15 states have call predecessors, (15), 14 states have return successors, (14), 13 states have call predecessors, (14), 14 states have call successors, (14) [2021-05-02 12:34:00,918 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 112 states and 113 transitions. [2021-05-02 12:34:00,918 INFO L78 Accepts]: Start accepts. Automaton has 112 states and 113 transitions. Word has length 102 [2021-05-02 12:34:00,918 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-02 12:34:00,918 INFO L480 AbstractCegarLoop]: Abstraction has 112 states and 113 transitions. [2021-05-02 12:34:00,918 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 21 states, 21 states have (on average 2.4285714285714284) internal successors, (51), 18 states have internal predecessors, (51), 13 states have call successors, (16), 4 states have call predecessors, (16), 1 states have return successors, (12), 12 states have call predecessors, (12), 12 states have call successors, (12) [2021-05-02 12:34:00,918 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 113 transitions. [2021-05-02 12:34:00,921 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2021-05-02 12:34:00,921 INFO L515 BasicCegarLoop]: Found error trace [2021-05-02 12:34:00,921 INFO L523 BasicCegarLoop]: trace histogram [13, 13, 13, 12, 12, 12, 12, 12, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-02 12:34:01,144 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 24 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable23 [2021-05-02 12:34:01,145 INFO L428 AbstractCegarLoop]: === Iteration 25 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-02 12:34:01,145 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-02 12:34:01,145 INFO L82 PathProgramCache]: Analyzing trace with hash -631534106, now seen corresponding path program 23 times [2021-05-02 12:34:01,145 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-02 12:34:01,145 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1515898253] [2021-05-02 12:34:01,145 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-02 12:34:01,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:01,475 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-02 12:34:01,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:01,493 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2021-05-02 12:34:01,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:01,495 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2021-05-02 12:34:01,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:01,497 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2021-05-02 12:34:01,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:01,498 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2021-05-02 12:34:01,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:01,500 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2021-05-02 12:34:01,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:01,501 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2021-05-02 12:34:01,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:01,503 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2021-05-02 12:34:01,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:01,504 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2021-05-02 12:34:01,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:01,506 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2021-05-02 12:34:01,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:01,508 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2021-05-02 12:34:01,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:01,513 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2021-05-02 12:34:01,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:01,514 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2021-05-02 12:34:01,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:01,517 INFO L134 CoverageAnalysis]: Checked inductivity of 588 backedges. 212 proven. 112 refuted. 0 times theorem prover too weak. 264 trivial. 0 not checked. [2021-05-02 12:34:01,517 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-05-02 12:34:01,517 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1515898253] [2021-05-02 12:34:01,517 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1515898253] provided 0 perfect and 1 imperfect interpolant sequences [2021-05-02 12:34:01,517 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [54534480] [2021-05-02 12:34:01,517 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 25 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 25 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-02 12:34:01,604 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 13 check-sat command(s) [2021-05-02 12:34:01,605 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-05-02 12:34:01,606 INFO L263 TraceCheckSpWp]: Trace formula consists of 308 conjuncts, 28 conjunts are in the unsatisfiable core [2021-05-02 12:34:01,608 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-05-02 12:34:01,629 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:01,630 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:01,632 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:01,633 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:01,635 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:01,636 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:01,638 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:01,639 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:01,641 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:01,642 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:01,643 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:01,644 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:01,646 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:01,647 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:01,649 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:01,650 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:01,652 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:01,653 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:01,655 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:01,656 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:01,658 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:01,659 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:01,661 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:01,662 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:01,664 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:01,689 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:01,689 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:01,690 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:01,691 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:01,698 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:01,699 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:01,722 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:01,723 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:01,724 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:01,724 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:01,732 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:01,733 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:01,758 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:01,759 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:01,760 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:01,760 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:01,768 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:01,769 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:01,794 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:01,795 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:01,796 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:01,797 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:01,804 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:01,805 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:01,833 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:01,834 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:01,835 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:01,835 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:01,843 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:01,844 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:01,873 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:01,874 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:01,875 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:01,875 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:01,883 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:01,884 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:01,914 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:01,915 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:01,916 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:01,916 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:01,924 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:01,925 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:01,957 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:01,957 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:01,958 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:01,959 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:01,966 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:01,968 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:02,000 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:02,001 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:02,002 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:02,002 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:02,016 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:02,017 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:02,051 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:02,052 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:02,053 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:02,053 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:02,064 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:02,066 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:02,102 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:02,102 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:02,103 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:02,103 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:02,113 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:02,114 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:02,150 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:02,151 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:02,152 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:02,152 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:02,161 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:02,162 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:02,199 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:02,204 INFO L134 CoverageAnalysis]: Checked inductivity of 588 backedges. 246 proven. 78 refuted. 0 times theorem prover too weak. 264 trivial. 0 not checked. [2021-05-02 12:34:02,205 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [54534480] provided 0 perfect and 1 imperfect interpolant sequences [2021-05-02 12:34:02,205 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-05-02 12:34:02,205 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [30, 29] total 44 [2021-05-02 12:34:02,205 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1643055734] [2021-05-02 12:34:02,205 INFO L460 AbstractCegarLoop]: Interpolant automaton has 44 states [2021-05-02 12:34:02,205 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-02 12:34:02,206 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 44 interpolants. [2021-05-02 12:34:02,207 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=413, Invalid=1479, Unknown=0, NotChecked=0, Total=1892 [2021-05-02 12:34:02,207 INFO L87 Difference]: Start difference. First operand 112 states and 113 transitions. Second operand has 44 states, 44 states have (on average 1.75) internal successors, (77), 43 states have internal predecessors, (77), 26 states have call successors, (28), 3 states have call predecessors, (28), 1 states have return successors, (25), 25 states have call predecessors, (25), 25 states have call successors, (25) [2021-05-02 12:34:03,194 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-02 12:34:03,194 INFO L93 Difference]: Finished difference Result 160 states and 174 transitions. [2021-05-02 12:34:03,195 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-05-02 12:34:03,195 INFO L78 Accepts]: Start accepts. Automaton has has 44 states, 44 states have (on average 1.75) internal successors, (77), 43 states have internal predecessors, (77), 26 states have call successors, (28), 3 states have call predecessors, (28), 1 states have return successors, (25), 25 states have call predecessors, (25), 25 states have call successors, (25) Word has length 109 [2021-05-02 12:34:03,195 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-02 12:34:03,195 INFO L225 Difference]: With dead ends: 160 [2021-05-02 12:34:03,196 INFO L226 Difference]: Without dead ends: 113 [2021-05-02 12:34:03,197 INFO L779 BasicCegarLoop]: 0 DeclaredPredicates, 190 GetRequests, 121 SyntacticMatches, 0 SemanticMatches, 69 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1273 ImplicationChecksByTransitivity, 1263.3ms TimeCoverageRelationStatistics Valid=955, Invalid=4015, Unknown=0, NotChecked=0, Total=4970 [2021-05-02 12:34:03,197 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 113 states. [2021-05-02 12:34:03,204 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 113 to 113. [2021-05-02 12:34:03,204 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 113 states, 83 states have (on average 1.0240963855421688) internal successors, (85), 84 states have internal predecessors, (85), 15 states have call successors, (15), 15 states have call predecessors, (15), 14 states have return successors, (14), 13 states have call predecessors, (14), 14 states have call successors, (14) [2021-05-02 12:34:03,204 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 113 states and 114 transitions. [2021-05-02 12:34:03,205 INFO L78 Accepts]: Start accepts. Automaton has 113 states and 114 transitions. Word has length 109 [2021-05-02 12:34:03,205 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-02 12:34:03,205 INFO L480 AbstractCegarLoop]: Abstraction has 113 states and 114 transitions. [2021-05-02 12:34:03,205 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 44 states, 44 states have (on average 1.75) internal successors, (77), 43 states have internal predecessors, (77), 26 states have call successors, (28), 3 states have call predecessors, (28), 1 states have return successors, (25), 25 states have call predecessors, (25), 25 states have call successors, (25) [2021-05-02 12:34:03,205 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 114 transitions. [2021-05-02 12:34:03,205 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2021-05-02 12:34:03,205 INFO L515 BasicCegarLoop]: Found error trace [2021-05-02 12:34:03,206 INFO L523 BasicCegarLoop]: trace histogram [13, 13, 13, 13, 12, 12, 12, 12, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-02 12:34:03,417 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable24,25 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-02 12:34:03,417 INFO L428 AbstractCegarLoop]: === Iteration 26 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-02 12:34:03,417 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-02 12:34:03,417 INFO L82 PathProgramCache]: Analyzing trace with hash -1324668242, now seen corresponding path program 24 times [2021-05-02 12:34:03,417 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-02 12:34:03,417 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1626715100] [2021-05-02 12:34:03,418 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-02 12:34:03,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:03,615 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-02 12:34:03,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:03,618 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2021-05-02 12:34:03,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:03,620 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2021-05-02 12:34:03,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:03,622 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-05-02 12:34:03,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:03,623 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2021-05-02 12:34:03,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:03,625 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2021-05-02 12:34:03,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:03,627 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2021-05-02 12:34:03,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:03,628 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2021-05-02 12:34:03,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:03,630 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2021-05-02 12:34:03,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:03,631 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2021-05-02 12:34:03,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:03,633 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2021-05-02 12:34:03,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:03,634 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2021-05-02 12:34:03,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:03,637 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2021-05-02 12:34:03,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:03,639 INFO L134 CoverageAnalysis]: Checked inductivity of 601 backedges. 102 proven. 235 refuted. 0 times theorem prover too weak. 264 trivial. 0 not checked. [2021-05-02 12:34:03,639 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-05-02 12:34:03,639 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1626715100] [2021-05-02 12:34:03,639 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1626715100] provided 0 perfect and 1 imperfect interpolant sequences [2021-05-02 12:34:03,639 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1414869330] [2021-05-02 12:34:03,639 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 26 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 26 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-02 12:34:03,723 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 13 check-sat command(s) [2021-05-02 12:34:03,723 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-05-02 12:34:03,724 INFO L263 TraceCheckSpWp]: Trace formula consists of 313 conjuncts, 36 conjunts are in the unsatisfiable core [2021-05-02 12:34:03,726 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-05-02 12:34:03,728 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:03,729 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:03,744 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:03,745 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:03,747 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:03,748 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:03,750 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:03,750 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:03,752 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:03,753 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:03,755 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:03,756 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:03,758 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:03,759 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:03,760 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:03,761 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:03,763 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:03,764 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:03,766 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:03,767 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:03,769 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:03,770 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:03,772 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:03,773 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:03,774 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:03,775 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:03,777 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:03,778 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:03,784 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:03,784 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:03,791 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:03,792 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:03,795 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:03,796 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:03,803 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:03,804 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:03,807 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:03,808 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:03,815 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:03,816 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:03,819 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:03,820 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:03,827 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:03,828 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:03,831 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:03,832 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:03,839 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:03,840 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:03,843 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:03,843 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:03,850 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:03,851 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:03,854 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:03,855 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:03,861 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:03,861 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:03,865 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:03,866 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:03,873 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:03,874 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:03,876 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:03,877 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:03,884 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:03,885 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:03,888 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:03,888 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:03,895 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:03,896 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:03,898 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:03,899 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:03,905 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:03,906 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:03,909 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:03,910 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:03,915 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:03,921 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:03,924 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:03,925 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:03,952 INFO L134 CoverageAnalysis]: Checked inductivity of 601 backedges. 115 proven. 222 refuted. 0 times theorem prover too weak. 264 trivial. 0 not checked. [2021-05-02 12:34:03,952 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1414869330] provided 0 perfect and 1 imperfect interpolant sequences [2021-05-02 12:34:03,952 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-05-02 12:34:03,952 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [19, 18] total 22 [2021-05-02 12:34:03,952 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1232304118] [2021-05-02 12:34:03,953 INFO L460 AbstractCegarLoop]: Interpolant automaton has 22 states [2021-05-02 12:34:03,953 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-02 12:34:03,953 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2021-05-02 12:34:03,953 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=135, Invalid=327, Unknown=0, NotChecked=0, Total=462 [2021-05-02 12:34:03,954 INFO L87 Difference]: Start difference. First operand 113 states and 114 transitions. Second operand has 22 states, 22 states have (on average 2.4545454545454546) internal successors, (54), 19 states have internal predecessors, (54), 14 states have call successors, (17), 4 states have call predecessors, (17), 1 states have return successors, (13), 13 states have call predecessors, (13), 13 states have call successors, (13) [2021-05-02 12:34:04,472 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-02 12:34:04,473 INFO L93 Difference]: Finished difference Result 126 states and 128 transitions. [2021-05-02 12:34:04,473 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-05-02 12:34:04,473 INFO L78 Accepts]: Start accepts. Automaton has has 22 states, 22 states have (on average 2.4545454545454546) internal successors, (54), 19 states have internal predecessors, (54), 14 states have call successors, (17), 4 states have call predecessors, (17), 1 states have return successors, (13), 13 states have call predecessors, (13), 13 states have call successors, (13) Word has length 110 [2021-05-02 12:34:04,473 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-02 12:34:04,474 INFO L225 Difference]: With dead ends: 126 [2021-05-02 12:34:04,474 INFO L226 Difference]: Without dead ends: 124 [2021-05-02 12:34:04,474 INFO L779 BasicCegarLoop]: 0 DeclaredPredicates, 184 GetRequests, 146 SyntacticMatches, 0 SemanticMatches, 38 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 331 ImplicationChecksByTransitivity, 475.0ms TimeCoverageRelationStatistics Valid=397, Invalid=1163, Unknown=0, NotChecked=0, Total=1560 [2021-05-02 12:34:04,474 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 124 states. [2021-05-02 12:34:04,482 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 124 to 120. [2021-05-02 12:34:04,483 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 120 states, 88 states have (on average 1.0227272727272727) internal successors, (90), 89 states have internal predecessors, (90), 16 states have call successors, (16), 16 states have call predecessors, (16), 15 states have return successors, (15), 14 states have call predecessors, (15), 15 states have call successors, (15) [2021-05-02 12:34:04,483 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 120 states and 121 transitions. [2021-05-02 12:34:04,483 INFO L78 Accepts]: Start accepts. Automaton has 120 states and 121 transitions. Word has length 110 [2021-05-02 12:34:04,483 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-02 12:34:04,484 INFO L480 AbstractCegarLoop]: Abstraction has 120 states and 121 transitions. [2021-05-02 12:34:04,484 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 22 states, 22 states have (on average 2.4545454545454546) internal successors, (54), 19 states have internal predecessors, (54), 14 states have call successors, (17), 4 states have call predecessors, (17), 1 states have return successors, (13), 13 states have call predecessors, (13), 13 states have call successors, (13) [2021-05-02 12:34:04,484 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 121 transitions. [2021-05-02 12:34:04,484 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2021-05-02 12:34:04,484 INFO L515 BasicCegarLoop]: Found error trace [2021-05-02 12:34:04,484 INFO L523 BasicCegarLoop]: trace histogram [14, 14, 14, 13, 13, 13, 13, 13, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-02 12:34:04,700 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 26 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable25 [2021-05-02 12:34:04,700 INFO L428 AbstractCegarLoop]: === Iteration 27 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-02 12:34:04,700 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-02 12:34:04,701 INFO L82 PathProgramCache]: Analyzing trace with hash 1967696388, now seen corresponding path program 25 times [2021-05-02 12:34:04,701 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-02 12:34:04,701 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [935605408] [2021-05-02 12:34:04,701 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-02 12:34:04,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:05,078 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-02 12:34:05,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:05,085 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2021-05-02 12:34:05,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:05,093 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2021-05-02 12:34:05,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:05,095 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-05-02 12:34:05,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:05,097 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2021-05-02 12:34:05,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:05,098 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2021-05-02 12:34:05,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:05,100 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2021-05-02 12:34:05,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:05,102 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2021-05-02 12:34:05,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:05,103 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2021-05-02 12:34:05,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:05,105 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2021-05-02 12:34:05,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:05,107 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2021-05-02 12:34:05,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:05,109 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2021-05-02 12:34:05,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:05,112 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2021-05-02 12:34:05,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:05,113 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2021-05-02 12:34:05,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:05,115 INFO L134 CoverageAnalysis]: Checked inductivity of 689 backedges. 249 proven. 128 refuted. 0 times theorem prover too weak. 312 trivial. 0 not checked. [2021-05-02 12:34:05,115 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-05-02 12:34:05,115 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [935605408] [2021-05-02 12:34:05,116 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [935605408] provided 0 perfect and 1 imperfect interpolant sequences [2021-05-02 12:34:05,116 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [778098603] [2021-05-02 12:34:05,116 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 27 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 27 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-02 12:34:05,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:05,187 INFO L263 TraceCheckSpWp]: Trace formula consists of 327 conjuncts, 30 conjunts are in the unsatisfiable core [2021-05-02 12:34:05,189 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-05-02 12:34:05,207 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:05,208 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:05,210 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:05,211 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:05,213 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:05,214 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:05,215 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:05,216 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:05,221 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:05,222 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:05,223 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:05,224 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:05,226 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:05,227 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:05,228 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:05,229 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:05,234 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:05,235 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:05,237 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:05,238 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:05,239 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:05,240 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:05,241 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:05,242 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:05,244 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:05,245 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:05,253 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:05,274 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:05,275 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:05,275 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:05,276 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:05,285 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:05,286 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:05,307 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:05,308 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:05,309 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:05,309 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:05,336 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:05,337 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:05,359 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:05,359 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:05,360 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:05,361 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:05,367 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:05,368 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:05,392 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:05,393 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:05,393 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:05,394 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:05,408 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:05,409 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:05,433 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:05,434 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:05,435 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:05,435 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:05,442 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:05,443 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:05,468 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:05,469 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:05,469 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:05,470 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:05,476 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:05,477 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:05,504 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:05,505 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:05,508 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:05,508 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:05,516 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:05,529 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:05,558 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:05,559 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:05,560 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:05,560 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:05,573 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:05,574 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:05,614 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:05,615 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:05,616 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:05,616 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:05,625 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:05,626 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:05,663 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:05,663 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:05,664 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:05,665 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:05,672 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:05,673 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:05,710 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:05,710 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:05,711 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:05,712 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:05,720 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:05,721 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:05,758 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:05,758 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:05,759 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:05,759 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:05,766 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:05,767 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:05,800 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:05,801 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:05,802 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:05,802 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:05,808 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:05,809 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:05,842 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:05,847 INFO L134 CoverageAnalysis]: Checked inductivity of 689 backedges. 286 proven. 91 refuted. 0 times theorem prover too weak. 312 trivial. 0 not checked. [2021-05-02 12:34:05,848 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [778098603] provided 0 perfect and 1 imperfect interpolant sequences [2021-05-02 12:34:05,848 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-05-02 12:34:05,848 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [32, 31] total 47 [2021-05-02 12:34:05,848 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1951928476] [2021-05-02 12:34:05,848 INFO L460 AbstractCegarLoop]: Interpolant automaton has 47 states [2021-05-02 12:34:05,848 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-02 12:34:05,849 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 47 interpolants. [2021-05-02 12:34:05,849 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=472, Invalid=1690, Unknown=0, NotChecked=0, Total=2162 [2021-05-02 12:34:05,849 INFO L87 Difference]: Start difference. First operand 120 states and 121 transitions. Second operand has 47 states, 47 states have (on average 1.7446808510638299) internal successors, (82), 46 states have internal predecessors, (82), 28 states have call successors, (30), 3 states have call predecessors, (30), 1 states have return successors, (27), 27 states have call predecessors, (27), 27 states have call successors, (27) [2021-05-02 12:34:06,994 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-02 12:34:06,995 INFO L93 Difference]: Finished difference Result 171 states and 186 transitions. [2021-05-02 12:34:06,995 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-05-02 12:34:06,995 INFO L78 Accepts]: Start accepts. Automaton has has 47 states, 47 states have (on average 1.7446808510638299) internal successors, (82), 46 states have internal predecessors, (82), 28 states have call successors, (30), 3 states have call predecessors, (30), 1 states have return successors, (27), 27 states have call predecessors, (27), 27 states have call successors, (27) Word has length 117 [2021-05-02 12:34:06,995 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-02 12:34:06,996 INFO L225 Difference]: With dead ends: 171 [2021-05-02 12:34:06,996 INFO L226 Difference]: Without dead ends: 121 [2021-05-02 12:34:06,997 INFO L779 BasicCegarLoop]: 0 DeclaredPredicates, 204 GetRequests, 130 SyntacticMatches, 0 SemanticMatches, 74 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1470 ImplicationChecksByTransitivity, 1398.7ms TimeCoverageRelationStatistics Valid=1090, Invalid=4610, Unknown=0, NotChecked=0, Total=5700 [2021-05-02 12:34:06,997 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 121 states. [2021-05-02 12:34:07,005 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 121 to 121. [2021-05-02 12:34:07,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 121 states, 89 states have (on average 1.0224719101123596) internal successors, (91), 90 states have internal predecessors, (91), 16 states have call successors, (16), 16 states have call predecessors, (16), 15 states have return successors, (15), 14 states have call predecessors, (15), 15 states have call successors, (15) [2021-05-02 12:34:07,005 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 121 states and 122 transitions. [2021-05-02 12:34:07,006 INFO L78 Accepts]: Start accepts. Automaton has 121 states and 122 transitions. Word has length 117 [2021-05-02 12:34:07,006 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-02 12:34:07,006 INFO L480 AbstractCegarLoop]: Abstraction has 121 states and 122 transitions. [2021-05-02 12:34:07,006 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 47 states, 47 states have (on average 1.7446808510638299) internal successors, (82), 46 states have internal predecessors, (82), 28 states have call successors, (30), 3 states have call predecessors, (30), 1 states have return successors, (27), 27 states have call predecessors, (27), 27 states have call successors, (27) [2021-05-02 12:34:07,006 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 122 transitions. [2021-05-02 12:34:07,006 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2021-05-02 12:34:07,007 INFO L515 BasicCegarLoop]: Found error trace [2021-05-02 12:34:07,007 INFO L523 BasicCegarLoop]: trace histogram [14, 14, 14, 14, 13, 13, 13, 13, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-02 12:34:07,219 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 27 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable26 [2021-05-02 12:34:07,219 INFO L428 AbstractCegarLoop]: === Iteration 28 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-02 12:34:07,220 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-02 12:34:07,220 INFO L82 PathProgramCache]: Analyzing trace with hash -1240269108, now seen corresponding path program 26 times [2021-05-02 12:34:07,220 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-02 12:34:07,220 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2033019023] [2021-05-02 12:34:07,220 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-02 12:34:07,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:07,403 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-02 12:34:07,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:07,407 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-05-02 12:34:07,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:07,409 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2021-05-02 12:34:07,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:07,412 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2021-05-02 12:34:07,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:07,420 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2021-05-02 12:34:07,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:07,425 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2021-05-02 12:34:07,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:07,430 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2021-05-02 12:34:07,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:07,431 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2021-05-02 12:34:07,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:07,433 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2021-05-02 12:34:07,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:07,434 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2021-05-02 12:34:07,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:07,435 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2021-05-02 12:34:07,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:07,436 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2021-05-02 12:34:07,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:07,438 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2021-05-02 12:34:07,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:07,440 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2021-05-02 12:34:07,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:07,441 INFO L134 CoverageAnalysis]: Checked inductivity of 703 backedges. 117 proven. 274 refuted. 0 times theorem prover too weak. 312 trivial. 0 not checked. [2021-05-02 12:34:07,441 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-05-02 12:34:07,441 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2033019023] [2021-05-02 12:34:07,442 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2033019023] provided 0 perfect and 1 imperfect interpolant sequences [2021-05-02 12:34:07,442 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1035202909] [2021-05-02 12:34:07,442 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 28 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 28 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-02 12:34:07,542 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-05-02 12:34:07,542 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-05-02 12:34:07,543 INFO L263 TraceCheckSpWp]: Trace formula consists of 332 conjuncts, 34 conjunts are in the unsatisfiable core [2021-05-02 12:34:07,546 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-05-02 12:34:07,559 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:07,560 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:07,562 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:07,563 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:07,565 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:07,566 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:07,568 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:07,569 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:07,570 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:07,571 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:07,573 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:07,574 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:07,576 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:07,577 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:07,578 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:07,579 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:07,581 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:07,582 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:07,583 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:07,584 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:07,586 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:07,587 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:07,589 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:07,590 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:07,591 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:07,592 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:07,594 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:07,595 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:07,600 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:07,601 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:07,608 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:07,609 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:07,612 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:07,613 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:07,619 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:07,620 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:07,623 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:07,624 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:07,630 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:07,632 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:07,635 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:07,635 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:07,642 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:07,643 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:07,646 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:07,647 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:07,653 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:07,654 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:07,657 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:07,658 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:07,665 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:07,666 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:07,669 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:07,670 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:07,677 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:07,679 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:07,682 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:07,682 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:07,689 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:07,690 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:07,693 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:07,694 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:07,700 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:07,702 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:07,704 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:07,705 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:07,712 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:07,713 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:07,716 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:07,717 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:07,723 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:07,724 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:07,727 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:07,728 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:07,735 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:07,736 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:07,739 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:07,740 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:07,746 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:07,747 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:07,750 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:07,751 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:07,776 INFO L134 CoverageAnalysis]: Checked inductivity of 703 backedges. 131 proven. 260 refuted. 0 times theorem prover too weak. 312 trivial. 0 not checked. [2021-05-02 12:34:07,776 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1035202909] provided 0 perfect and 1 imperfect interpolant sequences [2021-05-02 12:34:07,776 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-05-02 12:34:07,776 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [20, 19] total 23 [2021-05-02 12:34:07,776 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2108390832] [2021-05-02 12:34:07,777 INFO L460 AbstractCegarLoop]: Interpolant automaton has 23 states [2021-05-02 12:34:07,777 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-02 12:34:07,777 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2021-05-02 12:34:07,777 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=151, Invalid=355, Unknown=0, NotChecked=0, Total=506 [2021-05-02 12:34:07,777 INFO L87 Difference]: Start difference. First operand 121 states and 122 transitions. Second operand has 23 states, 23 states have (on average 2.4782608695652173) internal successors, (57), 20 states have internal predecessors, (57), 15 states have call successors, (18), 4 states have call predecessors, (18), 1 states have return successors, (14), 14 states have call predecessors, (14), 14 states have call successors, (14) [2021-05-02 12:34:08,342 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-02 12:34:08,343 INFO L93 Difference]: Finished difference Result 134 states and 136 transitions. [2021-05-02 12:34:08,343 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-05-02 12:34:08,343 INFO L78 Accepts]: Start accepts. Automaton has has 23 states, 23 states have (on average 2.4782608695652173) internal successors, (57), 20 states have internal predecessors, (57), 15 states have call successors, (18), 4 states have call predecessors, (18), 1 states have return successors, (14), 14 states have call predecessors, (14), 14 states have call successors, (14) Word has length 118 [2021-05-02 12:34:08,343 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-02 12:34:08,344 INFO L225 Difference]: With dead ends: 134 [2021-05-02 12:34:08,344 INFO L226 Difference]: Without dead ends: 132 [2021-05-02 12:34:08,344 INFO L779 BasicCegarLoop]: 0 DeclaredPredicates, 197 GetRequests, 157 SyntacticMatches, 0 SemanticMatches, 40 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 363 ImplicationChecksByTransitivity, 486.7ms TimeCoverageRelationStatistics Valid=445, Invalid=1277, Unknown=0, NotChecked=0, Total=1722 [2021-05-02 12:34:08,345 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 132 states. [2021-05-02 12:34:08,353 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 132 to 128. [2021-05-02 12:34:08,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 128 states, 94 states have (on average 1.0212765957446808) internal successors, (96), 95 states have internal predecessors, (96), 17 states have call successors, (17), 17 states have call predecessors, (17), 16 states have return successors, (16), 15 states have call predecessors, (16), 16 states have call successors, (16) [2021-05-02 12:34:08,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 128 states and 129 transitions. [2021-05-02 12:34:08,354 INFO L78 Accepts]: Start accepts. Automaton has 128 states and 129 transitions. Word has length 118 [2021-05-02 12:34:08,354 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-02 12:34:08,354 INFO L480 AbstractCegarLoop]: Abstraction has 128 states and 129 transitions. [2021-05-02 12:34:08,355 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 23 states, 23 states have (on average 2.4782608695652173) internal successors, (57), 20 states have internal predecessors, (57), 15 states have call successors, (18), 4 states have call predecessors, (18), 1 states have return successors, (14), 14 states have call predecessors, (14), 14 states have call successors, (14) [2021-05-02 12:34:08,355 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 129 transitions. [2021-05-02 12:34:08,355 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2021-05-02 12:34:08,355 INFO L515 BasicCegarLoop]: Found error trace [2021-05-02 12:34:08,355 INFO L523 BasicCegarLoop]: trace histogram [15, 15, 15, 14, 14, 14, 14, 14, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-02 12:34:08,560 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 28 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable27 [2021-05-02 12:34:08,561 INFO L428 AbstractCegarLoop]: === Iteration 29 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-02 12:34:08,561 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-02 12:34:08,561 INFO L82 PathProgramCache]: Analyzing trace with hash -1343383514, now seen corresponding path program 27 times [2021-05-02 12:34:08,561 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-02 12:34:08,561 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1280602026] [2021-05-02 12:34:08,561 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-02 12:34:08,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:08,966 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-02 12:34:08,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:08,972 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-05-02 12:34:08,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:08,974 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2021-05-02 12:34:08,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:08,975 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2021-05-02 12:34:08,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:08,989 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2021-05-02 12:34:08,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:08,991 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2021-05-02 12:34:08,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:08,992 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2021-05-02 12:34:08,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:08,994 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2021-05-02 12:34:08,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:08,995 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2021-05-02 12:34:08,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:08,996 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2021-05-02 12:34:08,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:08,998 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2021-05-02 12:34:08,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:08,999 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2021-05-02 12:34:08,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:09,000 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2021-05-02 12:34:09,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:09,001 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2021-05-02 12:34:09,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:09,003 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2021-05-02 12:34:09,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:09,005 INFO L134 CoverageAnalysis]: Checked inductivity of 798 backedges. 289 proven. 145 refuted. 0 times theorem prover too weak. 364 trivial. 0 not checked. [2021-05-02 12:34:09,005 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-05-02 12:34:09,005 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1280602026] [2021-05-02 12:34:09,005 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1280602026] provided 0 perfect and 1 imperfect interpolant sequences [2021-05-02 12:34:09,005 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [308513122] [2021-05-02 12:34:09,005 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 29 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 29 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-02 12:34:09,107 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 15 check-sat command(s) [2021-05-02 12:34:09,107 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-05-02 12:34:09,109 INFO L263 TraceCheckSpWp]: Trace formula consists of 346 conjuncts, 32 conjunts are in the unsatisfiable core [2021-05-02 12:34:09,111 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-05-02 12:34:09,131 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:09,132 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:09,134 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:09,135 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:09,136 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:09,138 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:09,139 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:09,140 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:09,142 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:09,143 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:09,145 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:09,145 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:09,147 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:09,148 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:09,150 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:09,151 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:09,152 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:09,153 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:09,155 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:09,156 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:09,157 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:09,158 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:09,160 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:09,161 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:09,163 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:09,164 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:09,165 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:09,166 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:09,168 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:09,193 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:09,193 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:09,194 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:09,195 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:09,202 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:09,203 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:09,227 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:09,228 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:09,229 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:09,229 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:09,237 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:09,238 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:09,263 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:09,264 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:09,264 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:09,265 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:09,273 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:09,274 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:09,299 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:09,300 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:09,301 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:09,301 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:09,307 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:09,308 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:09,333 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:09,334 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:09,334 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:09,335 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:09,341 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:09,342 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:09,369 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:09,370 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:09,370 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:09,371 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:09,377 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:09,378 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:09,405 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:09,405 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:09,406 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:09,406 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:09,414 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:09,415 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:09,453 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:09,453 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:09,454 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:09,455 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:09,462 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:09,463 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:09,493 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:09,493 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:09,494 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:09,494 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:09,501 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:09,514 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:09,550 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:09,550 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:09,551 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:09,551 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:09,558 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:09,559 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:09,591 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:09,592 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:09,593 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:09,594 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:09,611 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:09,612 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:09,645 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:09,645 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:09,646 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:09,647 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:09,654 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:09,655 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:09,689 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:09,689 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:09,690 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:09,691 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:09,700 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:09,701 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:09,740 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:09,740 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:09,741 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:09,741 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:09,748 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:09,761 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:09,797 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:09,802 INFO L134 CoverageAnalysis]: Checked inductivity of 798 backedges. 329 proven. 105 refuted. 0 times theorem prover too weak. 364 trivial. 0 not checked. [2021-05-02 12:34:09,802 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [308513122] provided 0 perfect and 1 imperfect interpolant sequences [2021-05-02 12:34:09,802 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-05-02 12:34:09,802 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [34, 33] total 50 [2021-05-02 12:34:09,803 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2021590659] [2021-05-02 12:34:09,803 INFO L460 AbstractCegarLoop]: Interpolant automaton has 50 states [2021-05-02 12:34:09,803 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-02 12:34:09,803 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 50 interpolants. [2021-05-02 12:34:09,804 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=535, Invalid=1915, Unknown=0, NotChecked=0, Total=2450 [2021-05-02 12:34:09,804 INFO L87 Difference]: Start difference. First operand 128 states and 129 transitions. Second operand has 50 states, 50 states have (on average 1.74) internal successors, (87), 49 states have internal predecessors, (87), 30 states have call successors, (32), 3 states have call predecessors, (32), 1 states have return successors, (29), 29 states have call predecessors, (29), 29 states have call successors, (29) [2021-05-02 12:34:10,973 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-02 12:34:10,973 INFO L93 Difference]: Finished difference Result 182 states and 198 transitions. [2021-05-02 12:34:10,973 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2021-05-02 12:34:10,973 INFO L78 Accepts]: Start accepts. Automaton has has 50 states, 50 states have (on average 1.74) internal successors, (87), 49 states have internal predecessors, (87), 30 states have call successors, (32), 3 states have call predecessors, (32), 1 states have return successors, (29), 29 states have call predecessors, (29), 29 states have call successors, (29) Word has length 125 [2021-05-02 12:34:10,974 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-02 12:34:10,974 INFO L225 Difference]: With dead ends: 182 [2021-05-02 12:34:10,974 INFO L226 Difference]: Without dead ends: 129 [2021-05-02 12:34:10,975 INFO L779 BasicCegarLoop]: 0 DeclaredPredicates, 218 GetRequests, 139 SyntacticMatches, 0 SemanticMatches, 79 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1681 ImplicationChecksByTransitivity, 1490.4ms TimeCoverageRelationStatistics Valid=1234, Invalid=5246, Unknown=0, NotChecked=0, Total=6480 [2021-05-02 12:34:10,975 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 129 states. [2021-05-02 12:34:10,985 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 129 to 129. [2021-05-02 12:34:10,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 129 states, 95 states have (on average 1.0210526315789474) internal successors, (97), 96 states have internal predecessors, (97), 17 states have call successors, (17), 17 states have call predecessors, (17), 16 states have return successors, (16), 15 states have call predecessors, (16), 16 states have call successors, (16) [2021-05-02 12:34:10,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 129 states and 130 transitions. [2021-05-02 12:34:10,986 INFO L78 Accepts]: Start accepts. Automaton has 129 states and 130 transitions. Word has length 125 [2021-05-02 12:34:10,986 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-02 12:34:10,986 INFO L480 AbstractCegarLoop]: Abstraction has 129 states and 130 transitions. [2021-05-02 12:34:10,986 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 50 states, 50 states have (on average 1.74) internal successors, (87), 49 states have internal predecessors, (87), 30 states have call successors, (32), 3 states have call predecessors, (32), 1 states have return successors, (29), 29 states have call predecessors, (29), 29 states have call successors, (29) [2021-05-02 12:34:10,986 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 130 transitions. [2021-05-02 12:34:10,987 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2021-05-02 12:34:10,987 INFO L515 BasicCegarLoop]: Found error trace [2021-05-02 12:34:10,987 INFO L523 BasicCegarLoop]: trace histogram [15, 15, 15, 15, 14, 14, 14, 14, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-02 12:34:11,196 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 29 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable28 [2021-05-02 12:34:11,197 INFO L428 AbstractCegarLoop]: === Iteration 30 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-02 12:34:11,197 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-02 12:34:11,197 INFO L82 PathProgramCache]: Analyzing trace with hash -795171602, now seen corresponding path program 28 times [2021-05-02 12:34:11,197 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-02 12:34:11,197 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1657706541] [2021-05-02 12:34:11,197 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-02 12:34:11,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:11,394 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-02 12:34:11,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:11,407 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2021-05-02 12:34:11,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:11,408 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2021-05-02 12:34:11,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:11,409 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2021-05-02 12:34:11,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:11,411 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2021-05-02 12:34:11,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:11,412 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2021-05-02 12:34:11,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:11,413 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2021-05-02 12:34:11,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:11,415 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2021-05-02 12:34:11,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:11,416 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2021-05-02 12:34:11,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:11,417 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-05-02 12:34:11,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:11,418 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2021-05-02 12:34:11,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:11,420 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2021-05-02 12:34:11,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:11,421 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2021-05-02 12:34:11,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:11,423 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2021-05-02 12:34:11,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:11,424 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2021-05-02 12:34:11,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:11,426 INFO L134 CoverageAnalysis]: Checked inductivity of 813 backedges. 133 proven. 316 refuted. 0 times theorem prover too weak. 364 trivial. 0 not checked. [2021-05-02 12:34:11,426 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-05-02 12:34:11,426 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1657706541] [2021-05-02 12:34:11,426 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1657706541] provided 0 perfect and 1 imperfect interpolant sequences [2021-05-02 12:34:11,426 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [647604077] [2021-05-02 12:34:11,426 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 30 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 30 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-02 12:34:11,498 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-05-02 12:34:11,498 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-05-02 12:34:11,499 INFO L263 TraceCheckSpWp]: Trace formula consists of 351 conjuncts, 36 conjunts are in the unsatisfiable core [2021-05-02 12:34:11,501 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-05-02 12:34:11,515 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:11,516 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:11,517 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:11,518 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:11,520 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:11,521 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:11,522 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:11,523 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:11,524 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:11,525 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:11,527 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:11,527 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:11,529 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:11,530 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:11,531 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:11,532 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:11,533 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:11,534 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:11,536 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:11,540 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:11,554 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:11,556 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:11,557 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:11,558 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:11,560 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:11,561 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:11,563 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:11,564 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:11,566 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:11,567 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:11,572 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:11,573 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:11,580 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:11,581 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:11,584 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:11,585 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:11,592 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:11,593 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:11,596 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:11,597 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:11,604 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:11,605 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:11,608 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:11,609 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:11,616 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:11,618 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:11,621 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:11,622 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:11,629 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:11,630 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:11,633 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:11,634 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:11,642 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:11,643 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:11,652 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:11,653 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:11,660 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:11,661 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:11,664 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:11,665 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:11,672 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:11,673 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:11,676 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:11,677 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:11,683 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:11,684 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:11,687 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:11,688 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:11,694 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:11,695 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:11,698 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:11,699 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:11,706 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:11,707 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:11,710 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:11,711 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:11,717 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:11,718 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:11,721 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:11,722 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:11,728 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:11,729 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:11,732 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:11,733 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:11,739 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:11,740 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:11,743 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:11,744 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:11,772 INFO L134 CoverageAnalysis]: Checked inductivity of 813 backedges. 148 proven. 301 refuted. 0 times theorem prover too weak. 364 trivial. 0 not checked. [2021-05-02 12:34:11,772 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [647604077] provided 0 perfect and 1 imperfect interpolant sequences [2021-05-02 12:34:11,772 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-05-02 12:34:11,772 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [21, 20] total 24 [2021-05-02 12:34:11,772 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [288969336] [2021-05-02 12:34:11,773 INFO L460 AbstractCegarLoop]: Interpolant automaton has 24 states [2021-05-02 12:34:11,773 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-02 12:34:11,773 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2021-05-02 12:34:11,773 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=168, Invalid=384, Unknown=0, NotChecked=0, Total=552 [2021-05-02 12:34:11,773 INFO L87 Difference]: Start difference. First operand 129 states and 130 transitions. Second operand has 24 states, 24 states have (on average 2.5) internal successors, (60), 21 states have internal predecessors, (60), 16 states have call successors, (19), 4 states have call predecessors, (19), 1 states have return successors, (15), 15 states have call predecessors, (15), 15 states have call successors, (15) [2021-05-02 12:34:12,317 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-02 12:34:12,317 INFO L93 Difference]: Finished difference Result 142 states and 144 transitions. [2021-05-02 12:34:12,317 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-05-02 12:34:12,317 INFO L78 Accepts]: Start accepts. Automaton has has 24 states, 24 states have (on average 2.5) internal successors, (60), 21 states have internal predecessors, (60), 16 states have call successors, (19), 4 states have call predecessors, (19), 1 states have return successors, (15), 15 states have call predecessors, (15), 15 states have call successors, (15) Word has length 126 [2021-05-02 12:34:12,317 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-02 12:34:12,318 INFO L225 Difference]: With dead ends: 142 [2021-05-02 12:34:12,318 INFO L226 Difference]: Without dead ends: 140 [2021-05-02 12:34:12,319 INFO L779 BasicCegarLoop]: 0 DeclaredPredicates, 210 GetRequests, 168 SyntacticMatches, 0 SemanticMatches, 42 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 396 ImplicationChecksByTransitivity, 513.3ms TimeCoverageRelationStatistics Valid=496, Invalid=1396, Unknown=0, NotChecked=0, Total=1892 [2021-05-02 12:34:12,319 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 140 states. [2021-05-02 12:34:12,326 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 140 to 136. [2021-05-02 12:34:12,326 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 136 states, 100 states have (on average 1.02) internal successors, (102), 101 states have internal predecessors, (102), 18 states have call successors, (18), 18 states have call predecessors, (18), 17 states have return successors, (17), 16 states have call predecessors, (17), 17 states have call successors, (17) [2021-05-02 12:34:12,327 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 136 states and 137 transitions. [2021-05-02 12:34:12,327 INFO L78 Accepts]: Start accepts. Automaton has 136 states and 137 transitions. Word has length 126 [2021-05-02 12:34:12,327 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-02 12:34:12,327 INFO L480 AbstractCegarLoop]: Abstraction has 136 states and 137 transitions. [2021-05-02 12:34:12,327 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 24 states, 24 states have (on average 2.5) internal successors, (60), 21 states have internal predecessors, (60), 16 states have call successors, (19), 4 states have call predecessors, (19), 1 states have return successors, (15), 15 states have call predecessors, (15), 15 states have call successors, (15) [2021-05-02 12:34:12,327 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 137 transitions. [2021-05-02 12:34:12,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2021-05-02 12:34:12,328 INFO L515 BasicCegarLoop]: Found error trace [2021-05-02 12:34:12,328 INFO L523 BasicCegarLoop]: trace histogram [16, 16, 16, 15, 15, 15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-02 12:34:12,549 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable29,30 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-02 12:34:12,550 INFO L428 AbstractCegarLoop]: === Iteration 31 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-02 12:34:12,550 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-02 12:34:12,550 INFO L82 PathProgramCache]: Analyzing trace with hash -830003260, now seen corresponding path program 29 times [2021-05-02 12:34:12,550 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-02 12:34:12,550 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [866183058] [2021-05-02 12:34:12,550 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-02 12:34:12,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:13,054 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-02 12:34:13,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:13,056 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2021-05-02 12:34:13,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:13,058 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2021-05-02 12:34:13,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:13,060 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2021-05-02 12:34:13,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:13,061 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2021-05-02 12:34:13,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:13,062 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2021-05-02 12:34:13,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:13,064 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2021-05-02 12:34:13,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:13,065 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2021-05-02 12:34:13,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:13,068 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2021-05-02 12:34:13,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:13,070 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-05-02 12:34:13,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:13,071 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2021-05-02 12:34:13,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:13,073 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2021-05-02 12:34:13,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:13,074 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2021-05-02 12:34:13,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:13,075 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2021-05-02 12:34:13,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:13,077 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2021-05-02 12:34:13,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:13,078 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2021-05-02 12:34:13,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:13,082 INFO L134 CoverageAnalysis]: Checked inductivity of 915 backedges. 332 proven. 163 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2021-05-02 12:34:13,082 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-05-02 12:34:13,082 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [866183058] [2021-05-02 12:34:13,082 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [866183058] provided 0 perfect and 1 imperfect interpolant sequences [2021-05-02 12:34:13,082 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [462784486] [2021-05-02 12:34:13,082 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 31 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 31 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-02 12:34:13,171 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 16 check-sat command(s) [2021-05-02 12:34:13,172 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-05-02 12:34:13,174 INFO L263 TraceCheckSpWp]: Trace formula consists of 365 conjuncts, 34 conjunts are in the unsatisfiable core [2021-05-02 12:34:13,176 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-05-02 12:34:13,197 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:13,198 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:13,200 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:13,201 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:13,203 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:13,204 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:13,206 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:13,207 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:13,208 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:13,209 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:13,211 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:13,212 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:13,214 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:13,215 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:13,217 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:13,218 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:13,219 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:13,220 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:13,222 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:13,223 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:13,225 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:13,226 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:13,228 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:13,229 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:13,230 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:13,231 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:13,233 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:13,234 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:13,236 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:13,237 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:13,239 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:13,266 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:13,266 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:13,267 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:13,267 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:13,275 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:13,276 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:13,302 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:13,303 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:13,304 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:13,304 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:13,312 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:13,313 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:13,340 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:13,341 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:13,341 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:13,342 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:13,349 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:13,350 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:13,379 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:13,379 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:13,380 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:13,381 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:13,388 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:13,389 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:13,419 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:13,420 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:13,420 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:13,421 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:13,428 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:13,430 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:13,460 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:13,461 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:13,462 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:13,462 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:13,470 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:13,471 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:13,502 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:13,503 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:13,504 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:13,504 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:13,511 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:13,512 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:13,541 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:13,541 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:13,542 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:13,542 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:13,550 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:13,551 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:13,582 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:13,582 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:13,583 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:13,583 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:13,590 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:13,591 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:13,623 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:13,623 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:13,624 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:13,624 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:13,631 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:13,632 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:13,665 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:13,665 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:13,666 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:13,666 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:13,673 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:13,674 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:13,709 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:13,709 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:13,710 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:13,710 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:13,717 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:13,718 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:13,759 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:13,759 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:13,760 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:13,760 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:13,767 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:13,768 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:13,804 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:13,804 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:13,805 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:13,806 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:13,814 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:13,815 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:13,852 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:13,853 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:13,854 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:13,854 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:13,861 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:13,862 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:13,899 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:13,904 INFO L134 CoverageAnalysis]: Checked inductivity of 915 backedges. 375 proven. 120 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2021-05-02 12:34:13,904 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [462784486] provided 0 perfect and 1 imperfect interpolant sequences [2021-05-02 12:34:13,904 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-05-02 12:34:13,904 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [36, 35] total 53 [2021-05-02 12:34:13,904 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1909355379] [2021-05-02 12:34:13,905 INFO L460 AbstractCegarLoop]: Interpolant automaton has 53 states [2021-05-02 12:34:13,905 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-02 12:34:13,905 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 53 interpolants. [2021-05-02 12:34:13,905 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=602, Invalid=2154, Unknown=0, NotChecked=0, Total=2756 [2021-05-02 12:34:13,905 INFO L87 Difference]: Start difference. First operand 136 states and 137 transitions. Second operand has 53 states, 53 states have (on average 1.7358490566037736) internal successors, (92), 52 states have internal predecessors, (92), 32 states have call successors, (34), 3 states have call predecessors, (34), 1 states have return successors, (31), 31 states have call predecessors, (31), 31 states have call successors, (31) [2021-05-02 12:34:15,258 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-02 12:34:15,259 INFO L93 Difference]: Finished difference Result 193 states and 210 transitions. [2021-05-02 12:34:15,259 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-05-02 12:34:15,259 INFO L78 Accepts]: Start accepts. Automaton has has 53 states, 53 states have (on average 1.7358490566037736) internal successors, (92), 52 states have internal predecessors, (92), 32 states have call successors, (34), 3 states have call predecessors, (34), 1 states have return successors, (31), 31 states have call predecessors, (31), 31 states have call successors, (31) Word has length 133 [2021-05-02 12:34:15,260 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-02 12:34:15,260 INFO L225 Difference]: With dead ends: 193 [2021-05-02 12:34:15,260 INFO L226 Difference]: Without dead ends: 137 [2021-05-02 12:34:15,261 INFO L779 BasicCegarLoop]: 0 DeclaredPredicates, 232 GetRequests, 148 SyntacticMatches, 0 SemanticMatches, 84 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1906 ImplicationChecksByTransitivity, 1744.4ms TimeCoverageRelationStatistics Valid=1387, Invalid=5923, Unknown=0, NotChecked=0, Total=7310 [2021-05-02 12:34:15,261 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 137 states. [2021-05-02 12:34:15,275 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 137 to 137. [2021-05-02 12:34:15,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 137 states, 101 states have (on average 1.0198019801980198) internal successors, (103), 102 states have internal predecessors, (103), 18 states have call successors, (18), 18 states have call predecessors, (18), 17 states have return successors, (17), 16 states have call predecessors, (17), 17 states have call successors, (17) [2021-05-02 12:34:15,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 137 states and 138 transitions. [2021-05-02 12:34:15,276 INFO L78 Accepts]: Start accepts. Automaton has 137 states and 138 transitions. Word has length 133 [2021-05-02 12:34:15,276 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-02 12:34:15,276 INFO L480 AbstractCegarLoop]: Abstraction has 137 states and 138 transitions. [2021-05-02 12:34:15,276 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 53 states, 53 states have (on average 1.7358490566037736) internal successors, (92), 52 states have internal predecessors, (92), 32 states have call successors, (34), 3 states have call predecessors, (34), 1 states have return successors, (31), 31 states have call predecessors, (31), 31 states have call successors, (31) [2021-05-02 12:34:15,276 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 138 transitions. [2021-05-02 12:34:15,277 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2021-05-02 12:34:15,277 INFO L515 BasicCegarLoop]: Found error trace [2021-05-02 12:34:15,277 INFO L523 BasicCegarLoop]: trace histogram [16, 16, 16, 16, 15, 15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-02 12:34:15,500 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable30,31 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-02 12:34:15,501 INFO L428 AbstractCegarLoop]: === Iteration 32 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-02 12:34:15,501 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-02 12:34:15,501 INFO L82 PathProgramCache]: Analyzing trace with hash -52499316, now seen corresponding path program 30 times [2021-05-02 12:34:15,501 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-02 12:34:15,501 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [787818789] [2021-05-02 12:34:15,501 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-02 12:34:15,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:15,734 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-02 12:34:15,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:15,737 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2021-05-02 12:34:15,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:15,738 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2021-05-02 12:34:15,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:15,740 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2021-05-02 12:34:15,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:15,741 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2021-05-02 12:34:15,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:15,742 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2021-05-02 12:34:15,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:15,743 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2021-05-02 12:34:15,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:15,744 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2021-05-02 12:34:15,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:15,745 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2021-05-02 12:34:15,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:15,746 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2021-05-02 12:34:15,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:15,747 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2021-05-02 12:34:15,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:15,749 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2021-05-02 12:34:15,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:15,750 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2021-05-02 12:34:15,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:15,751 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2021-05-02 12:34:15,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:15,753 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2021-05-02 12:34:15,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:15,754 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2021-05-02 12:34:15,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:15,755 INFO L134 CoverageAnalysis]: Checked inductivity of 931 backedges. 150 proven. 361 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2021-05-02 12:34:15,756 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-05-02 12:34:15,756 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [787818789] [2021-05-02 12:34:15,756 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [787818789] provided 0 perfect and 1 imperfect interpolant sequences [2021-05-02 12:34:15,756 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2042698688] [2021-05-02 12:34:15,756 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 32 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 32 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-02 12:34:15,851 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 16 check-sat command(s) [2021-05-02 12:34:15,851 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-05-02 12:34:15,853 INFO L263 TraceCheckSpWp]: Trace formula consists of 370 conjuncts, 40 conjunts are in the unsatisfiable core [2021-05-02 12:34:15,858 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-05-02 12:34:15,873 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:15,874 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:15,876 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:15,877 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:15,879 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:15,880 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:15,881 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:15,882 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:15,884 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:15,885 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:15,887 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:15,888 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:15,889 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:15,898 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:15,900 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:15,901 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:15,903 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:15,904 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:15,906 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:15,907 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:15,908 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:15,909 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:15,911 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:15,912 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:15,914 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:15,915 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:15,916 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:15,917 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:15,919 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:15,920 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:15,921 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:15,922 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:15,928 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:15,929 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:15,937 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:15,938 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:15,941 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:15,942 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:15,949 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:15,950 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:15,953 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:15,954 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:15,961 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:15,962 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:15,965 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:15,965 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:15,972 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:15,973 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:15,977 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:15,977 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:15,984 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:15,985 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:15,988 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:15,989 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:15,996 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:15,997 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:16,000 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:16,001 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:16,008 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:16,009 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:16,012 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:16,013 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:16,019 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:16,020 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:16,023 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:16,024 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:16,031 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:16,032 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:16,035 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:16,036 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:16,043 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:16,044 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:16,047 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:16,048 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:16,054 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:16,055 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:16,058 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:16,059 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:16,066 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:16,067 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:16,070 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:16,071 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:16,078 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:16,079 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:16,082 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:16,083 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:16,090 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:16,091 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:16,094 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:16,095 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:16,102 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:16,103 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:16,106 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:16,108 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:16,139 INFO L134 CoverageAnalysis]: Checked inductivity of 931 backedges. 166 proven. 345 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2021-05-02 12:34:16,139 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2042698688] provided 0 perfect and 1 imperfect interpolant sequences [2021-05-02 12:34:16,140 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-05-02 12:34:16,140 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [22, 21] total 25 [2021-05-02 12:34:16,140 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [691003422] [2021-05-02 12:34:16,140 INFO L460 AbstractCegarLoop]: Interpolant automaton has 25 states [2021-05-02 12:34:16,140 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-02 12:34:16,140 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2021-05-02 12:34:16,141 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=186, Invalid=414, Unknown=0, NotChecked=0, Total=600 [2021-05-02 12:34:16,141 INFO L87 Difference]: Start difference. First operand 137 states and 138 transitions. Second operand has 25 states, 25 states have (on average 2.52) internal successors, (63), 22 states have internal predecessors, (63), 17 states have call successors, (20), 4 states have call predecessors, (20), 1 states have return successors, (16), 16 states have call predecessors, (16), 16 states have call successors, (16) [2021-05-02 12:34:16,760 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-02 12:34:16,761 INFO L93 Difference]: Finished difference Result 150 states and 152 transitions. [2021-05-02 12:34:16,761 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-05-02 12:34:16,761 INFO L78 Accepts]: Start accepts. Automaton has has 25 states, 25 states have (on average 2.52) internal successors, (63), 22 states have internal predecessors, (63), 17 states have call successors, (20), 4 states have call predecessors, (20), 1 states have return successors, (16), 16 states have call predecessors, (16), 16 states have call successors, (16) Word has length 134 [2021-05-02 12:34:16,761 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-02 12:34:16,762 INFO L225 Difference]: With dead ends: 150 [2021-05-02 12:34:16,762 INFO L226 Difference]: Without dead ends: 148 [2021-05-02 12:34:16,762 INFO L779 BasicCegarLoop]: 0 DeclaredPredicates, 223 GetRequests, 179 SyntacticMatches, 0 SemanticMatches, 44 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 430 ImplicationChecksByTransitivity, 577.7ms TimeCoverageRelationStatistics Valid=550, Invalid=1520, Unknown=0, NotChecked=0, Total=2070 [2021-05-02 12:34:16,763 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 148 states. [2021-05-02 12:34:16,785 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 148 to 144. [2021-05-02 12:34:16,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 144 states, 106 states have (on average 1.0188679245283019) internal successors, (108), 107 states have internal predecessors, (108), 19 states have call successors, (19), 19 states have call predecessors, (19), 18 states have return successors, (18), 17 states have call predecessors, (18), 18 states have call successors, (18) [2021-05-02 12:34:16,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 144 states and 145 transitions. [2021-05-02 12:34:16,787 INFO L78 Accepts]: Start accepts. Automaton has 144 states and 145 transitions. Word has length 134 [2021-05-02 12:34:16,787 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-02 12:34:16,787 INFO L480 AbstractCegarLoop]: Abstraction has 144 states and 145 transitions. [2021-05-02 12:34:16,787 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 25 states, 25 states have (on average 2.52) internal successors, (63), 22 states have internal predecessors, (63), 17 states have call successors, (20), 4 states have call predecessors, (20), 1 states have return successors, (16), 16 states have call predecessors, (16), 16 states have call successors, (16) [2021-05-02 12:34:16,787 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 145 transitions. [2021-05-02 12:34:16,788 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2021-05-02 12:34:16,789 INFO L515 BasicCegarLoop]: Found error trace [2021-05-02 12:34:16,789 INFO L523 BasicCegarLoop]: trace histogram [17, 17, 17, 16, 16, 16, 16, 16, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-02 12:34:17,004 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable31,32 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-02 12:34:17,005 INFO L428 AbstractCegarLoop]: === Iteration 33 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-02 12:34:17,005 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-02 12:34:17,005 INFO L82 PathProgramCache]: Analyzing trace with hash -1641106842, now seen corresponding path program 31 times [2021-05-02 12:34:17,005 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-02 12:34:17,005 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1208048676] [2021-05-02 12:34:17,005 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-02 12:34:17,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:17,495 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-02 12:34:17,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:17,498 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2021-05-02 12:34:17,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:17,499 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2021-05-02 12:34:17,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:17,500 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2021-05-02 12:34:17,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:17,502 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2021-05-02 12:34:17,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:17,503 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2021-05-02 12:34:17,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:17,504 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2021-05-02 12:34:17,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:17,505 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2021-05-02 12:34:17,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:17,506 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2021-05-02 12:34:17,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:17,507 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2021-05-02 12:34:17,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:17,509 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2021-05-02 12:34:17,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:17,510 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2021-05-02 12:34:17,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:17,511 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2021-05-02 12:34:17,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:17,512 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2021-05-02 12:34:17,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:17,513 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2021-05-02 12:34:17,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:17,516 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2021-05-02 12:34:17,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:17,518 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2021-05-02 12:34:17,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:17,520 INFO L134 CoverageAnalysis]: Checked inductivity of 1040 backedges. 378 proven. 182 refuted. 0 times theorem prover too weak. 480 trivial. 0 not checked. [2021-05-02 12:34:17,520 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-05-02 12:34:17,520 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1208048676] [2021-05-02 12:34:17,520 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1208048676] provided 0 perfect and 1 imperfect interpolant sequences [2021-05-02 12:34:17,520 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2115872631] [2021-05-02 12:34:17,520 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 33 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 33 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-02 12:34:17,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:17,603 INFO L263 TraceCheckSpWp]: Trace formula consists of 384 conjuncts, 36 conjunts are in the unsatisfiable core [2021-05-02 12:34:17,609 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-05-02 12:34:17,630 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:17,631 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:17,633 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:17,634 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:17,636 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:17,637 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:17,639 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:17,640 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:17,641 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:17,642 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:17,644 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:17,645 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:17,647 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:17,647 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:17,649 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:17,650 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:17,652 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:17,653 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:17,654 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:17,655 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:17,657 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:17,658 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:17,660 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:17,661 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:17,662 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:17,663 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:17,665 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:17,666 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:17,668 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:17,669 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:17,671 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:17,671 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:17,674 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:17,701 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:17,702 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:17,703 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:17,703 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:17,711 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:17,712 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:17,739 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:17,739 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:17,740 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:17,741 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:17,748 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:17,749 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:17,785 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:17,786 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:17,787 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:17,787 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:17,795 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:17,796 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:17,826 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:17,827 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:17,828 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:17,828 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:17,836 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:17,837 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:17,868 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:17,869 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:17,870 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:17,870 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:17,878 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:17,879 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:17,910 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:17,910 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:17,911 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:17,911 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:17,918 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:17,919 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:17,954 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:17,954 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:17,955 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:17,955 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:17,965 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:17,966 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:17,996 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:17,996 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:17,997 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:17,997 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:18,004 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:18,005 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:18,036 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:18,036 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:18,037 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:18,038 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:18,044 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:18,045 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:18,084 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:18,084 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:18,085 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:18,086 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:18,096 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:18,097 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:18,145 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:18,149 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:18,150 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:18,150 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:18,157 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:18,158 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:18,211 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:18,211 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:18,212 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:18,213 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:18,221 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:18,222 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:18,259 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:18,259 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:18,260 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:18,260 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:18,267 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:18,268 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:18,314 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:18,314 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:18,315 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:18,315 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:18,323 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:18,324 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:18,368 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:18,369 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:18,370 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:18,370 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:18,377 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:18,377 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:18,417 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:18,417 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:18,418 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:18,418 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:18,425 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:18,426 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:18,475 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:18,480 INFO L134 CoverageAnalysis]: Checked inductivity of 1040 backedges. 424 proven. 136 refuted. 0 times theorem prover too weak. 480 trivial. 0 not checked. [2021-05-02 12:34:18,481 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2115872631] provided 0 perfect and 1 imperfect interpolant sequences [2021-05-02 12:34:18,481 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-05-02 12:34:18,481 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [38, 37] total 56 [2021-05-02 12:34:18,481 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [439947708] [2021-05-02 12:34:18,481 INFO L460 AbstractCegarLoop]: Interpolant automaton has 56 states [2021-05-02 12:34:18,481 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-02 12:34:18,482 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 56 interpolants. [2021-05-02 12:34:18,482 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=673, Invalid=2407, Unknown=0, NotChecked=0, Total=3080 [2021-05-02 12:34:18,482 INFO L87 Difference]: Start difference. First operand 144 states and 145 transitions. Second operand has 56 states, 56 states have (on average 1.7321428571428572) internal successors, (97), 55 states have internal predecessors, (97), 34 states have call successors, (36), 3 states have call predecessors, (36), 1 states have return successors, (33), 33 states have call predecessors, (33), 33 states have call successors, (33) [2021-05-02 12:34:19,901 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-02 12:34:19,902 INFO L93 Difference]: Finished difference Result 204 states and 222 transitions. [2021-05-02 12:34:19,902 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2021-05-02 12:34:19,902 INFO L78 Accepts]: Start accepts. Automaton has has 56 states, 56 states have (on average 1.7321428571428572) internal successors, (97), 55 states have internal predecessors, (97), 34 states have call successors, (36), 3 states have call predecessors, (36), 1 states have return successors, (33), 33 states have call predecessors, (33), 33 states have call successors, (33) Word has length 141 [2021-05-02 12:34:19,903 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-02 12:34:19,903 INFO L225 Difference]: With dead ends: 204 [2021-05-02 12:34:19,903 INFO L226 Difference]: Without dead ends: 145 [2021-05-02 12:34:19,904 INFO L779 BasicCegarLoop]: 0 DeclaredPredicates, 246 GetRequests, 157 SyntacticMatches, 0 SemanticMatches, 89 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2145 ImplicationChecksByTransitivity, 1868.0ms TimeCoverageRelationStatistics Valid=1549, Invalid=6641, Unknown=0, NotChecked=0, Total=8190 [2021-05-02 12:34:19,904 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 145 states. [2021-05-02 12:34:19,915 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 145 to 145. [2021-05-02 12:34:19,915 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 145 states, 107 states have (on average 1.0186915887850467) internal successors, (109), 108 states have internal predecessors, (109), 19 states have call successors, (19), 19 states have call predecessors, (19), 18 states have return successors, (18), 17 states have call predecessors, (18), 18 states have call successors, (18) [2021-05-02 12:34:19,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 145 states and 146 transitions. [2021-05-02 12:34:19,916 INFO L78 Accepts]: Start accepts. Automaton has 145 states and 146 transitions. Word has length 141 [2021-05-02 12:34:19,916 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-02 12:34:19,916 INFO L480 AbstractCegarLoop]: Abstraction has 145 states and 146 transitions. [2021-05-02 12:34:19,916 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 56 states, 56 states have (on average 1.7321428571428572) internal successors, (97), 55 states have internal predecessors, (97), 34 states have call successors, (36), 3 states have call predecessors, (36), 1 states have return successors, (33), 33 states have call predecessors, (33), 33 states have call successors, (33) [2021-05-02 12:34:19,916 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 146 transitions. [2021-05-02 12:34:19,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2021-05-02 12:34:19,917 INFO L515 BasicCegarLoop]: Found error trace [2021-05-02 12:34:19,917 INFO L523 BasicCegarLoop]: trace histogram [17, 17, 17, 17, 16, 16, 16, 16, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-02 12:34:20,139 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 33 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable32 [2021-05-02 12:34:20,140 INFO L428 AbstractCegarLoop]: === Iteration 34 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-02 12:34:20,140 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-02 12:34:20,140 INFO L82 PathProgramCache]: Analyzing trace with hash -1074188498, now seen corresponding path program 32 times [2021-05-02 12:34:20,140 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-02 12:34:20,140 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1649321021] [2021-05-02 12:34:20,140 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-02 12:34:20,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:20,370 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-02 12:34:20,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:20,372 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2021-05-02 12:34:20,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:20,373 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-05-02 12:34:20,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:20,389 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2021-05-02 12:34:20,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:20,391 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2021-05-02 12:34:20,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:20,392 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2021-05-02 12:34:20,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:20,394 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2021-05-02 12:34:20,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:20,395 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2021-05-02 12:34:20,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:20,397 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2021-05-02 12:34:20,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:20,400 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2021-05-02 12:34:20,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:20,402 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2021-05-02 12:34:20,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:20,405 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2021-05-02 12:34:20,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:20,407 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2021-05-02 12:34:20,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:20,408 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2021-05-02 12:34:20,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:20,410 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2021-05-02 12:34:20,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:20,411 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2021-05-02 12:34:20,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:20,413 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2021-05-02 12:34:20,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:20,415 INFO L134 CoverageAnalysis]: Checked inductivity of 1057 backedges. 168 proven. 409 refuted. 0 times theorem prover too weak. 480 trivial. 0 not checked. [2021-05-02 12:34:20,415 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-05-02 12:34:20,415 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1649321021] [2021-05-02 12:34:20,416 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1649321021] provided 0 perfect and 1 imperfect interpolant sequences [2021-05-02 12:34:20,416 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1901933426] [2021-05-02 12:34:20,416 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 34 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 34 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-02 12:34:20,501 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-05-02 12:34:20,502 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-05-02 12:34:20,503 INFO L263 TraceCheckSpWp]: Trace formula consists of 389 conjuncts, 40 conjunts are in the unsatisfiable core [2021-05-02 12:34:20,511 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-05-02 12:34:20,524 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:20,525 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:20,527 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:20,528 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:20,529 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:20,530 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:20,532 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:20,532 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:20,534 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:20,535 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:20,536 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:20,537 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:20,539 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:20,539 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:20,542 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:20,542 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:20,544 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:20,545 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:20,546 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:20,547 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:20,549 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:20,549 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:20,551 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:20,552 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:20,553 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:20,554 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:20,556 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:20,556 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:20,558 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:20,559 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:20,560 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:20,561 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:20,563 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:20,563 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:20,568 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:20,569 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:20,575 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:20,576 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:20,579 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:20,579 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:20,586 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:20,586 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:20,589 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:20,590 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:20,596 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:20,596 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:20,599 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:20,600 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:20,606 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:20,607 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:20,609 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:20,610 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:20,616 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:20,617 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:20,619 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:20,620 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:20,628 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:20,629 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:20,631 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:20,632 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:20,638 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:20,639 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:20,641 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:20,642 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:20,648 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:20,649 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:20,652 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:20,652 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:20,658 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:20,659 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:20,662 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:20,662 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:20,683 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:20,684 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:20,687 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:20,687 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:20,693 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:20,694 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:20,697 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:20,697 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:20,703 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:20,704 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:20,706 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:20,707 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:20,713 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:20,714 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:20,716 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:20,717 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:20,723 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:20,724 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:20,726 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:20,727 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:20,733 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:20,734 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:20,736 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:20,737 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:20,743 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:20,744 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:20,747 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:20,747 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:20,775 INFO L134 CoverageAnalysis]: Checked inductivity of 1057 backedges. 185 proven. 392 refuted. 0 times theorem prover too weak. 480 trivial. 0 not checked. [2021-05-02 12:34:20,776 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1901933426] provided 0 perfect and 1 imperfect interpolant sequences [2021-05-02 12:34:20,776 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-05-02 12:34:20,776 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [23, 22] total 26 [2021-05-02 12:34:20,776 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1351864929] [2021-05-02 12:34:20,776 INFO L460 AbstractCegarLoop]: Interpolant automaton has 26 states [2021-05-02 12:34:20,776 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-02 12:34:20,777 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 26 interpolants. [2021-05-02 12:34:20,777 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=205, Invalid=445, Unknown=0, NotChecked=0, Total=650 [2021-05-02 12:34:20,777 INFO L87 Difference]: Start difference. First operand 145 states and 146 transitions. Second operand has 26 states, 26 states have (on average 2.5384615384615383) internal successors, (66), 23 states have internal predecessors, (66), 18 states have call successors, (21), 4 states have call predecessors, (21), 1 states have return successors, (17), 17 states have call predecessors, (17), 17 states have call successors, (17) [2021-05-02 12:34:21,505 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-02 12:34:21,506 INFO L93 Difference]: Finished difference Result 158 states and 160 transitions. [2021-05-02 12:34:21,506 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-05-02 12:34:21,506 INFO L78 Accepts]: Start accepts. Automaton has has 26 states, 26 states have (on average 2.5384615384615383) internal successors, (66), 23 states have internal predecessors, (66), 18 states have call successors, (21), 4 states have call predecessors, (21), 1 states have return successors, (17), 17 states have call predecessors, (17), 17 states have call successors, (17) Word has length 142 [2021-05-02 12:34:21,506 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-02 12:34:21,507 INFO L225 Difference]: With dead ends: 158 [2021-05-02 12:34:21,507 INFO L226 Difference]: Without dead ends: 156 [2021-05-02 12:34:21,507 INFO L779 BasicCegarLoop]: 0 DeclaredPredicates, 236 GetRequests, 190 SyntacticMatches, 0 SemanticMatches, 46 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 465 ImplicationChecksByTransitivity, 640.0ms TimeCoverageRelationStatistics Valid=607, Invalid=1649, Unknown=0, NotChecked=0, Total=2256 [2021-05-02 12:34:21,507 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 156 states. [2021-05-02 12:34:21,518 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 156 to 152. [2021-05-02 12:34:21,519 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 152 states, 112 states have (on average 1.0178571428571428) internal successors, (114), 113 states have internal predecessors, (114), 20 states have call successors, (20), 20 states have call predecessors, (20), 19 states have return successors, (19), 18 states have call predecessors, (19), 19 states have call successors, (19) [2021-05-02 12:34:21,519 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 152 states and 153 transitions. [2021-05-02 12:34:21,519 INFO L78 Accepts]: Start accepts. Automaton has 152 states and 153 transitions. Word has length 142 [2021-05-02 12:34:21,520 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-02 12:34:21,520 INFO L480 AbstractCegarLoop]: Abstraction has 152 states and 153 transitions. [2021-05-02 12:34:21,520 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 26 states, 26 states have (on average 2.5384615384615383) internal successors, (66), 23 states have internal predecessors, (66), 18 states have call successors, (21), 4 states have call predecessors, (21), 1 states have return successors, (17), 17 states have call predecessors, (17), 17 states have call successors, (17) [2021-05-02 12:34:21,520 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 153 transitions. [2021-05-02 12:34:21,520 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2021-05-02 12:34:21,520 INFO L515 BasicCegarLoop]: Found error trace [2021-05-02 12:34:21,521 INFO L523 BasicCegarLoop]: trace histogram [18, 18, 18, 17, 17, 17, 17, 17, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-02 12:34:21,740 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable33,34 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-02 12:34:21,741 INFO L428 AbstractCegarLoop]: === Iteration 35 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-02 12:34:21,741 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-02 12:34:21,741 INFO L82 PathProgramCache]: Analyzing trace with hash -739994236, now seen corresponding path program 33 times [2021-05-02 12:34:21,741 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-02 12:34:21,741 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1503231633] [2021-05-02 12:34:21,741 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-02 12:34:21,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:22,299 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-02 12:34:22,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:22,301 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2021-05-02 12:34:22,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:22,303 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-05-02 12:34:22,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:22,304 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2021-05-02 12:34:22,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:22,307 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2021-05-02 12:34:22,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:22,309 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2021-05-02 12:34:22,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:22,310 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2021-05-02 12:34:22,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:22,316 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2021-05-02 12:34:22,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:22,318 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2021-05-02 12:34:22,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:22,319 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2021-05-02 12:34:22,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:22,321 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2021-05-02 12:34:22,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:22,322 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2021-05-02 12:34:22,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:22,323 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2021-05-02 12:34:22,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:22,324 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2021-05-02 12:34:22,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:22,325 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2021-05-02 12:34:22,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:22,326 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2021-05-02 12:34:22,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:22,328 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2021-05-02 12:34:22,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:22,329 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2021-05-02 12:34:22,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:22,331 INFO L134 CoverageAnalysis]: Checked inductivity of 1173 backedges. 427 proven. 202 refuted. 0 times theorem prover too weak. 544 trivial. 0 not checked. [2021-05-02 12:34:22,331 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-05-02 12:34:22,331 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1503231633] [2021-05-02 12:34:22,331 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1503231633] provided 0 perfect and 1 imperfect interpolant sequences [2021-05-02 12:34:22,332 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1213788595] [2021-05-02 12:34:22,332 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 35 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 35 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-02 12:34:22,429 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 18 check-sat command(s) [2021-05-02 12:34:22,429 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-05-02 12:34:22,430 INFO L263 TraceCheckSpWp]: Trace formula consists of 403 conjuncts, 38 conjunts are in the unsatisfiable core [2021-05-02 12:34:22,433 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-05-02 12:34:22,457 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:22,458 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:22,459 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:22,460 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:22,462 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:22,462 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:22,464 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:22,465 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:22,466 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:22,467 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:22,469 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:22,469 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:22,471 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:22,472 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:22,473 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:22,474 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:22,476 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:22,476 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:22,478 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:22,479 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:22,480 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:22,481 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:22,483 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:22,483 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:22,485 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:22,486 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:22,487 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:22,488 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:22,490 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:22,490 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:22,492 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:22,493 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:22,494 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:22,495 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:22,497 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:22,522 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:22,522 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:22,523 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:22,523 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:22,530 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:22,531 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:22,557 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:22,557 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:22,558 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:22,558 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:22,565 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:22,566 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:22,592 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:22,592 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:22,593 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:22,593 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:22,600 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:22,601 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:22,628 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:22,628 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:22,629 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:22,629 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:22,636 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:22,637 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:22,676 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:22,676 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:22,677 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:22,678 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:22,684 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:22,685 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:22,714 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:22,715 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:22,716 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:22,716 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:22,737 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:22,738 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:22,768 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:22,769 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:22,770 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:22,770 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:22,777 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:22,778 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:22,810 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:22,810 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:22,811 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:22,812 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:22,819 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:22,820 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:22,862 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:22,862 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:22,863 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:22,863 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:22,870 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:22,871 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:22,905 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:22,906 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:22,906 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:22,907 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:22,913 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:22,914 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:22,949 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:22,950 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:22,951 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:22,951 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:22,958 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:22,959 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:22,995 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:22,996 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:22,996 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:22,997 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:23,004 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:23,005 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:23,042 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:23,042 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:23,043 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:23,043 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:23,050 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:23,051 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:23,090 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:23,090 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:23,091 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:23,091 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:23,098 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:23,099 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:23,150 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:23,150 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:23,151 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:23,151 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:23,158 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:23,159 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:23,200 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:23,200 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:23,201 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:23,201 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:23,208 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:23,209 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:23,253 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:23,253 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:23,254 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:23,260 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:23,267 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:23,268 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:23,310 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:23,315 INFO L134 CoverageAnalysis]: Checked inductivity of 1173 backedges. 476 proven. 153 refuted. 0 times theorem prover too weak. 544 trivial. 0 not checked. [2021-05-02 12:34:23,315 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1213788595] provided 0 perfect and 1 imperfect interpolant sequences [2021-05-02 12:34:23,315 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-05-02 12:34:23,316 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [40, 39] total 59 [2021-05-02 12:34:23,316 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1408758717] [2021-05-02 12:34:23,316 INFO L460 AbstractCegarLoop]: Interpolant automaton has 59 states [2021-05-02 12:34:23,316 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-02 12:34:23,317 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 59 interpolants. [2021-05-02 12:34:23,317 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=748, Invalid=2674, Unknown=0, NotChecked=0, Total=3422 [2021-05-02 12:34:23,317 INFO L87 Difference]: Start difference. First operand 152 states and 153 transitions. Second operand has 59 states, 59 states have (on average 1.728813559322034) internal successors, (102), 58 states have internal predecessors, (102), 36 states have call successors, (38), 3 states have call predecessors, (38), 1 states have return successors, (35), 35 states have call predecessors, (35), 35 states have call successors, (35) [2021-05-02 12:34:24,927 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-02 12:34:24,927 INFO L93 Difference]: Finished difference Result 215 states and 234 transitions. [2021-05-02 12:34:24,927 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2021-05-02 12:34:24,928 INFO L78 Accepts]: Start accepts. Automaton has has 59 states, 59 states have (on average 1.728813559322034) internal successors, (102), 58 states have internal predecessors, (102), 36 states have call successors, (38), 3 states have call predecessors, (38), 1 states have return successors, (35), 35 states have call predecessors, (35), 35 states have call successors, (35) Word has length 149 [2021-05-02 12:34:24,928 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-02 12:34:24,928 INFO L225 Difference]: With dead ends: 215 [2021-05-02 12:34:24,928 INFO L226 Difference]: Without dead ends: 153 [2021-05-02 12:34:24,930 INFO L779 BasicCegarLoop]: 0 DeclaredPredicates, 260 GetRequests, 166 SyntacticMatches, 0 SemanticMatches, 94 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2398 ImplicationChecksByTransitivity, 2055.4ms TimeCoverageRelationStatistics Valid=1720, Invalid=7400, Unknown=0, NotChecked=0, Total=9120 [2021-05-02 12:34:24,930 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 153 states. [2021-05-02 12:34:24,942 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 153 to 153. [2021-05-02 12:34:24,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 153 states, 113 states have (on average 1.0176991150442478) internal successors, (115), 114 states have internal predecessors, (115), 20 states have call successors, (20), 20 states have call predecessors, (20), 19 states have return successors, (19), 18 states have call predecessors, (19), 19 states have call successors, (19) [2021-05-02 12:34:24,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 153 states and 154 transitions. [2021-05-02 12:34:24,943 INFO L78 Accepts]: Start accepts. Automaton has 153 states and 154 transitions. Word has length 149 [2021-05-02 12:34:24,943 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-02 12:34:24,943 INFO L480 AbstractCegarLoop]: Abstraction has 153 states and 154 transitions. [2021-05-02 12:34:24,943 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 59 states, 59 states have (on average 1.728813559322034) internal successors, (102), 58 states have internal predecessors, (102), 36 states have call successors, (38), 3 states have call predecessors, (38), 1 states have return successors, (35), 35 states have call predecessors, (35), 35 states have call successors, (35) [2021-05-02 12:34:24,944 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 154 transitions. [2021-05-02 12:34:24,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2021-05-02 12:34:24,944 INFO L515 BasicCegarLoop]: Found error trace [2021-05-02 12:34:24,944 INFO L523 BasicCegarLoop]: trace histogram [18, 18, 18, 18, 17, 17, 17, 17, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-02 12:34:25,168 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 35 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable34 [2021-05-02 12:34:25,169 INFO L428 AbstractCegarLoop]: === Iteration 36 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-02 12:34:25,169 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-02 12:34:25,169 INFO L82 PathProgramCache]: Analyzing trace with hash -2031498676, now seen corresponding path program 34 times [2021-05-02 12:34:25,169 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-02 12:34:25,169 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1763554165] [2021-05-02 12:34:25,169 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-02 12:34:25,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:25,420 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-02 12:34:25,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:25,422 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2021-05-02 12:34:25,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:25,426 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2021-05-02 12:34:25,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:25,427 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2021-05-02 12:34:25,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:25,428 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2021-05-02 12:34:25,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:25,429 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2021-05-02 12:34:25,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:25,430 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2021-05-02 12:34:25,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:25,431 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2021-05-02 12:34:25,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:25,432 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2021-05-02 12:34:25,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:25,432 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2021-05-02 12:34:25,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:25,449 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2021-05-02 12:34:25,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:25,451 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2021-05-02 12:34:25,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:25,452 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2021-05-02 12:34:25,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:25,453 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2021-05-02 12:34:25,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:25,454 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2021-05-02 12:34:25,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:25,456 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2021-05-02 12:34:25,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:25,457 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2021-05-02 12:34:25,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:25,458 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2021-05-02 12:34:25,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:25,460 INFO L134 CoverageAnalysis]: Checked inductivity of 1191 backedges. 187 proven. 460 refuted. 0 times theorem prover too weak. 544 trivial. 0 not checked. [2021-05-02 12:34:25,460 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-05-02 12:34:25,460 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1763554165] [2021-05-02 12:34:25,460 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1763554165] provided 0 perfect and 1 imperfect interpolant sequences [2021-05-02 12:34:25,460 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1737125629] [2021-05-02 12:34:25,460 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 36 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 36 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-02 12:34:25,552 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-05-02 12:34:25,553 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-05-02 12:34:25,554 INFO L263 TraceCheckSpWp]: Trace formula consists of 408 conjuncts, 42 conjunts are in the unsatisfiable core [2021-05-02 12:34:25,557 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-05-02 12:34:25,571 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:25,572 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:25,574 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:25,575 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:25,576 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:25,577 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:25,579 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:25,580 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:25,581 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:25,582 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:25,584 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:25,585 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:25,587 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:25,587 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:25,589 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:25,590 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:25,592 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:25,593 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:25,595 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:25,596 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:25,597 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:25,598 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:25,600 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:25,601 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:25,603 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:25,603 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:25,605 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:25,606 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:25,608 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:25,609 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:25,610 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:25,611 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:25,613 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:25,614 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:25,616 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:25,616 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:25,622 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:25,623 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:25,629 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:25,630 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:25,633 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:25,634 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:25,640 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:25,641 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:25,644 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:25,645 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:25,652 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:25,652 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:25,655 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:25,656 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:25,663 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:25,664 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:25,667 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:25,667 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:25,674 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:25,675 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:25,678 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:25,679 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:25,685 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:25,686 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:25,689 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:25,690 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:25,697 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:25,698 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:25,700 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:25,701 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:25,708 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:25,709 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:25,712 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:25,713 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:25,719 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:25,720 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:25,723 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:25,724 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:25,730 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:25,731 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:25,734 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:25,735 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:25,742 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:25,743 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:25,745 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:25,746 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:25,753 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:25,754 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:25,757 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:25,758 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:25,764 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:25,765 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:25,768 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:25,769 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:25,775 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:25,776 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:25,779 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:25,780 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:25,786 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:25,787 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:25,790 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:25,791 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:25,798 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:25,799 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:25,802 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:25,803 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:25,809 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:25,811 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:25,814 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:25,814 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:25,848 INFO L134 CoverageAnalysis]: Checked inductivity of 1191 backedges. 205 proven. 442 refuted. 0 times theorem prover too weak. 544 trivial. 0 not checked. [2021-05-02 12:34:25,848 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1737125629] provided 0 perfect and 1 imperfect interpolant sequences [2021-05-02 12:34:25,848 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-05-02 12:34:25,848 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [24, 23] total 27 [2021-05-02 12:34:25,848 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [422837238] [2021-05-02 12:34:25,849 INFO L460 AbstractCegarLoop]: Interpolant automaton has 27 states [2021-05-02 12:34:25,849 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-02 12:34:25,849 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2021-05-02 12:34:25,849 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=225, Invalid=477, Unknown=0, NotChecked=0, Total=702 [2021-05-02 12:34:25,850 INFO L87 Difference]: Start difference. First operand 153 states and 154 transitions. Second operand has 27 states, 27 states have (on average 2.5555555555555554) internal successors, (69), 24 states have internal predecessors, (69), 19 states have call successors, (22), 4 states have call predecessors, (22), 1 states have return successors, (18), 18 states have call predecessors, (18), 18 states have call successors, (18) [2021-05-02 12:34:26,561 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-02 12:34:26,561 INFO L93 Difference]: Finished difference Result 166 states and 168 transitions. [2021-05-02 12:34:26,562 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-05-02 12:34:26,562 INFO L78 Accepts]: Start accepts. Automaton has has 27 states, 27 states have (on average 2.5555555555555554) internal successors, (69), 24 states have internal predecessors, (69), 19 states have call successors, (22), 4 states have call predecessors, (22), 1 states have return successors, (18), 18 states have call predecessors, (18), 18 states have call successors, (18) Word has length 150 [2021-05-02 12:34:26,562 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-02 12:34:26,563 INFO L225 Difference]: With dead ends: 166 [2021-05-02 12:34:26,563 INFO L226 Difference]: Without dead ends: 164 [2021-05-02 12:34:26,563 INFO L779 BasicCegarLoop]: 0 DeclaredPredicates, 249 GetRequests, 201 SyntacticMatches, 0 SemanticMatches, 48 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 501 ImplicationChecksByTransitivity, 663.2ms TimeCoverageRelationStatistics Valid=667, Invalid=1783, Unknown=0, NotChecked=0, Total=2450 [2021-05-02 12:34:26,563 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 164 states. [2021-05-02 12:34:26,573 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 164 to 160. [2021-05-02 12:34:26,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 160 states, 118 states have (on average 1.0169491525423728) internal successors, (120), 119 states have internal predecessors, (120), 21 states have call successors, (21), 21 states have call predecessors, (21), 20 states have return successors, (20), 19 states have call predecessors, (20), 20 states have call successors, (20) [2021-05-02 12:34:26,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 160 states and 161 transitions. [2021-05-02 12:34:26,574 INFO L78 Accepts]: Start accepts. Automaton has 160 states and 161 transitions. Word has length 150 [2021-05-02 12:34:26,574 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-02 12:34:26,574 INFO L480 AbstractCegarLoop]: Abstraction has 160 states and 161 transitions. [2021-05-02 12:34:26,574 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 27 states, 27 states have (on average 2.5555555555555554) internal successors, (69), 24 states have internal predecessors, (69), 19 states have call successors, (22), 4 states have call predecessors, (22), 1 states have return successors, (18), 18 states have call predecessors, (18), 18 states have call successors, (18) [2021-05-02 12:34:26,574 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 161 transitions. [2021-05-02 12:34:26,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2021-05-02 12:34:26,575 INFO L515 BasicCegarLoop]: Found error trace [2021-05-02 12:34:26,575 INFO L523 BasicCegarLoop]: trace histogram [19, 19, 19, 18, 18, 18, 18, 18, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-02 12:34:26,775 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable35,36 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-02 12:34:26,776 INFO L428 AbstractCegarLoop]: === Iteration 37 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-02 12:34:26,776 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-02 12:34:26,776 INFO L82 PathProgramCache]: Analyzing trace with hash -511517530, now seen corresponding path program 35 times [2021-05-02 12:34:26,776 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-02 12:34:26,776 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1965247071] [2021-05-02 12:34:26,776 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-02 12:34:26,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:27,338 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-02 12:34:27,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:27,343 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2021-05-02 12:34:27,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:27,345 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2021-05-02 12:34:27,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:27,349 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2021-05-02 12:34:27,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:27,351 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2021-05-02 12:34:27,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:27,355 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2021-05-02 12:34:27,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:27,356 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2021-05-02 12:34:27,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:27,357 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2021-05-02 12:34:27,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:27,373 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2021-05-02 12:34:27,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:27,375 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2021-05-02 12:34:27,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:27,377 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2021-05-02 12:34:27,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:27,382 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2021-05-02 12:34:27,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:27,385 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2021-05-02 12:34:27,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:27,386 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2021-05-02 12:34:27,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:27,388 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2021-05-02 12:34:27,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:27,389 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2021-05-02 12:34:27,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:27,390 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2021-05-02 12:34:27,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:27,391 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2021-05-02 12:34:27,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:27,392 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-05-02 12:34:27,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:27,394 INFO L134 CoverageAnalysis]: Checked inductivity of 1314 backedges. 479 proven. 223 refuted. 0 times theorem prover too weak. 612 trivial. 0 not checked. [2021-05-02 12:34:27,394 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-05-02 12:34:27,395 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1965247071] [2021-05-02 12:34:27,395 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1965247071] provided 0 perfect and 1 imperfect interpolant sequences [2021-05-02 12:34:27,395 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2121117416] [2021-05-02 12:34:27,395 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 37 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 37 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-02 12:34:27,489 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 19 check-sat command(s) [2021-05-02 12:34:27,489 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-05-02 12:34:27,490 INFO L263 TraceCheckSpWp]: Trace formula consists of 422 conjuncts, 40 conjunts are in the unsatisfiable core [2021-05-02 12:34:27,492 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-05-02 12:34:27,512 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:27,513 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:27,515 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:27,516 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:27,517 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:27,518 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:27,519 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:27,520 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:27,522 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:27,523 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:27,524 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:27,525 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:27,527 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:27,527 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:27,529 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:27,530 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:27,531 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:27,532 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:27,534 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:27,534 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:27,536 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:27,537 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:27,538 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:27,539 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:27,541 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:27,541 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:27,543 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:27,544 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:27,545 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:27,546 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:27,548 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:27,548 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:27,550 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:27,551 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:27,552 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:27,553 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:27,555 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:27,581 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:27,581 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:27,582 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:27,582 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:27,603 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:27,604 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:27,630 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:27,630 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:27,631 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:27,631 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:27,638 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:27,639 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:27,665 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:27,666 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:27,666 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:27,667 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:27,673 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:27,674 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:27,702 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:27,702 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:27,703 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:27,703 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:27,710 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:27,711 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:27,739 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:27,740 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:27,741 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:27,741 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:27,748 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:27,749 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:27,779 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:27,780 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:27,780 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:27,781 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:27,787 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:27,788 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:27,819 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:27,820 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:27,821 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:27,821 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:27,828 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:27,829 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:27,861 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:27,861 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:27,862 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:27,862 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:27,869 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:27,870 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:27,913 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:27,914 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:27,915 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:27,915 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:27,925 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:27,926 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:27,965 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:27,966 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:27,966 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:27,967 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:27,974 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:27,974 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:28,011 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:28,011 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:28,012 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:28,013 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:28,020 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:28,021 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:28,057 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:28,058 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:28,058 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:28,059 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:28,065 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:28,066 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:28,104 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:28,105 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:28,106 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:28,106 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:28,113 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:28,113 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:28,152 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:28,153 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:28,154 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:28,154 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:28,161 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:28,162 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:28,201 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:28,202 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:28,203 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:28,203 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:28,210 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:28,210 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:28,257 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:28,257 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:28,258 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:28,258 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:28,265 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:28,266 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:28,308 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:28,309 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:28,309 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:28,310 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:28,317 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:28,317 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:28,361 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:28,362 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:28,363 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:28,363 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:28,370 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:28,375 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:28,419 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:28,434 INFO L134 CoverageAnalysis]: Checked inductivity of 1314 backedges. 531 proven. 171 refuted. 0 times theorem prover too weak. 612 trivial. 0 not checked. [2021-05-02 12:34:28,434 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2121117416] provided 0 perfect and 1 imperfect interpolant sequences [2021-05-02 12:34:28,435 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-05-02 12:34:28,435 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [42, 41] total 62 [2021-05-02 12:34:28,435 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [692808559] [2021-05-02 12:34:28,435 INFO L460 AbstractCegarLoop]: Interpolant automaton has 62 states [2021-05-02 12:34:28,435 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-02 12:34:28,436 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 62 interpolants. [2021-05-02 12:34:28,436 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=827, Invalid=2955, Unknown=0, NotChecked=0, Total=3782 [2021-05-02 12:34:28,436 INFO L87 Difference]: Start difference. First operand 160 states and 161 transitions. Second operand has 62 states, 62 states have (on average 1.7258064516129032) internal successors, (107), 61 states have internal predecessors, (107), 38 states have call successors, (40), 3 states have call predecessors, (40), 1 states have return successors, (37), 37 states have call predecessors, (37), 37 states have call successors, (37) [2021-05-02 12:34:30,208 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-02 12:34:30,208 INFO L93 Difference]: Finished difference Result 226 states and 246 transitions. [2021-05-02 12:34:30,208 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2021-05-02 12:34:30,209 INFO L78 Accepts]: Start accepts. Automaton has has 62 states, 62 states have (on average 1.7258064516129032) internal successors, (107), 61 states have internal predecessors, (107), 38 states have call successors, (40), 3 states have call predecessors, (40), 1 states have return successors, (37), 37 states have call predecessors, (37), 37 states have call successors, (37) Word has length 157 [2021-05-02 12:34:30,209 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-02 12:34:30,209 INFO L225 Difference]: With dead ends: 226 [2021-05-02 12:34:30,209 INFO L226 Difference]: Without dead ends: 161 [2021-05-02 12:34:30,211 INFO L779 BasicCegarLoop]: 0 DeclaredPredicates, 274 GetRequests, 175 SyntacticMatches, 0 SemanticMatches, 99 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2665 ImplicationChecksByTransitivity, 2234.0ms TimeCoverageRelationStatistics Valid=1900, Invalid=8200, Unknown=0, NotChecked=0, Total=10100 [2021-05-02 12:34:30,211 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 161 states. [2021-05-02 12:34:30,237 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 161 to 161. [2021-05-02 12:34:30,237 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 161 states, 119 states have (on average 1.0168067226890756) internal successors, (121), 120 states have internal predecessors, (121), 21 states have call successors, (21), 21 states have call predecessors, (21), 20 states have return successors, (20), 19 states have call predecessors, (20), 20 states have call successors, (20) [2021-05-02 12:34:30,238 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161 states to 161 states and 162 transitions. [2021-05-02 12:34:30,238 INFO L78 Accepts]: Start accepts. Automaton has 161 states and 162 transitions. Word has length 157 [2021-05-02 12:34:30,238 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-02 12:34:30,238 INFO L480 AbstractCegarLoop]: Abstraction has 161 states and 162 transitions. [2021-05-02 12:34:30,238 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 62 states, 62 states have (on average 1.7258064516129032) internal successors, (107), 61 states have internal predecessors, (107), 38 states have call successors, (40), 3 states have call predecessors, (40), 1 states have return successors, (37), 37 states have call predecessors, (37), 37 states have call successors, (37) [2021-05-02 12:34:30,238 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 162 transitions. [2021-05-02 12:34:30,239 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2021-05-02 12:34:30,239 INFO L515 BasicCegarLoop]: Found error trace [2021-05-02 12:34:30,239 INFO L523 BasicCegarLoop]: trace histogram [19, 19, 19, 19, 18, 18, 18, 18, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-02 12:34:30,452 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 37 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable36 [2021-05-02 12:34:30,453 INFO L428 AbstractCegarLoop]: === Iteration 38 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-02 12:34:30,453 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-02 12:34:30,453 INFO L82 PathProgramCache]: Analyzing trace with hash 2072693102, now seen corresponding path program 36 times [2021-05-02 12:34:30,453 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-02 12:34:30,453 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1105000413] [2021-05-02 12:34:30,453 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-02 12:34:30,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:30,741 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-02 12:34:30,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:30,743 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2021-05-02 12:34:30,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:30,745 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2021-05-02 12:34:30,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:30,746 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2021-05-02 12:34:30,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:30,747 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2021-05-02 12:34:30,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:30,748 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2021-05-02 12:34:30,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:30,749 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2021-05-02 12:34:30,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:30,750 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2021-05-02 12:34:30,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:30,751 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2021-05-02 12:34:30,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:30,752 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2021-05-02 12:34:30,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:30,754 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2021-05-02 12:34:30,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:30,755 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2021-05-02 12:34:30,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:30,756 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2021-05-02 12:34:30,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:30,759 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2021-05-02 12:34:30,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:30,761 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2021-05-02 12:34:30,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:30,762 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2021-05-02 12:34:30,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:30,763 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2021-05-02 12:34:30,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:30,764 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2021-05-02 12:34:30,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:30,765 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2021-05-02 12:34:30,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:30,767 INFO L134 CoverageAnalysis]: Checked inductivity of 1333 backedges. 207 proven. 514 refuted. 0 times theorem prover too weak. 612 trivial. 0 not checked. [2021-05-02 12:34:30,767 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-05-02 12:34:30,767 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1105000413] [2021-05-02 12:34:30,767 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1105000413] provided 0 perfect and 1 imperfect interpolant sequences [2021-05-02 12:34:30,767 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [152621255] [2021-05-02 12:34:30,767 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 38 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 38 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-02 12:34:30,874 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 19 check-sat command(s) [2021-05-02 12:34:30,874 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-05-02 12:34:30,875 INFO L263 TraceCheckSpWp]: Trace formula consists of 427 conjuncts, 46 conjunts are in the unsatisfiable core [2021-05-02 12:34:30,877 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-05-02 12:34:30,890 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:30,891 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:30,893 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:30,893 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:30,895 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:30,896 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:30,913 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:30,914 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:30,916 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:30,917 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:30,918 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:30,919 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:30,921 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:30,922 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:30,924 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:30,925 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:30,927 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:30,928 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:30,929 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:30,930 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:30,932 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:30,933 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:30,935 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:30,936 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:30,937 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:30,938 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:30,940 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:30,941 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:30,943 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:30,944 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:30,946 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:30,947 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:30,949 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:30,949 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:30,951 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:30,952 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:30,954 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:30,955 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:30,961 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:30,961 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:30,969 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:30,970 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:30,973 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:30,974 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:30,981 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:30,982 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:30,985 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:30,986 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:30,993 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:30,994 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:30,997 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:30,998 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:31,005 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:31,006 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:31,009 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:31,010 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:31,017 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:31,018 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:31,021 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:31,022 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:31,028 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:31,028 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:31,031 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:31,032 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:31,038 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:31,038 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:31,041 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:31,042 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:31,048 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:31,049 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:31,051 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:31,052 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:31,058 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:31,059 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:31,061 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:31,062 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:31,068 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:31,069 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:31,072 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:31,073 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:31,079 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:31,079 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:31,082 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:31,083 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:31,089 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:31,090 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:31,092 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:31,093 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:31,099 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:31,100 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:31,103 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:31,104 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:31,110 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:31,111 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:31,113 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:31,114 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:31,120 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:31,121 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:31,124 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:31,125 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:31,131 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:31,132 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:31,134 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:31,135 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:31,141 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:31,142 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:31,145 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:31,145 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:31,152 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:31,152 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:31,155 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:31,156 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:31,186 INFO L134 CoverageAnalysis]: Checked inductivity of 1333 backedges. 226 proven. 495 refuted. 0 times theorem prover too weak. 612 trivial. 0 not checked. [2021-05-02 12:34:31,186 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [152621255] provided 0 perfect and 1 imperfect interpolant sequences [2021-05-02 12:34:31,186 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-05-02 12:34:31,186 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [25, 24] total 28 [2021-05-02 12:34:31,186 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1826429116] [2021-05-02 12:34:31,186 INFO L460 AbstractCegarLoop]: Interpolant automaton has 28 states [2021-05-02 12:34:31,187 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-02 12:34:31,187 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 28 interpolants. [2021-05-02 12:34:31,187 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=246, Invalid=510, Unknown=0, NotChecked=0, Total=756 [2021-05-02 12:34:31,187 INFO L87 Difference]: Start difference. First operand 161 states and 162 transitions. Second operand has 28 states, 28 states have (on average 2.5714285714285716) internal successors, (72), 25 states have internal predecessors, (72), 20 states have call successors, (23), 4 states have call predecessors, (23), 1 states have return successors, (19), 19 states have call predecessors, (19), 19 states have call successors, (19) [2021-05-02 12:34:31,905 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-02 12:34:31,905 INFO L93 Difference]: Finished difference Result 174 states and 176 transitions. [2021-05-02 12:34:31,905 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2021-05-02 12:34:31,905 INFO L78 Accepts]: Start accepts. Automaton has has 28 states, 28 states have (on average 2.5714285714285716) internal successors, (72), 25 states have internal predecessors, (72), 20 states have call successors, (23), 4 states have call predecessors, (23), 1 states have return successors, (19), 19 states have call predecessors, (19), 19 states have call successors, (19) Word has length 158 [2021-05-02 12:34:31,906 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-02 12:34:31,907 INFO L225 Difference]: With dead ends: 174 [2021-05-02 12:34:31,907 INFO L226 Difference]: Without dead ends: 172 [2021-05-02 12:34:31,907 INFO L779 BasicCegarLoop]: 0 DeclaredPredicates, 262 GetRequests, 212 SyntacticMatches, 0 SemanticMatches, 50 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 538 ImplicationChecksByTransitivity, 708.5ms TimeCoverageRelationStatistics Valid=730, Invalid=1922, Unknown=0, NotChecked=0, Total=2652 [2021-05-02 12:34:31,907 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 172 states. [2021-05-02 12:34:31,918 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 172 to 168. [2021-05-02 12:34:31,918 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 168 states, 124 states have (on average 1.0161290322580645) internal successors, (126), 125 states have internal predecessors, (126), 22 states have call successors, (22), 22 states have call predecessors, (22), 21 states have return successors, (21), 20 states have call predecessors, (21), 21 states have call successors, (21) [2021-05-02 12:34:31,919 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 168 states and 169 transitions. [2021-05-02 12:34:31,919 INFO L78 Accepts]: Start accepts. Automaton has 168 states and 169 transitions. Word has length 158 [2021-05-02 12:34:31,919 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-02 12:34:31,919 INFO L480 AbstractCegarLoop]: Abstraction has 168 states and 169 transitions. [2021-05-02 12:34:31,920 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 28 states, 28 states have (on average 2.5714285714285716) internal successors, (72), 25 states have internal predecessors, (72), 20 states have call successors, (23), 4 states have call predecessors, (23), 1 states have return successors, (19), 19 states have call predecessors, (19), 19 states have call successors, (19) [2021-05-02 12:34:31,920 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 169 transitions. [2021-05-02 12:34:31,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2021-05-02 12:34:31,920 INFO L515 BasicCegarLoop]: Found error trace [2021-05-02 12:34:31,920 INFO L523 BasicCegarLoop]: trace histogram [20, 20, 20, 19, 19, 19, 19, 19, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-02 12:34:32,130 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 38 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable37 [2021-05-02 12:34:32,130 INFO L428 AbstractCegarLoop]: === Iteration 39 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-02 12:34:32,130 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-02 12:34:32,130 INFO L82 PathProgramCache]: Analyzing trace with hash -1870859452, now seen corresponding path program 37 times [2021-05-02 12:34:32,130 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-02 12:34:32,131 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1886458450] [2021-05-02 12:34:32,131 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-02 12:34:32,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:32,772 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-02 12:34:32,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:32,774 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2021-05-02 12:34:32,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:32,775 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2021-05-02 12:34:32,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:32,781 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2021-05-02 12:34:32,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:32,782 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2021-05-02 12:34:32,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:32,783 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2021-05-02 12:34:32,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:32,785 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2021-05-02 12:34:32,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:32,787 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2021-05-02 12:34:32,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:32,788 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2021-05-02 12:34:32,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:32,790 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2021-05-02 12:34:32,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:32,791 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2021-05-02 12:34:32,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:32,792 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2021-05-02 12:34:32,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:32,793 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2021-05-02 12:34:32,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:32,795 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2021-05-02 12:34:32,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:32,796 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2021-05-02 12:34:32,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:32,797 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2021-05-02 12:34:32,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:32,798 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2021-05-02 12:34:32,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:32,799 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2021-05-02 12:34:32,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:32,801 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2021-05-02 12:34:32,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:32,802 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2021-05-02 12:34:32,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:32,804 INFO L134 CoverageAnalysis]: Checked inductivity of 1463 backedges. 534 proven. 245 refuted. 0 times theorem prover too weak. 684 trivial. 0 not checked. [2021-05-02 12:34:32,804 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-05-02 12:34:32,804 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1886458450] [2021-05-02 12:34:32,804 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1886458450] provided 0 perfect and 1 imperfect interpolant sequences [2021-05-02 12:34:32,804 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [339296847] [2021-05-02 12:34:32,804 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 39 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 39 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-02 12:34:32,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:32,903 INFO L263 TraceCheckSpWp]: Trace formula consists of 441 conjuncts, 42 conjunts are in the unsatisfiable core [2021-05-02 12:34:32,905 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-05-02 12:34:32,927 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:32,928 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:32,929 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:32,930 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:32,932 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:32,933 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:32,934 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:32,935 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:32,937 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:32,937 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:32,941 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:32,942 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:32,944 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:32,945 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:32,946 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:32,947 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:32,949 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:32,950 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:32,951 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:32,952 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:32,954 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:32,955 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:32,956 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:32,957 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:32,959 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:32,960 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:32,961 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:32,962 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:32,964 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:32,964 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:32,966 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:32,967 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:32,969 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:32,970 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:32,972 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:32,972 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:32,974 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:32,975 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:32,977 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:33,004 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:33,005 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:33,006 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:33,006 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:33,013 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:33,014 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:33,040 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:33,041 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:33,042 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:33,042 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:33,049 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:33,050 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:33,078 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:33,078 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:33,079 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:33,079 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:33,086 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:33,088 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:33,137 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:33,138 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:33,138 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:33,139 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:33,147 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:33,148 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:33,183 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:33,183 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:33,184 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:33,185 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:33,192 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:33,193 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:33,227 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:33,228 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:33,229 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:33,229 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:33,236 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:33,238 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:33,273 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:33,273 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:33,274 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:33,275 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:33,282 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:33,283 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:33,321 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:33,322 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:33,323 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:33,323 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:33,331 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:33,332 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:33,372 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:33,373 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:33,374 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:33,374 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:33,381 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:33,383 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:33,453 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:33,454 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:33,455 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:33,455 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:33,462 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:33,464 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:33,504 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:33,504 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:33,505 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:33,505 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:33,513 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:33,514 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:33,555 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:33,556 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:33,557 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:33,557 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:33,565 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:33,566 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:33,613 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:33,614 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:33,615 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:33,615 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:33,622 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:33,624 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:33,668 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:33,669 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:33,670 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:33,670 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:33,678 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:33,679 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:33,722 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:33,723 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:33,723 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:33,724 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:33,732 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:33,733 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:33,775 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:33,776 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:33,777 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:33,777 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:33,784 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:33,785 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:33,829 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:33,829 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:33,830 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:33,831 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:33,838 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:33,839 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:33,885 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:33,885 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:33,886 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:33,886 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:33,893 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:33,894 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:33,940 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:33,941 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:33,942 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:33,942 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:33,949 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:33,950 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:34,014 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:34,020 INFO L134 CoverageAnalysis]: Checked inductivity of 1463 backedges. 589 proven. 190 refuted. 0 times theorem prover too weak. 684 trivial. 0 not checked. [2021-05-02 12:34:34,020 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [339296847] provided 0 perfect and 1 imperfect interpolant sequences [2021-05-02 12:34:34,020 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-05-02 12:34:34,021 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [44, 43] total 65 [2021-05-02 12:34:34,021 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1418946755] [2021-05-02 12:34:34,021 INFO L460 AbstractCegarLoop]: Interpolant automaton has 65 states [2021-05-02 12:34:34,021 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-02 12:34:34,021 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 65 interpolants. [2021-05-02 12:34:34,022 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=910, Invalid=3250, Unknown=0, NotChecked=0, Total=4160 [2021-05-02 12:34:34,022 INFO L87 Difference]: Start difference. First operand 168 states and 169 transitions. Second operand has 65 states, 65 states have (on average 1.7230769230769232) internal successors, (112), 64 states have internal predecessors, (112), 40 states have call successors, (42), 3 states have call predecessors, (42), 1 states have return successors, (39), 39 states have call predecessors, (39), 39 states have call successors, (39) [2021-05-02 12:34:35,932 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-02 12:34:35,932 INFO L93 Difference]: Finished difference Result 237 states and 258 transitions. [2021-05-02 12:34:35,932 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2021-05-02 12:34:35,932 INFO L78 Accepts]: Start accepts. Automaton has has 65 states, 65 states have (on average 1.7230769230769232) internal successors, (112), 64 states have internal predecessors, (112), 40 states have call successors, (42), 3 states have call predecessors, (42), 1 states have return successors, (39), 39 states have call predecessors, (39), 39 states have call successors, (39) Word has length 165 [2021-05-02 12:34:35,933 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-02 12:34:35,934 INFO L225 Difference]: With dead ends: 237 [2021-05-02 12:34:35,934 INFO L226 Difference]: Without dead ends: 169 [2021-05-02 12:34:35,935 INFO L779 BasicCegarLoop]: 0 DeclaredPredicates, 288 GetRequests, 184 SyntacticMatches, 0 SemanticMatches, 104 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2946 ImplicationChecksByTransitivity, 2497.1ms TimeCoverageRelationStatistics Valid=2089, Invalid=9041, Unknown=0, NotChecked=0, Total=11130 [2021-05-02 12:34:35,935 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 169 states. [2021-05-02 12:34:35,949 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 169 to 169. [2021-05-02 12:34:35,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 169 states, 125 states have (on average 1.016) internal successors, (127), 126 states have internal predecessors, (127), 22 states have call successors, (22), 22 states have call predecessors, (22), 21 states have return successors, (21), 20 states have call predecessors, (21), 21 states have call successors, (21) [2021-05-02 12:34:35,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 169 states to 169 states and 170 transitions. [2021-05-02 12:34:35,950 INFO L78 Accepts]: Start accepts. Automaton has 169 states and 170 transitions. Word has length 165 [2021-05-02 12:34:35,950 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-02 12:34:35,950 INFO L480 AbstractCegarLoop]: Abstraction has 169 states and 170 transitions. [2021-05-02 12:34:35,951 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 65 states, 65 states have (on average 1.7230769230769232) internal successors, (112), 64 states have internal predecessors, (112), 40 states have call successors, (42), 3 states have call predecessors, (42), 1 states have return successors, (39), 39 states have call predecessors, (39), 39 states have call successors, (39) [2021-05-02 12:34:35,951 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 170 transitions. [2021-05-02 12:34:35,951 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2021-05-02 12:34:35,951 INFO L515 BasicCegarLoop]: Found error trace [2021-05-02 12:34:35,951 INFO L523 BasicCegarLoop]: trace histogram [20, 20, 20, 20, 19, 19, 19, 19, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-02 12:34:36,164 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 39 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable38 [2021-05-02 12:34:36,165 INFO L428 AbstractCegarLoop]: === Iteration 40 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-02 12:34:36,165 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-02 12:34:36,165 INFO L82 PathProgramCache]: Analyzing trace with hash 525309964, now seen corresponding path program 38 times [2021-05-02 12:34:36,165 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-02 12:34:36,165 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [67218624] [2021-05-02 12:34:36,165 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-02 12:34:36,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:36,491 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-02 12:34:36,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:36,494 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2021-05-02 12:34:36,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:36,495 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-05-02 12:34:36,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:36,496 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2021-05-02 12:34:36,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:36,497 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2021-05-02 12:34:36,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:36,498 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2021-05-02 12:34:36,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:36,499 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2021-05-02 12:34:36,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:36,500 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2021-05-02 12:34:36,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:36,502 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2021-05-02 12:34:36,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:36,503 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2021-05-02 12:34:36,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:36,505 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2021-05-02 12:34:36,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:36,506 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2021-05-02 12:34:36,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:36,507 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2021-05-02 12:34:36,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:36,508 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2021-05-02 12:34:36,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:36,509 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2021-05-02 12:34:36,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:36,510 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2021-05-02 12:34:36,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:36,511 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2021-05-02 12:34:36,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:36,512 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2021-05-02 12:34:36,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:36,513 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2021-05-02 12:34:36,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:36,515 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2021-05-02 12:34:36,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:36,517 INFO L134 CoverageAnalysis]: Checked inductivity of 1483 backedges. 