./Ultimate.py --spec ../sv-benchmarks/c/properties/valid-memsafety.prp --file ../sv-benchmarks/c/memsafety-ext3/getNumbers4-2.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 9a8b2e8d Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerMemDerefMemtrack.xml -i ../sv-benchmarks/c/memsafety-ext3/getNumbers4-2.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 440325a953e10d2173456ab8f8c8fc1313a6b958 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Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE(valid-deref) --- Real Ultimate output --- This is Ultimate 0.1.25-9a8b2e8 [2020-10-20 06:17:00,314 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-20 06:17:00,316 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-20 06:17:00,340 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-20 06:17:00,341 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-20 06:17:00,342 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-20 06:17:00,343 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-20 06:17:00,345 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-20 06:17:00,347 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-20 06:17:00,348 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-20 06:17:00,349 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-20 06:17:00,350 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-20 06:17:00,351 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-20 06:17:00,352 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-20 06:17:00,353 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-20 06:17:00,354 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-20 06:17:00,355 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-20 06:17:00,356 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-20 06:17:00,358 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-20 06:17:00,360 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-20 06:17:00,361 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-20 06:17:00,362 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-20 06:17:00,363 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-20 06:17:00,364 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-20 06:17:00,378 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-20 06:17:00,379 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-20 06:17:00,379 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-20 06:17:00,380 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-20 06:17:00,380 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-20 06:17:00,381 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-20 06:17:00,382 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-20 06:17:00,382 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-20 06:17:00,383 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-20 06:17:00,384 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-20 06:17:00,385 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-20 06:17:00,385 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-20 06:17:00,386 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-20 06:17:00,386 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-