228 proven. 571 refuted. 0 times theorem prover too weak. 684 trivial. 0 not checked. [2021-05-02 12:34:36,517 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-05-02 12:34:36,517 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [67218624] [2021-05-02 12:34:36,517 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [67218624] provided 0 perfect and 1 imperfect interpolant sequences [2021-05-02 12:34:36,517 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [526502606] [2021-05-02 12:34:36,517 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 40 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 40 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-02 12:34:36,612 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-05-02 12:34:36,612 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-05-02 12:34:36,613 INFO L263 TraceCheckSpWp]: Trace formula consists of 446 conjuncts, 46 conjunts are in the unsatisfiable core [2021-05-02 12:34:36,619 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-05-02 12:34:36,633 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:36,635 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:36,636 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:36,637 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:36,639 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:36,640 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:36,642 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:36,643 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:36,645 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:36,646 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:36,647 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:36,648 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:36,650 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:36,651 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:36,653 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:36,654 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:36,656 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:36,657 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:36,658 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:36,659 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:36,661 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:36,662 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:36,664 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:36,665 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:36,666 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:36,667 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:36,669 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:36,670 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:36,672 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:36,673 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:36,675 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:36,676 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:36,678 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:36,679 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:36,680 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:36,681 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:36,683 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:36,684 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:36,686 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:36,687 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:36,692 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:36,693 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:36,700 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:36,701 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:36,704 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:36,705 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:36,712 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:36,713 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:36,716 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:36,717 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:36,724 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:36,725 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:36,728 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:36,729 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:36,736 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:36,737 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:36,740 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:36,741 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:36,748 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:36,749 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:36,752 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:36,753 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:36,760 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:36,761 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:36,764 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:36,765 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:36,772 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:36,773 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:36,776 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:36,777 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:36,784 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:36,785 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:36,788 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:36,789 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:36,796 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:36,797 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:36,800 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:36,801 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:36,808 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:36,809 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:36,812 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:36,813 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:36,820 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:36,821 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:36,824 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:36,825 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:36,832 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:36,833 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:36,836 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:36,837 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:36,844 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:36,845 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:36,849 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:36,849 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:36,856 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:36,858 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:36,861 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:36,861 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:36,869 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:36,870 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:36,873 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:36,874 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:36,881 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:36,882 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:36,885 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:36,886 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:36,893 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:36,894 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:36,897 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:36,898 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:36,905 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:36,907 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:36,910 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:36,910 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:36,917 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:36,917 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:36,920 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:36,921 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:36,952 INFO L134 CoverageAnalysis]: Checked inductivity of 1483 backedges. 248 proven. 551 refuted. 0 times theorem prover too weak. 684 trivial. 0 not checked. [2021-05-02 12:34:36,953 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [526502606] provided 0 perfect and 1 imperfect interpolant sequences [2021-05-02 12:34:36,953 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-05-02 12:34:36,953 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [26, 25] total 29 [2021-05-02 12:34:36,953 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [508077249] [2021-05-02 12:34:36,953 INFO L460 AbstractCegarLoop]: Interpolant automaton has 29 states [2021-05-02 12:34:36,953 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-02 12:34:36,953 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2021-05-02 12:34:36,953 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=268, Invalid=544, Unknown=0, NotChecked=0, Total=812 [2021-05-02 12:34:36,954 INFO L87 Difference]: Start difference. First operand 169 states and 170 transitions. Second operand has 29 states, 29 states have (on average 2.586206896551724) internal successors, (75), 26 states have internal predecessors, (75), 21 states have call successors, (24), 4 states have call predecessors, (24), 1 states have return successors, (20), 20 states have call predecessors, (20), 20 states have call successors, (20) [2021-05-02 12:34:37,753 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-02 12:34:37,754 INFO L93 Difference]: Finished difference Result 182 states and 184 transitions. [2021-05-02 12:34:37,754 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-05-02 12:34:37,754 INFO L78 Accepts]: Start accepts. Automaton has has 29 states, 29 states have (on average 2.586206896551724) internal successors, (75), 26 states have internal predecessors, (75), 21 states have call successors, (24), 4 states have call predecessors, (24), 1 states have return successors, (20), 20 states have call predecessors, (20), 20 states have call successors, (20) Word has length 166 [2021-05-02 12:34:37,756 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-02 12:34:37,757 INFO L225 Difference]: With dead ends: 182 [2021-05-02 12:34:37,757 INFO L226 Difference]: Without dead ends: 180 [2021-05-02 12:34:37,757 INFO L779 BasicCegarLoop]: 0 DeclaredPredicates, 275 GetRequests, 223 SyntacticMatches, 0 SemanticMatches, 52 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 576 ImplicationChecksByTransitivity, 769.6ms TimeCoverageRelationStatistics Valid=796, Invalid=2066, Unknown=0, NotChecked=0, Total=2862 [2021-05-02 12:34:37,758 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 180 states. [2021-05-02 12:34:37,770 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 180 to 176. [2021-05-02 12:34:37,771 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 176 states, 130 states have (on average 1.0153846153846153) internal successors, (132), 131 states have internal predecessors, (132), 23 states have call successors, (23), 23 states have call predecessors, (23), 22 states have return successors, (22), 21 states have call predecessors, (22), 22 states have call successors, (22) [2021-05-02 12:34:37,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 176 states and 177 transitions. [2021-05-02 12:34:37,771 INFO L78 Accepts]: Start accepts. Automaton has 176 states and 177 transitions. Word has length 166 [2021-05-02 12:34:37,772 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-02 12:34:37,772 INFO L480 AbstractCegarLoop]: Abstraction has 176 states and 177 transitions. [2021-05-02 12:34:37,772 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 29 states, 29 states have (on average 2.586206896551724) internal successors, (75), 26 states have internal predecessors, (75), 21 states have call successors, (24), 4 states have call predecessors, (24), 1 states have return successors, (20), 20 states have call predecessors, (20), 20 states have call successors, (20) [2021-05-02 12:34:37,772 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 177 transitions. [2021-05-02 12:34:37,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 174 [2021-05-02 12:34:37,773 INFO L515 BasicCegarLoop]: Found error trace [2021-05-02 12:34:37,773 INFO L523 BasicCegarLoop]: trace histogram [21, 21, 21, 20, 20, 20, 20, 20, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-02 12:34:37,997 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 40 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable39 [2021-05-02 12:34:37,997 INFO L428 AbstractCegarLoop]: === Iteration 41 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-02 12:34:37,997 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-02 12:34:37,997 INFO L82 PathProgramCache]: Analyzing trace with hash 927864550, now seen corresponding path program 39 times [2021-05-02 12:34:37,997 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-02 12:34:37,997 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [379313342] [2021-05-02 12:34:37,997 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-02 12:34:38,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:38,687 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-02 12:34:38,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:38,689 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2021-05-02 12:34:38,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:38,690 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-05-02 12:34:38,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:38,691 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2021-05-02 12:34:38,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:38,692 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2021-05-02 12:34:38,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:38,693 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2021-05-02 12:34:38,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:38,697 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2021-05-02 12:34:38,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:38,698 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2021-05-02 12:34:38,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:38,699 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2021-05-02 12:34:38,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:38,700 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2021-05-02 12:34:38,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:38,701 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2021-05-02 12:34:38,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:38,703 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2021-05-02 12:34:38,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:38,704 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2021-05-02 12:34:38,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:38,710 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2021-05-02 12:34:38,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:38,711 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2021-05-02 12:34:38,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:38,712 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2021-05-02 12:34:38,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:38,713 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2021-05-02 12:34:38,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:38,714 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2021-05-02 12:34:38,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:38,715 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2021-05-02 12:34:38,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:38,716 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2021-05-02 12:34:38,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:38,721 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2021-05-02 12:34:38,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:38,723 INFO L134 CoverageAnalysis]: Checked inductivity of 1620 backedges. 592 proven. 268 refuted. 0 times theorem prover too weak. 760 trivial. 0 not checked. [2021-05-02 12:34:38,723 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-05-02 12:34:38,723 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [379313342] [2021-05-02 12:34:38,723 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [379313342] provided 0 perfect and 1 imperfect interpolant sequences [2021-05-02 12:34:38,723 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [496571825] [2021-05-02 12:34:38,723 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 41 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 41 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-02 12:34:38,815 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 21 check-sat command(s) [2021-05-02 12:34:38,815 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-05-02 12:34:38,816 INFO L263 TraceCheckSpWp]: Trace formula consists of 460 conjuncts, 44 conjunts are in the unsatisfiable core [2021-05-02 12:34:38,818 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-05-02 12:34:38,839 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:38,840 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:38,842 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:38,843 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:38,844 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:38,845 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:38,847 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:38,847 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:38,849 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:38,850 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:38,851 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:38,852 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:38,854 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:38,855 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:38,856 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:38,857 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:38,858 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:38,859 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:38,861 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:38,862 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:38,863 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:38,864 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:38,866 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:38,866 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:38,868 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:38,869 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:38,870 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:38,871 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:38,873 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:38,874 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:38,875 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:38,876 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:38,878 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:38,878 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:38,880 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:38,881 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:38,882 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:38,883 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:38,885 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:38,886 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:38,888 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:38,915 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:38,916 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:38,916 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:38,917 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:38,924 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:38,925 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:38,953 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:38,954 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:38,954 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:38,955 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:38,962 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:38,963 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:38,991 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:38,992 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:38,993 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:38,993 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:39,000 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:39,001 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:39,031 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:39,031 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:39,032 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:39,032 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:39,039 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:39,040 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:39,071 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:39,071 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:39,072 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:39,073 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:39,079 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:39,080 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:39,112 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:39,113 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:39,114 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:39,114 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:39,121 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:39,122 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:39,155 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:39,155 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:39,156 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:39,157 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:39,164 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:39,164 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:39,199 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:39,199 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:39,200 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:39,201 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:39,207 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:39,208 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:39,244 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:39,245 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:39,245 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:39,246 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:39,253 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:39,253 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:39,290 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:39,290 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:39,291 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:39,292 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:39,298 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:39,299 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:39,337 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:39,338 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:39,338 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:39,339 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:39,346 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:39,346 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:39,386 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:39,386 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:39,387 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:39,387 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:39,394 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:39,395 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:39,435 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:39,435 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:39,436 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:39,437 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:39,443 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:39,444 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:39,486 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:39,486 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:39,487 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:39,487 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:39,494 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:39,495 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:39,544 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:39,544 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:39,545 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:39,545 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:39,554 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:39,554 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:39,598 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:39,599 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:39,599 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:39,600 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:39,607 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:39,608 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:39,653 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:39,653 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:39,654 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:39,654 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:39,662 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:39,662 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:39,709 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:39,709 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:39,710 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:39,710 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:39,717 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:39,718 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:39,766 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:39,766 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:39,767 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:39,767 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:39,774 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:39,775 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:39,824 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:39,824 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:39,825 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:39,825 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:39,832 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:39,833 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:39,882 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:39,887 INFO L134 CoverageAnalysis]: Checked inductivity of 1620 backedges. 650 proven. 210 refuted. 0 times theorem prover too weak. 760 trivial. 0 not checked. [2021-05-02 12:34:39,887 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [496571825] provided 0 perfect and 1 imperfect interpolant sequences [2021-05-02 12:34:39,887 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-05-02 12:34:39,887 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [46, 45] total 68 [2021-05-02 12:34:39,887 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1922894245] [2021-05-02 12:34:39,888 INFO L460 AbstractCegarLoop]: Interpolant automaton has 68 states [2021-05-02 12:34:39,888 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-02 12:34:39,888 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 68 interpolants. [2021-05-02 12:34:39,888 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=997, Invalid=3559, Unknown=0, NotChecked=0, Total=4556 [2021-05-02 12:34:39,888 INFO L87 Difference]: Start difference. First operand 176 states and 177 transitions. Second operand has 68 states, 68 states have (on average 1.7205882352941178) internal successors, (117), 67 states have internal predecessors, (117), 42 states have call successors, (44), 3 states have call predecessors, (44), 1 states have return successors, (41), 41 states have call predecessors, (41), 41 states have call successors, (41) [2021-05-02 12:34:41,922 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-02 12:34:41,923 INFO L93 Difference]: Finished difference Result 248 states and 270 transitions. [2021-05-02 12:34:41,923 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2021-05-02 12:34:41,923 INFO L78 Accepts]: Start accepts. Automaton has has 68 states, 68 states have (on average 1.7205882352941178) internal successors, (117), 67 states have internal predecessors, (117), 42 states have call successors, (44), 3 states have call predecessors, (44), 1 states have return successors, (41), 41 states have call predecessors, (41), 41 states have call successors, (41) Word has length 173 [2021-05-02 12:34:41,923 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-02 12:34:41,924 INFO L225 Difference]: With dead ends: 248 [2021-05-02 12:34:41,924 INFO L226 Difference]: Without dead ends: 177 [2021-05-02 12:34:41,925 INFO L779 BasicCegarLoop]: 0 DeclaredPredicates, 302 GetRequests, 193 SyntacticMatches, 0 SemanticMatches, 109 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3241 ImplicationChecksByTransitivity, 2583.5ms TimeCoverageRelationStatistics Valid=2287, Invalid=9923, Unknown=0, NotChecked=0, Total=12210 [2021-05-02 12:34:41,925 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 177 states. [2021-05-02 12:34:41,938 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 177 to 177. [2021-05-02 12:34:41,938 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 177 states, 131 states have (on average 1.015267175572519) internal successors, (133), 132 states have internal predecessors, (133), 23 states have call successors, (23), 23 states have call predecessors, (23), 22 states have return successors, (22), 21 states have call predecessors, (22), 22 states have call successors, (22) [2021-05-02 12:34:41,939 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 177 states to 177 states and 178 transitions. [2021-05-02 12:34:41,939 INFO L78 Accepts]: Start accepts. Automaton has 177 states and 178 transitions. Word has length 173 [2021-05-02 12:34:41,939 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-02 12:34:41,939 INFO L480 AbstractCegarLoop]: Abstraction has 177 states and 178 transitions. [2021-05-02 12:34:41,940 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 68 states, 68 states have (on average 1.7205882352941178) internal successors, (117), 67 states have internal predecessors, (117), 42 states have call successors, (44), 3 states have call predecessors, (44), 1 states have return successors, (41), 41 states have call predecessors, (41), 41 states have call successors, (41) [2021-05-02 12:34:41,940 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 178 transitions. [2021-05-02 12:34:41,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2021-05-02 12:34:41,940 INFO L515 BasicCegarLoop]: Found error trace [2021-05-02 12:34:41,940 INFO L523 BasicCegarLoop]: trace histogram [21, 21, 21, 21, 20, 20, 20, 20, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-02 12:34:42,141 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable40,41 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-02 12:34:42,141 INFO L428 AbstractCegarLoop]: === Iteration 42 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-02 12:34:42,141 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-02 12:34:42,141 INFO L82 PathProgramCache]: Analyzing trace with hash -2135723090, now seen corresponding path program 40 times [2021-05-02 12:34:42,141 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-02 12:34:42,141 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [520758175] [2021-05-02 12:34:42,142 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-02 12:34:42,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:42,455 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-02 12:34:42,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:42,461 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2021-05-02 12:34:42,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:42,462 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2021-05-02 12:34:42,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:42,463 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2021-05-02 12:34:42,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:42,464 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2021-05-02 12:34:42,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:42,465 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2021-05-02 12:34:42,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:42,467 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2021-05-02 12:34:42,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:42,468 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2021-05-02 12:34:42,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:42,470 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2021-05-02 12:34:42,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:42,471 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2021-05-02 12:34:42,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:42,472 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2021-05-02 12:34:42,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:42,473 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2021-05-02 12:34:42,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:42,474 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2021-05-02 12:34:42,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:42,475 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2021-05-02 12:34:42,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:42,476 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2021-05-02 12:34:42,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:42,477 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2021-05-02 12:34:42,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:42,478 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2021-05-02 12:34:42,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:42,480 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2021-05-02 12:34:42,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:42,481 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2021-05-02 12:34:42,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:42,482 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2021-05-02 12:34:42,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:42,483 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2021-05-02 12:34:42,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:42,485 INFO L134 CoverageAnalysis]: Checked inductivity of 1641 backedges. 250 proven. 631 refuted. 0 times theorem prover too weak. 760 trivial. 0 not checked. [2021-05-02 12:34:42,485 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-05-02 12:34:42,485 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [520758175] [2021-05-02 12:34:42,485 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [520758175] provided 0 perfect and 1 imperfect interpolant sequences [2021-05-02 12:34:42,485 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [309522779] [2021-05-02 12:34:42,485 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 42 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 42 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-02 12:34:42,583 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-05-02 12:34:42,583 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-05-02 12:34:42,584 INFO L263 TraceCheckSpWp]: Trace formula consists of 465 conjuncts, 48 conjunts are in the unsatisfiable core [2021-05-02 12:34:42,586 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-05-02 12:34:42,599 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:42,600 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:42,602 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:42,602 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:42,604 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:42,605 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:42,606 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:42,607 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:42,609 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:42,609 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:42,611 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:42,612 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:42,613 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:42,614 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:42,616 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:42,617 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:42,618 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:42,619 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:42,620 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:42,621 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:42,623 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:42,624 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:42,625 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:42,626 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:42,628 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:42,628 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:42,630 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:42,631 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:42,632 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:42,633 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:42,635 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:42,635 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:42,637 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:42,638 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:42,639 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:42,640 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:42,642 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:42,642 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:42,644 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:42,645 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:42,646 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:42,647 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:42,652 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:42,653 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:42,659 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:42,660 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:42,663 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:42,663 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:42,670 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:42,671 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:42,673 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:42,674 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:42,680 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:42,681 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:42,684 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:42,685 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:42,691 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:42,692 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:42,694 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:42,695 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:42,702 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:42,703 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:42,705 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:42,706 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:42,713 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:42,714 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:42,716 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:42,717 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:42,724 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:42,725 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:42,727 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:42,728 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:42,734 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:42,735 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:42,738 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:42,739 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:42,745 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:42,746 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:42,749 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:42,749 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:42,756 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:42,756 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:42,759 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:42,760 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:42,766 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:42,767 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:42,770 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:42,771 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:42,777 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:42,778 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:42,781 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:42,782 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:42,789 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:42,790 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:42,793 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:42,793 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:42,799 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:42,800 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:42,803 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:42,804 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:42,810 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:42,811 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:42,814 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:42,814 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:42,821 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:42,821 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:42,828 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:42,829 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:42,845 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:42,846 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:42,849 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:42,850 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:42,856 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:42,857 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:42,859 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:42,860 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:42,867 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:42,867 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:42,870 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:42,871 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:42,877 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:42,878 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:42,881 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:42,882 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:42,914 INFO L134 CoverageAnalysis]: Checked inductivity of 1641 backedges. 271 proven. 610 refuted. 0 times theorem prover too weak. 760 trivial. 0 not checked. [2021-05-02 12:34:42,914 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [309522779] provided 0 perfect and 1 imperfect interpolant sequences [2021-05-02 12:34:42,914 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-05-02 12:34:42,914 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [27, 26] total 30 [2021-05-02 12:34:42,914 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [203837477] [2021-05-02 12:34:42,915 INFO L460 AbstractCegarLoop]: Interpolant automaton has 30 states [2021-05-02 12:34:42,915 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-02 12:34:42,915 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 30 interpolants. [2021-05-02 12:34:42,915 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=291, Invalid=579, Unknown=0, NotChecked=0, Total=870 [2021-05-02 12:34:42,915 INFO L87 Difference]: Start difference. First operand 177 states and 178 transitions. Second operand has 30 states, 30 states have (on average 2.6) internal successors, (78), 27 states have internal predecessors, (78), 22 states have call successors, (25), 4 states have call predecessors, (25), 1 states have return successors, (21), 21 states have call predecessors, (21), 21 states have call successors, (21) [2021-05-02 12:34:43,701 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-02 12:34:43,702 INFO L93 Difference]: Finished difference Result 190 states and 192 transitions. [2021-05-02 12:34:43,702 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-05-02 12:34:43,702 INFO L78 Accepts]: Start accepts. Automaton has has 30 states, 30 states have (on average 2.6) internal successors, (78), 27 states have internal predecessors, (78), 22 states have call successors, (25), 4 states have call predecessors, (25), 1 states have return successors, (21), 21 states have call predecessors, (21), 21 states have call successors, (21) Word has length 174 [2021-05-02 12:34:43,703 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-02 12:34:43,703 INFO L225 Difference]: With dead ends: 190 [2021-05-02 12:34:43,703 INFO L226 Difference]: Without dead ends: 188 [2021-05-02 12:34:43,704 INFO L779 BasicCegarLoop]: 0 DeclaredPredicates, 288 GetRequests, 234 SyntacticMatches, 0 SemanticMatches, 54 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 615 ImplicationChecksByTransitivity, 785.0ms TimeCoverageRelationStatistics Valid=865, Invalid=2215, Unknown=0, NotChecked=0, Total=3080 [2021-05-02 12:34:43,704 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 188 states. [2021-05-02 12:34:43,715 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 188 to 184. [2021-05-02 12:34:43,715 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 184 states, 136 states have (on average 1.0147058823529411) internal successors, (138), 137 states have internal predecessors, (138), 24 states have call successors, (24), 24 states have call predecessors, (24), 23 states have return successors, (23), 22 states have call predecessors, (23), 23 states have call successors, (23) [2021-05-02 12:34:43,716 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 184 states to 184 states and 185 transitions. [2021-05-02 12:34:43,716 INFO L78 Accepts]: Start accepts. Automaton has 184 states and 185 transitions. Word has length 174 [2021-05-02 12:34:43,716 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-02 12:34:43,716 INFO L480 AbstractCegarLoop]: Abstraction has 184 states and 185 transitions. [2021-05-02 12:34:43,716 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 30 states, 30 states have (on average 2.6) internal successors, (78), 27 states have internal predecessors, (78), 22 states have call successors, (25), 4 states have call predecessors, (25), 1 states have return successors, (21), 21 states have call predecessors, (21), 21 states have call successors, (21) [2021-05-02 12:34:43,716 INFO L276 IsEmpty]: Start isEmpty. Operand 184 states and 185 transitions. [2021-05-02 12:34:43,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2021-05-02 12:34:43,717 INFO L515 BasicCegarLoop]: Found error trace [2021-05-02 12:34:43,717 INFO L523 BasicCegarLoop]: trace histogram [22, 22, 22, 21, 21, 21, 21, 21, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-02 12:34:43,939 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 42 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable41 [2021-05-02 12:34:43,939 INFO L428 AbstractCegarLoop]: === Iteration 43 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-02 12:34:43,940 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-02 12:34:43,940 INFO L82 PathProgramCache]: Analyzing trace with hash 1852588292, now seen corresponding path program 41 times [2021-05-02 12:34:43,940 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-02 12:34:43,940 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1623017764] [2021-05-02 12:34:43,940 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-02 12:34:43,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:44,732 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-02 12:34:44,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:44,734 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2021-05-02 12:34:44,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:44,735 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2021-05-02 12:34:44,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:44,736 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2021-05-02 12:34:44,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:44,737 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2021-05-02 12:34:44,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:44,739 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2021-05-02 12:34:44,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:44,740 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2021-05-02 12:34:44,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:44,742 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2021-05-02 12:34:44,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:44,745 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2021-05-02 12:34:44,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:44,746 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2021-05-02 12:34:44,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:44,747 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2021-05-02 12:34:44,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:44,748 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2021-05-02 12:34:44,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:44,749 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2021-05-02 12:34:44,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:44,750 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2021-05-02 12:34:44,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:44,751 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2021-05-02 12:34:44,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:44,752 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2021-05-02 12:34:44,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:44,753 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2021-05-02 12:34:44,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:44,754 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2021-05-02 12:34:44,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:44,755 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2021-05-02 12:34:44,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:44,756 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2021-05-02 12:34:44,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:44,757 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2021-05-02 12:34:44,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:44,758 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2021-05-02 12:34:44,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:44,760 INFO L134 CoverageAnalysis]: Checked inductivity of 1785 backedges. 653 proven. 292 refuted. 0 times theorem prover too weak. 840 trivial. 0 not checked. [2021-05-02 12:34:44,760 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-05-02 12:34:44,760 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1623017764] [2021-05-02 12:34:44,761 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1623017764] provided 0 perfect and 1 imperfect interpolant sequences [2021-05-02 12:34:44,761 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [891987821] [2021-05-02 12:34:44,761 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 43 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 43 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-02 12:34:44,877 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 22 check-sat command(s) [2021-05-02 12:34:44,877 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-05-02 12:34:44,879 INFO L263 TraceCheckSpWp]: Trace formula consists of 479 conjuncts, 46 conjunts are in the unsatisfiable core [2021-05-02 12:34:44,881 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-05-02 12:34:44,904 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:44,905 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:44,907 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:44,908 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:44,910 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:44,910 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:44,912 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:44,913 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:44,915 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:44,916 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:44,917 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:44,918 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:44,920 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:44,921 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:44,923 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:44,924 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:44,926 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:44,927 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:44,929 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:44,929 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:44,931 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:44,932 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:44,934 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:44,935 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:44,936 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:44,937 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:44,939 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:44,940 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:44,942 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:44,943 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:44,944 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:44,945 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:44,947 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:44,948 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:44,950 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:44,951 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:44,952 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:44,953 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:44,955 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:44,956 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:44,958 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:44,959 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:44,961 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:44,992 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:44,993 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:44,994 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:44,994 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:45,002 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:45,003 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:45,034 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:45,034 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:45,035 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:45,036 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:45,043 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:45,044 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:45,077 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:45,077 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:45,078 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:45,078 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:45,086 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:45,087 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:45,121 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:45,122 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:45,122 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:45,123 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:45,130 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:45,132 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:45,166 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:45,167 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:45,168 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:45,168 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:45,175 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:45,176 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:45,208 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:45,209 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:45,211 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:45,211 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:45,218 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:45,219 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:45,253 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:45,253 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:45,254 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:45,255 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:45,262 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:45,263 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:45,298 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:45,299 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:45,300 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:45,300 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:45,307 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:45,308 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:45,345 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:45,346 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:45,346 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:45,347 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:45,354 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:45,355 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:45,393 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:45,394 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:45,394 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:45,395 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:45,402 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:45,403 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:45,442 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:45,443 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:45,443 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:45,444 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:45,451 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:45,452 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:45,492 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:45,493 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:45,494 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:45,494 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:45,501 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:45,502 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:45,550 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:45,550 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:45,551 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:45,552 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:45,559 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:45,559 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:45,602 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:45,602 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:45,603 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:45,603 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:45,610 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:45,611 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:45,655 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:45,656 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:45,656 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:45,657 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:45,664 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:45,665 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:45,710 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:45,710 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:45,711 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:45,711 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:45,718 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:45,719 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:45,765 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:45,766 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:45,767 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:45,767 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:45,774 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:45,775 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:45,822 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:45,823 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:45,823 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:45,824 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:45,831 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:45,832 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:45,880 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:45,881 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:45,882 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:45,882 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:45,889 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:45,890 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:45,940 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:45,940 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:45,941 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:45,941 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:45,948 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:45,949 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:46,000 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:46,001 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:46,002 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:46,002 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:46,009 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:46,010 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:46,061 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:46,066 INFO L134 CoverageAnalysis]: Checked inductivity of 1785 backedges. 714 proven. 231 refuted. 0 times theorem prover too weak. 840 trivial. 0 not checked. [2021-05-02 12:34:46,066 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [891987821] provided 0 perfect and 1 imperfect interpolant sequences [2021-05-02 12:34:46,067 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-05-02 12:34:46,067 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [48, 47] total 71 [2021-05-02 12:34:46,067 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [979892664] [2021-05-02 12:34:46,067 INFO L460 AbstractCegarLoop]: Interpolant automaton has 71 states [2021-05-02 12:34:46,067 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-02 12:34:46,067 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 71 interpolants. [2021-05-02 12:34:46,068 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1088, Invalid=3882, Unknown=0, NotChecked=0, Total=4970 [2021-05-02 12:34:46,068 INFO L87 Difference]: Start difference. First operand 184 states and 185 transitions. Second operand has 71 states, 71 states have (on average 1.7183098591549295) internal successors, (122), 70 states have internal predecessors, (122), 44 states have call successors, (46), 3 states have call predecessors, (46), 1 states have return successors, (43), 43 states have call predecessors, (43), 43 states have call successors, (43) [2021-05-02 12:34:48,211 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-02 12:34:48,211 INFO L93 Difference]: Finished difference Result 259 states and 282 transitions. [2021-05-02 12:34:48,211 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2021-05-02 12:34:48,212 INFO L78 Accepts]: Start accepts. Automaton has has 71 states, 71 states have (on average 1.7183098591549295) internal successors, (122), 70 states have internal predecessors, (122), 44 states have call successors, (46), 3 states have call predecessors, (46), 1 states have return successors, (43), 43 states have call predecessors, (43), 43 states have call successors, (43) Word has length 181 [2021-05-02 12:34:48,212 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-02 12:34:48,212 INFO L225 Difference]: With dead ends: 259 [2021-05-02 12:34:48,212 INFO L226 Difference]: Without dead ends: 185 [2021-05-02 12:34:48,213 INFO L779 BasicCegarLoop]: 0 DeclaredPredicates, 316 GetRequests, 202 SyntacticMatches, 0 SemanticMatches, 114 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3550 ImplicationChecksByTransitivity, 2861.4ms TimeCoverageRelationStatistics Valid=2494, Invalid=10846, Unknown=0, NotChecked=0, Total=13340 [2021-05-02 12:34:48,214 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 185 states. [2021-05-02 12:34:48,224 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 185 to 185. [2021-05-02 12:34:48,225 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 185 states, 137 states have (on average 1.0145985401459854) internal successors, (139), 138 states have internal predecessors, (139), 24 states have call successors, (24), 24 states have call predecessors, (24), 23 states have return successors, (23), 22 states have call predecessors, (23), 23 states have call successors, (23) [2021-05-02 12:34:48,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 185 states to 185 states and 186 transitions. [2021-05-02 12:34:48,225 INFO L78 Accepts]: Start accepts. Automaton has 185 states and 186 transitions. Word has length 181 [2021-05-02 12:34:48,225 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-02 12:34:48,225 INFO L480 AbstractCegarLoop]: Abstraction has 185 states and 186 transitions. [2021-05-02 12:34:48,225 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 71 states, 71 states have (on average 1.7183098591549295) internal successors, (122), 70 states have internal predecessors, (122), 44 states have call successors, (46), 3 states have call predecessors, (46), 1 states have return successors, (43), 43 states have call predecessors, (43), 43 states have call successors, (43) [2021-05-02 12:34:48,226 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 186 transitions. [2021-05-02 12:34:48,226 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2021-05-02 12:34:48,226 INFO L515 BasicCegarLoop]: Found error trace [2021-05-02 12:34:48,226 INFO L523 BasicCegarLoop]: trace histogram [22, 22, 22, 22, 21, 21, 21, 21, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-02 12:34:48,429 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable42,43 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-02 12:34:48,429 INFO L428 AbstractCegarLoop]: === Iteration 44 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-02 12:34:48,429 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-02 12:34:48,429 INFO L82 PathProgramCache]: Analyzing trace with hash -265529908, now seen corresponding path program 42 times [2021-05-02 12:34:48,429 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-02 12:34:48,429 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [282386912] [2021-05-02 12:34:48,429 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-02 12:34:48,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:48,811 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-02 12:34:48,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:48,813 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2021-05-02 12:34:48,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:48,815 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2021-05-02 12:34:48,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:48,816 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2021-05-02 12:34:48,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:48,817 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2021-05-02 12:34:48,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:48,818 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2021-05-02 12:34:48,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:48,819 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2021-05-02 12:34:48,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:48,820 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2021-05-02 12:34:48,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:48,821 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-05-02 12:34:48,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:48,823 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2021-05-02 12:34:48,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:48,824 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2021-05-02 12:34:48,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:48,825 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2021-05-02 12:34:48,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:48,826 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2021-05-02 12:34:48,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:48,827 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2021-05-02 12:34:48,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:48,828 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2021-05-02 12:34:48,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:48,829 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2021-05-02 12:34:48,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:48,830 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2021-05-02 12:34:48,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:48,832 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2021-05-02 12:34:48,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:48,833 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2021-05-02 12:34:48,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:48,834 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2021-05-02 12:34:48,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:48,836 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2021-05-02 12:34:48,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:48,837 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2021-05-02 12:34:48,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:48,842 INFO L134 CoverageAnalysis]: Checked inductivity of 1807 backedges. 273 proven. 694 refuted. 0 times theorem prover too weak. 840 trivial. 0 not checked. [2021-05-02 12:34:48,842 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-05-02 12:34:48,842 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [282386912] [2021-05-02 12:34:48,843 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [282386912] provided 0 perfect and 1 imperfect interpolant sequences [2021-05-02 12:34:48,843 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1513569847] [2021-05-02 12:34:48,843 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 44 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 44 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-02 12:34:48,972 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 22 check-sat command(s) [2021-05-02 12:34:48,972 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-05-02 12:34:48,975 INFO L263 TraceCheckSpWp]: Trace formula consists of 484 conjuncts, 54 conjunts are in the unsatisfiable core [2021-05-02 12:34:48,977 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-05-02 12:34:48,979 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:48,980 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:48,994 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:48,996 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:48,998 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:48,999 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:49,000 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:49,001 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:49,003 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:49,004 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:49,006 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:49,007 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:49,009 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:49,009 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:49,011 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:49,012 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:49,014 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:49,015 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:49,016 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:49,017 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:49,019 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:49,020 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:49,022 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:49,023 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:49,025 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:49,026 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:49,027 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:49,028 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:49,030 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:49,031 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:49,033 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:49,034 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:49,035 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:49,036 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:49,038 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:49,039 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:49,041 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:49,042 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:49,043 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:49,044 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:49,046 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:49,047 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:49,049 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:49,049 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:49,051 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:49,052 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:49,058 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:49,059 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:49,065 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:49,066 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:49,069 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:49,070 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:49,077 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:49,078 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:49,081 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:49,082 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:49,089 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:49,090 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:49,093 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:49,094 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:49,101 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:49,102 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:49,105 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:49,106 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:49,113 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:49,114 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:49,117 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:49,117 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:49,124 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:49,125 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:49,128 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:49,129 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:49,136 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:49,137 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:49,140 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:49,141 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:49,148 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:49,149 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:49,152 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:49,152 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:49,159 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:49,160 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:49,162 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:49,163 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:49,169 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:49,170 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:49,173 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:49,174 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:49,180 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:49,181 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:49,184 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:49,185 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:49,191 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:49,192 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:49,195 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:49,196 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:49,202 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:49,203 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:49,206 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:49,207 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:49,213 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:49,214 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:49,217 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:49,217 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:49,224 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:49,225 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:49,227 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:49,228 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:49,234 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:49,235 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:49,238 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:49,238 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:49,245 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:49,246 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:49,248 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:49,249 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:49,255 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:49,256 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:49,259 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:49,259 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:49,266 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:49,266 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:49,269 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:49,270 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:49,276 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:49,277 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:49,280 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:49,281 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:49,287 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:49,288 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:49,291 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:49,291 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:49,325 INFO L134 CoverageAnalysis]: Checked inductivity of 1807 backedges. 295 proven. 672 refuted. 0 times theorem prover too weak. 840 trivial. 0 not checked. [2021-05-02 12:34:49,325 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1513569847] provided 0 perfect and 1 imperfect interpolant sequences [2021-05-02 12:34:49,325 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-05-02 12:34:49,325 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [28, 27] total 31 [2021-05-02 12:34:49,325 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1685431646] [2021-05-02 12:34:49,325 INFO L460 AbstractCegarLoop]: Interpolant automaton has 31 states [2021-05-02 12:34:49,325 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-02 12:34:49,326 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 31 interpolants. [2021-05-02 12:34:49,326 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=315, Invalid=615, Unknown=0, NotChecked=0, Total=930 [2021-05-02 12:34:49,326 INFO L87 Difference]: Start difference. First operand 185 states and 186 transitions. Second operand has 31 states, 31 states have (on average 2.6129032258064515) internal successors, (81), 28 states have internal predecessors, (81), 23 states have call successors, (26), 4 states have call predecessors, (26), 1 states have return successors, (22), 22 states have call predecessors, (22), 22 states have call successors, (22) [2021-05-02 12:34:50,222 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-02 12:34:50,223 INFO L93 Difference]: Finished difference Result 198 states and 200 transitions. [2021-05-02 12:34:50,223 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-05-02 12:34:50,223 INFO L78 Accepts]: Start accepts. Automaton has has 31 states, 31 states have (on average 2.6129032258064515) internal successors, (81), 28 states have internal predecessors, (81), 23 states have call successors, (26), 4 states have call predecessors, (26), 1 states have return successors, (22), 22 states have call predecessors, (22), 22 states have call successors, (22) Word has length 182 [2021-05-02 12:34:50,223 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-02 12:34:50,224 INFO L225 Difference]: With dead ends: 198 [2021-05-02 12:34:50,224 INFO L226 Difference]: Without dead ends: 196 [2021-05-02 12:34:50,224 INFO L779 BasicCegarLoop]: 0 DeclaredPredicates, 301 GetRequests, 245 SyntacticMatches, 0 SemanticMatches, 56 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 655 ImplicationChecksByTransitivity, 871.0ms TimeCoverageRelationStatistics Valid=937, Invalid=2369, Unknown=0, NotChecked=0, Total=3306 [2021-05-02 12:34:50,225 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 196 states. [2021-05-02 12:34:50,239 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 196 to 192. [2021-05-02 12:34:50,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 192 states, 142 states have (on average 1.0140845070422535) internal successors, (144), 143 states have internal predecessors, (144), 25 states have call successors, (25), 25 states have call predecessors, (25), 24 states have return successors, (24), 23 states have call predecessors, (24), 24 states have call successors, (24) [2021-05-02 12:34:50,240 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 192 states to 192 states and 193 transitions. [2021-05-02 12:34:50,240 INFO L78 Accepts]: Start accepts. Automaton has 192 states and 193 transitions. Word has length 182 [2021-05-02 12:34:50,240 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-02 12:34:50,240 INFO L480 AbstractCegarLoop]: Abstraction has 192 states and 193 transitions. [2021-05-02 12:34:50,240 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 31 states, 31 states have (on average 2.6129032258064515) internal successors, (81), 28 states have internal predecessors, (81), 23 states have call successors, (26), 4 states have call predecessors, (26), 1 states have return successors, (22), 22 states have call predecessors, (22), 22 states have call successors, (22) [2021-05-02 12:34:50,240 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 193 transitions. [2021-05-02 12:34:50,241 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2021-05-02 12:34:50,241 INFO L515 BasicCegarLoop]: Found error trace [2021-05-02 12:34:50,241 INFO L523 BasicCegarLoop]: trace histogram [23, 23, 23, 22, 22, 22, 22, 22, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-02 12:34:50,441 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable43,44 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-02 12:34:50,441 INFO L428 AbstractCegarLoop]: === Iteration 45 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-02 12:34:50,442 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-02 12:34:50,442 INFO L82 PathProgramCache]: Analyzing trace with hash 502554918, now seen corresponding path program 43 times [2021-05-02 12:34:50,442 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-02 12:34:50,442 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [879711546] [2021-05-02 12:34:50,442 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-02 12:34:50,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:51,302 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-02 12:34:51,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:51,304 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2021-05-02 12:34:51,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:51,309 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2021-05-02 12:34:51,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:51,311 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2021-05-02 12:34:51,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:51,313 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2021-05-02 12:34:51,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:51,314 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2021-05-02 12:34:51,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:51,315 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2021-05-02 12:34:51,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:51,317 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2021-05-02 12:34:51,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:51,318 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-05-02 12:34:51,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:51,320 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2021-05-02 12:34:51,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:51,321 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2021-05-02 12:34:51,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:51,322 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2021-05-02 12:34:51,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:51,324 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2021-05-02 12:34:51,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:51,326 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2021-05-02 12:34:51,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:51,327 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2021-05-02 12:34:51,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:51,329 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2021-05-02 12:34:51,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:51,330 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2021-05-02 12:34:51,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:51,331 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2021-05-02 12:34:51,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:51,333 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2021-05-02 12:34:51,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:51,334 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2021-05-02 12:34:51,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:51,335 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2021-05-02 12:34:51,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:51,336 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2021-05-02 12:34:51,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:51,338 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2021-05-02 12:34:51,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:51,341 INFO L134 CoverageAnalysis]: Checked inductivity of 1958 backedges. 717 proven. 317 refuted. 0 times theorem prover too weak. 924 trivial. 0 not checked. [2021-05-02 12:34:51,341 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-05-02 12:34:51,341 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [879711546] [2021-05-02 12:34:51,341 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [879711546] provided 0 perfect and 1 imperfect interpolant sequences [2021-05-02 12:34:51,341 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [65453862] [2021-05-02 12:34:51,341 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 45 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 45 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-02 12:34:51,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:51,431 INFO L263 TraceCheckSpWp]: Trace formula consists of 498 conjuncts, 48 conjunts are in the unsatisfiable core [2021-05-02 12:34:51,449 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-05-02 12:34:51,473 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:51,475 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:51,476 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:51,478 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:51,480 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:51,481 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:51,483 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:51,484 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:51,486 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:51,487 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:51,489 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:51,490 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:51,492 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:51,493 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:51,495 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:51,496 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:51,498 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:51,499 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:51,501 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:51,502 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:51,504 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:51,505 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:51,507 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:51,508 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:51,510 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:51,511 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:51,513 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:51,514 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:51,516 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:51,518 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:51,522 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:51,523 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:51,525 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:51,526 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:51,527 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:51,528 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:51,530 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:51,531 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:51,532 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:51,533 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:51,535 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:51,536 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:51,537 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:51,538 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:51,540 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:51,570 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:51,571 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:51,572 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:51,572 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:51,579 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:51,580 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:51,610 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:51,611 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:51,611 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:51,612 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:51,619 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:51,620 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:51,657 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:51,658 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:51,658 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:51,659 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:51,667 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:51,668 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:51,700 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:51,701 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:51,702 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:51,702 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:51,709 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:51,710 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:51,743 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:51,744 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:51,745 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:51,745 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:51,752 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:51,753 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:51,788 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:51,788 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:51,789 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:51,789 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:51,796 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:51,797 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:51,833 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:51,834 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:51,834 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:51,835 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:51,842 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:51,843 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:51,879 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:51,880 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:51,881 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:51,881 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:51,888 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:51,889 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:51,927 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:51,928 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:51,928 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:51,929 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:51,936 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:51,937 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:51,976 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:51,976 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:51,977 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:51,978 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:51,985 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:51,986 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:52,026 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:52,027 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:52,027 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:52,028 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:52,035 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:52,036 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:52,077 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:52,078 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:52,078 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:52,079 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:52,086 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:52,087 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:52,129 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:52,130 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:52,131 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:52,131 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:52,141 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:52,142 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:52,185 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:52,186 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:52,187 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:52,187 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:52,194 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:52,195 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:52,240 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:52,240 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:52,241 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:52,242 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:52,249 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:52,250 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:52,296 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:52,297 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:52,298 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:52,298 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:52,305 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:52,306 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:52,353 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:52,354 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:52,355 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:52,355 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:52,362 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:52,363 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:52,411 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:52,412 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:52,413 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:52,413 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:52,420 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:52,421 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:52,471 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:52,471 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:52,472 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:52,473 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:52,480 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:52,481 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:52,531 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:52,532 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:52,533 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:52,533 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:52,540 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:52,541 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:52,605 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:52,606 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:52,606 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:52,607 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:52,614 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:52,615 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:52,695 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:52,696 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:52,697 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:52,697 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:52,706 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:52,707 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:52,769 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:52,775 INFO L134 CoverageAnalysis]: Checked inductivity of 1958 backedges. 781 proven. 253 refuted. 0 times theorem prover too weak. 924 trivial. 0 not checked. [2021-05-02 12:34:52,775 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [65453862] provided 0 perfect and 1 imperfect interpolant sequences [2021-05-02 12:34:52,775 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-05-02 12:34:52,775 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [50, 49] total 74 [2021-05-02 12:34:52,775 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1881293471] [2021-05-02 12:34:52,776 INFO L460 AbstractCegarLoop]: Interpolant automaton has 74 states [2021-05-02 12:34:52,776 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-02 12:34:52,776 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 74 interpolants. [2021-05-02 12:34:52,776 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1183, Invalid=4219, Unknown=0, NotChecked=0, Total=5402 [2021-05-02 12:34:52,777 INFO L87 Difference]: Start difference. First operand 192 states and 193 transitions. Second operand has 74 states, 74 states have (on average 1.7162162162162162) internal successors, (127), 73 states have internal predecessors, (127), 46 states have call successors, (48), 3 states have call predecessors, (48), 1 states have return successors, (45), 45 states have call predecessors, (45), 45 states have call successors, (45) [2021-05-02 12:34:55,064 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-02 12:34:55,064 INFO L93 Difference]: Finished difference Result 270 states and 294 transitions. [2021-05-02 12:34:55,065 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2021-05-02 12:34:55,065 INFO L78 Accepts]: Start accepts. Automaton has has 74 states, 74 states have (on average 1.7162162162162162) internal successors, (127), 73 states have internal predecessors, (127), 46 states have call successors, (48), 3 states have call predecessors, (48), 1 states have return successors, (45), 45 states have call predecessors, (45), 45 states have call successors, (45) Word has length 189 [2021-05-02 12:34:55,065 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-02 12:34:55,066 INFO L225 Difference]: With dead ends: 270 [2021-05-02 12:34:55,066 INFO L226 Difference]: Without dead ends: 193 [2021-05-02 12:34:55,067 INFO L779 BasicCegarLoop]: 0 DeclaredPredicates, 330 GetRequests, 211 SyntacticMatches, 0 SemanticMatches, 119 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3873 ImplicationChecksByTransitivity, 3096.2ms TimeCoverageRelationStatistics Valid=2710, Invalid=11810, Unknown=0, NotChecked=0, Total=14520 [2021-05-02 12:34:55,067 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 193 states. [2021-05-02 12:34:55,082 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 193 to 193. [2021-05-02 12:34:55,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 193 states, 143 states have (on average 1.013986013986014) internal successors, (145), 144 states have internal predecessors, (145), 25 states have call successors, (25), 25 states have call predecessors, (25), 24 states have return successors, (24), 23 states have call predecessors, (24), 24 states have call successors, (24) [2021-05-02 12:34:55,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 193 states to 193 states and 194 transitions. [2021-05-02 12:34:55,084 INFO L78 Accepts]: Start accepts. Automaton has 193 states and 194 transitions. Word has length 189 [2021-05-02 12:34:55,084 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-02 12:34:55,084 INFO L480 AbstractCegarLoop]: Abstraction has 193 states and 194 transitions. [2021-05-02 12:34:55,084 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 74 states, 74 states have (on average 1.7162162162162162) internal successors, (127), 73 states have internal predecessors, (127), 46 states have call successors, (48), 3 states have call predecessors, (48), 1 states have return successors, (45), 45 states have call predecessors, (45), 45 states have call successors, (45) [2021-05-02 12:34:55,084 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 194 transitions. [2021-05-02 12:34:55,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2021-05-02 12:34:55,085 INFO L515 BasicCegarLoop]: Found error trace [2021-05-02 12:34:55,085 INFO L523 BasicCegarLoop]: trace histogram [23, 23, 23, 23, 22, 22, 22, 22, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-02 12:34:55,300 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 45 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable44 [2021-05-02 12:34:55,301 INFO L428 AbstractCegarLoop]: === Iteration 46 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-02 12:34:55,301 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-02 12:34:55,301 INFO L82 PathProgramCache]: Analyzing trace with hash 232205806, now seen corresponding path program 44 times [2021-05-02 12:34:55,301 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-02 12:34:55,301 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [306754667] [2021-05-02 12:34:55,301 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-02 12:34:55,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:55,676 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-02 12:34:55,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:55,678 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2021-05-02 12:34:55,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:55,679 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2021-05-02 12:34:55,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:55,680 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2021-05-02 12:34:55,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:55,681 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2021-05-02 12:34:55,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:55,682 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2021-05-02 12:34:55,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:55,683 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2021-05-02 12:34:55,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:55,684 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2021-05-02 12:34:55,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:55,685 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2021-05-02 12:34:55,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:55,686 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2021-05-02 12:34:55,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:55,687 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2021-05-02 12:34:55,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:55,688 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2021-05-02 12:34:55,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:55,689 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2021-05-02 12:34:55,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:55,690 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2021-05-02 12:34:55,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:55,691 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2021-05-02 12:34:55,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:55,692 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2021-05-02 12:34:55,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:55,694 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2021-05-02 12:34:55,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:55,695 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2021-05-02 12:34:55,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:55,701 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2021-05-02 12:34:55,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:55,705 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2021-05-02 12:34:55,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:55,706 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2021-05-02 12:34:55,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:55,707 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 172 [2021-05-02 12:34:55,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:55,708 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2021-05-02 12:34:55,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:55,710 INFO L134 CoverageAnalysis]: Checked inductivity of 1981 backedges. 297 proven. 760 refuted. 0 times theorem prover too weak. 924 trivial. 0 not checked. [2021-05-02 12:34:55,710 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-05-02 12:34:55,710 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [306754667] [2021-05-02 12:34:55,710 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [306754667] provided 0 perfect and 1 imperfect interpolant sequences [2021-05-02 12:34:55,710 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [649676036] [2021-05-02 12:34:55,710 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 46 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 46 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-02 12:34:55,826 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-05-02 12:34:55,826 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-05-02 12:34:55,828 INFO L263 TraceCheckSpWp]: Trace formula consists of 503 conjuncts, 52 conjunts are in the unsatisfiable core [2021-05-02 12:34:55,831 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-05-02 12:34:55,846 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:55,847 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:55,849 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:55,850 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:55,852 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:55,853 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:55,854 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:55,855 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:55,857 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:55,858 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:55,860 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:55,861 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:55,862 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:55,863 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:55,865 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:55,866 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:55,868 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:55,869 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:55,871 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:55,872 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:55,874 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:55,875 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:55,876 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:55,877 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:55,879 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:55,880 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:55,882 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:55,883 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:55,885 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:55,886 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:55,887 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:55,888 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:55,890 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:55,891 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:55,893 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:55,894 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:55,896 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:55,897 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:55,898 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:55,899 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:55,901 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:55,902 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:55,904 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:55,905 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:55,907 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:55,908 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:55,913 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:55,914 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:55,921 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:55,923 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:55,926 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:55,926 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:55,934 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:55,935 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:55,938 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:55,938 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:55,946 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:55,947 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:55,950 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:55,951 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:55,958 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:55,959 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:55,962 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:55,962 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:55,969 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:55,971 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:55,974 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:55,974 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:55,981 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:55,983 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:55,986 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:55,986 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:55,993 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:55,994 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:55,997 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:55,998 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:56,005 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:56,006 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:56,009 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:56,010 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:56,017 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:56,019 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:56,022 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:56,023 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:56,029 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:56,030 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:56,034 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:56,035 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:56,042 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:56,043 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:56,046 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:56,047 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:56,053 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:56,054 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:56,057 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:56,057 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:56,064 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:56,065 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:56,068 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:56,068 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:56,075 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:56,076 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:56,078 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:56,079 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:56,086 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:56,086 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:56,089 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:56,090 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:56,097 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:56,097 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:56,100 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:56,101 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:56,107 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:56,108 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:56,111 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:56,112 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:56,118 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:56,119 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:56,122 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:56,123 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:56,129 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:56,130 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:56,133 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:56,134 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:56,140 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:56,141 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:56,144 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:56,145 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:56,151 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:56,152 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:56,155 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:56,156 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:56,162 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:56,163 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:56,166 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:56,167 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:56,201 INFO L134 CoverageAnalysis]: Checked inductivity of 1981 backedges. 320 proven. 737 refuted. 0 times theorem prover too weak. 924 trivial. 0 not checked. [2021-05-02 12:34:56,201 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [649676036] provided 0 perfect and 1 imperfect interpolant sequences [2021-05-02 12:34:56,201 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-05-02 12:34:56,201 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [29, 28] total 32 [2021-05-02 12:34:56,201 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1768106776] [2021-05-02 12:34:56,202 INFO L460 AbstractCegarLoop]: Interpolant automaton has 32 states [2021-05-02 12:34:56,202 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-02 12:34:56,202 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 32 interpolants. [2021-05-02 12:34:56,202 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=340, Invalid=652, Unknown=0, NotChecked=0, Total=992 [2021-05-02 12:34:56,202 INFO L87 Difference]: Start difference. First operand 193 states and 194 transitions. Second operand has 32 states, 32 states have (on average 2.625) internal successors, (84), 29 states have internal predecessors, (84), 24 states have call successors, (27), 4 states have call predecessors, (27), 1 states have return successors, (23), 23 states have call predecessors, (23), 23 states have call successors, (23) [2021-05-02 12:34:57,092 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-02 12:34:57,092 INFO L93 Difference]: Finished difference Result 206 states and 208 transitions. [2021-05-02 12:34:57,092 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-05-02 12:34:57,092 INFO L78 Accepts]: Start accepts. Automaton has has 32 states, 32 states have (on average 2.625) internal successors, (84), 29 states have internal predecessors, (84), 24 states have call successors, (27), 4 states have call predecessors, (27), 1 states have return successors, (23), 23 states have call predecessors, (23), 23 states have call successors, (23) Word has length 190 [2021-05-02 12:34:57,097 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-02 12:34:57,097 INFO L225 Difference]: With dead ends: 206 [2021-05-02 12:34:57,097 INFO L226 Difference]: Without dead ends: 204 [2021-05-02 12:34:57,098 INFO L779 BasicCegarLoop]: 0 DeclaredPredicates, 314 GetRequests, 256 SyntacticMatches, 0 SemanticMatches, 58 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 696 ImplicationChecksByTransitivity, 903.7ms TimeCoverageRelationStatistics Valid=1012, Invalid=2528, Unknown=0, NotChecked=0, Total=3540 [2021-05-02 12:34:57,098 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 204 states. [2021-05-02 12:34:57,114 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 204 to 200. [2021-05-02 12:34:57,114 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 200 states, 148 states have (on average 1.0135135135135136) internal successors, (150), 149 states have internal predecessors, (150), 26 states have call successors, (26), 26 states have call predecessors, (26), 25 states have return successors, (25), 24 states have call predecessors, (25), 25 states have call successors, (25) [2021-05-02 12:34:57,115 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 200 states to 200 states and 201 transitions. [2021-05-02 12:34:57,115 INFO L78 Accepts]: Start accepts. Automaton has 200 states and 201 transitions. Word has length 190 [2021-05-02 12:34:57,115 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-02 12:34:57,115 INFO L480 AbstractCegarLoop]: Abstraction has 200 states and 201 transitions. [2021-05-02 12:34:57,116 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 32 states, 32 states have (on average 2.625) internal successors, (84), 29 states have internal predecessors, (84), 24 states have call successors, (27), 4 states have call predecessors, (27), 1 states have return successors, (23), 23 states have call predecessors, (23), 23 states have call successors, (23) [2021-05-02 12:34:57,116 INFO L276 IsEmpty]: Start isEmpty. Operand 200 states and 201 transitions. [2021-05-02 12:34:57,116 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 198 [2021-05-02 12:34:57,116 INFO L515 BasicCegarLoop]: Found error trace [2021-05-02 12:34:57,117 INFO L523 BasicCegarLoop]: trace histogram [24, 24, 24, 23, 23, 23, 23, 23, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-02 12:34:57,338 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 46 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable45 [2021-05-02 12:34:57,339 INFO L428 AbstractCegarLoop]: === Iteration 47 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-02 12:34:57,339 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-02 12:34:57,339 INFO L82 PathProgramCache]: Analyzing trace with hash -154239292, now seen corresponding path program 45 times [2021-05-02 12:34:57,339 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-02 12:34:57,339 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1189952751] [2021-05-02 12:34:57,339 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-02 12:34:57,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:58,224 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-02 12:34:58,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:58,226 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2021-05-02 12:34:58,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:58,227 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2021-05-02 12:34:58,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:58,228 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2021-05-02 12:34:58,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:58,229 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2021-05-02 12:34:58,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:58,230 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2021-05-02 12:34:58,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:58,230 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2021-05-02 12:34:58,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:58,231 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2021-05-02 12:34:58,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:58,236 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2021-05-02 12:34:58,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:58,237 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2021-05-02 12:34:58,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:58,238 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2021-05-02 12:34:58,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:58,239 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2021-05-02 12:34:58,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:58,240 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2021-05-02 12:34:58,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:58,243 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2021-05-02 12:34:58,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:58,244 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2021-05-02 12:34:58,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:58,245 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2021-05-02 12:34:58,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:58,246 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2021-05-02 12:34:58,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:58,247 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2021-05-02 12:34:58,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:58,249 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2021-05-02 12:34:58,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:58,250 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2021-05-02 12:34:58,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:58,251 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2021-05-02 12:34:58,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:58,252 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 172 [2021-05-02 12:34:58,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:58,253 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2021-05-02 12:34:58,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:58,254 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2021-05-02 12:34:58,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:34:58,256 INFO L134 CoverageAnalysis]: Checked inductivity of 2139 backedges. 784 proven. 343 refuted. 0 times theorem prover too weak. 1012 trivial. 0 not checked. [2021-05-02 12:34:58,256 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-05-02 12:34:58,256 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1189952751] [2021-05-02 12:34:58,256 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1189952751] provided 0 perfect and 1 imperfect interpolant sequences [2021-05-02 12:34:58,256 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1010909337] [2021-05-02 12:34:58,256 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 47 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 47 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-02 12:34:58,353 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 24 check-sat command(s) [2021-05-02 12:34:58,353 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-05-02 12:34:58,355 INFO L263 TraceCheckSpWp]: Trace formula consists of 517 conjuncts, 50 conjunts are in the unsatisfiable core [2021-05-02 12:34:58,357 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-05-02 12:34:58,390 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:58,391 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:58,393 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:58,393 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:58,395 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:58,396 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:58,397 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:58,398 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:58,400 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:58,401 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:58,402 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:58,403 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:58,405 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:58,405 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:58,407 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:58,408 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:58,410 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:58,410 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:58,412 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:58,413 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:58,414 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:58,415 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:58,417 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:58,418 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:58,419 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:58,420 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:58,422 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:58,422 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:58,424 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:58,425 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:58,426 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:58,427 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:58,429 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:58,430 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:58,431 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:58,432 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:58,434 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:58,434 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:58,436 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:58,437 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:58,438 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:58,439 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:58,441 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:58,442 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:58,443 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:58,444 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:58,446 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:58,476 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:58,477 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:58,478 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:58,478 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:58,485 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:58,486 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:58,516 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:58,516 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:58,517 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:58,518 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:58,530 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:58,531 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:58,562 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:58,563 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:58,564 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:58,564 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:58,571 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:58,572 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:58,605 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:58,605 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:58,606 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:58,606 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:58,620 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:58,621 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:58,654 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:58,655 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:58,656 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:58,656 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:58,663 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:58,664 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:58,699 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:58,700 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:58,700 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:58,701 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:58,708 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:58,709 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:58,745 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:58,745 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:58,746 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:58,746 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:58,753 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:58,761 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:58,807 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:58,807 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:58,808 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:58,808 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:58,815 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:58,816 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:58,855 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:58,855 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:58,856 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:58,856 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:58,863 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:58,864 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:58,904 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:58,904 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:58,905 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:58,905 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:58,913 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:58,913 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:58,954 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:58,955 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:58,955 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:58,956 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:58,963 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:58,964 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:59,006 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:59,006 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:59,007 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:59,008 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:59,015 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:59,016 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:59,059 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:59,059 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:59,060 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:59,060 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:59,067 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:59,068 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:59,113 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:59,113 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:59,114 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:59,114 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:59,121 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:59,122 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:59,168 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:59,169 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:59,169 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:59,170 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:59,177 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:59,178 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:59,225 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:59,225 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:59,226 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:59,226 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:59,233 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:59,234 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:59,282 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:59,283 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:59,283 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:59,284 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:59,291 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:59,292 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:59,341 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:59,341 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:59,342 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:59,343 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:59,350 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:59,350 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:59,400 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:59,401 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:59,402 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:59,402 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:59,409 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:59,410 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:59,462 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:59,462 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:59,463 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:59,463 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:59,470 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:59,471 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:59,524 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:59,524 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:59,525 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:59,526 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:59,533 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:59,533 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:59,593 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:59,594 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:59,594 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:59,595 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:59,602 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:59,603 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:59,658 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:59,659 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:59,659 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:59,660 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:59,667 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:59,668 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:59,722 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:34:59,727 INFO L134 CoverageAnalysis]: Checked inductivity of 2139 backedges. 851 proven. 276 refuted. 0 times theorem prover too weak. 1012 trivial. 0 not checked. [2021-05-02 12:34:59,727 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1010909337] provided 0 perfect and 1 imperfect interpolant sequences [2021-05-02 12:34:59,727 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-05-02 12:34:59,727 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [52, 51] total 77 [2021-05-02 12:34:59,727 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [107729411] [2021-05-02 12:34:59,728 INFO L460 AbstractCegarLoop]: Interpolant automaton has 77 states [2021-05-02 12:34:59,728 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-02 12:34:59,728 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 77 interpolants. [2021-05-02 12:34:59,728 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1282, Invalid=4570, Unknown=0, NotChecked=0, Total=5852 [2021-05-02 12:34:59,728 INFO L87 Difference]: Start difference. First operand 200 states and 201 transitions. Second operand has 77 states, 77 states have (on average 1.7142857142857142) internal successors, (132), 76 states have internal predecessors, (132), 48 states have call successors, (50), 3 states have call predecessors, (50), 1 states have return successors, (47), 47 states have call predecessors, (47), 47 states have call successors, (47) [2021-05-02 12:35:02,164 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-02 12:35:02,164 INFO L93 Difference]: Finished difference Result 281 states and 306 transitions. [2021-05-02 12:35:02,164 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 52 states. [2021-05-02 12:35:02,165 INFO L78 Accepts]: Start accepts. Automaton has has 77 states, 77 states have (on average 1.7142857142857142) internal successors, (132), 76 states have internal predecessors, (132), 48 states have call successors, (50), 3 states have call predecessors, (50), 1 states have return successors, (47), 47 states have call predecessors, (47), 47 states have call successors, (47) Word has length 197 [2021-05-02 12:35:02,165 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-02 12:35:02,166 INFO L225 Difference]: With dead ends: 281 [2021-05-02 12:35:02,166 INFO L226 Difference]: Without dead ends: 201 [2021-05-02 12:35:02,167 INFO L779 BasicCegarLoop]: 0 DeclaredPredicates, 344 GetRequests, 220 SyntacticMatches, 0 SemanticMatches, 124 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4210 ImplicationChecksByTransitivity, 3239.0ms TimeCoverageRelationStatistics Valid=2935, Invalid=12815, Unknown=0, NotChecked=0, Total=15750 [2021-05-02 12:35:02,167 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 201 states. [2021-05-02 12:35:02,181 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 201 to 201. [2021-05-02 12:35:02,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 201 states, 149 states have (on average 1.0134228187919463) internal successors, (151), 150 states have internal predecessors, (151), 26 states have call successors, (26), 26 states have call predecessors, (26), 25 states have return successors, (25), 24 states have call predecessors, (25), 25 states have call successors, (25) [2021-05-02 12:35:02,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 201 states and 202 transitions. [2021-05-02 12:35:02,182 INFO L78 Accepts]: Start accepts. Automaton has 201 states and 202 transitions. Word has length 197 [2021-05-02 12:35:02,182 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-02 12:35:02,182 INFO L480 AbstractCegarLoop]: Abstraction has 201 states and 202 transitions. [2021-05-02 12:35:02,182 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 77 states, 77 states have (on average 1.7142857142857142) internal successors, (132), 76 states have internal predecessors, (132), 48 states have call successors, (50), 3 states have call predecessors, (50), 1 states have return successors, (47), 47 states have call predecessors, (47), 47 states have call successors, (47) [2021-05-02 12:35:02,183 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 202 transitions. [2021-05-02 12:35:02,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2021-05-02 12:35:02,183 INFO L515 BasicCegarLoop]: Found error trace [2021-05-02 12:35:02,183 INFO L523 BasicCegarLoop]: trace histogram [24, 24, 24, 24, 23, 23, 23, 23, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-02 12:35:02,390 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 47 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable46 [2021-05-02 12:35:02,390 INFO L428 AbstractCegarLoop]: === Iteration 48 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-02 12:35:02,391 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-02 12:35:02,391 INFO L82 PathProgramCache]: Analyzing trace with hash 1117520780, now seen corresponding path program 46 times [2021-05-02 12:35:02,391 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-02 12:35:02,391 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2120483031] [2021-05-02 12:35:02,391 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-02 12:35:02,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:35:02,776 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-02 12:35:02,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:35:02,778 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-05-02 12:35:02,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:35:02,791 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2021-05-02 12:35:02,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:35:02,793 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2021-05-02 12:35:02,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:35:02,795 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2021-05-02 12:35:02,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:35:02,796 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2021-05-02 12:35:02,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:35:02,797 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2021-05-02 12:35:02,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:35:02,799 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2021-05-02 12:35:02,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:35:02,800 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2021-05-02 12:35:02,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:35:02,802 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2021-05-02 12:35:02,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:35:02,803 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2021-05-02 12:35:02,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:35:02,804 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2021-05-02 12:35:02,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:35:02,806 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2021-05-02 12:35:02,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:35:02,807 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2021-05-02 12:35:02,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:35:02,808 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2021-05-02 12:35:02,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:35:02,809 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2021-05-02 12:35:02,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:35:02,811 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2021-05-02 12:35:02,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:35:02,812 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2021-05-02 12:35:02,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:35:02,813 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2021-05-02 12:35:02,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:35:02,814 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2021-05-02 12:35:02,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:35:02,815 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2021-05-02 12:35:02,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:35:02,816 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2021-05-02 12:35:02,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:35:02,817 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 180 [2021-05-02 12:35:02,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:35:02,819 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187 [2021-05-02 12:35:02,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:35:02,821 INFO L134 CoverageAnalysis]: Checked inductivity of 2163 backedges. 322 proven. 829 refuted. 0 times theorem prover too weak. 1012 trivial. 0 not checked. [2021-05-02 12:35:02,821 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-05-02 12:35:02,821 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2120483031] [2021-05-02 12:35:02,821 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2120483031] provided 0 perfect and 1 imperfect interpolant sequences [2021-05-02 12:35:02,822 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [919415487] [2021-05-02 12:35:02,822 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 48 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 48 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-02 12:35:02,933 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-05-02 12:35:02,933 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-05-02 12:35:02,935 INFO L263 TraceCheckSpWp]: Trace formula consists of 522 conjuncts, 54 conjunts are in the unsatisfiable core [2021-05-02 12:35:02,938 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-05-02 12:35:02,953 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:02,954 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:02,957 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:02,958 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:02,960 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:02,961 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:02,963 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:02,964 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:02,966 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:02,967 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:02,969 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:02,970 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:02,972 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:02,973 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:02,975 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:02,976 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:02,978 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:02,979 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:02,981 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:02,982 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:02,984 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:02,985 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:02,987 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:02,988 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:02,989 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:02,990 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:02,992 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:02,993 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:02,995 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:02,996 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:02,998 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:02,999 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:03,001 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:03,002 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:03,004 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:03,005 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:03,007 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:03,008 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:03,010 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:03,011 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:03,013 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:03,014 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:03,016 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:03,017 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:03,018 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:03,019 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:03,021 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:03,022 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:03,028 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:03,029 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:03,036 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:03,038 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:03,041 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:03,042 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:03,049 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:03,050 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:03,053 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:03,054 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:03,061 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:03,062 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:03,065 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:03,066 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:03,073 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:03,075 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:03,078 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:03,079 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:03,086 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:03,087 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:03,090 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:03,091 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:03,098 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:03,099 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:03,102 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:03,103 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:03,110 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:03,112 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:03,115 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:03,115 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:03,122 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:03,124 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:03,127 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:03,127 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:03,134 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:03,136 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:03,139 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:03,140 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:03,147 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:03,148 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:03,151 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:03,152 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:03,159 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:03,161 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:03,164 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:03,165 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:03,172 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:03,173 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:03,176 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:03,177 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:03,184 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:03,185 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:03,188 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:03,189 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:03,196 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:03,197 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:03,200 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:03,201 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:03,208 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:03,209 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:03,212 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:03,213 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:03,220 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:03,221 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:03,224 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:03,225 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:03,232 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:03,233 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:03,237 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:03,237 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:03,245 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:03,246 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:03,249 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:03,250 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:03,257 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:03,258 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:03,261 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:03,262 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:03,270 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:03,271 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:03,274 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:03,275 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:03,282 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:03,283 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:03,286 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:03,287 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:03,295 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:03,296 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:03,299 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:03,299 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:03,306 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:03,307 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:03,310 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:03,311 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:03,346 INFO L134 CoverageAnalysis]: Checked inductivity of 2163 backedges. 346 proven. 805 refuted. 0 times theorem prover too weak. 1012 trivial. 0 not checked. [2021-05-02 12:35:03,346 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [919415487] provided 0 perfect and 1 imperfect interpolant sequences [2021-05-02 12:35:03,346 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-05-02 12:35:03,346 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [30, 29] total 33 [2021-05-02 12:35:03,346 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1797864538] [2021-05-02 12:35:03,347 INFO L460 AbstractCegarLoop]: Interpolant automaton has 33 states [2021-05-02 12:35:03,347 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-02 12:35:03,347 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 33 interpolants. [2021-05-02 12:35:03,347 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=366, Invalid=690, Unknown=0, NotChecked=0, Total=1056 [2021-05-02 12:35:03,347 INFO L87 Difference]: Start difference. First operand 201 states and 202 transitions. Second operand has 33 states, 33 states have (on average 2.6363636363636362) internal successors, (87), 30 states have internal predecessors, (87), 25 states have call successors, (28), 4 states have call predecessors, (28), 1 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) [2021-05-02 12:35:04,297 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-02 12:35:04,297 INFO L93 Difference]: Finished difference Result 214 states and 216 transitions. [2021-05-02 12:35:04,298 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-05-02 12:35:04,298 INFO L78 Accepts]: Start accepts. Automaton has has 33 states, 33 states have (on average 2.6363636363636362) internal successors, (87), 30 states have internal predecessors, (87), 25 states have call successors, (28), 4 states have call predecessors, (28), 1 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) Word has length 198 [2021-05-02 12:35:04,299 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-02 12:35:04,300 INFO L225 Difference]: With dead ends: 214 [2021-05-02 12:35:04,300 INFO L226 Difference]: Without dead ends: 212 [2021-05-02 12:35:04,300 INFO L779 BasicCegarLoop]: 0 DeclaredPredicates, 327 GetRequests, 267 SyntacticMatches, 0 SemanticMatches, 60 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 738 ImplicationChecksByTransitivity, 963.6ms TimeCoverageRelationStatistics Valid=1090, Invalid=2692, Unknown=0, NotChecked=0, Total=3782 [2021-05-02 12:35:04,301 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 212 states. [2021-05-02 12:35:04,319 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 212 to 208. [2021-05-02 12:35:04,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 208 states, 154 states have (on average 1.0129870129870129) internal successors, (156), 155 states have internal predecessors, (156), 27 states have call successors, (27), 27 states have call predecessors, (27), 26 states have return successors, (26), 25 states have call predecessors, (26), 26 states have call successors, (26) [2021-05-02 12:35:04,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 208 states to 208 states and 209 transitions. [2021-05-02 12:35:04,320 INFO L78 Accepts]: Start accepts. Automaton has 208 states and 209 transitions. Word has length 198 [2021-05-02 12:35:04,320 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-02 12:35:04,320 INFO L480 AbstractCegarLoop]: Abstraction has 208 states and 209 transitions. [2021-05-02 12:35:04,320 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 33 states, 33 states have (on average 2.6363636363636362) internal successors, (87), 30 states have internal predecessors, (87), 25 states have call successors, (28), 4 states have call predecessors, (28), 1 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) [2021-05-02 12:35:04,321 INFO L276 IsEmpty]: Start isEmpty. Operand 208 states and 209 transitions. [2021-05-02 12:35:04,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 206 [2021-05-02 12:35:04,321 INFO L515 BasicCegarLoop]: Found error trace [2021-05-02 12:35:04,322 INFO L523 BasicCegarLoop]: trace histogram [25, 25, 25, 24, 24, 24, 24, 24, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-02 12:35:04,544 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable47,48 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-02 12:35:04,545 INFO L428 AbstractCegarLoop]: === Iteration 49 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-02 12:35:04,545 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-02 12:35:04,545 INFO L82 PathProgramCache]: Analyzing trace with hash 349813606, now seen corresponding path program 47 times [2021-05-02 12:35:04,545 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-02 12:35:04,545 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [764630921] [2021-05-02 12:35:04,545 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-02 12:35:04,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:35:05,514 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-02 12:35:05,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:35:05,516 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-05-02 12:35:05,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:35:05,517 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2021-05-02 12:35:05,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:35:05,518 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2021-05-02 12:35:05,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:35:05,519 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2021-05-02 12:35:05,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:35:05,521 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2021-05-02 12:35:05,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:35:05,522 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2021-05-02 12:35:05,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:35:05,523 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2021-05-02 12:35:05,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:35:05,525 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2021-05-02 12:35:05,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:35:05,526 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2021-05-02 12:35:05,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:35:05,527 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2021-05-02 12:35:05,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:35:05,528 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2021-05-02 12:35:05,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:35:05,530 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2021-05-02 12:35:05,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:35:05,531 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2021-05-02 12:35:05,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:35:05,532 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2021-05-02 12:35:05,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:35:05,533 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2021-05-02 12:35:05,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:35:05,534 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2021-05-02 12:35:05,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:35:05,536 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2021-05-02 12:35:05,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:35:05,537 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2021-05-02 12:35:05,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:35:05,538 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2021-05-02 12:35:05,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:35:05,540 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2021-05-02 12:35:05,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:35:05,541 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2021-05-02 12:35:05,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:35:05,542 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 180 [2021-05-02 12:35:05,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:35:05,543 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187 [2021-05-02 12:35:05,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:35:05,544 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 194 [2021-05-02 12:35:05,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:35:05,546 INFO L134 CoverageAnalysis]: Checked inductivity of 2328 backedges. 854 proven. 370 refuted. 0 times theorem prover too weak. 1104 trivial. 0 not checked. [2021-05-02 12:35:05,546 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-05-02 12:35:05,546 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [764630921] [2021-05-02 12:35:05,546 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [764630921] provided 0 perfect and 1 imperfect interpolant sequences [2021-05-02 12:35:05,546 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [899967460] [2021-05-02 12:35:05,546 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 49 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 49 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-02 12:35:05,648 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 25 check-sat command(s) [2021-05-02 12:35:05,648 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-05-02 12:35:05,650 INFO L263 TraceCheckSpWp]: Trace formula consists of 536 conjuncts, 52 conjunts are in the unsatisfiable core [2021-05-02 12:35:05,653 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-05-02 12:35:05,686 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:05,687 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:05,689 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:05,690 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:05,693 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:05,694 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:05,696 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:05,696 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:05,698 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:05,699 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:05,701 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:05,702 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:05,704 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:05,705 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:05,707 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:05,708 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:05,710 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:05,711 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:05,713 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:05,714 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:05,717 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:05,718 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:05,720 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:05,721 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:05,723 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:05,724 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:05,726 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:05,727 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:05,728 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:05,729 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:05,731 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:05,732 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:05,734 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:05,735 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:05,737 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:05,738 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:05,740 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:05,741 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:05,743 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:05,744 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:05,745 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:05,746 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:05,748 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:05,749 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:05,751 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:05,752 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:05,754 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:05,755 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:05,757 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:05,792 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:05,793 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:05,794 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:05,794 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:05,802 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:05,803 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:05,834 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:05,835 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:05,835 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:05,836 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:05,843 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:05,844 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:05,876 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:05,877 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:05,878 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:05,878 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:05,885 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:05,886 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:05,920 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:05,921 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:05,922 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:05,922 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:05,929 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:05,930 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:05,966 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:05,966 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:05,967 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:05,967 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:05,975 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:05,976 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:06,012 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:06,012 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:06,013 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:06,014 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:06,021 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:06,022 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:06,059 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:06,060 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:06,061 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:06,061 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:06,068 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:06,069 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:06,108 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:06,108 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:06,109 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:06,109 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:06,117 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:06,118 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:06,157 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:06,158 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:06,159 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:06,159 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:06,166 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:06,167 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:06,208 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:06,208 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:06,209 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:06,210 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:06,217 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:06,218 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:06,260 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:06,260 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:06,261 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:06,262 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:06,269 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:06,270 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:06,313 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:06,313 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:06,314 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:06,315 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:06,322 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:06,323 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:06,367 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:06,368 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:06,369 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:06,369 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:06,376 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:06,377 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:06,423 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:06,423 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:06,424 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:06,425 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:06,432 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:06,433 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:06,480 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:06,480 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:06,481 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:06,481 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:06,489 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:06,490 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:06,537 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:06,538 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:06,539 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:06,539 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:06,547 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:06,548 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:06,603 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:06,603 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:06,604 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:06,605 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:06,612 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:06,613 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:06,664 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:06,664 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:06,665 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:06,665 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:06,673 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:06,674 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:06,726 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:06,727 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:06,728 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:06,728 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:06,735 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:06,736 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:06,790 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:06,790 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:06,791 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:06,792 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:06,799 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:06,800 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:06,854 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:06,855 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:06,856 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:06,856 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:06,864 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:06,865 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:06,921 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:06,921 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:06,922 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:06,923 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:06,930 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:06,931 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:06,988 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:06,988 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:06,989 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:06,989 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:06,997 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:06,998 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:07,056 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:07,057 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:07,057 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:07,058 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:07,065 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:07,066 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:07,124 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:07,129 INFO L134 CoverageAnalysis]: Checked inductivity of 2328 backedges. 924 proven. 300 refuted. 0 times theorem prover too weak. 1104 trivial. 0 not checked. [2021-05-02 12:35:07,130 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [899967460] provided 0 perfect and 1 imperfect interpolant sequences [2021-05-02 12:35:07,130 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-05-02 12:35:07,130 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [54, 53] total 80 [2021-05-02 12:35:07,130 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [106813571] [2021-05-02 12:35:07,130 INFO L460 AbstractCegarLoop]: Interpolant automaton has 80 states [2021-05-02 12:35:07,130 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-02 12:35:07,130 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 80 interpolants. [2021-05-02 12:35:07,131 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1385, Invalid=4935, Unknown=0, NotChecked=0, Total=6320 [2021-05-02 12:35:07,131 INFO L87 Difference]: Start difference. First operand 208 states and 209 transitions. Second operand has 80 states, 80 states have (on average 1.7125) internal successors, (137), 79 states have internal predecessors, (137), 50 states have call successors, (52), 3 states have call predecessors, (52), 1 states have return successors, (49), 49 states have call predecessors, (49), 49 states have call successors, (49) [2021-05-02 12:35:09,785 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-02 12:35:09,785 INFO L93 Difference]: Finished difference Result 292 states and 318 transitions. [2021-05-02 12:35:09,785 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2021-05-02 12:35:09,786 INFO L78 Accepts]: Start accepts. Automaton has has 80 states, 80 states have (on average 1.7125) internal successors, (137), 79 states have internal predecessors, (137), 50 states have call successors, (52), 3 states have call predecessors, (52), 1 states have return successors, (49), 49 states have call predecessors, (49), 49 states have call successors, (49) Word has length 205 [2021-05-02 12:35:09,786 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-02 12:35:09,787 INFO L225 Difference]: With dead ends: 292 [2021-05-02 12:35:09,787 INFO L226 Difference]: Without dead ends: 209 [2021-05-02 12:35:09,788 INFO L779 BasicCegarLoop]: 0 DeclaredPredicates, 358 GetRequests, 229 SyntacticMatches, 0 SemanticMatches, 129 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4561 ImplicationChecksByTransitivity, 3537.2ms TimeCoverageRelationStatistics Valid=3169, Invalid=13861, Unknown=0, NotChecked=0, Total=17030 [2021-05-02 12:35:09,788 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 209 states. [2021-05-02 12:35:09,806 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 209 to 209. [2021-05-02 12:35:09,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 209 states, 155 states have (on average 1.0129032258064516) internal successors, (157), 156 states have internal predecessors, (157), 27 states have call successors, (27), 27 states have call predecessors, (27), 26 states have return successors, (26), 25 states have call predecessors, (26), 26 states have call successors, (26) [2021-05-02 12:35:09,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 209 states to 209 states and 210 transitions. [2021-05-02 12:35:09,807 INFO L78 Accepts]: Start accepts. Automaton has 209 states and 210 transitions. Word has length 205 [2021-05-02 12:35:09,807 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-02 12:35:09,807 INFO L480 AbstractCegarLoop]: Abstraction has 209 states and 210 transitions. [2021-05-02 12:35:09,808 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 80 states, 80 states have (on average 1.7125) internal successors, (137), 79 states have internal predecessors, (137), 50 states have call successors, (52), 3 states have call predecessors, (52), 1 states have return successors, (49), 49 states have call predecessors, (49), 49 states have call successors, (49) [2021-05-02 12:35:09,808 INFO L276 IsEmpty]: Start isEmpty. Operand 209 states and 210 transitions. [2021-05-02 12:35:09,809 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 207 [2021-05-02 12:35:09,809 INFO L515 BasicCegarLoop]: Found error trace [2021-05-02 12:35:09,809 INFO L523 BasicCegarLoop]: trace histogram [25, 25, 25, 25, 24, 24, 24, 24, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-02 12:35:10,024 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 49 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable48 [2021-05-02 12:35:10,025 INFO L428 AbstractCegarLoop]: === Iteration 50 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-02 12:35:10,025 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-02 12:35:10,025 INFO L82 PathProgramCache]: Analyzing trace with hash 1650063406, now seen corresponding path program 48 times [2021-05-02 12:35:10,025 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-02 12:35:10,025 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1965215974] [2021-05-02 12:35:10,025 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-02 12:35:10,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:35:10,407 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-02 12:35:10,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:35:10,410 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2021-05-02 12:35:10,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:35:10,421 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2021-05-02 12:35:10,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:35:10,423 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2021-05-02 12:35:10,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:35:10,424 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2021-05-02 12:35:10,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:35:10,425 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2021-05-02 12:35:10,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:35:10,426 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2021-05-02 12:35:10,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:35:10,427 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2021-05-02 12:35:10,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:35:10,429 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2021-05-02 12:35:10,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:35:10,430 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2021-05-02 12:35:10,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:35:10,431 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2021-05-02 12:35:10,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:35:10,432 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2021-05-02 12:35:10,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:35:10,434 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2021-05-02 12:35:10,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:35:10,435 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2021-05-02 12:35:10,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:35:10,436 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2021-05-02 12:35:10,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:35:10,437 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2021-05-02 12:35:10,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:35:10,438 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2021-05-02 12:35:10,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:35:10,439 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-05-02 12:35:10,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:35:10,440 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2021-05-02 12:35:10,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:35:10,441 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2021-05-02 12:35:10,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:35:10,442 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2021-05-02 12:35:10,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:35:10,444 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2021-05-02 12:35:10,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:35:10,445 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2021-05-02 12:35:10,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:35:10,446 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2021-05-02 12:35:10,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:35:10,447 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 195 [2021-05-02 12:35:10,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:35:10,448 INFO L134 CoverageAnalysis]: Checked inductivity of 2353 backedges. 348 proven. 901 refuted. 0 times theorem prover too weak. 1104 trivial. 0 not checked. [2021-05-02 12:35:10,448 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-05-02 12:35:10,448 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1965215974] [2021-05-02 12:35:10,449 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1965215974] provided 0 perfect and 1 imperfect interpolant sequences [2021-05-02 12:35:10,449 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [211664748] [2021-05-02 12:35:10,449 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 50 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 50 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-02 12:35:10,570 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 25 check-sat command(s) [2021-05-02 12:35:10,570 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-05-02 12:35:10,571 INFO L263 TraceCheckSpWp]: Trace formula consists of 541 conjuncts, 56 conjunts are in the unsatisfiable core [2021-05-02 12:35:10,576 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-05-02 12:35:10,592 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:10,593 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:10,595 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:10,596 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:10,598 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:10,599 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:10,610 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:10,611 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:10,613 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:10,614 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:10,616 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:10,617 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:10,619 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:10,620 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:10,622 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:10,623 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:10,624 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:10,625 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:10,627 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:10,628 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:10,629 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:10,630 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:10,632 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:10,633 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:10,634 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:10,635 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:10,641 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:10,642 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:10,644 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:10,645 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:10,647 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:10,648 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:10,650 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:10,651 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:10,653 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:10,654 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:10,656 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:10,657 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:10,659 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:10,660 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:10,662 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:10,663 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:10,665 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:10,666 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:10,668 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:10,669 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:10,670 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:10,671 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:10,673 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:10,674 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:10,680 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:10,681 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:10,689 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:10,690 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:10,693 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:10,694 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:10,701 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:10,702 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:10,705 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:10,706 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:10,713 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:10,714 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:10,717 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:10,718 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:10,725 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:10,726 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:10,729 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:10,730 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:10,737 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:10,739 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:10,742 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:10,743 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:10,750 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:10,751 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:10,754 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:10,754 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:10,761 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:10,762 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:10,765 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:10,766 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:10,773 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:10,774 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:10,777 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:10,778 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:10,784 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:10,785 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:10,788 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:10,789 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:10,796 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:10,797 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:10,800 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:10,801 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:10,808 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:10,809 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:10,813 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:10,814 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:10,820 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:10,821 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:10,824 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:10,825 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:10,832 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:10,838 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:10,841 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:10,842 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:10,849 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:10,849 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:10,853 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:10,853 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:10,860 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:10,861 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:10,864 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:10,865 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:10,871 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:10,872 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:10,875 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:10,876 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:10,883 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:10,884 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:10,887 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:10,888 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:10,894 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:10,895 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:10,898 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:10,899 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:10,906 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:10,906 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:10,909 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:10,927 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:10,936 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:10,937 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:10,941 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:10,942 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:10,950 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:10,951 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:10,955 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:10,956 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:10,965 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:10,966 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:10,970 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:10,970 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:10,977 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:10,978 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:10,981 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:10,982 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:10,989 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:10,990 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:10,993 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:10,994 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:11,029 INFO L134 CoverageAnalysis]: Checked inductivity of 2353 backedges. 373 proven. 876 refuted. 0 times theorem prover too weak. 1104 trivial. 0 not checked. [2021-05-02 12:35:11,030 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [211664748] provided 0 perfect and 1 imperfect interpolant sequences [2021-05-02 12:35:11,030 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-05-02 12:35:11,030 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [31, 30] total 34 [2021-05-02 12:35:11,030 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1821408913] [2021-05-02 12:35:11,030 INFO L460 AbstractCegarLoop]: Interpolant automaton has 34 states [2021-05-02 12:35:11,030 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-02 12:35:11,031 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2021-05-02 12:35:11,031 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=393, Invalid=729, Unknown=0, NotChecked=0, Total=1122 [2021-05-02 12:35:11,031 INFO L87 Difference]: Start difference. First operand 209 states and 210 transitions. Second operand has 34 states, 34 states have (on average 2.6470588235294117) internal successors, (90), 31 states have internal predecessors, (90), 26 states have call successors, (29), 4 states have call predecessors, (29), 1 states have return successors, (25), 25 states have call predecessors, (25), 25 states have call successors, (25) [2021-05-02 12:35:12,013 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-02 12:35:12,014 INFO L93 Difference]: Finished difference Result 222 states and 224 transitions. [2021-05-02 12:35:12,014 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-05-02 12:35:12,014 INFO L78 Accepts]: Start accepts. Automaton has has 34 states, 34 states have (on average 2.6470588235294117) internal successors, (90), 31 states have internal predecessors, (90), 26 states have call successors, (29), 4 states have call predecessors, (29), 1 states have return successors, (25), 25 states have call predecessors, (25), 25 states have call successors, (25) Word has length 206 [2021-05-02 12:35:12,014 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-02 12:35:12,015 INFO L225 Difference]: With dead ends: 222 [2021-05-02 12:35:12,015 INFO L226 Difference]: Without dead ends: 220 [2021-05-02 12:35:12,016 INFO L779 BasicCegarLoop]: 0 DeclaredPredicates, 340 GetRequests, 278 SyntacticMatches, 0 SemanticMatches, 62 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 781 ImplicationChecksByTransitivity, 1001.8ms TimeCoverageRelationStatistics Valid=1171, Invalid=2861, Unknown=0, NotChecked=0, Total=4032 [2021-05-02 12:35:12,016 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 220 states. [2021-05-02 12:35:12,035 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 220 to 216. [2021-05-02 12:35:12,035 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 216 states, 160 states have (on average 1.0125) internal successors, (162), 161 states have internal predecessors, (162), 28 states have call successors, (28), 28 states have call predecessors, (28), 27 states have return successors, (27), 26 states have call predecessors, (27), 27 states have call successors, (27) [2021-05-02 12:35:12,036 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 216 states and 217 transitions. [2021-05-02 12:35:12,036 INFO L78 Accepts]: Start accepts. Automaton has 216 states and 217 transitions. Word has length 206 [2021-05-02 12:35:12,036 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-02 12:35:12,037 INFO L480 AbstractCegarLoop]: Abstraction has 216 states and 217 transitions. [2021-05-02 12:35:12,037 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 34 states, 34 states have (on average 2.6470588235294117) internal successors, (90), 31 states have internal predecessors, (90), 26 states have call successors, (29), 4 states have call predecessors, (29), 1 states have return successors, (25), 25 states have call predecessors, (25), 25 states have call successors, (25) [2021-05-02 12:35:12,037 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states and 217 transitions. [2021-05-02 12:35:12,038 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 214 [2021-05-02 12:35:12,038 INFO L515 BasicCegarLoop]: Found error trace [2021-05-02 12:35:12,038 INFO L523 BasicCegarLoop]: trace histogram [26, 26, 26, 25, 25, 25, 25, 25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-02 12:35:12,256 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 50 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable49 [2021-05-02 12:35:12,257 INFO L428 AbstractCegarLoop]: === Iteration 51 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-02 12:35:12,257 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-02 12:35:12,257 INFO L82 PathProgramCache]: Analyzing trace with hash -1849709436, now seen corresponding path program 49 times [2021-05-02 12:35:12,257 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-02 12:35:12,257 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [669798859] [2021-05-02 12:35:12,257 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-02 12:35:12,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:35:13,336 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-02 12:35:13,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:35:13,339 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2021-05-02 12:35:13,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:35:13,340 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2021-05-02 12:35:13,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:35:13,341 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2021-05-02 12:35:13,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:35:13,344 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2021-05-02 12:35:13,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:35:13,346 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2021-05-02 12:35:13,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:35:13,346 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2021-05-02 12:35:13,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:35:13,347 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2021-05-02 12:35:13,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:35:13,348 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2021-05-02 12:35:13,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:35:13,349 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2021-05-02 12:35:13,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:35:13,350 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2021-05-02 12:35:13,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:35:13,351 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2021-05-02 12:35:13,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:35:13,352 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2021-05-02 12:35:13,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:35:13,353 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2021-05-02 12:35:13,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:35:13,354 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2021-05-02 12:35:13,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:35:13,356 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2021-05-02 12:35:13,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:35:13,357 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2021-05-02 12:35:13,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:35:13,372 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-05-02 12:35:13,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:35:13,373 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2021-05-02 12:35:13,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:35:13,375 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2021-05-02 12:35:13,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:35:13,376 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2021-05-02 12:35:13,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:35:13,377 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2021-05-02 12:35:13,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:35:13,378 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2021-05-02 12:35:13,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:35:13,379 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2021-05-02 12:35:13,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:35:13,382 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 195 [2021-05-02 12:35:13,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:35:13,384 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 202 [2021-05-02 12:35:13,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:35:13,386 INFO L134 CoverageAnalysis]: Checked inductivity of 2525 backedges. 927 proven. 398 refuted. 0 times theorem prover too weak. 1200 trivial. 0 not checked. [2021-05-02 12:35:13,386 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-05-02 12:35:13,386 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [669798859] [2021-05-02 12:35:13,386 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [669798859] provided 0 perfect and 1 imperfect interpolant sequences [2021-05-02 12:35:13,386 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [848032495] [2021-05-02 12:35:13,386 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 51 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 51 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-02 12:35:13,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:35:13,509 INFO L263 TraceCheckSpWp]: Trace formula consists of 555 conjuncts, 54 conjunts are in the unsatisfiable core [2021-05-02 12:35:13,512 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-05-02 12:35:13,544 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:13,545 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:13,547 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:13,548 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:13,550 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:13,551 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:13,553 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:13,554 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:13,556 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:13,557 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:13,559 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:13,560 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:13,562 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:13,563 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:13,565 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:13,566 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:13,568 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:13,570 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:13,572 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:13,573 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:13,575 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:13,576 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:13,578 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:13,579 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:13,581 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:13,582 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:13,584 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:13,585 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:13,587 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:13,588 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:13,590 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:13,591 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:13,593 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:13,594 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:13,596 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:13,597 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:13,599 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:13,600 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:13,602 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:13,603 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:13,605 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:13,606 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:13,608 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:13,609 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:13,610 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:13,611 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:13,613 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:13,615 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:13,617 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:13,618 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:13,620 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:13,657 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:13,658 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:13,659 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:13,659 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:13,667 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:13,668 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:13,709 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:13,710 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:13,711 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:13,711 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:13,718 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:13,719 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:13,753 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:13,754 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:13,755 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:13,755 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:13,763 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:13,764 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:13,799 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:13,799 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:13,800 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:13,801 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:13,808 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:13,809 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:13,845 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:13,846 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:13,847 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:13,847 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:13,855 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:13,856 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:13,894 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:13,895 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:13,895 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:13,896 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:13,903 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:13,904 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:13,943 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:13,944 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:13,944 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:13,945 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:13,952 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:13,953 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:13,994 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:13,994 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:13,995 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:13,995 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:14,003 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:14,004 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:14,045 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:14,045 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:14,046 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:14,046 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:14,054 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:14,055 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:14,097 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:14,098 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:14,098 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:14,099 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:14,106 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:14,107 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:14,151 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:14,151 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:14,152 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:14,153 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:14,160 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:14,161 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:14,206 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:14,207 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:14,207 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:14,208 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:14,215 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:14,216 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:14,262 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:14,263 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:14,263 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:14,264 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:14,271 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:14,272 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:14,320 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:14,320 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:14,321 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:14,322 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:14,329 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:14,330 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:14,378 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:14,379 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:14,380 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:14,380 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:14,387 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:14,388 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:14,438 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:14,438 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:14,439 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:14,440 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:14,447 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:14,448 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:14,499 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:14,500 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:14,500 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:14,501 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:14,509 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:14,510 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:14,563 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:14,564 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:14,565 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:14,565 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:14,573 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:14,574 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:14,627 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:14,628 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:14,629 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:14,629 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:14,637 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:14,638 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:14,707 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:14,707 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:14,708 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:14,708 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:14,716 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:14,717 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:14,775 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:14,776 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:14,777 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:14,777 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:14,785 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:14,786 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:14,844 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:14,845 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:14,845 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:14,846 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:14,853 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:14,854 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:14,913 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:14,913 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:14,914 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:14,914 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:14,922 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:14,923 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:14,982 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:14,983 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:14,984 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:14,984 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:14,991 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:14,992 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:15,056 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:15,056 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:15,057 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:15,057 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:15,065 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:15,066 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:15,126 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:15,139 INFO L134 CoverageAnalysis]: Checked inductivity of 2525 backedges. 1000 proven. 325 refuted. 0 times theorem prover too weak. 1200 trivial. 0 not checked. [2021-05-02 12:35:15,139 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [848032495] provided 0 perfect and 1 imperfect interpolant sequences [2021-05-02 12:35:15,139 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-05-02 12:35:15,139 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [56, 55] total 83 [2021-05-02 12:35:15,139 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1302562480] [2021-05-02 12:35:15,140 INFO L460 AbstractCegarLoop]: Interpolant automaton has 83 states [2021-05-02 12:35:15,140 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-02 12:35:15,140 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 83 interpolants. [2021-05-02 12:35:15,141 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1492, Invalid=5314, Unknown=0, NotChecked=0, Total=6806 [2021-05-02 12:35:15,141 INFO L87 Difference]: Start difference. First operand 216 states and 217 transitions. Second operand has 83 states, 83 states have (on average 1.7108433734939759) internal successors, (142), 82 states have internal predecessors, (142), 52 states have call successors, (54), 3 states have call predecessors, (54), 1 states have return successors, (51), 51 states have call predecessors, (51), 51 states have call successors, (51) [2021-05-02 12:35:17,996 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-02 12:35:17,996 INFO L93 Difference]: Finished difference Result 303 states and 330 transitions. [2021-05-02 12:35:17,996 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2021-05-02 12:35:17,997 INFO L78 Accepts]: Start accepts. Automaton has has 83 states, 83 states have (on average 1.7108433734939759) internal successors, (142), 82 states have internal predecessors, (142), 52 states have call successors, (54), 3 states have call predecessors, (54), 1 states have return successors, (51), 51 states have call predecessors, (51), 51 states have call successors, (51) Word has length 213 [2021-05-02 12:35:17,997 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-02 12:35:17,998 INFO L225 Difference]: With dead ends: 303 [2021-05-02 12:35:17,998 INFO L226 Difference]: Without dead ends: 217 [2021-05-02 12:35:17,999 INFO L779 BasicCegarLoop]: 0 DeclaredPredicates, 372 GetRequests, 238 SyntacticMatches, 0 SemanticMatches, 134 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4926 ImplicationChecksByTransitivity, 3886.6ms TimeCoverageRelationStatistics Valid=3412, Invalid=14948, Unknown=0, NotChecked=0, Total=18360 [2021-05-02 12:35:17,999 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 217 states. [2021-05-02 12:35:18,018 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 217 to 217. [2021-05-02 12:35:18,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 217 states, 161 states have (on average 1.0124223602484472) internal successors, (163), 162 states have internal predecessors, (163), 28 states have call successors, (28), 28 states have call predecessors, (28), 27 states have return successors, (27), 26 states have call predecessors, (27), 27 states have call successors, (27) [2021-05-02 12:35:18,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 217 states to 217 states and 218 transitions. [2021-05-02 12:35:18,019 INFO L78 Accepts]: Start accepts. Automaton has 217 states and 218 transitions. Word has length 213 [2021-05-02 12:35:18,019 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-02 12:35:18,019 INFO L480 AbstractCegarLoop]: Abstraction has 217 states and 218 transitions. [2021-05-02 12:35:18,020 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 83 states, 83 states have (on average 1.7108433734939759) internal successors, (142), 82 states have internal predecessors, (142), 52 states have call successors, (54), 3 states have call predecessors, (54), 1 states have return successors, (51), 51 states have call predecessors, (51), 51 states have call successors, (51) [2021-05-02 12:35:18,020 INFO L276 IsEmpty]: Start isEmpty. Operand 217 states and 218 transitions. [2021-05-02 12:35:18,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 215 [2021-05-02 12:35:18,021 INFO L515 BasicCegarLoop]: Found error trace [2021-05-02 12:35:18,021 INFO L523 BasicCegarLoop]: trace histogram [26, 26, 26, 26, 25, 25, 25, 25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-02 12:35:18,237 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable50,51 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-02 12:35:18,237 INFO L428 AbstractCegarLoop]: === Iteration 52 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-02 12:35:18,237 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-02 12:35:18,237 INFO L82 PathProgramCache]: Analyzing trace with hash 1052418380, now seen corresponding path program 50 times [2021-05-02 12:35:18,237 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-02 12:35:18,238 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [690818339] [2021-05-02 12:35:18,238 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-02 12:35:18,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:35:18,692 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-02 12:35:18,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:35:18,700 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2021-05-02 12:35:18,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:35:18,702 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2021-05-02 12:35:18,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:35:18,703 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2021-05-02 12:35:18,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:35:18,705 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2021-05-02 12:35:18,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:35:18,706 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2021-05-02 12:35:18,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:35:18,707 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2021-05-02 12:35:18,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:35:18,708 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2021-05-02 12:35:18,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:35:18,709 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2021-05-02 12:35:18,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:35:18,711 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2021-05-02 12:35:18,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:35:18,712 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2021-05-02 12:35:18,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:35:18,713 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2021-05-02 12:35:18,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:35:18,714 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2021-05-02 12:35:18,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:35:18,716 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2021-05-02 12:35:18,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:35:18,717 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2021-05-02 12:35:18,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:35:18,718 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2021-05-02 12:35:18,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:35:18,719 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2021-05-02 12:35:18,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:35:18,720 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2021-05-02 12:35:18,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:35:18,722 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2021-05-02 12:35:18,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:35:18,723 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2021-05-02 12:35:18,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:35:18,724 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2021-05-02 12:35:18,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:35:18,725 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2021-05-02 12:35:18,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:35:18,727 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2021-05-02 12:35:18,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:35:18,728 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 189 [2021-05-02 12:35:18,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:35:18,729 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 196 [2021-05-02 12:35:18,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:35:18,730 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2021-05-02 12:35:18,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:35:18,732 INFO L134 CoverageAnalysis]: Checked inductivity of 2551 backedges. 375 proven. 976 refuted. 0 times theorem prover too weak. 1200 trivial. 0 not checked. [2021-05-02 12:35:18,732 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-05-02 12:35:18,732 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [690818339] [2021-05-02 12:35:18,732 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [690818339] provided 0 perfect and 1 imperfect interpolant sequences [2021-05-02 12:35:18,732 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [52889420] [2021-05-02 12:35:18,732 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 52 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 52 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-02 12:35:18,834 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-05-02 12:35:18,834 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-05-02 12:35:18,835 INFO L263 TraceCheckSpWp]: Trace formula consists of 560 conjuncts, 58 conjunts are in the unsatisfiable core [2021-05-02 12:35:18,837 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-05-02 12:35:18,860 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:18,861 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:18,863 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:18,864 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:18,866 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:18,867 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:18,869 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:18,870 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:18,872 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:18,873 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:18,874 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:18,875 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:18,877 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:18,878 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:18,880 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:18,881 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:18,883 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:18,884 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:18,886 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:18,887 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:18,889 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:18,890 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:18,892 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:18,893 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:18,895 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:18,896 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:18,898 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:18,899 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:18,901 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:18,902 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:18,904 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:18,905 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:18,907 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:18,908 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:18,910 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:18,911 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:18,912 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:18,913 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:18,915 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:18,916 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:18,917 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:18,918 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:18,920 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:18,921 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:18,922 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:18,923 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:18,925 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:18,926 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:18,927 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:18,928 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:18,930 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:18,931 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:18,936 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:18,937 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:18,943 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:18,944 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:18,947 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:18,948 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:18,954 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:18,955 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:18,959 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:18,960 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:18,967 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:18,968 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:18,971 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:18,971 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:18,978 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:18,979 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:18,982 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:18,982 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:18,989 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:18,990 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:18,993 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:18,994 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:19,001 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:19,001 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:19,004 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:19,005 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:19,012 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:19,013 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:19,015 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:19,016 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:19,023 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:19,024 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:19,027 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:19,027 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:19,034 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:19,035 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:19,038 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:19,039 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:19,046 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:19,047 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:19,049 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:19,050 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:19,057 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:19,058 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:19,061 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:19,061 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:19,068 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:19,069 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:19,072 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:19,073 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:19,080 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:19,081 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:19,084 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:19,085 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:19,092 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:19,093 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:19,096 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:19,097 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:19,103 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:19,104 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:19,107 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:19,108 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:19,115 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:19,116 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:19,119 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:19,120 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:19,127 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:19,128 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:19,131 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:19,131 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:19,138 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:19,139 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:19,142 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:19,143 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:19,150 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:19,151 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:19,153 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:19,154 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:19,161 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:19,162 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:19,165 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:19,165 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:19,172 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:19,173 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:19,176 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:19,177 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:19,183 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:19,184 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:19,187 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:19,188 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:19,195 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:19,196 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:19,198 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:19,199 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:19,206 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:19,207 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:19,210 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:19,210 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:19,217 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:19,218 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:19,221 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:19,222 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:19,258 INFO L134 CoverageAnalysis]: Checked inductivity of 2551 backedges. 401 proven. 950 refuted. 0 times theorem prover too weak. 1200 trivial. 0 not checked. [2021-05-02 12:35:19,258 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [52889420] provided 0 perfect and 1 imperfect interpolant sequences [2021-05-02 12:35:19,259 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-05-02 12:35:19,259 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [32, 31] total 35 [2021-05-02 12:35:19,259 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [283447432] [2021-05-02 12:35:19,259 INFO L460 AbstractCegarLoop]: Interpolant automaton has 35 states [2021-05-02 12:35:19,259 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-02 12:35:19,259 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 35 interpolants. [2021-05-02 12:35:19,259 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=421, Invalid=769, Unknown=0, NotChecked=0, Total=1190 [2021-05-02 12:35:19,260 INFO L87 Difference]: Start difference. First operand 217 states and 218 transitions. Second operand has 35 states, 35 states have (on average 2.657142857142857) internal successors, (93), 32 states have internal predecessors, (93), 27 states have call successors, (30), 4 states have call predecessors, (30), 1 states have return successors, (26), 26 states have call predecessors, (26), 26 states have call successors, (26) [2021-05-02 12:35:20,289 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-02 12:35:20,289 INFO L93 Difference]: Finished difference Result 230 states and 232 transitions. [2021-05-02 12:35:20,289 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2021-05-02 12:35:20,289 INFO L78 Accepts]: Start accepts. Automaton has has 35 states, 35 states have (on average 2.657142857142857) internal successors, (93), 32 states have internal predecessors, (93), 27 states have call successors, (30), 4 states have call predecessors, (30), 1 states have return successors, (26), 26 states have call predecessors, (26), 26 states have call successors, (26) Word has length 214 [2021-05-02 12:35:20,290 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-02 12:35:20,291 INFO L225 Difference]: With dead ends: 230 [2021-05-02 12:35:20,291 INFO L226 Difference]: Without dead ends: 228 [2021-05-02 12:35:20,291 INFO L779 BasicCegarLoop]: 0 DeclaredPredicates, 353 GetRequests, 289 SyntacticMatches, 0 SemanticMatches, 64 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 825 ImplicationChecksByTransitivity, 1069.3ms TimeCoverageRelationStatistics Valid=1255, Invalid=3035, Unknown=0, NotChecked=0, Total=4290 [2021-05-02 12:35:20,291 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 228 states. [2021-05-02 12:35:20,311 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 228 to 224. [2021-05-02 12:35:20,311 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 224 states, 166 states have (on average 1.0120481927710843) internal successors, (168), 167 states have internal predecessors, (168), 29 states have call successors, (29), 29 states have call predecessors, (29), 28 states have return successors, (28), 27 states have call predecessors, (28), 28 states have call successors, (28) [2021-05-02 12:35:20,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 224 states to 224 states and 225 transitions. [2021-05-02 12:35:20,312 INFO L78 Accepts]: Start accepts. Automaton has 224 states and 225 transitions. Word has length 214 [2021-05-02 12:35:20,312 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-02 12:35:20,312 INFO L480 AbstractCegarLoop]: Abstraction has 224 states and 225 transitions. [2021-05-02 12:35:20,312 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 35 states, 35 states have (on average 2.657142857142857) internal successors, (93), 32 states have internal predecessors, (93), 27 states have call successors, (30), 4 states have call predecessors, (30), 1 states have return successors, (26), 26 states have call predecessors, (26), 26 states have call successors, (26) [2021-05-02 12:35:20,312 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 225 transitions. [2021-05-02 12:35:20,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 222 [2021-05-02 12:35:20,313 INFO L515 BasicCegarLoop]: Found error trace [2021-05-02 12:35:20,313 INFO L523 BasicCegarLoop]: trace histogram [27, 27, 27, 26, 26, 26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-02 12:35:20,528 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 52 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable51 [2021-05-02 12:35:20,529 INFO L428 AbstractCegarLoop]: === Iteration 53 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-02 12:35:20,529 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-02 12:35:20,529 INFO L82 PathProgramCache]: Analyzing trace with hash -597547610, now seen corresponding path program 51 times [2021-05-02 12:35:20,529 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-02 12:35:20,529 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [902268191] [2021-05-02 12:35:20,529 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-02 12:35:20,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:35:21,601 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-02 12:35:21,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:35:21,603 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2021-05-02 12:35:21,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:35:21,604 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2021-05-02 12:35:21,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:35:21,605 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2021-05-02 12:35:21,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:35:21,606 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2021-05-02 12:35:21,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:35:21,607 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2021-05-02 12:35:21,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:35:21,608 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2021-05-02 12:35:21,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:35:21,609 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2021-05-02 12:35:21,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:35:21,610 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2021-05-02 12:35:21,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:35:21,611 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2021-05-02 12:35:21,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:35:21,612 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2021-05-02 12:35:21,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:35:21,617 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2021-05-02 12:35:21,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:35:21,618 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2021-05-02 12:35:21,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:35:21,619 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2021-05-02 12:35:21,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:35:21,627 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2021-05-02 12:35:21,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:35:21,628 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2021-05-02 12:35:21,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:35:21,629 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2021-05-02 12:35:21,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:35:21,630 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2021-05-02 12:35:21,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:35:21,631 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2021-05-02 12:35:21,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:35:21,632 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2021-05-02 12:35:21,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:35:21,633 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2021-05-02 12:35:21,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:35:21,634 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2021-05-02 12:35:21,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:35:21,635 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2021-05-02 12:35:21,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:35:21,637 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 189 [2021-05-02 12:35:21,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:35:21,638 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 196 [2021-05-02 12:35:21,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:35:21,640 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2021-05-02 12:35:21,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:35:21,641 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 210 [2021-05-02 12:35:21,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:35:21,643 INFO L134 CoverageAnalysis]: Checked inductivity of 2730 backedges. 1003 proven. 427 refuted. 0 times theorem prover too weak. 1300 trivial. 0 not checked. [2021-05-02 12:35:21,643 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-05-02 12:35:21,643 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [902268191] [2021-05-02 12:35:21,643 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [902268191] provided 0 perfect and 1 imperfect interpolant sequences [2021-05-02 12:35:21,643 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [827198175] [2021-05-02 12:35:21,643 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 53 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 53 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-02 12:35:21,780 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 27 check-sat command(s) [2021-05-02 12:35:21,780 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-05-02 12:35:21,782 INFO L263 TraceCheckSpWp]: Trace formula consists of 574 conjuncts, 56 conjunts are in the unsatisfiable core [2021-05-02 12:35:21,784 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-05-02 12:35:21,808 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:21,809 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:21,811 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:21,812 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:21,814 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:21,815 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:21,817 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:21,818 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:21,820 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:21,821 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:21,822 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:21,823 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:21,825 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:21,826 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:21,828 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:21,828 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:21,830 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:21,831 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:21,833 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:21,834 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:21,835 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:21,836 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:21,838 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:21,839 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:21,841 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:21,842 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:21,843 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:21,844 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:21,846 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:21,847 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:21,849 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:21,850 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:21,852 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:21,853 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:21,854 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:21,855 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:21,857 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:21,858 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:21,860 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:21,860 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:21,862 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:21,863 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:21,865 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:21,866 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:21,867 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:21,868 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:21,870 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:21,871 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:21,872 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:21,873 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:21,875 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:21,876 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:21,878 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:21,913 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:21,913 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:21,914 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:21,914 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:21,922 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:21,923 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:21,956 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:21,957 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:21,958 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:21,958 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:21,965 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:21,966 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:22,001 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:22,002 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:22,003 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:22,003 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:22,011 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:22,012 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:22,047 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:22,048 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:22,049 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:22,049 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:22,056 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:22,057 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:22,094 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:22,095 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:22,096 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:22,096 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:22,103 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:22,104 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:22,143 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:22,143 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:22,144 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:22,144 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:22,152 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:22,153 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:22,192 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:22,192 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:22,193 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:22,194 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:22,201 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:22,202 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:22,242 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:22,243 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:22,244 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:22,244 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:22,251 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:22,252 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:22,294 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:22,295 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:22,295 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:22,296 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:22,303 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:22,304 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:22,347 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:22,348 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:22,349 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:22,349 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:22,356 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:22,357 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:22,402 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:22,403 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:22,403 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:22,404 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:22,411 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:22,412 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:22,459 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:22,459 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:22,460 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:22,460 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:22,468 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:22,469 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:22,517 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:22,518 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:22,518 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:22,519 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:22,527 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:22,528 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:22,576 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:22,577 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:22,577 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:22,578 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:22,585 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:22,586 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:22,636 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:22,636 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:22,637 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:22,638 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:22,645 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:22,646 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:22,710 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:22,710 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:22,711 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:22,712 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:22,719 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:22,720 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:22,772 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:22,773 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:22,774 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:22,774 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:22,782 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:22,783 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:22,836 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:22,837 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:22,838 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:22,838 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:22,846 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:22,847 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:22,901 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:22,902 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:22,903 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:22,903 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:22,911 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:22,912 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:22,967 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:22,967 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:22,968 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:22,969 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:22,976 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:22,977 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:23,034 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:23,034 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:23,035 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:23,035 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:23,043 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:23,044 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:23,101 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:23,102 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:23,103 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:23,103 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:23,111 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:23,112 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:23,171 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:23,172 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:23,173 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:23,173 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:23,181 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:23,182 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:23,244 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:23,245 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:23,246 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:23,247 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:23,255 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:23,256 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:23,320 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:23,321 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:23,321 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:23,322 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:23,336 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:23,337 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:23,428 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:23,429 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:23,430 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:23,430 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:23,439 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:23,441 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:23,512 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:23,517 INFO L134 CoverageAnalysis]: Checked inductivity of 2730 backedges. 1079 proven. 351 refuted. 0 times theorem prover too weak. 1300 trivial. 0 not checked. [2021-05-02 12:35:23,517 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [827198175] provided 0 perfect and 1 imperfect interpolant sequences [2021-05-02 12:35:23,517 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-05-02 12:35:23,517 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [58, 57] total 86 [2021-05-02 12:35:23,518 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [331389264] [2021-05-02 12:35:23,518 INFO L460 AbstractCegarLoop]: Interpolant automaton has 86 states [2021-05-02 12:35:23,518 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-02 12:35:23,518 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 86 interpolants. [2021-05-02 12:35:23,519 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1603, Invalid=5707, Unknown=0, NotChecked=0, Total=7310 [2021-05-02 12:35:23,519 INFO L87 Difference]: Start difference. First operand 224 states and 225 transitions. Second operand has 86 states, 86 states have (on average 1.7093023255813953) internal successors, (147), 85 states have internal predecessors, (147), 54 states have call successors, (56), 3 states have call predecessors, (56), 1 states have return successors, (53), 53 states have call predecessors, (53), 53 states have call successors, (53) [2021-05-02 12:35:26,259 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-02 12:35:26,259 INFO L93 Difference]: Finished difference Result 314 states and 342 transitions. [2021-05-02 12:35:26,259 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2021-05-02 12:35:26,259 INFO L78 Accepts]: Start accepts. Automaton has has 86 states, 86 states have (on average 1.7093023255813953) internal successors, (147), 85 states have internal predecessors, (147), 54 states have call successors, (56), 3 states have call predecessors, (56), 1 states have return successors, (53), 53 states have call predecessors, (53), 53 states have call successors, (53) Word has length 221 [2021-05-02 12:35:26,260 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-02 12:35:26,260 INFO L225 Difference]: With dead ends: 314 [2021-05-02 12:35:26,260 INFO L226 Difference]: Without dead ends: 225 [2021-05-02 12:35:26,262 INFO L779 BasicCegarLoop]: 0 DeclaredPredicates, 386 GetRequests, 247 SyntacticMatches, 0 SemanticMatches, 139 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5305 ImplicationChecksByTransitivity, 4043.5ms TimeCoverageRelationStatistics Valid=3664, Invalid=16076, Unknown=0, NotChecked=0, Total=19740 [2021-05-02 12:35:26,262 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 225 states. [2021-05-02 12:35:26,282 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 225 to 225. [2021-05-02 12:35:26,282 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 225 states, 167 states have (on average 1.0119760479041917) internal successors, (169), 168 states have internal predecessors, (169), 29 states have call successors, (29), 29 states have call predecessors, (29), 28 states have return successors, (28), 27 states have call predecessors, (28), 28 states have call successors, (28) [2021-05-02 12:35:26,283 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 225 states to 225 states and 226 transitions. [2021-05-02 12:35:26,283 INFO L78 Accepts]: Start accepts. Automaton has 225 states and 226 transitions. Word has length 221 [2021-05-02 12:35:26,283 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-02 12:35:26,283 INFO L480 AbstractCegarLoop]: Abstraction has 225 states and 226 transitions. [2021-05-02 12:35:26,283 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 86 states, 86 states have (on average 1.7093023255813953) internal successors, (147), 85 states have internal predecessors, (147), 54 states have call successors, (56), 3 states have call predecessors, (56), 1 states have return successors, (53), 53 states have call predecessors, (53), 53 states have call successors, (53) [2021-05-02 12:35:26,283 INFO L276 IsEmpty]: Start isEmpty. Operand 225 states and 226 transitions. [2021-05-02 12:35:26,284 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 223 [2021-05-02 12:35:26,284 INFO L515 BasicCegarLoop]: Found error trace [2021-05-02 12:35:26,284 INFO L523 BasicCegarLoop]: trace histogram [27, 27, 27, 27, 26, 26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-02 12:35:26,500 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable52,53 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-02 12:35:26,501 INFO L428 AbstractCegarLoop]: === Iteration 54 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-02 12:35:26,501 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-02 12:35:26,501 INFO L82 PathProgramCache]: Analyzing trace with hash -23080338, now seen corresponding path program 52 times [2021-05-02 12:35:26,501 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-02 12:35:26,501 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1415033403] [2021-05-02 12:35:26,501 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-02 12:35:26,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:35:26,964 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-02 12:35:26,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:35:26,966 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-05-02 12:35:26,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:35:26,967 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2021-05-02 12:35:26,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:35:26,969 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2021-05-02 12:35:26,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:35:26,970 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2021-05-02 12:35:26,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:35:26,971 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2021-05-02 12:35:26,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:35:26,972 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2021-05-02 12:35:26,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:35:26,973 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2021-05-02 12:35:26,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:35:26,983 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2021-05-02 12:35:26,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:35:26,985 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2021-05-02 12:35:26,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:35:26,987 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2021-05-02 12:35:26,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:35:26,988 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2021-05-02 12:35:26,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:35:26,989 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2021-05-02 12:35:26,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:35:26,990 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2021-05-02 12:35:26,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:35:26,991 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2021-05-02 12:35:26,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:35:26,992 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2021-05-02 12:35:26,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:35:26,994 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2021-05-02 12:35:26,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:35:26,995 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2021-05-02 12:35:26,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:35:26,996 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2021-05-02 12:35:26,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:35:26,998 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2021-05-02 12:35:26,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:35:26,999 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 169 [2021-05-02 12:35:27,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:35:27,001 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2021-05-02 12:35:27,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:35:27,002 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 183 [2021-05-02 12:35:27,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:35:27,004 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2021-05-02 12:35:27,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:35:27,005 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2021-05-02 12:35:27,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:35:27,006 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2021-05-02 12:35:27,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:35:27,007 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 211 [2021-05-02 12:35:27,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:35:27,009 INFO L134 CoverageAnalysis]: Checked inductivity of 2757 backedges. 403 proven. 1054 refuted. 0 times theorem prover too weak. 1300 trivial. 0 not checked. [2021-05-02 12:35:27,009 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-05-02 12:35:27,009 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1415033403] [2021-05-02 12:35:27,009 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1415033403] provided 0 perfect and 1 imperfect interpolant sequences [2021-05-02 12:35:27,009 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1718509151] [2021-05-02 12:35:27,009 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 54 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 54 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-02 12:35:27,123 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-05-02 12:35:27,123 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-05-02 12:35:27,126 INFO L263 TraceCheckSpWp]: Trace formula consists of 579 conjuncts, 60 conjunts are in the unsatisfiable core [2021-05-02 12:35:27,130 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-05-02 12:35:27,147 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:27,148 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:27,150 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:27,151 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:27,153 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:27,154 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:27,156 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:27,157 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:27,159 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:27,161 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:27,163 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:27,164 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:27,166 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:27,167 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:27,170 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:27,171 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:27,173 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:27,174 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:27,177 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:27,178 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:27,180 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:27,181 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:27,183 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:27,184 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:27,186 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:27,187 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:27,189 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:27,191 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:27,193 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:27,194 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:27,196 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:27,197 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:27,199 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:27,200 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:27,202 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:27,203 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:27,205 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:27,206 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:27,208 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:27,209 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:27,211 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:27,212 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:27,214 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:27,216 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:27,218 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:27,219 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:27,221 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:27,222 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:27,224 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:27,225 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:27,227 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:27,228 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:27,230 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:27,231 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:27,236 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:27,237 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:27,245 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:27,246 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:27,250 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:27,250 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:27,257 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:27,258 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:27,261 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:27,262 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:27,269 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:27,270 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:27,273 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:27,274 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:27,281 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:27,282 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:27,286 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:27,286 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:27,294 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:27,295 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:27,298 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:27,299 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:27,313 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:27,315 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:27,319 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:27,320 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:27,330 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:27,331 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:27,334 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:27,336 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:27,345 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:27,346 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:27,349 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:27,350 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:27,359 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:27,360 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:27,364 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:27,365 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:27,373 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:27,375 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:27,378 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:27,379 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:27,387 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:27,388 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:27,391 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:27,392 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:27,400 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:27,401 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:27,404 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:27,405 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:27,413 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:27,414 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:27,417 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:27,418 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:27,426 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:27,427 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:27,430 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:27,431 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:27,439 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:27,440 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:27,443 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:27,444 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:27,452 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:27,453 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:27,456 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:27,457 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:27,465 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:27,466 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:27,470 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:27,471 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:27,478 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:27,479 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:27,483 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:27,484 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:27,491 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:27,493 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:27,496 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:27,497 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:27,505 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:27,506 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:27,509 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:27,510 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:27,518 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:27,519 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:27,522 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:27,523 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:27,531 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:27,532 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:27,535 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:27,536 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:27,544 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:27,545 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:27,548 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:27,549 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:27,557 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:27,558 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:27,561 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:27,562 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:27,570 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:27,571 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:27,574 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:27,575 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:27,582 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:27,584 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:27,587 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:27,588 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:27,632 INFO L134 CoverageAnalysis]: Checked inductivity of 2757 backedges. 430 proven. 1027 refuted. 0 times theorem prover too weak. 1300 trivial. 0 not checked. [2021-05-02 12:35:27,632 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1718509151] provided 0 perfect and 1 imperfect interpolant sequences [2021-05-02 12:35:27,632 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-05-02 12:35:27,632 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [33, 32] total 36 [2021-05-02 12:35:27,633 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1935020420] [2021-05-02 12:35:27,633 INFO L460 AbstractCegarLoop]: Interpolant automaton has 36 states [2021-05-02 12:35:27,633 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-02 12:35:27,633 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 36 interpolants. [2021-05-02 12:35:27,633 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=450, Invalid=810, Unknown=0, NotChecked=0, Total=1260 [2021-05-02 12:35:27,634 INFO L87 Difference]: Start difference. First operand 225 states and 226 transitions. Second operand has 36 states, 36 states have (on average 2.6666666666666665) internal successors, (96), 33 states have internal predecessors, (96), 28 states have call successors, (31), 4 states have call predecessors, (31), 1 states have return successors, (27), 27 states have call predecessors, (27), 27 states have call successors, (27) [2021-05-02 12:35:28,754 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-02 12:35:28,754 INFO L93 Difference]: Finished difference Result 238 states and 240 transitions. [2021-05-02 12:35:28,754 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2021-05-02 12:35:28,754 INFO L78 Accepts]: Start accepts. Automaton has has 36 states, 36 states have (on average 2.6666666666666665) internal successors, (96), 33 states have internal predecessors, (96), 28 states have call successors, (31), 4 states have call predecessors, (31), 1 states have return successors, (27), 27 states have call predecessors, (27), 27 states have call successors, (27) Word has length 222 [2021-05-02 12:35:28,755 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-02 12:35:28,755 INFO L225 Difference]: With dead ends: 238 [2021-05-02 12:35:28,755 INFO L226 Difference]: Without dead ends: 236 [2021-05-02 12:35:28,756 INFO L779 BasicCegarLoop]: 0 DeclaredPredicates, 366 GetRequests, 300 SyntacticMatches, 0 SemanticMatches, 66 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 870 ImplicationChecksByTransitivity, 1120.2ms TimeCoverageRelationStatistics Valid=1342, Invalid=3214, Unknown=0, NotChecked=0, Total=4556 [2021-05-02 12:35:28,756 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 236 states. [2021-05-02 12:35:28,770 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 236 to 232. [2021-05-02 12:35:28,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 232 states, 172 states have (on average 1.0116279069767442) internal successors, (174), 173 states have internal predecessors, (174), 30 states have call successors, (30), 30 states have call predecessors, (30), 29 states have return successors, (29), 28 states have call predecessors, (29), 29 states have call successors, (29) [2021-05-02 12:35:28,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 232 states to 232 states and 233 transitions. [2021-05-02 12:35:28,771 INFO L78 Accepts]: Start accepts. Automaton has 232 states and 233 transitions. Word has length 222 [2021-05-02 12:35:28,771 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-02 12:35:28,771 INFO L480 AbstractCegarLoop]: Abstraction has 232 states and 233 transitions. [2021-05-02 12:35:28,771 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 36 states, 36 states have (on average 2.6666666666666665) internal successors, (96), 33 states have internal predecessors, (96), 28 states have call successors, (31), 4 states have call predecessors, (31), 1 states have return successors, (27), 27 states have call predecessors, (27), 27 states have call successors, (27) [2021-05-02 12:35:28,771 INFO L276 IsEmpty]: Start isEmpty. Operand 232 states and 233 transitions. [2021-05-02 12:35:28,772 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 230 [2021-05-02 12:35:28,772 INFO L515 BasicCegarLoop]: Found error trace [2021-05-02 12:35:28,772 INFO L523 BasicCegarLoop]: trace histogram [28, 28, 28, 27, 27, 27, 27, 27, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-02 12:35:28,992 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 54 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable53 [2021-05-02 12:35:28,992 INFO L428 AbstractCegarLoop]: === Iteration 55 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-02 12:35:28,992 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-02 12:35:28,992 INFO L82 PathProgramCache]: Analyzing trace with hash 1180420676, now seen corresponding path program 53 times [2021-05-02 12:35:28,992 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-02 12:35:28,992 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1223603244] [2021-05-02 12:35:28,992 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-02 12:35:29,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:35:30,177 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-02 12:35:30,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:35:30,179 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-05-02 12:35:30,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:35:30,187 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2021-05-02 12:35:30,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:35:30,189 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2021-05-02 12:35:30,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:35:30,190 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2021-05-02 12:35:30,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:35:30,192 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2021-05-02 12:35:30,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:35:30,193 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2021-05-02 12:35:30,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:35:30,194 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2021-05-02 12:35:30,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:35:30,195 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2021-05-02 12:35:30,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:35:30,197 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2021-05-02 12:35:30,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:35:30,198 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2021-05-02 12:35:30,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:35:30,199 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2021-05-02 12:35:30,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:35:30,200 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2021-05-02 12:35:30,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:35:30,201 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2021-05-02 12:35:30,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:35:30,202 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2021-05-02 12:35:30,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:35:30,203 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2021-05-02 12:35:30,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:35:30,204 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2021-05-02 12:35:30,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:35:30,205 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2021-05-02 12:35:30,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:35:30,206 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2021-05-02 12:35:30,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:35:30,207 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2021-05-02 12:35:30,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:35:30,208 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 169 [2021-05-02 12:35:30,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:35:30,210 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2021-05-02 12:35:30,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:35:30,211 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 183 [2021-05-02 12:35:30,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:35:30,212 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2021-05-02 12:35:30,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:35:30,213 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2021-05-02 12:35:30,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:35:30,214 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2021-05-02 12:35:30,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:35:30,215 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 211 [2021-05-02 12:35:30,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:35:30,216 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2021-05-02 12:35:30,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:35:30,217 INFO L134 CoverageAnalysis]: Checked inductivity of 2943 backedges. 1082 proven. 457 refuted. 0 times theorem prover too weak. 1404 trivial. 0 not checked. [2021-05-02 12:35:30,217 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-05-02 12:35:30,217 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1223603244] [2021-05-02 12:35:30,217 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1223603244] provided 0 perfect and 1 imperfect interpolant sequences [2021-05-02 12:35:30,217 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [197566302] [2021-05-02 12:35:30,217 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 55 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 55 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-02 12:35:30,320 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 28 check-sat command(s) [2021-05-02 12:35:30,320 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-05-02 12:35:30,322 INFO L263 TraceCheckSpWp]: Trace formula consists of 593 conjuncts, 58 conjunts are in the unsatisfiable core [2021-05-02 12:35:30,324 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-05-02 12:35:30,361 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:30,362 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:30,364 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:30,365 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:30,367 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:30,368 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:30,370 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:30,371 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:30,373 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:30,374 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:30,376 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:30,377 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:30,379 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:30,380 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:30,382 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:30,383 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:30,385 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:30,386 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:30,388 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:30,389 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:30,391 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:30,392 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:30,394 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:30,395 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:30,397 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:30,398 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:30,400 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:30,401 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:30,403 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:30,404 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:30,406 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:30,407 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:30,409 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:30,410 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:30,413 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:30,414 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:30,416 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:30,417 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:30,421 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:30,422 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:30,424 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:30,425 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:30,427 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:30,428 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:30,430 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:30,431 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:30,433 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:30,434 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:30,436 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:30,437 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:30,439 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:30,440 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:30,442 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:30,443 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:30,445 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:30,484 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:30,484 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:30,485 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:30,486 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:30,493 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:30,495 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:30,533 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:30,534 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:30,535 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:30,535 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:30,543 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:30,544 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:30,584 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:30,584 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:30,585 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:30,586 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:30,593 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:30,595 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:30,635 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:30,635 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:30,636 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:30,637 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:30,645 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:30,646 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:30,688 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:30,689 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:30,689 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:30,690 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:30,698 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:30,699 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:30,743 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:30,744 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:30,745 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:30,745 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:30,754 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:30,755 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:30,811 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:30,811 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:30,812 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:30,813 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:30,822 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:30,823 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:30,883 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:30,884 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:30,885 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:30,886 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:30,896 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:30,897 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:30,942 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:30,943 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:30,944 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:30,944 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:30,951 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:30,952 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:30,997 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:30,997 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:30,998 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:30,998 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:31,006 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:31,009 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:31,055 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:31,056 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:31,057 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:31,057 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:31,064 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:31,065 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:31,112 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:31,112 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:31,113 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:31,114 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:31,121 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:31,122 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:31,170 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:31,170 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:31,171 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:31,172 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:31,189 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:31,190 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:31,245 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:31,246 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:31,247 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:31,247 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:31,254 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:31,256 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:31,306 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:31,307 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:31,308 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:31,308 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:31,316 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:31,317 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:31,369 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:31,370 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:31,370 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:31,371 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:31,378 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:31,380 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:31,433 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:31,434 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:31,434 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:31,435 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:31,442 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:31,458 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:31,516 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:31,517 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:31,517 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:31,518 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:31,525 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:31,526 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:31,582 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:31,583 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:31,584 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:31,584 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:31,592 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:31,593 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:31,650 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:31,651 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:31,652 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:31,652 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:31,664 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:31,665 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:31,723 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:31,724 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:31,725 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:31,725 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:31,733 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:31,734 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:31,794 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:31,795 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:31,796 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:31,796 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:31,804 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:31,805 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:31,873 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:31,873 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:31,874 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:31,874 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:31,882 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:31,883 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:31,945 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:31,945 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:31,946 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:31,947 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:31,954 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:31,955 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:32,019 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:32,020 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:32,021 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:32,021 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:32,029 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:32,030 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:32,095 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:32,096 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:32,097 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:32,097 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:32,105 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:32,106 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:32,172 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:32,172 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:32,173 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:32,173 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:32,181 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:32,182 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:32,248 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:32,254 INFO L134 CoverageAnalysis]: Checked inductivity of 2943 backedges. 1161 proven. 378 refuted. 0 times theorem prover too weak. 1404 trivial. 0 not checked. [2021-05-02 12:35:32,254 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [197566302] provided 0 perfect and 1 imperfect interpolant sequences [2021-05-02 12:35:32,254 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-05-02 12:35:32,254 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [60, 59] total 89 [2021-05-02 12:35:32,254 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1807818565] [2021-05-02 12:35:32,255 INFO L460 AbstractCegarLoop]: Interpolant automaton has 89 states [2021-05-02 12:35:32,255 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-02 12:35:32,255 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 89 interpolants. [2021-05-02 12:35:32,256 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1718, Invalid=6114, Unknown=0, NotChecked=0, Total=7832 [2021-05-02 12:35:32,256 INFO L87 Difference]: Start difference. First operand 232 states and 233 transitions. Second operand has 89 states, 89 states have (on average 1.7078651685393258) internal successors, (152), 88 states have internal predecessors, (152), 56 states have call successors, (58), 3 states have call predecessors, (58), 1 states have return successors, (55), 55 states have call predecessors, (55), 55 states have call successors, (55) [2021-05-02 12:35:35,770 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-02 12:35:35,770 INFO L93 Difference]: Finished difference Result 325 states and 354 transitions. [2021-05-02 12:35:35,770 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2021-05-02 12:35:35,771 INFO L78 Accepts]: Start accepts. Automaton has has 89 states, 89 states have (on average 1.7078651685393258) internal successors, (152), 88 states have internal predecessors, (152), 56 states have call successors, (58), 3 states have call predecessors, (58), 1 states have return successors, (55), 55 states have call predecessors, (55), 55 states have call successors, (55) Word has length 229 [2021-05-02 12:35:35,771 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-02 12:35:35,772 INFO L225 Difference]: With dead ends: 325 [2021-05-02 12:35:35,772 INFO L226 Difference]: Without dead ends: 233 [2021-05-02 12:35:35,773 INFO L779 BasicCegarLoop]: 0 DeclaredPredicates, 400 GetRequests, 256 SyntacticMatches, 0 SemanticMatches, 144 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5698 ImplicationChecksByTransitivity, 4607.5ms TimeCoverageRelationStatistics Valid=3925, Invalid=17245, Unknown=0, NotChecked=0, Total=21170 [2021-05-02 12:35:35,773 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 233 states. [2021-05-02 12:35:35,795 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 233 to 233. [2021-05-02 12:35:35,795 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 233 states, 173 states have (on average 1.0115606936416186) internal successors, (175), 174 states have internal predecessors, (175), 30 states have call successors, (30), 30 states have call predecessors, (30), 29 states have return successors, (29), 28 states have call predecessors, (29), 29 states have call successors, (29) [2021-05-02 12:35:35,796 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 233 states to 233 states and 234 transitions. [2021-05-02 12:35:35,796 INFO L78 Accepts]: Start accepts. Automaton has 233 states and 234 transitions. Word has length 229 [2021-05-02 12:35:35,796 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-02 12:35:35,796 INFO L480 AbstractCegarLoop]: Abstraction has 233 states and 234 transitions. [2021-05-02 12:35:35,797 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 89 states, 89 states have (on average 1.7078651685393258) internal successors, (152), 88 states have internal predecessors, (152), 56 states have call successors, (58), 3 states have call predecessors, (58), 1 states have return successors, (55), 55 states have call predecessors, (55), 55 states have call successors, (55) [2021-05-02 12:35:35,797 INFO L276 IsEmpty]: Start isEmpty. Operand 233 states and 234 transitions. [2021-05-02 12:35:35,798 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 231 [2021-05-02 12:35:35,798 INFO L515 BasicCegarLoop]: Found error trace [2021-05-02 12:35:35,798 INFO L523 BasicCegarLoop]: trace histogram [28, 28, 28, 28, 27, 27, 27, 27, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-02 12:35:36,022 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 55 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable54 [2021-05-02 12:35:36,022 INFO L428 AbstractCegarLoop]: === Iteration 56 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-02 12:35:36,022 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-02 12:35:36,022 INFO L82 PathProgramCache]: Analyzing trace with hash -1415303412, now seen corresponding path program 54 times [2021-05-02 12:35:36,022 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-02 12:35:36,023 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1563437304] [2021-05-02 12:35:36,023 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-02 12:35:36,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:35:36,563 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-02 12:35:36,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:35:36,569 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2021-05-02 12:35:36,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:35:36,571 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2021-05-02 12:35:36,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:35:36,572 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2021-05-02 12:35:36,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:35:36,573 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2021-05-02 12:35:36,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:35:36,574 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2021-05-02 12:35:36,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:35:36,575 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2021-05-02 12:35:36,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:35:36,577 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2021-05-02 12:35:36,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:35:36,578 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2021-05-02 12:35:36,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:35:36,579 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2021-05-02 12:35:36,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:35:36,581 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2021-05-02 12:35:36,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:35:36,582 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2021-05-02 12:35:36,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:35:36,583 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2021-05-02 12:35:36,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:35:36,584 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2021-05-02 12:35:36,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:35:36,586 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2021-05-02 12:35:36,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:35:36,587 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2021-05-02 12:35:36,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:35:36,589 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2021-05-02 12:35:36,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:35:36,591 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2021-05-02 12:35:36,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:35:36,593 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2021-05-02 12:35:36,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:35:36,594 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2021-05-02 12:35:36,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:35:36,596 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2021-05-02 12:35:36,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:35:36,597 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2021-05-02 12:35:36,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:35:36,598 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2021-05-02 12:35:36,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:35:36,600 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2021-05-02 12:35:36,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:35:36,601 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2021-05-02 12:35:36,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:35:36,603 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 205 [2021-05-02 12:35:36,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:35:36,604 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2021-05-02 12:35:36,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:35:36,606 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2021-05-02 12:35:36,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:35:36,607 INFO L134 CoverageAnalysis]: Checked inductivity of 2971 backedges. 432 proven. 1135 refuted. 0 times theorem prover too weak. 1404 trivial. 0 not checked. [2021-05-02 12:35:36,608 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-05-02 12:35:36,608 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1563437304] [2021-05-02 12:35:36,608 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1563437304] provided 0 perfect and 1 imperfect interpolant sequences [2021-05-02 12:35:36,608 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1237971267] [2021-05-02 12:35:36,608 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 56 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 56 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-02 12:35:36,741 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 28 check-sat command(s) [2021-05-02 12:35:36,741 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-05-02 12:35:36,744 INFO L263 TraceCheckSpWp]: Trace formula consists of 598 conjuncts, 66 conjunts are in the unsatisfiable core [2021-05-02 12:35:36,747 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-05-02 12:35:36,749 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:36,750 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:36,757 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:36,758 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:36,789 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:36,790 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:36,791 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:36,792 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:36,793 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:36,794 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:36,795 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:36,808 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:36,809 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:36,811 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:36,813 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:36,815 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:36,816 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:36,817 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:36,818 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:36,823 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:36,824 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:36,826 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:36,827 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:36,828 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:36,829 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:36,831 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:36,832 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:36,834 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:36,835 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:36,837 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:36,838 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:36,839 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:36,840 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:36,842 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:36,843 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:36,845 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:36,846 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:36,848 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:36,849 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:36,851 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:36,851 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:36,862 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:36,864 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:36,866 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:36,867 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:36,869 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:36,871 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:36,873 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:36,874 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:36,876 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:36,877 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:36,879 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:36,880 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:36,881 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:36,882 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:36,884 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:36,885 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:36,887 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:36,888 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:36,890 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:36,891 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:36,892 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:36,893 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:36,895 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:36,896 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:36,898 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:36,899 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:36,905 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:36,905 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:36,913 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:36,914 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:36,917 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:36,918 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:36,925 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:36,926 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:36,944 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:36,945 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:36,954 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:36,956 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:36,959 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:36,960 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:36,969 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:36,970 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:36,974 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:36,975 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:36,982 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:36,984 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:36,987 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:36,987 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:36,995 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:36,996 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:36,999 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:36,999 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:37,006 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:37,008 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:37,011 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:37,012 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:37,019 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:37,020 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:37,023 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:37,024 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:37,031 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:37,032 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:37,035 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:37,036 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:37,043 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:37,044 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:37,047 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:37,048 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:37,055 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:37,056 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:37,059 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:37,060 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:37,067 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:37,068 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:37,071 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:37,072 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:37,081 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:37,082 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:37,085 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:37,087 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:37,094 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:37,095 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:37,098 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:37,099 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:37,106 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:37,107 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:37,110 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:37,111 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:37,118 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:37,119 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:37,122 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:37,123 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:37,131 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:37,132 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:37,135 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:37,136 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:37,143 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:37,144 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:37,147 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:37,148 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:37,155 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:37,156 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:37,159 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:37,160 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:37,167 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:37,168 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:37,171 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:37,172 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:37,179 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:37,180 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:37,183 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:37,184 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:37,191 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:37,192 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:37,196 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:37,196 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:37,204 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:37,205 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:37,208 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:37,208 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:37,215 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:37,216 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:37,219 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:37,220 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:37,227 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:37,228 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:37,231 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:37,232 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:37,239 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:37,240 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:37,243 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:37,244 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:37,261 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:37,262 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:37,265 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:37,266 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:37,342 INFO L134 CoverageAnalysis]: Checked inductivity of 2971 backedges. 460 proven. 1107 refuted. 0 times theorem prover too weak. 1404 trivial. 0 not checked. [2021-05-02 12:35:37,342 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1237971267] provided 0 perfect and 1 imperfect interpolant sequences [2021-05-02 12:35:37,342 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-05-02 12:35:37,342 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [34, 34] total 38 [2021-05-02 12:35:37,343 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [115999543] [2021-05-02 12:35:37,343 INFO L460 AbstractCegarLoop]: Interpolant automaton has 38 states [2021-05-02 12:35:37,343 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-02 12:35:37,343 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 38 interpolants. [2021-05-02 12:35:37,343 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=482, Invalid=924, Unknown=0, NotChecked=0, Total=1406 [2021-05-02 12:35:37,344 INFO L87 Difference]: Start difference. First operand 233 states and 234 transitions. Second operand has 38 states, 38 states have (on average 2.6315789473684212) internal successors, (100), 35 states have internal predecessors, (100), 29 states have call successors, (32), 4 states have call predecessors, (32), 2 states have return successors, (29), 28 states have call predecessors, (29), 28 states have call successors, (29) [2021-05-02 12:35:38,917 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-02 12:35:38,918 INFO L93 Difference]: Finished difference Result 246 states and 248 transitions. [2021-05-02 12:35:38,918 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2021-05-02 12:35:38,918 INFO L78 Accepts]: Start accepts. Automaton has has 38 states, 38 states have (on average 2.6315789473684212) internal successors, (100), 35 states have internal predecessors, (100), 29 states have call successors, (32), 4 states have call predecessors, (32), 2 states have return successors, (29), 28 states have call predecessors, (29), 28 states have call successors, (29) Word has length 230 [2021-05-02 12:35:38,918 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-02 12:35:38,919 INFO L225 Difference]: With dead ends: 246 [2021-05-02 12:35:38,919 INFO L226 Difference]: Without dead ends: 244 [2021-05-02 12:35:38,919 INFO L779 BasicCegarLoop]: 0 DeclaredPredicates, 381 GetRequests, 311 SyntacticMatches, 0 SemanticMatches, 70 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 972 ImplicationChecksByTransitivity, 1568.4ms TimeCoverageRelationStatistics Valid=1504, Invalid=3608, Unknown=0, NotChecked=0, Total=5112 [2021-05-02 12:35:38,920 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 244 states. [2021-05-02 12:35:38,941 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 244 to 240. [2021-05-02 12:35:38,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 240 states, 178 states have (on average 1.0112359550561798) internal successors, (180), 179 states have internal predecessors, (180), 31 states have call successors, (31), 31 states have call predecessors, (31), 30 states have return successors, (30), 29 states have call predecessors, (30), 30 states have call successors, (30) [2021-05-02 12:35:38,942 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 240 states to 240 states and 241 transitions. [2021-05-02 12:35:38,942 INFO L78 Accepts]: Start accepts. Automaton has 240 states and 241 transitions. Word has length 230 [2021-05-02 12:35:38,942 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-02 12:35:38,942 INFO L480 AbstractCegarLoop]: Abstraction has 240 states and 241 transitions. [2021-05-02 12:35:38,942 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 38 states, 38 states have (on average 2.6315789473684212) internal successors, (100), 35 states have internal predecessors, (100), 29 states have call successors, (32), 4 states have call predecessors, (32), 2 states have return successors, (29), 28 states have call predecessors, (29), 28 states have call successors, (29) [2021-05-02 12:35:38,943 INFO L276 IsEmpty]: Start isEmpty. Operand 240 states and 241 transitions. [2021-05-02 12:35:38,943 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 238 [2021-05-02 12:35:38,944 INFO L515 BasicCegarLoop]: Found error trace [2021-05-02 12:35:38,944 INFO L523 BasicCegarLoop]: trace histogram [29, 29, 29, 28, 28, 28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-02 12:35:39,145 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable55,56 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-02 12:35:39,145 INFO L428 AbstractCegarLoop]: === Iteration 57 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-02 12:35:39,145 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-02 12:35:39,145 INFO L82 PathProgramCache]: Analyzing trace with hash -1242456090, now seen corresponding path program 55 times [2021-05-02 12:35:39,146 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-02 12:35:39,146 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1153509607] [2021-05-02 12:35:39,146 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-02 12:35:39,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:35:40,396 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-02 12:35:40,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:35:40,398 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2021-05-02 12:35:40,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:35:40,399 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2021-05-02 12:35:40,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:35:40,400 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2021-05-02 12:35:40,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:35:40,401 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2021-05-02 12:35:40,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:35:40,402 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2021-05-02 12:35:40,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:35:40,403 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2021-05-02 12:35:40,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:35:40,404 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2021-05-02 12:35:40,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:35:40,405 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2021-05-02 12:35:40,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:35:40,406 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2021-05-02 12:35:40,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:35:40,407 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2021-05-02 12:35:40,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:35:40,408 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2021-05-02 12:35:40,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:35:40,409 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2021-05-02 12:35:40,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:35:40,409 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2021-05-02 12:35:40,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:35:40,410 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2021-05-02 12:35:40,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:35:40,411 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2021-05-02 12:35:40,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:35:40,412 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2021-05-02 12:35:40,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:35:40,413 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2021-05-02 12:35:40,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:35:40,414 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2021-05-02 12:35:40,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:35:40,415 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2021-05-02 12:35:40,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:35:40,416 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2021-05-02 12:35:40,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:35:40,417 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2021-05-02 12:35:40,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:35:40,418 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2021-05-02 12:35:40,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:35:40,419 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2021-05-02 12:35:40,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:35:40,420 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2021-05-02 12:35:40,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:35:40,422 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 205 [2021-05-02 12:35:40,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:35:40,423 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2021-05-02 12:35:40,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:35:40,424 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2021-05-02 12:35:40,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:35:40,425 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2021-05-02 12:35:40,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:35:40,426 INFO L134 CoverageAnalysis]: Checked inductivity of 3164 backedges. 1164 proven. 488 refuted. 0 times theorem prover too weak. 1512 trivial. 0 not checked. [2021-05-02 12:35:40,426 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-05-02 12:35:40,426 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1153509607] [2021-05-02 12:35:40,426 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1153509607] provided 0 perfect and 1 imperfect interpolant sequences [2021-05-02 12:35:40,426 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [92784978] [2021-05-02 12:35:40,426 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 57 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 57 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-02 12:35:40,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:35:40,522 INFO L263 TraceCheckSpWp]: Trace formula consists of 612 conjuncts, 60 conjunts are in the unsatisfiable core [2021-05-02 12:35:40,524 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-05-02 12:35:40,549 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:40,550 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:40,552 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:40,553 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:40,555 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:40,556 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:40,557 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:40,558 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:40,560 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:40,561 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:40,562 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:40,563 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:40,565 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:40,566 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:40,568 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:40,569 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:40,570 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:40,571 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:40,573 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:40,574 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:40,575 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:40,576 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:40,578 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:40,579 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:40,580 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:40,581 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:40,583 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:40,584 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:40,586 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:40,586 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:40,588 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:40,589 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:40,591 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:40,592 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:40,593 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:40,594 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:40,596 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:40,597 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:40,598 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:40,599 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:40,601 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:40,602 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:40,604 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:40,605 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:40,607 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:40,607 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:40,609 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:40,610 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:40,612 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:40,612 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:40,614 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:40,616 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:40,618 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:40,618 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:40,620 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:40,621 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:40,623 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:40,659 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:40,660 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:40,661 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:40,661 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:40,669 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:40,681 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:40,727 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:40,727 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:40,728 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:40,729 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:40,738 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:40,740 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:40,779 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:40,780 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:40,781 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:40,781 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:40,789 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:40,790 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:40,829 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:40,829 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:40,830 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:40,831 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:40,838 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:40,839 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:40,879 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:40,880 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:40,881 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:40,881 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:40,889 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:40,890 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:40,931 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:40,932 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:40,933 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:40,933 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:40,941 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:40,942 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:40,984 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:40,984 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:40,985 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:40,986 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:40,993 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:40,994 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:41,038 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:41,039 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:41,040 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:41,040 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:41,048 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:41,049 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:41,094 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:41,095 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:41,095 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:41,096 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:41,104 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:41,105 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:41,151 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:41,152 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:41,153 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:41,153 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:41,161 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:41,162 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:41,211 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:41,211 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:41,212 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:41,213 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:41,221 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:41,222 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:41,273 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:41,273 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:41,274 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:41,275 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:41,283 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:41,284 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:41,336 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:41,337 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:41,338 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:41,338 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:41,346 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:41,347 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:41,400 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:41,401 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:41,402 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:41,402 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:41,410 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:41,411 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:41,465 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:41,466 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:41,467 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:41,467 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:41,475 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:41,476 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:41,546 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:41,546 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:41,547 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:41,547 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:41,555 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:41,556 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:41,610 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:41,611 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:41,612 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:41,612 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:41,620 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:41,621 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:41,677 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:41,678 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:41,678 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:41,679 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:41,686 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:41,687 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:41,744 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:41,745 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:41,746 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:41,746 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:41,754 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:41,755 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:41,813 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:41,814 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:41,815 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:41,815 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:41,823 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:41,824 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:41,883 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:41,884 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:41,885 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:41,885 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:41,893 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:41,894 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:41,954 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:41,955 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:41,955 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:41,956 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:41,964 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:41,965 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:42,027 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:42,027 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:42,028 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:42,029 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:42,036 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:42,038 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:42,103 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:42,103 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:42,104 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:42,104 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:42,112 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:42,114 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:42,180 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:42,181 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:42,182 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:42,182 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:42,190 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:42,191 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:42,259 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:42,260 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:42,260 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:42,261 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:42,269 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:42,270 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:42,337 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:42,338 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:42,339 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:42,339 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:42,347 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:42,348 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:42,417 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:42,418 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:42,419 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:42,419 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:42,427 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:42,428 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:42,504 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:42,509 INFO L134 CoverageAnalysis]: Checked inductivity of 3164 backedges. 1246 proven. 406 refuted. 0 times theorem prover too weak. 1512 trivial. 0 not checked. [2021-05-02 12:35:42,510 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [92784978] provided 0 perfect and 1 imperfect interpolant sequences [2021-05-02 12:35:42,510 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-05-02 12:35:42,510 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [62, 61] total 92 [2021-05-02 12:35:42,510 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1503433325] [2021-05-02 12:35:42,510 INFO L460 AbstractCegarLoop]: Interpolant automaton has 92 states [2021-05-02 12:35:42,510 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-02 12:35:42,511 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 92 interpolants. [2021-05-02 12:35:42,511 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1837, Invalid=6535, Unknown=0, NotChecked=0, Total=8372 [2021-05-02 12:35:42,511 INFO L87 Difference]: Start difference. First operand 240 states and 241 transitions. Second operand has 92 states, 92 states have (on average 1.7065217391304348) internal successors, (157), 91 states have internal predecessors, (157), 58 states have call successors, (60), 3 states have call predecessors, (60), 1 states have return successors, (57), 57 states have call predecessors, (57), 57 states have call successors, (57) [2021-05-02 12:35:46,050 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-02 12:35:46,051 INFO L93 Difference]: Finished difference Result 336 states and 366 transitions. [2021-05-02 12:35:46,051 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 62 states. [2021-05-02 12:35:46,051 INFO L78 Accepts]: Start accepts. Automaton has has 92 states, 92 states have (on average 1.7065217391304348) internal successors, (157), 91 states have internal predecessors, (157), 58 states have call successors, (60), 3 states have call predecessors, (60), 1 states have return successors, (57), 57 states have call predecessors, (57), 57 states have call successors, (57) Word has length 237 [2021-05-02 12:35:46,051 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-02 12:35:46,052 INFO L225 Difference]: With dead ends: 336 [2021-05-02 12:35:46,052 INFO L226 Difference]: Without dead ends: 241 [2021-05-02 12:35:46,054 INFO L779 BasicCegarLoop]: 0 DeclaredPredicates, 414 GetRequests, 265 SyntacticMatches, 0 SemanticMatches, 149 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6105 ImplicationChecksByTransitivity, 4715.0ms TimeCoverageRelationStatistics Valid=4195, Invalid=18455, Unknown=0, NotChecked=0, Total=22650 [2021-05-02 12:35:46,054 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 241 states. [2021-05-02 12:35:46,078 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 241 to 241. [2021-05-02 12:35:46,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 241 states, 179 states have (on average 1.011173184357542) internal successors, (181), 180 states have internal predecessors, (181), 31 states have call successors, (31), 31 states have call predecessors, (31), 30 states have return successors, (30), 29 states have call predecessors, (30), 30 states have call successors, (30) [2021-05-02 12:35:46,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 241 states to 241 states and 242 transitions. [2021-05-02 12:35:46,079 INFO L78 Accepts]: Start accepts. Automaton has 241 states and 242 transitions. Word has length 237 [2021-05-02 12:35:46,079 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-02 12:35:46,079 INFO L480 AbstractCegarLoop]: Abstraction has 241 states and 242 transitions. [2021-05-02 12:35:46,079 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 92 states, 92 states have (on average 1.7065217391304348) internal successors, (157), 91 states have internal predecessors, (157), 58 states have call successors, (60), 3 states have call predecessors, (60), 1 states have return successors, (57), 57 states have call predecessors, (57), 57 states have call successors, (57) [2021-05-02 12:35:46,080 INFO L276 IsEmpty]: Start isEmpty. Operand 241 states and 242 transitions. [2021-05-02 12:35:46,081 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 239 [2021-05-02 12:35:46,081 INFO L515 BasicCegarLoop]: Found error trace [2021-05-02 12:35:46,081 INFO L523 BasicCegarLoop]: trace histogram [29, 29, 29, 29, 28, 28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-02 12:35:46,296 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 57 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable56 [2021-05-02 12:35:46,297 INFO L428 AbstractCegarLoop]: === Iteration 58 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-02 12:35:46,297 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-02 12:35:46,297 INFO L82 PathProgramCache]: Analyzing trace with hash -468927314, now seen corresponding path program 56 times [2021-05-02 12:35:46,297 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-02 12:35:46,297 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1937940707] [2021-05-02 12:35:46,297 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-02 12:35:46,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:35:46,926 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-02 12:35:46,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:35:46,929 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2021-05-02 12:35:46,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:35:46,931 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2021-05-02 12:35:46,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:35:46,932 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2021-05-02 12:35:46,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:35:46,933 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2021-05-02 12:35:46,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:35:46,935 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2021-05-02 12:35:46,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:35:46,936 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2021-05-02 12:35:46,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:35:46,937 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-05-02 12:35:46,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:35:46,938 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2021-05-02 12:35:46,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:35:46,939 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2021-05-02 12:35:46,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:35:46,940 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2021-05-02 12:35:46,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:35:46,941 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2021-05-02 12:35:46,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:35:46,942 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2021-05-02 12:35:46,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:35:46,944 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2021-05-02 12:35:46,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:35:46,945 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2021-05-02 12:35:46,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:35:46,947 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2021-05-02 12:35:46,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:35:46,948 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2021-05-02 12:35:46,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:35:46,949 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2021-05-02 12:35:46,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:35:46,950 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2021-05-02 12:35:46,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:35:46,952 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2021-05-02 12:35:46,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:35:46,953 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2021-05-02 12:35:46,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:35:46,954 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2021-05-02 12:35:46,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:35:46,955 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2021-05-02 12:35:46,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:35:46,956 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2021-05-02 12:35:46,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:35:46,957 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 199 [2021-05-02 12:35:46,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:35:46,958 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 206 [2021-05-02 12:35:46,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:35:46,960 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2021-05-02 12:35:46,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:35:46,962 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 220 [2021-05-02 12:35:46,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:35:46,963 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 227 [2021-05-02 12:35:46,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:35:46,965 INFO L134 CoverageAnalysis]: Checked inductivity of 3193 backedges. 462 proven. 1219 refuted. 0 times theorem prover too weak. 1512 trivial. 0 not checked. [2021-05-02 12:35:46,965 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-05-02 12:35:46,965 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1937940707] [2021-05-02 12:35:46,965 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1937940707] provided 0 perfect and 1 imperfect interpolant sequences [2021-05-02 12:35:46,966 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1896242126] [2021-05-02 12:35:46,966 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 58 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 58 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-02 12:35:47,068 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-05-02 12:35:47,068 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-05-02 12:35:47,071 INFO L263 TraceCheckSpWp]: Trace formula consists of 617 conjuncts, 64 conjunts are in the unsatisfiable core [2021-05-02 12:35:47,073 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-05-02 12:35:47,088 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:47,089 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:47,091 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:47,092 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:47,094 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:47,095 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:47,097 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:47,098 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:47,100 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:47,101 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:47,103 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:47,104 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:47,105 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:47,106 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:47,108 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:47,109 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:47,111 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:47,112 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:47,114 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:47,115 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:47,117 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:47,118 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:47,120 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:47,121 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:47,122 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:47,123 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:47,125 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:47,126 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:47,128 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:47,129 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:47,131 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:47,132 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:47,134 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:47,135 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:47,137 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:47,138 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:47,140 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:47,141 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:47,143 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:47,144 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:47,145 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:47,146 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:47,148 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:47,149 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:47,151 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:47,152 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:47,154 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:47,155 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:47,156 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:47,157 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:47,159 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:47,160 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:47,162 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:47,163 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:47,164 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:47,165 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:47,167 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:47,168 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:47,174 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:47,175 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:47,182 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:47,183 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:47,187 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:47,188 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:47,195 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:47,196 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:47,199 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:47,200 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:47,208 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:47,209 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:47,212 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:47,213 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:47,220 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:47,221 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:47,224 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:47,225 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:47,233 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:47,234 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:47,237 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:47,238 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:47,246 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:47,247 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:47,250 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:47,251 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:47,258 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:47,259 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:47,263 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:47,264 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:47,271 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:47,272 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:47,275 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:47,276 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:47,283 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:47,285 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:47,288 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:47,289 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:47,296 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:47,297 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:47,300 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:47,301 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:47,308 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:47,310 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:47,313 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:47,314 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:47,321 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:47,322 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:47,325 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:47,326 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:47,334 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:47,335 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:47,338 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:47,339 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:47,346 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:47,347 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:47,350 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:47,351 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:47,359 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:47,360 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:47,363 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:47,364 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:47,371 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:47,372 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:47,375 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:47,376 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:47,383 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:47,385 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:47,388 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:47,389 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:47,396 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:47,397 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:47,403 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:47,404 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:47,411 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:47,413 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:47,416 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:47,417 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:47,424 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:47,425 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:47,428 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:47,429 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:47,436 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:47,437 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:47,441 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:47,442 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:47,455 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:47,457 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:47,460 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:47,461 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:47,468 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:47,469 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:47,472 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:47,472 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:47,479 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:47,481 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:47,484 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:47,485 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:47,492 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:47,493 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:47,496 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:47,496 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:47,503 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:47,504 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:47,507 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:47,508 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:47,515 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:47,516 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:47,519 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:47,520 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:47,527 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:47,528 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:47,531 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:47,532 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:47,572 INFO L134 CoverageAnalysis]: Checked inductivity of 3193 backedges. 491 proven. 1190 refuted. 0 times theorem prover too weak. 1512 trivial. 0 not checked. [2021-05-02 12:35:47,573 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1896242126] provided 0 perfect and 1 imperfect interpolant sequences [2021-05-02 12:35:47,573 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-05-02 12:35:47,573 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [35, 34] total 38 [2021-05-02 12:35:47,573 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1330263088] [2021-05-02 12:35:47,573 INFO L460 AbstractCegarLoop]: Interpolant automaton has 38 states [2021-05-02 12:35:47,573 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-02 12:35:47,573 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 38 interpolants. [2021-05-02 12:35:47,573 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=511, Invalid=895, Unknown=0, NotChecked=0, Total=1406 [2021-05-02 12:35:47,577 INFO L87 Difference]: Start difference. First operand 241 states and 242 transitions. Second operand has 38 states, 38 states have (on average 2.6842105263157894) internal successors, (102), 35 states have internal predecessors, (102), 30 states have call successors, (33), 4 states have call predecessors, (33), 1 states have return successors, (29), 29 states have call predecessors, (29), 29 states have call successors, (29) [2021-05-02 12:35:48,802 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-02 12:35:48,802 INFO L93 Difference]: Finished difference Result 254 states and 256 transitions. [2021-05-02 12:35:48,802 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2021-05-02 12:35:48,802 INFO L78 Accepts]: Start accepts. Automaton has has 38 states, 38 states have (on average 2.6842105263157894) internal successors, (102), 35 states have internal predecessors, (102), 30 states have call successors, (33), 4 states have call predecessors, (33), 1 states have return successors, (29), 29 states have call predecessors, (29), 29 states have call successors, (29) Word has length 238 [2021-05-02 12:35:48,803 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-02 12:35:48,803 INFO L225 Difference]: With dead ends: 254 [2021-05-02 12:35:48,803 INFO L226 Difference]: Without dead ends: 252 [2021-05-02 12:35:48,804 INFO L779 BasicCegarLoop]: 0 DeclaredPredicates, 392 GetRequests, 322 SyntacticMatches, 0 SemanticMatches, 70 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 963 ImplicationChecksByTransitivity, 1353.6ms TimeCoverageRelationStatistics Valid=1525, Invalid=3587, Unknown=0, NotChecked=0, Total=5112 [2021-05-02 12:35:48,804 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 252 states. [2021-05-02 12:35:48,820 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 252 to 248. [2021-05-02 12:35:48,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 248 states, 184 states have (on average 1.0108695652173914) internal successors, (186), 185 states have internal predecessors, (186), 32 states have call successors, (32), 32 states have call predecessors, (32), 31 states have return successors, (31), 30 states have call predecessors, (31), 31 states have call successors, (31) [2021-05-02 12:35:48,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 248 states to 248 states and 249 transitions. [2021-05-02 12:35:48,821 INFO L78 Accepts]: Start accepts. Automaton has 248 states and 249 transitions. Word has length 238 [2021-05-02 12:35:48,822 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-02 12:35:48,822 INFO L480 AbstractCegarLoop]: Abstraction has 248 states and 249 transitions. [2021-05-02 12:35:48,822 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 38 states, 38 states have (on average 2.6842105263157894) internal successors, (102), 35 states have internal predecessors, (102), 30 states have call successors, (33), 4 states have call predecessors, (33), 1 states have return successors, (29), 29 states have call predecessors, (29), 29 states have call successors, (29) [2021-05-02 12:35:48,822 INFO L276 IsEmpty]: Start isEmpty. Operand 248 states and 249 transitions. [2021-05-02 12:35:48,823 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 246 [2021-05-02 12:35:48,823 INFO L515 BasicCegarLoop]: Found error trace [2021-05-02 12:35:48,823 INFO L523 BasicCegarLoop]: trace histogram [30, 30, 30, 29, 29, 29, 29, 29, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-02 12:35:49,036 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable57,58 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-02 12:35:49,037 INFO L428 AbstractCegarLoop]: === Iteration 59 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-02 12:35:49,037 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-02 12:35:49,037 INFO L82 PathProgramCache]: Analyzing trace with hash 2059327492, now seen corresponding path program 57 times [2021-05-02 12:35:49,037 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-02 12:35:49,037 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [704206709] [2021-05-02 12:35:49,037 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-02 12:35:49,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:35:50,388 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-02 12:35:50,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:35:50,390 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2021-05-02 12:35:50,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:35:50,391 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2021-05-02 12:35:50,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:35:50,393 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2021-05-02 12:35:50,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:35:50,394 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2021-05-02 12:35:50,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:35:50,396 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2021-05-02 12:35:50,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:35:50,397 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2021-05-02 12:35:50,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:35:50,398 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-05-02 12:35:50,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:35:50,399 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2021-05-02 12:35:50,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:35:50,400 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2021-05-02 12:35:50,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:35:50,402 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2021-05-02 12:35:50,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:35:50,404 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2021-05-02 12:35:50,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:35:50,405 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2021-05-02 12:35:50,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:35:50,406 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2021-05-02 12:35:50,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:35:50,421 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2021-05-02 12:35:50,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:35:50,423 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2021-05-02 12:35:50,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:35:50,425 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2021-05-02 12:35:50,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:35:50,427 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2021-05-02 12:35:50,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:35:50,428 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2021-05-02 12:35:50,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:35:50,430 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2021-05-02 12:35:50,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:35:50,432 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2021-05-02 12:35:50,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:35:50,434 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2021-05-02 12:35:50,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:35:50,436 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2021-05-02 12:35:50,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:35:50,437 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2021-05-02 12:35:50,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:35:50,439 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 199 [2021-05-02 12:35:50,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:35:50,440 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 206 [2021-05-02 12:35:50,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:35:50,442 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2021-05-02 12:35:50,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:35:50,444 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 220 [2021-05-02 12:35:50,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:35:50,446 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 227 [2021-05-02 12:35:50,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:35:50,448 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2021-05-02 12:35:50,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:35:50,450 INFO L134 CoverageAnalysis]: Checked inductivity of 3393 backedges. 1249 proven. 520 refuted. 0 times theorem prover too weak. 1624 trivial. 0 not checked. [2021-05-02 12:35:50,450 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-05-02 12:35:50,450 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [704206709] [2021-05-02 12:35:50,450 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [704206709] provided 0 perfect and 1 imperfect interpolant sequences [2021-05-02 12:35:50,450 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1741025027] [2021-05-02 12:35:50,451 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 59 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 59 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-02 12:35:50,586 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 30 check-sat command(s) [2021-05-02 12:35:50,586 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-05-02 12:35:50,588 INFO L263 TraceCheckSpWp]: Trace formula consists of 631 conjuncts, 62 conjunts are in the unsatisfiable core [2021-05-02 12:35:50,593 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-05-02 12:35:50,622 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:50,623 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:50,624 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:50,625 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:50,627 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:50,628 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:50,630 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:50,630 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:50,632 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:50,633 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:50,635 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:50,636 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:50,637 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:50,638 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:50,640 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:50,641 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:50,643 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:50,644 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:50,645 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:50,646 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:50,648 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:50,649 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:50,651 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:50,652 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:50,653 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:50,654 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:50,656 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:50,657 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:50,659 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:50,660 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:50,689 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:50,690 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:50,692 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:50,693 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:50,695 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:50,696 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:50,698 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:50,699 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:50,701 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:50,702 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:50,704 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:50,705 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:50,707 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:50,709 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:50,711 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:50,712 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:50,714 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:50,715 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:50,717 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:50,719 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:50,721 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:50,722 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:50,724 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:50,725 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:50,727 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:50,728 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:50,730 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:50,731 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:50,733 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:50,776 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:50,777 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:50,778 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:50,779 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:50,787 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:50,788 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:50,830 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:50,831 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:50,832 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:50,832 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:50,841 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:50,842 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:50,893 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:50,894 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:50,895 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:50,896 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:50,904 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:50,906 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:50,951 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:50,952 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:50,953 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:50,953 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:50,962 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:50,963 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:51,009 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:51,010 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:51,011 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:51,011 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:51,019 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:51,020 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:51,062 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:51,063 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:51,064 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:51,064 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:51,072 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:51,073 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:51,117 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:51,117 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:51,118 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:51,119 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:51,127 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:51,128 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:51,173 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:51,173 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:51,174 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:51,175 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:51,182 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:51,183 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:51,230 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:51,230 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:51,231 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:51,231 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:51,239 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:51,240 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:51,288 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:51,289 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:51,290 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:51,290 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:51,299 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:51,300 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:51,350 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:51,350 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:51,351 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:51,351 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:51,359 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:51,360 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:51,411 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:51,412 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:51,413 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:51,413 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:51,422 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:51,423 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:51,475 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:51,476 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:51,477 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:51,477 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:51,485 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:51,486 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:51,541 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:51,541 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:51,542 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:51,543 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:51,551 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:51,552 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:51,607 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:51,608 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:51,609 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:51,609 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:51,617 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:51,618 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:51,674 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:51,675 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:51,676 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:51,676 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:51,684 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:51,685 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:51,741 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:51,742 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:51,743 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:51,743 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:51,751 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:51,753 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:51,813 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:51,813 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:51,814 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:51,815 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:51,823 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:51,824 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:51,886 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:51,886 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:51,887 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:51,888 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:51,896 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:51,904 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:51,966 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:51,967 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:51,968 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:51,968 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:51,976 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:51,978 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:52,043 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:52,043 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:52,044 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:52,045 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:52,053 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:52,054 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:52,119 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:52,119 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:52,120 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:52,121 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:52,129 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:52,130 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:52,197 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:52,198 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:52,199 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:52,199 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:52,207 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:52,208 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:52,276 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:52,277 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:52,277 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:52,278 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:52,286 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:52,287 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:52,356 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:52,357 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:52,357 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:52,358 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:52,366 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:52,367 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:52,435 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:52,436 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:52,436 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:52,437 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:52,445 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:52,446 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:52,515 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:52,516 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:52,517 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:52,517 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:52,525 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:52,526 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:52,598 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:52,598 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:52,599 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:52,600 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:52,608 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:52,609 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:52,681 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:52,682 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:52,682 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:52,683 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:52,691 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:52,692 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:52,764 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:52,770 INFO L134 CoverageAnalysis]: Checked inductivity of 3393 backedges. 1334 proven. 435 refuted. 0 times theorem prover too weak. 1624 trivial. 0 not checked. [2021-05-02 12:35:52,770 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1741025027] provided 0 perfect and 1 imperfect interpolant sequences [2021-05-02 12:35:52,770 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-05-02 12:35:52,770 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [64, 63] total 95 [2021-05-02 12:35:52,770 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [372434291] [2021-05-02 12:35:52,771 INFO L460 AbstractCegarLoop]: Interpolant automaton has 95 states [2021-05-02 12:35:52,771 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-02 12:35:52,771 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 95 interpolants. [2021-05-02 12:35:52,771 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1960, Invalid=6970, Unknown=0, NotChecked=0, Total=8930 [2021-05-02 12:35:52,772 INFO L87 Difference]: Start difference. First operand 248 states and 249 transitions. Second operand has 95 states, 95 states have (on average 1.7052631578947368) internal successors, (162), 94 states have internal predecessors, (162), 60 states have call successors, (62), 3 states have call predecessors, (62), 1 states have return successors, (59), 59 states have call predecessors, (59), 59 states have call successors, (59) [2021-05-02 12:35:56,663 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-02 12:35:56,664 INFO L93 Difference]: Finished difference Result 347 states and 378 transitions. [2021-05-02 12:35:56,664 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 64 states. [2021-05-02 12:35:56,665 INFO L78 Accepts]: Start accepts. Automaton has has 95 states, 95 states have (on average 1.7052631578947368) internal successors, (162), 94 states have internal predecessors, (162), 60 states have call successors, (62), 3 states have call predecessors, (62), 1 states have return successors, (59), 59 states have call predecessors, (59), 59 states have call successors, (59) Word has length 245 [2021-05-02 12:35:56,665 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-02 12:35:56,666 INFO L225 Difference]: With dead ends: 347 [2021-05-02 12:35:56,666 INFO L226 Difference]: Without dead ends: 249 [2021-05-02 12:35:56,668 INFO L779 BasicCegarLoop]: 0 DeclaredPredicates, 428 GetRequests, 274 SyntacticMatches, 0 SemanticMatches, 154 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6526 ImplicationChecksByTransitivity, 5133.3ms TimeCoverageRelationStatistics Valid=4474, Invalid=19706, Unknown=0, NotChecked=0, Total=24180 [2021-05-02 12:35:56,668 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 249 states. [2021-05-02 12:35:56,696 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 249 to 249. [2021-05-02 12:35:56,697 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 249 states, 185 states have (on average 1.0108108108108107) internal successors, (187), 186 states have internal predecessors, (187), 32 states have call successors, (32), 32 states have call predecessors, (32), 31 states have return successors, (31), 30 states have call predecessors, (31), 31 states have call successors, (31) [2021-05-02 12:35:56,697 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 249 states to 249 states and 250 transitions. [2021-05-02 12:35:56,697 INFO L78 Accepts]: Start accepts. Automaton has 249 states and 250 transitions. Word has length 245 [2021-05-02 12:35:56,697 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-02 12:35:56,697 INFO L480 AbstractCegarLoop]: Abstraction has 249 states and 250 transitions. [2021-05-02 12:35:56,698 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 95 states, 95 states have (on average 1.7052631578947368) internal successors, (162), 94 states have internal predecessors, (162), 60 states have call successors, (62), 3 states have call predecessors, (62), 1 states have return successors, (59), 59 states have call predecessors, (59), 59 states have call successors, (59) [2021-05-02 12:35:56,698 INFO L276 IsEmpty]: Start isEmpty. Operand 249 states and 250 transitions. [2021-05-02 12:35:56,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 247 [2021-05-02 12:35:56,699 INFO L515 BasicCegarLoop]: Found error trace [2021-05-02 12:35:56,699 INFO L523 BasicCegarLoop]: trace histogram [30, 30, 30, 30, 29, 29, 29, 29, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-02 12:35:56,912 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 59 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable58 [2021-05-02 12:35:56,913 INFO L428 AbstractCegarLoop]: === Iteration 60 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-02 12:35:56,913 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-02 12:35:56,913 INFO L82 PathProgramCache]: Analyzing trace with hash -1351308084, now seen corresponding path program 58 times [2021-05-02 12:35:56,913 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-02 12:35:56,913 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [473396169] [2021-05-02 12:35:56,913 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-02 12:35:56,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:35:57,626 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-02 12:35:57,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:35:57,628 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2021-05-02 12:35:57,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:35:57,630 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2021-05-02 12:35:57,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:35:57,631 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2021-05-02 12:35:57,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:35:57,632 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2021-05-02 12:35:57,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:35:57,634 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2021-05-02 12:35:57,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:35:57,635 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2021-05-02 12:35:57,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:35:57,636 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2021-05-02 12:35:57,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:35:57,637 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2021-05-02 12:35:57,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:35:57,638 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2021-05-02 12:35:57,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:35:57,640 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2021-05-02 12:35:57,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:35:57,641 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2021-05-02 12:35:57,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:35:57,642 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2021-05-02 12:35:57,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:35:57,644 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2021-05-02 12:35:57,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:35:57,646 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2021-05-02 12:35:57,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:35:57,647 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2021-05-02 12:35:57,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:35:57,649 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2021-05-02 12:35:57,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:35:57,650 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2021-05-02 12:35:57,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:35:57,651 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2021-05-02 12:35:57,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:35:57,653 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2021-05-02 12:35:57,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:35:57,654 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 172 [2021-05-02 12:35:57,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:35:57,655 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2021-05-02 12:35:57,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:35:57,657 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2021-05-02 12:35:57,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:35:57,658 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2021-05-02 12:35:57,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:35:57,659 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 200 [2021-05-02 12:35:57,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:35:57,660 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2021-05-02 12:35:57,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:35:57,662 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2021-05-02 12:35:57,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:35:57,663 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 221 [2021-05-02 12:35:57,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:35:57,664 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2021-05-02 12:35:57,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:35:57,666 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2021-05-02 12:35:57,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:35:57,667 INFO L134 CoverageAnalysis]: Checked inductivity of 3423 backedges. 493 proven. 1306 refuted. 0 times theorem prover too weak. 1624 trivial. 0 not checked. [2021-05-02 12:35:57,667 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-05-02 12:35:57,667 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [473396169] [2021-05-02 12:35:57,668 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [473396169] provided 0 perfect and 1 imperfect interpolant sequences [2021-05-02 12:35:57,668 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1261823402] [2021-05-02 12:35:57,668 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 60 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 60 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-02 12:35:57,789 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-05-02 12:35:57,789 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-05-02 12:35:57,792 INFO L263 TraceCheckSpWp]: Trace formula consists of 636 conjuncts, 66 conjunts are in the unsatisfiable core [2021-05-02 12:35:57,795 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-05-02 12:35:57,813 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:57,815 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:57,817 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:57,818 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:57,820 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:57,822 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:57,824 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:57,825 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:57,827 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:57,828 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:57,830 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:57,831 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:57,833 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:57,834 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:57,838 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:57,839 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:57,842 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:57,843 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:57,845 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:57,846 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:57,848 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:57,850 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:57,852 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:57,853 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:57,855 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:57,856 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:57,858 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:57,859 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:57,861 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:57,862 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:57,864 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:57,865 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:57,867 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:57,868 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:57,870 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:57,871 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:57,873 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:57,874 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:57,876 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:57,877 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:57,879 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:57,880 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:57,882 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:57,883 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:57,885 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:57,886 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:57,888 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:57,889 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:57,891 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:57,892 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:57,894 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:57,895 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:57,898 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:57,899 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:57,901 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:57,902 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:57,904 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:57,905 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:57,907 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:57,908 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:57,915 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:57,916 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:57,925 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:57,926 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:57,930 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:57,931 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:57,940 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:57,941 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:57,945 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:57,946 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:57,955 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:57,956 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:57,960 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:57,961 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:57,969 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:57,971 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:57,974 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:57,975 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:57,984 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:57,986 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:57,989 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:57,991 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:57,999 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:58,000 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:58,004 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:58,005 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:58,013 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:58,015 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:58,019 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:58,020 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:58,028 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:58,030 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:58,038 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:58,039 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:58,048 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:58,049 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:58,053 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:58,054 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:58,062 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:58,063 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:58,067 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:58,068 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:58,076 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:58,078 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:58,082 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:58,084 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:58,092 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:58,094 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:58,097 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:58,099 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:58,107 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:58,108 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:58,112 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:58,113 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:58,122 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:58,123 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:58,127 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:58,128 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:58,137 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:58,138 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:58,142 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:58,143 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:58,151 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:58,153 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:58,156 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:58,157 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:58,166 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:58,167 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:58,171 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:58,172 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:58,179 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:58,180 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:58,183 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:58,184 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:58,191 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:58,192 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:58,196 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:58,196 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:58,204 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:58,205 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:58,208 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:58,208 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:58,216 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:58,217 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:58,220 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:58,221 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:58,228 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:58,229 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:58,233 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:58,233 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:58,241 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:58,242 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:58,245 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:58,246 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:58,253 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:58,255 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:58,259 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:58,260 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:58,267 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:58,269 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:58,272 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:58,273 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:58,280 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:58,281 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:58,284 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:58,285 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:58,292 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:58,293 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:58,296 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:58,297 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:58,304 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:58,305 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:58,309 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:58,309 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:58,317 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:58,318 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:58,321 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:58,322 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:35:58,364 INFO L134 CoverageAnalysis]: Checked inductivity of 3423 backedges. 523 proven. 1276 refuted. 0 times theorem prover too weak. 1624 trivial. 0 not checked. [2021-05-02 12:35:58,364 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1261823402] provided 0 perfect and 1 imperfect interpolant sequences [2021-05-02 12:35:58,364 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-05-02 12:35:58,365 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [36, 35] total 39 [2021-05-02 12:35:58,365 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1601133022] [2021-05-02 12:35:58,365 INFO L460 AbstractCegarLoop]: Interpolant automaton has 39 states [2021-05-02 12:35:58,365 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-02 12:35:58,365 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 39 interpolants. [2021-05-02 12:35:58,365 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=543, Invalid=939, Unknown=0, NotChecked=0, Total=1482 [2021-05-02 12:35:58,365 INFO L87 Difference]: Start difference. First operand 249 states and 250 transitions. Second operand has 39 states, 39 states have (on average 2.6923076923076925) internal successors, (105), 36 states have internal predecessors, (105), 31 states have call successors, (34), 4 states have call predecessors, (34), 1 states have return successors, (30), 30 states have call predecessors, (30), 30 states have call successors, (30) [2021-05-02 12:35:59,655 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-02 12:35:59,655 INFO L93 Difference]: Finished difference Result 262 states and 264 transitions. [2021-05-02 12:35:59,656 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2021-05-02 12:35:59,656 INFO L78 Accepts]: Start accepts. Automaton has has 39 states, 39 states have (on average 2.6923076923076925) internal successors, (105), 36 states have internal predecessors, (105), 31 states have call successors, (34), 4 states have call predecessors, (34), 1 states have return successors, (30), 30 states have call predecessors, (30), 30 states have call successors, (30) Word has length 246 [2021-05-02 12:35:59,657 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-02 12:35:59,658 INFO L225 Difference]: With dead ends: 262 [2021-05-02 12:35:59,658 INFO L226 Difference]: Without dead ends: 260 [2021-05-02 12:35:59,658 INFO L779 BasicCegarLoop]: 0 DeclaredPredicates, 405 GetRequests, 333 SyntacticMatches, 0 SemanticMatches, 72 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1011 ImplicationChecksByTransitivity, 1494.6ms TimeCoverageRelationStatistics Valid=1621, Invalid=3781, Unknown=0, NotChecked=0, Total=5402 [2021-05-02 12:35:59,658 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 260 states. [2021-05-02 12:35:59,682 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 260 to 256. [2021-05-02 12:35:59,682 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 256 states, 190 states have (on average 1.0105263157894737) internal successors, (192), 191 states have internal predecessors, (192), 33 states have call successors, (33), 33 states have call predecessors, (33), 32 states have return successors, (32), 31 states have call predecessors, (32), 32 states have call successors, (32) [2021-05-02 12:35:59,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 256 states to 256 states and 257 transitions. [2021-05-02 12:35:59,683 INFO L78 Accepts]: Start accepts. Automaton has 256 states and 257 transitions. Word has length 246 [2021-05-02 12:35:59,683 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-02 12:35:59,683 INFO L480 AbstractCegarLoop]: Abstraction has 256 states and 257 transitions. [2021-05-02 12:35:59,683 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 39 states, 39 states have (on average 2.6923076923076925) internal successors, (105), 36 states have internal predecessors, (105), 31 states have call successors, (34), 4 states have call predecessors, (34), 1 states have return successors, (30), 30 states have call predecessors, (30), 30 states have call successors, (30) [2021-05-02 12:35:59,683 INFO L276 IsEmpty]: Start isEmpty. Operand 256 states and 257 transitions. [2021-05-02 12:35:59,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 254 [2021-05-02 12:35:59,685 INFO L515 BasicCegarLoop]: Found error trace [2021-05-02 12:35:59,685 INFO L523 BasicCegarLoop]: trace histogram [31, 31, 31, 30, 30, 30, 30, 30, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-02 12:35:59,900 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 60 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable59 [2021-05-02 12:35:59,901 INFO L428 AbstractCegarLoop]: === Iteration 61 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-02 12:35:59,901 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-02 12:35:59,901 INFO L82 PathProgramCache]: Analyzing trace with hash -1544803802, now seen corresponding path program 59 times [2021-05-02 12:35:59,901 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-02 12:35:59,901 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [642699130] [2021-05-02 12:35:59,901 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-02 12:35:59,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:36:01,407 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-02 12:36:01,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:36:01,409 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2021-05-02 12:36:01,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:36:01,410 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2021-05-02 12:36:01,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:36:01,411 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2021-05-02 12:36:01,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:36:01,413 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2021-05-02 12:36:01,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:36:01,414 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2021-05-02 12:36:01,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:36:01,416 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2021-05-02 12:36:01,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:36:01,417 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2021-05-02 12:36:01,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:36:01,419 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2021-05-02 12:36:01,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:36:01,420 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2021-05-02 12:36:01,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:36:01,421 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2021-05-02 12:36:01,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:36:01,422 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2021-05-02 12:36:01,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:36:01,423 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2021-05-02 12:36:01,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:36:01,424 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2021-05-02 12:36:01,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:36:01,425 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2021-05-02 12:36:01,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:36:01,426 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2021-05-02 12:36:01,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:36:01,427 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2021-05-02 12:36:01,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:36:01,429 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2021-05-02 12:36:01,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:36:01,430 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2021-05-02 12:36:01,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:36:01,431 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2021-05-02 12:36:01,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:36:01,432 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 172 [2021-05-02 12:36:01,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:36:01,436 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2021-05-02 12:36:01,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:36:01,437 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2021-05-02 12:36:01,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:36:01,439 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2021-05-02 12:36:01,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:36:01,440 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 200 [2021-05-02 12:36:01,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:36:01,441 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2021-05-02 12:36:01,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:36:01,443 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2021-05-02 12:36:01,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:36:01,444 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 221 [2021-05-02 12:36:01,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:36:01,445 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2021-05-02 12:36:01,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:36:01,446 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2021-05-02 12:36:01,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:36:01,447 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2021-05-02 12:36:01,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:36:01,449 INFO L134 CoverageAnalysis]: Checked inductivity of 3630 backedges. 1337 proven. 553 refuted. 0 times theorem prover too weak. 1740 trivial. 0 not checked. [2021-05-02 12:36:01,449 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-05-02 12:36:01,449 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [642699130] [2021-05-02 12:36:01,449 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [642699130] provided 0 perfect and 1 imperfect interpolant sequences [2021-05-02 12:36:01,449 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [753873565] [2021-05-02 12:36:01,449 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 61 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 61 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-02 12:36:01,570 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 31 check-sat command(s) [2021-05-02 12:36:01,570 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-05-02 12:36:01,573 INFO L263 TraceCheckSpWp]: Trace formula consists of 650 conjuncts, 64 conjunts are in the unsatisfiable core [2021-05-02 12:36:01,575 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-05-02 12:36:01,602 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:01,604 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:01,606 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:01,606 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:01,608 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:01,609 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:01,611 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:01,612 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:01,614 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:01,615 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:01,617 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:01,618 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:01,620 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:01,621 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:01,622 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:01,623 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:01,633 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:01,634 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:01,636 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:01,637 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:01,639 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:01,640 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:01,642 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:01,643 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:01,645 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:01,646 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:01,649 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:01,650 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:01,651 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:01,652 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:01,654 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:01,655 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:01,657 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:01,658 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:01,660 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:01,661 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:01,663 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:01,664 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:01,665 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:01,666 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:01,668 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:01,669 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:01,671 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:01,672 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:01,674 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:01,675 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:01,677 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:01,678 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:01,679 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:01,680 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:01,682 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:01,683 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:01,685 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:01,686 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:01,688 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:01,689 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:01,691 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:01,692 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:01,693 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:01,694 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:01,696 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:01,737 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:01,737 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:01,738 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:01,738 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:01,746 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:01,747 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:01,787 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:01,788 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:01,788 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:01,789 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:01,797 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:01,798 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:01,839 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:01,839 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:01,840 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:01,840 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:01,849 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:01,850 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:01,892 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:01,892 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:01,893 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:01,893 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:01,901 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:01,902 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:01,946 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:01,946 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:01,947 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:01,948 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:01,956 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:01,957 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:02,001 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:02,002 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:02,003 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:02,003 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:02,011 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:02,012 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:02,058 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:02,059 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:02,059 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:02,060 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:02,068 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:02,069 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:02,116 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:02,117 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:02,118 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:02,118 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:02,128 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:02,130 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:02,179 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:02,179 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:02,180 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:02,181 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:02,188 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:02,190 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:02,239 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:02,239 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:02,240 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:02,241 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:02,249 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:02,250 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:02,301 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:02,301 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:02,302 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:02,303 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:02,311 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:02,312 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:02,364 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:02,365 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:02,365 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:02,366 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:02,374 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:02,374 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:02,428 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:02,428 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:02,429 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:02,429 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:02,437 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:02,438 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:02,493 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:02,493 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:02,494 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:02,495 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:02,502 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:02,503 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:02,559 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:02,559 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:02,560 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:02,561 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:02,569 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:02,570 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:02,634 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:02,635 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:02,636 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:02,636 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:02,644 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:02,645 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:02,704 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:02,704 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:02,705 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:02,706 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:02,714 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:02,715 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:02,775 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:02,776 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:02,777 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:02,777 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:02,785 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:02,786 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:02,848 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:02,849 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:02,850 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:02,850 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:02,859 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:02,860 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:02,922 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:02,923 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:02,924 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:02,925 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:02,933 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:02,934 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:02,999 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:02,999 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:03,000 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:03,001 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:03,009 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:03,010 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:03,075 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:03,076 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:03,077 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:03,077 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:03,086 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:03,087 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:03,153 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:03,153 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:03,154 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:03,155 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:03,163 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:03,164 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:03,232 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:03,232 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:03,233 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:03,234 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:03,242 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:03,243 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:03,312 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:03,313 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:03,314 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:03,314 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:03,323 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:03,324 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:03,396 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:03,396 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:03,397 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:03,398 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:03,406 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:03,407 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:03,480 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:03,481 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:03,482 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:03,482 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:03,490 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:03,491 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:03,565 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:03,566 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:03,567 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:03,567 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:03,576 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:03,577 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:03,652 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:03,652 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:03,653 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:03,654 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:03,669 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:03,670 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:03,744 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:03,745 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:03,746 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:03,746 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:03,754 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:03,755 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:03,829 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:03,835 INFO L134 CoverageAnalysis]: Checked inductivity of 3630 backedges. 1425 proven. 465 refuted. 0 times theorem prover too weak. 1740 trivial. 0 not checked. [2021-05-02 12:36:03,835 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [753873565] provided 0 perfect and 1 imperfect interpolant sequences [2021-05-02 12:36:03,835 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-05-02 12:36:03,835 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [66, 65] total 98 [2021-05-02 12:36:03,835 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1139530749] [2021-05-02 12:36:03,835 INFO L460 AbstractCegarLoop]: Interpolant automaton has 98 states [2021-05-02 12:36:03,835 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-02 12:36:03,836 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 98 interpolants. [2021-05-02 12:36:03,836 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=2087, Invalid=7419, Unknown=0, NotChecked=0, Total=9506 [2021-05-02 12:36:03,837 INFO L87 Difference]: Start difference. First operand 256 states and 257 transitions. Second operand has 98 states, 98 states have (on average 1.7040816326530612) internal successors, (167), 97 states have internal predecessors, (167), 62 states have call successors, (64), 3 states have call predecessors, (64), 1 states have return successors, (61), 61 states have call predecessors, (61), 61 states have call successors, (61) [2021-05-02 12:36:07,931 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-02 12:36:07,931 INFO L93 Difference]: Finished difference Result 358 states and 390 transitions. [2021-05-02 12:36:07,931 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 66 states. [2021-05-02 12:36:07,931 INFO L78 Accepts]: Start accepts. Automaton has has 98 states, 98 states have (on average 1.7040816326530612) internal successors, (167), 97 states have internal predecessors, (167), 62 states have call successors, (64), 3 states have call predecessors, (64), 1 states have return successors, (61), 61 states have call predecessors, (61), 61 states have call successors, (61) Word has length 253 [2021-05-02 12:36:07,932 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-02 12:36:07,932 INFO L225 Difference]: With dead ends: 358 [2021-05-02 12:36:07,932 INFO L226 Difference]: Without dead ends: 257 [2021-05-02 12:36:07,934 INFO L779 BasicCegarLoop]: 0 DeclaredPredicates, 442 GetRequests, 283 SyntacticMatches, 0 SemanticMatches, 159 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6961 ImplicationChecksByTransitivity, 5471.9ms TimeCoverageRelationStatistics Valid=4762, Invalid=20998, Unknown=0, NotChecked=0, Total=25760 [2021-05-02 12:36:07,934 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 257 states. [2021-05-02 12:36:07,969 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 257 to 257. [2021-05-02 12:36:07,969 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 257 states, 191 states have (on average 1.0104712041884816) internal successors, (193), 192 states have internal predecessors, (193), 33 states have call successors, (33), 33 states have call predecessors, (33), 32 states have return successors, (32), 31 states have call predecessors, (32), 32 states have call successors, (32) [2021-05-02 12:36:07,970 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 257 states to 257 states and 258 transitions. [2021-05-02 12:36:07,970 INFO L78 Accepts]: Start accepts. Automaton has 257 states and 258 transitions. Word has length 253 [2021-05-02 12:36:07,970 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-02 12:36:07,970 INFO L480 AbstractCegarLoop]: Abstraction has 257 states and 258 transitions. [2021-05-02 12:36:07,970 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 98 states, 98 states have (on average 1.7040816326530612) internal successors, (167), 97 states have internal predecessors, (167), 62 states have call successors, (64), 3 states have call predecessors, (64), 1 states have return successors, (61), 61 states have call predecessors, (61), 61 states have call successors, (61) [2021-05-02 12:36:07,970 INFO L276 IsEmpty]: Start isEmpty. Operand 257 states and 258 transitions. [2021-05-02 12:36:07,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 255 [2021-05-02 12:36:07,971 INFO L515 BasicCegarLoop]: Found error trace [2021-05-02 12:36:07,972 INFO L523 BasicCegarLoop]: trace histogram [31, 31, 31, 31, 30, 30, 30, 30, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-02 12:36:08,195 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable60,61 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-02 12:36:08,195 INFO L428 AbstractCegarLoop]: === Iteration 62 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-02 12:36:08,195 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-02 12:36:08,195 INFO L82 PathProgramCache]: Analyzing trace with hash -721111314, now seen corresponding path program 60 times [2021-05-02 12:36:08,195 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-02 12:36:08,195 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [294863151] [2021-05-02 12:36:08,195 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-02 12:36:08,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:36:08,787 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-02 12:36:08,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:36:08,789 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2021-05-02 12:36:08,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:36:08,791 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2021-05-02 12:36:08,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:36:08,792 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2021-05-02 12:36:08,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:36:08,794 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2021-05-02 12:36:08,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:36:08,795 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2021-05-02 12:36:08,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:36:08,796 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2021-05-02 12:36:08,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:36:08,797 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2021-05-02 12:36:08,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:36:08,798 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2021-05-02 12:36:08,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:36:08,799 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2021-05-02 12:36:08,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:36:08,800 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2021-05-02 12:36:08,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:36:08,801 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2021-05-02 12:36:08,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:36:08,808 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2021-05-02 12:36:08,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:36:08,810 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2021-05-02 12:36:08,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:36:08,812 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2021-05-02 12:36:08,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:36:08,813 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2021-05-02 12:36:08,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:36:08,815 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2021-05-02 12:36:08,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:36:08,816 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2021-05-02 12:36:08,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:36:08,818 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2021-05-02 12:36:08,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:36:08,819 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2021-05-02 12:36:08,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:36:08,821 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2021-05-02 12:36:08,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:36:08,822 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 180 [2021-05-02 12:36:08,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:36:08,824 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187 [2021-05-02 12:36:08,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:36:08,826 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 194 [2021-05-02 12:36:08,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:36:08,827 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2021-05-02 12:36:08,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:36:08,829 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 208 [2021-05-02 12:36:08,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:36:08,830 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2021-05-02 12:36:08,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:36:08,832 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 222 [2021-05-02 12:36:08,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:36:08,834 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 229 [2021-05-02 12:36:08,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:36:08,836 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 236 [2021-05-02 12:36:08,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:36:08,837 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 243 [2021-05-02 12:36:08,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:36:08,839 INFO L134 CoverageAnalysis]: Checked inductivity of 3661 backedges. 525 proven. 1396 refuted. 0 times theorem prover too weak. 1740 trivial. 0 not checked. [2021-05-02 12:36:08,839 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-05-02 12:36:08,839 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [294863151] [2021-05-02 12:36:08,839 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [294863151] provided 0 perfect and 1 imperfect interpolant sequences [2021-05-02 12:36:08,840 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2039336727] [2021-05-02 12:36:08,840 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 62 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 62 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-02 12:36:08,970 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 31 check-sat command(s) [2021-05-02 12:36:08,970 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-05-02 12:36:08,973 INFO L263 TraceCheckSpWp]: Trace formula consists of 655 conjuncts, 72 conjunts are in the unsatisfiable core [2021-05-02 12:36:08,976 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-05-02 12:36:08,978 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:08,979 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:08,993 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:08,994 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:08,996 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:08,997 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:08,999 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:09,000 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:09,002 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:09,003 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:09,005 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:09,006 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:09,007 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:09,008 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:09,010 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:09,011 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:09,013 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:09,014 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:09,015 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:09,016 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:09,018 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:09,019 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:09,021 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:09,022 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:09,024 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:09,025 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:09,027 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:09,028 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:09,030 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:09,031 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:09,033 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:09,034 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:09,046 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:09,059 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:09,062 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:09,063 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:09,066 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:09,067 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:09,069 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:09,070 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:09,072 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:09,073 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:09,075 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:09,076 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:09,078 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:09,079 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:09,081 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:09,082 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:09,084 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:09,085 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:09,086 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:09,087 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:09,089 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:09,090 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:09,092 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:09,093 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:09,094 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:09,095 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:09,097 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:09,098 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:09,100 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:09,101 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:09,102 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:09,103 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:09,109 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:09,110 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:09,118 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:09,119 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:09,122 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:09,122 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:09,130 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:09,131 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:09,135 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:09,136 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:09,143 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:09,144 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:09,147 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:09,148 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:09,156 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:09,157 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:09,160 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:09,161 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:09,168 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:09,169 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:09,172 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:09,173 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:09,181 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:09,182 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:09,185 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:09,186 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:09,193 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:09,194 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:09,197 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:09,198 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:09,205 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:09,206 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:09,209 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:09,218 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:09,226 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:09,227 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:09,230 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:09,230 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:09,238 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:09,239 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:09,242 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:09,243 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:09,250 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:09,251 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:09,255 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:09,255 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:09,263 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:09,264 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:09,267 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:09,268 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:09,275 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:09,276 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:09,279 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:09,280 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:09,287 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:09,288 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:09,291 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:09,292 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:09,299 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:09,300 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:09,303 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:09,304 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:09,311 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:09,312 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:09,316 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:09,316 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:09,324 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:09,325 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:09,328 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:09,328 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:09,336 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:09,337 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:09,340 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:09,341 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:09,348 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:09,349 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:09,352 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:09,353 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:09,367 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:09,368 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:09,371 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:09,372 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:09,379 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:09,380 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:09,383 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:09,384 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:09,392 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:09,392 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:09,396 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:09,396 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:09,407 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:09,408 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:09,411 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:09,412 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:09,419 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:09,420 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:09,423 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:09,424 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:09,431 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:09,432 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:09,435 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:09,436 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:09,443 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:09,444 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:09,447 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:09,448 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:09,456 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:09,457 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:09,465 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:09,466 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:09,476 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:09,477 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:09,481 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:09,483 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:09,493 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:09,494 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:09,498 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:09,499 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:09,508 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:09,510 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:09,513 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:09,515 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:09,572 INFO L134 CoverageAnalysis]: Checked inductivity of 3661 backedges. 556 proven. 1365 refuted. 0 times theorem prover too weak. 1740 trivial. 0 not checked. [2021-05-02 12:36:09,572 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2039336727] provided 0 perfect and 1 imperfect interpolant sequences [2021-05-02 12:36:09,572 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-05-02 12:36:09,572 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [37, 36] total 40 [2021-05-02 12:36:09,572 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1030329479] [2021-05-02 12:36:09,573 INFO L460 AbstractCegarLoop]: Interpolant automaton has 40 states [2021-05-02 12:36:09,573 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-02 12:36:09,573 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 40 interpolants. [2021-05-02 12:36:09,573 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=576, Invalid=984, Unknown=0, NotChecked=0, Total=1560 [2021-05-02 12:36:09,573 INFO L87 Difference]: Start difference. First operand 257 states and 258 transitions. Second operand has 40 states, 40 states have (on average 2.7) internal successors, (108), 37 states have internal predecessors, (108), 32 states have call successors, (35), 4 states have call predecessors, (35), 1 states have return successors, (31), 31 states have call predecessors, (31), 31 states have call successors, (31) [2021-05-02 12:36:10,979 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-02 12:36:10,979 INFO L93 Difference]: Finished difference Result 270 states and 272 transitions. [2021-05-02 12:36:10,980 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2021-05-02 12:36:10,980 INFO L78 Accepts]: Start accepts. Automaton has has 40 states, 40 states have (on average 2.7) internal successors, (108), 37 states have internal predecessors, (108), 32 states have call successors, (35), 4 states have call predecessors, (35), 1 states have return successors, (31), 31 states have call predecessors, (31), 31 states have call successors, (31) Word has length 254 [2021-05-02 12:36:10,980 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-02 12:36:10,981 INFO L225 Difference]: With dead ends: 270 [2021-05-02 12:36:10,981 INFO L226 Difference]: Without dead ends: 268 [2021-05-02 12:36:10,982 INFO L779 BasicCegarLoop]: 0 DeclaredPredicates, 418 GetRequests, 344 SyntacticMatches, 0 SemanticMatches, 74 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1060 ImplicationChecksByTransitivity, 1447.4ms TimeCoverageRelationStatistics Valid=1720, Invalid=3980, Unknown=0, NotChecked=0, Total=5700 [2021-05-02 12:36:10,982 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 268 states. [2021-05-02 12:36:11,014 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 268 to 264. [2021-05-02 12:36:11,015 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 264 states, 196 states have (on average 1.010204081632653) internal successors, (198), 197 states have internal predecessors, (198), 34 states have call successors, (34), 34 states have call predecessors, (34), 33 states have return successors, (33), 32 states have call predecessors, (33), 33 states have call successors, (33) [2021-05-02 12:36:11,015 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 264 states to 264 states and 265 transitions. [2021-05-02 12:36:11,015 INFO L78 Accepts]: Start accepts. Automaton has 264 states and 265 transitions. Word has length 254 [2021-05-02 12:36:11,016 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-02 12:36:11,016 INFO L480 AbstractCegarLoop]: Abstraction has 264 states and 265 transitions. [2021-05-02 12:36:11,016 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 40 states, 40 states have (on average 2.7) internal successors, (108), 37 states have internal predecessors, (108), 32 states have call successors, (35), 4 states have call predecessors, (35), 1 states have return successors, (31), 31 states have call predecessors, (31), 31 states have call successors, (31) [2021-05-02 12:36:11,016 INFO L276 IsEmpty]: Start isEmpty. Operand 264 states and 265 transitions. [2021-05-02 12:36:11,017 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 262 [2021-05-02 12:36:11,017 INFO L515 BasicCegarLoop]: Found error trace [2021-05-02 12:36:11,017 INFO L523 BasicCegarLoop]: trace histogram [32, 32, 32, 31, 31, 31, 31, 31, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-02 12:36:11,231 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable61,62 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-02 12:36:11,231 INFO L428 AbstractCegarLoop]: === Iteration 63 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-02 12:36:11,231 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-02 12:36:11,232 INFO L82 PathProgramCache]: Analyzing trace with hash -1274751548, now seen corresponding path program 61 times [2021-05-02 12:36:11,232 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-02 12:36:11,232 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2007297896] [2021-05-02 12:36:11,232 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-02 12:36:11,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:36:12,802 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-02 12:36:12,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:36:12,804 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2021-05-02 12:36:12,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:36:12,806 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2021-05-02 12:36:12,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:36:12,807 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2021-05-02 12:36:12,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:36:12,808 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2021-05-02 12:36:12,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:36:12,809 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2021-05-02 12:36:12,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:36:12,810 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2021-05-02 12:36:12,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:36:12,812 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2021-05-02 12:36:12,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:36:12,814 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2021-05-02 12:36:12,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:36:12,815 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2021-05-02 12:36:12,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:36:12,816 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2021-05-02 12:36:12,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:36:12,817 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2021-05-02 12:36:12,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:36:12,819 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2021-05-02 12:36:12,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:36:12,820 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2021-05-02 12:36:12,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:36:12,821 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2021-05-02 12:36:12,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:36:12,822 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2021-05-02 12:36:12,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:36:12,823 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2021-05-02 12:36:12,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:36:12,824 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2021-05-02 12:36:12,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:36:12,825 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2021-05-02 12:36:12,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:36:12,827 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2021-05-02 12:36:12,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:36:12,828 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2021-05-02 12:36:12,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:36:12,829 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 180 [2021-05-02 12:36:12,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:36:12,831 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187 [2021-05-02 12:36:12,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:36:12,832 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 194 [2021-05-02 12:36:12,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:36:12,833 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2021-05-02 12:36:12,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:36:12,834 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 208 [2021-05-02 12:36:12,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:36:12,836 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2021-05-02 12:36:12,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:36:12,839 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 222 [2021-05-02 12:36:12,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:36:12,845 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 229 [2021-05-02 12:36:12,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:36:12,847 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 236 [2021-05-02 12:36:12,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:36:12,849 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 243 [2021-05-02 12:36:12,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:36:12,850 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 250 [2021-05-02 12:36:12,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:36:12,852 INFO L134 CoverageAnalysis]: Checked inductivity of 3875 backedges. 1428 proven. 587 refuted. 0 times theorem prover too weak. 1860 trivial. 0 not checked. [2021-05-02 12:36:12,852 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-05-02 12:36:12,852 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2007297896] [2021-05-02 12:36:12,852 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2007297896] provided 0 perfect and 1 imperfect interpolant sequences [2021-05-02 12:36:12,852 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [297836576] [2021-05-02 12:36:12,852 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 63 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 63 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-02 12:36:12,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:36:12,951 INFO L263 TraceCheckSpWp]: Trace formula consists of 669 conjuncts, 66 conjunts are in the unsatisfiable core [2021-05-02 12:36:12,953 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-05-02 12:36:12,982 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:12,983 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:12,985 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:12,986 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:12,988 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:12,989 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:12,991 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:12,992 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:12,994 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:12,995 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:12,997 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:12,998 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:12,999 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:13,000 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:13,002 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:13,003 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:13,005 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:13,006 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:13,008 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:13,009 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:13,016 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:13,017 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:13,019 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:13,020 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:13,022 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:13,022 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:13,024 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:13,025 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:13,027 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:13,028 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:13,030 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:13,031 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:13,033 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:13,034 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:13,036 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:13,037 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:13,048 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:13,049 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:13,052 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:13,053 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:13,055 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:13,056 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:13,058 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:13,059 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:13,060 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:13,061 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:13,063 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:13,064 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:13,066 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:13,067 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:13,069 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:13,070 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:13,071 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:13,072 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:13,074 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:13,075 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:13,077 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:13,078 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:13,080 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:13,081 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:13,083 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:13,084 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:13,086 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:13,127 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:13,127 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:13,128 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:13,129 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:13,137 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:13,138 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:13,180 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:13,181 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:13,182 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:13,182 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:13,199 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:13,201 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:13,243 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:13,244 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:13,245 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:13,245 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:13,253 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:13,255 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:13,299 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:13,299 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:13,300 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:13,301 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:13,309 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:13,310 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:13,356 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:13,357 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:13,358 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:13,358 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:13,366 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:13,368 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:13,415 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:13,415 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:13,416 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:13,417 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:13,425 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:13,426 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:13,474 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:13,475 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:13,476 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:13,476 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:13,485 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:13,486 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:13,535 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:13,536 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:13,537 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:13,537 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:13,545 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:13,547 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:13,598 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:13,598 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:13,599 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:13,600 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:13,608 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:13,609 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:13,662 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:13,662 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:13,663 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:13,664 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:13,672 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:13,673 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:13,727 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:13,728 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:13,729 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:13,729 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:13,737 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:13,739 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:13,794 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:13,794 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:13,795 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:13,796 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:13,804 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:13,805 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:13,862 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:13,863 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:13,864 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:13,864 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:13,873 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:13,874 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:13,932 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:13,932 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:13,933 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:13,934 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:13,942 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:13,943 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:14,001 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:14,001 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:14,002 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:14,003 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:14,011 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:14,012 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:14,070 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:14,071 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:14,072 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:14,072 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:14,080 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:14,082 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:14,141 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:14,142 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:14,143 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:14,144 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:14,152 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:14,153 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:14,215 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:14,216 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:14,217 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:14,217 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:14,225 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:14,226 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:14,296 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:14,297 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:14,298 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:14,299 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:14,307 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:14,308 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:14,372 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:14,373 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:14,373 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:14,374 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:14,382 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:14,383 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:14,449 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:14,449 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:14,450 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:14,450 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:14,459 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:14,460 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:14,527 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:14,528 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:14,529 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:14,529 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:14,537 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:14,539 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:14,607 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:14,608 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:14,609 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:14,609 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:14,617 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:14,619 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:14,689 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:14,690 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:14,691 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:14,691 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:14,700 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:14,701 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:14,771 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:14,772 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:14,773 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:14,773 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:14,781 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:14,782 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:14,854 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:14,854 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:14,855 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:14,856 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:14,864 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:14,865 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:14,938 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:14,939 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:14,940 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:14,940 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:14,948 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:14,949 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:15,023 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:15,023 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:15,024 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:15,025 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:15,033 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:15,034 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:15,108 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:15,108 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:15,109 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:15,110 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:15,118 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:15,119 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:15,194 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:15,194 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:15,195 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:15,196 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:15,203 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:15,204 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:15,280 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:15,281 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:15,289 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:15,290 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:15,298 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:15,299 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:15,374 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:15,380 INFO L134 CoverageAnalysis]: Checked inductivity of 3875 backedges. 1519 proven. 496 refuted. 0 times theorem prover too weak. 1860 trivial. 0 not checked. [2021-05-02 12:36:15,381 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [297836576] provided 0 perfect and 1 imperfect interpolant sequences [2021-05-02 12:36:15,381 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-05-02 12:36:15,381 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [68, 67] total 101 [2021-05-02 12:36:15,381 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [497094716] [2021-05-02 12:36:15,381 INFO L460 AbstractCegarLoop]: Interpolant automaton has 101 states [2021-05-02 12:36:15,382 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-02 12:36:15,382 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 101 interpolants. [2021-05-02 12:36:15,383 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=2218, Invalid=7882, Unknown=0, NotChecked=0, Total=10100 [2021-05-02 12:36:15,383 INFO L87 Difference]: Start difference. First operand 264 states and 265 transitions. Second operand has 101 states, 101 states have (on average 1.702970297029703) internal successors, (172), 100 states have internal predecessors, (172), 64 states have call successors, (66), 3 states have call predecessors, (66), 1 states have return successors, (63), 63 states have call predecessors, (63), 63 states have call successors, (63) [2021-05-02 12:36:19,858 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-02 12:36:19,858 INFO L93 Difference]: Finished difference Result 369 states and 402 transitions. [2021-05-02 12:36:19,859 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 68 states. [2021-05-02 12:36:19,859 INFO L78 Accepts]: Start accepts. Automaton has has 101 states, 101 states have (on average 1.702970297029703) internal successors, (172), 100 states have internal predecessors, (172), 64 states have call successors, (66), 3 states have call predecessors, (66), 1 states have return successors, (63), 63 states have call predecessors, (63), 63 states have call successors, (63) Word has length 261 [2021-05-02 12:36:19,859 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-02 12:36:19,860 INFO L225 Difference]: With dead ends: 369 [2021-05-02 12:36:19,860 INFO L226 Difference]: Without dead ends: 265 [2021-05-02 12:36:19,861 INFO L779 BasicCegarLoop]: 0 DeclaredPredicates, 456 GetRequests, 292 SyntacticMatches, 0 SemanticMatches, 164 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7410 ImplicationChecksByTransitivity, 5951.0ms TimeCoverageRelationStatistics Valid=5059, Invalid=22331, Unknown=0, NotChecked=0, Total=27390 [2021-05-02 12:36:19,862 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 265 states. [2021-05-02 12:36:19,885 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 265 to 265. [2021-05-02 12:36:19,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 265 states, 197 states have (on average 1.0101522842639594) internal successors, (199), 198 states have internal predecessors, (199), 34 states have call successors, (34), 34 states have call predecessors, (34), 33 states have return successors, (33), 32 states have call predecessors, (33), 33 states have call successors, (33) [2021-05-02 12:36:19,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 265 states to 265 states and 266 transitions. [2021-05-02 12:36:19,886 INFO L78 Accepts]: Start accepts. Automaton has 265 states and 266 transitions. Word has length 261 [2021-05-02 12:36:19,886 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-02 12:36:19,886 INFO L480 AbstractCegarLoop]: Abstraction has 265 states and 266 transitions. [2021-05-02 12:36:19,886 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 101 states, 101 states have (on average 1.702970297029703) internal successors, (172), 100 states have internal predecessors, (172), 64 states have call successors, (66), 3 states have call predecessors, (66), 1 states have return successors, (63), 63 states have call predecessors, (63), 63 states have call successors, (63) [2021-05-02 12:36:19,886 INFO L276 IsEmpty]: Start isEmpty. Operand 265 states and 266 transitions. [2021-05-02 12:36:19,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 263 [2021-05-02 12:36:19,887 INFO L515 BasicCegarLoop]: Found error trace [2021-05-02 12:36:19,887 INFO L523 BasicCegarLoop]: trace histogram [32, 32, 32, 32, 31, 31, 31, 31, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-02 12:36:20,110 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable62,63 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-02 12:36:20,111 INFO L428 AbstractCegarLoop]: === Iteration 64 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-02 12:36:20,111 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-02 12:36:20,111 INFO L82 PathProgramCache]: Analyzing trace with hash -1891100020, now seen corresponding path program 62 times [2021-05-02 12:36:20,111 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-02 12:36:20,111 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [733606985] [2021-05-02 12:36:20,111 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-02 12:36:20,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:36:20,754 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-02 12:36:20,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:36:20,758 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2021-05-02 12:36:20,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:36:20,760 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2021-05-02 12:36:20,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:36:20,761 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2021-05-02 12:36:20,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:36:20,762 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2021-05-02 12:36:20,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:36:20,763 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2021-05-02 12:36:20,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:36:20,764 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2021-05-02 12:36:20,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:36:20,765 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2021-05-02 12:36:20,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:36:20,766 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2021-05-02 12:36:20,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:36:20,767 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2021-05-02 12:36:20,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:36:20,768 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2021-05-02 12:36:20,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:36:20,769 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2021-05-02 12:36:20,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:36:20,770 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2021-05-02 12:36:20,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:36:20,771 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2021-05-02 12:36:20,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:36:20,772 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2021-05-02 12:36:20,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:36:20,774 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2021-05-02 12:36:20,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:36:20,775 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-05-02 12:36:20,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:36:20,777 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2021-05-02 12:36:20,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:36:20,778 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2021-05-02 12:36:20,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:36:20,789 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2021-05-02 12:36:20,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:36:20,791 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2021-05-02 12:36:20,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:36:20,793 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2021-05-02 12:36:20,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:36:20,794 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2021-05-02 12:36:20,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:36:20,795 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 195 [2021-05-02 12:36:20,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:36:20,796 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 202 [2021-05-02 12:36:20,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:36:20,798 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 209 [2021-05-02 12:36:20,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:36:20,799 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 216 [2021-05-02 12:36:20,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:36:20,800 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2021-05-02 12:36:20,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:36:20,801 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2021-05-02 12:36:20,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:36:20,802 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 237 [2021-05-02 12:36:20,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:36:20,804 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 244 [2021-05-02 12:36:20,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:36:20,805 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 251 [2021-05-02 12:36:20,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:36:20,806 INFO L134 CoverageAnalysis]: Checked inductivity of 3907 backedges. 558 proven. 1489 refuted. 0 times theorem prover too weak. 1860 trivial. 0 not checked. [2021-05-02 12:36:20,807 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-05-02 12:36:20,807 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [733606985] [2021-05-02 12:36:20,807 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [733606985] provided 0 perfect and 1 imperfect interpolant sequences [2021-05-02 12:36:20,807 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2098746636] [2021-05-02 12:36:20,807 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 64 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 64 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-02 12:36:20,914 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-05-02 12:36:20,915 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-05-02 12:36:20,916 INFO L263 TraceCheckSpWp]: Trace formula consists of 674 conjuncts, 70 conjunts are in the unsatisfiable core [2021-05-02 12:36:20,918 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-05-02 12:36:20,933 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:20,935 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:20,936 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:20,937 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:20,942 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:20,944 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:20,946 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:20,947 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:20,948 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:20,949 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:20,951 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:20,952 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:20,954 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:20,955 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:20,957 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:20,958 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:20,960 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:20,961 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:20,963 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:20,964 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:20,966 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:20,967 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:20,969 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:20,970 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:20,972 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:20,973 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:20,975 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:20,976 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:20,978 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:20,979 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:20,980 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:20,981 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:20,983 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:20,984 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:20,986 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:20,987 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:20,989 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:20,990 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:20,992 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:20,993 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:20,994 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:20,995 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:20,997 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:20,998 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:21,000 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:21,001 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:21,003 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:21,004 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:21,006 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:21,007 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:21,009 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:21,010 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:21,012 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:21,013 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:21,015 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:21,016 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:21,018 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:21,019 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:21,021 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:21,022 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:21,024 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:21,025 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:21,027 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:21,027 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:21,033 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:21,034 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:21,042 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:21,043 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:21,046 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:21,047 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:21,054 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:21,055 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:21,059 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:21,060 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:21,067 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:21,068 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:21,071 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:21,072 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:21,080 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:21,081 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:21,084 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:21,085 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:21,093 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:21,094 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:21,097 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:21,098 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:21,106 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:21,107 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:21,110 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:21,111 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:21,119 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:21,120 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:21,123 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:21,124 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:21,132 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:21,133 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:21,136 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:21,137 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:21,145 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:21,146 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:21,149 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:21,150 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:21,158 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:21,159 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:21,162 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:21,163 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:21,170 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:21,171 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:21,175 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:21,176 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:21,183 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:21,184 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:21,187 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:21,188 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:21,196 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:21,197 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:21,200 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:21,201 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:21,209 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:21,210 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:21,213 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:21,214 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:21,222 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:21,223 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:21,226 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:21,227 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:21,235 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:21,236 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:21,239 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:21,240 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:21,248 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:21,249 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:21,252 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:21,253 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:21,261 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:21,262 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:21,265 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:21,266 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:21,274 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:21,275 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:21,278 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:21,279 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:21,287 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:21,288 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:21,291 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:21,292 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:21,300 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:21,301 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:21,304 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:21,305 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:21,312 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:21,314 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:21,317 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:21,318 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:21,325 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:21,326 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:21,330 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:21,331 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:21,338 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:21,339 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:21,342 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:21,343 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:21,351 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:21,352 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:21,355 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:21,356 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:21,364 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:21,365 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:21,368 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:21,369 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:21,377 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:21,378 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:21,381 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:21,382 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:21,390 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:21,391 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:21,394 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:21,395 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:21,402 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:21,403 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:21,407 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:21,408 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:21,415 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:21,416 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:21,419 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:21,420 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:21,428 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:21,429 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:21,432 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:21,433 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:21,479 INFO L134 CoverageAnalysis]: Checked inductivity of 3907 backedges. 590 proven. 1457 refuted. 0 times theorem prover too weak. 1860 trivial. 0 not checked. [2021-05-02 12:36:21,479 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2098746636] provided 0 perfect and 1 imperfect interpolant sequences [2021-05-02 12:36:21,479 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-05-02 12:36:21,479 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [38, 37] total 41 [2021-05-02 12:36:21,479 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [783206940] [2021-05-02 12:36:21,480 INFO L460 AbstractCegarLoop]: Interpolant automaton has 41 states [2021-05-02 12:36:21,480 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-02 12:36:21,480 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 41 interpolants. [2021-05-02 12:36:21,480 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=610, Invalid=1030, Unknown=0, NotChecked=0, Total=1640 [2021-05-02 12:36:21,480 INFO L87 Difference]: Start difference. First operand 265 states and 266 transitions. Second operand has 41 states, 41 states have (on average 2.707317073170732) internal successors, (111), 38 states have internal predecessors, (111), 33 states have call successors, (36), 4 states have call predecessors, (36), 1 states have return successors, (32), 32 states have call predecessors, (32), 32 states have call successors, (32) [2021-05-02 12:36:22,912 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-02 12:36:22,912 INFO L93 Difference]: Finished difference Result 278 states and 280 transitions. [2021-05-02 12:36:22,913 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2021-05-02 12:36:22,913 INFO L78 Accepts]: Start accepts. Automaton has has 41 states, 41 states have (on average 2.707317073170732) internal successors, (111), 38 states have internal predecessors, (111), 33 states have call successors, (36), 4 states have call predecessors, (36), 1 states have return successors, (32), 32 states have call predecessors, (32), 32 states have call successors, (32) Word has length 262 [2021-05-02 12:36:22,913 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-02 12:36:22,914 INFO L225 Difference]: With dead ends: 278 [2021-05-02 12:36:22,914 INFO L226 Difference]: Without dead ends: 276 [2021-05-02 12:36:22,914 INFO L779 BasicCegarLoop]: 0 DeclaredPredicates, 431 GetRequests, 355 SyntacticMatches, 0 SemanticMatches, 76 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1110 ImplicationChecksByTransitivity, 1507.3ms TimeCoverageRelationStatistics Valid=1822, Invalid=4184, Unknown=0, NotChecked=0, Total=6006 [2021-05-02 12:36:22,915 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 276 states. [2021-05-02 12:36:22,936 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 276 to 272. [2021-05-02 12:36:22,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 272 states, 202 states have (on average 1.00990099009901) internal successors, (204), 203 states have internal predecessors, (204), 35 states have call successors, (35), 35 states have call predecessors, (35), 34 states have return successors, (34), 33 states have call predecessors, (34), 34 states have call successors, (34) [2021-05-02 12:36:22,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 272 states to 272 states and 273 transitions. [2021-05-02 12:36:22,937 INFO L78 Accepts]: Start accepts. Automaton has 272 states and 273 transitions. Word has length 262 [2021-05-02 12:36:22,937 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-02 12:36:22,937 INFO L480 AbstractCegarLoop]: Abstraction has 272 states and 273 transitions. [2021-05-02 12:36:22,938 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 41 states, 41 states have (on average 2.707317073170732) internal successors, (111), 38 states have internal predecessors, (111), 33 states have call successors, (36), 4 states have call predecessors, (36), 1 states have return successors, (32), 32 states have call predecessors, (32), 32 states have call successors, (32) [2021-05-02 12:36:22,938 INFO L276 IsEmpty]: Start isEmpty. Operand 272 states and 273 transitions. [2021-05-02 12:36:22,939 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 270 [2021-05-02 12:36:22,939 INFO L515 BasicCegarLoop]: Found error trace [2021-05-02 12:36:22,939 INFO L523 BasicCegarLoop]: trace histogram [33, 33, 33, 32, 32, 32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-02 12:36:23,145 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable63,64 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-02 12:36:23,145 INFO L428 AbstractCegarLoop]: === Iteration 65 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-02 12:36:23,145 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-02 12:36:23,145 INFO L82 PathProgramCache]: Analyzing trace with hash -1447705498, now seen corresponding path program 63 times [2021-05-02 12:36:23,145 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-02 12:36:23,145 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [754917826] [2021-05-02 12:36:23,146 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-02 12:36:23,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:36:24,843 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-02 12:36:24,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:36:24,846 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2021-05-02 12:36:24,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:36:24,847 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2021-05-02 12:36:24,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:36:24,849 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2021-05-02 12:36:24,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:36:24,850 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2021-05-02 12:36:24,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:36:24,851 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2021-05-02 12:36:24,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:36:24,852 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2021-05-02 12:36:24,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:36:24,854 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2021-05-02 12:36:24,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:36:24,855 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2021-05-02 12:36:24,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:36:24,856 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2021-05-02 12:36:24,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:36:24,857 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2021-05-02 12:36:24,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:36:24,859 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2021-05-02 12:36:24,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:36:24,860 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2021-05-02 12:36:24,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:36:24,861 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2021-05-02 12:36:24,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:36:24,862 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2021-05-02 12:36:24,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:36:24,863 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2021-05-02 12:36:24,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:36:24,865 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-05-02 12:36:24,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:36:24,866 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2021-05-02 12:36:24,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:36:24,867 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2021-05-02 12:36:24,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:36:24,869 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2021-05-02 12:36:24,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:36:24,870 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2021-05-02 12:36:24,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:36:24,871 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2021-05-02 12:36:24,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:36:24,873 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2021-05-02 12:36:24,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:36:24,874 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 195 [2021-05-02 12:36:24,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:36:24,875 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 202 [2021-05-02 12:36:24,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:36:24,877 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 209 [2021-05-02 12:36:24,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:36:24,878 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 216 [2021-05-02 12:36:24,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:36:24,879 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2021-05-02 12:36:24,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:36:24,881 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2021-05-02 12:36:24,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:36:24,882 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 237 [2021-05-02 12:36:24,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:36:24,883 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 244 [2021-05-02 12:36:24,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:36:24,884 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 251 [2021-05-02 12:36:24,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:36:24,885 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 258 [2021-05-02 12:36:24,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:36:24,886 INFO L134 CoverageAnalysis]: Checked inductivity of 4128 backedges. 1522 proven. 622 refuted. 0 times theorem prover too weak. 1984 trivial. 0 not checked. [2021-05-02 12:36:24,886 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-05-02 12:36:24,887 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [754917826] [2021-05-02 12:36:24,887 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [754917826] provided 0 perfect and 1 imperfect interpolant sequences [2021-05-02 12:36:24,887 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [985938611] [2021-05-02 12:36:24,887 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 65 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 65 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-02 12:36:25,046 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 33 check-sat command(s) [2021-05-02 12:36:25,046 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-05-02 12:36:25,049 INFO L263 TraceCheckSpWp]: Trace formula consists of 688 conjuncts, 68 conjunts are in the unsatisfiable core [2021-05-02 12:36:25,051 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-05-02 12:36:25,081 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:25,082 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:25,084 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:25,085 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:25,086 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:25,087 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:25,089 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:25,090 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:25,092 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:25,093 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:25,096 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:25,097 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:25,099 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:25,100 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:25,102 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:25,103 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:25,105 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:25,106 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:25,108 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:25,109 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:25,111 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:25,112 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:25,114 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:25,115 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:25,117 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:25,118 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:25,120 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:25,121 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:25,123 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:25,124 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:25,125 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:25,126 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:25,128 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:25,129 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:25,131 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:25,132 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:25,133 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:25,134 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:25,136 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:25,137 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:25,139 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:25,140 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:25,142 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:25,143 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:25,145 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:25,146 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:25,148 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:25,150 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:25,152 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:25,153 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:25,155 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:25,156 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:25,158 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:25,159 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:25,161 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:25,162 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:25,164 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:25,165 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:25,167 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:25,168 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:25,170 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:25,171 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:25,173 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:25,174 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:25,179 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:25,224 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:25,225 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:25,226 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:25,226 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:25,234 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:25,236 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:25,280 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:25,280 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:25,281 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:25,282 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:25,290 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:25,291 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:25,334 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:25,335 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:25,336 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:25,336 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:25,344 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:25,345 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:25,391 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:25,392 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:25,393 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:25,393 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:25,401 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:25,402 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:25,449 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:25,450 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:25,451 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:25,451 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:25,459 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:25,460 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:25,507 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:25,507 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:25,508 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:25,509 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:25,517 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:25,518 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:25,565 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:25,566 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:25,567 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:25,567 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:25,575 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:25,576 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:25,625 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:25,626 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:25,627 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:25,627 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:25,636 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:25,637 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:25,687 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:25,688 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:25,688 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:25,689 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:25,697 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:25,698 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:25,749 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:25,750 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:25,751 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:25,751 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:25,759 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:25,761 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:25,813 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:25,814 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:25,815 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:25,815 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:25,823 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:25,824 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:25,882 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:25,883 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:25,884 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:25,884 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:25,893 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:25,894 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:25,954 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:25,955 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:25,956 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:25,956 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:25,965 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:25,966 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:26,026 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:26,027 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:26,036 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:26,037 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:26,046 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:26,047 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:26,109 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:26,110 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:26,110 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:26,111 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:26,119 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:26,121 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:26,183 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:26,184 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:26,185 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:26,185 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:26,193 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:26,194 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:26,256 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:26,257 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:26,258 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:26,259 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:26,268 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:26,269 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:26,336 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:26,336 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:26,337 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:26,338 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:26,346 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:26,348 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:26,417 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:26,417 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:26,418 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:26,419 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:26,428 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:26,429 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:26,498 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:26,498 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:26,499 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:26,500 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:26,509 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:26,510 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:26,581 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:26,582 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:26,582 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:26,583 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:26,591 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:26,593 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:26,664 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:26,665 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:26,666 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:26,666 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:26,675 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:26,676 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:26,750 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:26,750 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:26,751 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:26,752 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:26,760 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:26,762 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:26,836 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:26,837 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:26,838 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:26,838 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:26,847 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:26,848 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:26,923 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:26,924 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:26,925 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:26,925 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:26,934 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:26,936 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:27,013 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:27,014 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:27,015 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:27,015 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:27,024 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:27,025 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:27,104 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:27,105 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:27,105 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:27,106 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:27,114 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:27,116 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:27,202 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:27,203 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:27,204 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:27,204 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:27,213 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:27,214 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:27,294 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:27,295 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:27,295 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:27,296 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:27,305 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:27,306 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:27,389 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:27,390 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:27,391 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:27,391 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:27,400 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:27,401 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:27,484 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:27,485 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:27,486 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:27,486 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:27,495 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:27,496 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:27,582 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:27,582 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:27,583 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:27,583 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:27,592 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:27,593 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:27,677 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:27,684 INFO L134 CoverageAnalysis]: Checked inductivity of 4128 backedges. 1616 proven. 528 refuted. 0 times theorem prover too weak. 1984 trivial. 0 not checked. [2021-05-02 12:36:27,684 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [985938611] provided 0 perfect and 1 imperfect interpolant sequences [2021-05-02 12:36:27,684 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-05-02 12:36:27,684 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [70, 69] total 104 [2021-05-02 12:36:27,684 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1326603523] [2021-05-02 12:36:27,685 INFO L460 AbstractCegarLoop]: Interpolant automaton has 104 states [2021-05-02 12:36:27,685 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-02 12:36:27,685 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 104 interpolants. [2021-05-02 12:36:27,686 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=2353, Invalid=8359, Unknown=0, NotChecked=0, Total=10712 [2021-05-02 12:36:27,686 INFO L87 Difference]: Start difference. First operand 272 states and 273 transitions. Second operand has 104 states, 104 states have (on average 1.7019230769230769) internal successors, (177), 103 states have internal predecessors, (177), 66 states have call successors, (68), 3 states have call predecessors, (68), 1 states have return successors, (65), 65 states have call predecessors, (65), 65 states have call successors, (65) [2021-05-02 12:36:31,495 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-02 12:36:31,495 INFO L93 Difference]: Finished difference Result 380 states and 414 transitions. [2021-05-02 12:36:31,495 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 70 states. [2021-05-02 12:36:31,496 INFO L78 Accepts]: Start accepts. Automaton has has 104 states, 104 states have (on average 1.7019230769230769) internal successors, (177), 103 states have internal predecessors, (177), 66 states have call successors, (68), 3 states have call predecessors, (68), 1 states have return successors, (65), 65 states have call predecessors, (65), 65 states have call successors, (65) Word has length 269 [2021-05-02 12:36:31,496 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-02 12:36:31,497 INFO L225 Difference]: With dead ends: 380 [2021-05-02 12:36:31,497 INFO L226 Difference]: Without dead ends: 273 [2021-05-02 12:36:31,499 INFO L779 BasicCegarLoop]: 0 DeclaredPredicates, 470 GetRequests, 301 SyntacticMatches, 0 SemanticMatches, 169 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7873 ImplicationChecksByTransitivity, 6179.0ms TimeCoverageRelationStatistics Valid=5365, Invalid=23705, Unknown=0, NotChecked=0, Total=29070 [2021-05-02 12:36:31,499 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 273 states. [2021-05-02 12:36:31,519 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 273 to 273. [2021-05-02 12:36:31,519 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 273 states, 203 states have (on average 1.0098522167487685) internal successors, (205), 204 states have internal predecessors, (205), 35 states have call successors, (35), 35 states have call predecessors, (35), 34 states have return successors, (34), 33 states have call predecessors, (34), 34 states have call successors, (34) [2021-05-02 12:36:31,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 273 states to 273 states and 274 transitions. [2021-05-02 12:36:31,520 INFO L78 Accepts]: Start accepts. Automaton has 273 states and 274 transitions. Word has length 269 [2021-05-02 12:36:31,520 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-02 12:36:31,520 INFO L480 AbstractCegarLoop]: Abstraction has 273 states and 274 transitions. [2021-05-02 12:36:31,520 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 104 states, 104 states have (on average 1.7019230769230769) internal successors, (177), 103 states have internal predecessors, (177), 66 states have call successors, (68), 3 states have call predecessors, (68), 1 states have return successors, (65), 65 states have call predecessors, (65), 65 states have call successors, (65) [2021-05-02 12:36:31,520 INFO L276 IsEmpty]: Start isEmpty. Operand 273 states and 274 transitions. [2021-05-02 12:36:31,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 271 [2021-05-02 12:36:31,521 INFO L515 BasicCegarLoop]: Found error trace [2021-05-02 12:36:31,521 INFO L523 BasicCegarLoop]: trace histogram [33, 33, 33, 33, 32, 32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-02 12:36:31,724 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable64,65 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-02 12:36:31,725 INFO L428 AbstractCegarLoop]: === Iteration 66 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-02 12:36:31,725 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-02 12:36:31,725 INFO L82 PathProgramCache]: Analyzing trace with hash -1796488914, now seen corresponding path program 64 times [2021-05-02 12:36:31,725 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-02 12:36:31,725 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [877210070] [2021-05-02 12:36:31,725 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-02 12:36:31,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:36:32,405 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-02 12:36:32,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:36:32,407 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2021-05-02 12:36:32,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:36:32,408 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2021-05-02 12:36:32,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:36:32,409 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2021-05-02 12:36:32,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:36:32,420 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2021-05-02 12:36:32,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:36:32,421 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2021-05-02 12:36:32,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:36:32,422 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2021-05-02 12:36:32,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:36:32,424 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2021-05-02 12:36:32,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:36:32,425 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2021-05-02 12:36:32,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:36:32,426 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2021-05-02 12:36:32,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:36:32,427 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2021-05-02 12:36:32,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:36:32,428 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2021-05-02 12:36:32,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:36:32,435 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2021-05-02 12:36:32,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:36:32,438 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2021-05-02 12:36:32,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:36:32,439 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2021-05-02 12:36:32,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:36:32,441 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2021-05-02 12:36:32,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:36:32,443 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2021-05-02 12:36:32,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:36:32,444 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2021-05-02 12:36:32,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:36:32,446 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2021-05-02 12:36:32,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:36:32,447 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2021-05-02 12:36:32,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:36:32,449 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2021-05-02 12:36:32,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:36:32,451 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2021-05-02 12:36:32,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:36:32,453 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 189 [2021-05-02 12:36:32,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:36:32,455 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 196 [2021-05-02 12:36:32,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:36:32,456 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2021-05-02 12:36:32,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:36:32,458 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 210 [2021-05-02 12:36:32,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:36:32,460 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2021-05-02 12:36:32,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:36:32,462 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2021-05-02 12:36:32,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:36:32,464 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 231 [2021-05-02 12:36:32,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:36:32,465 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 238 [2021-05-02 12:36:32,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:36:32,467 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2021-05-02 12:36:32,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:36:32,469 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 252 [2021-05-02 12:36:32,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:36:32,471 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 259 [2021-05-02 12:36:32,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:36:32,473 INFO L134 CoverageAnalysis]: Checked inductivity of 4161 backedges. 592 proven. 1585 refuted. 0 times theorem prover too weak. 1984 trivial. 0 not checked. [2021-05-02 12:36:32,473 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-05-02 12:36:32,473 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [877210070] [2021-05-02 12:36:32,473 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [877210070] provided 0 perfect and 1 imperfect interpolant sequences [2021-05-02 12:36:32,473 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [496158001] [2021-05-02 12:36:32,473 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 66 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 66 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-02 12:36:32,612 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-05-02 12:36:32,612 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-05-02 12:36:32,616 INFO L263 TraceCheckSpWp]: Trace formula consists of 693 conjuncts, 72 conjunts are in the unsatisfiable core [2021-05-02 12:36:32,619 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-05-02 12:36:32,637 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:32,638 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:32,640 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:32,641 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:32,643 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:32,644 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:32,646 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:32,648 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:32,650 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:32,651 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:32,653 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:32,655 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:32,657 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:32,658 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:32,660 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:32,662 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:32,664 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:32,665 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:32,667 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:32,669 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:32,671 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:32,672 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:32,674 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:32,675 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:32,677 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:32,678 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:32,680 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:32,681 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:32,683 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:32,684 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:32,687 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:32,688 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:32,690 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:32,691 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:32,693 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:32,695 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:32,697 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:32,698 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:32,701 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:32,702 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:32,704 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:32,706 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:32,708 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:32,709 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:32,711 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:32,712 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:32,715 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:32,716 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:32,718 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:32,719 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:32,722 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:32,723 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:32,725 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:32,726 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:32,729 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:32,730 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:32,732 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:32,734 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:32,736 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:32,737 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:32,739 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:32,741 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:32,743 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:32,744 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:32,747 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:32,748 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:32,755 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:32,756 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:32,764 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:32,766 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:32,769 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:32,770 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:32,779 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:32,780 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:32,784 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:32,785 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:32,794 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:32,795 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:32,799 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:32,801 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:32,809 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:32,810 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:32,814 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:32,815 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:32,825 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:32,826 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:32,830 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:32,831 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:32,840 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:32,841 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:32,845 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:32,846 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:32,854 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:32,856 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:32,860 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:32,861 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:32,870 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:32,872 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:32,876 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:32,877 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:32,886 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:32,887 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:32,891 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:32,892 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:32,901 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:32,902 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:32,906 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:32,907 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:32,914 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:32,916 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:32,919 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:32,920 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:32,928 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:32,929 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:32,933 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:32,933 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:32,941 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:32,942 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:32,946 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:32,947 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:32,955 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:32,956 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:32,959 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:32,960 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:32,968 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:32,969 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:32,973 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:32,973 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:32,981 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:32,982 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:32,986 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:32,987 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:32,994 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:32,996 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:32,999 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:33,000 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:33,008 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:33,009 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:33,013 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:33,013 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:33,021 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:33,022 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:33,025 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:33,026 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:33,034 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:33,035 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:33,039 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:33,040 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:33,048 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:33,049 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:33,052 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:33,053 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:33,061 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:33,062 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:33,065 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:33,066 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:33,074 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:33,075 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:33,079 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:33,080 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:33,088 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:33,089 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:33,092 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:33,093 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:33,101 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:33,102 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:33,105 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:33,106 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:33,115 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:33,116 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:33,119 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:33,120 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:33,128 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:33,129 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:33,133 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:33,134 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:33,141 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:33,142 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:33,146 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:33,147 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:33,155 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:33,156 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:33,161 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:33,162 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:33,170 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:33,171 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:33,175 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:33,175 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:33,183 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:33,185 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:33,188 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:33,189 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:33,197 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:33,198 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:33,202 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:33,203 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:33,249 INFO L134 CoverageAnalysis]: Checked inductivity of 4161 backedges. 625 proven. 1552 refuted. 0 times theorem prover too weak. 1984 trivial. 0 not checked. [2021-05-02 12:36:33,249 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [496158001] provided 0 perfect and 1 imperfect interpolant sequences [2021-05-02 12:36:33,249 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-05-02 12:36:33,250 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [39, 38] total 42 [2021-05-02 12:36:33,250 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1519564581] [2021-05-02 12:36:33,250 INFO L460 AbstractCegarLoop]: Interpolant automaton has 42 states [2021-05-02 12:36:33,250 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-02 12:36:33,250 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 42 interpolants. [2021-05-02 12:36:33,250 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=645, Invalid=1077, Unknown=0, NotChecked=0, Total=1722 [2021-05-02 12:36:33,251 INFO L87 Difference]: Start difference. First operand 273 states and 274 transitions. Second operand has 42 states, 42 states have (on average 2.7142857142857144) internal successors, (114), 39 states have internal predecessors, (114), 34 states have call successors, (37), 4 states have call predecessors, (37), 1 states have return successors, (33), 33 states have call predecessors, (33), 33 states have call successors, (33) [2021-05-02 12:36:34,782 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-02 12:36:34,782 INFO L93 Difference]: Finished difference Result 286 states and 288 transitions. [2021-05-02 12:36:34,782 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2021-05-02 12:36:34,783 INFO L78 Accepts]: Start accepts. Automaton has has 42 states, 42 states have (on average 2.7142857142857144) internal successors, (114), 39 states have internal predecessors, (114), 34 states have call successors, (37), 4 states have call predecessors, (37), 1 states have return successors, (33), 33 states have call predecessors, (33), 33 states have call successors, (33) Word has length 270 [2021-05-02 12:36:34,783 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-02 12:36:34,784 INFO L225 Difference]: With dead ends: 286 [2021-05-02 12:36:34,784 INFO L226 Difference]: Without dead ends: 284 [2021-05-02 12:36:34,784 INFO L779 BasicCegarLoop]: 0 DeclaredPredicates, 444 GetRequests, 366 SyntacticMatches, 0 SemanticMatches, 78 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1161 ImplicationChecksByTransitivity, 1604.1ms TimeCoverageRelationStatistics Valid=1927, Invalid=4393, Unknown=0, NotChecked=0, Total=6320 [2021-05-02 12:36:34,784 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 284 states. [2021-05-02 12:36:34,808 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 284 to 280. [2021-05-02 12:36:34,809 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 280 states, 208 states have (on average 1.0096153846153846) internal successors, (210), 209 states have internal predecessors, (210), 36 states have call successors, (36), 36 states have call predecessors, (36), 35 states have return successors, (35), 34 states have call predecessors, (35), 35 states have call successors, (35) [2021-05-02 12:36:34,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 280 states to 280 states and 281 transitions. [2021-05-02 12:36:34,809 INFO L78 Accepts]: Start accepts. Automaton has 280 states and 281 transitions. Word has length 270 [2021-05-02 12:36:34,810 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-02 12:36:34,810 INFO L480 AbstractCegarLoop]: Abstraction has 280 states and 281 transitions. [2021-05-02 12:36:34,810 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 42 states, 42 states have (on average 2.7142857142857144) internal successors, (114), 39 states have internal predecessors, (114), 34 states have call successors, (37), 4 states have call predecessors, (37), 1 states have return successors, (33), 33 states have call predecessors, (33), 33 states have call successors, (33) [2021-05-02 12:36:34,810 INFO L276 IsEmpty]: Start isEmpty. Operand 280 states and 281 transitions. [2021-05-02 12:36:34,811 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 278 [2021-05-02 12:36:34,811 INFO L515 BasicCegarLoop]: Found error trace [2021-05-02 12:36:34,811 INFO L523 BasicCegarLoop]: trace histogram [34, 34, 34, 33, 33, 33, 33, 33, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-02 12:36:35,036 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 66 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable65 [2021-05-02 12:36:35,037 INFO L428 AbstractCegarLoop]: === Iteration 67 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-02 12:36:35,037 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-02 12:36:35,037 INFO L82 PathProgramCache]: Analyzing trace with hash 1447674756, now seen corresponding path program 65 times [2021-05-02 12:36:35,037 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-02 12:36:35,037 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [460532840] [2021-05-02 12:36:35,037 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-02 12:36:35,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:36:37,004 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-02 12:36:37,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:36:37,007 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2021-05-02 12:36:37,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:36:37,008 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2021-05-02 12:36:37,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:36:37,010 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2021-05-02 12:36:37,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:36:37,011 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2021-05-02 12:36:37,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:36:37,012 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2021-05-02 12:36:37,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:36:37,014 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2021-05-02 12:36:37,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:36:37,015 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2021-05-02 12:36:37,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:36:37,016 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2021-05-02 12:36:37,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:36:37,017 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2021-05-02 12:36:37,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:36:37,018 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2021-05-02 12:36:37,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:36:37,019 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2021-05-02 12:36:37,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:36:37,020 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2021-05-02 12:36:37,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:36:37,022 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2021-05-02 12:36:37,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:36:37,023 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2021-05-02 12:36:37,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:36:37,025 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2021-05-02 12:36:37,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:36:37,027 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2021-05-02 12:36:37,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:36:37,029 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2021-05-02 12:36:37,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:36:37,031 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2021-05-02 12:36:37,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:36:37,033 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2021-05-02 12:36:37,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:36:37,035 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2021-05-02 12:36:37,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:36:37,036 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2021-05-02 12:36:37,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:36:37,038 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 189 [2021-05-02 12:36:37,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:36:37,039 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 196 [2021-05-02 12:36:37,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:36:37,040 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2021-05-02 12:36:37,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:36:37,042 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 210 [2021-05-02 12:36:37,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:36:37,043 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2021-05-02 12:36:37,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:36:37,045 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2021-05-02 12:36:37,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:36:37,048 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 231 [2021-05-02 12:36:37,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:36:37,050 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 238 [2021-05-02 12:36:37,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:36:37,051 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2021-05-02 12:36:37,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:36:37,053 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 252 [2021-05-02 12:36:37,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:36:37,055 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 259 [2021-05-02 12:36:37,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:36:37,057 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 266 [2021-05-02 12:36:37,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:36:37,060 INFO L134 CoverageAnalysis]: Checked inductivity of 4389 backedges. 1619 proven. 658 refuted. 0 times theorem prover too weak. 2112 trivial. 0 not checked. [2021-05-02 12:36:37,060 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-05-02 12:36:37,060 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [460532840] [2021-05-02 12:36:37,060 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [460532840] provided 0 perfect and 1 imperfect interpolant sequences [2021-05-02 12:36:37,060 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1563864332] [2021-05-02 12:36:37,060 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 67 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 67 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-02 12:36:37,211 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 34 check-sat command(s) [2021-05-02 12:36:37,211 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-05-02 12:36:37,214 INFO L263 TraceCheckSpWp]: Trace formula consists of 707 conjuncts, 70 conjunts are in the unsatisfiable core [2021-05-02 12:36:37,218 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-05-02 12:36:37,250 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:37,252 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:37,254 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:37,255 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:37,257 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:37,258 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:37,260 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:37,261 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:37,263 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:37,264 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:37,266 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:37,268 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:37,270 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:37,271 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:37,273 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:37,274 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:37,276 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:37,277 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:37,279 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:37,281 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:37,282 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:37,284 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:37,286 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:37,287 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:37,289 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:37,290 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:37,292 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:37,293 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:37,295 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:37,296 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:37,299 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:37,302 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:37,307 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:37,309 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:37,311 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:37,313 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:37,314 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:37,315 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:37,317 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:37,318 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:37,320 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:37,321 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:37,323 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:37,324 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:37,326 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:37,327 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:37,329 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:37,330 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:37,332 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:37,333 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:37,335 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:37,336 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:37,338 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:37,339 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:37,341 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:37,342 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:37,344 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:37,345 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:37,347 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:37,348 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:37,350 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:37,351 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:37,353 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:37,354 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:37,356 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:37,357 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:37,360 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:37,406 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:37,406 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:37,407 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:37,408 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:37,416 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:37,418 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:37,463 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:37,463 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:37,464 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:37,465 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:37,474 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:37,475 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:37,522 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:37,522 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:37,523 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:37,524 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:37,532 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:37,534 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:37,594 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:37,595 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:37,596 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:37,596 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:37,608 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:37,609 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:37,662 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:37,663 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:37,664 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:37,664 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:37,673 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:37,674 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:37,723 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:37,724 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:37,725 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:37,725 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:37,733 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:37,734 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:37,785 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:37,786 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:37,787 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:37,787 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:37,795 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:37,797 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:37,848 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:37,849 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:37,850 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:37,850 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:37,858 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:37,860 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:37,923 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:37,924 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:37,925 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:37,925 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:37,934 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:37,935 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:37,991 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:37,991 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:37,992 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:37,993 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:38,001 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:38,002 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:38,060 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:38,060 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:38,061 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:38,062 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:38,070 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:38,072 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:38,129 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:38,130 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:38,131 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:38,131 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:38,140 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:38,141 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:38,200 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:38,201 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:38,202 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:38,202 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:38,211 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:38,212 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:38,273 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:38,274 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:38,275 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:38,275 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:38,284 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:38,285 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:38,347 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:38,348 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:38,348 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:38,349 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:38,357 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:38,359 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:38,422 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:38,423 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:38,424 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:38,424 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:38,433 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:38,434 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:38,499 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:38,500 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:38,501 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:38,501 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:38,509 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:38,510 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:38,578 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:38,578 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:38,579 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:38,580 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:38,588 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:38,589 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:38,657 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:38,658 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:38,659 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:38,659 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:38,668 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:38,669 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:38,737 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:38,738 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:38,739 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:38,740 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:38,748 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:38,749 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:38,820 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:38,820 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:38,821 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:38,822 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:38,831 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:38,832 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:38,903 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:38,904 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:38,905 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:38,905 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:38,914 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:38,915 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:38,988 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:38,988 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:38,989 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:38,990 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:38,999 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:39,010 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:39,087 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:39,087 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:39,088 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:39,089 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:39,097 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:39,098 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:39,174 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:39,175 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:39,176 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:39,176 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:39,194 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:39,196 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:39,274 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:39,274 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:39,275 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:39,276 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:39,285 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:39,286 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:39,365 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:39,365 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:39,366 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:39,367 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:39,376 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:39,377 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:39,457 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:39,458 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:39,459 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:39,459 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:39,468 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:39,469 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:39,552 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:39,552 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:39,553 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:39,554 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:39,562 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:39,563 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:39,655 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:39,656 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:39,657 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:39,657 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:39,666 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:39,667 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:39,751 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:39,752 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:39,753 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:39,753 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:39,763 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:39,764 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:39,853 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:39,854 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:39,855 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:39,855 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:39,864 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:39,865 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:39,953 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:39,954 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:39,955 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:39,955 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:39,964 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:39,965 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:40,052 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:40,058 INFO L134 CoverageAnalysis]: Checked inductivity of 4389 backedges. 1716 proven. 561 refuted. 0 times theorem prover too weak. 2112 trivial. 0 not checked. [2021-05-02 12:36:40,058 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1563864332] provided 0 perfect and 1 imperfect interpolant sequences [2021-05-02 12:36:40,058 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-05-02 12:36:40,058 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [72, 71] total 107 [2021-05-02 12:36:40,058 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1352977748] [2021-05-02 12:36:40,059 INFO L460 AbstractCegarLoop]: Interpolant automaton has 107 states [2021-05-02 12:36:40,059 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-02 12:36:40,059 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 107 interpolants. [2021-05-02 12:36:40,060 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=2492, Invalid=8850, Unknown=0, NotChecked=0, Total=11342 [2021-05-02 12:36:40,060 INFO L87 Difference]: Start difference. First operand 280 states and 281 transitions. Second operand has 107 states, 107 states have (on average 1.7009345794392523) internal successors, (182), 106 states have internal predecessors, (182), 68 states have call successors, (70), 3 states have call predecessors, (70), 1 states have return successors, (67), 67 states have call predecessors, (67), 67 states have call successors, (67) [2021-05-02 12:36:44,172 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-02 12:36:44,173 INFO L93 Difference]: Finished difference Result 391 states and 426 transitions. [2021-05-02 12:36:44,173 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 72 states. [2021-05-02 12:36:44,173 INFO L78 Accepts]: Start accepts. Automaton has has 107 states, 107 states have (on average 1.7009345794392523) internal successors, (182), 106 states have internal predecessors, (182), 68 states have call successors, (70), 3 states have call predecessors, (70), 1 states have return successors, (67), 67 states have call predecessors, (67), 67 states have call successors, (67) Word has length 277 [2021-05-02 12:36:44,173 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-02 12:36:44,174 INFO L225 Difference]: With dead ends: 391 [2021-05-02 12:36:44,174 INFO L226 Difference]: Without dead ends: 281 [2021-05-02 12:36:44,176 INFO L779 BasicCegarLoop]: 0 DeclaredPredicates, 484 GetRequests, 310 SyntacticMatches, 0 SemanticMatches, 174 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8350 ImplicationChecksByTransitivity, 6810.3ms TimeCoverageRelationStatistics Valid=5680, Invalid=25120, Unknown=0, NotChecked=0, Total=30800 [2021-05-02 12:36:44,176 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 281 states. [2021-05-02 12:36:44,199 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 281 to 281. [2021-05-02 12:36:44,199 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 281 states, 209 states have (on average 1.0095693779904307) internal successors, (211), 210 states have internal predecessors, (211), 36 states have call successors, (36), 36 states have call predecessors, (36), 35 states have return successors, (35), 34 states have call predecessors, (35), 35 states have call successors, (35) [2021-05-02 12:36:44,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 281 states to 281 states and 282 transitions. [2021-05-02 12:36:44,199 INFO L78 Accepts]: Start accepts. Automaton has 281 states and 282 transitions. Word has length 277 [2021-05-02 12:36:44,199 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-02 12:36:44,200 INFO L480 AbstractCegarLoop]: Abstraction has 281 states and 282 transitions. [2021-05-02 12:36:44,200 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 107 states, 107 states have (on average 1.7009345794392523) internal successors, (182), 106 states have internal predecessors, (182), 68 states have call successors, (70), 3 states have call predecessors, (70), 1 states have return successors, (67), 67 states have call predecessors, (67), 67 states have call successors, (67) [2021-05-02 12:36:44,200 INFO L276 IsEmpty]: Start isEmpty. Operand 281 states and 282 transitions. [2021-05-02 12:36:44,201 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 279 [2021-05-02 12:36:44,201 INFO L515 BasicCegarLoop]: Found error trace [2021-05-02 12:36:44,201 INFO L523 BasicCegarLoop]: trace histogram [34, 34, 34, 34, 33, 33, 33, 33, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-02 12:36:44,416 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 67 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable66 [2021-05-02 12:36:44,417 INFO L428 AbstractCegarLoop]: === Iteration 68 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-02 12:36:44,417 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-02 12:36:44,417 INFO L82 PathProgramCache]: Analyzing trace with hash 1866102860, now seen corresponding path program 66 times [2021-05-02 12:36:44,417 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-02 12:36:44,417 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1155698778] [2021-05-02 12:36:44,417 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-02 12:36:44,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:36:45,156 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-02 12:36:45,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:36:45,158 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2021-05-02 12:36:45,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:36:45,160 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2021-05-02 12:36:45,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:36:45,161 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2021-05-02 12:36:45,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:36:45,162 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2021-05-02 12:36:45,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:36:45,163 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2021-05-02 12:36:45,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:36:45,173 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2021-05-02 12:36:45,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:36:45,175 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2021-05-02 12:36:45,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:36:45,177 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2021-05-02 12:36:45,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:36:45,179 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2021-05-02 12:36:45,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:36:45,180 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2021-05-02 12:36:45,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:36:45,182 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2021-05-02 12:36:45,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:36:45,184 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2021-05-02 12:36:45,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:36:45,185 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2021-05-02 12:36:45,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:36:45,187 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2021-05-02 12:36:45,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:36:45,188 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2021-05-02 12:36:45,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:36:45,190 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2021-05-02 12:36:45,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:36:45,192 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2021-05-02 12:36:45,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:36:45,193 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2021-05-02 12:36:45,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:36:45,195 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 169 [2021-05-02 12:36:45,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:36:45,196 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2021-05-02 12:36:45,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:36:45,198 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 183 [2021-05-02 12:36:45,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:36:45,199 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2021-05-02 12:36:45,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:36:45,200 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2021-05-02 12:36:45,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:36:45,201 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2021-05-02 12:36:45,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:36:45,203 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 211 [2021-05-02 12:36:45,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:36:45,204 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2021-05-02 12:36:45,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:36:45,205 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 225 [2021-05-02 12:36:45,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:36:45,207 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 232 [2021-05-02 12:36:45,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:36:45,208 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 239 [2021-05-02 12:36:45,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:36:45,209 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2021-05-02 12:36:45,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:36:45,210 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 253 [2021-05-02 12:36:45,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:36:45,212 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 260 [2021-05-02 12:36:45,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:36:45,213 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2021-05-02 12:36:45,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:36:45,215 INFO L134 CoverageAnalysis]: Checked inductivity of 4423 backedges. 627 proven. 1684 refuted. 0 times theorem prover too weak. 2112 trivial. 0 not checked. [2021-05-02 12:36:45,215 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-05-02 12:36:45,215 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1155698778] [2021-05-02 12:36:45,215 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1155698778] provided 0 perfect and 1 imperfect interpolant sequences [2021-05-02 12:36:45,215 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [586840548] [2021-05-02 12:36:45,215 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 68 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 68 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-02 12:36:45,357 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 34 check-sat command(s) [2021-05-02 12:36:45,357 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-05-02 12:36:45,360 INFO L263 TraceCheckSpWp]: Trace formula consists of 712 conjuncts, 76 conjunts are in the unsatisfiable core [2021-05-02 12:36:45,362 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-05-02 12:36:45,378 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:45,379 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:45,381 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:45,382 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:45,384 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:45,385 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:45,387 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:45,388 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:45,390 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:45,391 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:45,393 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:45,394 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:45,396 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:45,397 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:45,399 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:45,401 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:45,403 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:45,404 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:45,406 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:45,407 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:45,408 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:45,409 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:45,411 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:45,412 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:45,414 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:45,415 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:45,418 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:45,419 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:45,421 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:45,422 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:45,424 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:45,425 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:45,427 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:45,428 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:45,430 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:45,431 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:45,433 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:45,434 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:45,436 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:45,437 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:45,439 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:45,441 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:45,443 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:45,444 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:45,446 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:45,447 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:45,449 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:45,450 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:45,452 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:45,453 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:45,455 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:45,456 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:45,458 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:45,459 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:45,461 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:45,462 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:45,464 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:45,465 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:45,467 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:45,467 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:45,470 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:45,471 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:45,473 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:45,485 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:45,487 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:45,489 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:45,490 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:45,491 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:45,498 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:45,499 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:45,507 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:45,508 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:45,512 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:45,513 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:45,521 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:45,522 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:45,526 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:45,527 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:45,535 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:45,536 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:45,539 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:45,540 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:45,548 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:45,549 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:45,553 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:45,553 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:45,562 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:45,563 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:45,567 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:45,568 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:45,576 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:45,577 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:45,581 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:45,582 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:45,590 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:45,591 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:45,595 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:45,596 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:45,604 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:45,605 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:45,608 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:45,610 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:45,618 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:45,619 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:45,622 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:45,623 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:45,631 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:45,632 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:45,635 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:45,636 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:45,644 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:45,645 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:45,649 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:45,650 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:45,658 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:45,660 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:45,663 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:45,664 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:45,672 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:45,673 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:45,677 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:45,678 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:45,686 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:45,687 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:45,690 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:45,691 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:45,699 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:45,701 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:45,704 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:45,705 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:45,713 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:45,714 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:45,717 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:45,718 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:45,726 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:45,727 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:45,731 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:45,731 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:45,739 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:45,741 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:45,744 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:45,745 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:45,753 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:45,754 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:45,758 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:45,759 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:45,767 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:45,768 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:45,772 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:45,773 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:45,781 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:45,782 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:45,785 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:45,786 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:45,795 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:45,796 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:45,799 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:45,800 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:45,808 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:45,809 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:45,812 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:45,813 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:45,822 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:45,823 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:45,826 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:45,827 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:45,835 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:45,836 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:45,840 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:45,841 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:45,849 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:45,850 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:45,854 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:45,855 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:45,863 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:45,864 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:45,867 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:45,868 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:45,876 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:45,878 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:45,881 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:45,882 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:45,890 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:45,891 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:45,894 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:45,895 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:45,903 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:45,904 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:45,908 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:45,909 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:45,917 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:45,918 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:45,921 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:45,922 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:45,931 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:45,932 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:45,935 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:45,936 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:45,944 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:45,945 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:45,949 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:45,950 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:45,997 INFO L134 CoverageAnalysis]: Checked inductivity of 4423 backedges. 661 proven. 1650 refuted. 0 times theorem prover too weak. 2112 trivial. 0 not checked. [2021-05-02 12:36:45,997 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [586840548] provided 0 perfect and 1 imperfect interpolant sequences [2021-05-02 12:36:45,998 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-05-02 12:36:45,998 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [40, 39] total 43 [2021-05-02 12:36:45,998 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1388279462] [2021-05-02 12:36:45,998 INFO L460 AbstractCegarLoop]: Interpolant automaton has 43 states [2021-05-02 12:36:45,998 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-02 12:36:45,998 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 43 interpolants. [2021-05-02 12:36:45,998 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=681, Invalid=1125, Unknown=0, NotChecked=0, Total=1806 [2021-05-02 12:36:45,998 INFO L87 Difference]: Start difference. First operand 281 states and 282 transitions. Second operand has 43 states, 43 states have (on average 2.7209302325581395) internal successors, (117), 40 states have internal predecessors, (117), 35 states have call successors, (38), 4 states have call predecessors, (38), 1 states have return successors, (34), 34 states have call predecessors, (34), 34 states have call successors, (34) [2021-05-02 12:36:47,610 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-02 12:36:47,610 INFO L93 Difference]: Finished difference Result 294 states and 296 transitions. [2021-05-02 12:36:47,611 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2021-05-02 12:36:47,611 INFO L78 Accepts]: Start accepts. Automaton has has 43 states, 43 states have (on average 2.7209302325581395) internal successors, (117), 40 states have internal predecessors, (117), 35 states have call successors, (38), 4 states have call predecessors, (38), 1 states have return successors, (34), 34 states have call predecessors, (34), 34 states have call successors, (34) Word has length 278 [2021-05-02 12:36:47,611 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-02 12:36:47,612 INFO L225 Difference]: With dead ends: 294 [2021-05-02 12:36:47,612 INFO L226 Difference]: Without dead ends: 292 [2021-05-02 12:36:47,612 INFO L779 BasicCegarLoop]: 0 DeclaredPredicates, 457 GetRequests, 377 SyntacticMatches, 0 SemanticMatches, 80 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1213 ImplicationChecksByTransitivity, 1692.1ms TimeCoverageRelationStatistics Valid=2035, Invalid=4607, Unknown=0, NotChecked=0, Total=6642 [2021-05-02 12:36:47,613 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 292 states. [2021-05-02 12:36:47,633 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 292 to 288. [2021-05-02 12:36:47,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 288 states, 214 states have (on average 1.0093457943925233) internal successors, (216), 215 states have internal predecessors, (216), 37 states have call successors, (37), 37 states have call predecessors, (37), 36 states have return successors, (36), 35 states have call predecessors, (36), 36 states have call successors, (36) [2021-05-02 12:36:47,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 288 states to 288 states and 289 transitions. [2021-05-02 12:36:47,634 INFO L78 Accepts]: Start accepts. Automaton has 288 states and 289 transitions. Word has length 278 [2021-05-02 12:36:47,634 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-02 12:36:47,634 INFO L480 AbstractCegarLoop]: Abstraction has 288 states and 289 transitions. [2021-05-02 12:36:47,635 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 43 states, 43 states have (on average 2.7209302325581395) internal successors, (117), 40 states have internal predecessors, (117), 35 states have call successors, (38), 4 states have call predecessors, (38), 1 states have return successors, (34), 34 states have call predecessors, (34), 34 states have call successors, (34) [2021-05-02 12:36:47,635 INFO L276 IsEmpty]: Start isEmpty. Operand 288 states and 289 transitions. [2021-05-02 12:36:47,636 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 286 [2021-05-02 12:36:47,636 INFO L515 BasicCegarLoop]: Found error trace [2021-05-02 12:36:47,636 INFO L523 BasicCegarLoop]: trace histogram [35, 35, 35, 34, 34, 34, 34, 34, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-02 12:36:47,852 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable67,68 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-02 12:36:47,853 INFO L428 AbstractCegarLoop]: === Iteration 69 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-02 12:36:47,853 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-02 12:36:47,853 INFO L82 PathProgramCache]: Analyzing trace with hash 196243110, now seen corresponding path program 67 times [2021-05-02 12:36:47,853 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-02 12:36:47,853 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2039121815] [2021-05-02 12:36:47,853 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-02 12:36:47,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:36:49,776 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-02 12:36:49,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:36:49,778 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2021-05-02 12:36:49,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:36:49,779 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2021-05-02 12:36:49,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:36:49,781 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2021-05-02 12:36:49,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:36:49,782 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2021-05-02 12:36:49,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:36:49,783 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2021-05-02 12:36:49,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:36:49,784 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2021-05-02 12:36:49,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:36:49,785 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2021-05-02 12:36:49,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:36:49,787 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2021-05-02 12:36:49,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:36:49,788 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2021-05-02 12:36:49,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:36:49,789 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2021-05-02 12:36:49,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:36:49,790 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2021-05-02 12:36:49,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:36:49,792 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2021-05-02 12:36:49,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:36:49,793 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2021-05-02 12:36:49,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:36:49,794 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2021-05-02 12:36:49,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:36:49,807 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2021-05-02 12:36:49,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:36:49,809 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2021-05-02 12:36:49,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:36:49,810 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2021-05-02 12:36:49,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:36:49,811 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2021-05-02 12:36:49,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:36:49,812 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 169 [2021-05-02 12:36:49,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:36:49,813 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2021-05-02 12:36:49,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:36:49,821 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 183 [2021-05-02 12:36:49,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:36:49,823 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2021-05-02 12:36:49,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:36:49,825 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2021-05-02 12:36:49,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:36:49,827 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2021-05-02 12:36:49,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:36:49,829 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 211 [2021-05-02 12:36:49,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:36:49,831 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2021-05-02 12:36:49,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:36:49,832 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 225 [2021-05-02 12:36:49,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:36:49,834 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 232 [2021-05-02 12:36:49,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:36:49,836 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 239 [2021-05-02 12:36:49,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:36:49,838 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2021-05-02 12:36:49,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:36:49,839 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 253 [2021-05-02 12:36:49,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:36:49,841 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 260 [2021-05-02 12:36:49,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:36:49,843 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2021-05-02 12:36:49,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:36:49,845 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 274 [2021-05-02 12:36:49,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:36:49,847 INFO L134 CoverageAnalysis]: Checked inductivity of 4658 backedges. 1719 proven. 695 refuted. 0 times theorem prover too weak. 2244 trivial. 0 not checked. [2021-05-02 12:36:49,847 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-05-02 12:36:49,848 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2039121815] [2021-05-02 12:36:49,848 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2039121815] provided 0 perfect and 1 imperfect interpolant sequences [2021-05-02 12:36:49,848 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1439711172] [2021-05-02 12:36:49,848 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 69 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 69 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-02 12:36:49,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:36:49,991 INFO L263 TraceCheckSpWp]: Trace formula consists of 726 conjuncts, 72 conjunts are in the unsatisfiable core [2021-05-02 12:36:49,995 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-05-02 12:36:50,027 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:50,028 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:50,030 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:50,031 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:50,034 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:50,035 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:50,037 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:50,038 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:50,040 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:50,041 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:50,043 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:50,044 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:50,046 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:50,047 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:50,049 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:50,050 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:50,052 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:50,054 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:50,056 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:50,057 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:50,059 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:50,060 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:50,062 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:50,063 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:50,064 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:50,065 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:50,067 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:50,068 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:50,070 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:50,072 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:50,074 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:50,075 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:50,077 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:50,078 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:50,080 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:50,081 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:50,083 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:50,084 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:50,085 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:50,086 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:50,088 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:50,089 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:50,091 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:50,092 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:50,094 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:50,095 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:50,097 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:50,098 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:50,100 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:50,101 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:50,103 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:50,104 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:50,105 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:50,106 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:50,108 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:50,109 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:50,111 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:50,112 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:50,114 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:50,115 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:50,118 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:50,119 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:50,121 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:50,122 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:50,124 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:50,125 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:50,128 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:50,133 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:50,135 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:50,181 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:50,182 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:50,183 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:50,183 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:50,191 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:50,193 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:50,238 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:50,239 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:50,248 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:50,249 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:50,259 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:50,260 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:50,307 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:50,307 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:50,308 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:50,309 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:50,317 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:50,319 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:50,366 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:50,367 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:50,368 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:50,368 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:50,377 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:50,378 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:50,428 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:50,429 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:50,430 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:50,430 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:50,439 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:50,440 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:50,491 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:50,492 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:50,493 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:50,493 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:50,502 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:50,503 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:50,555 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:50,555 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:50,556 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:50,557 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:50,566 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:50,568 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:50,623 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:50,623 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:50,624 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:50,625 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:50,633 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:50,634 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:50,689 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:50,690 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:50,691 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:50,691 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:50,700 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:50,701 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:50,758 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:50,759 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:50,759 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:50,760 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:50,769 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:50,770 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:50,828 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:50,828 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:50,829 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:50,830 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:50,838 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:50,839 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:50,906 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:50,906 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:50,907 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:50,908 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:50,916 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:50,917 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:50,976 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:50,976 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:50,977 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:50,978 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:50,986 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:50,987 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:51,047 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:51,047 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:51,048 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:51,049 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:51,057 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:51,058 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:51,119 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:51,120 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:51,121 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:51,121 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:51,129 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:51,130 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:51,192 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:51,192 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:51,193 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:51,194 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:51,202 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:51,203 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:51,265 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:51,266 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:51,267 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:51,267 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:51,276 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:51,277 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:51,347 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:51,348 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:51,349 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:51,349 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:51,358 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:51,359 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:51,429 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:51,430 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:51,431 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:51,431 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:51,440 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:51,441 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:51,512 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:51,513 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:51,514 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:51,515 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:51,523 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:51,525 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:51,598 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:51,598 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:51,599 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:51,600 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:51,609 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:51,610 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:51,681 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:51,682 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:51,683 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:51,683 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:51,692 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:51,693 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:51,771 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:51,771 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:51,772 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:51,773 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:51,782 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:51,783 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:51,863 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:51,863 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:51,864 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:51,865 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:51,874 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:51,875 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:51,971 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:51,972 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:51,973 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:51,973 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:51,982 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:51,997 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:52,084 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:52,085 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:52,086 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:52,087 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:52,095 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:52,097 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:52,180 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:52,181 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:52,182 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:52,182 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:52,191 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:52,192 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:52,277 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:52,277 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:52,278 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:52,279 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:52,288 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:52,289 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:52,377 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:52,378 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:52,379 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:52,380 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:52,389 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:52,390 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:52,480 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:52,480 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:52,481 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:52,482 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:52,491 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:52,492 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:52,580 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:52,581 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:52,582 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:52,582 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:52,591 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:52,592 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:52,684 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:52,685 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:52,686 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:52,686 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:52,695 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:52,696 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:52,785 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:52,785 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:52,786 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:52,787 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:52,795 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:52,797 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:52,886 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:52,887 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:52,888 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:52,889 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:52,897 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:52,899 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:52,988 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:52,994 INFO L134 CoverageAnalysis]: Checked inductivity of 4658 backedges. 1819 proven. 595 refuted. 0 times theorem prover too weak. 2244 trivial. 0 not checked. [2021-05-02 12:36:52,994 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1439711172] provided 0 perfect and 1 imperfect interpolant sequences [2021-05-02 12:36:52,994 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-05-02 12:36:52,995 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [74, 73] total 110 [2021-05-02 12:36:52,995 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1891466073] [2021-05-02 12:36:52,995 INFO L460 AbstractCegarLoop]: Interpolant automaton has 110 states [2021-05-02 12:36:52,995 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-02 12:36:52,995 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 110 interpolants. [2021-05-02 12:36:52,996 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=2635, Invalid=9355, Unknown=0, NotChecked=0, Total=11990 [2021-05-02 12:36:52,996 INFO L87 Difference]: Start difference. First operand 288 states and 289 transitions. Second operand has 110 states, 110 states have (on average 1.7) internal successors, (187), 109 states have internal predecessors, (187), 70 states have call successors, (72), 3 states have call predecessors, (72), 1 states have return successors, (69), 69 states have call predecessors, (69), 69 states have call successors, (69) [2021-05-02 12:36:57,263 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-02 12:36:57,263 INFO L93 Difference]: Finished difference Result 402 states and 438 transitions. [2021-05-02 12:36:57,263 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 74 states. [2021-05-02 12:36:57,264 INFO L78 Accepts]: Start accepts. Automaton has has 110 states, 110 states have (on average 1.7) internal successors, (187), 109 states have internal predecessors, (187), 70 states have call successors, (72), 3 states have call predecessors, (72), 1 states have return successors, (69), 69 states have call predecessors, (69), 69 states have call successors, (69) Word has length 285 [2021-05-02 12:36:57,264 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-02 12:36:57,265 INFO L225 Difference]: With dead ends: 402 [2021-05-02 12:36:57,265 INFO L226 Difference]: Without dead ends: 289 [2021-05-02 12:36:57,267 INFO L779 BasicCegarLoop]: 0 DeclaredPredicates, 498 GetRequests, 319 SyntacticMatches, 0 SemanticMatches, 179 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8841 ImplicationChecksByTransitivity, 7142.9ms TimeCoverageRelationStatistics Valid=6004, Invalid=26576, Unknown=0, NotChecked=0, Total=32580 [2021-05-02 12:36:57,267 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 289 states. [2021-05-02 12:36:57,293 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 289 to 289. [2021-05-02 12:36:57,293 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 289 states, 215 states have (on average 1.0093023255813953) internal successors, (217), 216 states have internal predecessors, (217), 37 states have call successors, (37), 37 states have call predecessors, (37), 36 states have return successors, (36), 35 states have call predecessors, (36), 36 states have call successors, (36) [2021-05-02 12:36:57,294 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 289 states to 289 states and 290 transitions. [2021-05-02 12:36:57,294 INFO L78 Accepts]: Start accepts. Automaton has 289 states and 290 transitions. Word has length 285 [2021-05-02 12:36:57,294 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-02 12:36:57,294 INFO L480 AbstractCegarLoop]: Abstraction has 289 states and 290 transitions. [2021-05-02 12:36:57,294 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 110 states, 110 states have (on average 1.7) internal successors, (187), 109 states have internal predecessors, (187), 70 states have call successors, (72), 3 states have call predecessors, (72), 1 states have return successors, (69), 69 states have call predecessors, (69), 69 states have call successors, (69) [2021-05-02 12:36:57,294 INFO L276 IsEmpty]: Start isEmpty. Operand 289 states and 290 transitions. [2021-05-02 12:36:57,296 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 287 [2021-05-02 12:36:57,296 INFO L515 BasicCegarLoop]: Found error trace [2021-05-02 12:36:57,296 INFO L523 BasicCegarLoop]: trace histogram [35, 35, 35, 35, 34, 34, 34, 34, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-02 12:36:57,516 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 69 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable68 [2021-05-02 12:36:57,517 INFO L428 AbstractCegarLoop]: === Iteration 70 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-02 12:36:57,517 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-02 12:36:57,517 INFO L82 PathProgramCache]: Analyzing trace with hash 673569646, now seen corresponding path program 68 times [2021-05-02 12:36:57,517 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-02 12:36:57,517 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2125808772] [2021-05-02 12:36:57,517 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-02 12:36:57,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:36:58,301 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-02 12:36:58,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:36:58,304 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2021-05-02 12:36:58,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:36:58,307 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2021-05-02 12:36:58,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:36:58,308 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2021-05-02 12:36:58,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:36:58,310 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2021-05-02 12:36:58,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:36:58,311 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2021-05-02 12:36:58,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:36:58,312 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2021-05-02 12:36:58,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:36:58,313 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2021-05-02 12:36:58,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:36:58,315 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2021-05-02 12:36:58,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:36:58,316 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2021-05-02 12:36:58,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:36:58,317 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2021-05-02 12:36:58,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:36:58,322 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2021-05-02 12:36:58,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:36:58,323 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2021-05-02 12:36:58,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:36:58,324 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2021-05-02 12:36:58,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:36:58,326 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2021-05-02 12:36:58,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:36:58,327 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2021-05-02 12:36:58,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:36:58,328 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2021-05-02 12:36:58,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:36:58,329 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2021-05-02 12:36:58,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:36:58,330 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2021-05-02 12:36:58,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:36:58,331 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2021-05-02 12:36:58,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:36:58,332 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2021-05-02 12:36:58,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:36:58,334 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2021-05-02 12:36:58,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:36:58,335 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2021-05-02 12:36:58,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:36:58,336 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2021-05-02 12:36:58,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:36:58,338 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 205 [2021-05-02 12:36:58,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:36:58,339 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2021-05-02 12:36:58,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:36:58,340 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2021-05-02 12:36:58,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:36:58,342 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2021-05-02 12:36:58,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:36:58,343 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 233 [2021-05-02 12:36:58,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:36:58,344 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2021-05-02 12:36:58,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:36:58,346 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 247 [2021-05-02 12:36:58,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:36:58,347 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 254 [2021-05-02 12:36:58,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:36:58,348 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 261 [2021-05-02 12:36:58,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:36:58,350 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 268 [2021-05-02 12:36:58,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:36:58,351 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 275 [2021-05-02 12:36:58,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:36:58,353 INFO L134 CoverageAnalysis]: Checked inductivity of 4693 backedges. 663 proven. 1786 refuted. 0 times theorem prover too weak. 2244 trivial. 0 not checked. [2021-05-02 12:36:58,353 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-05-02 12:36:58,353 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2125808772] [2021-05-02 12:36:58,353 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2125808772] provided 0 perfect and 1 imperfect interpolant sequences [2021-05-02 12:36:58,353 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1179728345] [2021-05-02 12:36:58,353 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 70 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 70 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-02 12:36:58,459 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-05-02 12:36:58,459 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-05-02 12:36:58,462 INFO L263 TraceCheckSpWp]: Trace formula consists of 731 conjuncts, 76 conjunts are in the unsatisfiable core [2021-05-02 12:36:58,464 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-05-02 12:36:58,481 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:58,483 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:58,485 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:58,487 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:58,489 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:58,490 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:58,492 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:58,493 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:58,495 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:58,496 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:58,498 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:58,499 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:58,501 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:58,502 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:58,504 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:58,505 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:58,507 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:58,508 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:58,510 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:58,511 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:58,513 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:58,515 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:58,517 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:58,518 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:58,520 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:58,521 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:58,523 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:58,524 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:58,526 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:58,527 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:58,529 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:58,530 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:58,532 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:58,533 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:58,559 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:58,561 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:58,563 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:58,564 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:58,566 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:58,567 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:58,569 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:58,570 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:58,572 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:58,573 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:58,576 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:58,577 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:58,578 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:58,579 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:58,581 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:58,582 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:58,584 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:58,586 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:58,588 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:58,589 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:58,591 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:58,592 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:58,594 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:58,595 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:58,597 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:58,598 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:58,600 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:58,601 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:58,603 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:58,604 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:58,606 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:58,607 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:58,609 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:58,610 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:58,612 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:58,613 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:58,620 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:58,621 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:58,629 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:58,630 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:58,633 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:58,634 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:58,642 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:58,643 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:58,646 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:58,647 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:58,656 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:58,657 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:58,660 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:58,661 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:58,669 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:58,670 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:58,674 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:58,675 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:58,683 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:58,684 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:58,687 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:58,688 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:58,696 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:58,698 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:58,701 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:58,702 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:58,710 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:58,711 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:58,714 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:58,715 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:58,723 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:58,724 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:58,728 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:58,729 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:58,737 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:58,738 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:58,742 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:58,742 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:58,750 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:58,752 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:58,755 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:58,756 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:58,764 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:58,765 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:58,769 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:58,770 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:58,778 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:58,780 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:58,783 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:58,784 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:58,792 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:58,793 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:58,796 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:58,797 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:58,812 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:58,813 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:58,819 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:58,820 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:58,831 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:58,833 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:58,838 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:58,839 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:58,850 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:58,852 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:58,857 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:58,858 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:58,869 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:58,871 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:58,876 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:58,877 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:58,888 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:58,890 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:58,894 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:58,895 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:58,907 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:58,909 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:58,913 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:58,914 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:58,925 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:58,927 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:58,931 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:58,933 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:58,943 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:58,945 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:58,949 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:58,951 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:58,961 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:58,963 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:58,967 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:58,968 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:58,978 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:58,980 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:58,984 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:58,986 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:58,997 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:58,999 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:59,003 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:59,005 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:59,015 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:59,017 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:59,022 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:59,023 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:59,033 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:59,035 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:59,039 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:59,041 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:59,050 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:59,052 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:59,056 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:59,057 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:59,066 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:59,068 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:59,073 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:59,074 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:59,084 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:59,086 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:59,090 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:59,092 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:59,102 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:59,104 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:59,108 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:59,110 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:59,120 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:59,122 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:59,126 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:59,127 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:59,137 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:59,139 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:59,143 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:59,144 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:59,154 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:59,156 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:59,161 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:59,162 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:59,173 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:59,174 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:59,179 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:59,180 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:36:59,229 INFO L134 CoverageAnalysis]: Checked inductivity of 4693 backedges. 698 proven. 1751 refuted. 0 times theorem prover too weak. 2244 trivial. 0 not checked. [2021-05-02 12:36:59,229 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1179728345] provided 0 perfect and 1 imperfect interpolant sequences [2021-05-02 12:36:59,229 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-05-02 12:36:59,229 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [41, 40] total 44 [2021-05-02 12:36:59,229 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [421981642] [2021-05-02 12:36:59,230 INFO L460 AbstractCegarLoop]: Interpolant automaton has 44 states [2021-05-02 12:36:59,230 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-02 12:36:59,230 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 44 interpolants. [2021-05-02 12:36:59,230 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=718, Invalid=1174, Unknown=0, NotChecked=0, Total=1892 [2021-05-02 12:36:59,230 INFO L87 Difference]: Start difference. First operand 289 states and 290 transitions. Second operand has 44 states, 44 states have (on average 2.727272727272727) internal successors, (120), 41 states have internal predecessors, (120), 36 states have call successors, (39), 4 states have call predecessors, (39), 1 states have return successors, (35), 35 states have call predecessors, (35), 35 states have call successors, (35) [2021-05-02 12:37:00,876 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-02 12:37:00,876 INFO L93 Difference]: Finished difference Result 302 states and 304 transitions. [2021-05-02 12:37:00,877 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2021-05-02 12:37:00,880 INFO L78 Accepts]: Start accepts. Automaton has has 44 states, 44 states have (on average 2.727272727272727) internal successors, (120), 41 states have internal predecessors, (120), 36 states have call successors, (39), 4 states have call predecessors, (39), 1 states have return successors, (35), 35 states have call predecessors, (35), 35 states have call successors, (35) Word has length 286 [2021-05-02 12:37:00,881 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-02 12:37:00,882 INFO L225 Difference]: With dead ends: 302 [2021-05-02 12:37:00,882 INFO L226 Difference]: Without dead ends: 300 [2021-05-02 12:37:00,883 INFO L779 BasicCegarLoop]: 0 DeclaredPredicates, 470 GetRequests, 388 SyntacticMatches, 0 SemanticMatches, 82 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1266 ImplicationChecksByTransitivity, 1768.7ms TimeCoverageRelationStatistics Valid=2146, Invalid=4826, Unknown=0, NotChecked=0, Total=6972 [2021-05-02 12:37:00,883 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 300 states. [2021-05-02 12:37:00,929 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 300 to 296. [2021-05-02 12:37:00,929 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 296 states, 220 states have (on average 1.009090909090909) internal successors, (222), 221 states have internal predecessors, (222), 38 states have call successors, (38), 38 states have call predecessors, (38), 37 states have return successors, (37), 36 states have call predecessors, (37), 37 states have call successors, (37) [2021-05-02 12:37:00,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 296 states to 296 states and 297 transitions. [2021-05-02 12:37:00,930 INFO L78 Accepts]: Start accepts. Automaton has 296 states and 297 transitions. Word has length 286 [2021-05-02 12:37:00,930 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-02 12:37:00,930 INFO L480 AbstractCegarLoop]: Abstraction has 296 states and 297 transitions. [2021-05-02 12:37:00,931 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 44 states, 44 states have (on average 2.727272727272727) internal successors, (120), 41 states have internal predecessors, (120), 36 states have call successors, (39), 4 states have call predecessors, (39), 1 states have return successors, (35), 35 states have call predecessors, (35), 35 states have call successors, (35) [2021-05-02 12:37:00,931 INFO L276 IsEmpty]: Start isEmpty. Operand 296 states and 297 transitions. [2021-05-02 12:37:00,932 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 294 [2021-05-02 12:37:00,932 INFO L515 BasicCegarLoop]: Found error trace [2021-05-02 12:37:00,932 INFO L523 BasicCegarLoop]: trace histogram [36, 36, 36, 35, 35, 35, 35, 35, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-02 12:37:01,156 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 70 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable69 [2021-05-02 12:37:01,156 INFO L428 AbstractCegarLoop]: === Iteration 71 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-02 12:37:01,157 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-02 12:37:01,157 INFO L82 PathProgramCache]: Analyzing trace with hash 1688838468, now seen corresponding path program 69 times [2021-05-02 12:37:01,157 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-02 12:37:01,157 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [272725896] [2021-05-02 12:37:01,157 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-02 12:37:01,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:37:03,471 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-02 12:37:03,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:37:03,474 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2021-05-02 12:37:03,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:37:03,476 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2021-05-02 12:37:03,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:37:03,478 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2021-05-02 12:37:03,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:37:03,480 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2021-05-02 12:37:03,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:37:03,482 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2021-05-02 12:37:03,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:37:03,483 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2021-05-02 12:37:03,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:37:03,485 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2021-05-02 12:37:03,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:37:03,489 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2021-05-02 12:37:03,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:37:03,491 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2021-05-02 12:37:03,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:37:03,492 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2021-05-02 12:37:03,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:37:03,494 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2021-05-02 12:37:03,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:37:03,496 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2021-05-02 12:37:03,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:37:03,504 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2021-05-02 12:37:03,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:37:03,505 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2021-05-02 12:37:03,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:37:03,507 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2021-05-02 12:37:03,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:37:03,509 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2021-05-02 12:37:03,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:37:03,510 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2021-05-02 12:37:03,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:37:03,511 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2021-05-02 12:37:03,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:37:03,525 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2021-05-02 12:37:03,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:37:03,528 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2021-05-02 12:37:03,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:37:03,530 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2021-05-02 12:37:03,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:37:03,532 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2021-05-02 12:37:03,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:37:03,534 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2021-05-02 12:37:03,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:37:03,535 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 205 [2021-05-02 12:37:03,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:37:03,537 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2021-05-02 12:37:03,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:37:03,539 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2021-05-02 12:37:03,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:37:03,542 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2021-05-02 12:37:03,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:37:03,544 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 233 [2021-05-02 12:37:03,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:37:03,545 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2021-05-02 12:37:03,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:37:03,547 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 247 [2021-05-02 12:37:03,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:37:03,549 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 254 [2021-05-02 12:37:03,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:37:03,551 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 261 [2021-05-02 12:37:03,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:37:03,553 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 268 [2021-05-02 12:37:03,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:37:03,555 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 275 [2021-05-02 12:37:03,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:37:03,557 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2021-05-02 12:37:03,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:37:03,560 INFO L134 CoverageAnalysis]: Checked inductivity of 4935 backedges. 1822 proven. 733 refuted. 0 times theorem prover too weak. 2380 trivial. 0 not checked. [2021-05-02 12:37:03,560 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-05-02 12:37:03,560 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [272725896] [2021-05-02 12:37:03,560 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [272725896] provided 0 perfect and 1 imperfect interpolant sequences [2021-05-02 12:37:03,560 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [922980825] [2021-05-02 12:37:03,560 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 71 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 71 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-02 12:37:03,716 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 36 check-sat command(s) [2021-05-02 12:37:03,716 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-05-02 12:37:03,720 INFO L263 TraceCheckSpWp]: Trace formula consists of 745 conjuncts, 74 conjunts are in the unsatisfiable core [2021-05-02 12:37:03,722 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-05-02 12:37:03,756 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:03,758 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:03,760 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:03,761 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:03,763 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:03,765 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:03,767 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:03,768 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:03,771 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:03,773 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:03,775 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:03,776 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:03,778 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:03,780 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:03,782 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:03,783 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:03,785 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:03,787 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:03,789 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:03,790 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:03,792 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:03,794 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:03,796 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:03,797 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:03,799 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:03,801 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:03,803 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:03,804 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:03,807 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:03,808 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:03,810 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:03,811 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:03,814 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:03,815 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:03,817 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:03,819 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:03,821 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:03,822 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:03,824 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:03,826 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:03,828 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:03,829 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:03,831 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:03,833 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:03,835 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:03,836 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:03,839 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:03,840 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:03,842 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:03,843 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:03,846 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:03,847 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:03,849 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:03,850 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:03,853 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:03,854 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:03,856 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:03,857 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:03,860 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:03,861 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:03,863 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:03,865 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:03,867 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:03,868 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:03,870 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:03,872 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:03,874 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:03,875 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:03,877 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:03,879 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:03,881 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:03,955 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:03,956 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:03,957 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:03,958 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:03,967 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:03,968 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:04,017 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:04,018 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:04,019 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:04,019 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:04,028 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:04,029 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:04,078 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:04,079 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:04,080 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:04,080 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:04,089 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:04,090 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:04,141 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:04,142 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:04,143 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:04,144 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:04,152 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:04,153 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:04,206 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:04,206 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:04,207 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:04,208 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:04,216 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:04,217 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:04,272 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:04,272 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:04,273 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:04,274 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:04,283 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:04,284 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:04,340 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:04,340 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:04,341 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:04,342 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:04,351 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:04,352 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:04,409 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:04,409 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:04,410 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:04,411 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:04,420 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:04,421 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:04,480 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:04,481 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:04,482 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:04,482 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:04,491 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:04,492 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:04,552 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:04,553 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:04,554 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:04,555 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:04,564 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:04,565 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:04,627 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:04,628 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:04,629 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:04,629 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:04,638 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:04,640 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:04,702 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:04,703 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:04,704 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:04,704 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:04,712 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:04,714 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:04,777 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:04,778 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:04,779 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:04,780 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:04,789 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:04,790 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:04,856 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:04,857 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:04,858 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:04,858 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:04,868 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:04,869 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:04,931 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:04,931 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:04,932 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:04,933 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:04,941 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:04,942 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:05,005 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:05,006 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:05,007 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:05,007 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:05,016 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:05,017 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:05,081 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:05,082 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:05,082 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:05,083 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:05,091 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:05,092 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:05,158 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:05,158 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:05,159 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:05,159 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:05,168 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:05,169 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:05,235 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:05,236 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:05,236 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:05,237 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:05,245 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:05,246 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:05,329 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:05,330 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:05,331 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:05,332 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:05,341 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:05,342 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:05,423 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:05,424 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:05,425 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:05,426 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:05,435 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:05,436 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:05,518 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:05,519 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:05,520 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:05,520 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:05,530 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:05,531 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:05,615 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:05,616 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:05,617 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:05,617 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:05,627 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:05,628 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:05,710 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:05,711 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:05,712 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:05,712 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:05,722 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:05,723 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:05,799 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:05,800 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:05,801 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:05,801 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:05,810 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:05,812 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:05,902 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:05,903 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:05,904 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:05,905 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:05,914 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:05,916 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:06,005 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:06,006 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:06,007 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:06,008 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:06,018 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:06,019 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:06,112 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:06,113 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:06,114 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:06,115 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:06,125 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:06,126 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:06,220 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:06,221 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:06,222 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:06,223 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:06,232 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:06,234 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:06,330 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:06,331 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:06,332 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:06,333 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:06,342 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:06,343 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:06,439 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:06,440 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:06,441 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:06,442 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:06,451 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:06,453 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:06,548 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:06,549 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:06,550 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:06,551 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:06,561 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:06,562 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:06,660 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:06,661 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:06,662 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:06,663 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:06,674 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:06,675 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:06,787 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:06,788 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:06,789 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:06,790 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:06,799 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:06,801 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:06,901 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:06,902 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:06,903 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:06,903 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:06,913 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:06,914 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:07,012 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:07,020 INFO L134 CoverageAnalysis]: Checked inductivity of 4935 backedges. 1925 proven. 630 refuted. 0 times theorem prover too weak. 2380 trivial. 0 not checked. [2021-05-02 12:37:07,020 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [922980825] provided 0 perfect and 1 imperfect interpolant sequences [2021-05-02 12:37:07,020 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-05-02 12:37:07,020 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [76, 75] total 113 [2021-05-02 12:37:07,020 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1224851483] [2021-05-02 12:37:07,021 INFO L460 AbstractCegarLoop]: Interpolant automaton has 113 states [2021-05-02 12:37:07,021 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-02 12:37:07,021 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 113 interpolants. [2021-05-02 12:37:07,022 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=2782, Invalid=9874, Unknown=0, NotChecked=0, Total=12656 [2021-05-02 12:37:07,022 INFO L87 Difference]: Start difference. First operand 296 states and 297 transitions. Second operand has 113 states, 113 states have (on average 1.6991150442477876) internal successors, (192), 112 states have internal predecessors, (192), 72 states have call successors, (74), 3 states have call predecessors, (74), 1 states have return successors, (71), 71 states have call predecessors, (71), 71 states have call successors, (71) [2021-05-02 12:37:11,735 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-02 12:37:11,735 INFO L93 Difference]: Finished difference Result 413 states and 450 transitions. [2021-05-02 12:37:11,735 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 76 states. [2021-05-02 12:37:11,736 INFO L78 Accepts]: Start accepts. Automaton has has 113 states, 113 states have (on average 1.6991150442477876) internal successors, (192), 112 states have internal predecessors, (192), 72 states have call successors, (74), 3 states have call predecessors, (74), 1 states have return successors, (71), 71 states have call predecessors, (71), 71 states have call successors, (71) Word has length 293 [2021-05-02 12:37:11,736 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-02 12:37:11,737 INFO L225 Difference]: With dead ends: 413 [2021-05-02 12:37:11,737 INFO L226 Difference]: Without dead ends: 297 [2021-05-02 12:37:11,740 INFO L779 BasicCegarLoop]: 0 DeclaredPredicates, 512 GetRequests, 328 SyntacticMatches, 0 SemanticMatches, 184 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9346 ImplicationChecksByTransitivity, 7893.5ms TimeCoverageRelationStatistics Valid=6337, Invalid=28073, Unknown=0, NotChecked=0, Total=34410 [2021-05-02 12:37:11,740 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 297 states. [2021-05-02 12:37:11,774 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 297 to 297. [2021-05-02 12:37:11,774 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 297 states, 221 states have (on average 1.009049773755656) internal successors, (223), 222 states have internal predecessors, (223), 38 states have call successors, (38), 38 states have call predecessors, (38), 37 states have return successors, (37), 36 states have call predecessors, (37), 37 states have call successors, (37) [2021-05-02 12:37:11,775 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 297 states to 297 states and 298 transitions. [2021-05-02 12:37:11,775 INFO L78 Accepts]: Start accepts. Automaton has 297 states and 298 transitions. Word has length 293 [2021-05-02 12:37:11,775 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-02 12:37:11,775 INFO L480 AbstractCegarLoop]: Abstraction has 297 states and 298 transitions. [2021-05-02 12:37:11,775 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 113 states, 113 states have (on average 1.6991150442477876) internal successors, (192), 112 states have internal predecessors, (192), 72 states have call successors, (74), 3 states have call predecessors, (74), 1 states have return successors, (71), 71 states have call predecessors, (71), 71 states have call successors, (71) [2021-05-02 12:37:11,775 INFO L276 IsEmpty]: Start isEmpty. Operand 297 states and 298 transitions. [2021-05-02 12:37:11,776 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 295 [2021-05-02 12:37:11,777 INFO L515 BasicCegarLoop]: Found error trace [2021-05-02 12:37:11,777 INFO L523 BasicCegarLoop]: trace histogram [36, 36, 36, 36, 35, 35, 35, 35, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-02 12:37:11,992 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 71 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable70 [2021-05-02 12:37:11,993 INFO L428 AbstractCegarLoop]: === Iteration 72 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-02 12:37:11,993 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-02 12:37:11,993 INFO L82 PathProgramCache]: Analyzing trace with hash 308790796, now seen corresponding path program 70 times [2021-05-02 12:37:11,993 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-02 12:37:11,993 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [310860146] [2021-05-02 12:37:11,993 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-02 12:37:12,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:37:12,913 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-02 12:37:12,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:37:12,915 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2021-05-02 12:37:12,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:37:12,916 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2021-05-02 12:37:12,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:37:12,917 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2021-05-02 12:37:12,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:37:12,919 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2021-05-02 12:37:12,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:37:12,921 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2021-05-02 12:37:12,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:37:12,922 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-05-02 12:37:12,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:37:12,923 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2021-05-02 12:37:12,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:37:12,924 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2021-05-02 12:37:12,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:37:12,925 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2021-05-02 12:37:12,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:37:12,926 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2021-05-02 12:37:12,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:37:12,927 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2021-05-02 12:37:12,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:37:12,928 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2021-05-02 12:37:12,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:37:12,929 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2021-05-02 12:37:12,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:37:12,930 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2021-05-02 12:37:12,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:37:12,931 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2021-05-02 12:37:12,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:37:12,932 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2021-05-02 12:37:12,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:37:12,933 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2021-05-02 12:37:12,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:37:12,934 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2021-05-02 12:37:12,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:37:12,935 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2021-05-02 12:37:12,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:37:12,936 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2021-05-02 12:37:12,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:37:12,937 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2021-05-02 12:37:12,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:37:12,939 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2021-05-02 12:37:12,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:37:12,941 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 199 [2021-05-02 12:37:12,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:37:12,942 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 206 [2021-05-02 12:37:12,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:37:12,944 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2021-05-02 12:37:12,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:37:12,946 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 220 [2021-05-02 12:37:12,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:37:12,948 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 227 [2021-05-02 12:37:12,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:37:12,950 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2021-05-02 12:37:12,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:37:12,951 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 241 [2021-05-02 12:37:12,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:37:12,953 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 248 [2021-05-02 12:37:12,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:37:12,954 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 255 [2021-05-02 12:37:12,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:37:12,955 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 262 [2021-05-02 12:37:12,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:37:12,956 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 269 [2021-05-02 12:37:12,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:37:12,957 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 276 [2021-05-02 12:37:12,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:37:12,958 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 283 [2021-05-02 12:37:12,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:37:12,960 INFO L134 CoverageAnalysis]: Checked inductivity of 4971 backedges. 700 proven. 1891 refuted. 0 times theorem prover too weak. 2380 trivial. 0 not checked. [2021-05-02 12:37:12,960 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-05-02 12:37:12,960 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [310860146] [2021-05-02 12:37:12,960 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [310860146] provided 0 perfect and 1 imperfect interpolant sequences [2021-05-02 12:37:12,960 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [992051378] [2021-05-02 12:37:12,960 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 72 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 72 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-02 12:37:13,074 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-05-02 12:37:13,074 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-05-02 12:37:13,078 INFO L263 TraceCheckSpWp]: Trace formula consists of 750 conjuncts, 78 conjunts are in the unsatisfiable core [2021-05-02 12:37:13,081 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-05-02 12:37:13,098 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:13,099 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:13,102 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:13,103 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:13,105 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:13,107 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:13,109 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:13,110 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:13,113 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:13,114 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:13,116 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:13,118 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:13,120 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:13,121 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:13,124 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:13,125 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:13,127 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:13,128 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:13,130 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:13,131 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:13,133 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:13,134 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:13,136 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:13,137 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:13,139 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:13,140 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:13,142 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:13,143 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:13,145 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:13,146 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:13,148 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:13,149 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:13,151 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:13,152 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:13,154 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:13,155 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:13,157 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:13,158 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:13,159 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:13,160 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:13,162 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:13,163 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:13,165 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:13,166 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:13,168 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:13,169 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:13,171 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:13,172 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:13,174 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:13,175 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:13,177 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:13,178 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:13,181 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:13,182 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:13,187 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:13,188 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:13,191 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:13,192 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:13,194 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:13,195 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:13,198 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:13,199 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:13,201 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:13,203 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:13,205 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:13,206 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:13,209 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:13,210 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:13,212 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:13,214 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:13,216 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:13,218 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:13,225 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:13,226 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:13,235 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:13,236 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:13,240 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:13,241 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:13,250 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:13,252 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:13,256 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:13,257 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:13,265 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:13,267 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:13,271 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:13,272 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:13,281 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:13,282 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:13,285 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:13,286 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:13,294 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:13,295 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:13,299 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:13,301 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:13,309 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:13,311 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:13,314 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:13,316 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:13,325 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:13,326 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:13,330 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:13,331 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:13,340 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:13,341 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:13,344 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:13,345 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:13,353 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:13,354 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:13,358 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:13,359 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:13,367 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:13,368 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:13,371 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:13,372 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:13,380 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:13,381 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:13,385 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:13,385 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:13,393 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:13,395 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:13,398 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:13,399 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:13,408 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:13,410 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:13,414 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:13,415 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:13,424 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:13,425 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:13,433 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:13,434 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:13,443 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:13,444 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:13,448 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:13,449 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:13,458 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:13,459 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:13,463 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:13,464 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:13,473 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:13,475 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:13,479 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:13,480 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:13,488 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:13,490 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:13,494 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:13,495 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:13,516 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:13,517 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:13,520 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:13,522 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:13,530 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:13,532 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:13,536 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:13,537 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:13,545 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:13,547 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:13,551 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:13,552 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:13,561 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:13,562 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:13,565 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:13,566 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:13,574 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:13,576 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:13,579 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:13,580 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:13,588 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:13,589 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:13,593 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:13,594 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:13,602 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:13,603 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:13,606 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:13,607 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:13,615 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:13,616 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:13,620 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:13,620 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:13,628 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:13,630 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:13,633 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:13,634 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:13,643 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:13,644 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:13,647 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:13,648 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:13,656 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:13,657 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:13,661 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:13,662 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:13,671 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:13,672 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:13,676 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:13,677 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:13,686 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:13,688 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:13,692 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:13,693 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:13,702 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:13,703 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:13,707 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:13,708 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:13,717 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:13,719 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:13,723 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:13,724 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:13,733 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:13,734 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:13,738 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:13,739 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:13,748 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:13,750 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:13,754 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:13,755 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:13,809 INFO L134 CoverageAnalysis]: Checked inductivity of 4971 backedges. 736 proven. 1855 refuted. 0 times theorem prover too weak. 2380 trivial. 0 not checked. [2021-05-02 12:37:13,810 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [992051378] provided 0 perfect and 1 imperfect interpolant sequences [2021-05-02 12:37:13,810 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-05-02 12:37:13,810 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [42, 41] total 45 [2021-05-02 12:37:13,810 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [645936490] [2021-05-02 12:37:13,810 INFO L460 AbstractCegarLoop]: Interpolant automaton has 45 states [2021-05-02 12:37:13,810 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-02 12:37:13,810 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 45 interpolants. [2021-05-02 12:37:13,811 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=756, Invalid=1224, Unknown=0, NotChecked=0, Total=1980 [2021-05-02 12:37:13,811 INFO L87 Difference]: Start difference. First operand 297 states and 298 transitions. Second operand has 45 states, 45 states have (on average 2.7333333333333334) internal successors, (123), 42 states have internal predecessors, (123), 37 states have call successors, (40), 4 states have call predecessors, (40), 1 states have return successors, (36), 36 states have call predecessors, (36), 36 states have call successors, (36) [2021-05-02 12:37:15,644 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-02 12:37:15,645 INFO L93 Difference]: Finished difference Result 310 states and 312 transitions. [2021-05-02 12:37:15,645 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2021-05-02 12:37:15,646 INFO L78 Accepts]: Start accepts. Automaton has has 45 states, 45 states have (on average 2.7333333333333334) internal successors, (123), 42 states have internal predecessors, (123), 37 states have call successors, (40), 4 states have call predecessors, (40), 1 states have return successors, (36), 36 states have call predecessors, (36), 36 states have call successors, (36) Word has length 294 [2021-05-02 12:37:15,646 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-02 12:37:15,647 INFO L225 Difference]: With dead ends: 310 [2021-05-02 12:37:15,647 INFO L226 Difference]: Without dead ends: 308 [2021-05-02 12:37:15,647 INFO L779 BasicCegarLoop]: 0 DeclaredPredicates, 483 GetRequests, 399 SyntacticMatches, 0 SemanticMatches, 84 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1320 ImplicationChecksByTransitivity, 2011.1ms TimeCoverageRelationStatistics Valid=2260, Invalid=5050, Unknown=0, NotChecked=0, Total=7310 [2021-05-02 12:37:15,648 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 308 states. [2021-05-02 12:37:15,671 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 308 to 304. [2021-05-02 12:37:15,672 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 304 states, 226 states have (on average 1.008849557522124) internal successors, (228), 227 states have internal predecessors, (228), 39 states have call successors, (39), 39 states have call predecessors, (39), 38 states have return successors, (38), 37 states have call predecessors, (38), 38 states have call successors, (38) [2021-05-02 12:37:15,672 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 304 states to 304 states and 305 transitions. [2021-05-02 12:37:15,672 INFO L78 Accepts]: Start accepts. Automaton has 304 states and 305 transitions. Word has length 294 [2021-05-02 12:37:15,672 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-02 12:37:15,672 INFO L480 AbstractCegarLoop]: Abstraction has 304 states and 305 transitions. [2021-05-02 12:37:15,673 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 45 states, 45 states have (on average 2.7333333333333334) internal successors, (123), 42 states have internal predecessors, (123), 37 states have call successors, (40), 4 states have call predecessors, (40), 1 states have return successors, (36), 36 states have call predecessors, (36), 36 states have call successors, (36) [2021-05-02 12:37:15,673 INFO L276 IsEmpty]: Start isEmpty. Operand 304 states and 305 transitions. [2021-05-02 12:37:15,673 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 302 [2021-05-02 12:37:15,673 INFO L515 BasicCegarLoop]: Found error trace [2021-05-02 12:37:15,674 INFO L523 BasicCegarLoop]: trace histogram [37, 37, 37, 36, 36, 36, 36, 36, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-02 12:37:15,875 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable71,72 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-02 12:37:15,875 INFO L428 AbstractCegarLoop]: === Iteration 73 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-02 12:37:15,875 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-02 12:37:15,876 INFO L82 PathProgramCache]: Analyzing trace with hash -1891227418, now seen corresponding path program 71 times [2021-05-02 12:37:15,876 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-02 12:37:15,876 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2123849508] [2021-05-02 12:37:15,876 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-02 12:37:15,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:37:18,120 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-02 12:37:18,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:37:18,123 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2021-05-02 12:37:18,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:37:18,124 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2021-05-02 12:37:18,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:37:18,126 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2021-05-02 12:37:18,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:37:18,127 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2021-05-02 12:37:18,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:37:18,129 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2021-05-02 12:37:18,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:37:18,130 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-05-02 12:37:18,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:37:18,131 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2021-05-02 12:37:18,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:37:18,133 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2021-05-02 12:37:18,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:37:18,135 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2021-05-02 12:37:18,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:37:18,136 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2021-05-02 12:37:18,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:37:18,138 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2021-05-02 12:37:18,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:37:18,140 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2021-05-02 12:37:18,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:37:18,141 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2021-05-02 12:37:18,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:37:18,143 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2021-05-02 12:37:18,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:37:18,144 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2021-05-02 12:37:18,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:37:18,146 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2021-05-02 12:37:18,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:37:18,147 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2021-05-02 12:37:18,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:37:18,149 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2021-05-02 12:37:18,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:37:18,150 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2021-05-02 12:37:18,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:37:18,152 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2021-05-02 12:37:18,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:37:18,153 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2021-05-02 12:37:18,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:37:18,155 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2021-05-02 12:37:18,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:37:18,156 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 199 [2021-05-02 12:37:18,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:37:18,158 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 206 [2021-05-02 12:37:18,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:37:18,159 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2021-05-02 12:37:18,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:37:18,161 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 220 [2021-05-02 12:37:18,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:37:18,162 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 227 [2021-05-02 12:37:18,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:37:18,164 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2021-05-02 12:37:18,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:37:18,166 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 241 [2021-05-02 12:37:18,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:37:18,167 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 248 [2021-05-02 12:37:18,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:37:18,169 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 255 [2021-05-02 12:37:18,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:37:18,170 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 262 [2021-05-02 12:37:18,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:37:18,172 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 269 [2021-05-02 12:37:18,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:37:18,173 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 276 [2021-05-02 12:37:18,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:37:18,175 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 283 [2021-05-02 12:37:18,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:37:18,189 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 290 [2021-05-02 12:37:18,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:37:18,192 INFO L134 CoverageAnalysis]: Checked inductivity of 5220 backedges. 1928 proven. 772 refuted. 0 times theorem prover too weak. 2520 trivial. 0 not checked. [2021-05-02 12:37:18,193 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-05-02 12:37:18,193 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2123849508] [2021-05-02 12:37:18,193 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2123849508] provided 0 perfect and 1 imperfect interpolant sequences [2021-05-02 12:37:18,193 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1705794514] [2021-05-02 12:37:18,193 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 73 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 73 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-02 12:37:18,330 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 37 check-sat command(s) [2021-05-02 12:37:18,331 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-05-02 12:37:18,334 INFO L263 TraceCheckSpWp]: Trace formula consists of 764 conjuncts, 76 conjunts are in the unsatisfiable core [2021-05-02 12:37:18,336 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-05-02 12:37:18,374 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:18,376 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:18,378 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:18,379 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:18,382 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:18,383 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:18,385 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:18,386 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:18,389 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:18,390 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:18,393 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:18,395 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:18,398 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:18,399 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:18,401 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:18,402 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:18,405 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:18,406 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:18,408 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:18,409 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:18,412 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:18,413 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:18,416 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:18,417 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:18,419 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:18,421 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:18,424 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:18,425 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:18,428 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:18,430 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:18,433 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:18,434 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:18,437 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:18,438 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:18,441 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:18,442 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:18,444 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:18,445 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:18,447 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:18,449 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:18,451 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:18,452 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:18,454 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:18,455 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:18,458 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:18,459 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:18,461 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:18,463 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:18,465 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:18,466 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:18,469 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:18,470 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:18,472 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:18,474 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:18,476 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:18,478 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:18,480 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:18,481 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:18,484 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:18,485 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:18,487 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:18,488 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:18,491 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:18,492 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:18,494 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:18,495 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:18,498 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:18,499 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:18,501 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:18,502 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:18,505 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:18,506 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:18,509 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:18,575 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:18,575 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:18,576 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:18,577 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:18,587 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:18,589 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:18,642 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:18,643 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:18,644 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:18,645 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:18,654 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:18,655 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:18,712 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:18,713 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:18,714 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:18,715 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:18,724 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:18,726 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:18,782 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:18,783 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:18,784 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:18,785 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:18,794 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:18,796 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:18,854 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:18,855 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:18,856 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:18,856 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:18,866 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:18,867 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:18,927 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:18,927 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:18,928 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:18,929 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:18,939 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:18,940 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:19,009 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:19,010 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:19,011 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:19,011 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:19,021 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:19,022 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:19,083 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:19,083 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:19,084 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:19,085 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:19,094 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:19,095 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:19,156 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:19,156 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:19,157 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:19,158 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:19,167 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:19,168 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:19,230 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:19,231 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:19,231 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:19,232 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:19,240 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:19,242 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:19,306 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:19,307 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:19,308 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:19,309 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:19,318 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:19,319 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:19,383 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:19,384 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:19,385 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:19,385 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:19,395 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:19,396 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:19,463 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:19,464 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:19,465 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:19,465 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:19,475 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:19,476 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:19,545 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:19,546 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:19,546 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:19,547 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:19,555 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:19,556 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:19,624 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:19,625 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:19,626 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:19,627 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:19,636 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:19,637 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:19,711 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:19,711 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:19,712 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:19,713 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:19,721 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:19,722 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:19,795 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:19,796 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:19,797 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:19,797 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:19,806 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:19,807 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:19,879 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:19,880 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:19,881 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:19,881 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:19,890 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:19,892 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:19,968 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:19,969 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:19,970 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:19,971 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:19,979 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:19,980 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:20,055 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:20,055 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:20,056 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:20,057 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:20,065 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:20,066 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:20,146 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:20,147 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:20,148 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:20,149 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:20,158 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:20,159 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:20,238 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:20,238 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:20,239 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:20,240 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:20,249 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:20,251 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:20,327 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:20,328 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:20,329 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:20,329 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:20,339 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:20,340 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:20,433 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:20,434 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:20,435 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:20,435 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:20,444 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:20,446 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:20,530 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:20,531 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:20,532 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:20,532 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:20,541 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:20,542 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:20,631 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:20,632 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:20,633 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:20,634 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:20,643 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:20,645 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:20,732 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:20,733 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:20,734 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:20,734 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:20,744 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:20,746 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:20,831 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:20,831 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:20,832 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:20,833 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:20,841 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:20,842 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:20,933 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:20,933 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:20,934 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:20,935 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:20,944 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:20,945 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:21,035 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:21,036 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:21,037 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:21,037 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:21,046 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:21,047 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:21,137 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:21,138 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:21,139 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:21,139 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:21,148 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:21,150 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:21,245 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:21,246 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:21,246 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:21,247 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:21,255 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:21,256 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:21,350 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:21,351 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:21,352 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:21,353 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:21,362 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:21,363 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:21,457 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:21,458 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:21,459 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:21,460 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:21,469 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:21,470 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:21,570 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:21,571 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:21,572 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:21,572 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:21,582 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:21,584 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:21,692 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:21,693 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:21,694 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:21,694 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:21,703 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:21,704 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:21,815 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:21,822 INFO L134 CoverageAnalysis]: Checked inductivity of 5220 backedges. 2034 proven. 666 refuted. 0 times theorem prover too weak. 2520 trivial. 0 not checked. [2021-05-02 12:37:21,822 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1705794514] provided 0 perfect and 1 imperfect interpolant sequences [2021-05-02 12:37:21,822 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-05-02 12:37:21,823 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [78, 77] total 116 [2021-05-02 12:37:21,823 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [941592778] [2021-05-02 12:37:21,823 INFO L460 AbstractCegarLoop]: Interpolant automaton has 116 states [2021-05-02 12:37:21,823 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-02 12:37:21,823 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 116 interpolants. [2021-05-02 12:37:21,824 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=2933, Invalid=10407, Unknown=0, NotChecked=0, Total=13340 [2021-05-02 12:37:21,824 INFO L87 Difference]: Start difference. First operand 304 states and 305 transitions. Second operand has 116 states, 116 states have (on average 1.6982758620689655) internal successors, (197), 115 states have internal predecessors, (197), 74 states have call successors, (76), 3 states have call predecessors, (76), 1 states have return successors, (73), 73 states have call predecessors, (73), 73 states have call successors, (73) [2021-05-02 12:37:27,035 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-02 12:37:27,036 INFO L93 Difference]: Finished difference Result 424 states and 462 transitions. [2021-05-02 12:37:27,036 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 78 states. [2021-05-02 12:37:27,036 INFO L78 Accepts]: Start accepts. Automaton has has 116 states, 116 states have (on average 1.6982758620689655) internal successors, (197), 115 states have internal predecessors, (197), 74 states have call successors, (76), 3 states have call predecessors, (76), 1 states have return successors, (73), 73 states have call predecessors, (73), 73 states have call successors, (73) Word has length 301 [2021-05-02 12:37:27,037 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-02 12:37:27,038 INFO L225 Difference]: With dead ends: 424 [2021-05-02 12:37:27,038 INFO L226 Difference]: Without dead ends: 305 [2021-05-02 12:37:27,040 INFO L779 BasicCegarLoop]: 0 DeclaredPredicates, 526 GetRequests, 337 SyntacticMatches, 0 SemanticMatches, 189 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9865 ImplicationChecksByTransitivity, 8295.7ms TimeCoverageRelationStatistics Valid=6679, Invalid=29611, Unknown=0, NotChecked=0, Total=36290 [2021-05-02 12:37:27,040 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 305 states. [2021-05-02 12:37:27,077 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 305 to 305. [2021-05-02 12:37:27,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 305 states, 227 states have (on average 1.0088105726872247) internal successors, (229), 228 states have internal predecessors, (229), 39 states have call successors, (39), 39 states have call predecessors, (39), 38 states have return successors, (38), 37 states have call predecessors, (38), 38 states have call successors, (38) [2021-05-02 12:37:27,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 305 states to 305 states and 306 transitions. [2021-05-02 12:37:27,078 INFO L78 Accepts]: Start accepts. Automaton has 305 states and 306 transitions. Word has length 301 [2021-05-02 12:37:27,078 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-02 12:37:27,078 INFO L480 AbstractCegarLoop]: Abstraction has 305 states and 306 transitions. [2021-05-02 12:37:27,078 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 116 states, 116 states have (on average 1.6982758620689655) internal successors, (197), 115 states have internal predecessors, (197), 74 states have call successors, (76), 3 states have call predecessors, (76), 1 states have return successors, (73), 73 states have call predecessors, (73), 73 states have call successors, (73) [2021-05-02 12:37:27,079 INFO L276 IsEmpty]: Start isEmpty. Operand 305 states and 306 transitions. [2021-05-02 12:37:27,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 303 [2021-05-02 12:37:27,080 INFO L515 BasicCegarLoop]: Found error trace [2021-05-02 12:37:27,080 INFO L523 BasicCegarLoop]: trace histogram [37, 37, 37, 37, 36, 36, 36, 36, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-02 12:37:27,304 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable72,73 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-02 12:37:27,304 INFO L428 AbstractCegarLoop]: === Iteration 74 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-02 12:37:27,305 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-02 12:37:27,305 INFO L82 PathProgramCache]: Analyzing trace with hash 337053102, now seen corresponding path program 72 times [2021-05-02 12:37:27,305 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-02 12:37:27,305 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [672347915] [2021-05-02 12:37:27,305 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-02 12:37:27,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:37:28,301 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-02 12:37:28,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:37:28,304 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2021-05-02 12:37:28,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:37:28,307 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2021-05-02 12:37:28,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:37:28,308 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2021-05-02 12:37:28,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:37:28,309 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2021-05-02 12:37:28,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:37:28,311 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2021-05-02 12:37:28,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:37:28,312 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2021-05-02 12:37:28,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:37:28,314 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2021-05-02 12:37:28,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:37:28,315 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2021-05-02 12:37:28,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:37:28,326 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2021-05-02 12:37:28,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:37:28,327 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2021-05-02 12:37:28,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:37:28,328 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2021-05-02 12:37:28,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:37:28,330 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2021-05-02 12:37:28,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:37:28,331 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2021-05-02 12:37:28,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:37:28,333 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2021-05-02 12:37:28,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:37:28,334 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2021-05-02 12:37:28,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:37:28,336 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2021-05-02 12:37:28,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:37:28,337 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2021-05-02 12:37:28,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:37:28,339 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2021-05-02 12:37:28,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:37:28,341 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 172 [2021-05-02 12:37:28,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:37:28,342 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2021-05-02 12:37:28,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:37:28,344 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2021-05-02 12:37:28,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:37:28,346 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2021-05-02 12:37:28,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:37:28,347 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 200 [2021-05-02 12:37:28,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:37:28,349 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2021-05-02 12:37:28,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:37:28,350 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2021-05-02 12:37:28,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:37:28,352 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 221 [2021-05-02 12:37:28,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:37:28,353 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2021-05-02 12:37:28,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:37:28,355 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2021-05-02 12:37:28,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:37:28,356 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2021-05-02 12:37:28,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:37:28,358 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 249 [2021-05-02 12:37:28,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:37:28,360 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2021-05-02 12:37:28,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:37:28,361 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 263 [2021-05-02 12:37:28,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:37:28,363 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 270 [2021-05-02 12:37:28,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:37:28,365 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 277 [2021-05-02 12:37:28,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:37:28,366 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 284 [2021-05-02 12:37:28,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:37:28,368 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 291 [2021-05-02 12:37:28,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:37:28,370 INFO L134 CoverageAnalysis]: Checked inductivity of 5257 backedges. 738 proven. 1999 refuted. 0 times theorem prover too weak. 2520 trivial. 0 not checked. [2021-05-02 12:37:28,370 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-05-02 12:37:28,370 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [672347915] [2021-05-02 12:37:28,370 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [672347915] provided 0 perfect and 1 imperfect interpolant sequences [2021-05-02 12:37:28,370 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [70938074] [2021-05-02 12:37:28,370 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 74 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 74 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-02 12:37:28,529 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 37 check-sat command(s) [2021-05-02 12:37:28,529 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-05-02 12:37:28,532 INFO L263 TraceCheckSpWp]: Trace formula consists of 769 conjuncts, 84 conjunts are in the unsatisfiable core [2021-05-02 12:37:28,535 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-05-02 12:37:28,537 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:28,538 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:28,556 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:28,557 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:28,560 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:28,561 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:28,563 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:28,565 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:28,567 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:28,568 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:28,571 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:28,572 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:28,574 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:28,576 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:28,578 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:28,579 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:28,582 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:28,583 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:28,585 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:28,587 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:28,589 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:28,590 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:28,593 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:28,594 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:28,596 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:28,598 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:28,600 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:28,601 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:28,604 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:28,605 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:28,607 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:28,609 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:28,611 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:28,612 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:28,615 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:28,616 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:28,618 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:28,619 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:28,622 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:28,623 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:28,625 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:28,626 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:28,629 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:28,630 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:28,632 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:28,633 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:28,635 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:28,636 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:28,639 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:28,640 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:28,642 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:28,644 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:28,646 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:28,647 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:28,650 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:28,651 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:28,653 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:28,654 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:28,657 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:28,658 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:28,660 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:28,661 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:28,664 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:28,665 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:28,667 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:28,668 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:28,671 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:28,672 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:28,674 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:28,675 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:28,678 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:28,679 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:28,681 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:28,682 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:28,684 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:28,685 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:28,692 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:28,693 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:28,702 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:28,703 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:28,707 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:28,708 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:28,717 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:28,718 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:28,722 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:28,723 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:28,731 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:28,733 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:28,736 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:28,737 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:28,746 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:28,747 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:28,751 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:28,752 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:28,761 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:28,762 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:28,766 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:28,767 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:28,775 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:28,777 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:28,780 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:28,782 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:28,790 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:28,792 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:28,795 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:28,796 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:28,805 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:28,806 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:28,810 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:28,811 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:28,820 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:28,821 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:28,825 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:28,826 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:28,835 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:28,836 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:28,840 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:28,841 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:28,849 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:28,851 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:28,854 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:28,856 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:28,864 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:28,865 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:28,869 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:28,870 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:28,878 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:28,880 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:28,884 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:28,885 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:28,894 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:28,895 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:28,899 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:28,900 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:28,909 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:28,910 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:28,915 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:28,916 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:28,937 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:28,939 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:28,942 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:28,943 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:28,953 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:28,954 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:28,958 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:28,959 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:28,968 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:28,970 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:28,974 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:28,975 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:28,984 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:28,985 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:28,989 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:28,991 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:29,016 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:29,018 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:29,024 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:29,025 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:29,034 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:29,035 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:29,039 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:29,040 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:29,049 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:29,050 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:29,054 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:29,055 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:29,064 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:29,065 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:29,069 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:29,070 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:29,078 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:29,080 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:29,083 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:29,084 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:29,093 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:29,094 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:29,098 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:29,099 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:29,107 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:29,108 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:29,112 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:29,113 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:29,122 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:29,123 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:29,127 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:29,128 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:29,136 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:29,137 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:29,140 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:29,141 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:29,149 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:29,150 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:29,153 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:29,154 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:29,164 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:29,165 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:29,169 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:29,170 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:29,178 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:29,180 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:29,184 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:29,185 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:29,194 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:29,195 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:29,199 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:29,200 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:29,209 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:29,212 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:29,217 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:29,218 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:29,226 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:29,227 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:29,231 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:29,232 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:29,240 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:29,241 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:29,244 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:29,245 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:29,253 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:29,254 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:29,258 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:29,259 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:29,313 INFO L134 CoverageAnalysis]: Checked inductivity of 5257 backedges. 775 proven. 1962 refuted. 0 times theorem prover too weak. 2520 trivial. 0 not checked. [2021-05-02 12:37:29,313 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [70938074] provided 0 perfect and 1 imperfect interpolant sequences [2021-05-02 12:37:29,313 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-05-02 12:37:29,313 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [43, 42] total 46 [2021-05-02 12:37:29,313 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1916021402] [2021-05-02 12:37:29,313 INFO L460 AbstractCegarLoop]: Interpolant automaton has 46 states [2021-05-02 12:37:29,313 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-02 12:37:29,314 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 46 interpolants. [2021-05-02 12:37:29,314 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=795, Invalid=1275, Unknown=0, NotChecked=0, Total=2070 [2021-05-02 12:37:29,314 INFO L87 Difference]: Start difference. First operand 305 states and 306 transitions. Second operand has 46 states, 46 states have (on average 2.739130434782609) internal successors, (126), 43 states have internal predecessors, (126), 38 states have call successors, (41), 4 states have call predecessors, (41), 1 states have return successors, (37), 37 states have call predecessors, (37), 37 states have call successors, (37) [2021-05-02 12:37:31,037 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-02 12:37:31,037 INFO L93 Difference]: Finished difference Result 318 states and 320 transitions. [2021-05-02 12:37:31,038 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2021-05-02 12:37:31,038 INFO L78 Accepts]: Start accepts. Automaton has has 46 states, 46 states have (on average 2.739130434782609) internal successors, (126), 43 states have internal predecessors, (126), 38 states have call successors, (41), 4 states have call predecessors, (41), 1 states have return successors, (37), 37 states have call predecessors, (37), 37 states have call successors, (37) Word has length 302 [2021-05-02 12:37:31,038 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-02 12:37:31,039 INFO L225 Difference]: With dead ends: 318 [2021-05-02 12:37:31,039 INFO L226 Difference]: Without dead ends: 316 [2021-05-02 12:37:31,039 INFO L779 BasicCegarLoop]: 0 DeclaredPredicates, 496 GetRequests, 410 SyntacticMatches, 0 SemanticMatches, 86 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1375 ImplicationChecksByTransitivity, 2090.3ms TimeCoverageRelationStatistics Valid=2377, Invalid=5279, Unknown=0, NotChecked=0, Total=7656 [2021-05-02 12:37:31,040 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 316 states. [2021-05-02 12:37:31,064 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 316 to 312. [2021-05-02 12:37:31,064 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 312 states, 232 states have (on average 1.0086206896551724) internal successors, (234), 233 states have internal predecessors, (234), 40 states have call successors, (40), 40 states have call predecessors, (40), 39 states have return successors, (39), 38 states have call predecessors, (39), 39 states have call successors, (39) [2021-05-02 12:37:31,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 312 states to 312 states and 313 transitions. [2021-05-02 12:37:31,065 INFO L78 Accepts]: Start accepts. Automaton has 312 states and 313 transitions. Word has length 302 [2021-05-02 12:37:31,065 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-02 12:37:31,065 INFO L480 AbstractCegarLoop]: Abstraction has 312 states and 313 transitions. [2021-05-02 12:37:31,065 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 46 states, 46 states have (on average 2.739130434782609) internal successors, (126), 43 states have internal predecessors, (126), 38 states have call successors, (41), 4 states have call predecessors, (41), 1 states have return successors, (37), 37 states have call predecessors, (37), 37 states have call successors, (37) [2021-05-02 12:37:31,065 INFO L276 IsEmpty]: Start isEmpty. Operand 312 states and 313 transitions. [2021-05-02 12:37:31,066 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 310 [2021-05-02 12:37:31,066 INFO L515 BasicCegarLoop]: Found error trace [2021-05-02 12:37:31,066 INFO L523 BasicCegarLoop]: trace histogram [38, 38, 38, 37, 37, 37, 37, 37, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-02 12:37:31,267 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable73,74 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-02 12:37:31,267 INFO L428 AbstractCegarLoop]: === Iteration 75 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-02 12:37:31,267 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-02 12:37:31,267 INFO L82 PathProgramCache]: Analyzing trace with hash 1094741764, now seen corresponding path program 73 times [2021-05-02 12:37:31,267 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-02 12:37:31,267 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [716091702] [2021-05-02 12:37:31,267 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-02 12:37:31,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:37:33,968 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-02 12:37:33,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:37:33,970 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2021-05-02 12:37:33,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:37:33,971 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2021-05-02 12:37:33,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:37:33,972 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2021-05-02 12:37:33,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:37:33,973 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2021-05-02 12:37:33,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:37:33,974 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2021-05-02 12:37:33,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:37:33,975 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2021-05-02 12:37:33,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:37:33,976 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2021-05-02 12:37:33,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:37:33,978 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2021-05-02 12:37:33,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:37:33,979 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2021-05-02 12:37:33,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:37:33,981 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2021-05-02 12:37:33,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:37:33,982 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2021-05-02 12:37:33,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:37:33,984 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2021-05-02 12:37:33,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:37:33,986 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2021-05-02 12:37:33,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:37:33,987 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2021-05-02 12:37:33,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:37:33,989 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2021-05-02 12:37:33,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:37:33,990 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2021-05-02 12:37:33,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:37:33,992 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2021-05-02 12:37:33,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:37:33,993 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2021-05-02 12:37:33,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:37:33,995 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 172 [2021-05-02 12:37:33,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:37:33,996 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2021-05-02 12:37:33,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:37:33,998 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2021-05-02 12:37:33,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:37:33,999 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2021-05-02 12:37:34,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:37:34,001 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 200 [2021-05-02 12:37:34,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:37:34,003 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2021-05-02 12:37:34,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:37:34,004 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2021-05-02 12:37:34,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:37:34,006 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 221 [2021-05-02 12:37:34,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:37:34,007 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2021-05-02 12:37:34,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:37:34,009 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2021-05-02 12:37:34,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:37:34,011 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2021-05-02 12:37:34,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:37:34,013 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 249 [2021-05-02 12:37:34,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:37:34,014 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2021-05-02 12:37:34,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:37:34,016 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 263 [2021-05-02 12:37:34,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:37:34,017 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 270 [2021-05-02 12:37:34,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:37:34,018 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 277 [2021-05-02 12:37:34,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:37:34,019 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 284 [2021-05-02 12:37:34,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:37:34,021 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 291 [2021-05-02 12:37:34,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:37:34,022 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 298 [2021-05-02 12:37:34,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:37:34,024 INFO L134 CoverageAnalysis]: Checked inductivity of 5513 backedges. 2037 proven. 812 refuted. 0 times theorem prover too weak. 2664 trivial. 0 not checked. [2021-05-02 12:37:34,024 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-05-02 12:37:34,024 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [716091702] [2021-05-02 12:37:34,025 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [716091702] provided 0 perfect and 1 imperfect interpolant sequences [2021-05-02 12:37:34,025 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1575500354] [2021-05-02 12:37:34,025 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 75 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 75 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-02 12:37:34,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:37:34,141 INFO L263 TraceCheckSpWp]: Trace formula consists of 783 conjuncts, 78 conjunts are in the unsatisfiable core [2021-05-02 12:37:34,144 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-05-02 12:37:34,177 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:34,179 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:34,181 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:34,182 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:34,183 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:34,184 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:34,186 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:34,187 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:34,190 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:34,191 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:34,194 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:34,195 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:34,197 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:34,199 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:34,201 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:34,202 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:34,205 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:34,206 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:34,210 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:34,211 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:34,213 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:34,215 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:34,217 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:34,219 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:34,221 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:34,222 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:34,225 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:34,226 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:34,228 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:34,230 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:34,232 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:34,234 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:34,236 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:34,237 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:34,240 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:34,241 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:34,243 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:34,244 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:34,247 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:34,248 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:34,250 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:34,251 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:34,254 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:34,255 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:34,258 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:34,259 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:34,261 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:34,263 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:34,265 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:34,266 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:34,268 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:34,269 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:34,271 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:34,272 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:34,274 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:34,275 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:34,276 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:34,278 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:34,280 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:34,281 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:34,284 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:34,285 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:34,287 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:34,289 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:34,291 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:34,292 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:34,294 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:34,296 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:34,298 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:34,299 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:34,301 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:34,302 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:34,305 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:34,306 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:34,309 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:34,364 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:34,365 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:34,366 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:34,367 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:34,377 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:34,379 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:34,433 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:34,434 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:34,435 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:34,436 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:34,444 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:34,446 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:34,502 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:34,502 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:34,503 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:34,504 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:34,513 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:34,514 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:34,582 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:34,583 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:34,584 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:34,584 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:34,593 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:34,595 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:34,653 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:34,654 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:34,655 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:34,656 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:34,665 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:34,667 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:34,726 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:34,726 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:34,728 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:34,728 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:34,738 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:34,740 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:34,800 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:34,801 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:34,802 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:34,802 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:34,811 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:34,812 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:34,870 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:34,870 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:34,871 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:34,872 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:34,882 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:34,883 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:34,948 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:34,949 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:34,950 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:34,950 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:34,961 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:34,962 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:35,030 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:35,031 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:35,032 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:35,032 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:35,041 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:35,043 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:35,109 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:35,110 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:35,111 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:35,111 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:35,120 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:35,121 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:35,186 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:35,187 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:35,188 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:35,188 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:35,199 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:35,200 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:35,273 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:35,273 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:35,274 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:35,275 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:35,284 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:35,286 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:35,358 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:35,358 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:35,359 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:35,360 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:35,369 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:35,370 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:35,447 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:35,448 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:35,449 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:35,450 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:35,460 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:35,461 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:35,539 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:35,540 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:35,541 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:35,541 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:35,554 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:35,556 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:35,635 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:35,636 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:35,637 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:35,637 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:35,646 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:35,647 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:35,729 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:35,730 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:35,731 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:35,732 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:35,742 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:35,744 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:35,828 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:35,829 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:35,830 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:35,830 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:35,840 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:35,841 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:35,924 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:35,925 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:35,926 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:35,927 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:35,937 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:35,938 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:36,023 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:36,024 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:36,026 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:36,027 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:36,037 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:36,039 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:36,145 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:36,146 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:36,147 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:36,148 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:36,158 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:36,160 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:36,248 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:36,249 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:36,250 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:36,250 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:36,261 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:36,262 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:36,347 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:36,347 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:36,349 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:36,349 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:36,359 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:36,361 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:36,447 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:36,448 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:36,449 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:36,450 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:36,460 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:36,461 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:36,547 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:36,548 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:36,549 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:36,550 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:36,561 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:36,562 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:36,658 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:36,658 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:36,659 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:36,660 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:36,670 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:36,672 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:36,764 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:36,765 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:36,766 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:36,767 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:36,777 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:36,778 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:36,874 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:36,875 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:36,876 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:36,877 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:36,885 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:36,886 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:36,986 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:36,987 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:36,988 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:36,988 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:36,997 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:36,998 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:37,094 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:37,095 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:37,096 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:37,097 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:37,107 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:37,108 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:37,212 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:37,213 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:37,214 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:37,215 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:37,224 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:37,225 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:37,324 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:37,325 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:37,326 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:37,327 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:37,337 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:37,339 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:37,439 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:37,440 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:37,441 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:37,442 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:37,452 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:37,455 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:37,565 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:37,566 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:37,567 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:37,568 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:37,577 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:37,579 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:37,682 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:37,683 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:37,685 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:37,685 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:37,695 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:37,696 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:37,790 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:37,791 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:37,792 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:37,792 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:37,801 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:37,802 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:37,896 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:37,902 INFO L134 CoverageAnalysis]: Checked inductivity of 5513 backedges. 2146 proven. 703 refuted. 0 times theorem prover too weak. 2664 trivial. 0 not checked. [2021-05-02 12:37:37,903 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1575500354] provided 0 perfect and 1 imperfect interpolant sequences [2021-05-02 12:37:37,903 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-05-02 12:37:37,903 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [80, 79] total 119 [2021-05-02 12:37:37,903 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1167199203] [2021-05-02 12:37:37,903 INFO L460 AbstractCegarLoop]: Interpolant automaton has 119 states [2021-05-02 12:37:37,903 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-02 12:37:37,904 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 119 interpolants. [2021-05-02 12:37:37,905 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3088, Invalid=10954, Unknown=0, NotChecked=0, Total=14042 [2021-05-02 12:37:37,905 INFO L87 Difference]: Start difference. First operand 312 states and 313 transitions. Second operand has 119 states, 119 states have (on average 1.6974789915966386) internal successors, (202), 118 states have internal predecessors, (202), 76 states have call successors, (78), 3 states have call predecessors, (78), 1 states have return successors, (75), 75 states have call predecessors, (75), 75 states have call successors, (75) [2021-05-02 12:37:42,532 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-02 12:37:42,533 INFO L93 Difference]: Finished difference Result 435 states and 474 transitions. [2021-05-02 12:37:42,533 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 80 states. [2021-05-02 12:37:42,534 INFO L78 Accepts]: Start accepts. Automaton has has 119 states, 119 states have (on average 1.6974789915966386) internal successors, (202), 118 states have internal predecessors, (202), 76 states have call successors, (78), 3 states have call predecessors, (78), 1 states have return successors, (75), 75 states have call predecessors, (75), 75 states have call successors, (75) Word has length 309 [2021-05-02 12:37:42,534 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-02 12:37:42,535 INFO L225 Difference]: With dead ends: 435 [2021-05-02 12:37:42,535 INFO L226 Difference]: Without dead ends: 313 [2021-05-02 12:37:42,538 INFO L779 BasicCegarLoop]: 0 DeclaredPredicates, 540 GetRequests, 346 SyntacticMatches, 0 SemanticMatches, 194 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10398 ImplicationChecksByTransitivity, 9293.1ms TimeCoverageRelationStatistics Valid=7030, Invalid=31190, Unknown=0, NotChecked=0, Total=38220 [2021-05-02 12:37:42,538 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 313 states. [2021-05-02 12:37:42,577 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 313 to 313. [2021-05-02 12:37:42,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 313 states, 233 states have (on average 1.0085836909871244) internal successors, (235), 234 states have internal predecessors, (235), 40 states have call successors, (40), 40 states have call predecessors, (40), 39 states have return successors, (39), 38 states have call predecessors, (39), 39 states have call successors, (39) [2021-05-02 12:37:42,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 313 states to 313 states and 314 transitions. [2021-05-02 12:37:42,578 INFO L78 Accepts]: Start accepts. Automaton has 313 states and 314 transitions. Word has length 309 [2021-05-02 12:37:42,578 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-02 12:37:42,578 INFO L480 AbstractCegarLoop]: Abstraction has 313 states and 314 transitions. [2021-05-02 12:37:42,578 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 119 states, 119 states have (on average 1.6974789915966386) internal successors, (202), 118 states have internal predecessors, (202), 76 states have call successors, (78), 3 states have call predecessors, (78), 1 states have return successors, (75), 75 states have call predecessors, (75), 75 states have call successors, (75) [2021-05-02 12:37:42,578 INFO L276 IsEmpty]: Start isEmpty. Operand 313 states and 314 transitions. [2021-05-02 12:37:42,579 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 311 [2021-05-02 12:37:42,579 INFO L515 BasicCegarLoop]: Found error trace [2021-05-02 12:37:42,579 INFO L523 BasicCegarLoop]: trace histogram [38, 38, 38, 38, 37, 37, 37, 37, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-02 12:37:42,780 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 75 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable74 [2021-05-02 12:37:42,780 INFO L428 AbstractCegarLoop]: === Iteration 76 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-02 12:37:42,780 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-02 12:37:42,780 INFO L82 PathProgramCache]: Analyzing trace with hash -1695808564, now seen corresponding path program 74 times [2021-05-02 12:37:42,781 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-02 12:37:42,781 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1821122763] [2021-05-02 12:37:42,781 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-02 12:37:42,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:37:43,812 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-02 12:37:43,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:37:43,815 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2021-05-02 12:37:43,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:37:43,817 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2021-05-02 12:37:43,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:37:43,819 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2021-05-02 12:37:43,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:37:43,820 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2021-05-02 12:37:43,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:37:43,822 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2021-05-02 12:37:43,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:37:43,823 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2021-05-02 12:37:43,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:37:43,824 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2021-05-02 12:37:43,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:37:43,825 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2021-05-02 12:37:43,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:37:43,826 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2021-05-02 12:37:43,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:37:43,827 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2021-05-02 12:37:43,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:37:43,828 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2021-05-02 12:37:43,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:37:43,829 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2021-05-02 12:37:43,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:37:43,830 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2021-05-02 12:37:43,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:37:43,831 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2021-05-02 12:37:43,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:37:43,832 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2021-05-02 12:37:43,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:37:43,833 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2021-05-02 12:37:43,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:37:43,835 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2021-05-02 12:37:43,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:37:43,836 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2021-05-02 12:37:43,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:37:43,838 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2021-05-02 12:37:43,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:37:43,839 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 180 [2021-05-02 12:37:43,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:37:43,841 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187 [2021-05-02 12:37:43,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:37:43,843 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 194 [2021-05-02 12:37:43,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:37:43,845 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2021-05-02 12:37:43,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:37:43,847 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 208 [2021-05-02 12:37:43,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:37:43,849 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2021-05-02 12:37:43,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:37:43,850 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 222 [2021-05-02 12:37:43,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:37:43,852 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 229 [2021-05-02 12:37:43,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:37:43,853 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 236 [2021-05-02 12:37:43,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:37:43,854 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 243 [2021-05-02 12:37:43,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:37:43,855 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 250 [2021-05-02 12:37:43,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:37:43,856 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 257 [2021-05-02 12:37:43,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:37:43,857 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 264 [2021-05-02 12:37:43,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:37:43,858 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 271 [2021-05-02 12:37:43,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:37:43,859 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2021-05-02 12:37:43,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:37:43,860 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 285 [2021-05-02 12:37:43,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:37:43,862 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 292 [2021-05-02 12:37:43,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:37:43,863 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 299 [2021-05-02 12:37:43,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:37:43,865 INFO L134 CoverageAnalysis]: Checked inductivity of 5551 backedges. 777 proven. 2110 refuted. 0 times theorem prover too weak. 2664 trivial. 0 not checked. [2021-05-02 12:37:43,865 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-05-02 12:37:43,865 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1821122763] [2021-05-02 12:37:43,865 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1821122763] provided 0 perfect and 1 imperfect interpolant sequences [2021-05-02 12:37:43,865 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [280923798] [2021-05-02 12:37:43,865 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 76 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 76 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-02 12:37:43,981 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-05-02 12:37:43,981 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-05-02 12:37:43,984 INFO L263 TraceCheckSpWp]: Trace formula consists of 788 conjuncts, 82 conjunts are in the unsatisfiable core [2021-05-02 12:37:43,987 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-05-02 12:37:44,007 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:44,008 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:44,011 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:44,012 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:44,015 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:44,016 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:44,018 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:44,019 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:44,021 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:44,022 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:44,024 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:44,025 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:44,027 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:44,028 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:44,030 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:44,031 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:44,033 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:44,034 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:44,036 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:44,037 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:44,039 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:44,041 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:44,043 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:44,045 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:44,047 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:44,048 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:44,050 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:44,051 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:44,053 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:44,055 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:44,057 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:44,058 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:44,062 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:44,063 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:44,066 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:44,068 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:44,070 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:44,071 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:44,073 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:44,074 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:44,076 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:44,077 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:44,079 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:44,080 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:44,082 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:44,084 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:44,087 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:44,088 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:44,091 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:44,093 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:44,095 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:44,097 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:44,099 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:44,101 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:44,103 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:44,105 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:44,107 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:44,108 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:44,111 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:44,112 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:44,114 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:44,116 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:44,119 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:44,120 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:44,123 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:44,124 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:44,127 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:44,128 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:44,131 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:44,132 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:44,135 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:44,136 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:44,139 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:44,140 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:44,142 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:44,143 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:44,149 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:44,150 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:44,158 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:44,160 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:44,164 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:44,166 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:44,174 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:44,175 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:44,179 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:44,180 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:44,191 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:44,193 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:44,197 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:44,197 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:44,206 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:44,207 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:44,210 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:44,211 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:44,221 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:44,223 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:44,227 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:44,228 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:44,237 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:44,239 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:44,243 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:44,244 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:44,254 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:44,256 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:44,260 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:44,261 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:44,270 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:44,271 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:44,275 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:44,276 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:44,284 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:44,285 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:44,289 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:44,290 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:44,299 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:44,301 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:44,305 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:44,306 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:44,316 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:44,317 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:44,321 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:44,322 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:44,332 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:44,333 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:44,338 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:44,339 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:44,348 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:44,349 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:44,353 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:44,355 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:44,365 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:44,366 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:44,370 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:44,372 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:44,380 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:44,381 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:44,385 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:44,386 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:44,394 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:44,395 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:44,399 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:44,400 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:44,409 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:44,410 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:44,413 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:44,414 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:44,423 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:44,424 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:44,429 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:44,431 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:44,440 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:44,441 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:44,445 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:44,446 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:44,454 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:44,455 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:44,459 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:44,461 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:44,470 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:44,472 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:44,476 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:44,478 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:44,487 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:44,488 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:44,506 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:44,507 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:44,515 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:44,516 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:44,520 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:44,521 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:44,529 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:44,530 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:44,534 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:44,535 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:44,544 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:44,545 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:44,549 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:44,551 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:44,561 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:44,563 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:44,566 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:44,567 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:44,575 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:44,576 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:44,580 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:44,581 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:44,591 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:44,592 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:44,597 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:44,598 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:44,608 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:44,610 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:44,614 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:44,615 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:44,625 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:44,626 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:44,631 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:44,632 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:44,641 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:44,643 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:44,646 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:44,647 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:44,655 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:44,656 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:44,660 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:44,661 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:44,670 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:44,672 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:44,676 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:44,678 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:44,688 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:44,689 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:44,693 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:44,694 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:44,703 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:44,705 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:44,709 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:44,710 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:44,720 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:44,721 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:44,725 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:44,726 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:44,736 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:44,738 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:44,742 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:44,743 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:44,797 INFO L134 CoverageAnalysis]: Checked inductivity of 5551 backedges. 815 proven. 2072 refuted. 0 times theorem prover too weak. 2664 trivial. 0 not checked. [2021-05-02 12:37:44,797 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [280923798] provided 0 perfect and 1 imperfect interpolant sequences [2021-05-02 12:37:44,797 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-05-02 12:37:44,797 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [44, 43] total 47 [2021-05-02 12:37:44,797 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1759539628] [2021-05-02 12:37:44,798 INFO L460 AbstractCegarLoop]: Interpolant automaton has 47 states [2021-05-02 12:37:44,798 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-02 12:37:44,798 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 47 interpolants. [2021-05-02 12:37:44,798 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=835, Invalid=1327, Unknown=0, NotChecked=0, Total=2162 [2021-05-02 12:37:44,798 INFO L87 Difference]: Start difference. First operand 313 states and 314 transitions. Second operand has 47 states, 47 states have (on average 2.74468085106383) internal successors, (129), 44 states have internal predecessors, (129), 39 states have call successors, (42), 4 states have call predecessors, (42), 1 states have return successors, (38), 38 states have call predecessors, (38), 38 states have call successors, (38) [2021-05-02 12:37:46,922 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-02 12:37:46,923 INFO L93 Difference]: Finished difference Result 326 states and 328 transitions. [2021-05-02 12:37:46,923 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2021-05-02 12:37:46,924 INFO L78 Accepts]: Start accepts. Automaton has has 47 states, 47 states have (on average 2.74468085106383) internal successors, (129), 44 states have internal predecessors, (129), 39 states have call successors, (42), 4 states have call predecessors, (42), 1 states have return successors, (38), 38 states have call predecessors, (38), 38 states have call successors, (38) Word has length 310 [2021-05-02 12:37:46,924 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-02 12:37:46,925 INFO L225 Difference]: With dead ends: 326 [2021-05-02 12:37:46,925 INFO L226 Difference]: Without dead ends: 324 [2021-05-02 12:37:46,926 INFO L779 BasicCegarLoop]: 0 DeclaredPredicates, 509 GetRequests, 421 SyntacticMatches, 0 SemanticMatches, 88 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1431 ImplicationChecksByTransitivity, 2320.5ms TimeCoverageRelationStatistics Valid=2497, Invalid=5513, Unknown=0, NotChecked=0, Total=8010 [2021-05-02 12:37:46,926 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 324 states. [2021-05-02 12:37:46,958 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 324 to 320. [2021-05-02 12:37:46,959 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 320 states, 238 states have (on average 1.0084033613445378) internal successors, (240), 239 states have internal predecessors, (240), 41 states have call successors, (41), 41 states have call predecessors, (41), 40 states have return successors, (40), 39 states have call predecessors, (40), 40 states have call successors, (40) [2021-05-02 12:37:46,959 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 320 states to 320 states and 321 transitions. [2021-05-02 12:37:46,959 INFO L78 Accepts]: Start accepts. Automaton has 320 states and 321 transitions. Word has length 310 [2021-05-02 12:37:46,959 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-02 12:37:46,959 INFO L480 AbstractCegarLoop]: Abstraction has 320 states and 321 transitions. [2021-05-02 12:37:46,959 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 47 states, 47 states have (on average 2.74468085106383) internal successors, (129), 44 states have internal predecessors, (129), 39 states have call successors, (42), 4 states have call predecessors, (42), 1 states have return successors, (38), 38 states have call predecessors, (38), 38 states have call successors, (38) [2021-05-02 12:37:46,960 INFO L276 IsEmpty]: Start isEmpty. Operand 320 states and 321 transitions. [2021-05-02 12:37:46,961 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 318 [2021-05-02 12:37:46,961 INFO L515 BasicCegarLoop]: Found error trace [2021-05-02 12:37:46,961 INFO L523 BasicCegarLoop]: trace histogram [39, 39, 39, 38, 38, 38, 38, 38, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-02 12:37:47,182 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable75,76 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-02 12:37:47,182 INFO L428 AbstractCegarLoop]: === Iteration 77 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-02 12:37:47,182 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-02 12:37:47,182 INFO L82 PathProgramCache]: Analyzing trace with hash -1160449242, now seen corresponding path program 75 times [2021-05-02 12:37:47,182 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-02 12:37:47,182 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1320239296] [2021-05-02 12:37:47,182 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-02 12:37:47,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:37:49,870 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-02 12:37:49,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:37:49,872 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2021-05-02 12:37:49,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:37:49,874 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2021-05-02 12:37:49,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:37:49,875 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2021-05-02 12:37:49,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:37:49,877 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2021-05-02 12:37:49,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:37:49,878 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2021-05-02 12:37:49,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:37:49,880 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2021-05-02 12:37:49,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:37:49,881 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2021-05-02 12:37:49,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:37:49,883 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2021-05-02 12:37:49,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:37:49,885 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2021-05-02 12:37:49,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:37:49,886 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2021-05-02 12:37:49,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:37:49,888 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2021-05-02 12:37:49,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:37:49,890 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2021-05-02 12:37:49,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:37:49,891 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2021-05-02 12:37:49,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:37:49,893 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2021-05-02 12:37:49,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:37:49,894 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2021-05-02 12:37:49,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:37:49,895 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2021-05-02 12:37:49,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:37:49,896 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2021-05-02 12:37:49,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:37:49,897 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2021-05-02 12:37:49,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:37:49,898 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2021-05-02 12:37:49,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:37:49,899 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 180 [2021-05-02 12:37:49,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:37:49,900 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187 [2021-05-02 12:37:49,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:37:49,901 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 194 [2021-05-02 12:37:49,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:37:49,902 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2021-05-02 12:37:49,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:37:49,904 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 208 [2021-05-02 12:37:49,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:37:49,906 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2021-05-02 12:37:49,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:37:49,907 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 222 [2021-05-02 12:37:49,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:37:49,909 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 229 [2021-05-02 12:37:49,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:37:49,911 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 236 [2021-05-02 12:37:49,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:37:49,913 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 243 [2021-05-02 12:37:49,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:37:49,914 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 250 [2021-05-02 12:37:49,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:37:49,916 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 257 [2021-05-02 12:37:49,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:37:49,918 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 264 [2021-05-02 12:37:49,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:37:49,921 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 271 [2021-05-02 12:37:49,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:37:49,922 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2021-05-02 12:37:49,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:37:49,924 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 285 [2021-05-02 12:37:49,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:37:49,926 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 292 [2021-05-02 12:37:49,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:37:49,928 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 299 [2021-05-02 12:37:49,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:37:49,930 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 306 [2021-05-02 12:37:49,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:37:49,932 INFO L134 CoverageAnalysis]: Checked inductivity of 5814 backedges. 2149 proven. 853 refuted. 0 times theorem prover too weak. 2812 trivial. 0 not checked. [2021-05-02 12:37:49,932 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-05-02 12:37:49,932 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1320239296] [2021-05-02 12:37:49,933 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1320239296] provided 0 perfect and 1 imperfect interpolant sequences [2021-05-02 12:37:49,933 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [957979898] [2021-05-02 12:37:49,933 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 77 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 77 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-02 12:37:50,102 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 39 check-sat command(s) [2021-05-02 12:37:50,103 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-05-02 12:37:50,106 INFO L263 TraceCheckSpWp]: Trace formula consists of 802 conjuncts, 80 conjunts are in the unsatisfiable core [2021-05-02 12:37:50,109 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-05-02 12:37:50,142 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:50,143 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:50,145 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:50,146 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:50,149 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:50,150 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:50,153 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:50,154 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:50,157 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:50,158 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:50,161 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:50,162 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:50,164 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:50,165 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:50,168 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:50,169 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:50,172 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:50,173 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:50,175 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:50,177 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:50,179 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:50,180 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:50,183 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:50,184 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:50,187 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:50,188 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:50,190 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:50,192 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:50,194 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:50,195 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:50,197 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:50,199 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:50,201 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:50,203 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:50,206 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:50,207 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:50,210 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:50,211 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:50,213 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:50,215 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:50,217 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:50,218 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:50,220 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:50,222 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:50,224 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:50,225 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:50,227 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:50,228 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:50,230 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:50,231 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:50,233 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:50,234 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:50,236 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:50,237 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:50,239 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:50,240 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:50,243 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:50,245 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:50,247 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:50,249 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:50,251 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:50,253 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:50,255 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:50,257 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:50,259 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:50,261 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:50,263 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:50,264 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:50,267 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:50,268 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:50,270 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:50,272 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:50,274 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:50,276 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:50,279 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:50,280 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:50,283 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:50,344 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:50,345 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:50,346 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:50,347 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:50,358 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:50,360 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:50,432 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:50,433 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:50,434 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:50,435 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:50,445 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:50,447 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:50,508 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:50,509 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:50,510 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:50,511 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:50,521 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:50,523 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:50,587 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:50,588 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:50,589 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:50,590 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:50,599 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:50,601 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:50,672 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:50,673 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:50,675 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:50,676 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:50,687 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:50,689 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:50,759 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:50,760 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:50,761 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:50,762 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:50,772 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:50,774 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:50,838 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:50,839 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:50,840 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:50,841 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:50,850 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:50,851 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:50,918 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:50,919 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:50,920 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:50,921 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:50,931 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:50,933 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:50,998 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:50,999 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:51,000 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:51,000 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:51,020 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:51,023 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:51,112 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:51,114 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:51,115 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:51,116 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:51,129 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:51,131 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:51,199 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:51,200 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:51,201 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:51,201 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:51,210 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:51,212 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:51,297 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:51,297 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:51,298 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:51,299 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:51,308 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:51,309 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:51,389 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:51,390 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:51,391 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:51,392 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:51,402 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:51,404 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:51,482 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:51,483 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:51,484 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:51,485 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:51,495 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:51,497 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:51,577 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:51,578 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:51,579 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:51,579 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:51,588 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:51,589 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:51,671 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:51,671 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:51,672 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:51,673 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:51,682 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:51,684 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:51,772 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:51,773 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:51,774 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:51,775 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:51,784 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:51,786 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:51,862 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:51,863 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:51,863 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:51,864 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:51,875 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:51,877 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:51,965 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:51,966 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:51,967 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:51,967 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:51,976 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:51,978 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:52,073 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:52,074 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:52,076 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:52,076 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:52,087 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:52,089 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:52,176 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:52,177 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:52,178 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:52,179 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:52,189 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:52,191 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:52,280 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:52,280 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:52,281 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:52,282 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:52,291 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:52,292 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:52,371 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:52,372 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:52,373 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:52,373 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:52,382 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:52,383 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:52,463 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:52,464 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:52,465 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:52,465 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:52,474 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:52,475 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:52,557 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:52,557 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:52,558 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:52,559 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:52,568 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:52,569 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:52,653 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:52,654 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:52,655 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:52,655 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:52,664 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:52,665 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:52,748 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:52,749 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:52,750 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:52,751 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:52,759 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:52,761 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:52,873 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:52,874 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:52,876 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:52,877 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:52,888 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:52,889 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:53,006 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:53,007 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:53,008 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:53,009 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:53,020 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:53,022 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:53,139 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:53,140 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:53,141 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:53,142 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:53,156 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:53,159 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:53,274 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:53,274 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:53,275 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:53,276 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:53,285 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:53,286 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:53,403 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:53,404 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:53,406 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:53,406 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:53,418 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:53,420 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:53,543 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:53,544 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:53,546 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:53,547 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:53,558 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:53,559 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:53,697 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:53,698 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:53,700 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:53,701 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:53,712 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:53,714 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:53,851 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:53,852 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:53,853 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:53,853 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:53,863 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:53,865 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:54,003 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:54,004 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:54,005 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:54,006 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:54,017 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:54,019 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:54,157 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:54,158 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:54,159 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:54,160 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:54,173 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:54,175 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:54,312 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:54,313 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:54,315 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:54,315 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:54,327 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:54,329 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:54,469 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:37:54,477 INFO L134 CoverageAnalysis]: Checked inductivity of 5814 backedges. 2261 proven. 741 refuted. 0 times theorem prover too weak. 2812 trivial. 0 not checked. [2021-05-02 12:37:54,478 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [957979898] provided 0 perfect and 1 imperfect interpolant sequences [2021-05-02 12:37:54,478 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-05-02 12:37:54,478 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [82, 81] total 122 [2021-05-02 12:37:54,478 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [691432620] [2021-05-02 12:37:54,478 INFO L460 AbstractCegarLoop]: Interpolant automaton has 122 states [2021-05-02 12:37:54,478 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-02 12:37:54,479 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 122 interpolants. [2021-05-02 12:37:54,479 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3247, Invalid=11515, Unknown=0, NotChecked=0, Total=14762 [2021-05-02 12:37:54,480 INFO L87 Difference]: Start difference. First operand 320 states and 321 transitions. Second operand has 122 states, 122 states have (on average 1.6967213114754098) internal successors, (207), 121 states have internal predecessors, (207), 78 states have call successors, (80), 3 states have call predecessors, (80), 1 states have return successors, (77), 77 states have call predecessors, (77), 77 states have call successors, (77) [2021-05-02 12:38:00,856 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-02 12:38:00,856 INFO L93 Difference]: Finished difference Result 446 states and 486 transitions. [2021-05-02 12:38:00,857 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 82 states. [2021-05-02 12:38:00,858 INFO L78 Accepts]: Start accepts. Automaton has has 122 states, 122 states have (on average 1.6967213114754098) internal successors, (207), 121 states have internal predecessors, (207), 78 states have call successors, (80), 3 states have call predecessors, (80), 1 states have return successors, (77), 77 states have call predecessors, (77), 77 states have call successors, (77) Word has length 317 [2021-05-02 12:38:00,858 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-02 12:38:00,859 INFO L225 Difference]: With dead ends: 446 [2021-05-02 12:38:00,859 INFO L226 Difference]: Without dead ends: 321 [2021-05-02 12:38:00,861 INFO L779 BasicCegarLoop]: 0 DeclaredPredicates, 554 GetRequests, 355 SyntacticMatches, 0 SemanticMatches, 199 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10945 ImplicationChecksByTransitivity, 10170.2ms TimeCoverageRelationStatistics Valid=7390, Invalid=32810, Unknown=0, NotChecked=0, Total=40200 [2021-05-02 12:38:00,861 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 321 states. [2021-05-02 12:38:00,893 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 321 to 321. [2021-05-02 12:38:00,893 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 321 states, 239 states have (on average 1.00836820083682) internal successors, (241), 240 states have internal predecessors, (241), 41 states have call successors, (41), 41 states have call predecessors, (41), 40 states have return successors, (40), 39 states have call predecessors, (40), 40 states have call successors, (40) [2021-05-02 12:38:00,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 321 states to 321 states and 322 transitions. [2021-05-02 12:38:00,894 INFO L78 Accepts]: Start accepts. Automaton has 321 states and 322 transitions. Word has length 317 [2021-05-02 12:38:00,894 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-02 12:38:00,894 INFO L480 AbstractCegarLoop]: Abstraction has 321 states and 322 transitions. [2021-05-02 12:38:00,894 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 122 states, 122 states have (on average 1.6967213114754098) internal successors, (207), 121 states have internal predecessors, (207), 78 states have call successors, (80), 3 states have call predecessors, (80), 1 states have return successors, (77), 77 states have call predecessors, (77), 77 states have call successors, (77) [2021-05-02 12:38:00,894 INFO L276 IsEmpty]: Start isEmpty. Operand 321 states and 322 transitions. [2021-05-02 12:38:00,896 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 319 [2021-05-02 12:38:00,896 INFO L515 BasicCegarLoop]: Found error trace [2021-05-02 12:38:00,896 INFO L523 BasicCegarLoop]: trace histogram [39, 39, 39, 39, 38, 38, 38, 38, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-02 12:38:01,120 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable76,77 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-02 12:38:01,121 INFO L428 AbstractCegarLoop]: === Iteration 78 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-02 12:38:01,121 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-02 12:38:01,121 INFO L82 PathProgramCache]: Analyzing trace with hash -1625079826, now seen corresponding path program 76 times [2021-05-02 12:38:01,121 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-02 12:38:01,121 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1780619100] [2021-05-02 12:38:01,121 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-02 12:38:01,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:38:02,320 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-02 12:38:02,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:38:02,323 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2021-05-02 12:38:02,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:38:02,324 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2021-05-02 12:38:02,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:38:02,326 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2021-05-02 12:38:02,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:38:02,328 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2021-05-02 12:38:02,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:38:02,330 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2021-05-02 12:38:02,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:38:02,332 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2021-05-02 12:38:02,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:38:02,334 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2021-05-02 12:38:02,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:38:02,335 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2021-05-02 12:38:02,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:38:02,337 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2021-05-02 12:38:02,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:38:02,339 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2021-05-02 12:38:02,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:38:02,340 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2021-05-02 12:38:02,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:38:02,342 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2021-05-02 12:38:02,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:38:02,345 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2021-05-02 12:38:02,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:38:02,347 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2021-05-02 12:38:02,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:38:02,348 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-05-02 12:38:02,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:38:02,350 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2021-05-02 12:38:02,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:38:02,352 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2021-05-02 12:38:02,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:38:02,353 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2021-05-02 12:38:02,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:38:02,355 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2021-05-02 12:38:02,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:38:02,357 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2021-05-02 12:38:02,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:38:02,359 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2021-05-02 12:38:02,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:38:02,361 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 195 [2021-05-02 12:38:02,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:38:02,362 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 202 [2021-05-02 12:38:02,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:38:02,364 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 209 [2021-05-02 12:38:02,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:38:02,365 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 216 [2021-05-02 12:38:02,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:38:02,366 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2021-05-02 12:38:02,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:38:02,367 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2021-05-02 12:38:02,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:38:02,368 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 237 [2021-05-02 12:38:02,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:38:02,369 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 244 [2021-05-02 12:38:02,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:38:02,370 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 251 [2021-05-02 12:38:02,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:38:02,371 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 258 [2021-05-02 12:38:02,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:38:02,372 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 265 [2021-05-02 12:38:02,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:38:02,373 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 272 [2021-05-02 12:38:02,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:38:02,375 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 279 [2021-05-02 12:38:02,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:38:02,376 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 286 [2021-05-02 12:38:02,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:38:02,377 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 293 [2021-05-02 12:38:02,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:38:02,379 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2021-05-02 12:38:02,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:38:02,382 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 307 [2021-05-02 12:38:02,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:38:02,385 INFO L134 CoverageAnalysis]: Checked inductivity of 5853 backedges. 817 proven. 2224 refuted. 0 times theorem prover too weak. 2812 trivial. 0 not checked. [2021-05-02 12:38:02,385 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-05-02 12:38:02,386 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1780619100] [2021-05-02 12:38:02,386 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1780619100] provided 0 perfect and 1 imperfect interpolant sequences [2021-05-02 12:38:02,386 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [122184996] [2021-05-02 12:38:02,386 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 78 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 78 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-02 12:38:02,514 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-05-02 12:38:02,514 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-05-02 12:38:02,518 INFO L263 TraceCheckSpWp]: Trace formula consists of 807 conjuncts, 84 conjunts are in the unsatisfiable core [2021-05-02 12:38:02,520 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-05-02 12:38:02,540 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:02,541 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:02,543 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:02,545 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:02,548 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:02,550 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:02,552 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:02,554 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:02,557 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:02,558 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:02,561 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:02,563 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:02,565 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:02,566 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:02,568 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:02,569 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:02,571 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:02,572 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:02,574 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:02,575 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:02,577 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:02,578 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:02,580 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:02,582 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:02,585 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:02,587 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:02,590 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:02,592 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:02,594 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:02,596 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:02,598 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:02,600 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:02,603 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:02,605 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:02,608 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:02,610 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:02,613 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:02,615 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:02,618 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:02,619 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:02,621 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:02,622 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:02,624 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:02,625 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:02,627 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:02,628 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:02,630 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:02,631 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:02,633 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:02,634 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:02,637 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:02,638 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:02,641 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:02,643 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:02,646 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:02,647 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:02,650 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:02,651 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:02,654 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:02,656 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:02,659 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:02,660 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:02,663 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:02,665 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:02,668 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:02,669 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:02,672 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:02,673 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:02,675 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:02,676 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:02,678 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:02,679 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:02,681 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:02,682 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:02,684 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:02,685 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:02,687 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:02,688 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:02,697 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:02,699 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:02,708 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:02,710 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:02,715 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:02,716 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:02,727 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:02,728 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:02,732 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:02,733 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:02,741 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:02,742 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:02,746 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:02,747 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:02,757 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:02,759 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:02,763 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:02,765 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:02,774 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:02,775 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:02,780 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:02,782 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:02,792 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:02,794 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:02,797 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:02,798 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:02,807 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:02,808 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:02,811 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:02,813 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:02,823 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:02,824 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:02,829 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:02,830 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:02,840 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:02,842 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:02,847 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:02,848 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:02,857 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:02,859 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:02,862 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:02,863 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:02,872 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:02,874 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:02,878 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:02,880 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:02,889 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:02,891 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:02,896 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:02,898 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:02,908 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:02,910 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:02,913 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:02,914 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:02,922 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:02,923 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:02,927 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:02,928 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:02,939 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:02,940 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:02,945 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:02,946 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:02,956 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:02,958 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:02,963 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:02,964 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:02,973 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:02,974 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:02,977 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:02,978 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:02,987 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:02,989 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:02,992 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:02,993 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:03,001 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:03,003 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:03,006 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:03,008 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:03,018 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:03,020 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:03,024 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:03,025 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:03,035 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:03,037 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:03,042 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:03,044 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:03,053 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:03,054 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:03,058 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:03,059 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:03,067 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:03,069 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:03,074 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:03,075 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:03,085 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:03,087 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:03,091 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:03,093 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:03,128 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:03,130 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:03,134 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:03,136 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:03,145 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:03,146 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:03,152 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:03,153 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:03,163 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:03,165 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:03,169 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:03,170 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:03,178 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:03,179 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:03,183 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:03,184 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:03,195 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:03,196 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:03,201 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:03,202 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:03,212 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:03,214 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:03,219 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:03,220 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:03,230 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:03,231 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:03,235 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:03,236 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:03,244 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:03,246 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:03,251 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:03,252 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:03,262 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:03,263 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:03,268 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:03,270 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:03,281 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:03,282 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:03,286 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:03,287 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:03,296 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:03,297 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:03,300 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:03,301 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:03,309 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:03,310 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:03,314 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:03,315 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:03,325 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:03,327 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:03,331 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:03,333 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:03,343 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:03,344 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:03,349 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:03,350 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:03,419 INFO L134 CoverageAnalysis]: Checked inductivity of 5853 backedges. 856 proven. 2185 refuted. 0 times theorem prover too weak. 2812 trivial. 0 not checked. [2021-05-02 12:38:03,419 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [122184996] provided 0 perfect and 1 imperfect interpolant sequences [2021-05-02 12:38:03,419 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-05-02 12:38:03,419 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [45, 44] total 48 [2021-05-02 12:38:03,420 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [848243528] [2021-05-02 12:38:03,420 INFO L460 AbstractCegarLoop]: Interpolant automaton has 48 states [2021-05-02 12:38:03,420 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-02 12:38:03,420 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 48 interpolants. [2021-05-02 12:38:03,420 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=876, Invalid=1380, Unknown=0, NotChecked=0, Total=2256 [2021-05-02 12:38:03,421 INFO L87 Difference]: Start difference. First operand 321 states and 322 transitions. Second operand has 48 states, 48 states have (on average 2.75) internal successors, (132), 45 states have internal predecessors, (132), 40 states have call successors, (43), 4 states have call predecessors, (43), 1 states have return successors, (39), 39 states have call predecessors, (39), 39 states have call successors, (39) [2021-05-02 12:38:05,862 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-02 12:38:05,862 INFO L93 Difference]: Finished difference Result 334 states and 336 transitions. [2021-05-02 12:38:05,863 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2021-05-02 12:38:05,863 INFO L78 Accepts]: Start accepts. Automaton has has 48 states, 48 states have (on average 2.75) internal successors, (132), 45 states have internal predecessors, (132), 40 states have call successors, (43), 4 states have call predecessors, (43), 1 states have return successors, (39), 39 states have call predecessors, (39), 39 states have call successors, (39) Word has length 318 [2021-05-02 12:38:05,863 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-02 12:38:05,864 INFO L225 Difference]: With dead ends: 334 [2021-05-02 12:38:05,864 INFO L226 Difference]: Without dead ends: 332 [2021-05-02 12:38:05,865 INFO L779 BasicCegarLoop]: 0 DeclaredPredicates, 522 GetRequests, 432 SyntacticMatches, 0 SemanticMatches, 90 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1488 ImplicationChecksByTransitivity, 2619.7ms TimeCoverageRelationStatistics Valid=2620, Invalid=5752, Unknown=0, NotChecked=0, Total=8372 [2021-05-02 12:38:05,865 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 332 states. [2021-05-02 12:38:05,891 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 332 to 328. [2021-05-02 12:38:05,892 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 328 states, 244 states have (on average 1.0081967213114753) internal successors, (246), 245 states have internal predecessors, (246), 42 states have call successors, (42), 42 states have call predecessors, (42), 41 states have return successors, (41), 40 states have call predecessors, (41), 41 states have call successors, (41) [2021-05-02 12:38:05,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 328 states to 328 states and 329 transitions. [2021-05-02 12:38:05,892 INFO L78 Accepts]: Start accepts. Automaton has 328 states and 329 transitions. Word has length 318 [2021-05-02 12:38:05,893 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-02 12:38:05,893 INFO L480 AbstractCegarLoop]: Abstraction has 328 states and 329 transitions. [2021-05-02 12:38:05,893 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 48 states, 48 states have (on average 2.75) internal successors, (132), 45 states have internal predecessors, (132), 40 states have call successors, (43), 4 states have call predecessors, (43), 1 states have return successors, (39), 39 states have call predecessors, (39), 39 states have call successors, (39) [2021-05-02 12:38:05,893 INFO L276 IsEmpty]: Start isEmpty. Operand 328 states and 329 transitions. [2021-05-02 12:38:05,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 326 [2021-05-02 12:38:05,895 INFO L515 BasicCegarLoop]: Found error trace [2021-05-02 12:38:05,895 INFO L523 BasicCegarLoop]: trace histogram [40, 40, 40, 39, 39, 39, 39, 39, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-02 12:38:06,095 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 78 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable77 [2021-05-02 12:38:06,096 INFO L428 AbstractCegarLoop]: === Iteration 79 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-02 12:38:06,096 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-02 12:38:06,096 INFO L82 PathProgramCache]: Analyzing trace with hash 1831480516, now seen corresponding path program 77 times [2021-05-02 12:38:06,096 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-02 12:38:06,096 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [405246131] [2021-05-02 12:38:06,096 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-02 12:38:06,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:38:09,292 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-02 12:38:09,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:38:09,294 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2021-05-02 12:38:09,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:38:09,296 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2021-05-02 12:38:09,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:38:09,298 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2021-05-02 12:38:09,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:38:09,300 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2021-05-02 12:38:09,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:38:09,302 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2021-05-02 12:38:09,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:38:09,304 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2021-05-02 12:38:09,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:38:09,306 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2021-05-02 12:38:09,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:38:09,307 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2021-05-02 12:38:09,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:38:09,309 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2021-05-02 12:38:09,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:38:09,311 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2021-05-02 12:38:09,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:38:09,313 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2021-05-02 12:38:09,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:38:09,315 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2021-05-02 12:38:09,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:38:09,317 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2021-05-02 12:38:09,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:38:09,319 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2021-05-02 12:38:09,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:38:09,320 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-05-02 12:38:09,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:38:09,322 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2021-05-02 12:38:09,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:38:09,324 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2021-05-02 12:38:09,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:38:09,326 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2021-05-02 12:38:09,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:38:09,328 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2021-05-02 12:38:09,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:38:09,330 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2021-05-02 12:38:09,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:38:09,332 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2021-05-02 12:38:09,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:38:09,334 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 195 [2021-05-02 12:38:09,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:38:09,337 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 202 [2021-05-02 12:38:09,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:38:09,340 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 209 [2021-05-02 12:38:09,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:38:09,343 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 216 [2021-05-02 12:38:09,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:38:09,345 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2021-05-02 12:38:09,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:38:09,348 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2021-05-02 12:38:09,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:38:09,350 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 237 [2021-05-02 12:38:09,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:38:09,353 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 244 [2021-05-02 12:38:09,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:38:09,356 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 251 [2021-05-02 12:38:09,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:38:09,359 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 258 [2021-05-02 12:38:09,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:38:09,361 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 265 [2021-05-02 12:38:09,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:38:09,364 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 272 [2021-05-02 12:38:09,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:38:09,366 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 279 [2021-05-02 12:38:09,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:38:09,369 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 286 [2021-05-02 12:38:09,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:38:09,371 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 293 [2021-05-02 12:38:09,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:38:09,373 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2021-05-02 12:38:09,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:38:09,376 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 307 [2021-05-02 12:38:09,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:38:09,378 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 314 [2021-05-02 12:38:09,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:38:09,381 INFO L134 CoverageAnalysis]: Checked inductivity of 6123 backedges. 2264 proven. 895 refuted. 0 times theorem prover too weak. 2964 trivial. 0 not checked. [2021-05-02 12:38:09,381 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-05-02 12:38:09,381 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [405246131] [2021-05-02 12:38:09,381 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [405246131] provided 0 perfect and 1 imperfect interpolant sequences [2021-05-02 12:38:09,381 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [351081730] [2021-05-02 12:38:09,381 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 79 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 79 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-02 12:38:09,536 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 40 check-sat command(s) [2021-05-02 12:38:09,536 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-05-02 12:38:09,540 INFO L263 TraceCheckSpWp]: Trace formula consists of 821 conjuncts, 82 conjunts are in the unsatisfiable core [2021-05-02 12:38:09,543 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-05-02 12:38:09,586 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:09,588 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:09,590 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:09,591 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:09,593 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:09,594 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:09,596 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:09,597 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:09,599 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:09,600 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:09,602 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:09,604 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:09,607 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:09,609 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:09,612 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:09,613 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:09,616 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:09,617 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:09,631 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:09,633 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:09,636 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:09,637 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:09,639 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:09,640 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:09,642 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:09,643 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:09,645 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:09,646 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:09,648 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:09,649 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:09,651 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:09,652 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:09,654 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:09,655 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:09,658 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:09,660 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:09,663 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:09,664 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:09,668 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:09,670 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:09,673 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:09,676 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:09,681 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:09,683 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:09,687 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:09,689 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:09,693 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:09,695 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:09,697 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:09,699 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:09,701 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:09,703 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:09,705 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:09,707 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:09,710 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:09,711 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:09,714 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:09,717 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:09,720 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:09,722 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:09,726 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:09,728 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:09,732 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:09,734 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:09,738 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:09,740 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:09,744 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:09,747 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:09,751 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:09,753 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:09,757 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:09,759 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:09,761 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:09,763 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:09,765 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:09,766 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:09,769 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:09,770 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:09,773 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:09,850 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:09,850 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:09,852 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:09,852 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:09,865 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:09,867 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:09,952 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:09,953 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:09,955 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:09,956 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:09,969 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:09,970 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:10,049 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:10,051 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:10,053 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:10,054 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:10,070 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:10,073 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:10,151 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:10,153 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:10,155 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:10,156 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:10,171 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:10,173 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:10,253 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:10,255 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:10,256 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:10,258 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:10,271 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:10,273 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:10,361 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:10,362 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:10,363 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:10,364 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:10,374 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:10,376 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:10,463 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:10,464 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:10,465 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:10,466 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:10,479 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:10,481 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:10,558 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:10,559 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:10,560 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:10,560 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:10,570 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:10,571 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:10,642 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:10,643 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:10,643 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:10,644 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:10,654 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:10,656 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:10,733 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:10,734 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:10,735 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:10,736 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:10,747 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:10,749 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:10,824 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:10,825 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:10,826 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:10,826 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:10,837 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:10,839 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:10,916 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:10,917 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:10,918 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:10,919 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:10,929 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:10,931 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:11,014 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:11,014 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:11,015 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:11,016 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:11,026 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:11,028 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:11,114 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:11,115 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:11,116 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:11,117 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:11,126 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:11,128 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:11,210 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:11,211 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:11,213 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:11,214 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:11,225 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:11,227 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:11,320 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:11,320 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:11,322 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:11,323 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:11,332 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:11,333 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:11,438 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:11,439 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:11,440 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:11,441 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:11,453 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:11,455 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:11,550 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:11,551 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:11,552 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:11,553 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:11,564 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:11,565 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:11,659 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:11,659 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:11,660 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:11,661 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:11,673 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:11,675 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:11,776 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:11,777 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:11,778 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:11,778 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:11,790 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:11,792 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:11,898 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:11,898 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:11,900 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:11,901 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:11,912 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:11,914 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:12,026 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:12,027 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:12,028 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:12,029 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:12,041 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:12,043 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:12,150 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:12,150 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:12,151 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:12,152 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:12,163 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:12,165 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:12,287 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:12,288 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:12,290 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:12,291 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:12,303 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:12,305 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:12,423 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:12,425 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:12,426 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:12,427 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:12,438 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:12,440 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:12,555 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:12,555 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:12,556 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:12,557 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:12,567 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:12,570 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:12,696 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:12,697 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:12,699 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:12,699 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:12,709 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:12,711 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:12,826 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:12,827 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:12,828 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:12,829 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:12,842 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:12,844 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:12,962 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:12,963 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:12,964 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:12,965 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:12,975 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:12,977 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:13,093 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:13,094 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:13,095 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:13,096 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:13,107 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:13,109 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:13,238 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:13,238 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:13,239 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:13,240 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:13,250 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:13,252 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:13,373 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:13,374 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:13,375 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:13,375 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:13,385 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:13,387 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:13,515 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:13,516 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:13,518 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:13,520 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:13,532 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:13,534 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:13,658 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:13,660 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:13,661 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:13,662 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:13,674 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:13,676 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:13,799 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:13,800 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:13,801 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:13,801 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:13,810 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:13,812 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:13,913 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:13,913 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:13,914 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:13,915 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:13,926 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:13,927 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:14,030 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:14,031 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:14,032 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:14,032 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:14,042 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:14,043 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:14,148 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:14,149 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:14,149 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:14,150 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:14,159 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:14,160 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:14,264 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:14,264 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:14,265 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:14,266 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:14,275 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:14,276 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:14,399 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:14,408 INFO L134 CoverageAnalysis]: Checked inductivity of 6123 backedges. 2379 proven. 780 refuted. 0 times theorem prover too weak. 2964 trivial. 0 not checked. [2021-05-02 12:38:14,408 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [351081730] provided 0 perfect and 1 imperfect interpolant sequences [2021-05-02 12:38:14,408 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-05-02 12:38:14,408 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [84, 83] total 125 [2021-05-02 12:38:14,408 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1734703300] [2021-05-02 12:38:14,409 INFO L460 AbstractCegarLoop]: Interpolant automaton has 125 states [2021-05-02 12:38:14,409 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-02 12:38:14,409 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 125 interpolants. [2021-05-02 12:38:14,410 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3410, Invalid=12090, Unknown=0, NotChecked=0, Total=15500 [2021-05-02 12:38:14,410 INFO L87 Difference]: Start difference. First operand 328 states and 329 transitions. Second operand has 125 states, 125 states have (on average 1.696) internal successors, (212), 124 states have internal predecessors, (212), 80 states have call successors, (82), 3 states have call predecessors, (82), 1 states have return successors, (79), 79 states have call predecessors, (79), 79 states have call successors, (79) [2021-05-02 12:38:21,391 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-02 12:38:21,392 INFO L93 Difference]: Finished difference Result 457 states and 498 transitions. [2021-05-02 12:38:21,392 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 84 states. [2021-05-02 12:38:21,393 INFO L78 Accepts]: Start accepts. Automaton has has 125 states, 125 states have (on average 1.696) internal successors, (212), 124 states have internal predecessors, (212), 80 states have call successors, (82), 3 states have call predecessors, (82), 1 states have return successors, (79), 79 states have call predecessors, (79), 79 states have call successors, (79) Word has length 325 [2021-05-02 12:38:21,393 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-02 12:38:21,394 INFO L225 Difference]: With dead ends: 457 [2021-05-02 12:38:21,394 INFO L226 Difference]: Without dead ends: 329 [2021-05-02 12:38:21,396 INFO L779 BasicCegarLoop]: 0 DeclaredPredicates, 568 GetRequests, 364 SyntacticMatches, 0 SemanticMatches, 204 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11506 ImplicationChecksByTransitivity, 11624.7ms TimeCoverageRelationStatistics Valid=7759, Invalid=34471, Unknown=0, NotChecked=0, Total=42230 [2021-05-02 12:38:21,396 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 329 states. [2021-05-02 12:38:21,436 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 329 to 329. [2021-05-02 12:38:21,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 329 states, 245 states have (on average 1.0081632653061225) internal successors, (247), 246 states have internal predecessors, (247), 42 states have call successors, (42), 42 states have call predecessors, (42), 41 states have return successors, (41), 40 states have call predecessors, (41), 41 states have call successors, (41) [2021-05-02 12:38:21,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 329 states to 329 states and 330 transitions. [2021-05-02 12:38:21,437 INFO L78 Accepts]: Start accepts. Automaton has 329 states and 330 transitions. Word has length 325 [2021-05-02 12:38:21,437 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-02 12:38:21,437 INFO L480 AbstractCegarLoop]: Abstraction has 329 states and 330 transitions. [2021-05-02 12:38:21,437 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 125 states, 125 states have (on average 1.696) internal successors, (212), 124 states have internal predecessors, (212), 80 states have call successors, (82), 3 states have call predecessors, (82), 1 states have return successors, (79), 79 states have call predecessors, (79), 79 states have call successors, (79) [2021-05-02 12:38:21,437 INFO L276 IsEmpty]: Start isEmpty. Operand 329 states and 330 transitions. [2021-05-02 12:38:21,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 327 [2021-05-02 12:38:21,438 INFO L515 BasicCegarLoop]: Found error trace [2021-05-02 12:38:21,438 INFO L523 BasicCegarLoop]: trace histogram [40, 40, 40, 40, 39, 39, 39, 39, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-02 12:38:21,639 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 79 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable78 [2021-05-02 12:38:21,639 INFO L428 AbstractCegarLoop]: === Iteration 80 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-02 12:38:21,639 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-02 12:38:21,640 INFO L82 PathProgramCache]: Analyzing trace with hash 1239626124, now seen corresponding path program 78 times [2021-05-02 12:38:21,640 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-02 12:38:21,640 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1118731353] [2021-05-02 12:38:21,640 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-02 12:38:21,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:38:23,048 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-02 12:38:23,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:38:23,051 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2021-05-02 12:38:23,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:38:23,052 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2021-05-02 12:38:23,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:38:23,054 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2021-05-02 12:38:23,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:38:23,056 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2021-05-02 12:38:23,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:38:23,058 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2021-05-02 12:38:23,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:38:23,060 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2021-05-02 12:38:23,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:38:23,062 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2021-05-02 12:38:23,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:38:23,063 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2021-05-02 12:38:23,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:38:23,065 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2021-05-02 12:38:23,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:38:23,067 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2021-05-02 12:38:23,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:38:23,068 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2021-05-02 12:38:23,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:38:23,069 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2021-05-02 12:38:23,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:38:23,070 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2021-05-02 12:38:23,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:38:23,071 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2021-05-02 12:38:23,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:38:23,072 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2021-05-02 12:38:23,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:38:23,073 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2021-05-02 12:38:23,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:38:23,074 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2021-05-02 12:38:23,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:38:23,075 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2021-05-02 12:38:23,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:38:23,076 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2021-05-02 12:38:23,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:38:23,077 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2021-05-02 12:38:23,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:38:23,078 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 189 [2021-05-02 12:38:23,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:38:23,079 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 196 [2021-05-02 12:38:23,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:38:23,081 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2021-05-02 12:38:23,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:38:23,083 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 210 [2021-05-02 12:38:23,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:38:23,086 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2021-05-02 12:38:23,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:38:23,087 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2021-05-02 12:38:23,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:38:23,089 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 231 [2021-05-02 12:38:23,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:38:23,093 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 238 [2021-05-02 12:38:23,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:38:23,095 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2021-05-02 12:38:23,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:38:23,097 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 252 [2021-05-02 12:38:23,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:38:23,099 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 259 [2021-05-02 12:38:23,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:38:23,101 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 266 [2021-05-02 12:38:23,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:38:23,103 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 273 [2021-05-02 12:38:23,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:38:23,106 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 280 [2021-05-02 12:38:23,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:38:23,108 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 287 [2021-05-02 12:38:23,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:38:23,110 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 294 [2021-05-02 12:38:23,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:38:23,113 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 301 [2021-05-02 12:38:23,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:38:23,114 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 308 [2021-05-02 12:38:23,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:38:23,115 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 315 [2021-05-02 12:38:23,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:38:23,117 INFO L134 CoverageAnalysis]: Checked inductivity of 6163 backedges. 858 proven. 2341 refuted. 0 times theorem prover too weak. 2964 trivial. 0 not checked. [2021-05-02 12:38:23,117 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-05-02 12:38:23,117 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1118731353] [2021-05-02 12:38:23,117 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1118731353] provided 0 perfect and 1 imperfect interpolant sequences [2021-05-02 12:38:23,117 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [672922042] [2021-05-02 12:38:23,117 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 80 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 80 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-02 12:38:23,301 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 40 check-sat command(s) [2021-05-02 12:38:23,302 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-05-02 12:38:23,305 INFO L263 TraceCheckSpWp]: Trace formula consists of 826 conjuncts, 88 conjunts are in the unsatisfiable core [2021-05-02 12:38:23,308 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-05-02 12:38:23,332 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:23,334 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:23,337 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:23,338 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:23,341 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:23,343 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:23,346 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:23,347 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:23,349 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:23,351 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:23,352 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:23,354 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:23,355 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:23,357 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:23,358 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:23,360 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:23,361 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:23,363 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:23,365 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:23,366 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:23,369 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:23,371 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:23,374 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:23,376 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:23,378 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:23,380 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:23,382 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:23,384 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:23,387 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:23,389 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:23,392 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:23,394 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:23,397 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:23,399 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:23,402 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:23,404 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:23,406 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:23,407 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:23,409 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:23,410 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:23,412 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:23,413 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:23,415 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:23,416 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:23,418 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:23,419 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:23,421 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:23,422 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:23,424 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:23,425 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:23,427 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:23,428 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:23,430 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:23,431 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:23,433 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:23,434 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:23,436 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:23,437 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:23,439 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:23,440 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:23,444 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:23,446 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:23,448 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:23,450 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:23,453 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:23,454 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:23,457 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:23,458 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:23,461 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:23,463 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:23,466 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:23,468 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:23,471 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:23,473 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:23,476 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:23,477 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:23,481 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:23,482 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:23,484 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:23,485 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:23,492 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:23,493 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:23,501 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:23,503 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:23,508 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:23,509 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:23,519 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:23,522 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:23,527 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:23,528 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:23,539 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:23,540 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:23,544 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:23,545 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:23,553 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:23,554 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:23,558 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:23,559 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:23,567 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:23,568 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:23,572 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:23,573 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:23,583 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:23,584 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:23,589 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:23,590 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:23,600 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:23,602 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:23,607 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:23,609 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:23,620 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:23,621 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:23,625 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:23,626 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:23,634 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:23,635 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:23,639 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:23,640 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:23,652 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:23,653 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:23,658 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:23,659 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:23,670 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:23,672 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:23,677 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:23,678 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:23,688 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:23,689 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:23,693 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:23,694 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:23,702 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:23,703 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:23,707 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:23,708 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:23,716 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:23,717 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:23,722 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:23,724 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:23,734 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:23,736 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:23,740 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:23,742 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:23,753 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:23,755 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:23,760 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:23,761 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:23,770 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:23,771 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:23,775 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:23,776 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:23,785 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:23,787 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:23,792 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:23,793 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:23,803 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:23,805 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:23,810 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:23,812 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:23,822 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:23,823 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:23,827 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:23,828 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:23,836 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:23,837 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:23,841 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:23,842 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:23,850 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:23,851 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:23,856 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:23,857 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:23,868 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:23,869 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:23,874 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:23,875 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:23,886 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:23,888 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:23,893 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:23,894 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:23,904 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:23,905 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:23,909 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:23,909 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:23,919 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:23,921 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:23,925 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:23,927 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:23,937 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:23,938 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:23,943 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:23,945 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:23,956 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:23,957 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:23,962 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:23,963 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:23,971 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:23,972 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:23,976 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:23,977 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:23,986 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:23,987 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:23,991 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:23,992 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:24,002 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:24,005 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:24,011 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:24,013 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:24,024 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:24,026 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:24,030 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:24,032 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:24,044 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:24,045 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:24,050 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:24,051 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:24,060 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:24,061 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:24,065 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:24,066 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:24,077 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:24,078 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:24,083 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:24,084 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:24,095 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:24,096 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:24,101 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:24,103 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:24,113 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:24,114 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:24,117 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:24,118 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:24,127 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:24,128 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:24,131 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:24,132 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:24,143 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:24,144 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:24,149 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:24,151 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:24,220 INFO L134 CoverageAnalysis]: Checked inductivity of 6163 backedges. 898 proven. 2301 refuted. 0 times theorem prover too weak. 2964 trivial. 0 not checked. [2021-05-02 12:38:24,220 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [672922042] provided 0 perfect and 1 imperfect interpolant sequences [2021-05-02 12:38:24,220 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-05-02 12:38:24,220 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [46, 45] total 49 [2021-05-02 12:38:24,220 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1163462798] [2021-05-02 12:38:24,221 INFO L460 AbstractCegarLoop]: Interpolant automaton has 49 states [2021-05-02 12:38:24,221 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-02 12:38:24,221 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 49 interpolants. [2021-05-02 12:38:24,221 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=918, Invalid=1434, Unknown=0, NotChecked=0, Total=2352 [2021-05-02 12:38:24,221 INFO L87 Difference]: Start difference. First operand 329 states and 330 transitions. Second operand has 49 states, 49 states have (on average 2.7551020408163267) internal successors, (135), 46 states have internal predecessors, (135), 41 states have call successors, (44), 4 states have call predecessors, (44), 1 states have return successors, (40), 40 states have call predecessors, (40), 40 states have call successors, (40) [2021-05-02 12:38:26,604 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-02 12:38:26,604 INFO L93 Difference]: Finished difference Result 342 states and 344 transitions. [2021-05-02 12:38:26,605 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2021-05-02 12:38:26,605 INFO L78 Accepts]: Start accepts. Automaton has has 49 states, 49 states have (on average 2.7551020408163267) internal successors, (135), 46 states have internal predecessors, (135), 41 states have call successors, (44), 4 states have call predecessors, (44), 1 states have return successors, (40), 40 states have call predecessors, (40), 40 states have call successors, (40) Word has length 326 [2021-05-02 12:38:26,606 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-02 12:38:26,606 INFO L225 Difference]: With dead ends: 342 [2021-05-02 12:38:26,606 INFO L226 Difference]: Without dead ends: 340 [2021-05-02 12:38:26,607 INFO L779 BasicCegarLoop]: 0 DeclaredPredicates, 535 GetRequests, 443 SyntacticMatches, 0 SemanticMatches, 92 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1546 ImplicationChecksByTransitivity, 2970.1ms TimeCoverageRelationStatistics Valid=2746, Invalid=5996, Unknown=0, NotChecked=0, Total=8742 [2021-05-02 12:38:26,607 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 340 states. [2021-05-02 12:38:26,650 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 340 to 336. [2021-05-02 12:38:26,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 336 states, 250 states have (on average 1.008) internal successors, (252), 251 states have internal predecessors, (252), 43 states have call successors, (43), 43 states have call predecessors, (43), 42 states have return successors, (42), 41 states have call predecessors, (42), 42 states have call successors, (42) [2021-05-02 12:38:26,651 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 336 states to 336 states and 337 transitions. [2021-05-02 12:38:26,652 INFO L78 Accepts]: Start accepts. Automaton has 336 states and 337 transitions. Word has length 326 [2021-05-02 12:38:26,652 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-02 12:38:26,652 INFO L480 AbstractCegarLoop]: Abstraction has 336 states and 337 transitions. [2021-05-02 12:38:26,652 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 49 states, 49 states have (on average 2.7551020408163267) internal successors, (135), 46 states have internal predecessors, (135), 41 states have call successors, (44), 4 states have call predecessors, (44), 1 states have return successors, (40), 40 states have call predecessors, (40), 40 states have call successors, (40) [2021-05-02 12:38:26,652 INFO L276 IsEmpty]: Start isEmpty. Operand 336 states and 337 transitions. [2021-05-02 12:38:26,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 334 [2021-05-02 12:38:26,653 INFO L515 BasicCegarLoop]: Found error trace [2021-05-02 12:38:26,654 INFO L523 BasicCegarLoop]: trace histogram [41, 41, 41, 40, 40, 40, 40, 40, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-02 12:38:26,860 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable79,80 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-02 12:38:26,861 INFO L428 AbstractCegarLoop]: === Iteration 81 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-02 12:38:26,861 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-02 12:38:26,861 INFO L82 PathProgramCache]: Analyzing trace with hash 365088102, now seen corresponding path program 79 times [2021-05-02 12:38:26,861 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-02 12:38:26,861 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [984639866] [2021-05-02 12:38:26,861 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-02 12:38:26,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:38:30,556 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-02 12:38:30,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:38:30,559 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2021-05-02 12:38:30,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:38:30,561 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2021-05-02 12:38:30,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:38:30,562 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2021-05-02 12:38:30,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:38:30,564 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2021-05-02 12:38:30,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:38:30,566 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2021-05-02 12:38:30,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:38:30,568 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2021-05-02 12:38:30,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:38:30,569 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2021-05-02 12:38:30,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:38:30,571 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2021-05-02 12:38:30,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:38:30,573 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2021-05-02 12:38:30,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:38:30,575 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2021-05-02 12:38:30,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:38:30,576 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2021-05-02 12:38:30,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:38:30,578 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2021-05-02 12:38:30,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:38:30,580 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2021-05-02 12:38:30,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:38:30,582 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2021-05-02 12:38:30,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:38:30,583 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2021-05-02 12:38:30,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:38:30,584 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2021-05-02 12:38:30,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:38:30,585 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2021-05-02 12:38:30,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:38:30,587 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2021-05-02 12:38:30,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:38:30,588 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2021-05-02 12:38:30,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:38:30,589 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2021-05-02 12:38:30,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:38:30,591 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 189 [2021-05-02 12:38:30,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:38:30,593 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 196 [2021-05-02 12:38:30,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:38:30,595 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2021-05-02 12:38:30,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:38:30,597 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 210 [2021-05-02 12:38:30,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:38:30,599 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2021-05-02 12:38:30,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:38:30,600 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2021-05-02 12:38:30,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:38:30,602 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 231 [2021-05-02 12:38:30,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:38:30,603 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 238 [2021-05-02 12:38:30,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:38:30,605 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2021-05-02 12:38:30,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:38:30,606 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 252 [2021-05-02 12:38:30,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:38:30,608 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 259 [2021-05-02 12:38:30,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:38:30,610 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 266 [2021-05-02 12:38:30,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:38:30,612 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 273 [2021-05-02 12:38:30,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:38:30,614 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 280 [2021-05-02 12:38:30,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:38:30,616 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 287 [2021-05-02 12:38:30,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:38:30,618 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 294 [2021-05-02 12:38:30,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:38:30,621 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 301 [2021-05-02 12:38:30,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:38:30,623 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 308 [2021-05-02 12:38:30,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:38:30,625 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 315 [2021-05-02 12:38:30,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:38:30,627 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2021-05-02 12:38:30,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:38:30,630 INFO L134 CoverageAnalysis]: Checked inductivity of 6440 backedges. 2382 proven. 938 refuted. 0 times theorem prover too weak. 3120 trivial. 0 not checked. [2021-05-02 12:38:30,630 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-05-02 12:38:30,630 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [984639866] [2021-05-02 12:38:30,630 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [984639866] provided 0 perfect and 1 imperfect interpolant sequences [2021-05-02 12:38:30,630 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [69134630] [2021-05-02 12:38:30,630 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 81 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 81 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-02 12:38:30,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:38:30,749 INFO L263 TraceCheckSpWp]: Trace formula consists of 840 conjuncts, 84 conjunts are in the unsatisfiable core [2021-05-02 12:38:30,752 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-05-02 12:38:30,797 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:30,799 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:30,802 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:30,804 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:30,807 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:30,809 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:30,812 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:30,813 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:30,816 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:30,818 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:30,821 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:30,822 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:30,826 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:30,827 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:30,830 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:30,832 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:30,835 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:30,837 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:30,840 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:30,842 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:30,845 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:30,847 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:30,850 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:30,852 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:30,856 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:30,857 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:30,860 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:30,861 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:30,863 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:30,864 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:30,868 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:30,869 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:30,872 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:30,874 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:30,876 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:30,878 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:30,880 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:30,882 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:30,885 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:30,887 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:30,890 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:30,892 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:30,896 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:30,898 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:30,901 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:30,903 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:30,905 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:30,906 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:30,909 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:30,911 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:30,914 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:30,916 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:30,919 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:30,921 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:30,924 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:30,926 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:30,929 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:30,930 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:30,933 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:30,934 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:30,937 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:30,939 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:30,942 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:30,943 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:30,946 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:30,947 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:30,951 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:30,952 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:30,955 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:30,957 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:30,960 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:30,962 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:30,965 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:30,967 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:30,970 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:30,971 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:30,973 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:30,974 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:30,976 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:30,978 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:30,982 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:31,056 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:31,057 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:31,060 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:31,061 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:31,073 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:31,075 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:31,147 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:31,148 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:31,149 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:31,150 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:31,162 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:31,163 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:31,238 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:31,239 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:31,240 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:31,241 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:31,254 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:31,256 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:31,334 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:31,335 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:31,337 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:31,339 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:31,351 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:31,353 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:31,434 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:31,435 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:31,436 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:31,437 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:31,452 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:31,455 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:31,538 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:31,540 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:31,541 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:31,542 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:31,556 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:31,558 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:31,628 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:31,629 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:31,630 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:31,630 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:31,651 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:31,653 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:31,718 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:31,719 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:31,720 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:31,720 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:31,730 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:31,731 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:31,796 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:31,796 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:31,797 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:31,798 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:31,808 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:31,809 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:31,879 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:31,880 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:31,881 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:31,881 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:31,891 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:31,892 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:31,961 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:31,962 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:31,962 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:31,963 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:31,972 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:31,973 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:32,041 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:32,042 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:32,043 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:32,043 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:32,063 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:32,065 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:32,141 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:32,141 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:32,142 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:32,143 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:32,153 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:32,154 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:32,258 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:32,259 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:32,261 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:32,263 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:32,276 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:32,278 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:32,388 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:32,389 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:32,391 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:32,392 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:32,406 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:32,408 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:32,499 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:32,500 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:32,501 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:32,502 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:32,512 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:32,513 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:32,642 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:32,643 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:32,646 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:32,647 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:32,666 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:32,669 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:32,805 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:32,806 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:32,808 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:32,809 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:32,827 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:32,830 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:32,958 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:32,960 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:32,961 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:32,962 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:32,976 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:32,978 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:33,092 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:33,094 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:33,095 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:33,096 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:33,109 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:33,110 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:33,216 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:33,217 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:33,218 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:33,220 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:33,234 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:33,236 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:33,345 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:33,346 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:33,348 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:33,349 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:33,362 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:33,364 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:33,483 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:33,485 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:33,486 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:33,488 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:33,510 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:33,513 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:33,626 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:33,628 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:33,629 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:33,630 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:33,643 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:33,645 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:33,766 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:33,768 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:33,769 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:33,770 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:33,784 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:33,786 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:33,910 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:33,911 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:33,913 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:33,914 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:33,927 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:33,929 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:34,047 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:34,048 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:34,049 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:34,050 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:34,062 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:34,064 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:34,181 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:34,182 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:34,183 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:34,184 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:34,198 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:34,200 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:34,325 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:34,326 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:34,327 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:34,327 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:34,336 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:34,338 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:34,432 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:34,433 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:34,434 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:34,434 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:34,443 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:34,445 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:34,542 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:34,543 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:34,544 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:34,544 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:34,555 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:34,556 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:34,655 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:34,656 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:34,657 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:34,658 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:34,667 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:34,669 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:34,768 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:34,768 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:34,769 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:34,770 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:34,779 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:34,781 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:34,915 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:34,916 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:34,918 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:34,919 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:34,935 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:34,937 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:35,105 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:35,106 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:35,108 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:35,109 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:35,122 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:35,124 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:35,292 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:35,293 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:35,295 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:35,296 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:35,322 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:35,324 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:35,503 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:35,504 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:35,506 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:35,508 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:35,526 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:35,529 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:35,669 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:35,670 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:35,671 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:35,671 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:35,681 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:35,683 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:35,857 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:35,858 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:35,860 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:35,861 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:35,877 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:35,880 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:36,057 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:36,058 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:36,060 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:36,061 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:36,076 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:36,078 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:36,255 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:36,267 INFO L134 CoverageAnalysis]: Checked inductivity of 6440 backedges. 2500 proven. 820 refuted. 0 times theorem prover too weak. 3120 trivial. 0 not checked. [2021-05-02 12:38:36,267 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [69134630] provided 0 perfect and 1 imperfect interpolant sequences [2021-05-02 12:38:36,267 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-05-02 12:38:36,267 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [86, 85] total 128 [2021-05-02 12:38:36,267 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [500003709] [2021-05-02 12:38:36,268 INFO L460 AbstractCegarLoop]: Interpolant automaton has 128 states [2021-05-02 12:38:36,268 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-02 12:38:36,269 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 128 interpolants. [2021-05-02 12:38:36,270 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3577, Invalid=12679, Unknown=0, NotChecked=0, Total=16256 [2021-05-02 12:38:36,270 INFO L87 Difference]: Start difference. First operand 336 states and 337 transitions. Second operand has 128 states, 128 states have (on average 1.6953125) internal successors, (217), 127 states have internal predecessors, (217), 82 states have call successors, (84), 3 states have call predecessors, (84), 1 states have return successors, (81), 81 states have call predecessors, (81), 81 states have call successors, (81) [2021-05-02 12:38:43,342 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-02 12:38:43,342 INFO L93 Difference]: Finished difference Result 468 states and 510 transitions. [2021-05-02 12:38:43,342 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 86 states. [2021-05-02 12:38:43,343 INFO L78 Accepts]: Start accepts. Automaton has has 128 states, 128 states have (on average 1.6953125) internal successors, (217), 127 states have internal predecessors, (217), 82 states have call successors, (84), 3 states have call predecessors, (84), 1 states have return successors, (81), 81 states have call predecessors, (81), 81 states have call successors, (81) Word has length 333 [2021-05-02 12:38:43,343 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-02 12:38:43,344 INFO L225 Difference]: With dead ends: 468 [2021-05-02 12:38:43,344 INFO L226 Difference]: Without dead ends: 337 [2021-05-02 12:38:43,346 INFO L779 BasicCegarLoop]: 0 DeclaredPredicates, 582 GetRequests, 373 SyntacticMatches, 0 SemanticMatches, 209 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12081 ImplicationChecksByTransitivity, 12754.3ms TimeCoverageRelationStatistics Valid=8137, Invalid=36173, Unknown=0, NotChecked=0, Total=44310 [2021-05-02 12:38:43,346 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 337 states. [2021-05-02 12:38:43,381 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 337 to 337. [2021-05-02 12:38:43,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 337 states, 251 states have (on average 1.0079681274900398) internal successors, (253), 252 states have internal predecessors, (253), 43 states have call successors, (43), 43 states have call predecessors, (43), 42 states have return successors, (42), 41 states have call predecessors, (42), 42 states have call successors, (42) [2021-05-02 12:38:43,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 337 states to 337 states and 338 transitions. [2021-05-02 12:38:43,382 INFO L78 Accepts]: Start accepts. Automaton has 337 states and 338 transitions. Word has length 333 [2021-05-02 12:38:43,383 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-02 12:38:43,383 INFO L480 AbstractCegarLoop]: Abstraction has 337 states and 338 transitions. [2021-05-02 12:38:43,383 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 128 states, 128 states have (on average 1.6953125) internal successors, (217), 127 states have internal predecessors, (217), 82 states have call successors, (84), 3 states have call predecessors, (84), 1 states have return successors, (81), 81 states have call predecessors, (81), 81 states have call successors, (81) [2021-05-02 12:38:43,383 INFO L276 IsEmpty]: Start isEmpty. Operand 337 states and 338 transitions. [2021-05-02 12:38:43,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 335 [2021-05-02 12:38:43,384 INFO L515 BasicCegarLoop]: Found error trace [2021-05-02 12:38:43,384 INFO L523 BasicCegarLoop]: trace histogram [41, 41, 41, 41, 40, 40, 40, 40, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-02 12:38:43,584 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable80,81 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-02 12:38:43,585 INFO L428 AbstractCegarLoop]: === Iteration 82 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-02 12:38:43,585 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-02 12:38:43,585 INFO L82 PathProgramCache]: Analyzing trace with hash 279874094, now seen corresponding path program 80 times [2021-05-02 12:38:43,585 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-02 12:38:43,585 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [910593133] [2021-05-02 12:38:43,585 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-02 12:38:43,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:38:45,167 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-02 12:38:45,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:38:45,170 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2021-05-02 12:38:45,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:38:45,173 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2021-05-02 12:38:45,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:38:45,175 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2021-05-02 12:38:45,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:38:45,177 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2021-05-02 12:38:45,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:38:45,179 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2021-05-02 12:38:45,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:38:45,181 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2021-05-02 12:38:45,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:38:45,183 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2021-05-02 12:38:45,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:38:45,185 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2021-05-02 12:38:45,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:38:45,187 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2021-05-02 12:38:45,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:38:45,189 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2021-05-02 12:38:45,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:38:45,191 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2021-05-02 12:38:45,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:38:45,194 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2021-05-02 12:38:45,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:38:45,196 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2021-05-02 12:38:45,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:38:45,198 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2021-05-02 12:38:45,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:38:45,201 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2021-05-02 12:38:45,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:38:45,203 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2021-05-02 12:38:45,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:38:45,205 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2021-05-02 12:38:45,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:38:45,207 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 169 [2021-05-02 12:38:45,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:38:45,210 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2021-05-02 12:38:45,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:38:45,212 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 183 [2021-05-02 12:38:45,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:38:45,214 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2021-05-02 12:38:45,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:38:45,216 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2021-05-02 12:38:45,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:38:45,218 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2021-05-02 12:38:45,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:38:45,221 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 211 [2021-05-02 12:38:45,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:38:45,223 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2021-05-02 12:38:45,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:38:45,225 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 225 [2021-05-02 12:38:45,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:38:45,227 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 232 [2021-05-02 12:38:45,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:38:45,230 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 239 [2021-05-02 12:38:45,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:38:45,232 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2021-05-02 12:38:45,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:38:45,234 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 253 [2021-05-02 12:38:45,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:38:45,237 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 260 [2021-05-02 12:38:45,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:38:45,239 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2021-05-02 12:38:45,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:38:45,241 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 274 [2021-05-02 12:38:45,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:38:45,244 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 281 [2021-05-02 12:38:45,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:38:45,246 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 288 [2021-05-02 12:38:45,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:38:45,248 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 295 [2021-05-02 12:38:45,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:38:45,251 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 302 [2021-05-02 12:38:45,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:38:45,253 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 309 [2021-05-02 12:38:45,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:38:45,255 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 316 [2021-05-02 12:38:45,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:38:45,258 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 323 [2021-05-02 12:38:45,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:38:45,261 INFO L134 CoverageAnalysis]: Checked inductivity of 6481 backedges. 900 proven. 2461 refuted. 0 times theorem prover too weak. 3120 trivial. 0 not checked. [2021-05-02 12:38:45,261 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-05-02 12:38:45,261 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [910593133] [2021-05-02 12:38:45,261 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [910593133] provided 0 perfect and 1 imperfect interpolant sequences [2021-05-02 12:38:45,262 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [758426840] [2021-05-02 12:38:45,262 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 82 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 82 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-02 12:38:45,384 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-05-02 12:38:45,384 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-05-02 12:38:45,388 INFO L263 TraceCheckSpWp]: Trace formula consists of 845 conjuncts, 88 conjunts are in the unsatisfiable core [2021-05-02 12:38:45,390 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-05-02 12:38:45,417 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:45,419 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:45,424 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:45,426 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:45,430 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:45,432 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:45,437 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:45,439 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:45,441 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:45,444 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:45,448 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:45,451 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:45,454 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:45,457 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:45,460 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:45,462 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:45,466 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:45,468 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:45,471 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:45,472 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:45,477 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:45,479 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:45,483 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:45,485 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:45,489 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:45,491 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:45,494 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:45,496 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:45,500 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:45,502 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:45,507 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:45,509 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:45,513 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:45,515 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:45,518 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:45,520 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:45,523 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:45,526 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:45,530 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:45,532 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:45,537 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:45,540 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:45,544 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:45,547 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:45,552 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:45,554 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:45,557 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:45,560 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:45,564 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:45,567 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:45,572 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:45,574 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:45,578 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:45,580 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:45,584 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:45,586 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:45,589 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:45,592 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:45,595 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:45,597 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:45,600 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:45,601 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:45,605 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:45,608 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:45,612 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:45,614 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:45,617 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:45,619 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:45,623 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:45,625 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:45,628 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:45,630 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:45,633 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:45,635 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:45,639 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:45,641 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:45,645 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:45,648 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:45,651 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:45,653 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:45,657 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:45,659 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:45,669 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:45,670 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:45,684 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:45,686 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:45,692 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:45,693 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:45,702 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:45,703 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:45,707 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:45,708 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:45,719 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:45,721 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:45,727 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:45,728 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:45,742 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:45,744 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:45,750 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:45,752 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:45,763 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:45,766 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:45,786 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:45,788 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:45,801 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:45,803 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:45,809 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:45,810 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:45,820 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:45,821 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:45,825 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:45,826 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:45,836 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:45,839 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:45,845 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:45,847 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:45,859 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:45,861 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:45,867 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:45,869 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:45,881 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:45,882 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:45,886 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:45,887 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:45,896 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:45,897 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:45,901 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:45,902 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:45,915 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:45,917 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:45,922 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:45,924 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:45,938 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:45,941 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:45,948 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:45,949 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:45,962 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:45,964 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:45,970 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:45,971 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:45,985 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:45,987 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:45,992 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:45,993 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:46,007 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:46,009 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:46,014 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:46,015 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:46,024 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:46,025 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:46,029 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:46,030 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:46,042 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:46,043 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:46,049 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:46,050 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:46,063 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:46,065 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:46,070 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:46,072 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:46,082 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:46,083 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:46,087 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:46,088 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:46,098 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:46,100 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:46,104 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:46,105 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:46,113 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:46,115 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:46,119 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:46,121 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:46,133 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:46,135 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:46,140 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:46,142 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:46,156 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:46,158 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:46,164 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:46,166 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:46,177 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:46,180 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:46,186 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:46,188 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:46,201 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:46,204 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:46,209 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:46,211 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:46,223 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:46,225 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:46,231 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:46,232 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:46,243 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:46,245 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:46,248 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:46,249 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:46,259 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:46,261 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:46,268 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:46,269 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:46,280 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:46,283 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:46,289 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:46,291 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:46,303 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:46,305 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:46,308 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:46,309 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:46,318 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:46,319 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:46,324 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:46,325 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:46,334 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:46,336 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:46,339 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:46,340 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:46,349 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:46,350 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:46,354 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:46,355 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:46,365 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:46,368 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:46,374 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:46,375 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:46,387 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:46,389 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:46,396 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:46,398 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:46,411 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:46,413 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:46,418 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:46,420 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:46,432 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:46,435 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:46,441 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:46,443 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:46,456 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:46,458 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:46,463 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:46,464 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:46,478 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:46,481 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:46,487 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:46,489 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:46,563 INFO L134 CoverageAnalysis]: Checked inductivity of 6481 backedges. 941 proven. 2420 refuted. 0 times theorem prover too weak. 3120 trivial. 0 not checked. [2021-05-02 12:38:46,563 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [758426840] provided 0 perfect and 1 imperfect interpolant sequences [2021-05-02 12:38:46,563 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-05-02 12:38:46,563 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [47, 46] total 50 [2021-05-02 12:38:46,563 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [614148739] [2021-05-02 12:38:46,564 INFO L460 AbstractCegarLoop]: Interpolant automaton has 50 states [2021-05-02 12:38:46,564 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-02 12:38:46,564 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 50 interpolants. [2021-05-02 12:38:46,564 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=961, Invalid=1489, Unknown=0, NotChecked=0, Total=2450 [2021-05-02 12:38:46,564 INFO L87 Difference]: Start difference. First operand 337 states and 338 transitions. Second operand has 50 states, 50 states have (on average 2.76) internal successors, (138), 47 states have internal predecessors, (138), 42 states have call successors, (45), 4 states have call predecessors, (45), 1 states have return successors, (41), 41 states have call predecessors, (41), 41 states have call successors, (41) [2021-05-02 12:38:49,325 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-02 12:38:49,326 INFO L93 Difference]: Finished difference Result 350 states and 352 transitions. [2021-05-02 12:38:49,327 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2021-05-02 12:38:49,327 INFO L78 Accepts]: Start accepts. Automaton has has 50 states, 50 states have (on average 2.76) internal successors, (138), 47 states have internal predecessors, (138), 42 states have call successors, (45), 4 states have call predecessors, (45), 1 states have return successors, (41), 41 states have call predecessors, (41), 41 states have call successors, (41) Word has length 334 [2021-05-02 12:38:49,327 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-02 12:38:49,328 INFO L225 Difference]: With dead ends: 350 [2021-05-02 12:38:49,328 INFO L226 Difference]: Without dead ends: 348 [2021-05-02 12:38:49,329 INFO L779 BasicCegarLoop]: 0 DeclaredPredicates, 548 GetRequests, 454 SyntacticMatches, 0 SemanticMatches, 94 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1605 ImplicationChecksByTransitivity, 3187.9ms TimeCoverageRelationStatistics Valid=2875, Invalid=6245, Unknown=0, NotChecked=0, Total=9120 [2021-05-02 12:38:49,329 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 348 states. [2021-05-02 12:38:49,358 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 348 to 344. [2021-05-02 12:38:49,358 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 344 states, 256 states have (on average 1.0078125) internal successors, (258), 257 states have internal predecessors, (258), 44 states have call successors, (44), 44 states have call predecessors, (44), 43 states have return successors, (43), 42 states have call predecessors, (43), 43 states have call successors, (43) [2021-05-02 12:38:49,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 344 states to 344 states and 345 transitions. [2021-05-02 12:38:49,359 INFO L78 Accepts]: Start accepts. Automaton has 344 states and 345 transitions. Word has length 334 [2021-05-02 12:38:49,359 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-02 12:38:49,359 INFO L480 AbstractCegarLoop]: Abstraction has 344 states and 345 transitions. [2021-05-02 12:38:49,359 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 50 states, 50 states have (on average 2.76) internal successors, (138), 47 states have internal predecessors, (138), 42 states have call successors, (45), 4 states have call predecessors, (45), 1 states have return successors, (41), 41 states have call predecessors, (41), 41 states have call successors, (41) [2021-05-02 12:38:49,359 INFO L276 IsEmpty]: Start isEmpty. Operand 344 states and 345 transitions. [2021-05-02 12:38:49,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 342 [2021-05-02 12:38:49,360 INFO L515 BasicCegarLoop]: Found error trace [2021-05-02 12:38:49,360 INFO L523 BasicCegarLoop]: trace histogram [42, 42, 42, 41, 41, 41, 41, 41, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-02 12:38:49,561 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable81,82 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-02 12:38:49,561 INFO L428 AbstractCegarLoop]: === Iteration 83 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-02 12:38:49,561 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-02 12:38:49,561 INFO L82 PathProgramCache]: Analyzing trace with hash 1216535172, now seen corresponding path program 81 times [2021-05-02 12:38:49,561 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-02 12:38:49,561 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1873404241] [2021-05-02 12:38:49,561 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-02 12:38:49,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:38:53,079 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-02 12:38:53,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:38:53,083 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2021-05-02 12:38:53,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:38:53,085 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2021-05-02 12:38:53,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:38:53,087 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2021-05-02 12:38:53,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:38:53,089 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2021-05-02 12:38:53,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:38:53,091 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2021-05-02 12:38:53,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:38:53,093 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2021-05-02 12:38:53,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:38:53,096 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2021-05-02 12:38:53,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:38:53,098 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2021-05-02 12:38:53,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:38:53,100 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2021-05-02 12:38:53,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:38:53,102 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2021-05-02 12:38:53,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:38:53,105 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2021-05-02 12:38:53,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:38:53,107 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2021-05-02 12:38:53,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:38:53,109 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2021-05-02 12:38:53,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:38:53,111 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2021-05-02 12:38:53,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:38:53,112 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2021-05-02 12:38:53,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:38:53,113 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2021-05-02 12:38:53,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:38:53,115 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2021-05-02 12:38:53,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:38:53,116 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 169 [2021-05-02 12:38:53,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:38:53,117 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2021-05-02 12:38:53,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:38:53,118 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 183 [2021-05-02 12:38:53,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:38:53,120 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2021-05-02 12:38:53,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:38:53,121 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2021-05-02 12:38:53,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:38:53,122 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2021-05-02 12:38:53,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:38:53,123 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 211 [2021-05-02 12:38:53,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:38:53,125 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2021-05-02 12:38:53,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:38:53,126 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 225 [2021-05-02 12:38:53,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:38:53,128 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 232 [2021-05-02 12:38:53,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:38:53,129 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 239 [2021-05-02 12:38:53,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:38:53,131 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2021-05-02 12:38:53,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:38:53,132 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 253 [2021-05-02 12:38:53,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:38:53,133 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 260 [2021-05-02 12:38:53,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:38:53,135 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2021-05-02 12:38:53,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:38:53,136 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 274 [2021-05-02 12:38:53,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:38:53,137 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 281 [2021-05-02 12:38:53,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:38:53,139 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 288 [2021-05-02 12:38:53,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:38:53,140 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 295 [2021-05-02 12:38:53,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:38:53,141 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 302 [2021-05-02 12:38:53,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:38:53,143 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 309 [2021-05-02 12:38:53,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:38:53,144 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 316 [2021-05-02 12:38:53,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:38:53,146 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 323 [2021-05-02 12:38:53,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:38:53,147 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 330 [2021-05-02 12:38:53,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:38:53,149 INFO L134 CoverageAnalysis]: Checked inductivity of 6765 backedges. 2503 proven. 982 refuted. 0 times theorem prover too weak. 3280 trivial. 0 not checked. [2021-05-02 12:38:53,149 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-05-02 12:38:53,149 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1873404241] [2021-05-02 12:38:53,149 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1873404241] provided 0 perfect and 1 imperfect interpolant sequences [2021-05-02 12:38:53,149 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [561156681] [2021-05-02 12:38:53,149 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 83 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 83 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-02 12:38:53,350 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 42 check-sat command(s) [2021-05-02 12:38:53,350 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-05-02 12:38:53,355 INFO L263 TraceCheckSpWp]: Trace formula consists of 859 conjuncts, 86 conjunts are in the unsatisfiable core [2021-05-02 12:38:53,358 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-05-02 12:38:53,449 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:53,452 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:53,456 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:53,458 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:53,462 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:53,465 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:53,470 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:53,472 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:53,477 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:53,479 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:53,484 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:53,486 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:53,491 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:53,493 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:53,498 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:53,500 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:53,505 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:53,507 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:53,511 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:53,513 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:53,518 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:53,520 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:53,524 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:53,527 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:53,532 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:53,534 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:53,539 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:53,541 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:53,545 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:53,548 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:53,552 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:53,555 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:53,560 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:53,562 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:53,567 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:53,570 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:53,575 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:53,577 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:53,582 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:53,584 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:53,589 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:53,591 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:53,595 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:53,597 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:53,601 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:53,604 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:53,608 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:53,610 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:53,615 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:53,617 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:53,622 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:53,624 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:53,629 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:53,631 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:53,635 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:53,637 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:53,642 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:53,645 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:53,650 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:53,653 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:53,658 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:53,661 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:53,666 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:53,669 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:53,674 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:53,677 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:53,682 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:53,685 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:53,689 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:53,692 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:53,696 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:53,698 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:53,702 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:53,705 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:53,709 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:53,712 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:53,717 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:53,720 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:53,725 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:53,727 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:53,732 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:53,734 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:53,740 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:53,845 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:53,846 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:53,849 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:53,850 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:53,869 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:53,871 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:53,970 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:53,972 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:53,974 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:53,975 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:53,987 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:53,989 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:54,094 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:54,096 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:54,098 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:54,099 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:54,114 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:54,117 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:54,228 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:54,229 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:54,232 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:54,233 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:54,254 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:54,256 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:54,371 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:54,372 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:54,374 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:54,376 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:54,392 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:54,394 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:54,499 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:54,500 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:54,502 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:54,503 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:54,520 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:54,522 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:54,649 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:54,651 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:54,653 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:54,654 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:54,670 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:54,672 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:54,791 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:54,792 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:54,794 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:54,796 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:54,810 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:54,812 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:54,925 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:54,927 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:54,929 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:54,930 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:54,947 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:54,950 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:55,050 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:55,052 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:55,053 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:55,055 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:55,070 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:55,073 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:55,178 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:55,179 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:55,181 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:55,183 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:55,195 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:55,197 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:55,310 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:55,311 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:55,313 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:55,315 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:55,331 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:55,333 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:55,429 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:55,431 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:55,432 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:55,433 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:55,448 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:55,450 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:55,560 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:55,561 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:55,563 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:55,564 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:55,580 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:55,582 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:55,688 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:55,688 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:55,689 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:55,690 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:55,700 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:55,703 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:55,803 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:55,804 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:55,806 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:55,807 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:55,823 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:55,826 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:55,947 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:55,948 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:55,949 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:55,949 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:55,964 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:55,966 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:56,081 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:56,082 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:56,083 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:56,083 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:56,094 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:56,096 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:56,206 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:56,207 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:56,209 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:56,210 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:56,228 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:56,230 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:56,358 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:56,359 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:56,360 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:56,360 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:56,370 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:56,372 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:56,485 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:56,486 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:56,487 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:56,488 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:56,498 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:56,499 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:56,633 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:56,635 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:56,637 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:56,638 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:56,653 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:56,656 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:56,792 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:56,793 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:56,795 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:56,797 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:56,813 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:56,815 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:56,915 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:56,916 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:56,917 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:56,917 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:56,927 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:56,929 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:57,083 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:57,084 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:57,086 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:57,088 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:57,099 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:57,100 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:57,249 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:57,250 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:57,251 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:57,251 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:57,261 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:57,263 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:57,361 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:57,362 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:57,364 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:57,365 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:57,383 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:57,384 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:57,526 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:57,527 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:57,529 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:57,531 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:57,545 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:57,548 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:57,679 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:57,679 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:57,680 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:57,681 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:57,691 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:57,692 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:57,804 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:57,805 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:57,807 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:57,808 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:57,825 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:57,828 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:57,989 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:57,990 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:57,991 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:57,992 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:58,010 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:58,012 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:58,147 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:58,148 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:58,149 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:58,150 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:58,160 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:58,161 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:58,298 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:58,299 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:58,300 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:58,301 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:58,316 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:58,318 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:58,473 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:58,475 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:58,477 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:58,477 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:58,490 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:58,492 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:58,605 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:58,606 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:58,608 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:58,609 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:58,623 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:58,625 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:58,786 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:58,787 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:58,788 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:58,789 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:58,799 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:58,801 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:58,921 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:58,922 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:58,923 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:58,924 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:58,939 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:58,941 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:59,072 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:59,073 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:59,074 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:59,075 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:59,084 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:59,086 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:59,229 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:59,230 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:59,232 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:59,233 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:59,248 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:59,250 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:59,415 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:59,416 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:59,417 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:59,418 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:59,434 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:59,436 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:59,586 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:59,587 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:59,588 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:59,589 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:59,602 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:59,605 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:59,757 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:38:59,768 INFO L134 CoverageAnalysis]: Checked inductivity of 6765 backedges. 2624 proven. 861 refuted. 0 times theorem prover too weak. 3280 trivial. 0 not checked. [2021-05-02 12:38:59,769 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [561156681] provided 0 perfect and 1 imperfect interpolant sequences [2021-05-02 12:38:59,769 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-05-02 12:38:59,769 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [88, 87] total 131 [2021-05-02 12:38:59,769 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [58175117] [2021-05-02 12:38:59,769 INFO L460 AbstractCegarLoop]: Interpolant automaton has 131 states [2021-05-02 12:38:59,769 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-02 12:38:59,770 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 131 interpolants. [2021-05-02 12:38:59,771 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3748, Invalid=13282, Unknown=0, NotChecked=0, Total=17030 [2021-05-02 12:38:59,772 INFO L87 Difference]: Start difference. First operand 344 states and 345 transitions. Second operand has 131 states, 131 states have (on average 1.6946564885496183) internal successors, (222), 130 states have internal predecessors, (222), 84 states have call successors, (86), 3 states have call predecessors, (86), 1 states have return successors, (83), 83 states have call predecessors, (83), 83 states have call successors, (83) [2021-05-02 12:39:08,278 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-02 12:39:08,278 INFO L93 Difference]: Finished difference Result 479 states and 522 transitions. [2021-05-02 12:39:08,279 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 88 states. [2021-05-02 12:39:08,280 INFO L78 Accepts]: Start accepts. Automaton has has 131 states, 131 states have (on average 1.6946564885496183) internal successors, (222), 130 states have internal predecessors, (222), 84 states have call successors, (86), 3 states have call predecessors, (86), 1 states have return successors, (83), 83 states have call predecessors, (83), 83 states have call successors, (83) Word has length 341 [2021-05-02 12:39:08,280 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-02 12:39:08,281 INFO L225 Difference]: With dead ends: 479 [2021-05-02 12:39:08,281 INFO L226 Difference]: Without dead ends: 345 [2021-05-02 12:39:08,284 INFO L779 BasicCegarLoop]: 0 DeclaredPredicates, 596 GetRequests, 382 SyntacticMatches, 0 SemanticMatches, 214 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12670 ImplicationChecksByTransitivity, 13781.5ms TimeCoverageRelationStatistics Valid=8524, Invalid=37916, Unknown=0, NotChecked=0, Total=46440 [2021-05-02 12:39:08,284 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 345 states. [2021-05-02 12:39:08,317 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 345 to 345. [2021-05-02 12:39:08,317 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 345 states, 257 states have (on average 1.0077821011673151) internal successors, (259), 258 states have internal predecessors, (259), 44 states have call successors, (44), 44 states have call predecessors, (44), 43 states have return successors, (43), 42 states have call predecessors, (43), 43 states have call successors, (43) [2021-05-02 12:39:08,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 345 states to 345 states and 346 transitions. [2021-05-02 12:39:08,318 INFO L78 Accepts]: Start accepts. Automaton has 345 states and 346 transitions. Word has length 341 [2021-05-02 12:39:08,318 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-02 12:39:08,318 INFO L480 AbstractCegarLoop]: Abstraction has 345 states and 346 transitions. [2021-05-02 12:39:08,318 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 131 states, 131 states have (on average 1.6946564885496183) internal successors, (222), 130 states have internal predecessors, (222), 84 states have call successors, (86), 3 states have call predecessors, (86), 1 states have return successors, (83), 83 states have call predecessors, (83), 83 states have call successors, (83) [2021-05-02 12:39:08,318 INFO L276 IsEmpty]: Start isEmpty. Operand 345 states and 346 transitions. [2021-05-02 12:39:08,319 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 343 [2021-05-02 12:39:08,319 INFO L515 BasicCegarLoop]: Found error trace [2021-05-02 12:39:08,320 INFO L523 BasicCegarLoop]: trace histogram [42, 42, 42, 42, 41, 41, 41, 41, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-02 12:39:08,520 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable82,83 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-02 12:39:08,520 INFO L428 AbstractCegarLoop]: === Iteration 84 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-02 12:39:08,520 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-02 12:39:08,520 INFO L82 PathProgramCache]: Analyzing trace with hash 1063866188, now seen corresponding path program 82 times [2021-05-02 12:39:08,521 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-02 12:39:08,521 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [863344644] [2021-05-02 12:39:08,521 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-02 12:39:08,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:39:09,937 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-02 12:39:09,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:39:09,940 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2021-05-02 12:39:09,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:39:09,942 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2021-05-02 12:39:09,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:39:09,944 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2021-05-02 12:39:09,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:39:09,946 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2021-05-02 12:39:09,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:39:09,947 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2021-05-02 12:39:09,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:39:09,948 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2021-05-02 12:39:09,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:39:09,951 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2021-05-02 12:39:09,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:39:09,953 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2021-05-02 12:39:09,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:39:09,955 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2021-05-02 12:39:09,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:39:09,957 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2021-05-02 12:39:09,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:39:09,958 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2021-05-02 12:39:09,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:39:09,959 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2021-05-02 12:39:09,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:39:09,961 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2021-05-02 12:39:09,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:39:09,964 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2021-05-02 12:39:09,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:39:09,966 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2021-05-02 12:39:09,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:39:09,968 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2021-05-02 12:39:09,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:39:09,969 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2021-05-02 12:39:09,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:39:09,970 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2021-05-02 12:39:09,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:39:09,972 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2021-05-02 12:39:09,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:39:09,974 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2021-05-02 12:39:09,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:39:09,976 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2021-05-02 12:39:09,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:39:09,979 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2021-05-02 12:39:09,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:39:09,981 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 205 [2021-05-02 12:39:09,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:39:09,982 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2021-05-02 12:39:09,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:39:09,983 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2021-05-02 12:39:09,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:39:09,985 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2021-05-02 12:39:09,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:39:09,988 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 233 [2021-05-02 12:39:09,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:39:09,990 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2021-05-02 12:39:09,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:39:09,992 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 247 [2021-05-02 12:39:09,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:39:09,993 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 254 [2021-05-02 12:39:09,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:39:09,995 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 261 [2021-05-02 12:39:09,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:39:09,997 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 268 [2021-05-02 12:39:09,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:39:10,000 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 275 [2021-05-02 12:39:10,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:39:10,002 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2021-05-02 12:39:10,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:39:10,004 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2021-05-02 12:39:10,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:39:10,006 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 296 [2021-05-02 12:39:10,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:39:10,008 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 303 [2021-05-02 12:39:10,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:39:10,011 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 310 [2021-05-02 12:39:10,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:39:10,013 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 317 [2021-05-02 12:39:10,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:39:10,015 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 324 [2021-05-02 12:39:10,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:39:10,017 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 331 [2021-05-02 12:39:10,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:39:10,019 INFO L134 CoverageAnalysis]: Checked inductivity of 6807 backedges. 943 proven. 2584 refuted. 0 times theorem prover too weak. 3280 trivial. 0 not checked. [2021-05-02 12:39:10,020 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-05-02 12:39:10,020 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [863344644] [2021-05-02 12:39:10,020 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [863344644] provided 0 perfect and 1 imperfect interpolant sequences [2021-05-02 12:39:10,020 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2107932252] [2021-05-02 12:39:10,020 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 84 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 84 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-02 12:39:10,149 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-05-02 12:39:10,149 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-05-02 12:39:10,153 INFO L263 TraceCheckSpWp]: Trace formula consists of 864 conjuncts, 90 conjunts are in the unsatisfiable core [2021-05-02 12:39:10,157 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-05-02 12:39:10,185 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:10,188 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:10,192 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:10,194 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:10,197 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:10,199 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:10,203 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:10,205 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:10,208 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:10,209 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:10,212 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:10,214 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:10,217 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:10,218 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:10,221 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:10,223 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:10,226 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:10,228 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:10,231 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:10,232 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:10,235 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:10,237 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:10,241 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:10,242 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:10,245 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:10,246 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:10,250 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:10,252 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:10,255 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:10,256 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:10,260 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:10,262 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:10,265 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:10,266 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:10,269 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:10,271 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:10,274 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:10,276 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:10,279 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:10,280 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:10,283 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:10,284 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:10,288 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:10,290 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:10,294 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:10,296 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:10,301 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:10,303 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:10,306 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:10,308 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:10,312 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:10,314 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:10,317 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:10,319 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:10,322 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:10,323 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:10,327 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:10,329 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:10,333 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:10,335 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:10,339 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:10,341 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:10,345 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:10,346 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:10,350 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:10,352 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:10,354 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:10,355 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:10,358 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:10,359 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:10,362 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:10,364 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:10,366 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:10,368 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:10,370 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:10,371 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:10,373 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:10,374 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:10,377 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:10,378 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:10,380 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:10,381 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:10,383 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:10,384 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:10,391 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:10,393 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:10,406 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:10,407 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:10,417 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:10,419 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:10,434 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:10,436 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:10,440 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:10,441 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:10,450 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:10,452 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:10,457 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:10,459 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:10,473 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:10,475 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:10,481 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:10,483 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:10,495 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:10,496 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:10,503 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:10,505 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:10,518 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:10,520 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:10,524 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:10,526 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:10,535 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:10,536 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:10,540 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:10,541 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:10,550 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:10,551 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:10,555 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:10,556 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:10,568 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:10,569 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:10,573 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:10,574 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:10,584 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:10,585 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:10,591 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:10,593 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:10,607 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:10,608 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:10,612 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:10,613 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:10,623 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:10,625 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:10,631 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:10,633 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:10,646 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:10,648 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:10,653 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:10,655 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:10,668 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:10,670 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:10,676 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:10,678 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:10,690 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:10,691 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:10,695 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:10,696 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:10,705 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:10,706 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:10,728 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:10,730 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:10,740 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:10,741 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:10,745 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:10,746 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:10,761 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:10,763 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:10,769 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:10,770 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:10,779 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:10,780 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:10,784 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:10,786 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:10,800 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:10,802 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:10,807 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:10,809 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:10,821 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:10,824 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:10,829 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:10,831 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:10,845 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:10,847 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:10,853 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:10,854 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:10,863 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:10,865 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:10,868 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:10,869 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:10,879 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:10,881 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:10,885 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:10,886 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:10,897 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:10,899 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:10,905 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:10,906 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:10,916 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:10,917 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:10,921 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:10,923 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:10,938 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:10,941 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:10,947 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:10,948 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:10,957 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:10,959 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:10,963 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:10,965 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:10,980 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:10,982 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:10,988 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:10,990 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:11,003 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:11,005 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:11,011 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:11,013 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:11,028 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:11,030 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:11,036 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:11,037 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:11,046 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:11,047 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:11,051 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:11,052 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:11,061 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:11,063 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:11,066 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:11,067 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:11,080 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:11,081 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:11,085 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:11,086 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:11,095 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:11,097 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:11,103 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:11,105 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:11,119 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:11,120 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:11,124 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:11,125 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:11,135 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:11,136 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:11,142 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:11,144 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:11,157 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:11,159 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:11,164 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:11,165 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:11,177 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:11,180 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:11,186 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:11,187 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:11,200 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:11,201 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:11,205 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:11,206 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:11,215 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:11,216 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:11,220 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:11,221 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:11,289 INFO L134 CoverageAnalysis]: Checked inductivity of 6807 backedges. 985 proven. 2542 refuted. 0 times theorem prover too weak. 3280 trivial. 0 not checked. [2021-05-02 12:39:11,289 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2107932252] provided 0 perfect and 1 imperfect interpolant sequences [2021-05-02 12:39:11,289 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-05-02 12:39:11,290 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [48, 47] total 51 [2021-05-02 12:39:11,290 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1205939497] [2021-05-02 12:39:11,290 INFO L460 AbstractCegarLoop]: Interpolant automaton has 51 states [2021-05-02 12:39:11,290 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-02 12:39:11,290 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 51 interpolants. [2021-05-02 12:39:11,291 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1005, Invalid=1545, Unknown=0, NotChecked=0, Total=2550 [2021-05-02 12:39:11,291 INFO L87 Difference]: Start difference. First operand 345 states and 346 transitions. Second operand has 51 states, 51 states have (on average 2.764705882352941) internal successors, (141), 48 states have internal predecessors, (141), 43 states have call successors, (46), 4 states have call predecessors, (46), 1 states have return successors, (42), 42 states have call predecessors, (42), 42 states have call successors, (42) [2021-05-02 12:39:14,044 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-02 12:39:14,045 INFO L93 Difference]: Finished difference Result 358 states and 360 transitions. [2021-05-02 12:39:14,046 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2021-05-02 12:39:14,047 INFO L78 Accepts]: Start accepts. Automaton has has 51 states, 51 states have (on average 2.764705882352941) internal successors, (141), 48 states have internal predecessors, (141), 43 states have call successors, (46), 4 states have call predecessors, (46), 1 states have return successors, (42), 42 states have call predecessors, (42), 42 states have call successors, (42) Word has length 342 [2021-05-02 12:39:14,047 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-02 12:39:14,048 INFO L225 Difference]: With dead ends: 358 [2021-05-02 12:39:14,048 INFO L226 Difference]: Without dead ends: 356 [2021-05-02 12:39:14,049 INFO L779 BasicCegarLoop]: 0 DeclaredPredicates, 561 GetRequests, 465 SyntacticMatches, 0 SemanticMatches, 96 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1665 ImplicationChecksByTransitivity, 2973.5ms TimeCoverageRelationStatistics Valid=3007, Invalid=6499, Unknown=0, NotChecked=0, Total=9506 [2021-05-02 12:39:14,049 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 356 states. [2021-05-02 12:39:14,082 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 356 to 352. [2021-05-02 12:39:14,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 352 states, 262 states have (on average 1.0076335877862594) internal successors, (264), 263 states have internal predecessors, (264), 45 states have call successors, (45), 45 states have call predecessors, (45), 44 states have return successors, (44), 43 states have call predecessors, (44), 44 states have call successors, (44) [2021-05-02 12:39:14,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 352 states to 352 states and 353 transitions. [2021-05-02 12:39:14,083 INFO L78 Accepts]: Start accepts. Automaton has 352 states and 353 transitions. Word has length 342 [2021-05-02 12:39:14,083 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-02 12:39:14,083 INFO L480 AbstractCegarLoop]: Abstraction has 352 states and 353 transitions. [2021-05-02 12:39:14,083 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 51 states, 51 states have (on average 2.764705882352941) internal successors, (141), 48 states have internal predecessors, (141), 43 states have call successors, (46), 4 states have call predecessors, (46), 1 states have return successors, (42), 42 states have call predecessors, (42), 42 states have call successors, (42) [2021-05-02 12:39:14,083 INFO L276 IsEmpty]: Start isEmpty. Operand 352 states and 353 transitions. [2021-05-02 12:39:14,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 350 [2021-05-02 12:39:14,085 INFO L515 BasicCegarLoop]: Found error trace [2021-05-02 12:39:14,085 INFO L523 BasicCegarLoop]: trace histogram [43, 43, 43, 42, 42, 42, 42, 42, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-02 12:39:14,285 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable83,84 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-02 12:39:14,285 INFO L428 AbstractCegarLoop]: === Iteration 85 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-02 12:39:14,286 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-02 12:39:14,286 INFO L82 PathProgramCache]: Analyzing trace with hash 1752414118, now seen corresponding path program 83 times [2021-05-02 12:39:14,286 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-02 12:39:14,286 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [676824136] [2021-05-02 12:39:14,286 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-02 12:39:14,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:39:18,601 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-02 12:39:18,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:39:18,604 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2021-05-02 12:39:18,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:39:18,606 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2021-05-02 12:39:18,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:39:18,608 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2021-05-02 12:39:18,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:39:18,610 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2021-05-02 12:39:18,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:39:18,612 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2021-05-02 12:39:18,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:39:18,614 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2021-05-02 12:39:18,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:39:18,616 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2021-05-02 12:39:18,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:39:18,619 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2021-05-02 12:39:18,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:39:18,621 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2021-05-02 12:39:18,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:39:18,623 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2021-05-02 12:39:18,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:39:18,625 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2021-05-02 12:39:18,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:39:18,627 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2021-05-02 12:39:18,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:39:18,629 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2021-05-02 12:39:18,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:39:18,632 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2021-05-02 12:39:18,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:39:18,634 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2021-05-02 12:39:18,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:39:18,636 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2021-05-02 12:39:18,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:39:18,638 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2021-05-02 12:39:18,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:39:18,641 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2021-05-02 12:39:18,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:39:18,643 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2021-05-02 12:39:18,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:39:18,645 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2021-05-02 12:39:18,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:39:18,647 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2021-05-02 12:39:18,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:39:18,648 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2021-05-02 12:39:18,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:39:18,649 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 205 [2021-05-02 12:39:18,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:39:18,650 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2021-05-02 12:39:18,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:39:18,652 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2021-05-02 12:39:18,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:39:18,653 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2021-05-02 12:39:18,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:39:18,654 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 233 [2021-05-02 12:39:18,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:39:18,655 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2021-05-02 12:39:18,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:39:18,656 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 247 [2021-05-02 12:39:18,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:39:18,658 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 254 [2021-05-02 12:39:18,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:39:18,659 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 261 [2021-05-02 12:39:18,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:39:18,661 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 268 [2021-05-02 12:39:18,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:39:18,664 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 275 [2021-05-02 12:39:18,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:39:18,666 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2021-05-02 12:39:18,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:39:18,669 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2021-05-02 12:39:18,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:39:18,671 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 296 [2021-05-02 12:39:18,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:39:18,674 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 303 [2021-05-02 12:39:18,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:39:18,676 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 310 [2021-05-02 12:39:18,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:39:18,679 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 317 [2021-05-02 12:39:18,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:39:18,686 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 324 [2021-05-02 12:39:18,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:39:18,688 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 331 [2021-05-02 12:39:18,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:39:18,691 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 338 [2021-05-02 12:39:18,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:39:18,694 INFO L134 CoverageAnalysis]: Checked inductivity of 7098 backedges. 2627 proven. 1027 refuted. 0 times theorem prover too weak. 3444 trivial. 0 not checked. [2021-05-02 12:39:18,694 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-05-02 12:39:18,694 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [676824136] [2021-05-02 12:39:18,694 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [676824136] provided 0 perfect and 1 imperfect interpolant sequences [2021-05-02 12:39:18,695 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [432808158] [2021-05-02 12:39:18,695 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 85 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 85 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-02 12:39:18,863 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 43 check-sat command(s) [2021-05-02 12:39:18,863 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-05-02 12:39:18,866 INFO L263 TraceCheckSpWp]: Trace formula consists of 878 conjuncts, 88 conjunts are in the unsatisfiable core [2021-05-02 12:39:18,869 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-05-02 12:39:18,927 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:18,928 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:18,931 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:18,932 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:18,934 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:18,935 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:18,937 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:18,938 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:18,941 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:18,943 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:18,947 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:18,949 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:18,953 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:18,955 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:18,958 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:18,960 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:18,964 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:18,965 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:18,969 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:18,971 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:18,974 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:18,976 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:18,979 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:18,980 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:18,983 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:18,985 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:18,990 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:18,992 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:18,995 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:18,997 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:19,001 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:19,003 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:19,006 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:19,007 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:19,009 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:19,010 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:19,012 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:19,014 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:19,016 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:19,017 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:19,021 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:19,023 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:19,027 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:19,028 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:19,032 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:19,033 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:19,037 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:19,039 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:19,042 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:19,044 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:19,047 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:19,049 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:19,052 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:19,054 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:19,057 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:19,059 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:19,062 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:19,063 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:19,067 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:19,069 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:19,073 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:19,075 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:19,078 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:19,080 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:19,084 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:19,086 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:19,088 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:19,089 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:19,091 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:19,092 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:19,095 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:19,096 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:19,098 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:19,100 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:19,104 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:19,106 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:19,110 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:19,111 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:19,115 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:19,116 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:19,120 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:19,121 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:19,125 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:19,126 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:19,130 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:19,202 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:19,203 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:19,204 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:19,204 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:19,214 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:19,216 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:19,284 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:19,285 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:19,287 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:19,288 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:19,301 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:19,303 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:19,390 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:19,391 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:19,393 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:19,394 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:19,407 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:19,408 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:19,495 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:19,496 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:19,497 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:19,498 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:19,508 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:19,509 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:19,576 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:19,577 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:19,578 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:19,579 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:19,593 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:19,595 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:19,688 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:19,689 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:19,691 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:19,692 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:19,705 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:19,707 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:19,781 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:19,782 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:19,783 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:19,783 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:19,798 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:19,800 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:19,893 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:19,894 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:19,895 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:19,895 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:19,905 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:19,907 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:20,013 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:20,015 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:20,017 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:20,018 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:20,033 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:20,035 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:20,133 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:20,134 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:20,135 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:20,136 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:20,149 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:20,150 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:20,244 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:20,245 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:20,247 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:20,248 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:20,260 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:20,262 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:20,374 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:20,376 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:20,378 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:20,379 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:20,397 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:20,399 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:20,515 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:20,516 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:20,518 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:20,519 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:20,534 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:20,536 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:20,641 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:20,642 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:20,643 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:20,643 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:20,653 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:20,655 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:20,766 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:20,766 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:20,767 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:20,768 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:20,778 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:20,780 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:20,880 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:20,881 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:20,883 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:20,884 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:20,900 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:20,903 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:21,006 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:21,008 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:21,010 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:21,011 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:21,027 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:21,029 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:21,134 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:21,135 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:21,136 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:21,136 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:21,147 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:21,150 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:21,264 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:21,265 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:21,266 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:21,267 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:21,277 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:21,278 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:21,386 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:21,388 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:21,389 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:21,390 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:21,405 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:21,407 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:21,521 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:21,522 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:21,524 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:21,525 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:21,539 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:21,541 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:21,646 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:21,648 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:21,650 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:21,651 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:21,668 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:21,670 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:21,785 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:21,786 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:21,787 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:21,787 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:21,797 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:21,799 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:21,925 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:21,925 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:21,926 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:21,927 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:21,937 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:21,938 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:22,062 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:22,063 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:22,065 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:22,066 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:22,083 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:22,085 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:22,211 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:22,212 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:22,214 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:22,215 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:22,228 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:22,231 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:22,350 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:22,351 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:22,352 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:22,352 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:22,367 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:22,369 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:22,505 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:22,506 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:22,508 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:22,509 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:22,527 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:22,528 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:22,655 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:22,656 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:22,657 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:22,657 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:22,673 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:22,675 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:22,783 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:22,784 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:22,785 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:22,786 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:22,796 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:22,797 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:22,899 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:22,900 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:22,901 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:22,902 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:22,912 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:22,913 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:23,020 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:23,021 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:23,023 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:23,023 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:23,035 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:23,036 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:23,142 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:23,143 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:23,144 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:23,145 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:23,155 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:23,156 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:23,261 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:23,262 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:23,263 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:23,263 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:23,273 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:23,274 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:23,448 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:23,449 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:23,451 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:23,452 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:23,470 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:23,472 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:23,655 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:23,656 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:23,658 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:23,659 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:23,676 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:23,678 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:23,859 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:23,860 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:23,862 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:23,863 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:23,880 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:23,883 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:24,056 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:24,057 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:24,058 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:24,059 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:24,069 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:24,071 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:24,241 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:24,242 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:24,245 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:24,246 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:24,263 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:24,266 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:24,478 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:24,480 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:24,482 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:24,483 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:24,502 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:24,504 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:24,717 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:24,719 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:24,721 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:24,723 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:24,742 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:24,745 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:24,957 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:24,958 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:24,960 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:24,962 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:24,979 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:24,981 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:25,183 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:25,197 INFO L134 CoverageAnalysis]: Checked inductivity of 7098 backedges. 2751 proven. 903 refuted. 0 times theorem prover too weak. 3444 trivial. 0 not checked. [2021-05-02 12:39:25,197 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [432808158] provided 0 perfect and 1 imperfect interpolant sequences [2021-05-02 12:39:25,197 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-05-02 12:39:25,197 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [90, 89] total 134 [2021-05-02 12:39:25,197 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [82240482] [2021-05-02 12:39:25,198 INFO L460 AbstractCegarLoop]: Interpolant automaton has 134 states [2021-05-02 12:39:25,198 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-02 12:39:25,198 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 134 interpolants. [2021-05-02 12:39:25,199 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3923, Invalid=13899, Unknown=0, NotChecked=0, Total=17822 [2021-05-02 12:39:25,199 INFO L87 Difference]: Start difference. First operand 352 states and 353 transitions. Second operand has 134 states, 134 states have (on average 1.6940298507462686) internal successors, (227), 133 states have internal predecessors, (227), 86 states have call successors, (88), 3 states have call predecessors, (88), 1 states have return successors, (85), 85 states have call predecessors, (85), 85 states have call successors, (85) [2021-05-02 12:39:34,292 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-02 12:39:34,292 INFO L93 Difference]: Finished difference Result 490 states and 534 transitions. [2021-05-02 12:39:34,293 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 90 states. [2021-05-02 12:39:34,293 INFO L78 Accepts]: Start accepts. Automaton has has 134 states, 134 states have (on average 1.6940298507462686) internal successors, (227), 133 states have internal predecessors, (227), 86 states have call successors, (88), 3 states have call predecessors, (88), 1 states have return successors, (85), 85 states have call predecessors, (85), 85 states have call successors, (85) Word has length 349 [2021-05-02 12:39:34,294 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-02 12:39:34,295 INFO L225 Difference]: With dead ends: 490 [2021-05-02 12:39:34,295 INFO L226 Difference]: Without dead ends: 353 [2021-05-02 12:39:34,297 INFO L779 BasicCegarLoop]: 0 DeclaredPredicates, 610 GetRequests, 391 SyntacticMatches, 0 SemanticMatches, 219 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13273 ImplicationChecksByTransitivity, 15164.5ms TimeCoverageRelationStatistics Valid=8920, Invalid=39700, Unknown=0, NotChecked=0, Total=48620 [2021-05-02 12:39:34,298 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 353 states. [2021-05-02 12:39:34,352 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 353 to 353. [2021-05-02 12:39:34,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 353 states, 263 states have (on average 1.0076045627376427) internal successors, (265), 264 states have internal predecessors, (265), 45 states have call successors, (45), 45 states have call predecessors, (45), 44 states have return successors, (44), 43 states have call predecessors, (44), 44 states have call successors, (44) [2021-05-02 12:39:34,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 353 states to 353 states and 354 transitions. [2021-05-02 12:39:34,353 INFO L78 Accepts]: Start accepts. Automaton has 353 states and 354 transitions. Word has length 349 [2021-05-02 12:39:34,353 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-02 12:39:34,353 INFO L480 AbstractCegarLoop]: Abstraction has 353 states and 354 transitions. [2021-05-02 12:39:34,353 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 134 states, 134 states have (on average 1.6940298507462686) internal successors, (227), 133 states have internal predecessors, (227), 86 states have call successors, (88), 3 states have call predecessors, (88), 1 states have return successors, (85), 85 states have call predecessors, (85), 85 states have call successors, (85) [2021-05-02 12:39:34,353 INFO L276 IsEmpty]: Start isEmpty. Operand 353 states and 354 transitions. [2021-05-02 12:39:34,354 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 351 [2021-05-02 12:39:34,354 INFO L515 BasicCegarLoop]: Found error trace [2021-05-02 12:39:34,355 INFO L523 BasicCegarLoop]: trace histogram [43, 43, 43, 43, 42, 42, 42, 42, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-02 12:39:34,555 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 85 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable84 [2021-05-02 12:39:34,555 INFO L428 AbstractCegarLoop]: === Iteration 86 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-02 12:39:34,556 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-02 12:39:34,556 INFO L82 PathProgramCache]: Analyzing trace with hash -249764754, now seen corresponding path program 84 times [2021-05-02 12:39:34,556 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-02 12:39:34,556 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1238951414] [2021-05-02 12:39:34,556 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-02 12:39:34,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:39:36,487 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-02 12:39:36,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:39:36,490 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2021-05-02 12:39:36,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:39:36,493 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2021-05-02 12:39:36,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:39:36,495 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2021-05-02 12:39:36,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:39:36,498 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2021-05-02 12:39:36,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:39:36,500 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-05-02 12:39:36,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:39:36,502 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2021-05-02 12:39:36,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:39:36,505 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2021-05-02 12:39:36,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:39:36,507 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2021-05-02 12:39:36,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:39:36,509 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2021-05-02 12:39:36,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:39:36,512 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2021-05-02 12:39:36,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:39:36,514 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2021-05-02 12:39:36,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:39:36,516 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2021-05-02 12:39:36,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:39:36,520 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2021-05-02 12:39:36,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:39:36,523 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2021-05-02 12:39:36,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:39:36,525 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2021-05-02 12:39:36,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:39:36,527 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2021-05-02 12:39:36,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:39:36,530 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2021-05-02 12:39:36,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:39:36,532 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2021-05-02 12:39:36,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:39:36,535 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2021-05-02 12:39:36,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:39:36,537 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2021-05-02 12:39:36,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:39:36,540 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2021-05-02 12:39:36,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:39:36,542 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 199 [2021-05-02 12:39:36,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:39:36,545 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 206 [2021-05-02 12:39:36,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:39:36,550 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2021-05-02 12:39:36,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:39:36,552 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 220 [2021-05-02 12:39:36,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:39:36,555 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 227 [2021-05-02 12:39:36,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:39:36,558 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2021-05-02 12:39:36,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:39:36,560 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 241 [2021-05-02 12:39:36,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:39:36,563 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 248 [2021-05-02 12:39:36,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:39:36,565 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 255 [2021-05-02 12:39:36,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:39:36,568 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 262 [2021-05-02 12:39:36,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:39:36,571 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 269 [2021-05-02 12:39:36,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:39:36,573 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 276 [2021-05-02 12:39:36,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:39:36,576 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 283 [2021-05-02 12:39:36,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:39:36,578 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 290 [2021-05-02 12:39:36,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:39:36,581 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 297 [2021-05-02 12:39:36,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:39:36,584 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 304 [2021-05-02 12:39:36,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:39:36,586 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2021-05-02 12:39:36,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:39:36,589 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 318 [2021-05-02 12:39:36,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:39:36,592 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 325 [2021-05-02 12:39:36,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:39:36,595 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 332 [2021-05-02 12:39:36,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:39:36,597 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 339 [2021-05-02 12:39:36,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:39:36,600 INFO L134 CoverageAnalysis]: Checked inductivity of 7141 backedges. 987 proven. 2710 refuted. 0 times theorem prover too weak. 3444 trivial. 0 not checked. [2021-05-02 12:39:36,600 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-05-02 12:39:36,601 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1238951414] [2021-05-02 12:39:36,601 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1238951414] provided 0 perfect and 1 imperfect interpolant sequences [2021-05-02 12:39:36,601 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1833020084] [2021-05-02 12:39:36,601 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 86 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 86 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-02 12:39:36,817 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 43 check-sat command(s) [2021-05-02 12:39:36,817 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-05-02 12:39:36,822 INFO L263 TraceCheckSpWp]: Trace formula consists of 883 conjuncts, 94 conjunts are in the unsatisfiable core [2021-05-02 12:39:36,825 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-05-02 12:39:36,860 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:36,862 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:36,866 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:36,868 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:36,874 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:36,877 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:36,880 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:36,881 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:36,883 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:36,884 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:36,887 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:36,890 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:36,894 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:36,897 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:36,901 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:36,904 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:36,909 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:36,911 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:36,916 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:36,919 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:36,924 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:36,926 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:36,931 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:36,934 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:36,939 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:36,941 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:36,945 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:36,948 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:36,951 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:36,954 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:36,959 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:36,961 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:36,966 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:36,968 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:36,973 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:36,975 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:36,980 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:36,982 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:36,987 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:36,989 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:36,993 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:36,995 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:36,997 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:36,998 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:37,000 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:37,002 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:37,006 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:37,009 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:37,012 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:37,015 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:37,020 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:37,022 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:37,025 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:37,027 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:37,031 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:37,034 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:37,038 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:37,040 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:37,045 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:37,047 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:37,051 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:37,053 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:37,057 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:37,059 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:37,063 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:37,066 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:37,070 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:37,072 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:37,077 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:37,079 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:37,083 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:37,086 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:37,089 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:37,092 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:37,096 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:37,097 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:37,101 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:37,103 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:37,108 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:37,111 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:37,115 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:37,117 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:37,122 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:37,124 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:37,127 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:37,129 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:37,136 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:37,138 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:37,149 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:37,152 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:37,159 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:37,161 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:37,176 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:37,177 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:37,181 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:37,183 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:37,195 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:37,198 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:37,207 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:37,208 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:37,227 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:37,228 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:37,233 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:37,234 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:37,248 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:37,250 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:37,257 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:37,259 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:37,275 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:37,277 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:37,285 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:37,287 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:37,302 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:37,304 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:37,311 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:37,313 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:37,329 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:37,332 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:37,339 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:37,341 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:37,356 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:37,359 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:37,366 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:37,368 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:37,381 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:37,382 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:37,386 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:37,387 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:37,399 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:37,401 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:37,409 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:37,412 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:37,428 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:37,430 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:37,438 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:37,440 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:37,453 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:37,455 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:37,459 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:37,460 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:37,476 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:37,479 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:37,486 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:37,488 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:37,504 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:37,506 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:37,514 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:37,516 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:37,531 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:37,534 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:37,540 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:37,542 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:37,559 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:37,561 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:37,568 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:37,570 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:37,584 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:37,587 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:37,595 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:37,597 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:37,612 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:37,613 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:37,617 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:37,618 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:37,628 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:37,629 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:37,636 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:37,638 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:37,652 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:37,655 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:37,663 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:37,665 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:37,680 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:37,681 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:37,685 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:37,687 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:37,696 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:37,698 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:37,705 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:37,707 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:37,722 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:37,724 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:37,733 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:37,735 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:37,749 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:37,750 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:37,755 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:37,756 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:37,765 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:37,767 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:37,775 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:37,777 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:37,791 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:37,793 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:37,801 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:37,803 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:37,819 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:37,822 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:37,829 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:37,831 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:37,846 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:37,848 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:37,856 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:37,858 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:37,876 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:37,878 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:37,885 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:37,886 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:37,904 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:37,907 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:37,914 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:37,915 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:37,925 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:37,926 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:37,930 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:37,932 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:37,946 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:37,948 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:37,956 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:37,958 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:37,974 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:37,977 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:37,984 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:37,986 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:37,997 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:37,998 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:38,002 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:38,003 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:38,017 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:38,020 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:38,028 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:38,030 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:38,047 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:38,050 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:38,059 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:38,061 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:38,072 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:38,074 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:38,078 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:38,079 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:38,092 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:38,095 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:38,101 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:38,104 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:38,120 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:38,123 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:38,131 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:38,133 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:38,144 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:38,146 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:38,150 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:38,151 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:38,164 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:38,167 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:38,174 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:38,177 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:38,286 INFO L134 CoverageAnalysis]: Checked inductivity of 7141 backedges. 1030 proven. 2667 refuted. 0 times theorem prover too weak. 3444 trivial. 0 not checked. [2021-05-02 12:39:38,286 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1833020084] provided 0 perfect and 1 imperfect interpolant sequences [2021-05-02 12:39:38,287 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-05-02 12:39:38,287 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [49, 48] total 52 [2021-05-02 12:39:38,287 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1052888691] [2021-05-02 12:39:38,287 INFO L460 AbstractCegarLoop]: Interpolant automaton has 52 states [2021-05-02 12:39:38,287 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-02 12:39:38,288 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 52 interpolants. [2021-05-02 12:39:38,288 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1050, Invalid=1602, Unknown=0, NotChecked=0, Total=2652 [2021-05-02 12:39:38,288 INFO L87 Difference]: Start difference. First operand 353 states and 354 transitions. Second operand has 52 states, 52 states have (on average 2.769230769230769) internal successors, (144), 49 states have internal predecessors, (144), 44 states have call successors, (47), 4 states have call predecessors, (47), 1 states have return successors, (43), 43 states have call predecessors, (43), 43 states have call successors, (43) [2021-05-02 12:39:41,357 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-02 12:39:41,357 INFO L93 Difference]: Finished difference Result 366 states and 368 transitions. [2021-05-02 12:39:41,359 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2021-05-02 12:39:41,360 INFO L78 Accepts]: Start accepts. Automaton has has 52 states, 52 states have (on average 2.769230769230769) internal successors, (144), 49 states have internal predecessors, (144), 44 states have call successors, (47), 4 states have call predecessors, (47), 1 states have return successors, (43), 43 states have call predecessors, (43), 43 states have call successors, (43) Word has length 350 [2021-05-02 12:39:41,360 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-02 12:39:41,361 INFO L225 Difference]: With dead ends: 366 [2021-05-02 12:39:41,361 INFO L226 Difference]: Without dead ends: 364 [2021-05-02 12:39:41,362 INFO L779 BasicCegarLoop]: 0 DeclaredPredicates, 574 GetRequests, 476 SyntacticMatches, 0 SemanticMatches, 98 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1726 ImplicationChecksByTransitivity, 3852.8ms TimeCoverageRelationStatistics Valid=3142, Invalid=6758, Unknown=0, NotChecked=0, Total=9900 [2021-05-02 12:39:41,363 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 364 states. [2021-05-02 12:39:41,394 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 364 to 360. [2021-05-02 12:39:41,395 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 360 states, 268 states have (on average 1.007462686567164) internal successors, (270), 269 states have internal predecessors, (270), 46 states have call successors, (46), 46 states have call predecessors, (46), 45 states have return successors, (45), 44 states have call predecessors, (45), 45 states have call successors, (45) [2021-05-02 12:39:41,395 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 360 states to 360 states and 361 transitions. [2021-05-02 12:39:41,395 INFO L78 Accepts]: Start accepts. Automaton has 360 states and 361 transitions. Word has length 350 [2021-05-02 12:39:41,396 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-02 12:39:41,396 INFO L480 AbstractCegarLoop]: Abstraction has 360 states and 361 transitions. [2021-05-02 12:39:41,396 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 52 states, 52 states have (on average 2.769230769230769) internal successors, (144), 49 states have internal predecessors, (144), 44 states have call successors, (47), 4 states have call predecessors, (47), 1 states have return successors, (43), 43 states have call predecessors, (43), 43 states have call successors, (43) [2021-05-02 12:39:41,396 INFO L276 IsEmpty]: Start isEmpty. Operand 360 states and 361 transitions. [2021-05-02 12:39:41,397 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 358 [2021-05-02 12:39:41,398 INFO L515 BasicCegarLoop]: Found error trace [2021-05-02 12:39:41,398 INFO L523 BasicCegarLoop]: trace histogram [44, 44, 44, 43, 43, 43, 43, 43, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-02 12:39:41,602 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable85,86 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-02 12:39:41,602 INFO L428 AbstractCegarLoop]: === Iteration 87 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-02 12:39:41,602 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-02 12:39:41,602 INFO L82 PathProgramCache]: Analyzing trace with hash -765036476, now seen corresponding path program 85 times [2021-05-02 12:39:41,602 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-02 12:39:41,602 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [378933165] [2021-05-02 12:39:41,602 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-02 12:39:41,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:39:46,057 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-02 12:39:46,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:39:46,060 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2021-05-02 12:39:46,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:39:46,063 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2021-05-02 12:39:46,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:39:46,065 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2021-05-02 12:39:46,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:39:46,068 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2021-05-02 12:39:46,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:39:46,070 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-05-02 12:39:46,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:39:46,073 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2021-05-02 12:39:46,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:39:46,075 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2021-05-02 12:39:46,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:39:46,078 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2021-05-02 12:39:46,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:39:46,080 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2021-05-02 12:39:46,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:39:46,082 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2021-05-02 12:39:46,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:39:46,085 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2021-05-02 12:39:46,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:39:46,087 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2021-05-02 12:39:46,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:39:46,089 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2021-05-02 12:39:46,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:39:46,092 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2021-05-02 12:39:46,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:39:46,094 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2021-05-02 12:39:46,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:39:46,097 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2021-05-02 12:39:46,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:39:46,099 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2021-05-02 12:39:46,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:39:46,110 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2021-05-02 12:39:46,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:39:46,114 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2021-05-02 12:39:46,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:39:46,117 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2021-05-02 12:39:46,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:39:46,121 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2021-05-02 12:39:46,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:39:46,124 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 199 [2021-05-02 12:39:46,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:39:46,127 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 206 [2021-05-02 12:39:46,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:39:46,130 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2021-05-02 12:39:46,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:39:46,133 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 220 [2021-05-02 12:39:46,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:39:46,136 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 227 [2021-05-02 12:39:46,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:39:46,140 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2021-05-02 12:39:46,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:39:46,143 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 241 [2021-05-02 12:39:46,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:39:46,146 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 248 [2021-05-02 12:39:46,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:39:46,149 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 255 [2021-05-02 12:39:46,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:39:46,153 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 262 [2021-05-02 12:39:46,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:39:46,156 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 269 [2021-05-02 12:39:46,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:39:46,160 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 276 [2021-05-02 12:39:46,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:39:46,163 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 283 [2021-05-02 12:39:46,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:39:46,167 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 290 [2021-05-02 12:39:46,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:39:46,170 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 297 [2021-05-02 12:39:46,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:39:46,173 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 304 [2021-05-02 12:39:46,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:39:46,177 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2021-05-02 12:39:46,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:39:46,180 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 318 [2021-05-02 12:39:46,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:39:46,184 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 325 [2021-05-02 12:39:46,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:39:46,187 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 332 [2021-05-02 12:39:46,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:39:46,191 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 339 [2021-05-02 12:39:46,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:39:46,194 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 346 [2021-05-02 12:39:46,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:39:46,199 INFO L134 CoverageAnalysis]: Checked inductivity of 7439 backedges. 2754 proven. 1073 refuted. 0 times theorem prover too weak. 3612 trivial. 0 not checked. [2021-05-02 12:39:46,199 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-05-02 12:39:46,199 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [378933165] [2021-05-02 12:39:46,199 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [378933165] provided 0 perfect and 1 imperfect interpolant sequences [2021-05-02 12:39:46,199 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [674555362] [2021-05-02 12:39:46,200 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 87 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 87 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-02 12:39:46,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:39:46,337 INFO L263 TraceCheckSpWp]: Trace formula consists of 897 conjuncts, 90 conjunts are in the unsatisfiable core [2021-05-02 12:39:46,339 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-05-02 12:39:46,406 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:46,408 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:46,413 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:46,415 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:46,419 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:46,422 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:46,426 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:46,428 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:46,432 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:46,434 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:46,438 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:46,441 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:46,445 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:46,447 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:46,452 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:46,454 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:46,459 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:46,461 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:46,466 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:46,468 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:46,472 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:46,475 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:46,479 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:46,482 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:46,486 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:46,489 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:46,493 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:46,496 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:46,500 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:46,503 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:46,507 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:46,510 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:46,514 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:46,517 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:46,522 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:46,524 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:46,528 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:46,531 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:46,535 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:46,537 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:46,542 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:46,544 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:46,548 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:46,551 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:46,555 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:46,557 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:46,561 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:46,564 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:46,569 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:46,571 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:46,576 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:46,578 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:46,582 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:46,584 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:46,589 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:46,592 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:46,596 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:46,598 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:46,602 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:46,604 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:46,608 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:46,610 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:46,614 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:46,616 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:46,620 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:46,622 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:46,625 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:46,628 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:46,631 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:46,633 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:46,637 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:46,638 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:46,640 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:46,642 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:46,644 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:46,645 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:46,647 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:46,649 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:46,651 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:46,652 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:46,655 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:46,656 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:46,658 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:46,660 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:46,662 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:46,663 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:46,666 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:46,757 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:46,758 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:46,760 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:46,762 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:46,784 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:46,787 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:46,900 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:46,902 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:46,904 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:46,906 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:46,924 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:46,927 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:47,044 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:47,045 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:47,047 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:47,048 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:47,067 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:47,070 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:47,187 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:47,188 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:47,190 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:47,192 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:47,211 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:47,214 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:47,329 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:47,331 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:47,333 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:47,334 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:47,355 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:47,358 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:47,469 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:47,471 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:47,473 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:47,474 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:47,493 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:47,495 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:47,626 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:47,627 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:47,629 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:47,631 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:47,651 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:47,654 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:47,783 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:47,784 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:47,786 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:47,788 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:47,809 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:47,811 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:47,944 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:47,945 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:47,947 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:47,948 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:47,967 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:47,970 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:48,101 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:48,102 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:48,105 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:48,106 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:48,128 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:48,131 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:48,271 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:48,273 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:48,275 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:48,276 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:48,308 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:48,310 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:48,451 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:48,452 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:48,455 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:48,456 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:48,476 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:48,478 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:48,623 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:48,625 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:48,627 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:48,628 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:48,643 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:48,646 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:48,779 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:48,781 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:48,783 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:48,784 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:48,802 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:48,804 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:48,939 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:48,940 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:48,942 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:48,944 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:48,961 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:48,964 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:49,089 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:49,091 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:49,094 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:49,095 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:49,114 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:49,116 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:49,237 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:49,239 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:49,241 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:49,242 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:49,259 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:49,262 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:49,398 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:49,399 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:49,401 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:49,403 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:49,421 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:49,424 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:49,550 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:49,551 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:49,554 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:49,555 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:49,574 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:49,577 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:49,716 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:49,717 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:49,720 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:49,721 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:49,739 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:49,742 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:49,872 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:49,874 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:49,876 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:49,876 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:49,888 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:49,889 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:50,053 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:50,054 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:50,055 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:50,056 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:50,067 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:50,068 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:50,205 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:50,205 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:50,207 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:50,207 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:50,218 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:50,219 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:50,355 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:50,356 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:50,357 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:50,358 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:50,375 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:50,378 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:50,531 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:50,533 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:50,535 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:50,536 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:50,550 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:50,551 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:50,699 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:50,700 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:50,701 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:50,702 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:50,718 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:50,721 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:50,860 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:50,862 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:50,864 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:50,865 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:50,882 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:50,885 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:51,035 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:51,036 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:51,037 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:51,039 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:51,058 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:51,060 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:51,211 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:51,212 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:51,215 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:51,216 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:51,230 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:51,232 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:51,383 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:51,384 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:51,385 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:51,386 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:51,397 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:51,399 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:51,556 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:51,557 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:51,559 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:51,561 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:51,574 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:51,576 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:51,742 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:51,743 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:51,744 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:51,745 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:51,756 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:51,757 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:51,923 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:51,924 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:51,925 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:51,926 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:51,937 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:51,939 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:52,104 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:52,106 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:52,108 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:52,109 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:52,120 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:52,121 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:52,300 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:52,301 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:52,302 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:52,302 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:52,317 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:52,319 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:52,491 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:52,492 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:52,494 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:52,495 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:52,511 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:52,513 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:52,666 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:52,667 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:52,668 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:52,668 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:52,682 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:52,685 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:52,862 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:52,864 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:52,866 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:52,867 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:52,909 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:52,911 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:53,070 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:53,071 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:53,072 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:53,072 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:53,083 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:53,085 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:53,282 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:53,283 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:53,285 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:53,286 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:53,298 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:53,300 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:53,487 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:53,488 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:53,489 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:53,490 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:53,501 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:53,502 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:53,688 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:53,690 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:53,692 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:53,693 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:53,713 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:53,716 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:53,892 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:53,893 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:53,896 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:53,897 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:53,914 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:53,916 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:54,112 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:39:54,121 INFO L134 CoverageAnalysis]: Checked inductivity of 7439 backedges. 2881 proven. 946 refuted. 0 times theorem prover too weak. 3612 trivial. 0 not checked. [2021-05-02 12:39:54,121 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [674555362] provided 0 perfect and 1 imperfect interpolant sequences [2021-05-02 12:39:54,121 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-05-02 12:39:54,121 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [92, 91] total 137 [2021-05-02 12:39:54,121 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [384490203] [2021-05-02 12:39:54,121 INFO L460 AbstractCegarLoop]: Interpolant automaton has 137 states [2021-05-02 12:39:54,122 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-02 12:39:54,122 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 137 interpolants. [2021-05-02 12:39:54,123 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=4102, Invalid=14530, Unknown=0, NotChecked=0, Total=18632 [2021-05-02 12:39:54,123 INFO L87 Difference]: Start difference. First operand 360 states and 361 transitions. Second operand has 137 states, 137 states have (on average 1.6934306569343065) internal successors, (232), 136 states have internal predecessors, (232), 88 states have call successors, (90), 3 states have call predecessors, (90), 1 states have return successors, (87), 87 states have call predecessors, (87), 87 states have call successors, (87) [2021-05-02 12:40:05,436 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-02 12:40:05,436 INFO L93 Difference]: Finished difference Result 501 states and 546 transitions. [2021-05-02 12:40:05,438 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 92 states. [2021-05-02 12:40:05,438 INFO L78 Accepts]: Start accepts. Automaton has has 137 states, 137 states have (on average 1.6934306569343065) internal successors, (232), 136 states have internal predecessors, (232), 88 states have call successors, (90), 3 states have call predecessors, (90), 1 states have return successors, (87), 87 states have call predecessors, (87), 87 states have call successors, (87) Word has length 357 [2021-05-02 12:40:05,439 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-02 12:40:05,440 INFO L225 Difference]: With dead ends: 501 [2021-05-02 12:40:05,440 INFO L226 Difference]: Without dead ends: 361 [2021-05-02 12:40:05,443 INFO L779 BasicCegarLoop]: 0 DeclaredPredicates, 624 GetRequests, 400 SyntacticMatches, 0 SemanticMatches, 224 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13890 ImplicationChecksByTransitivity, 17628.6ms TimeCoverageRelationStatistics Valid=9325, Invalid=41525, Unknown=0, NotChecked=0, Total=50850 [2021-05-02 12:40:05,443 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 361 states. [2021-05-02 12:40:05,478 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 361 to 361. [2021-05-02 12:40:05,478 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 361 states, 269 states have (on average 1.0074349442379182) internal successors, (271), 270 states have internal predecessors, (271), 46 states have call successors, (46), 46 states have call predecessors, (46), 45 states have return successors, (45), 44 states have call predecessors, (45), 45 states have call successors, (45) [2021-05-02 12:40:05,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 361 states to 361 states and 362 transitions. [2021-05-02 12:40:05,479 INFO L78 Accepts]: Start accepts. Automaton has 361 states and 362 transitions. Word has length 357 [2021-05-02 12:40:05,479 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-02 12:40:05,479 INFO L480 AbstractCegarLoop]: Abstraction has 361 states and 362 transitions. [2021-05-02 12:40:05,479 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 137 states, 137 states have (on average 1.6934306569343065) internal successors, (232), 136 states have internal predecessors, (232), 88 states have call successors, (90), 3 states have call predecessors, (90), 1 states have return successors, (87), 87 states have call predecessors, (87), 87 states have call successors, (87) [2021-05-02 12:40:05,479 INFO L276 IsEmpty]: Start isEmpty. Operand 361 states and 362 transitions. [2021-05-02 12:40:05,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 359 [2021-05-02 12:40:05,481 INFO L515 BasicCegarLoop]: Found error trace [2021-05-02 12:40:05,481 INFO L523 BasicCegarLoop]: trace histogram [44, 44, 44, 44, 43, 43, 43, 43, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-02 12:40:05,684 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 87 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable86 [2021-05-02 12:40:05,685 INFO L428 AbstractCegarLoop]: === Iteration 88 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-02 12:40:05,685 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-02 12:40:05,685 INFO L82 PathProgramCache]: Analyzing trace with hash 983194892, now seen corresponding path program 86 times [2021-05-02 12:40:05,685 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-02 12:40:05,685 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1549747642] [2021-05-02 12:40:05,685 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-02 12:40:05,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:40:07,858 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-02 12:40:07,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:40:07,868 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2021-05-02 12:40:07,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:40:07,870 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2021-05-02 12:40:07,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:40:07,872 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2021-05-02 12:40:07,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:40:07,873 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2021-05-02 12:40:07,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:40:07,875 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2021-05-02 12:40:07,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:40:07,877 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2021-05-02 12:40:07,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:40:07,878 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2021-05-02 12:40:07,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:40:07,880 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2021-05-02 12:40:07,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:40:07,882 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2021-05-02 12:40:07,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:40:07,884 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2021-05-02 12:40:07,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:40:07,886 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2021-05-02 12:40:07,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:40:07,888 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2021-05-02 12:40:07,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:40:07,889 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2021-05-02 12:40:07,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:40:07,891 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2021-05-02 12:40:07,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:40:07,894 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2021-05-02 12:40:07,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:40:07,897 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2021-05-02 12:40:07,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:40:07,900 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2021-05-02 12:40:07,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:40:07,918 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 172 [2021-05-02 12:40:07,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:40:07,921 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2021-05-02 12:40:07,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:40:07,924 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2021-05-02 12:40:07,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:40:07,926 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2021-05-02 12:40:07,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:40:07,931 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 200 [2021-05-02 12:40:07,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:40:07,935 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2021-05-02 12:40:07,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:40:07,939 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2021-05-02 12:40:07,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:40:07,943 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 221 [2021-05-02 12:40:07,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:40:07,947 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2021-05-02 12:40:07,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:40:07,951 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2021-05-02 12:40:07,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:40:07,955 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2021-05-02 12:40:07,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:40:07,957 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 249 [2021-05-02 12:40:07,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:40:07,960 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2021-05-02 12:40:07,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:40:07,961 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 263 [2021-05-02 12:40:07,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:40:07,963 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 270 [2021-05-02 12:40:07,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:40:07,965 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 277 [2021-05-02 12:40:07,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:40:07,967 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 284 [2021-05-02 12:40:07,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:40:07,969 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 291 [2021-05-02 12:40:07,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:40:07,970 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 298 [2021-05-02 12:40:07,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:40:07,972 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 305 [2021-05-02 12:40:07,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:40:07,974 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 312 [2021-05-02 12:40:07,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:40:07,977 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 319 [2021-05-02 12:40:07,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:40:07,980 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 326 [2021-05-02 12:40:07,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:40:07,984 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2021-05-02 12:40:07,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:40:07,988 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 340 [2021-05-02 12:40:07,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:40:07,991 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 347 [2021-05-02 12:40:07,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:40:07,995 INFO L134 CoverageAnalysis]: Checked inductivity of 7483 backedges. 1032 proven. 2839 refuted. 0 times theorem prover too weak. 3612 trivial. 0 not checked. [2021-05-02 12:40:07,995 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-05-02 12:40:07,995 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1549747642] [2021-05-02 12:40:07,996 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1549747642] provided 0 perfect and 1 imperfect interpolant sequences [2021-05-02 12:40:07,996 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1597194940] [2021-05-02 12:40:07,996 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 88 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 88 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-02 12:40:08,134 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-05-02 12:40:08,134 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-05-02 12:40:08,139 INFO L263 TraceCheckSpWp]: Trace formula consists of 902 conjuncts, 94 conjunts are in the unsatisfiable core [2021-05-02 12:40:08,142 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-05-02 12:40:08,190 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:08,194 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:08,201 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:08,204 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:08,211 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:08,212 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:08,215 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:08,217 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:08,220 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:08,221 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:08,224 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:08,225 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:08,228 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:08,230 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:08,233 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:08,234 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:08,238 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:08,241 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:08,247 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:08,250 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:08,255 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:08,257 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:08,260 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:08,261 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:08,264 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:08,265 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:08,268 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:08,270 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:08,273 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:08,274 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:08,279 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:08,281 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:08,288 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:08,291 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:08,297 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:08,300 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:08,307 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:08,311 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:08,314 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:08,318 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:08,324 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:08,326 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:08,331 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:08,335 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:08,340 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:08,343 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:08,349 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:08,351 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:08,357 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:08,359 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:08,364 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:08,367 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:08,371 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:08,373 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:08,378 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:08,381 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:08,387 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:08,391 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:08,396 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:08,399 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:08,405 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:08,408 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:08,414 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:08,417 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:08,420 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:08,422 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:08,426 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:08,427 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:08,430 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:08,431 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:08,434 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:08,435 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:08,438 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:08,439 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:08,442 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:08,443 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:08,446 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:08,447 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:08,450 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:08,452 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:08,458 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:08,461 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:08,465 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:08,466 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:08,469 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:08,470 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:08,474 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:08,475 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:08,485 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:08,487 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:08,510 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:08,513 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:08,519 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:08,520 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:08,531 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:08,535 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:08,544 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:08,547 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:08,568 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:08,570 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:08,578 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:08,580 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:08,597 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:08,601 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:08,610 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:08,612 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:08,629 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:08,630 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:08,635 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:08,636 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:08,647 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:08,650 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:08,655 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:08,658 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:08,674 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:08,676 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:08,682 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:08,684 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:08,706 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:08,709 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:08,713 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:08,714 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:08,726 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:08,727 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:08,732 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:08,734 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:08,778 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:08,780 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:08,788 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:08,791 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:08,811 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:08,814 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:08,820 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:08,822 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:08,832 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:08,833 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:08,837 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:08,839 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:08,854 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:08,856 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:08,862 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:08,863 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:08,885 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:08,888 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:08,893 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:08,894 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:08,906 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:08,909 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:08,917 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:08,920 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:08,940 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:08,943 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:08,951 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:08,953 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:08,972 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:08,976 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:08,986 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:08,989 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:09,007 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:09,009 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:09,013 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:09,015 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:09,025 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:09,027 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:09,033 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:09,036 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:09,050 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:09,053 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:09,061 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:09,064 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:09,083 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:09,085 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:09,092 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:09,095 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:09,117 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:09,120 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:09,128 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:09,130 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:09,149 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:09,151 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:09,160 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:09,163 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:09,183 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:09,186 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:09,192 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:09,194 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:09,204 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:09,206 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:09,211 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:09,213 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:09,227 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:09,230 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:09,236 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:09,237 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:09,248 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:09,250 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:09,256 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:09,257 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:09,281 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:09,284 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:09,291 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:09,293 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:09,314 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:09,316 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:09,324 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:09,326 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:09,344 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:09,346 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:09,354 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:09,356 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:09,375 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:09,378 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:09,389 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:09,390 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:09,401 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:09,402 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:09,407 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:09,408 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:09,423 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:09,425 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:09,430 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:09,431 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:09,442 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:09,443 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:09,450 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:09,453 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:09,476 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:09,477 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:09,482 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:09,483 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:09,494 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:09,496 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:09,504 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:09,507 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:09,526 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:09,529 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:09,537 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:09,539 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:09,554 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:09,556 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:09,563 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:09,566 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:09,586 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:09,589 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:09,597 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:09,599 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:09,610 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:09,612 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:09,616 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:09,618 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:09,634 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:09,636 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:09,642 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:09,644 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:09,666 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:09,669 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:09,676 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:09,678 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:09,697 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:09,701 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:09,711 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:09,714 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:09,811 INFO L134 CoverageAnalysis]: Checked inductivity of 7483 backedges. 1076 proven. 2795 refuted. 0 times theorem prover too weak. 3612 trivial. 0 not checked. [2021-05-02 12:40:09,812 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1597194940] provided 0 perfect and 1 imperfect interpolant sequences [2021-05-02 12:40:09,812 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-05-02 12:40:09,812 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [50, 49] total 53 [2021-05-02 12:40:09,812 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [997857923] [2021-05-02 12:40:09,812 INFO L460 AbstractCegarLoop]: Interpolant automaton has 53 states [2021-05-02 12:40:09,812 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-02 12:40:09,813 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 53 interpolants. [2021-05-02 12:40:09,813 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1096, Invalid=1660, Unknown=0, NotChecked=0, Total=2756 [2021-05-02 12:40:09,813 INFO L87 Difference]: Start difference. First operand 361 states and 362 transitions. Second operand has 53 states, 53 states have (on average 2.7735849056603774) internal successors, (147), 50 states have internal predecessors, (147), 45 states have call successors, (48), 4 states have call predecessors, (48), 1 states have return successors, (44), 44 states have call predecessors, (44), 44 states have call successors, (44) [2021-05-02 12:40:14,036 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-02 12:40:14,036 INFO L93 Difference]: Finished difference Result 374 states and 376 transitions. [2021-05-02 12:40:14,039 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 52 states. [2021-05-02 12:40:14,039 INFO L78 Accepts]: Start accepts. Automaton has has 53 states, 53 states have (on average 2.7735849056603774) internal successors, (147), 50 states have internal predecessors, (147), 45 states have call successors, (48), 4 states have call predecessors, (48), 1 states have return successors, (44), 44 states have call predecessors, (44), 44 states have call successors, (44) Word has length 358 [2021-05-02 12:40:14,040 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-02 12:40:14,041 INFO L225 Difference]: With dead ends: 374 [2021-05-02 12:40:14,041 INFO L226 Difference]: Without dead ends: 372 [2021-05-02 12:40:14,041 INFO L779 BasicCegarLoop]: 0 DeclaredPredicates, 587 GetRequests, 487 SyntacticMatches, 0 SemanticMatches, 100 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1788 ImplicationChecksByTransitivity, 4582.0ms TimeCoverageRelationStatistics Valid=3280, Invalid=7022, Unknown=0, NotChecked=0, Total=10302 [2021-05-02 12:40:14,042 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 372 states. [2021-05-02 12:40:14,089 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 372 to 368. [2021-05-02 12:40:14,090 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 368 states, 274 states have (on average 1.0072992700729928) internal successors, (276), 275 states have internal predecessors, (276), 47 states have call successors, (47), 47 states have call predecessors, (47), 46 states have return successors, (46), 45 states have call predecessors, (46), 46 states have call successors, (46) [2021-05-02 12:40:14,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 368 states to 368 states and 369 transitions. [2021-05-02 12:40:14,091 INFO L78 Accepts]: Start accepts. Automaton has 368 states and 369 transitions. Word has length 358 [2021-05-02 12:40:14,091 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-02 12:40:14,091 INFO L480 AbstractCegarLoop]: Abstraction has 368 states and 369 transitions. [2021-05-02 12:40:14,091 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 53 states, 53 states have (on average 2.7735849056603774) internal successors, (147), 50 states have internal predecessors, (147), 45 states have call successors, (48), 4 states have call predecessors, (48), 1 states have return successors, (44), 44 states have call predecessors, (44), 44 states have call successors, (44) [2021-05-02 12:40:14,091 INFO L276 IsEmpty]: Start isEmpty. Operand 368 states and 369 transitions. [2021-05-02 12:40:14,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 366 [2021-05-02 12:40:14,092 INFO L515 BasicCegarLoop]: Found error trace [2021-05-02 12:40:14,092 INFO L523 BasicCegarLoop]: trace histogram [45, 45, 45, 44, 44, 44, 44, 44, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-02 12:40:14,293 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 88 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable87 [2021-05-02 12:40:14,293 INFO L428 AbstractCegarLoop]: === Iteration 89 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-02 12:40:14,293 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-02 12:40:14,293 INFO L82 PathProgramCache]: Analyzing trace with hash -62148122, now seen corresponding path program 87 times [2021-05-02 12:40:14,294 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-02 12:40:14,294 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1720705891] [2021-05-02 12:40:14,294 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-02 12:40:14,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:40:20,048 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-02 12:40:20,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:40:20,052 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2021-05-02 12:40:20,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:40:20,055 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2021-05-02 12:40:20,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:40:20,057 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2021-05-02 12:40:20,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:40:20,060 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2021-05-02 12:40:20,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:40:20,062 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2021-05-02 12:40:20,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:40:20,064 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2021-05-02 12:40:20,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:40:20,065 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2021-05-02 12:40:20,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:40:20,067 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2021-05-02 12:40:20,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:40:20,069 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2021-05-02 12:40:20,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:40:20,071 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2021-05-02 12:40:20,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:40:20,072 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2021-05-02 12:40:20,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:40:20,075 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2021-05-02 12:40:20,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:40:20,078 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2021-05-02 12:40:20,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:40:20,081 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2021-05-02 12:40:20,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:40:20,083 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2021-05-02 12:40:20,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:40:20,086 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2021-05-02 12:40:20,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:40:20,088 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2021-05-02 12:40:20,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:40:20,089 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 172 [2021-05-02 12:40:20,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:40:20,091 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2021-05-02 12:40:20,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:40:20,092 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2021-05-02 12:40:20,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:40:20,094 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2021-05-02 12:40:20,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:40:20,097 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 200 [2021-05-02 12:40:20,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:40:20,101 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2021-05-02 12:40:20,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:40:20,104 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2021-05-02 12:40:20,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:40:20,107 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 221 [2021-05-02 12:40:20,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:40:20,110 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2021-05-02 12:40:20,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:40:20,112 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2021-05-02 12:40:20,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:40:20,113 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2021-05-02 12:40:20,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:40:20,116 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 249 [2021-05-02 12:40:20,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:40:20,119 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2021-05-02 12:40:20,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:40:20,122 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 263 [2021-05-02 12:40:20,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:40:20,126 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 270 [2021-05-02 12:40:20,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:40:20,129 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 277 [2021-05-02 12:40:20,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:40:20,131 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 284 [2021-05-02 12:40:20,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:40:20,133 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 291 [2021-05-02 12:40:20,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:40:20,136 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 298 [2021-05-02 12:40:20,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:40:20,139 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 305 [2021-05-02 12:40:20,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:40:20,142 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 312 [2021-05-02 12:40:20,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:40:20,145 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 319 [2021-05-02 12:40:20,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:40:20,148 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 326 [2021-05-02 12:40:20,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:40:20,150 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2021-05-02 12:40:20,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:40:20,152 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 340 [2021-05-02 12:40:20,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:40:20,156 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 347 [2021-05-02 12:40:20,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:40:20,159 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 354 [2021-05-02 12:40:20,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:40:20,163 INFO L134 CoverageAnalysis]: Checked inductivity of 7788 backedges. 2884 proven. 1120 refuted. 0 times theorem prover too weak. 3784 trivial. 0 not checked. [2021-05-02 12:40:20,163 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-05-02 12:40:20,163 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1720705891] [2021-05-02 12:40:20,163 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1720705891] provided 0 perfect and 1 imperfect interpolant sequences [2021-05-02 12:40:20,163 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [623372551] [2021-05-02 12:40:20,163 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 89 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 89 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-02 12:40:20,393 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 45 check-sat command(s) [2021-05-02 12:40:20,393 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-05-02 12:40:20,398 INFO L263 TraceCheckSpWp]: Trace formula consists of 916 conjuncts, 92 conjunts are in the unsatisfiable core [2021-05-02 12:40:20,402 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-05-02 12:40:20,462 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:20,464 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:20,467 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:20,469 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:20,472 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:20,475 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:20,482 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:20,498 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:20,504 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:20,507 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:20,511 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:20,512 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:20,515 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:20,516 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:20,519 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:20,520 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:20,524 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:20,526 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:20,532 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:20,534 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:20,539 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:20,542 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:20,547 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:20,550 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:20,555 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:20,559 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:20,565 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:20,567 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:20,571 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:20,574 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:20,577 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:20,579 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:20,583 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:20,585 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:20,591 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:20,594 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:20,599 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:20,602 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:20,606 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:20,609 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:20,615 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:20,618 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:20,621 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:20,623 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:20,625 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:20,627 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:20,629 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:20,630 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:20,633 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:20,634 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:20,637 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:20,638 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:20,642 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:20,645 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:20,650 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:20,653 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:20,658 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:20,659 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:20,662 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:20,663 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:20,667 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:20,669 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:20,674 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:20,677 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:20,683 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:20,686 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:20,691 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:20,693 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:20,697 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:20,698 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:20,701 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:20,702 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:20,704 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:20,706 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:20,708 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:20,710 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:20,714 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:20,717 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:20,721 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:20,724 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:20,729 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:20,731 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:20,735 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:20,737 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:20,741 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:20,744 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:20,747 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:20,750 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:20,754 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:20,845 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:20,847 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:20,849 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:20,851 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:20,869 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:20,870 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:20,965 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:20,966 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:20,967 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:20,968 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:20,983 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:20,985 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:21,105 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:21,106 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:21,109 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:21,110 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:21,125 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:21,127 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:21,233 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:21,234 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:21,237 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:21,238 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:21,257 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:21,260 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:21,362 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:21,363 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:21,364 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:21,365 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:21,383 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:21,386 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:21,496 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:21,497 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:21,498 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:21,499 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:21,519 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:21,522 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:21,652 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:21,653 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:21,654 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:21,655 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:21,666 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:21,667 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:21,774 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:21,776 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:21,778 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:21,779 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:21,791 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:21,792 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:21,923 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:21,924 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:21,925 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:21,926 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:21,938 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:21,939 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:22,075 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:22,076 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:22,078 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:22,080 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:22,099 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:22,103 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:22,241 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:22,243 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:22,246 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:22,248 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:22,275 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:22,277 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:22,406 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:22,406 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:22,408 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:22,408 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:22,420 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:22,422 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:22,560 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:22,562 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:22,563 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:22,563 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:22,578 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:22,581 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:22,726 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:22,727 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:22,728 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:22,729 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:22,743 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:22,746 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:22,860 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:22,861 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:22,862 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:22,862 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:22,874 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:22,875 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:22,982 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:22,983 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:22,985 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:22,986 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:22,998 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:23,000 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:23,098 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:23,099 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:23,100 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:23,101 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:23,112 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:23,114 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:23,221 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:23,222 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:23,223 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:23,224 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:23,236 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:23,237 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:23,332 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:23,333 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:23,334 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:23,334 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:23,346 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:23,347 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:23,466 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:23,467 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:23,469 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:23,469 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:23,488 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:23,492 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:23,715 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:23,717 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:23,720 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:23,722 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:23,742 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:23,746 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:23,946 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:23,948 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:23,950 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:23,952 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:23,972 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:23,975 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:24,181 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:24,183 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:24,186 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:24,188 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:24,213 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:24,216 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:24,417 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:24,418 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:24,421 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:24,423 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:24,449 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:24,452 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:24,606 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:24,608 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:24,611 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:24,612 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:24,637 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:24,640 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:24,876 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:24,878 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:24,881 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:24,883 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:24,910 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:24,913 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:25,134 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:25,136 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:25,139 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:25,141 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:25,166 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:25,169 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:25,389 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:25,391 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:25,394 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:25,395 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:25,420 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:25,422 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:25,638 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:25,640 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:25,643 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:25,645 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:25,689 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:25,692 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:25,926 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:25,927 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:25,930 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:25,932 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:25,956 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:25,960 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:26,198 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:26,200 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:26,202 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:26,203 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:26,229 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:26,232 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:26,478 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:26,480 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:26,483 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:26,485 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:26,513 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:26,516 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:26,760 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:26,761 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:26,762 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:26,763 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:26,787 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:26,791 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:27,045 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:27,046 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:27,049 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:27,051 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:27,079 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:27,082 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:27,319 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:27,321 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:27,323 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:27,325 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:27,351 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:27,354 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:27,619 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:27,621 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:27,624 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:27,626 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:27,652 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:27,656 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:27,883 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:27,884 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:27,887 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:27,888 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:27,900 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:27,902 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:28,108 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:28,109 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:28,110 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:28,111 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:28,137 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:28,140 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:28,334 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:28,335 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:28,336 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:28,337 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:28,349 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:28,353 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:28,558 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:28,560 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:28,563 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:28,564 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:28,581 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:28,582 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:28,786 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:28,787 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:28,788 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:28,789 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:28,804 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:28,806 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:29,010 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:29,012 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:29,015 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:29,016 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:29,039 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:29,042 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:29,255 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:29,256 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:29,257 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:29,258 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:29,270 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:29,272 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:29,457 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:29,457 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:29,459 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:29,459 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:29,474 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:29,477 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:29,676 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:29,691 INFO L134 CoverageAnalysis]: Checked inductivity of 7788 backedges. 3014 proven. 990 refuted. 0 times theorem prover too weak. 3784 trivial. 0 not checked. [2021-05-02 12:40:29,691 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [623372551] provided 0 perfect and 1 imperfect interpolant sequences [2021-05-02 12:40:29,691 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-05-02 12:40:29,691 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [94, 93] total 140 [2021-05-02 12:40:29,691 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [449267098] [2021-05-02 12:40:29,692 INFO L460 AbstractCegarLoop]: Interpolant automaton has 140 states [2021-05-02 12:40:29,692 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-02 12:40:29,693 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 140 interpolants. [2021-05-02 12:40:29,694 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=4285, Invalid=15175, Unknown=0, NotChecked=0, Total=19460 [2021-05-02 12:40:29,694 INFO L87 Difference]: Start difference. First operand 368 states and 369 transitions. Second operand has 140 states, 140 states have (on average 1.6928571428571428) internal successors, (237), 139 states have internal predecessors, (237), 90 states have call successors, (92), 3 states have call predecessors, (92), 1 states have return successors, (89), 89 states have call predecessors, (89), 89 states have call successors, (89) [2021-05-02 12:40:42,402 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-02 12:40:42,402 INFO L93 Difference]: Finished difference Result 512 states and 558 transitions. [2021-05-02 12:40:42,404 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 94 states. [2021-05-02 12:40:42,404 INFO L78 Accepts]: Start accepts. Automaton has has 140 states, 140 states have (on average 1.6928571428571428) internal successors, (237), 139 states have internal predecessors, (237), 90 states have call successors, (92), 3 states have call predecessors, (92), 1 states have return successors, (89), 89 states have call predecessors, (89), 89 states have call successors, (89) Word has length 365 [2021-05-02 12:40:42,404 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-02 12:40:42,406 INFO L225 Difference]: With dead ends: 512 [2021-05-02 12:40:42,406 INFO L226 Difference]: Without dead ends: 369 [2021-05-02 12:40:42,409 INFO L779 BasicCegarLoop]: 0 DeclaredPredicates, 638 GetRequests, 409 SyntacticMatches, 0 SemanticMatches, 229 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14521 ImplicationChecksByTransitivity, 21014.3ms TimeCoverageRelationStatistics Valid=9739, Invalid=43391, Unknown=0, NotChecked=0, Total=53130 [2021-05-02 12:40:42,410 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 369 states. [2021-05-02 12:40:42,453 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 369 to 369. [2021-05-02 12:40:42,453 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 369 states, 275 states have (on average 1.0072727272727273) internal successors, (277), 276 states have internal predecessors, (277), 47 states have call successors, (47), 47 states have call predecessors, (47), 46 states have return successors, (46), 45 states have call predecessors, (46), 46 states have call successors, (46) [2021-05-02 12:40:42,453 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 369 states to 369 states and 370 transitions. [2021-05-02 12:40:42,454 INFO L78 Accepts]: Start accepts. Automaton has 369 states and 370 transitions. Word has length 365 [2021-05-02 12:40:42,454 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-02 12:40:42,454 INFO L480 AbstractCegarLoop]: Abstraction has 369 states and 370 transitions. [2021-05-02 12:40:42,454 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 140 states, 140 states have (on average 1.6928571428571428) internal successors, (237), 139 states have internal predecessors, (237), 90 states have call successors, (92), 3 states have call predecessors, (92), 1 states have return successors, (89), 89 states have call predecessors, (89), 89 states have call successors, (89) [2021-05-02 12:40:42,454 INFO L276 IsEmpty]: Start isEmpty. Operand 369 states and 370 transitions. [2021-05-02 12:40:42,456 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 367 [2021-05-02 12:40:42,456 INFO L515 BasicCegarLoop]: Found error trace [2021-05-02 12:40:42,456 INFO L523 BasicCegarLoop]: trace histogram [45, 45, 45, 45, 44, 44, 44, 44, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-02 12:40:42,672 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable88,89 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-02 12:40:42,673 INFO L428 AbstractCegarLoop]: === Iteration 90 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-02 12:40:42,673 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-02 12:40:42,673 INFO L82 PathProgramCache]: Analyzing trace with hash 1238519470, now seen corresponding path program 88 times [2021-05-02 12:40:42,673 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-02 12:40:42,673 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1580799120] [2021-05-02 12:40:42,673 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-02 12:40:42,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:40:45,121 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-02 12:40:45,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:40:45,123 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2021-05-02 12:40:45,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:40:45,125 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2021-05-02 12:40:45,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:40:45,127 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2021-05-02 12:40:45,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:40:45,130 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2021-05-02 12:40:45,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:40:45,133 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2021-05-02 12:40:45,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:40:45,136 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2021-05-02 12:40:45,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:40:45,139 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2021-05-02 12:40:45,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:40:45,142 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2021-05-02 12:40:45,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:40:45,145 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2021-05-02 12:40:45,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:40:45,148 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2021-05-02 12:40:45,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:40:45,151 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2021-05-02 12:40:45,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:40:45,154 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2021-05-02 12:40:45,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:40:45,157 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2021-05-02 12:40:45,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:40:45,160 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2021-05-02 12:40:45,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:40:45,163 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2021-05-02 12:40:45,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:40:45,166 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2021-05-02 12:40:45,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:40:45,169 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2021-05-02 12:40:45,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:40:45,172 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2021-05-02 12:40:45,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:40:45,175 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 180 [2021-05-02 12:40:45,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:40:45,178 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187 [2021-05-02 12:40:45,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:40:45,181 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 194 [2021-05-02 12:40:45,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:40:45,184 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2021-05-02 12:40:45,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:40:45,187 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 208 [2021-05-02 12:40:45,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:40:45,190 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2021-05-02 12:40:45,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:40:45,193 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 222 [2021-05-02 12:40:45,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:40:45,196 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 229 [2021-05-02 12:40:45,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:40:45,200 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 236 [2021-05-02 12:40:45,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:40:45,203 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 243 [2021-05-02 12:40:45,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:40:45,206 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 250 [2021-05-02 12:40:45,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:40:45,212 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 257 [2021-05-02 12:40:45,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:40:45,215 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 264 [2021-05-02 12:40:45,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:40:45,218 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 271 [2021-05-02 12:40:45,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:40:45,219 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2021-05-02 12:40:45,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:40:45,232 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 285 [2021-05-02 12:40:45,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:40:45,237 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 292 [2021-05-02 12:40:45,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:40:45,241 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 299 [2021-05-02 12:40:45,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:40:45,245 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 306 [2021-05-02 12:40:45,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:40:45,247 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 313 [2021-05-02 12:40:45,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:40:45,249 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 320 [2021-05-02 12:40:45,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:40:45,251 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 327 [2021-05-02 12:40:45,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:40:45,253 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 334 [2021-05-02 12:40:45,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:40:45,255 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 341 [2021-05-02 12:40:45,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:40:45,257 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 348 [2021-05-02 12:40:45,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:40:45,260 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 355 [2021-05-02 12:40:45,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:40:45,264 INFO L134 CoverageAnalysis]: Checked inductivity of 7833 backedges. 1078 proven. 2971 refuted. 0 times theorem prover too weak. 3784 trivial. 0 not checked. [2021-05-02 12:40:45,264 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-05-02 12:40:45,264 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1580799120] [2021-05-02 12:40:45,264 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1580799120] provided 0 perfect and 1 imperfect interpolant sequences [2021-05-02 12:40:45,264 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1776843736] [2021-05-02 12:40:45,264 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 90 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 90 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-02 12:40:45,409 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-05-02 12:40:45,409 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-05-02 12:40:45,415 INFO L263 TraceCheckSpWp]: Trace formula consists of 921 conjuncts, 96 conjunts are in the unsatisfiable core [2021-05-02 12:40:45,418 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-05-02 12:40:45,458 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:45,461 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:45,467 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:45,471 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:45,476 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:45,477 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:45,480 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:45,482 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:45,484 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:45,486 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:45,489 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:45,491 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:45,497 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:45,501 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:45,507 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:45,508 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:45,512 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:45,514 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:45,520 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:45,524 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:45,533 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:45,534 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:45,541 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:45,544 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:45,552 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:45,556 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:45,562 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:45,566 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:45,574 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:45,577 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:45,584 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:45,587 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:45,593 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:45,596 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:45,600 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:45,604 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:45,609 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:45,612 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:45,618 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:45,621 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:45,628 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:45,632 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:45,638 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:45,642 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:45,649 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:45,652 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:45,657 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:45,660 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:45,663 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:45,664 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:45,667 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:45,668 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:45,671 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:45,672 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:45,675 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:45,677 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:45,679 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:45,681 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:45,684 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:45,687 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:45,693 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:45,696 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:45,703 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:45,706 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:45,712 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:45,716 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:45,722 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:45,724 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:45,731 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:45,734 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:45,741 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:45,744 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:45,751 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:45,752 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:45,755 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:45,756 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:45,759 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:45,760 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:45,763 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:45,765 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:45,767 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:45,769 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:45,772 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:45,773 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:45,776 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:45,777 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:45,780 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:45,781 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:45,784 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:45,785 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:45,794 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:45,795 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:45,806 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:45,808 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:45,813 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:45,814 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:45,825 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:45,827 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:45,848 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:45,850 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:45,862 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:45,863 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:45,869 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:45,870 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:45,882 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:45,883 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:45,888 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:45,890 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:45,900 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:45,902 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:45,907 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:45,908 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:45,919 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:45,921 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:45,926 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:45,927 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:45,938 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:45,940 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:45,945 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:45,946 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:45,957 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:45,959 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:45,964 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:45,965 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:45,976 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:45,978 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:45,983 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:45,984 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:45,995 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:45,997 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:46,001 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:46,003 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:46,014 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:46,016 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:46,022 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:46,023 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:46,034 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:46,036 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:46,041 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:46,042 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:46,053 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:46,055 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:46,060 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:46,062 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:46,074 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:46,076 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:46,081 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:46,082 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:46,094 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:46,096 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:46,100 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:46,102 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:46,113 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:46,114 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:46,120 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:46,121 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:46,135 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:46,137 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:46,142 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:46,144 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:46,156 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:46,157 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:46,162 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:46,163 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:46,178 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:46,180 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:46,185 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:46,186 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:46,198 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:46,199 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:46,204 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:46,205 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:46,217 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:46,219 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:46,223 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:46,225 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:46,237 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:46,238 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:46,245 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:46,247 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:46,259 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:46,261 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:46,265 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:46,266 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:46,277 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:46,278 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:46,283 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:46,284 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:46,295 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:46,297 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:46,302 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:46,303 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:46,314 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:46,315 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:46,320 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:46,322 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:46,333 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:46,334 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:46,339 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:46,341 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:46,352 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:46,353 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:46,358 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:46,359 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:46,371 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:46,373 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:46,378 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:46,380 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:46,390 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:46,392 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:46,397 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:46,398 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:46,409 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:46,411 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:46,415 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:46,417 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:46,428 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:46,430 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:46,435 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:46,437 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:46,457 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:46,460 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:46,472 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:46,476 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:46,501 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:46,504 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:46,515 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:46,518 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:46,544 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:46,548 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:46,560 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:46,562 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:46,590 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:46,593 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:46,605 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:46,608 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:46,632 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:46,636 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:46,644 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:46,647 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:46,673 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:46,676 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:46,688 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:46,691 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:46,715 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:46,719 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:46,729 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:46,732 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:46,757 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:46,761 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:46,771 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:46,774 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:46,797 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:46,799 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:46,810 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:46,813 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:46,834 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:46,837 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:46,847 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:46,850 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:46,875 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:46,879 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:46,889 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:46,892 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:46,915 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:46,916 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:46,921 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:46,924 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:47,059 INFO L134 CoverageAnalysis]: Checked inductivity of 7833 backedges. 1123 proven. 2926 refuted. 0 times theorem prover too weak. 3784 trivial. 0 not checked. [2021-05-02 12:40:47,060 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1776843736] provided 0 perfect and 1 imperfect interpolant sequences [2021-05-02 12:40:47,060 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-05-02 12:40:47,060 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [51, 50] total 54 [2021-05-02 12:40:47,060 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [423750032] [2021-05-02 12:40:47,060 INFO L460 AbstractCegarLoop]: Interpolant automaton has 54 states [2021-05-02 12:40:47,061 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-02 12:40:47,061 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 54 interpolants. [2021-05-02 12:40:47,061 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1143, Invalid=1719, Unknown=0, NotChecked=0, Total=2862 [2021-05-02 12:40:47,061 INFO L87 Difference]: Start difference. First operand 369 states and 370 transitions. Second operand has 54 states, 54 states have (on average 2.7777777777777777) internal successors, (150), 51 states have internal predecessors, (150), 46 states have call successors, (49), 4 states have call predecessors, (49), 1 states have return successors, (45), 45 states have call predecessors, (45), 45 states have call successors, (45) [2021-05-02 12:40:51,673 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-02 12:40:51,673 INFO L93 Difference]: Finished difference Result 382 states and 384 transitions. [2021-05-02 12:40:51,674 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2021-05-02 12:40:51,674 INFO L78 Accepts]: Start accepts. Automaton has has 54 states, 54 states have (on average 2.7777777777777777) internal successors, (150), 51 states have internal predecessors, (150), 46 states have call successors, (49), 4 states have call predecessors, (49), 1 states have return successors, (45), 45 states have call predecessors, (45), 45 states have call successors, (45) Word has length 366 [2021-05-02 12:40:51,675 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-02 12:40:51,676 INFO L225 Difference]: With dead ends: 382 [2021-05-02 12:40:51,676 INFO L226 Difference]: Without dead ends: 380 [2021-05-02 12:40:51,676 INFO L779 BasicCegarLoop]: 0 DeclaredPredicates, 600 GetRequests, 498 SyntacticMatches, 0 SemanticMatches, 102 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1851 ImplicationChecksByTransitivity, 5628.1ms TimeCoverageRelationStatistics Valid=3421, Invalid=7291, Unknown=0, NotChecked=0, Total=10712 [2021-05-02 12:40:51,677 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 380 states. [2021-05-02 12:40:51,710 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 380 to 376. [2021-05-02 12:40:51,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 376 states, 280 states have (on average 1.0071428571428571) internal successors, (282), 281 states have internal predecessors, (282), 48 states have call successors, (48), 48 states have call predecessors, (48), 47 states have return successors, (47), 46 states have call predecessors, (47), 47 states have call successors, (47) [2021-05-02 12:40:51,711 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 376 states to 376 states and 377 transitions. [2021-05-02 12:40:51,711 INFO L78 Accepts]: Start accepts. Automaton has 376 states and 377 transitions. Word has length 366 [2021-05-02 12:40:51,711 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-02 12:40:51,711 INFO L480 AbstractCegarLoop]: Abstraction has 376 states and 377 transitions. [2021-05-02 12:40:51,712 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 54 states, 54 states have (on average 2.7777777777777777) internal successors, (150), 51 states have internal predecessors, (150), 46 states have call successors, (49), 4 states have call predecessors, (49), 1 states have return successors, (45), 45 states have call predecessors, (45), 45 states have call successors, (45) [2021-05-02 12:40:51,712 INFO L276 IsEmpty]: Start isEmpty. Operand 376 states and 377 transitions. [2021-05-02 12:40:51,713 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 374 [2021-05-02 12:40:51,713 INFO L515 BasicCegarLoop]: Found error trace [2021-05-02 12:40:51,713 INFO L523 BasicCegarLoop]: trace histogram [46, 46, 46, 45, 45, 45, 45, 45, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-02 12:40:51,913 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable89,90 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-02 12:40:51,914 INFO L428 AbstractCegarLoop]: === Iteration 91 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-02 12:40:51,914 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-02 12:40:51,914 INFO L82 PathProgramCache]: Analyzing trace with hash 1760626180, now seen corresponding path program 89 times [2021-05-02 12:40:51,914 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-02 12:40:51,914 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1068416396] [2021-05-02 12:40:51,914 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-02 12:40:51,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:40:58,700 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-02 12:40:58,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:40:58,704 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2021-05-02 12:40:58,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:40:58,707 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2021-05-02 12:40:58,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:40:58,710 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2021-05-02 12:40:58,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:40:58,713 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2021-05-02 12:40:58,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:40:58,717 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2021-05-02 12:40:58,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:40:58,721 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2021-05-02 12:40:58,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:40:58,724 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2021-05-02 12:40:58,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:40:58,727 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2021-05-02 12:40:58,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:40:58,730 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2021-05-02 12:40:58,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:40:58,733 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2021-05-02 12:40:58,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:40:58,736 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2021-05-02 12:40:58,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:40:58,739 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2021-05-02 12:40:58,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:40:58,742 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2021-05-02 12:40:58,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:40:58,745 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2021-05-02 12:40:58,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:40:58,749 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2021-05-02 12:40:58,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:40:58,752 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2021-05-02 12:40:58,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:40:58,756 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2021-05-02 12:40:58,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:40:58,759 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2021-05-02 12:40:58,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:40:58,762 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 180 [2021-05-02 12:40:58,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:40:58,766 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187 [2021-05-02 12:40:58,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:40:58,769 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 194 [2021-05-02 12:40:58,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:40:58,772 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2021-05-02 12:40:58,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:40:58,775 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 208 [2021-05-02 12:40:58,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:40:58,779 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2021-05-02 12:40:58,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:40:58,782 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 222 [2021-05-02 12:40:58,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:40:58,785 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 229 [2021-05-02 12:40:58,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:40:58,788 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 236 [2021-05-02 12:40:58,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:40:58,792 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 243 [2021-05-02 12:40:58,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:40:58,795 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 250 [2021-05-02 12:40:58,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:40:58,798 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 257 [2021-05-02 12:40:58,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:40:58,802 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 264 [2021-05-02 12:40:58,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:40:58,805 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 271 [2021-05-02 12:40:58,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:40:58,808 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2021-05-02 12:40:58,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:40:58,812 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 285 [2021-05-02 12:40:58,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:40:58,816 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 292 [2021-05-02 12:40:58,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:40:58,819 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 299 [2021-05-02 12:40:58,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:40:58,822 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 306 [2021-05-02 12:40:58,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:40:58,826 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 313 [2021-05-02 12:40:58,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:40:58,829 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 320 [2021-05-02 12:40:58,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:40:58,832 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 327 [2021-05-02 12:40:58,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:40:58,836 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 334 [2021-05-02 12:40:58,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:40:58,839 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 341 [2021-05-02 12:40:58,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:40:58,843 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 348 [2021-05-02 12:40:58,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:40:58,846 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 355 [2021-05-02 12:40:58,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:40:58,850 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 362 [2021-05-02 12:40:58,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:40:58,870 INFO L134 CoverageAnalysis]: Checked inductivity of 8145 backedges. 3017 proven. 1168 refuted. 0 times theorem prover too weak. 3960 trivial. 0 not checked. [2021-05-02 12:40:58,870 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-05-02 12:40:58,870 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1068416396] [2021-05-02 12:40:58,870 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1068416396] provided 0 perfect and 1 imperfect interpolant sequences [2021-05-02 12:40:58,870 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2104220936] [2021-05-02 12:40:58,870 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 91 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 91 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-02 12:40:59,066 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 46 check-sat command(s) [2021-05-02 12:40:59,067 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-05-02 12:40:59,072 INFO L263 TraceCheckSpWp]: Trace formula consists of 935 conjuncts, 94 conjunts are in the unsatisfiable core [2021-05-02 12:40:59,076 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-05-02 12:40:59,178 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:59,182 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:59,188 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:59,191 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:59,198 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:59,201 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:59,208 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:59,212 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:59,219 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:59,223 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:59,229 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:59,233 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:59,240 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:59,242 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:59,247 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:59,251 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:59,259 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:59,264 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:59,271 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:59,275 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:59,281 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:59,285 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:59,293 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:59,297 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:59,303 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:59,306 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:59,313 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:59,316 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:59,323 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:59,326 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:59,330 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:59,334 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:59,340 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:59,343 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:59,350 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:59,354 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:59,362 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:59,366 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:59,373 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:59,376 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:59,384 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:59,387 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:59,395 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:59,399 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:59,407 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:59,411 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:59,421 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:59,426 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:59,434 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:59,438 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:59,445 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:59,449 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:59,455 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:59,459 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:59,466 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:59,469 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:59,475 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:59,478 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:59,485 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:59,488 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:59,496 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:59,500 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:59,507 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:59,511 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:59,518 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:59,521 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:59,528 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:59,532 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:59,539 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:59,543 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:59,549 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:59,553 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:59,561 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:59,566 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:59,575 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:59,580 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:59,589 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:59,593 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:59,601 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:59,605 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:59,613 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:59,618 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:59,625 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:59,629 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:59,636 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:59,640 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:59,647 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:59,651 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:59,660 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:59,664 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:59,674 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:59,836 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:59,838 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:59,842 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:59,844 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:59,872 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:40:59,876 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:00,040 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:00,042 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:00,047 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:00,049 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:00,080 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:00,084 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:00,260 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:00,262 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:00,266 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:00,268 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:00,297 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:00,301 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:00,482 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:00,484 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:00,488 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:00,490 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:00,521 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:00,524 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:00,704 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:00,705 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:00,708 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:00,710 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:00,738 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:00,742 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:00,920 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:00,922 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:00,925 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:00,927 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:00,955 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:00,959 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:01,135 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:01,138 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:01,142 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:01,144 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:01,173 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:01,177 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:01,353 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:01,355 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:01,359 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:01,361 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:01,385 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:01,388 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:01,527 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:01,528 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:01,530 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:01,531 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:01,548 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:01,552 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:01,678 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:01,680 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:01,684 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:01,686 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:01,710 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:01,714 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:01,847 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:01,847 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:01,849 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:01,850 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:01,862 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:01,864 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:02,000 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:02,001 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:02,002 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:02,003 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:02,031 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:02,035 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:02,175 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:02,176 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:02,179 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:02,181 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:02,210 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:02,213 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:02,342 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:02,343 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:02,344 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:02,345 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:02,357 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:02,358 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:02,502 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:02,503 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:02,505 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:02,507 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:02,534 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:02,538 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:02,672 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:02,673 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:02,674 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:02,676 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:02,702 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:02,706 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:02,879 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:02,881 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:02,885 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:02,887 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:02,911 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:02,914 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:03,126 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:03,128 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:03,131 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:03,134 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:03,161 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:03,164 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:03,370 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:03,372 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:03,377 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:03,379 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:03,411 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:03,415 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:03,646 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:03,649 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:03,653 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:03,655 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:03,680 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:03,684 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:03,909 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:03,911 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:03,914 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:03,916 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:03,945 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:03,949 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:04,176 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:04,178 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:04,180 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:04,181 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:04,202 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:04,207 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:04,432 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:04,434 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:04,438 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:04,440 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:04,470 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:04,473 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:04,713 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:04,714 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:04,718 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:04,720 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:04,740 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:04,745 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:04,980 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:04,982 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:04,986 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:04,987 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:05,017 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:05,021 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:05,249 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:05,251 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:05,254 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:05,256 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:05,287 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:05,291 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:05,538 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:05,541 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:05,545 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:05,547 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:05,578 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:05,582 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:05,828 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:05,830 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:05,832 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:05,834 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:05,864 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:05,868 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:06,057 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:06,058 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:06,060 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:06,060 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:06,074 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:06,077 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:06,205 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:06,206 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:06,208 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:06,208 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:06,221 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:06,223 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:06,352 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:06,353 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:06,354 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:06,355 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:06,367 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:06,369 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:06,502 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:06,503 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:06,505 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:06,506 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:06,520 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:06,522 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:06,648 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:06,649 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:06,651 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:06,651 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:06,663 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:06,665 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:06,901 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:06,902 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:06,906 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:06,909 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:06,942 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:06,947 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:07,248 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:07,249 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:07,251 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:07,251 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:07,276 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:07,280 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:07,510 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:07,512 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:07,516 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:07,518 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:07,555 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:07,560 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:07,912 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:07,915 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:07,919 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:07,921 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:07,960 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:07,965 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:08,300 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:08,303 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:08,306 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:08,308 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:08,340 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:08,343 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:08,620 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:08,622 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:08,623 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:08,624 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:08,641 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:08,645 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:08,906 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:08,909 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:08,912 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:08,913 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:08,936 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:08,938 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:09,156 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:09,157 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:09,158 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:09,159 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:09,181 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:09,184 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:09,418 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:09,420 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:09,423 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:09,424 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:09,441 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:09,443 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:09,684 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:09,686 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:09,689 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:09,690 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:09,719 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:09,721 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:09,953 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:09,955 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:09,959 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:09,960 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:09,977 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:09,980 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:10,204 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:10,206 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:10,209 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:10,211 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:10,229 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:10,233 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:10,484 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:10,502 INFO L134 CoverageAnalysis]: Checked inductivity of 8145 backedges. 3150 proven. 1035 refuted. 0 times theorem prover too weak. 3960 trivial. 0 not checked. [2021-05-02 12:41:10,503 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2104220936] provided 0 perfect and 1 imperfect interpolant sequences [2021-05-02 12:41:10,503 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-05-02 12:41:10,503 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [96, 95] total 143 [2021-05-02 12:41:10,503 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [321345027] [2021-05-02 12:41:10,503 INFO L460 AbstractCegarLoop]: Interpolant automaton has 143 states [2021-05-02 12:41:10,503 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-02 12:41:10,504 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 143 interpolants. [2021-05-02 12:41:10,505 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=4472, Invalid=15834, Unknown=0, NotChecked=0, Total=20306 [2021-05-02 12:41:10,505 INFO L87 Difference]: Start difference. First operand 376 states and 377 transitions. Second operand has 143 states, 143 states have (on average 1.6923076923076923) internal successors, (242), 142 states have internal predecessors, (242), 92 states have call successors, (94), 3 states have call predecessors, (94), 1 states have return successors, (91), 91 states have call predecessors, (91), 91 states have call successors, (91) [2021-05-02 12:41:24,350 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-02 12:41:24,351 INFO L93 Difference]: Finished difference Result 523 states and 570 transitions. [2021-05-02 12:41:24,353 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 96 states. [2021-05-02 12:41:24,354 INFO L78 Accepts]: Start accepts. Automaton has has 143 states, 143 states have (on average 1.6923076923076923) internal successors, (242), 142 states have internal predecessors, (242), 92 states have call successors, (94), 3 states have call predecessors, (94), 1 states have return successors, (91), 91 states have call predecessors, (91), 91 states have call successors, (91) Word has length 373 [2021-05-02 12:41:24,354 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-02 12:41:24,355 INFO L225 Difference]: With dead ends: 523 [2021-05-02 12:41:24,355 INFO L226 Difference]: Without dead ends: 377 [2021-05-02 12:41:24,359 INFO L779 BasicCegarLoop]: 0 DeclaredPredicates, 652 GetRequests, 418 SyntacticMatches, 0 SemanticMatches, 234 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15166 ImplicationChecksByTransitivity, 24365.4ms TimeCoverageRelationStatistics Valid=10162, Invalid=45298, Unknown=0, NotChecked=0, Total=55460 [2021-05-02 12:41:24,359 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 377 states. [2021-05-02 12:41:24,411 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 377 to 377. [2021-05-02 12:41:24,411 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 377 states, 281 states have (on average 1.00711743772242) internal successors, (283), 282 states have internal predecessors, (283), 48 states have call successors, (48), 48 states have call predecessors, (48), 47 states have return successors, (47), 46 states have call predecessors, (47), 47 states have call successors, (47) [2021-05-02 12:41:24,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 377 states to 377 states and 378 transitions. [2021-05-02 12:41:24,412 INFO L78 Accepts]: Start accepts. Automaton has 377 states and 378 transitions. Word has length 373 [2021-05-02 12:41:24,412 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-02 12:41:24,412 INFO L480 AbstractCegarLoop]: Abstraction has 377 states and 378 transitions. [2021-05-02 12:41:24,412 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 143 states, 143 states have (on average 1.6923076923076923) internal successors, (242), 142 states have internal predecessors, (242), 92 states have call successors, (94), 3 states have call predecessors, (94), 1 states have return successors, (91), 91 states have call predecessors, (91), 91 states have call successors, (91) [2021-05-02 12:41:24,412 INFO L276 IsEmpty]: Start isEmpty. Operand 377 states and 378 transitions. [2021-05-02 12:41:24,414 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 375 [2021-05-02 12:41:24,414 INFO L515 BasicCegarLoop]: Found error trace [2021-05-02 12:41:24,414 INFO L523 BasicCegarLoop]: trace histogram [46, 46, 46, 46, 45, 45, 45, 45, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-02 12:41:24,614 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable90,91 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-02 12:41:24,615 INFO L428 AbstractCegarLoop]: === Iteration 92 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-02 12:41:24,615 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-02 12:41:24,615 INFO L82 PathProgramCache]: Analyzing trace with hash 1502763724, now seen corresponding path program 90 times [2021-05-02 12:41:24,615 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-02 12:41:24,615 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [563742264] [2021-05-02 12:41:24,615 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-02 12:41:24,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:41:27,066 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-02 12:41:27,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:41:27,070 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2021-05-02 12:41:27,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:41:27,074 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2021-05-02 12:41:27,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:41:27,077 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2021-05-02 12:41:27,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:41:27,080 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2021-05-02 12:41:27,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:41:27,083 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2021-05-02 12:41:27,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:41:27,086 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2021-05-02 12:41:27,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:41:27,090 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2021-05-02 12:41:27,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:41:27,093 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2021-05-02 12:41:27,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:41:27,096 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2021-05-02 12:41:27,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:41:27,099 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2021-05-02 12:41:27,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:41:27,102 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2021-05-02 12:41:27,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:41:27,106 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2021-05-02 12:41:27,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:41:27,109 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2021-05-02 12:41:27,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:41:27,113 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-05-02 12:41:27,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:41:27,116 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2021-05-02 12:41:27,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:41:27,120 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2021-05-02 12:41:27,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:41:27,123 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2021-05-02 12:41:27,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:41:27,127 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2021-05-02 12:41:27,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:41:27,130 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2021-05-02 12:41:27,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:41:27,134 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2021-05-02 12:41:27,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:41:27,138 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 195 [2021-05-02 12:41:27,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:41:27,141 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 202 [2021-05-02 12:41:27,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:41:27,145 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 209 [2021-05-02 12:41:27,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:41:27,148 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 216 [2021-05-02 12:41:27,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:41:27,152 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2021-05-02 12:41:27,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:41:27,155 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2021-05-02 12:41:27,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:41:27,159 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 237 [2021-05-02 12:41:27,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:41:27,163 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 244 [2021-05-02 12:41:27,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:41:27,166 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 251 [2021-05-02 12:41:27,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:41:27,170 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 258 [2021-05-02 12:41:27,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:41:27,173 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 265 [2021-05-02 12:41:27,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:41:27,178 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 272 [2021-05-02 12:41:27,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:41:27,182 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 279 [2021-05-02 12:41:27,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:41:27,186 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 286 [2021-05-02 12:41:27,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:41:27,190 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 293 [2021-05-02 12:41:27,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:41:27,194 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2021-05-02 12:41:27,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:41:27,199 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 307 [2021-05-02 12:41:27,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:41:27,203 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 314 [2021-05-02 12:41:27,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:41:27,207 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 321 [2021-05-02 12:41:27,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:41:27,211 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 328 [2021-05-02 12:41:27,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:41:27,215 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 335 [2021-05-02 12:41:27,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:41:27,219 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 342 [2021-05-02 12:41:27,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:41:27,224 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 349 [2021-05-02 12:41:27,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:41:27,228 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 356 [2021-05-02 12:41:27,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:41:27,232 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 363 [2021-05-02 12:41:27,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:41:27,238 INFO L134 CoverageAnalysis]: Checked inductivity of 8191 backedges. 1125 proven. 3106 refuted. 0 times theorem prover too weak. 3960 trivial. 0 not checked. [2021-05-02 12:41:27,238 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-05-02 12:41:27,238 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [563742264] [2021-05-02 12:41:27,238 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [563742264] provided 0 perfect and 1 imperfect interpolant sequences [2021-05-02 12:41:27,238 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [542883055] [2021-05-02 12:41:27,238 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 92 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 92 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-02 12:41:27,486 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 46 check-sat command(s) [2021-05-02 12:41:27,486 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-05-02 12:41:27,492 INFO L263 TraceCheckSpWp]: Trace formula consists of 940 conjuncts, 100 conjunts are in the unsatisfiable core [2021-05-02 12:41:27,496 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-05-02 12:41:27,551 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:27,556 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:27,564 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:27,568 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:27,576 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:27,580 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:27,589 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:27,593 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:27,601 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:27,605 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:27,613 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:27,617 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:27,624 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:27,628 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:27,636 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:27,640 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:27,648 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:27,653 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:27,663 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:27,667 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:27,676 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:27,681 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:27,688 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:27,693 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:27,701 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:27,705 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:27,714 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:27,718 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:27,726 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:27,731 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:27,739 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:27,744 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:27,753 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:27,759 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:27,768 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:27,773 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:27,780 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:27,784 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:27,791 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:27,796 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:27,804 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:27,808 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:27,816 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:27,820 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:27,828 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:27,832 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:27,842 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:27,847 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:27,855 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:27,860 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:27,868 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:27,872 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:27,879 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:27,883 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:27,891 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:27,895 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:27,904 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:27,908 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:27,916 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:27,921 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:27,929 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:27,933 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:27,941 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:27,945 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:27,950 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:27,953 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:27,961 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:27,964 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:27,971 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:27,975 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:27,983 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:27,987 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:27,994 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:27,997 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:28,005 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:28,009 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:28,017 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:28,021 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:28,029 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:28,033 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:28,040 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:28,044 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:28,051 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:28,055 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:28,064 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:28,069 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:28,077 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:28,082 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:28,091 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:28,096 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:28,105 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:28,110 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:28,136 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:28,140 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:28,172 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:28,177 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:28,189 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:28,192 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:28,223 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:28,227 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:28,239 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:28,243 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:28,275 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:28,280 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:28,295 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:28,301 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:28,331 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:28,336 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:28,350 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:28,354 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:28,385 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:28,389 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:28,399 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:28,403 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:28,435 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:28,439 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:28,455 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:28,460 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:28,482 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:28,484 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:28,489 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:28,491 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:28,524 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:28,528 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:28,540 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:28,544 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:28,575 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:28,579 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:28,593 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:28,596 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:28,625 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:28,630 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:28,644 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:28,648 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:28,687 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:28,692 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:28,706 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:28,709 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:28,738 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:28,743 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:28,756 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:28,759 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:28,790 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:28,792 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:28,799 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:28,800 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:28,829 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:28,833 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:28,847 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:28,851 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:28,888 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:28,892 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:28,905 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:28,909 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:28,936 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:28,940 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:28,954 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:28,958 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:28,991 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:28,995 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:29,008 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:29,011 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:29,045 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:29,050 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:29,062 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:29,066 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:29,100 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:29,104 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:29,118 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:29,123 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:29,153 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:29,156 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:29,169 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:29,173 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:29,201 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:29,205 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:29,213 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:29,214 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:29,238 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:29,242 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:29,256 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:29,259 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:29,295 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:29,299 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:29,312 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:29,316 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:29,345 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:29,349 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:29,361 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:29,365 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:29,393 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:29,396 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:29,408 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:29,412 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:29,443 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:29,448 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:29,464 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:29,469 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:29,502 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:29,507 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:29,519 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:29,522 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:29,553 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:29,557 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:29,571 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:29,575 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:29,604 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:29,607 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:29,620 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:29,624 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:29,665 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:29,669 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:29,682 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:29,686 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:29,717 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:29,721 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:29,730 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:29,732 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:29,761 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:29,766 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:29,779 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:29,782 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:29,810 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:29,813 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:29,822 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:29,826 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:29,852 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:29,856 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:29,869 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:29,872 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:29,897 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:29,900 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:29,911 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:29,915 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:29,938 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:29,943 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:29,953 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:29,956 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:29,979 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:29,983 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:29,994 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:29,997 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:30,022 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:30,026 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:30,034 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:30,037 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:30,063 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:30,066 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:30,071 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:30,072 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:30,083 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:30,085 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:30,112 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:30,116 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:30,140 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:30,144 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:30,153 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:30,156 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:30,183 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:30,186 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:30,197 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:30,200 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:30,225 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:30,228 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:30,240 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:30,242 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:30,253 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:30,255 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:30,261 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:30,263 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:30,278 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:30,282 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:30,293 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:30,296 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:30,418 INFO L134 CoverageAnalysis]: Checked inductivity of 8191 backedges. 1171 proven. 3060 refuted. 0 times theorem prover too weak. 3960 trivial. 0 not checked. [2021-05-02 12:41:30,418 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [542883055] provided 0 perfect and 1 imperfect interpolant sequences [2021-05-02 12:41:30,418 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-05-02 12:41:30,418 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [52, 51] total 55 [2021-05-02 12:41:30,418 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [613967946] [2021-05-02 12:41:30,419 INFO L460 AbstractCegarLoop]: Interpolant automaton has 55 states [2021-05-02 12:41:30,419 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-02 12:41:30,419 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 55 interpolants. [2021-05-02 12:41:30,419 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1191, Invalid=1779, Unknown=0, NotChecked=0, Total=2970 [2021-05-02 12:41:30,419 INFO L87 Difference]: Start difference. First operand 377 states and 378 transitions. Second operand has 55 states, 55 states have (on average 2.7818181818181817) internal successors, (153), 52 states have internal predecessors, (153), 47 states have call successors, (50), 4 states have call predecessors, (50), 1 states have return successors, (46), 46 states have call predecessors, (46), 46 states have call successors, (46) [2021-05-02 12:41:34,835 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-02 12:41:34,835 INFO L93 Difference]: Finished difference Result 390 states and 392 transitions. [2021-05-02 12:41:34,838 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2021-05-02 12:41:34,839 INFO L78 Accepts]: Start accepts. Automaton has has 55 states, 55 states have (on average 2.7818181818181817) internal successors, (153), 52 states have internal predecessors, (153), 47 states have call successors, (50), 4 states have call predecessors, (50), 1 states have return successors, (46), 46 states have call predecessors, (46), 46 states have call successors, (46) Word has length 374 [2021-05-02 12:41:34,839 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-02 12:41:34,840 INFO L225 Difference]: With dead ends: 390 [2021-05-02 12:41:34,840 INFO L226 Difference]: Without dead ends: 388 [2021-05-02 12:41:34,841 INFO L779 BasicCegarLoop]: 0 DeclaredPredicates, 613 GetRequests, 509 SyntacticMatches, 0 SemanticMatches, 104 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1915 ImplicationChecksByTransitivity, 5066.2ms TimeCoverageRelationStatistics Valid=3565, Invalid=7565, Unknown=0, NotChecked=0, Total=11130 [2021-05-02 12:41:34,842 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 388 states. [2021-05-02 12:41:34,887 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 388 to 384. [2021-05-02 12:41:34,888 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 384 states, 286 states have (on average 1.006993006993007) internal successors, (288), 287 states have internal predecessors, (288), 49 states have call successors, (49), 49 states have call predecessors, (49), 48 states have return successors, (48), 47 states have call predecessors, (48), 48 states have call successors, (48) [2021-05-02 12:41:34,888 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 384 states to 384 states and 385 transitions. [2021-05-02 12:41:34,888 INFO L78 Accepts]: Start accepts. Automaton has 384 states and 385 transitions. Word has length 374 [2021-05-02 12:41:34,889 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-02 12:41:34,889 INFO L480 AbstractCegarLoop]: Abstraction has 384 states and 385 transitions. [2021-05-02 12:41:34,889 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 55 states, 55 states have (on average 2.7818181818181817) internal successors, (153), 52 states have internal predecessors, (153), 47 states have call successors, (50), 4 states have call predecessors, (50), 1 states have return successors, (46), 46 states have call predecessors, (46), 46 states have call successors, (46) [2021-05-02 12:41:34,889 INFO L276 IsEmpty]: Start isEmpty. Operand 384 states and 385 transitions. [2021-05-02 12:41:34,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 382 [2021-05-02 12:41:34,890 INFO L515 BasicCegarLoop]: Found error trace [2021-05-02 12:41:34,890 INFO L523 BasicCegarLoop]: trace histogram [47, 47, 47, 46, 46, 46, 46, 46, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-02 12:41:35,091 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable91,92 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-02 12:41:35,091 INFO L428 AbstractCegarLoop]: === Iteration 93 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-02 12:41:35,091 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-02 12:41:35,091 INFO L82 PathProgramCache]: Analyzing trace with hash -609305562, now seen corresponding path program 91 times [2021-05-02 12:41:35,092 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-02 12:41:35,092 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1824833982] [2021-05-02 12:41:35,092 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-02 12:41:35,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:41:41,637 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-02 12:41:41,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:41:41,641 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2021-05-02 12:41:41,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:41:41,644 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2021-05-02 12:41:41,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:41:41,648 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2021-05-02 12:41:41,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:41:41,651 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2021-05-02 12:41:41,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:41:41,654 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2021-05-02 12:41:41,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:41:41,657 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2021-05-02 12:41:41,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:41:41,661 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2021-05-02 12:41:41,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:41:41,664 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2021-05-02 12:41:41,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:41:41,667 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2021-05-02 12:41:41,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:41:41,670 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2021-05-02 12:41:41,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:41:41,674 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2021-05-02 12:41:41,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:41:41,677 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2021-05-02 12:41:41,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:41:41,680 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2021-05-02 12:41:41,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:41:41,684 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-05-02 12:41:41,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:41:41,687 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2021-05-02 12:41:41,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:41:41,690 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2021-05-02 12:41:41,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:41:41,693 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2021-05-02 12:41:41,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:41:41,697 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2021-05-02 12:41:41,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:41:41,700 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2021-05-02 12:41:41,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:41:41,703 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2021-05-02 12:41:41,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:41:41,707 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 195 [2021-05-02 12:41:41,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:41:41,710 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 202 [2021-05-02 12:41:41,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:41:41,714 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 209 [2021-05-02 12:41:41,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:41:41,717 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 216 [2021-05-02 12:41:41,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:41:41,721 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2021-05-02 12:41:41,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:41:41,725 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2021-05-02 12:41:41,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:41:41,729 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 237 [2021-05-02 12:41:41,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:41:41,733 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 244 [2021-05-02 12:41:41,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:41:41,738 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 251 [2021-05-02 12:41:41,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:41:41,742 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 258 [2021-05-02 12:41:41,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:41:41,747 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 265 [2021-05-02 12:41:41,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:41:41,751 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 272 [2021-05-02 12:41:41,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:41:41,755 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 279 [2021-05-02 12:41:41,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:41:41,760 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 286 [2021-05-02 12:41:41,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:41:41,764 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 293 [2021-05-02 12:41:41,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:41:41,768 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2021-05-02 12:41:41,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:41:41,772 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 307 [2021-05-02 12:41:41,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:41:41,777 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 314 [2021-05-02 12:41:41,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:41:41,781 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 321 [2021-05-02 12:41:41,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:41:41,786 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 328 [2021-05-02 12:41:41,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:41:41,790 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 335 [2021-05-02 12:41:41,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:41:41,794 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 342 [2021-05-02 12:41:41,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:41:41,797 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 349 [2021-05-02 12:41:41,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:41:41,801 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 356 [2021-05-02 12:41:41,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:41:41,805 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 363 [2021-05-02 12:41:41,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:41:41,809 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 370 [2021-05-02 12:41:41,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:41:41,813 INFO L134 CoverageAnalysis]: Checked inductivity of 8510 backedges. 3153 proven. 1217 refuted. 0 times theorem prover too weak. 4140 trivial. 0 not checked. [2021-05-02 12:41:41,814 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-05-02 12:41:41,814 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1824833982] [2021-05-02 12:41:41,814 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1824833982] provided 0 perfect and 1 imperfect interpolant sequences [2021-05-02 12:41:41,814 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2075250459] [2021-05-02 12:41:41,814 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 93 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 93 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-02 12:41:41,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:41:41,961 INFO L263 TraceCheckSpWp]: Trace formula consists of 954 conjuncts, 96 conjunts are in the unsatisfiable core [2021-05-02 12:41:41,964 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-05-02 12:41:42,067 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:42,071 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:42,078 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:42,082 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:42,089 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:42,093 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:42,100 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:42,104 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:42,124 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:42,128 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:42,135 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:42,139 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:42,146 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:42,149 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:42,156 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:42,160 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:42,167 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:42,171 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:42,179 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:42,183 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:42,190 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:42,194 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:42,198 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:42,200 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:42,207 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:42,211 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:42,219 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:42,223 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:42,231 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:42,234 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:42,243 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:42,247 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:42,255 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:42,259 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:42,267 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:42,271 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:42,278 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:42,282 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:42,289 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:42,293 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:42,300 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:42,305 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:42,311 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:42,315 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:42,323 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:42,328 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:42,335 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:42,339 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:42,346 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:42,350 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:42,358 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:42,362 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:42,371 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:42,376 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:42,384 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:42,388 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:42,395 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:42,400 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:42,408 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:42,412 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:42,420 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:42,423 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:42,430 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:42,433 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:42,440 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:42,444 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:42,450 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:42,454 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:42,460 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:42,463 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:42,469 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:42,473 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:42,478 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:42,480 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:42,484 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:42,486 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:42,489 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:42,491 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:42,495 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:42,497 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:42,500 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:42,502 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:42,506 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:42,508 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:42,512 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:42,513 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:42,517 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:42,519 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:42,523 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:42,525 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:42,529 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:42,531 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:42,535 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:42,740 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:42,743 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:42,747 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:42,750 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:42,784 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:42,788 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:42,985 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:42,988 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:42,992 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:42,994 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:43,028 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:43,032 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:43,245 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:43,247 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:43,250 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:43,253 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:43,292 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:43,298 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:43,508 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:43,511 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:43,515 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:43,517 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:43,556 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:43,560 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:43,768 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:43,770 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:43,774 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:43,775 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:43,808 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:43,812 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:44,006 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:44,008 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:44,012 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:44,014 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:44,046 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:44,050 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:44,255 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:44,258 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:44,262 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:44,264 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:44,301 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:44,305 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:44,508 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:44,511 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:44,514 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:44,516 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:44,545 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:44,551 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:44,761 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:44,764 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:44,768 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:44,770 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:44,801 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:44,805 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:45,038 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:45,040 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:45,044 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:45,045 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:45,081 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:45,085 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:45,325 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:45,328 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:45,333 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:45,336 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:45,371 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:45,375 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:45,616 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:45,618 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:45,622 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:45,624 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:45,659 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:45,663 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:45,886 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:45,889 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:45,893 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:45,895 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:45,926 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:45,928 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:46,120 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:46,122 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:46,123 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:46,125 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:46,138 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:46,140 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:46,333 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:46,335 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:46,340 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:46,341 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:46,371 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:46,374 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:46,553 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:46,555 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:46,558 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:46,560 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:46,592 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:46,596 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:46,797 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:46,798 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:46,800 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:46,800 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:46,813 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:46,815 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:46,991 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:46,992 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:46,993 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:46,994 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:47,012 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:47,013 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:47,231 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:47,232 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:47,233 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:47,234 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:47,248 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:47,249 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:47,433 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:47,434 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:47,436 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:47,436 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:47,452 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:47,454 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:47,647 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:47,649 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:47,653 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:47,654 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:47,683 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:47,687 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:47,863 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:47,864 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:47,866 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:47,867 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:47,901 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:47,905 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:48,046 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:48,047 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:48,049 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:48,050 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:48,078 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:48,081 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:48,314 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:48,315 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:48,318 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:48,320 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:48,351 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:48,359 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:48,536 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:48,537 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:48,539 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:48,539 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:48,552 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:48,554 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:48,763 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:48,765 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:48,767 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:48,769 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:48,801 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:48,805 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:49,005 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:49,007 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:49,010 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:49,011 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:49,025 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:49,026 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:49,160 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:49,162 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:49,166 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:49,168 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:49,195 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:49,199 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:49,468 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:49,470 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:49,474 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:49,476 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:49,492 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:49,494 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:49,681 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:49,682 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:49,683 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:49,684 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:49,697 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:49,699 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:49,922 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:49,924 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:49,927 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:49,929 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:49,964 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:49,968 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:50,212 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:50,213 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:50,214 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:50,215 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:50,228 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:50,230 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:50,374 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:50,375 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:50,377 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:50,377 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:50,403 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:50,407 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:50,686 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:50,687 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:50,690 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:50,692 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:50,715 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:50,718 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:50,931 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:50,932 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:50,933 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:50,934 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:50,947 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:50,948 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:51,144 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:51,146 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:51,149 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:51,151 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:51,174 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:51,177 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:51,447 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:51,449 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:51,451 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:51,452 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:51,479 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:51,483 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:51,635 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:51,636 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:51,637 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:51,638 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:51,657 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:51,661 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:51,946 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:51,948 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:51,951 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:51,953 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:51,982 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:51,986 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:52,159 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:52,161 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:52,165 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:52,167 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:52,208 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:52,211 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:52,464 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:52,465 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:52,466 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:52,467 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:52,481 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:52,483 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:52,732 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:52,734 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:52,738 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:52,740 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:52,767 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:52,772 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:53,120 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:53,122 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:53,126 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:53,128 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:53,153 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:53,158 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:53,431 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:53,433 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:53,437 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:53,438 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:53,461 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:53,463 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:53,783 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:53,785 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:53,788 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:53,789 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:53,822 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:53,826 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:54,199 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:54,200 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:54,203 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:54,205 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:54,226 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:54,229 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:54,467 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:41:54,477 INFO L134 CoverageAnalysis]: Checked inductivity of 8510 backedges. 3289 proven. 1081 refuted. 0 times theorem prover too weak. 4140 trivial. 0 not checked. [2021-05-02 12:41:54,478 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2075250459] provided 0 perfect and 1 imperfect interpolant sequences [2021-05-02 12:41:54,478 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-05-02 12:41:54,478 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [98, 97] total 146 [2021-05-02 12:41:54,478 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2087353434] [2021-05-02 12:41:54,478 INFO L460 AbstractCegarLoop]: Interpolant automaton has 146 states [2021-05-02 12:41:54,478 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-02 12:41:54,479 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 146 interpolants. [2021-05-02 12:41:54,480 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=4663, Invalid=16507, Unknown=0, NotChecked=0, Total=21170 [2021-05-02 12:41:54,480 INFO L87 Difference]: Start difference. First operand 384 states and 385 transitions. Second operand has 146 states, 146 states have (on average 1.6917808219178083) internal successors, (247), 145 states have internal predecessors, (247), 94 states have call successors, (96), 3 states have call predecessors, (96), 1 states have return successors, (93), 93 states have call predecessors, (93), 93 states have call successors, (93) [2021-05-02 12:42:09,335 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-02 12:42:09,336 INFO L93 Difference]: Finished difference Result 534 states and 582 transitions. [2021-05-02 12:42:09,337 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 98 states. [2021-05-02 12:42:09,337 INFO L78 Accepts]: Start accepts. Automaton has has 146 states, 146 states have (on average 1.6917808219178083) internal successors, (247), 145 states have internal predecessors, (247), 94 states have call successors, (96), 3 states have call predecessors, (96), 1 states have return successors, (93), 93 states have call predecessors, (93), 93 states have call successors, (93) Word has length 381 [2021-05-02 12:42:09,337 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-02 12:42:09,338 INFO L225 Difference]: With dead ends: 534 [2021-05-02 12:42:09,338 INFO L226 Difference]: Without dead ends: 385 [2021-05-02 12:42:09,341 INFO L779 BasicCegarLoop]: 0 DeclaredPredicates, 666 GetRequests, 427 SyntacticMatches, 0 SemanticMatches, 239 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15825 ImplicationChecksByTransitivity, 25302.4ms TimeCoverageRelationStatistics Valid=10594, Invalid=47246, Unknown=0, NotChecked=0, Total=57840 [2021-05-02 12:42:09,342 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 385 states. [2021-05-02 12:42:09,379 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 385 to 385. [2021-05-02 12:42:09,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 385 states, 287 states have (on average 1.0069686411149825) internal successors, (289), 288 states have internal predecessors, (289), 49 states have call successors, (49), 49 states have call predecessors, (49), 48 states have return successors, (48), 47 states have call predecessors, (48), 48 states have call successors, (48) [2021-05-02 12:42:09,380 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 385 states to 385 states and 386 transitions. [2021-05-02 12:42:09,381 INFO L78 Accepts]: Start accepts. Automaton has 385 states and 386 transitions. Word has length 381 [2021-05-02 12:42:09,381 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-02 12:42:09,381 INFO L480 AbstractCegarLoop]: Abstraction has 385 states and 386 transitions. [2021-05-02 12:42:09,381 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 146 states, 146 states have (on average 1.6917808219178083) internal successors, (247), 145 states have internal predecessors, (247), 94 states have call successors, (96), 3 states have call predecessors, (96), 1 states have return successors, (93), 93 states have call predecessors, (93), 93 states have call successors, (93) [2021-05-02 12:42:09,381 INFO L276 IsEmpty]: Start isEmpty. Operand 385 states and 386 transitions. [2021-05-02 12:42:09,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 383 [2021-05-02 12:42:09,383 INFO L515 BasicCegarLoop]: Found error trace [2021-05-02 12:42:09,384 INFO L523 BasicCegarLoop]: trace histogram [47, 47, 47, 47, 46, 46, 46, 46, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-02 12:42:09,586 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable92,93 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-02 12:42:09,587 INFO L428 AbstractCegarLoop]: === Iteration 94 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-02 12:42:09,587 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-02 12:42:09,587 INFO L82 PathProgramCache]: Analyzing trace with hash -449656594, now seen corresponding path program 92 times [2021-05-02 12:42:09,587 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-02 12:42:09,587 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1431362783] [2021-05-02 12:42:09,587 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-02 12:42:09,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:42:12,420 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-02 12:42:12,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:42:12,423 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2021-05-02 12:42:12,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:42:12,425 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2021-05-02 12:42:12,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:42:12,426 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2021-05-02 12:42:12,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:42:12,430 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2021-05-02 12:42:12,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:42:12,432 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2021-05-02 12:42:12,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:42:12,435 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2021-05-02 12:42:12,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:42:12,439 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2021-05-02 12:42:12,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:42:12,442 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2021-05-02 12:42:12,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:42:12,446 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2021-05-02 12:42:12,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:42:12,449 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2021-05-02 12:42:12,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:42:12,453 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2021-05-02 12:42:12,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:42:12,456 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2021-05-02 12:42:12,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:42:12,457 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2021-05-02 12:42:12,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:42:12,459 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2021-05-02 12:42:12,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:42:12,461 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2021-05-02 12:42:12,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:42:12,462 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2021-05-02 12:42:12,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:42:12,464 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2021-05-02 12:42:12,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:42:12,465 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2021-05-02 12:42:12,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:42:12,467 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2021-05-02 12:42:12,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:42:12,469 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 189 [2021-05-02 12:42:12,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:42:12,470 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 196 [2021-05-02 12:42:12,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:42:12,472 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2021-05-02 12:42:12,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:42:12,473 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 210 [2021-05-02 12:42:12,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:42:12,475 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2021-05-02 12:42:12,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:42:12,477 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2021-05-02 12:42:12,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:42:12,480 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 231 [2021-05-02 12:42:12,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:42:12,484 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 238 [2021-05-02 12:42:12,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:42:12,487 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2021-05-02 12:42:12,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:42:12,491 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 252 [2021-05-02 12:42:12,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:42:12,495 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 259 [2021-05-02 12:42:12,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:42:12,499 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 266 [2021-05-02 12:42:12,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:42:12,503 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 273 [2021-05-02 12:42:12,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:42:12,507 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 280 [2021-05-02 12:42:12,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:42:12,511 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 287 [2021-05-02 12:42:12,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:42:12,515 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 294 [2021-05-02 12:42:12,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:42:12,519 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 301 [2021-05-02 12:42:12,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:42:12,524 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 308 [2021-05-02 12:42:12,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:42:12,529 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 315 [2021-05-02 12:42:12,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:42:12,534 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2021-05-02 12:42:12,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:42:12,537 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 329 [2021-05-02 12:42:12,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:42:12,541 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 336 [2021-05-02 12:42:12,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:42:12,545 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 343 [2021-05-02 12:42:12,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:42:12,549 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 350 [2021-05-02 12:42:12,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:42:12,553 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 357 [2021-05-02 12:42:12,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:42:12,557 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 364 [2021-05-02 12:42:12,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:42:12,561 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 371 [2021-05-02 12:42:12,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:42:12,565 INFO L134 CoverageAnalysis]: Checked inductivity of 8557 backedges. 1173 proven. 3244 refuted. 0 times theorem prover too weak. 4140 trivial. 0 not checked. [2021-05-02 12:42:12,566 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-05-02 12:42:12,566 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1431362783] [2021-05-02 12:42:12,566 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1431362783] provided 0 perfect and 1 imperfect interpolant sequences [2021-05-02 12:42:12,566 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [563622455] [2021-05-02 12:42:12,566 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 94 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 94 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-02 12:42:12,708 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-05-02 12:42:12,708 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-05-02 12:42:12,714 INFO L263 TraceCheckSpWp]: Trace formula consists of 959 conjuncts, 100 conjunts are in the unsatisfiable core [2021-05-02 12:42:12,718 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-05-02 12:42:12,764 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:12,769 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:12,776 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:12,780 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:12,787 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:12,790 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:12,797 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:12,799 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:12,803 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:12,804 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:12,807 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:12,809 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:12,812 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:12,813 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:12,816 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:12,818 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:12,821 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:12,823 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:12,826 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:12,827 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:12,830 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:12,832 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:12,835 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:12,837 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:12,840 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:12,841 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:12,844 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:12,846 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:12,852 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:12,856 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:12,863 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:12,865 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:12,868 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:12,870 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:12,873 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:12,875 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:12,880 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:12,884 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:12,893 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:12,897 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:12,906 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:12,910 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:12,914 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:12,916 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:12,919 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:12,921 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:12,924 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:12,925 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:12,928 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:12,930 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:12,936 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:12,940 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:12,948 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:12,952 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:12,960 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:12,964 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:12,970 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:12,974 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:12,980 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:12,983 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:12,990 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:12,993 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:13,000 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:13,002 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:13,008 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:13,013 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:13,021 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:13,026 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:13,034 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:13,038 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:13,045 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:13,048 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:13,055 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:13,057 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:13,060 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:13,062 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:13,065 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:13,066 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:13,069 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:13,071 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:13,074 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:13,076 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:13,079 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:13,080 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:13,083 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:13,085 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:13,087 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:13,089 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:13,092 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:13,094 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:13,097 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:13,098 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:13,101 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:13,103 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:13,122 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:13,123 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:13,137 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:13,139 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:13,145 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:13,146 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:13,161 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:13,164 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:13,179 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:13,183 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:13,202 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:13,207 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:13,219 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:13,224 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:13,249 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:13,253 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:13,263 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:13,266 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:13,292 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:13,296 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:13,309 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:13,312 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:13,333 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:13,335 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:13,341 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:13,343 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:13,356 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:13,358 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:13,363 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:13,364 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:13,378 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:13,383 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:13,395 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:13,397 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:13,411 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:13,413 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:13,419 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:13,420 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:13,434 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:13,437 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:13,449 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:13,454 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:13,482 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:13,483 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:13,489 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:13,490 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:13,518 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:13,522 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:13,533 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:13,536 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:13,560 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:13,564 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:13,574 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:13,578 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:13,606 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:13,610 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:13,621 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:13,623 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:13,635 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:13,637 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:13,642 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:13,644 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:13,656 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:13,658 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:13,663 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:13,665 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:13,686 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:13,688 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:13,694 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:13,695 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:13,708 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:13,710 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:13,715 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:13,716 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:13,737 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:13,741 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:13,752 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:13,756 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:13,769 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:13,771 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:13,777 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:13,780 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:13,806 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:13,809 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:13,819 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:13,822 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:13,844 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:13,847 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:13,857 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:13,861 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:13,890 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:13,894 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:13,905 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:13,906 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:13,919 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:13,921 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:13,926 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:13,927 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:13,940 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:13,941 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:13,964 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:13,967 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:13,979 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:13,981 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:13,986 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:13,988 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:14,015 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:14,020 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:14,029 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:14,031 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:14,046 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:14,048 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:14,053 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:14,055 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:14,069 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:14,072 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:14,085 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:14,088 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:14,113 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:14,117 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:14,127 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:14,130 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:14,153 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:14,158 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:14,172 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:14,176 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:14,200 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:14,202 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:14,207 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:14,209 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:14,221 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:14,223 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:14,229 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:14,231 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:14,244 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:14,246 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:14,251 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:14,254 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:14,274 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:14,276 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:14,287 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:14,291 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:14,318 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:14,320 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:14,325 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:14,326 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:14,339 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:14,341 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:14,351 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:14,354 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:14,382 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:14,387 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:14,397 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:14,401 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:14,424 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:14,428 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:14,440 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:14,443 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:14,470 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:14,474 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:14,483 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:14,484 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:14,497 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:14,499 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:14,504 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:14,506 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:14,518 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:14,520 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:14,525 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:14,527 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:14,549 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:14,551 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:14,556 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:14,558 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:14,581 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:14,586 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:14,599 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:14,601 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:14,614 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:14,615 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:14,621 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:14,622 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:14,639 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:14,643 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:14,656 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:14,660 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:14,796 INFO L134 CoverageAnalysis]: Checked inductivity of 8557 backedges. 1220 proven. 3197 refuted. 0 times theorem prover too weak. 4140 trivial. 0 not checked. [2021-05-02 12:42:14,796 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [563622455] provided 0 perfect and 1 imperfect interpolant sequences [2021-05-02 12:42:14,797 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-05-02 12:42:14,797 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [53, 52] total 56 [2021-05-02 12:42:14,797 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1973801721] [2021-05-02 12:42:14,797 INFO L460 AbstractCegarLoop]: Interpolant automaton has 56 states [2021-05-02 12:42:14,797 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-02 12:42:14,798 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 56 interpolants. [2021-05-02 12:42:14,798 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1240, Invalid=1840, Unknown=0, NotChecked=0, Total=3080 [2021-05-02 12:42:14,798 INFO L87 Difference]: Start difference. First operand 385 states and 386 transitions. Second operand has 56 states, 56 states have (on average 2.7857142857142856) internal successors, (156), 53 states have internal predecessors, (156), 48 states have call successors, (51), 4 states have call predecessors, (51), 1 states have return successors, (47), 47 states have call predecessors, (47), 47 states have call successors, (47) [2021-05-02 12:42:20,655 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-02 12:42:20,655 INFO L93 Difference]: Finished difference Result 398 states and 400 transitions. [2021-05-02 12:42:20,659 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2021-05-02 12:42:20,659 INFO L78 Accepts]: Start accepts. Automaton has has 56 states, 56 states have (on average 2.7857142857142856) internal successors, (156), 53 states have internal predecessors, (156), 48 states have call successors, (51), 4 states have call predecessors, (51), 1 states have return successors, (47), 47 states have call predecessors, (47), 47 states have call successors, (47) Word has length 382 [2021-05-02 12:42:20,660 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-02 12:42:20,661 INFO L225 Difference]: With dead ends: 398 [2021-05-02 12:42:20,661 INFO L226 Difference]: Without dead ends: 396 [2021-05-02 12:42:20,662 INFO L779 BasicCegarLoop]: 0 DeclaredPredicates, 626 GetRequests, 520 SyntacticMatches, 0 SemanticMatches, 106 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1980 ImplicationChecksByTransitivity, 6255.0ms TimeCoverageRelationStatistics Valid=3712, Invalid=7844, Unknown=0, NotChecked=0, Total=11556 [2021-05-02 12:42:20,662 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 396 states. [2021-05-02 12:42:20,699 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 396 to 392. [2021-05-02 12:42:20,699 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 392 states, 292 states have (on average 1.0068493150684932) internal successors, (294), 293 states have internal predecessors, (294), 50 states have call successors, (50), 50 states have call predecessors, (50), 49 states have return successors, (49), 48 states have call predecessors, (49), 49 states have call successors, (49) [2021-05-02 12:42:20,700 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 392 states to 392 states and 393 transitions. [2021-05-02 12:42:20,700 INFO L78 Accepts]: Start accepts. Automaton has 392 states and 393 transitions. Word has length 382 [2021-05-02 12:42:20,700 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-02 12:42:20,700 INFO L480 AbstractCegarLoop]: Abstraction has 392 states and 393 transitions. [2021-05-02 12:42:20,701 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 56 states, 56 states have (on average 2.7857142857142856) internal successors, (156), 53 states have internal predecessors, (156), 48 states have call successors, (51), 4 states have call predecessors, (51), 1 states have return successors, (47), 47 states have call predecessors, (47), 47 states have call successors, (47) [2021-05-02 12:42:20,701 INFO L276 IsEmpty]: Start isEmpty. Operand 392 states and 393 transitions. [2021-05-02 12:42:20,702 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 390 [2021-05-02 12:42:20,702 INFO L515 BasicCegarLoop]: Found error trace [2021-05-02 12:42:20,702 INFO L523 BasicCegarLoop]: trace histogram [48, 48, 48, 47, 47, 47, 47, 47, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-02 12:42:20,902 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable93,94 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-02 12:42:20,903 INFO L428 AbstractCegarLoop]: === Iteration 95 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-02 12:42:20,903 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-02 12:42:20,903 INFO L82 PathProgramCache]: Analyzing trace with hash -1992391740, now seen corresponding path program 93 times [2021-05-02 12:42:20,903 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-02 12:42:20,903 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2050603598] [2021-05-02 12:42:20,903 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-02 12:42:20,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:42:28,578 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-02 12:42:28,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:42:28,582 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2021-05-02 12:42:28,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:42:28,585 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2021-05-02 12:42:28,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:42:28,589 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2021-05-02 12:42:28,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:42:28,592 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2021-05-02 12:42:28,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:42:28,596 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2021-05-02 12:42:28,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:42:28,599 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2021-05-02 12:42:28,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:42:28,603 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2021-05-02 12:42:28,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:42:28,606 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2021-05-02 12:42:28,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:42:28,610 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2021-05-02 12:42:28,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:42:28,613 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2021-05-02 12:42:28,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:42:28,617 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2021-05-02 12:42:28,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:42:28,620 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2021-05-02 12:42:28,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:42:28,624 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2021-05-02 12:42:28,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:42:28,627 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2021-05-02 12:42:28,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:42:28,631 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2021-05-02 12:42:28,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:42:28,635 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2021-05-02 12:42:28,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:42:28,638 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2021-05-02 12:42:28,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:42:28,642 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2021-05-02 12:42:28,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:42:28,646 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2021-05-02 12:42:28,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:42:28,650 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 189 [2021-05-02 12:42:28,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:42:28,653 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 196 [2021-05-02 12:42:28,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:42:28,656 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2021-05-02 12:42:28,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:42:28,660 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 210 [2021-05-02 12:42:28,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:42:28,664 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2021-05-02 12:42:28,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:42:28,668 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2021-05-02 12:42:28,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:42:28,672 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 231 [2021-05-02 12:42:28,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:42:28,675 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 238 [2021-05-02 12:42:28,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:42:28,679 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2021-05-02 12:42:28,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:42:28,683 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 252 [2021-05-02 12:42:28,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:42:28,686 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 259 [2021-05-02 12:42:28,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:42:28,689 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 266 [2021-05-02 12:42:28,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:42:28,690 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 273 [2021-05-02 12:42:28,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:42:28,693 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 280 [2021-05-02 12:42:28,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:42:28,695 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 287 [2021-05-02 12:42:28,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:42:28,697 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 294 [2021-05-02 12:42:28,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:42:28,699 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 301 [2021-05-02 12:42:28,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:42:28,701 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 308 [2021-05-02 12:42:28,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:42:28,703 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 315 [2021-05-02 12:42:28,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:42:28,704 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2021-05-02 12:42:28,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:42:28,706 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 329 [2021-05-02 12:42:28,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:42:28,708 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 336 [2021-05-02 12:42:28,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:42:28,726 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 343 [2021-05-02 12:42:28,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:42:28,730 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 350 [2021-05-02 12:42:28,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:42:28,732 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 357 [2021-05-02 12:42:28,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:42:28,736 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 364 [2021-05-02 12:42:28,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:42:28,740 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 371 [2021-05-02 12:42:28,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:42:28,745 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 378 [2021-05-02 12:42:28,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:42:28,750 INFO L134 CoverageAnalysis]: Checked inductivity of 8883 backedges. 3292 proven. 1267 refuted. 0 times theorem prover too weak. 4324 trivial. 0 not checked. [2021-05-02 12:42:28,750 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-05-02 12:42:28,750 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2050603598] [2021-05-02 12:42:28,750 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2050603598] provided 0 perfect and 1 imperfect interpolant sequences [2021-05-02 12:42:28,750 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1123902875] [2021-05-02 12:42:28,750 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 95 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 95 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-02 12:42:29,006 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 48 check-sat command(s) [2021-05-02 12:42:29,007 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-05-02 12:42:29,013 INFO L263 TraceCheckSpWp]: Trace formula consists of 973 conjuncts, 98 conjunts are in the unsatisfiable core [2021-05-02 12:42:29,017 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-05-02 12:42:29,109 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:29,111 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:29,118 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:29,122 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:29,126 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:29,128 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:29,133 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:29,135 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:29,140 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:29,144 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:29,152 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:29,156 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:29,160 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:29,162 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:29,165 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:29,168 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:29,176 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:29,180 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:29,188 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:29,190 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:29,194 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:29,198 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:29,206 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:29,210 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:29,215 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:29,217 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:29,223 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:29,229 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:29,236 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:29,241 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:29,244 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:29,247 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:29,254 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:29,259 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:29,267 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:29,269 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:29,274 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:29,277 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:29,286 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:29,291 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:29,296 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:29,297 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:29,304 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:29,310 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:29,317 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:29,319 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:29,322 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:29,325 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:29,333 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:29,337 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:29,342 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:29,344 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:29,350 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:29,355 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:29,363 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:29,365 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:29,368 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:29,372 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:29,380 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:29,385 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:29,388 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:29,390 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:29,398 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:29,402 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:29,407 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:29,409 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:29,414 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:29,416 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:29,420 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:29,423 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:29,426 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:29,430 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:29,435 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:29,439 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:29,448 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:29,453 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:29,461 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:29,465 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:29,475 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:29,481 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:29,490 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:29,494 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:29,503 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:29,507 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:29,515 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:29,518 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:29,526 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:29,530 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:29,539 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:29,543 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:29,552 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:29,555 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:29,564 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:29,569 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:29,579 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:29,790 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:29,792 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:29,797 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:29,799 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:29,832 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:29,837 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:30,021 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:30,023 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:30,028 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:30,030 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:30,062 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:30,064 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:30,181 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:30,182 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:30,183 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:30,184 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:30,198 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:30,200 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:30,344 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:30,346 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:30,348 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:30,350 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:30,382 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:30,385 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:30,503 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:30,505 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:30,509 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:30,512 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:30,537 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:30,541 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:30,684 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:30,687 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:30,690 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:30,692 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:30,710 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:30,712 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:30,847 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:30,850 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:30,853 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:30,855 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:30,881 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:30,885 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:31,023 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:31,025 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:31,030 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:31,032 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:31,050 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:31,051 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:31,210 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:31,212 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:31,216 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:31,218 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:31,244 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:31,261 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:31,477 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:31,478 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:31,481 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:31,482 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:31,499 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:31,501 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:31,677 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:31,679 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:31,683 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:31,685 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:31,716 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:31,722 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:31,876 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:31,879 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:31,882 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:31,884 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:31,923 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:31,925 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:32,094 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:32,096 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:32,100 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:32,101 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:32,119 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:32,121 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:32,312 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:32,314 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:32,315 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:32,316 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:32,331 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:32,333 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:32,493 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:32,495 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:32,500 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:32,502 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:32,533 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:32,538 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:32,704 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:32,705 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:32,707 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:32,707 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:32,731 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:32,736 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:32,943 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:32,944 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:32,946 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:32,946 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:32,971 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:32,973 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:33,174 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:33,177 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:33,181 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:33,184 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:33,214 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:33,216 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:33,443 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:33,446 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:33,453 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:33,455 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:33,494 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:33,496 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:33,665 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:33,666 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:33,667 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:33,668 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:33,695 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:33,700 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:33,922 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:33,925 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:33,930 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:33,933 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:33,957 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:33,960 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:34,094 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:34,095 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:34,097 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:34,098 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:34,114 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:34,116 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:34,247 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:34,248 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:34,250 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:34,251 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:34,266 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:34,268 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:34,414 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:34,415 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:34,417 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:34,418 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:34,432 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:34,434 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:34,573 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:34,574 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:34,576 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:34,577 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:34,591 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:34,593 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:34,725 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:34,726 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:34,728 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:34,729 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:34,743 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:34,745 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:35,062 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:35,065 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:35,071 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:35,073 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:35,110 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:35,114 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:35,451 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:35,453 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:35,458 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:35,460 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:35,497 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:35,502 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:35,830 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:35,832 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:35,837 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:35,839 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:35,875 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:35,880 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:36,218 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:36,220 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:36,224 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:36,225 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:36,250 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:36,252 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:36,549 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:36,551 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:36,556 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:36,558 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:36,597 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:36,602 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:36,961 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:36,963 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:36,967 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:36,970 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:37,005 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:37,010 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:37,370 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:37,373 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:37,377 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:37,379 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:37,415 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:37,423 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:37,789 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:37,791 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:37,796 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:37,798 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:37,835 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:37,840 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:38,233 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:38,236 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:38,241 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:38,243 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:38,284 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:38,289 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:38,673 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:38,676 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:38,681 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:38,684 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:38,722 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:38,727 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:39,130 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:39,133 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:39,137 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:39,140 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:39,172 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:39,178 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:39,607 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:39,610 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:39,616 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:39,619 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:39,665 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:39,670 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:40,091 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:40,094 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:40,099 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:40,102 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:40,140 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:40,146 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:40,527 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:40,530 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:40,534 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:40,536 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:40,570 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:40,575 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:40,889 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:40,890 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:40,894 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:40,896 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:40,931 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:40,936 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:41,238 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:41,241 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:41,247 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:41,250 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:41,286 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:41,288 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:41,613 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:41,614 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:41,617 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:41,618 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:41,650 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:41,654 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:41,917 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:41,919 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:41,922 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:41,923 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:41,956 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:41,961 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:42,268 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:42,270 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:42,273 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:42,275 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:42,306 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:42,311 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:42,589 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:42,592 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:42,595 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:42,598 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:42,629 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:42,634 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:42,980 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:42,982 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:42,985 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:42,987 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:43,025 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:43,030 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:43,335 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:42:43,358 INFO L134 CoverageAnalysis]: Checked inductivity of 8883 backedges. 3431 proven. 1128 refuted. 0 times theorem prover too weak. 4324 trivial. 0 not checked. [2021-05-02 12:42:43,359 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1123902875] provided 0 perfect and 1 imperfect interpolant sequences [2021-05-02 12:42:43,359 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-05-02 12:42:43,359 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [100, 99] total 149 [2021-05-02 12:42:43,359 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [323188143] [2021-05-02 12:42:43,359 INFO L460 AbstractCegarLoop]: Interpolant automaton has 149 states [2021-05-02 12:42:43,359 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-02 12:42:43,360 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 149 interpolants. [2021-05-02 12:42:43,361 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=4858, Invalid=17194, Unknown=0, NotChecked=0, Total=22052 [2021-05-02 12:42:43,362 INFO L87 Difference]: Start difference. First operand 392 states and 393 transitions. Second operand has 149 states, 149 states have (on average 1.691275167785235) internal successors, (252), 148 states have internal predecessors, (252), 96 states have call successors, (98), 3 states have call predecessors, (98), 1 states have return successors, (95), 95 states have call predecessors, (95), 95 states have call successors, (95) [2021-05-02 12:43:02,317 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-02 12:43:02,317 INFO L93 Difference]: Finished difference Result 545 states and 594 transitions. [2021-05-02 12:43:02,318 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 100 states. [2021-05-02 12:43:02,318 INFO L78 Accepts]: Start accepts. Automaton has has 149 states, 149 states have (on average 1.691275167785235) internal successors, (252), 148 states have internal predecessors, (252), 96 states have call successors, (98), 3 states have call predecessors, (98), 1 states have return successors, (95), 95 states have call predecessors, (95), 95 states have call successors, (95) Word has length 389 [2021-05-02 12:43:02,319 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-02 12:43:02,320 INFO L225 Difference]: With dead ends: 545 [2021-05-02 12:43:02,320 INFO L226 Difference]: Without dead ends: 393 [2021-05-02 12:43:02,323 INFO L779 BasicCegarLoop]: 0 DeclaredPredicates, 680 GetRequests, 436 SyntacticMatches, 0 SemanticMatches, 244 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 16498 ImplicationChecksByTransitivity, 30611.6ms TimeCoverageRelationStatistics Valid=11035, Invalid=49235, Unknown=0, NotChecked=0, Total=60270 [2021-05-02 12:43:02,324 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 393 states. [2021-05-02 12:43:02,363 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 393 to 393. [2021-05-02 12:43:02,363 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 393 states, 293 states have (on average 1.006825938566553) internal successors, (295), 294 states have internal predecessors, (295), 50 states have call successors, (50), 50 states have call predecessors, (50), 49 states have return successors, (49), 48 states have call predecessors, (49), 49 states have call successors, (49) [2021-05-02 12:43:02,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 393 states to 393 states and 394 transitions. [2021-05-02 12:43:02,364 INFO L78 Accepts]: Start accepts. Automaton has 393 states and 394 transitions. Word has length 389 [2021-05-02 12:43:02,364 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-02 12:43:02,364 INFO L480 AbstractCegarLoop]: Abstraction has 393 states and 394 transitions. [2021-05-02 12:43:02,364 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 149 states, 149 states have (on average 1.691275167785235) internal successors, (252), 148 states have internal predecessors, (252), 96 states have call successors, (98), 3 states have call predecessors, (98), 1 states have return successors, (95), 95 states have call predecessors, (95), 95 states have call successors, (95) [2021-05-02 12:43:02,364 INFO L276 IsEmpty]: Start isEmpty. Operand 393 states and 394 transitions. [2021-05-02 12:43:02,366 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 391 [2021-05-02 12:43:02,366 INFO L515 BasicCegarLoop]: Found error trace [2021-05-02 12:43:02,366 INFO L523 BasicCegarLoop]: trace histogram [48, 48, 48, 48, 47, 47, 47, 47, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-02 12:43:02,566 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable94,95 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-02 12:43:02,567 INFO L428 AbstractCegarLoop]: === Iteration 96 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-02 12:43:02,567 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-02 12:43:02,567 INFO L82 PathProgramCache]: Analyzing trace with hash -647149428, now seen corresponding path program 94 times [2021-05-02 12:43:02,567 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-02 12:43:02,567 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [389195123] [2021-05-02 12:43:02,567 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-02 12:43:02,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:43:06,226 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-02 12:43:06,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:43:06,232 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2021-05-02 12:43:06,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:43:06,236 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2021-05-02 12:43:06,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:43:06,241 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2021-05-02 12:43:06,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:43:06,246 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2021-05-02 12:43:06,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:43:06,250 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2021-05-02 12:43:06,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:43:06,253 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2021-05-02 12:43:06,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:43:06,258 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2021-05-02 12:43:06,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:43:06,262 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2021-05-02 12:43:06,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:43:06,267 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2021-05-02 12:43:06,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:43:06,272 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2021-05-02 12:43:06,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:43:06,276 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2021-05-02 12:43:06,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:43:06,280 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2021-05-02 12:43:06,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:43:06,285 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2021-05-02 12:43:06,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:43:06,289 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2021-05-02 12:43:06,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:43:06,294 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2021-05-02 12:43:06,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:43:06,297 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2021-05-02 12:43:06,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:43:06,299 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 169 [2021-05-02 12:43:06,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:43:06,301 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2021-05-02 12:43:06,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:43:06,304 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 183 [2021-05-02 12:43:06,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:43:06,306 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2021-05-02 12:43:06,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:43:06,308 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2021-05-02 12:43:06,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:43:06,310 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2021-05-02 12:43:06,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:43:06,312 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 211 [2021-05-02 12:43:06,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:43:06,314 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2021-05-02 12:43:06,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:43:06,316 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 225 [2021-05-02 12:43:06,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:43:06,318 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 232 [2021-05-02 12:43:06,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:43:06,320 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 239 [2021-05-02 12:43:06,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:43:06,322 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2021-05-02 12:43:06,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:43:06,326 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 253 [2021-05-02 12:43:06,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:43:06,331 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 260 [2021-05-02 12:43:06,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:43:06,335 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2021-05-02 12:43:06,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:43:06,340 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 274 [2021-05-02 12:43:06,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:43:06,345 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 281 [2021-05-02 12:43:06,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:43:06,350 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 288 [2021-05-02 12:43:06,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:43:06,354 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 295 [2021-05-02 12:43:06,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:43:06,358 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 302 [2021-05-02 12:43:06,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:43:06,363 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 309 [2021-05-02 12:43:06,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:43:06,368 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 316 [2021-05-02 12:43:06,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:43:06,372 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 323 [2021-05-02 12:43:06,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:43:06,376 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 330 [2021-05-02 12:43:06,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:43:06,380 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 337 [2021-05-02 12:43:06,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:43:06,385 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 344 [2021-05-02 12:43:06,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:43:06,390 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 351 [2021-05-02 12:43:06,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:43:06,395 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 358 [2021-05-02 12:43:06,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:43:06,400 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 365 [2021-05-02 12:43:06,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:43:06,405 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 372 [2021-05-02 12:43:06,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:43:06,410 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 379 [2021-05-02 12:43:06,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:43:06,415 INFO L134 CoverageAnalysis]: Checked inductivity of 8931 backedges. 1222 proven. 3385 refuted. 0 times theorem prover too weak. 4324 trivial. 0 not checked. [2021-05-02 12:43:06,416 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-05-02 12:43:06,416 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [389195123] [2021-05-02 12:43:06,416 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [389195123] provided 0 perfect and 1 imperfect interpolant sequences [2021-05-02 12:43:06,416 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [430202215] [2021-05-02 12:43:06,416 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 96 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 96 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-02 12:43:06,579 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-05-02 12:43:06,580 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-05-02 12:43:06,587 INFO L263 TraceCheckSpWp]: Trace formula consists of 978 conjuncts, 102 conjunts are in the unsatisfiable core [2021-05-02 12:43:06,592 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-05-02 12:43:06,683 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:06,691 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:06,707 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:06,715 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:06,729 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:06,736 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:06,741 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:06,743 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:06,747 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:06,750 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:06,754 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:06,756 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:06,760 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:06,763 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:06,767 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:06,771 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:06,783 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:06,789 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:06,800 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:06,806 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:06,815 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:06,820 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:06,829 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:06,835 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:06,847 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:06,851 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:06,862 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:06,869 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:06,884 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:06,892 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:06,903 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:06,910 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:06,919 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:06,922 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:06,926 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:06,928 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:06,932 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:06,935 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:06,939 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:06,941 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:06,945 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:06,948 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:06,959 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:06,965 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:06,977 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:06,982 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:06,992 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:06,997 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:07,007 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:07,013 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:07,023 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:07,028 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:07,036 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:07,044 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:07,058 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:07,065 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:07,076 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:07,083 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:07,092 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:07,094 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:07,098 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:07,101 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:07,105 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:07,108 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:07,112 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:07,114 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:07,118 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:07,120 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:07,132 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:07,138 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:07,148 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:07,154 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:07,163 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:07,168 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:07,178 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:07,183 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:07,193 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:07,199 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:07,209 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:07,212 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:07,222 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:07,229 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:07,243 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:07,250 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:07,262 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:07,268 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:07,279 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:07,281 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:07,285 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:07,288 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:07,293 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:07,295 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:07,299 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:07,301 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:07,305 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:07,307 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:07,342 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:07,347 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:07,383 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:07,388 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:07,404 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:07,410 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:07,455 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:07,460 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:07,470 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:07,472 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:07,513 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:07,521 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:07,547 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:07,551 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:07,599 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:07,604 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:07,626 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:07,631 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:07,662 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:07,664 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:07,671 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:07,673 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:07,698 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:07,703 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:07,720 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:07,724 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:07,758 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:07,762 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:07,778 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:07,784 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:07,822 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:07,824 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:07,830 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:07,832 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:07,847 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:07,849 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:07,859 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:07,861 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:07,876 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:07,878 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:07,885 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:07,887 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:07,902 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:07,904 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:07,911 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:07,913 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:07,935 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:07,937 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:07,944 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:07,946 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:07,968 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:07,974 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:07,989 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:07,993 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:08,027 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:08,031 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:08,047 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:08,052 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:08,090 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:08,093 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:08,100 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:08,101 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:08,119 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:08,125 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:08,145 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:08,150 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:08,185 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:08,190 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:08,204 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:08,208 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:08,250 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:08,256 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:08,265 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:08,267 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:08,282 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:08,285 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:08,304 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:08,308 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:08,343 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:08,348 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:08,363 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:08,367 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:08,404 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:08,410 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:08,428 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:08,432 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:08,453 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:08,455 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:08,461 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:08,464 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:08,523 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:08,530 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:08,547 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:08,552 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:08,589 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:08,594 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:08,614 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:08,619 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:08,639 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:08,641 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:08,648 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:08,650 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:08,687 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:08,692 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:08,709 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:08,714 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:08,749 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:08,755 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:08,770 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:08,775 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:08,819 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:08,821 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:08,828 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:08,830 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:08,847 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:08,854 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:08,871 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:08,876 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:08,911 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:08,917 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:08,933 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:08,938 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:08,977 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:08,982 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:08,999 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:09,005 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:09,041 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:09,043 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:09,050 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:09,053 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:09,075 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:09,077 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:09,084 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:09,085 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:09,100 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:09,102 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:09,108 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:09,109 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:09,123 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:09,125 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:09,133 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:09,136 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:09,168 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:09,172 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:09,184 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:09,188 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:09,215 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:09,218 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:09,233 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:09,238 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:09,265 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:09,267 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:09,273 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:09,275 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:09,298 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:09,302 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:09,314 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:09,318 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:09,345 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:09,350 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:09,362 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:09,364 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:09,396 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:09,400 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:09,414 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:09,416 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:09,430 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:09,432 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:09,443 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:09,448 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:09,477 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:09,482 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:09,495 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:09,499 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:09,551 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:09,555 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:09,566 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:09,568 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:09,583 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:09,585 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:09,600 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:09,607 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:09,636 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:09,640 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:09,653 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:09,657 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:09,686 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:09,691 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:09,710 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:09,715 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:09,886 INFO L134 CoverageAnalysis]: Checked inductivity of 8931 backedges. 1270 proven. 3337 refuted. 0 times theorem prover too weak. 4324 trivial. 0 not checked. [2021-05-02 12:43:09,887 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [430202215] provided 0 perfect and 1 imperfect interpolant sequences [2021-05-02 12:43:09,887 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-05-02 12:43:09,887 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [54, 53] total 57 [2021-05-02 12:43:09,887 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1955302037] [2021-05-02 12:43:09,887 INFO L460 AbstractCegarLoop]: Interpolant automaton has 57 states [2021-05-02 12:43:09,887 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-02 12:43:09,888 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 57 interpolants. [2021-05-02 12:43:09,888 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1290, Invalid=1902, Unknown=0, NotChecked=0, Total=3192 [2021-05-02 12:43:09,888 INFO L87 Difference]: Start difference. First operand 393 states and 394 transitions. Second operand has 57 states, 57 states have (on average 2.789473684210526) internal successors, (159), 54 states have internal predecessors, (159), 49 states have call successors, (52), 4 states have call predecessors, (52), 1 states have return successors, (48), 48 states have call predecessors, (48), 48 states have call successors, (48) [2021-05-02 12:43:16,090 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-02 12:43:16,090 INFO L93 Difference]: Finished difference Result 406 states and 408 transitions. [2021-05-02 12:43:16,092 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2021-05-02 12:43:16,092 INFO L78 Accepts]: Start accepts. Automaton has has 57 states, 57 states have (on average 2.789473684210526) internal successors, (159), 54 states have internal predecessors, (159), 49 states have call successors, (52), 4 states have call predecessors, (52), 1 states have return successors, (48), 48 states have call predecessors, (48), 48 states have call successors, (48) Word has length 390 [2021-05-02 12:43:16,092 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-02 12:43:16,093 INFO L225 Difference]: With dead ends: 406 [2021-05-02 12:43:16,093 INFO L226 Difference]: Without dead ends: 404 [2021-05-02 12:43:16,094 INFO L779 BasicCegarLoop]: 0 DeclaredPredicates, 639 GetRequests, 531 SyntacticMatches, 0 SemanticMatches, 108 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2046 ImplicationChecksByTransitivity, 7587.7ms TimeCoverageRelationStatistics Valid=3862, Invalid=8128, Unknown=0, NotChecked=0, Total=11990 [2021-05-02 12:43:16,095 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 404 states. [2021-05-02 12:43:16,137 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 404 to 400. [2021-05-02 12:43:16,138 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 400 states, 298 states have (on average 1.0067114093959733) internal successors, (300), 299 states have internal predecessors, (300), 51 states have call successors, (51), 51 states have call predecessors, (51), 50 states have return successors, (50), 49 states have call predecessors, (50), 50 states have call successors, (50) [2021-05-02 12:43:16,139 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 400 states to 400 states and 401 transitions. [2021-05-02 12:43:16,139 INFO L78 Accepts]: Start accepts. Automaton has 400 states and 401 transitions. Word has length 390 [2021-05-02 12:43:16,139 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-02 12:43:16,139 INFO L480 AbstractCegarLoop]: Abstraction has 400 states and 401 transitions. [2021-05-02 12:43:16,140 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 57 states, 57 states have (on average 2.789473684210526) internal successors, (159), 54 states have internal predecessors, (159), 49 states have call successors, (52), 4 states have call predecessors, (52), 1 states have return successors, (48), 48 states have call predecessors, (48), 48 states have call successors, (48) [2021-05-02 12:43:16,140 INFO L276 IsEmpty]: Start isEmpty. Operand 400 states and 401 transitions. [2021-05-02 12:43:16,142 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 398 [2021-05-02 12:43:16,142 INFO L515 BasicCegarLoop]: Found error trace [2021-05-02 12:43:16,142 INFO L523 BasicCegarLoop]: trace histogram [49, 49, 49, 48, 48, 48, 48, 48, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-02 12:43:16,356 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable95,96 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-02 12:43:16,357 INFO L428 AbstractCegarLoop]: === Iteration 97 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-02 12:43:16,357 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-02 12:43:16,357 INFO L82 PathProgramCache]: Analyzing trace with hash 302044774, now seen corresponding path program 95 times [2021-05-02 12:43:16,357 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-02 12:43:16,357 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1375274329] [2021-05-02 12:43:16,357 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-02 12:43:16,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:43:26,870 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-02 12:43:26,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:43:26,875 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2021-05-02 12:43:26,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:43:26,879 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2021-05-02 12:43:26,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:43:26,883 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2021-05-02 12:43:26,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:43:26,886 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2021-05-02 12:43:26,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:43:26,888 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2021-05-02 12:43:26,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:43:26,890 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2021-05-02 12:43:26,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:43:26,892 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2021-05-02 12:43:26,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:43:26,894 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2021-05-02 12:43:26,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:43:26,896 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2021-05-02 12:43:26,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:43:26,897 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2021-05-02 12:43:26,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:43:26,899 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2021-05-02 12:43:26,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:43:26,901 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2021-05-02 12:43:26,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:43:26,903 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2021-05-02 12:43:26,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:43:26,904 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2021-05-02 12:43:26,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:43:26,906 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2021-05-02 12:43:26,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:43:26,908 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2021-05-02 12:43:26,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:43:26,909 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 169 [2021-05-02 12:43:26,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:43:26,911 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2021-05-02 12:43:26,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:43:26,913 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 183 [2021-05-02 12:43:26,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:43:26,915 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2021-05-02 12:43:26,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:43:26,919 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2021-05-02 12:43:26,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:43:26,923 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2021-05-02 12:43:26,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:43:26,927 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 211 [2021-05-02 12:43:26,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:43:26,931 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2021-05-02 12:43:26,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:43:26,936 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 225 [2021-05-02 12:43:26,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:43:26,941 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 232 [2021-05-02 12:43:26,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:43:26,946 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 239 [2021-05-02 12:43:26,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:43:26,950 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2021-05-02 12:43:26,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:43:26,955 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 253 [2021-05-02 12:43:26,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:43:26,960 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 260 [2021-05-02 12:43:26,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:43:26,964 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2021-05-02 12:43:26,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:43:26,969 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 274 [2021-05-02 12:43:26,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:43:26,972 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 281 [2021-05-02 12:43:26,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:43:26,977 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 288 [2021-05-02 12:43:26,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:43:26,982 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 295 [2021-05-02 12:43:26,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:43:26,987 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 302 [2021-05-02 12:43:26,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:43:26,990 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 309 [2021-05-02 12:43:26,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:43:26,992 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 316 [2021-05-02 12:43:26,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:43:26,994 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 323 [2021-05-02 12:43:26,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:43:26,996 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 330 [2021-05-02 12:43:26,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:43:26,998 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 337 [2021-05-02 12:43:26,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:43:27,000 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 344 [2021-05-02 12:43:27,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:43:27,002 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 351 [2021-05-02 12:43:27,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:43:27,005 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 358 [2021-05-02 12:43:27,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:43:27,006 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 365 [2021-05-02 12:43:27,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:43:27,008 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 372 [2021-05-02 12:43:27,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:43:27,010 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 379 [2021-05-02 12:43:27,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:43:27,013 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 386 [2021-05-02 12:43:27,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:43:27,015 INFO L134 CoverageAnalysis]: Checked inductivity of 9264 backedges. 3434 proven. 1318 refuted. 0 times theorem prover too weak. 4512 trivial. 0 not checked. [2021-05-02 12:43:27,015 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-05-02 12:43:27,015 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1375274329] [2021-05-02 12:43:27,015 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1375274329] provided 0 perfect and 1 imperfect interpolant sequences [2021-05-02 12:43:27,015 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1623487815] [2021-05-02 12:43:27,016 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 97 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 97 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-02 12:43:27,223 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 49 check-sat command(s) [2021-05-02 12:43:27,224 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-05-02 12:43:27,231 INFO L263 TraceCheckSpWp]: Trace formula consists of 992 conjuncts, 100 conjunts are in the unsatisfiable core [2021-05-02 12:43:27,235 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-05-02 12:43:27,342 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:27,350 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:27,359 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:27,364 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:27,373 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:27,378 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:27,386 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:27,391 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:27,399 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:27,404 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:27,413 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:27,419 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:27,430 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:27,436 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:27,444 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:27,449 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:27,458 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:27,461 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:27,464 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:27,466 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:27,470 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:27,472 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:27,475 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:27,477 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:27,481 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:27,483 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:27,486 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:27,491 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:27,501 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:27,507 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:27,517 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:27,522 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:27,532 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:27,537 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:27,545 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:27,551 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:27,559 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:27,564 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:27,576 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:27,583 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:27,594 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:27,600 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:27,610 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:27,614 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:27,618 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:27,620 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:27,624 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:27,626 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:27,630 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:27,633 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:27,637 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:27,639 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:27,643 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:27,645 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:27,651 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:27,657 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:27,668 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:27,673 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:27,683 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:27,688 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:27,697 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:27,702 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:27,711 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:27,715 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:27,726 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:27,732 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:27,750 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:27,759 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:27,771 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:27,773 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:27,778 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:27,780 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:27,784 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:27,786 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:27,790 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:27,792 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:27,796 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:27,798 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:27,810 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:27,815 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:27,824 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:27,830 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:27,839 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:27,843 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:27,850 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:27,855 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:27,867 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:27,873 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:27,883 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:27,888 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:27,898 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:27,901 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:27,905 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:27,906 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:27,910 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:27,912 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:27,916 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:28,118 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:28,121 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:28,126 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:28,129 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:28,175 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:28,182 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:28,376 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:28,378 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:28,380 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:28,381 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:28,420 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:28,425 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:28,635 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:28,638 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:28,643 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:28,646 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:28,677 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:28,679 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:28,869 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:28,872 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:28,876 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:28,878 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:28,915 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:28,921 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:29,109 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:29,111 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:29,112 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:29,113 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:29,136 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:29,138 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:29,349 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:29,352 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:29,357 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:29,359 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:29,399 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:29,405 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:29,606 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:29,607 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:29,609 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:29,610 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:29,637 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:29,642 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:29,842 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:29,844 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:29,847 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:29,849 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:29,885 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:29,889 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:30,070 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:30,073 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:30,077 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:30,079 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:30,111 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:30,115 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:30,285 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:30,288 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:30,291 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:30,293 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:30,325 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:30,331 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:30,512 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:30,513 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:30,515 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:30,518 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:30,550 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:30,554 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:30,761 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:30,764 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:30,768 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:30,771 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:30,787 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:30,789 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:31,014 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:31,015 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:31,019 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:31,022 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:31,058 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:31,060 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:31,209 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:31,212 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:31,216 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:31,218 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:31,253 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:31,259 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:31,513 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:31,514 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:31,516 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:31,517 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:31,543 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:31,551 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:31,854 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:31,857 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:31,862 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:31,866 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:31,896 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:31,898 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:32,123 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:32,125 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:32,127 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:32,128 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:32,146 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:32,149 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:32,425 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:32,428 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:32,431 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:32,433 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:32,467 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:32,471 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:32,717 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:32,719 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:32,723 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:32,725 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:32,758 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:32,762 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:32,936 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:32,937 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:32,938 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:32,939 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:32,971 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:32,975 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:33,255 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:33,258 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:33,264 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:33,266 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:33,294 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:33,296 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:33,534 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:33,535 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:33,537 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:33,538 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:33,554 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:33,556 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:33,864 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:33,867 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:33,872 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:33,874 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:33,915 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:33,922 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:34,138 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:34,140 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:34,145 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:34,147 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:34,179 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:34,184 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:34,478 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:34,480 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:34,485 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:34,487 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:34,529 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:34,535 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:34,841 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:34,842 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:34,844 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:34,845 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:34,871 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:34,873 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:35,158 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:35,162 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:35,167 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:35,170 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:35,212 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:35,218 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:35,597 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:35,600 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:35,603 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:35,604 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:35,627 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:35,630 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:35,880 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:35,882 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:35,884 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:35,887 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:35,931 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:35,937 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:36,208 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:36,211 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:36,215 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:36,216 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:36,231 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:36,233 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:36,501 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:36,502 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:36,504 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:36,505 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:36,534 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:36,536 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:36,806 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:36,807 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:36,810 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:36,813 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:36,844 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:36,847 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:37,161 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:37,163 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:37,165 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:37,166 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:37,191 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:37,197 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:37,494 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:37,496 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:37,498 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:37,499 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:37,515 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:37,517 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:37,875 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:37,878 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:37,883 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:37,886 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:37,925 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:37,929 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:38,222 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:38,224 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:38,229 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:38,231 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:38,253 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:38,256 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:38,562 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:38,563 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:38,565 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:38,566 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:38,582 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:38,584 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:38,881 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:38,883 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:38,886 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:38,888 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:38,921 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:38,923 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:39,212 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:39,215 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:39,220 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:39,222 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:39,258 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:39,262 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:39,526 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:39,527 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:39,529 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:39,530 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:39,546 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:39,548 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:39,734 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:39,735 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:39,737 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:39,738 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:39,755 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:39,757 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:39,934 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:39,935 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:39,937 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:39,938 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:39,953 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:39,955 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:40,142 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:40,143 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:40,145 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:40,146 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:40,164 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:40,166 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:40,443 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:40,446 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:40,450 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:40,452 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:40,488 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:40,493 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:40,897 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:40,900 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:40,904 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:40,906 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:40,939 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:40,944 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:41,370 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:41,373 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:41,378 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:41,381 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:41,427 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:41,432 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:41,823 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:41,826 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:41,831 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:41,834 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:41,871 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:41,875 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:42,326 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:42,329 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:42,334 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:42,337 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:42,383 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:42,389 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:42,857 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:43:42,883 INFO L134 CoverageAnalysis]: Checked inductivity of 9264 backedges. 3576 proven. 1176 refuted. 0 times theorem prover too weak. 4512 trivial. 0 not checked. [2021-05-02 12:43:42,883 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1623487815] provided 0 perfect and 1 imperfect interpolant sequences [2021-05-02 12:43:42,883 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-05-02 12:43:42,883 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [102, 101] total 152 [2021-05-02 12:43:42,884 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [322818572] [2021-05-02 12:43:42,884 INFO L460 AbstractCegarLoop]: Interpolant automaton has 152 states [2021-05-02 12:43:42,884 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-02 12:43:42,885 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 152 interpolants. [2021-05-02 12:43:42,887 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5057, Invalid=17895, Unknown=0, NotChecked=0, Total=22952 [2021-05-02 12:43:42,887 INFO L87 Difference]: Start difference. First operand 400 states and 401 transitions. Second operand has 152 states, 152 states have (on average 1.6907894736842106) internal successors, (257), 151 states have internal predecessors, (257), 98 states have call successors, (100), 3 states have call predecessors, (100), 1 states have return successors, (97), 97 states have call predecessors, (97), 97 states have call successors, (97) [2021-05-02 12:44:04,533 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-02 12:44:04,533 INFO L93 Difference]: Finished difference Result 556 states and 606 transitions. [2021-05-02 12:44:04,537 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 102 states. [2021-05-02 12:44:04,538 INFO L78 Accepts]: Start accepts. Automaton has has 152 states, 152 states have (on average 1.6907894736842106) internal successors, (257), 151 states have internal predecessors, (257), 98 states have call successors, (100), 3 states have call predecessors, (100), 1 states have return successors, (97), 97 states have call predecessors, (97), 97 states have call successors, (97) Word has length 397 [2021-05-02 12:44:04,538 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-02 12:44:04,540 INFO L225 Difference]: With dead ends: 556 [2021-05-02 12:44:04,540 INFO L226 Difference]: Without dead ends: 401 [2021-05-02 12:44:04,543 INFO L779 BasicCegarLoop]: 0 DeclaredPredicates, 694 GetRequests, 445 SyntacticMatches, 0 SemanticMatches, 249 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 17185 ImplicationChecksByTransitivity, 35992.1ms TimeCoverageRelationStatistics Valid=11485, Invalid=51265, Unknown=0, NotChecked=0, Total=62750 [2021-05-02 12:44:04,543 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 401 states. [2021-05-02 12:44:04,595 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 401 to 401. [2021-05-02 12:44:04,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 401 states, 299 states have (on average 1.0066889632107023) internal successors, (301), 300 states have internal predecessors, (301), 51 states have call successors, (51), 51 states have call predecessors, (51), 50 states have return successors, (50), 49 states have call predecessors, (50), 50 states have call successors, (50) [2021-05-02 12:44:04,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 401 states to 401 states and 402 transitions. [2021-05-02 12:44:04,596 INFO L78 Accepts]: Start accepts. Automaton has 401 states and 402 transitions. Word has length 397 [2021-05-02 12:44:04,596 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-02 12:44:04,596 INFO L480 AbstractCegarLoop]: Abstraction has 401 states and 402 transitions. [2021-05-02 12:44:04,596 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 152 states, 152 states have (on average 1.6907894736842106) internal successors, (257), 151 states have internal predecessors, (257), 98 states have call successors, (100), 3 states have call predecessors, (100), 1 states have return successors, (97), 97 states have call predecessors, (97), 97 states have call successors, (97) [2021-05-02 12:44:04,596 INFO L276 IsEmpty]: Start isEmpty. Operand 401 states and 402 transitions. [2021-05-02 12:44:04,598 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 399 [2021-05-02 12:44:04,598 INFO L515 BasicCegarLoop]: Found error trace [2021-05-02 12:44:04,598 INFO L523 BasicCegarLoop]: trace histogram [49, 49, 49, 49, 48, 48, 48, 48, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-02 12:44:04,799 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 97 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable96 [2021-05-02 12:44:04,799 INFO L428 AbstractCegarLoop]: === Iteration 98 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-02 12:44:04,799 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-02 12:44:04,799 INFO L82 PathProgramCache]: Analyzing trace with hash -1901964498, now seen corresponding path program 96 times [2021-05-02 12:44:04,799 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-02 12:44:04,800 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1798413666] [2021-05-02 12:44:04,800 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-02 12:44:04,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:44:08,821 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-02 12:44:08,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:44:08,827 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2021-05-02 12:44:08,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:44:08,832 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2021-05-02 12:44:08,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:44:08,836 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2021-05-02 12:44:08,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:44:08,841 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2021-05-02 12:44:08,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:44:08,846 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2021-05-02 12:44:08,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:44:08,851 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2021-05-02 12:44:08,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:44:08,855 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2021-05-02 12:44:08,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:44:08,860 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2021-05-02 12:44:08,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:44:08,865 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2021-05-02 12:44:08,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:44:08,869 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2021-05-02 12:44:08,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:44:08,874 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2021-05-02 12:44:08,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:44:08,879 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2021-05-02 12:44:08,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:44:08,883 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2021-05-02 12:44:08,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:44:08,888 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2021-05-02 12:44:08,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:44:08,893 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2021-05-02 12:44:08,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:44:08,898 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2021-05-02 12:44:08,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:44:08,902 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2021-05-02 12:44:08,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:44:08,907 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2021-05-02 12:44:08,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:44:08,912 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2021-05-02 12:44:08,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:44:08,915 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2021-05-02 12:44:08,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:44:08,917 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2021-05-02 12:44:08,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:44:08,919 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 205 [2021-05-02 12:44:08,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:44:08,921 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2021-05-02 12:44:08,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:44:08,924 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2021-05-02 12:44:08,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:44:08,927 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2021-05-02 12:44:08,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:44:08,929 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 233 [2021-05-02 12:44:08,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:44:08,932 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2021-05-02 12:44:08,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:44:08,935 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 247 [2021-05-02 12:44:08,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:44:08,937 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 254 [2021-05-02 12:44:08,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:44:08,939 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 261 [2021-05-02 12:44:08,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:44:08,941 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 268 [2021-05-02 12:44:08,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:44:08,943 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 275 [2021-05-02 12:44:08,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:44:08,945 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2021-05-02 12:44:08,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:44:08,949 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2021-05-02 12:44:08,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:44:08,954 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 296 [2021-05-02 12:44:08,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:44:08,958 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 303 [2021-05-02 12:44:08,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:44:08,963 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 310 [2021-05-02 12:44:08,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:44:08,968 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 317 [2021-05-02 12:44:08,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:44:08,973 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 324 [2021-05-02 12:44:08,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:44:08,984 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 331 [2021-05-02 12:44:08,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:44:08,989 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 338 [2021-05-02 12:44:08,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:44:08,994 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 345 [2021-05-02 12:44:08,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:44:08,999 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 352 [2021-05-02 12:44:09,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:44:09,004 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 359 [2021-05-02 12:44:09,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:44:09,008 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 366 [2021-05-02 12:44:09,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:44:09,013 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 373 [2021-05-02 12:44:09,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:44:09,018 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 380 [2021-05-02 12:44:09,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:44:09,023 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 387 [2021-05-02 12:44:09,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:44:09,028 INFO L134 CoverageAnalysis]: Checked inductivity of 9313 backedges. 1272 proven. 3529 refuted. 0 times theorem prover too weak. 4512 trivial. 0 not checked. [2021-05-02 12:44:09,028 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-05-02 12:44:09,028 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1798413666] [2021-05-02 12:44:09,028 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1798413666] provided 0 perfect and 1 imperfect interpolant sequences [2021-05-02 12:44:09,028 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1891630841] [2021-05-02 12:44:09,028 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 98 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 98 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-02 12:44:09,266 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 49 check-sat command(s) [2021-05-02 12:44:09,266 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-05-02 12:44:09,273 INFO L263 TraceCheckSpWp]: Trace formula consists of 997 conjuncts, 108 conjunts are in the unsatisfiable core [2021-05-02 12:44:09,277 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-05-02 12:44:09,286 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:09,291 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:09,349 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:09,351 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:09,355 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:09,356 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:09,360 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:09,362 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:09,365 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:09,367 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:09,371 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:09,372 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:09,376 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:09,380 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:09,390 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:09,395 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:09,402 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:09,407 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:09,415 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:09,419 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:09,427 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:09,429 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:09,437 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:09,442 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:09,452 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:09,456 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:09,464 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:09,468 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:09,477 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:09,479 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:09,482 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:09,484 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:09,488 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:09,490 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:09,494 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:09,496 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:09,499 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:09,501 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:09,504 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:09,507 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:09,516 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:09,521 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:09,530 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:09,534 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:09,543 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:09,547 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:09,555 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:09,559 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:09,566 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:09,571 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:09,582 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:09,587 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:09,596 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:09,600 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:09,609 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:09,611 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:09,615 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:09,618 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:09,621 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:09,623 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:09,627 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:09,629 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:09,632 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:09,634 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:09,638 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:09,643 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:09,654 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:09,658 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:09,666 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:09,671 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:09,679 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:09,684 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:09,692 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:09,695 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:09,707 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:09,712 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:09,722 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:09,726 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:09,736 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:09,740 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:09,747 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:09,749 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:09,752 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:09,767 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:09,773 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:09,775 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:09,787 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:09,794 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:09,806 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:09,812 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:09,824 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:09,830 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:09,844 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:09,851 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:09,865 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:09,872 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:09,878 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:09,880 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:09,885 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:09,888 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:09,903 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:09,905 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:09,921 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:09,923 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:09,930 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:09,931 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:09,964 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:09,970 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:09,985 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:09,990 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:10,025 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:10,032 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:10,053 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:10,058 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:10,081 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:10,083 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:10,090 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:10,092 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:10,120 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:10,125 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:10,141 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:10,145 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:10,178 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:10,184 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:10,202 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:10,208 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:10,252 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:10,257 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:10,277 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:10,282 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:10,317 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:10,323 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:10,337 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:10,342 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:10,381 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:10,384 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:10,391 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:10,392 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:10,407 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:10,409 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:10,419 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:10,423 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:10,453 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:10,457 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:10,469 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:10,472 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:10,506 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:10,511 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:10,518 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:10,520 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:10,535 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:10,536 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:10,545 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:10,550 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:10,580 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:10,584 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:10,596 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:10,601 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:10,636 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:10,641 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:10,647 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:10,649 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:10,663 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:10,666 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:10,676 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:10,680 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:10,711 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:10,715 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:10,731 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:10,735 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:10,765 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:10,767 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:10,773 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:10,775 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:10,790 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:10,792 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:10,799 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:10,801 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:10,815 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:10,817 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:10,826 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:10,831 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:10,864 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:10,870 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:10,882 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:10,886 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:10,921 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:10,926 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:10,941 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:10,943 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:10,958 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:10,960 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:10,966 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:10,969 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:11,002 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:11,007 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:11,020 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:11,024 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:11,057 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:11,062 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:11,079 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:11,083 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:11,103 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:11,105 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:11,111 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:11,113 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:11,141 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:11,145 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:11,160 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:11,164 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:11,196 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:11,201 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:11,221 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:11,226 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:11,255 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:11,257 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:11,264 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:11,266 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:11,292 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:11,297 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:11,313 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:11,317 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:11,346 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:11,350 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:11,363 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:11,368 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:11,405 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:11,410 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:11,417 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:11,419 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:11,434 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:11,436 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:11,453 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:11,457 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:11,488 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:11,493 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:11,509 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:11,514 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:11,554 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:11,556 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:11,564 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:11,566 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:11,588 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:11,594 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:11,612 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:11,616 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:11,664 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:11,671 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:11,693 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:11,699 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:11,720 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:11,723 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:11,731 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:11,733 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:11,751 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:11,754 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:11,761 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:11,765 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:11,800 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:11,804 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:11,818 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:11,822 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:11,854 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:11,861 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:11,880 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:11,884 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:11,912 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:11,915 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:11,921 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:11,923 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:11,951 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:11,956 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:11,970 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:11,974 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:12,009 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:12,014 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:12,028 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:12,034 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:12,078 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:12,081 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:12,088 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:12,090 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:12,110 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:12,116 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:12,134 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:12,140 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:12,180 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:12,185 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:12,200 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:12,204 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:12,247 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:12,253 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:12,264 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:12,267 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:12,460 INFO L134 CoverageAnalysis]: Checked inductivity of 9313 backedges. 1321 proven. 3480 refuted. 0 times theorem prover too weak. 4512 trivial. 0 not checked. [2021-05-02 12:44:12,461 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1891630841] provided 0 perfect and 1 imperfect interpolant sequences [2021-05-02 12:44:12,461 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-05-02 12:44:12,461 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [55, 54] total 58 [2021-05-02 12:44:12,461 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [553890965] [2021-05-02 12:44:12,461 INFO L460 AbstractCegarLoop]: Interpolant automaton has 58 states [2021-05-02 12:44:12,461 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-02 12:44:12,462 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 58 interpolants. [2021-05-02 12:44:12,462 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1341, Invalid=1965, Unknown=0, NotChecked=0, Total=3306 [2021-05-02 12:44:12,462 INFO L87 Difference]: Start difference. First operand 401 states and 402 transitions. Second operand has 58 states, 58 states have (on average 2.793103448275862) internal successors, (162), 55 states have internal predecessors, (162), 50 states have call successors, (53), 4 states have call predecessors, (53), 1 states have return successors, (49), 49 states have call predecessors, (49), 49 states have call successors, (49) [2021-05-02 12:44:19,706 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-02 12:44:19,706 INFO L93 Difference]: Finished difference Result 414 states and 416 transitions. [2021-05-02 12:44:19,708 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2021-05-02 12:44:19,708 INFO L78 Accepts]: Start accepts. Automaton has has 58 states, 58 states have (on average 2.793103448275862) internal successors, (162), 55 states have internal predecessors, (162), 50 states have call successors, (53), 4 states have call predecessors, (53), 1 states have return successors, (49), 49 states have call predecessors, (49), 49 states have call successors, (49) Word has length 398 [2021-05-02 12:44:19,708 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-02 12:44:19,709 INFO L225 Difference]: With dead ends: 414 [2021-05-02 12:44:19,710 INFO L226 Difference]: Without dead ends: 412 [2021-05-02 12:44:19,710 INFO L779 BasicCegarLoop]: 0 DeclaredPredicates, 652 GetRequests, 542 SyntacticMatches, 0 SemanticMatches, 110 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2113 ImplicationChecksByTransitivity, 8613.9ms TimeCoverageRelationStatistics Valid=4015, Invalid=8417, Unknown=0, NotChecked=0, Total=12432 [2021-05-02 12:44:19,711 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 412 states. [2021-05-02 12:44:19,749 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 412 to 408. [2021-05-02 12:44:19,750 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 408 states, 304 states have (on average 1.006578947368421) internal successors, (306), 305 states have internal predecessors, (306), 52 states have call successors, (52), 52 states have call predecessors, (52), 51 states have return successors, (51), 50 states have call predecessors, (51), 51 states have call successors, (51) [2021-05-02 12:44:19,751 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 408 states to 408 states and 409 transitions. [2021-05-02 12:44:19,751 INFO L78 Accepts]: Start accepts. Automaton has 408 states and 409 transitions. Word has length 398 [2021-05-02 12:44:19,751 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-02 12:44:19,751 INFO L480 AbstractCegarLoop]: Abstraction has 408 states and 409 transitions. [2021-05-02 12:44:19,751 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 58 states, 58 states have (on average 2.793103448275862) internal successors, (162), 55 states have internal predecessors, (162), 50 states have call successors, (53), 4 states have call predecessors, (53), 1 states have return successors, (49), 49 states have call predecessors, (49), 49 states have call successors, (49) [2021-05-02 12:44:19,751 INFO L276 IsEmpty]: Start isEmpty. Operand 408 states and 409 transitions. [2021-05-02 12:44:19,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 406 [2021-05-02 12:44:19,753 INFO L515 BasicCegarLoop]: Found error trace [2021-05-02 12:44:19,753 INFO L523 BasicCegarLoop]: trace histogram [50, 50, 50, 49, 49, 49, 49, 49, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-02 12:44:19,953 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable97,98 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-02 12:44:19,954 INFO L428 AbstractCegarLoop]: === Iteration 99 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-02 12:44:19,954 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-02 12:44:19,954 INFO L82 PathProgramCache]: Analyzing trace with hash -1888816764, now seen corresponding path program 97 times [2021-05-02 12:44:19,954 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-02 12:44:19,954 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [3869230] [2021-05-02 12:44:19,954 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-02 12:44:19,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:44:31,095 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-02 12:44:31,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:44:31,099 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2021-05-02 12:44:31,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:44:31,103 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2021-05-02 12:44:31,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:44:31,107 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2021-05-02 12:44:31,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:44:31,112 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2021-05-02 12:44:31,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:44:31,116 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2021-05-02 12:44:31,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:44:31,120 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2021-05-02 12:44:31,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:44:31,124 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2021-05-02 12:44:31,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:44:31,128 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2021-05-02 12:44:31,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:44:31,132 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2021-05-02 12:44:31,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:44:31,136 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2021-05-02 12:44:31,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:44:31,140 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2021-05-02 12:44:31,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:44:31,144 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2021-05-02 12:44:31,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:44:31,148 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2021-05-02 12:44:31,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:44:31,152 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2021-05-02 12:44:31,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:44:31,156 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2021-05-02 12:44:31,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:44:31,160 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2021-05-02 12:44:31,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:44:31,165 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2021-05-02 12:44:31,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:44:31,169 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2021-05-02 12:44:31,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:44:31,173 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2021-05-02 12:44:31,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:44:31,178 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2021-05-02 12:44:31,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:44:31,182 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2021-05-02 12:44:31,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:44:31,186 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 205 [2021-05-02 12:44:31,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:44:31,190 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2021-05-02 12:44:31,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:44:31,194 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2021-05-02 12:44:31,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:44:31,197 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2021-05-02 12:44:31,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:44:31,199 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 233 [2021-05-02 12:44:31,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:44:31,201 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2021-05-02 12:44:31,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:44:31,203 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 247 [2021-05-02 12:44:31,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:44:31,205 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 254 [2021-05-02 12:44:31,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:44:31,207 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 261 [2021-05-02 12:44:31,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:44:31,209 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 268 [2021-05-02 12:44:31,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:44:31,211 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 275 [2021-05-02 12:44:31,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:44:31,213 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2021-05-02 12:44:31,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:44:31,215 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2021-05-02 12:44:31,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:44:31,217 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 296 [2021-05-02 12:44:31,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:44:31,219 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 303 [2021-05-02 12:44:31,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:44:31,221 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 310 [2021-05-02 12:44:31,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:44:31,224 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 317 [2021-05-02 12:44:31,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:44:31,226 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 324 [2021-05-02 12:44:31,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:44:31,231 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 331 [2021-05-02 12:44:31,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:44:31,236 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 338 [2021-05-02 12:44:31,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:44:31,241 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 345 [2021-05-02 12:44:31,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:44:31,246 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 352 [2021-05-02 12:44:31,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:44:31,250 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 359 [2021-05-02 12:44:31,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:44:31,256 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 366 [2021-05-02 12:44:31,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:44:31,261 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 373 [2021-05-02 12:44:31,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:44:31,265 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 380 [2021-05-02 12:44:31,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:44:31,270 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 387 [2021-05-02 12:44:31,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:44:31,275 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 394 [2021-05-02 12:44:31,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:44:31,281 INFO L134 CoverageAnalysis]: Checked inductivity of 9653 backedges. 3579 proven. 1370 refuted. 0 times theorem prover too weak. 4704 trivial. 0 not checked. [2021-05-02 12:44:31,281 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-05-02 12:44:31,281 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [3869230] [2021-05-02 12:44:31,281 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [3869230] provided 0 perfect and 1 imperfect interpolant sequences [2021-05-02 12:44:31,281 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [741995943] [2021-05-02 12:44:31,281 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 99 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 99 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-02 12:44:31,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:44:31,435 INFO L263 TraceCheckSpWp]: Trace formula consists of 1011 conjuncts, 102 conjunts are in the unsatisfiable core [2021-05-02 12:44:31,440 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-05-02 12:44:31,536 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:31,538 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:31,542 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:31,544 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:31,548 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:31,551 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:31,561 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:31,566 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:31,576 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:31,580 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:31,589 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:31,594 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:31,602 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:31,607 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:31,616 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:31,620 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:31,628 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:31,632 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:31,643 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:31,649 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:31,659 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:31,665 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:31,674 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:31,679 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:31,683 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:31,685 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:31,689 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:31,690 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:31,694 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:31,696 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:31,700 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:31,702 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:31,707 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:31,713 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:31,725 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:31,731 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:31,740 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:31,745 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:31,755 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:31,761 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:31,770 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:31,775 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:31,784 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:31,788 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:31,797 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:31,803 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:31,816 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:31,822 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:31,833 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:31,838 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:31,850 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:31,853 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:31,873 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:31,876 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:31,880 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:31,882 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:31,886 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:31,888 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:31,894 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:31,900 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:31,912 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:31,918 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:31,929 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:31,935 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:31,947 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:31,953 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:31,964 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:31,970 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:31,982 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:31,989 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:32,001 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:32,007 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:32,017 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:32,023 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:32,032 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:32,035 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:32,038 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:32,040 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:32,044 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:32,046 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:32,050 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:32,052 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:32,055 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:32,057 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:32,063 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:32,069 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:32,079 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:32,084 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:32,093 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:32,098 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:32,106 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:32,111 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:32,120 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:32,123 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:32,133 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:32,139 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:32,150 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:32,156 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:32,176 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:32,352 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:32,353 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:32,355 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:32,356 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:32,388 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:32,393 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:32,603 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:32,605 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:32,609 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:32,612 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:32,658 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:32,663 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:32,852 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:32,855 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:32,861 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:32,863 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:32,901 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:32,906 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:33,107 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:33,109 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:33,110 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:33,111 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:33,129 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:33,131 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:33,357 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:33,359 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:33,364 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:33,367 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:33,409 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:33,416 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:33,660 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:33,663 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:33,668 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:33,671 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:33,708 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:33,713 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:33,936 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:33,937 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:33,940 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:33,941 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:33,958 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:33,960 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:34,220 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:34,222 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:34,226 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:34,229 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:34,266 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:34,272 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:34,502 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:34,505 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:34,509 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:34,512 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:34,550 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:34,556 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:34,764 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:34,767 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:34,771 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:34,773 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:34,811 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:34,816 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:35,079 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:35,082 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:35,086 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:35,089 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:35,127 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:35,131 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:35,358 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:35,361 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:35,366 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:35,368 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:35,408 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:35,415 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:35,688 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:35,690 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:35,691 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:35,692 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:35,710 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:35,712 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:35,971 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:35,974 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:35,980 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:35,983 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:36,024 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:36,028 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:36,352 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:36,355 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:36,358 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:36,361 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:36,405 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:36,411 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:36,665 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:36,668 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:36,672 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:36,675 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:36,705 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:36,711 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:37,058 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:37,062 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:37,067 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:37,070 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:37,104 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:37,107 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:37,358 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:37,359 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:37,361 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:37,363 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:37,407 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:37,414 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:37,696 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:37,698 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:37,699 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:37,701 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:37,732 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:37,740 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:38,030 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:38,033 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:38,038 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:38,041 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:38,081 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:38,087 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:38,370 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:38,373 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:38,376 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:38,377 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:38,394 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:38,397 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:38,674 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:38,677 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:38,683 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:38,686 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:38,708 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:38,712 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:39,022 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:39,023 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:39,026 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:39,028 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:39,056 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:39,062 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:39,385 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:39,387 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:39,392 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:39,394 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:39,445 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:39,451 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:39,759 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:39,762 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:39,767 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:39,770 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:39,792 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:39,795 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:40,103 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:40,106 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:40,111 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:40,112 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:40,137 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:40,142 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:40,468 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:40,470 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:40,474 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:40,477 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:40,519 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:40,523 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:40,807 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:40,808 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:40,810 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:40,811 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:40,829 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:40,831 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:41,046 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:41,047 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:41,049 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:41,050 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:41,066 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:41,069 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:41,234 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:41,235 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:41,236 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:41,237 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:41,254 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:41,256 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:41,425 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:41,426 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:41,428 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:41,429 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:41,447 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:41,449 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:41,652 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:41,653 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:41,655 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:41,656 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:41,676 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:41,679 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:41,963 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:41,965 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:41,970 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:41,973 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:42,005 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:42,011 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:42,388 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:42,391 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:42,396 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:42,399 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:42,437 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:42,443 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:42,830 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:42,833 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:42,838 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:42,841 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:42,880 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:42,885 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:43,271 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:43,273 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:43,277 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:43,280 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:43,313 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:43,316 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:43,681 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:43,684 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:43,689 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:43,692 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:43,739 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:43,745 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:44,195 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:44,199 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:44,204 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:44,207 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:44,254 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:44,260 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:44,691 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:44,694 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:44,700 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:44,702 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:44,744 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:44,750 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:45,232 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:45,235 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:45,240 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:45,242 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:45,286 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:45,292 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:45,748 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:45,751 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:45,756 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:45,759 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:45,811 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:45,817 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:46,277 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:46,280 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:46,286 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:46,289 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:46,331 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:46,337 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:46,818 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:46,821 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:46,827 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:46,830 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:46,876 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:46,881 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:47,360 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:47,363 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:47,368 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:47,371 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:47,416 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:47,422 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:47,920 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:47,923 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:47,929 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:47,932 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:47,972 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:47,978 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:48,447 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:48,449 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:48,462 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:48,465 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:48,508 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:48,513 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:48,871 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:48,873 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:48,877 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:48,879 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:48,917 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:48,919 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:49,273 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:49,276 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:49,280 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:49,282 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:49,301 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:49,303 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:49,633 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:49,634 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:49,636 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:49,637 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:49,654 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:49,659 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:49,988 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:44:50,011 INFO L134 CoverageAnalysis]: Checked inductivity of 9653 backedges. 3724 proven. 1225 refuted. 0 times theorem prover too weak. 4704 trivial. 0 not checked. [2021-05-02 12:44:50,011 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [741995943] provided 0 perfect and 1 imperfect interpolant sequences [2021-05-02 12:44:50,011 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-05-02 12:44:50,011 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [104, 103] total 155 [2021-05-02 12:44:50,012 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1031809978] [2021-05-02 12:44:50,012 INFO L460 AbstractCegarLoop]: Interpolant automaton has 155 states [2021-05-02 12:44:50,012 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-02 12:44:50,013 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 155 interpolants. [2021-05-02 12:44:50,014 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5260, Invalid=18610, Unknown=0, NotChecked=0, Total=23870 [2021-05-02 12:44:50,014 INFO L87 Difference]: Start difference. First operand 408 states and 409 transitions. Second operand has 155 states, 155 states have (on average 1.6903225806451614) internal successors, (262), 154 states have internal predecessors, (262), 100 states have call successors, (102), 3 states have call predecessors, (102), 1 states have return successors, (99), 99 states have call predecessors, (99), 99 states have call successors, (99) [2021-05-02 12:45:14,387 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-02 12:45:14,387 INFO L93 Difference]: Finished difference Result 567 states and 618 transitions. [2021-05-02 12:45:14,391 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 104 states. [2021-05-02 12:45:14,392 INFO L78 Accepts]: Start accepts. Automaton has has 155 states, 155 states have (on average 1.6903225806451614) internal successors, (262), 154 states have internal predecessors, (262), 100 states have call successors, (102), 3 states have call predecessors, (102), 1 states have return successors, (99), 99 states have call predecessors, (99), 99 states have call successors, (99) Word has length 405 [2021-05-02 12:45:14,392 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-02 12:45:14,394 INFO L225 Difference]: With dead ends: 567 [2021-05-02 12:45:14,394 INFO L226 Difference]: Without dead ends: 409 [2021-05-02 12:45:14,397 INFO L779 BasicCegarLoop]: 0 DeclaredPredicates, 708 GetRequests, 454 SyntacticMatches, 0 SemanticMatches, 254 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 17886 ImplicationChecksByTransitivity, 40468.2ms TimeCoverageRelationStatistics Valid=11944, Invalid=53336, Unknown=0, NotChecked=0, Total=65280 [2021-05-02 12:45:14,397 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 409 states. [2021-05-02 12:45:14,440 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 409 to 409. [2021-05-02 12:45:14,440 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 409 states, 305 states have (on average 1.0065573770491802) internal successors, (307), 306 states have internal predecessors, (307), 52 states have call successors, (52), 52 states have call predecessors, (52), 51 states have return successors, (51), 50 states have call predecessors, (51), 51 states have call successors, (51) [2021-05-02 12:45:14,441 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 409 states to 409 states and 410 transitions. [2021-05-02 12:45:14,441 INFO L78 Accepts]: Start accepts. Automaton has 409 states and 410 transitions. Word has length 405 [2021-05-02 12:45:14,441 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-02 12:45:14,441 INFO L480 AbstractCegarLoop]: Abstraction has 409 states and 410 transitions. [2021-05-02 12:45:14,441 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 155 states, 155 states have (on average 1.6903225806451614) internal successors, (262), 154 states have internal predecessors, (262), 100 states have call successors, (102), 3 states have call predecessors, (102), 1 states have return successors, (99), 99 states have call predecessors, (99), 99 states have call successors, (99) [2021-05-02 12:45:14,442 INFO L276 IsEmpty]: Start isEmpty. Operand 409 states and 410 transitions. [2021-05-02 12:45:14,443 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 407 [2021-05-02 12:45:14,443 INFO L515 BasicCegarLoop]: Found error trace [2021-05-02 12:45:14,443 INFO L523 BasicCegarLoop]: trace histogram [50, 50, 50, 50, 49, 49, 49, 49, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-02 12:45:14,644 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable98,99 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-02 12:45:14,644 INFO L428 AbstractCegarLoop]: === Iteration 100 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-02 12:45:14,645 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-02 12:45:14,645 INFO L82 PathProgramCache]: Analyzing trace with hash -699980212, now seen corresponding path program 98 times [2021-05-02 12:45:14,645 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-02 12:45:14,645 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [8247326] [2021-05-02 12:45:14,645 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-02 12:45:14,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:45:19,656 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-02 12:45:19,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:45:19,661 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2021-05-02 12:45:19,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:45:19,666 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2021-05-02 12:45:19,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:45:19,670 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2021-05-02 12:45:19,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:45:19,674 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-05-02 12:45:19,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:45:19,678 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2021-05-02 12:45:19,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:45:19,683 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2021-05-02 12:45:19,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:45:19,688 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2021-05-02 12:45:19,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:45:19,694 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2021-05-02 12:45:19,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:45:19,698 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2021-05-02 12:45:19,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:45:19,703 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2021-05-02 12:45:19,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:45:19,707 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2021-05-02 12:45:19,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:45:19,712 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2021-05-02 12:45:19,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:45:19,716 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2021-05-02 12:45:19,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:45:19,721 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2021-05-02 12:45:19,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:45:19,725 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2021-05-02 12:45:19,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:45:19,729 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2021-05-02 12:45:19,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:45:19,734 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2021-05-02 12:45:19,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:45:19,738 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2021-05-02 12:45:19,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:45:19,743 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2021-05-02 12:45:19,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:45:19,747 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2021-05-02 12:45:19,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:45:19,752 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 199 [2021-05-02 12:45:19,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:45:19,756 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 206 [2021-05-02 12:45:19,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:45:19,761 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2021-05-02 12:45:19,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:45:19,766 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 220 [2021-05-02 12:45:19,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:45:19,770 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 227 [2021-05-02 12:45:19,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:45:19,775 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2021-05-02 12:45:19,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:45:19,779 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 241 [2021-05-02 12:45:19,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:45:19,783 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 248 [2021-05-02 12:45:19,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:45:19,787 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 255 [2021-05-02 12:45:19,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:45:19,792 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 262 [2021-05-02 12:45:19,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:45:19,797 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 269 [2021-05-02 12:45:19,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:45:19,802 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 276 [2021-05-02 12:45:19,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:45:19,807 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 283 [2021-05-02 12:45:19,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:45:19,812 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 290 [2021-05-02 12:45:19,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:45:19,818 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 297 [2021-05-02 12:45:19,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:45:19,822 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 304 [2021-05-02 12:45:19,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:45:19,827 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2021-05-02 12:45:19,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:45:19,833 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 318 [2021-05-02 12:45:19,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:45:19,838 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 325 [2021-05-02 12:45:19,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:45:19,844 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 332 [2021-05-02 12:45:19,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:45:19,848 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 339 [2021-05-02 12:45:19,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:45:19,853 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 346 [2021-05-02 12:45:19,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:45:19,856 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 353 [2021-05-02 12:45:19,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:45:19,858 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 360 [2021-05-02 12:45:19,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:45:19,861 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 367 [2021-05-02 12:45:19,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:45:19,863 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 374 [2021-05-02 12:45:19,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:45:19,866 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 381 [2021-05-02 12:45:19,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:45:19,868 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 388 [2021-05-02 12:45:19,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:45:19,871 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 395 [2021-05-02 12:45:19,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:45:19,874 INFO L134 CoverageAnalysis]: Checked inductivity of 9703 backedges. 1323 proven. 3676 refuted. 0 times theorem prover too weak. 4704 trivial. 0 not checked. [2021-05-02 12:45:19,874 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-05-02 12:45:19,874 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [8247326] [2021-05-02 12:45:19,874 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [8247326] provided 0 perfect and 1 imperfect interpolant sequences [2021-05-02 12:45:19,874 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [251186985] [2021-05-02 12:45:19,874 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 100 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 100 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-02 12:45:20,024 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-05-02 12:45:20,025 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-05-02 12:45:20,029 INFO L263 TraceCheckSpWp]: Trace formula consists of 1016 conjuncts, 106 conjunts are in the unsatisfiable core [2021-05-02 12:45:20,032 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-05-02 12:45:20,074 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:20,078 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:20,085 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:20,088 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:20,094 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:20,096 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:20,102 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:20,104 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:20,110 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:20,113 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:20,118 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:20,121 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:20,126 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:20,129 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:20,135 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:20,139 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:20,144 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:20,147 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:20,153 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:20,155 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:20,162 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:20,165 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:20,170 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:20,173 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:20,178 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:20,181 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:20,187 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:20,190 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:20,195 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:20,198 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:20,203 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:20,206 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:20,211 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:20,213 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:20,218 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:20,222 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:20,227 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:20,230 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:20,234 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:20,237 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:20,242 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:20,245 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:20,249 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:20,252 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:20,257 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:20,259 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:20,264 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:20,266 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:20,270 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:20,273 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:20,278 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:20,281 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:20,286 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:20,288 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:20,293 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:20,295 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:20,300 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:20,303 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:20,309 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:20,312 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:20,317 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:20,320 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:20,325 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:20,328 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:20,333 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:20,336 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:20,341 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:20,345 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:20,350 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:20,352 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:20,357 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:20,360 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:20,365 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:20,368 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:20,372 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:20,374 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:20,378 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:20,380 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:20,384 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:20,386 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:20,390 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:20,392 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:20,396 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:20,399 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:20,403 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:20,405 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:20,410 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:20,412 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:20,416 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:20,418 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:20,423 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:20,425 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:20,430 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:20,433 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:20,438 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:20,441 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:20,445 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:20,447 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:20,452 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:20,455 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:20,476 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:20,478 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:20,503 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:20,506 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:20,517 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:20,521 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:20,542 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:20,545 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:20,552 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:20,554 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:20,573 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:20,576 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:20,587 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:20,590 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:20,615 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:20,618 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:20,630 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:20,633 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:20,654 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:20,656 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:20,665 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:20,667 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:20,689 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:20,692 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:20,699 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:20,701 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:20,721 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:20,724 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:20,731 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:20,733 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:20,751 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:20,753 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:20,760 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:20,762 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:20,779 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:20,782 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:20,789 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:20,790 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:20,809 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:20,811 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:20,818 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:20,821 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:20,863 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:20,867 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:20,878 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:20,881 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:20,929 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:20,935 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:20,957 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:20,962 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:21,009 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:21,015 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:21,036 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:21,042 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:21,088 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:21,093 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:21,116 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:21,123 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:21,168 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:21,175 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:21,193 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:21,198 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:21,246 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:21,253 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:21,275 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:21,277 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:21,322 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:21,328 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:21,347 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:21,354 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:21,398 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:21,404 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:21,424 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:21,429 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:21,472 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:21,478 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:21,496 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:21,501 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:21,548 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:21,553 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:21,572 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:21,579 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:21,625 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:21,632 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:21,653 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:21,658 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:21,707 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:21,710 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:21,728 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:21,733 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:21,781 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:21,787 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:21,806 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:21,812 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:21,860 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:21,862 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:21,873 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:21,878 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:21,923 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:21,929 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:21,947 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:21,954 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:21,996 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:21,999 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:22,014 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:22,017 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:22,071 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:22,078 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:22,097 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:22,104 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:22,159 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:22,166 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:22,182 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:22,189 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:22,255 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:22,263 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:22,294 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:22,300 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:22,356 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:22,364 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:22,387 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:22,398 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:22,452 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:22,460 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:22,485 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:22,491 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:22,559 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:22,567 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:22,590 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:22,596 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:22,646 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:22,652 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:22,675 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:22,682 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:22,730 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:22,737 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:22,747 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:22,750 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:22,790 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:22,797 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:22,820 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:22,826 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:22,875 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:22,882 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:22,909 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:22,914 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:22,949 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:22,955 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:22,977 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:22,984 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:23,036 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:23,043 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:23,064 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:23,068 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:23,121 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:23,128 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:23,149 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:23,156 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:23,201 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:23,204 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:23,219 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:23,223 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:23,260 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:23,263 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:23,271 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:23,273 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:23,295 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:23,298 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:23,307 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:23,309 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:23,343 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:23,350 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:23,376 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:23,383 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:23,417 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:23,422 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:23,441 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:23,447 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:23,504 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:23,514 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:23,539 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:23,545 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:23,600 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:23,607 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:23,628 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:23,635 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:23,685 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:23,692 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:23,715 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:23,721 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:23,771 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:23,777 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:23,799 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:23,805 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:23,856 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:23,859 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:23,872 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:23,879 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:24,149 INFO L134 CoverageAnalysis]: Checked inductivity of 9703 backedges. 1373 proven. 3626 refuted. 0 times theorem prover too weak. 4704 trivial. 0 not checked. [2021-05-02 12:45:24,150 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [251186985] provided 0 perfect and 1 imperfect interpolant sequences [2021-05-02 12:45:24,150 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-05-02 12:45:24,150 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [56, 55] total 59 [2021-05-02 12:45:24,150 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [57167786] [2021-05-02 12:45:24,151 INFO L460 AbstractCegarLoop]: Interpolant automaton has 59 states [2021-05-02 12:45:24,151 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-02 12:45:24,151 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 59 interpolants. [2021-05-02 12:45:24,152 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1393, Invalid=2029, Unknown=0, NotChecked=0, Total=3422 [2021-05-02 12:45:24,152 INFO L87 Difference]: Start difference. First operand 409 states and 410 transitions. Second operand has 59 states, 59 states have (on average 2.7966101694915255) internal successors, (165), 56 states have internal predecessors, (165), 51 states have call successors, (54), 4 states have call predecessors, (54), 1 states have return successors, (50), 50 states have call predecessors, (50), 50 states have call successors, (50) [2021-05-02 12:45:32,581 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-05-02 12:45:32,581 INFO L93 Difference]: Finished difference Result 422 states and 424 transitions. [2021-05-02 12:45:32,583 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2021-05-02 12:45:32,584 INFO L78 Accepts]: Start accepts. Automaton has has 59 states, 59 states have (on average 2.7966101694915255) internal successors, (165), 56 states have internal predecessors, (165), 51 states have call successors, (54), 4 states have call predecessors, (54), 1 states have return successors, (50), 50 states have call predecessors, (50), 50 states have call successors, (50) Word has length 406 [2021-05-02 12:45:32,584 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-05-02 12:45:32,585 INFO L225 Difference]: With dead ends: 422 [2021-05-02 12:45:32,585 INFO L226 Difference]: Without dead ends: 420 [2021-05-02 12:45:32,586 INFO L779 BasicCegarLoop]: 0 DeclaredPredicates, 665 GetRequests, 553 SyntacticMatches, 0 SemanticMatches, 112 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2181 ImplicationChecksByTransitivity, 10942.8ms TimeCoverageRelationStatistics Valid=4171, Invalid=8711, Unknown=0, NotChecked=0, Total=12882 [2021-05-02 12:45:32,587 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 420 states. [2021-05-02 12:45:32,633 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 420 to 416. [2021-05-02 12:45:32,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 416 states, 310 states have (on average 1.0064516129032257) internal successors, (312), 311 states have internal predecessors, (312), 53 states have call successors, (53), 53 states have call predecessors, (53), 52 states have return successors, (52), 51 states have call predecessors, (52), 52 states have call successors, (52) [2021-05-02 12:45:32,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 416 states to 416 states and 417 transitions. [2021-05-02 12:45:32,635 INFO L78 Accepts]: Start accepts. Automaton has 416 states and 417 transitions. Word has length 406 [2021-05-02 12:45:32,635 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-05-02 12:45:32,635 INFO L480 AbstractCegarLoop]: Abstraction has 416 states and 417 transitions. [2021-05-02 12:45:32,635 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 59 states, 59 states have (on average 2.7966101694915255) internal successors, (165), 56 states have internal predecessors, (165), 51 states have call successors, (54), 4 states have call predecessors, (54), 1 states have return successors, (50), 50 states have call predecessors, (50), 50 states have call successors, (50) [2021-05-02 12:45:32,635 INFO L276 IsEmpty]: Start isEmpty. Operand 416 states and 417 transitions. [2021-05-02 12:45:32,638 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 414 [2021-05-02 12:45:32,638 INFO L515 BasicCegarLoop]: Found error trace [2021-05-02 12:45:32,638 INFO L523 BasicCegarLoop]: trace histogram [51, 51, 51, 50, 50, 50, 50, 50, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-05-02 12:45:32,852 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 100 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable99 [2021-05-02 12:45:32,852 INFO L428 AbstractCegarLoop]: === Iteration 101 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-05-02 12:45:32,852 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-05-02 12:45:32,852 INFO L82 PathProgramCache]: Analyzing trace with hash -341442394, now seen corresponding path program 99 times [2021-05-02 12:45:32,853 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-05-02 12:45:32,853 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1661589536] [2021-05-02 12:45:32,853 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-05-02 12:45:32,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:45:47,600 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-05-02 12:45:47,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:45:47,606 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2021-05-02 12:45:47,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:45:47,612 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2021-05-02 12:45:47,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:45:47,617 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2021-05-02 12:45:47,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:45:47,622 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-05-02 12:45:47,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:45:47,629 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2021-05-02 12:45:47,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:45:47,635 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2021-05-02 12:45:47,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:45:47,640 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2021-05-02 12:45:47,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:45:47,645 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2021-05-02 12:45:47,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:45:47,650 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2021-05-02 12:45:47,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:45:47,655 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2021-05-02 12:45:47,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:45:47,660 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2021-05-02 12:45:47,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:45:47,666 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2021-05-02 12:45:47,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:45:47,671 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2021-05-02 12:45:47,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:45:47,676 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2021-05-02 12:45:47,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:45:47,682 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2021-05-02 12:45:47,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:45:47,687 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2021-05-02 12:45:47,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:45:47,706 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2021-05-02 12:45:47,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:45:47,712 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2021-05-02 12:45:47,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:45:47,718 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2021-05-02 12:45:47,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:45:47,723 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2021-05-02 12:45:47,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:45:47,727 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 199 [2021-05-02 12:45:47,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:45:47,732 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 206 [2021-05-02 12:45:47,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:45:47,738 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2021-05-02 12:45:47,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:45:47,743 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 220 [2021-05-02 12:45:47,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:45:47,748 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 227 [2021-05-02 12:45:47,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:45:47,753 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2021-05-02 12:45:47,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:45:47,759 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 241 [2021-05-02 12:45:47,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:45:47,765 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 248 [2021-05-02 12:45:47,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:45:47,771 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 255 [2021-05-02 12:45:47,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:45:47,776 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 262 [2021-05-02 12:45:47,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:45:47,782 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 269 [2021-05-02 12:45:47,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:45:47,788 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 276 [2021-05-02 12:45:47,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:45:47,793 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 283 [2021-05-02 12:45:47,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:45:47,799 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 290 [2021-05-02 12:45:47,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:45:47,804 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 297 [2021-05-02 12:45:47,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:45:47,811 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 304 [2021-05-02 12:45:47,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:45:47,818 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2021-05-02 12:45:47,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:45:47,826 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 318 [2021-05-02 12:45:47,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:45:47,832 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 325 [2021-05-02 12:45:47,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:45:47,839 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 332 [2021-05-02 12:45:47,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:45:47,846 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 339 [2021-05-02 12:45:47,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:45:47,853 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 346 [2021-05-02 12:45:47,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:45:47,859 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 353 [2021-05-02 12:45:47,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:45:47,866 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 360 [2021-05-02 12:45:47,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:45:47,874 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 367 [2021-05-02 12:45:47,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:45:47,880 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 374 [2021-05-02 12:45:47,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:45:47,886 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 381 [2021-05-02 12:45:47,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:45:47,892 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 388 [2021-05-02 12:45:47,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:45:47,898 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 395 [2021-05-02 12:45:47,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:45:47,903 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 402 [2021-05-02 12:45:47,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-05-02 12:45:47,910 INFO L134 CoverageAnalysis]: Checked inductivity of 10050 backedges. 3727 proven. 1423 refuted. 0 times theorem prover too weak. 4900 trivial. 0 not checked. [2021-05-02 12:45:47,911 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-05-02 12:45:47,911 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1661589536] [2021-05-02 12:45:47,911 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1661589536] provided 0 perfect and 1 imperfect interpolant sequences [2021-05-02 12:45:47,911 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1030506535] [2021-05-02 12:45:47,911 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 101 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 101 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-05-02 12:45:48,289 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 51 check-sat command(s) [2021-05-02 12:45:48,290 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-05-02 12:45:48,298 INFO L263 TraceCheckSpWp]: Trace formula consists of 1030 conjuncts, 104 conjunts are in the unsatisfiable core [2021-05-02 12:45:48,302 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-05-02 12:45:48,546 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:48,552 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:48,564 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:48,567 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:48,575 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:48,584 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:48,600 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:48,607 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:48,623 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:48,629 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:48,644 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:48,651 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:48,666 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:48,673 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:48,688 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:48,695 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:48,709 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:48,716 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:48,730 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:48,738 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:48,751 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:48,758 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:48,773 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:48,782 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:48,797 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:48,804 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:48,819 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:48,827 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:48,842 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:48,850 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:48,864 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:48,870 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:48,883 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:48,891 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:48,906 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:48,914 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:48,928 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:48,936 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:48,951 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:48,959 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:48,975 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:48,982 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:48,995 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:49,003 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:49,019 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:49,027 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:49,040 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:49,046 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:49,058 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:49,061 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:49,066 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:49,069 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:49,075 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:49,078 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:49,083 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:49,086 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:49,092 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:49,094 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:49,103 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:49,110 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:49,122 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:49,125 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:49,130 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:49,133 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:49,139 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:49,142 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:49,147 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:49,151 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:49,157 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:49,161 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:49,172 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:49,180 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:49,195 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:49,202 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:49,217 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:49,224 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:49,236 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:49,245 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:49,260 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:49,267 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:49,282 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:49,289 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:49,302 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:49,306 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:49,311 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:49,314 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:49,319 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:49,322 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:49,327 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:49,330 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:49,334 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:49,337 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:49,342 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:49,345 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:49,350 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:49,353 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:49,358 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:49,360 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:49,365 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:49,367 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:49,373 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:49,625 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:49,626 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:49,630 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:49,631 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:49,691 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:49,697 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:49,920 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:49,923 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:49,930 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:49,935 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:49,981 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:49,984 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:50,201 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:50,202 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:50,204 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:50,206 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:50,227 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:50,229 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:50,450 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:50,452 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:50,454 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:50,456 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:50,509 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:50,516 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:50,775 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:50,778 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:50,784 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:50,787 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:50,811 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:50,814 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:51,017 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:51,019 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:51,021 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:51,022 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:51,059 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:51,065 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:51,294 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:51,296 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:51,301 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:51,304 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:51,353 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:51,356 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:51,596 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:51,599 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:51,604 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:51,606 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:51,648 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:51,655 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:51,910 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:51,911 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:51,915 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:51,918 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:51,968 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:51,974 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:52,255 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:52,257 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:52,262 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:52,265 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:52,316 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:52,322 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:52,622 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:52,625 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:52,630 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:52,634 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:52,695 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:52,701 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:53,049 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:53,052 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:53,058 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:53,060 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:53,107 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:53,114 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:53,444 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:53,447 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:53,453 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:53,457 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:53,509 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:53,511 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:53,845 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:53,847 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:53,854 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:53,858 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:53,914 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:53,917 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:54,260 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:54,264 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:54,271 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:54,274 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:54,318 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:54,325 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:54,666 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:54,668 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:54,671 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:54,674 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:54,713 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:54,716 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:55,055 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:55,058 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:55,064 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:55,067 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:55,128 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:55,136 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:55,481 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:55,483 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:55,488 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:55,489 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:55,534 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:55,539 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:55,868 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:55,870 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:55,876 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:55,879 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:55,930 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:55,937 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:56,297 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:56,299 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:56,305 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:56,307 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:56,350 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:56,355 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:56,703 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:56,706 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:56,712 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:56,715 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:56,770 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:56,776 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:56,994 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:56,995 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:56,998 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:56,999 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:57,020 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:57,022 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:57,214 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:57,216 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:57,219 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:57,220 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:57,248 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:57,251 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:57,443 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:57,445 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:57,447 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:57,449 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:57,472 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:57,475 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:57,666 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:57,668 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:57,670 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:57,671 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:57,691 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:57,694 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:57,968 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:57,972 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:57,979 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:57,983 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:58,053 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:58,061 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:58,524 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:58,527 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:58,533 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:58,536 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:58,591 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:58,599 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:58,988 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:58,991 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:59,000 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:59,004 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:59,076 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:59,085 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:59,625 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:59,629 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:59,637 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:59,642 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:59,725 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:45:59,733 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:46:00,290 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:46:00,295 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:46:00,302 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:46:00,305 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:46:00,377 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:46:00,385 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:46:00,846 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:46:00,849 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:46:00,857 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:46:00,859 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:46:00,913 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:46:00,920 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:46:01,300 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:46:01,302 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:46:01,304 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:46:01,305 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:46:01,335 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:46:01,342 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:46:01,737 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:46:01,739 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:46:01,745 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:46:01,748 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:46:01,805 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:46:01,811 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:46:02,178 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:46:02,179 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:46:02,181 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:46:02,182 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:46:02,204 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:46:02,207 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:46:02,611 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:46:02,615 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:46:02,623 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:46:02,627 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:46:02,684 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:46:02,690 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:46:03,159 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:46:03,161 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:46:03,163 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:46:03,165 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:46:03,210 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:46:03,218 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:46:03,704 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:46:03,708 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:46:03,716 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:46:03,719 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:46:03,771 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:46:03,779 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:46:04,236 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:46:04,238 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:46:04,240 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:46:04,242 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:46:04,302 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:46:04,310 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:46:04,817 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:46:04,821 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:46:04,830 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:46:04,833 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:46:04,898 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:46:04,906 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:46:05,190 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:46:05,191 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:46:05,193 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:46:05,195 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:46:05,214 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:46:05,217 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:46:05,446 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:46:05,448 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:46:05,450 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:46:05,451 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:46:05,474 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:46:05,476 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:46:05,734 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:46:05,736 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:46:05,739 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:46:05,740 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:46:05,764 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:46:05,768 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:46:06,261 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:46:06,264 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:46:06,272 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:46:06,276 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:46:06,343 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:46:06,352 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:46:06,996 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:46:07,000 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:46:07,008 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:46:07,013 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:46:07,074 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:46:07,082 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:46:07,735 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:46:07,739 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:46:07,745 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:46:07,748 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:46:07,800 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:46:07,807 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:46:08,431 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:46:08,435 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:46:08,440 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:46:08,443 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:46:08,492 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:46:08,497 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:46:09,074 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:46:09,079 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:46:09,085 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:46:09,089 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:46:09,163 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:46:09,171 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:46:09,824 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:46:09,828 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:46:09,836 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:46:09,839 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:46:09,905 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:46:09,913 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:46:10,582 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:46:10,585 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:46:10,591 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:46:10,594 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:46:10,652 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:46:10,659 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:46:11,289 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:46:11,292 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:46:11,299 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:46:11,302 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:46:11,368 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:46:11,374 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:46:11,970 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-05-02 12:46:12,008 INFO L134 CoverageAnalysis]: Checked inductivity of 10050 backedges. 3875 proven. 1275 refuted. 0 times theorem prover too weak. 4900 trivial. 0 not checked. [2021-05-02 12:46:12,009 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1030506535] provided 0 perfect and 1 imperfect interpolant sequences [2021-05-02 12:46:12,009 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-05-02 12:46:12,009 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [106, 105] total 158 [2021-05-02 12:46:12,009 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1389249712] [2021-05-02 12:46:12,010 INFO L460 AbstractCegarLoop]: Interpolant automaton has 158 states [2021-05-02 12:46:12,010 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-05-02 12:46:12,010 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 158 interpolants. [2021-05-02 12:46:12,012 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5467, Invalid=19339, Unknown=0, NotChecked=0, Total=24806 [2021-05-02 12:46:12,012 INFO L87 Difference]: Start difference. First operand 416 states and 417 transitions. Second operand has 158 states, 158 states have (on average 1.6898734177215189) internal successors, (267), 157 states have internal predecessors, (267), 102 states have call successors, (104), 3 states have call predecessors, (104), 1 states have return successors, (101), 101 states have call predecessors, (101), 101 states have call successors, (101)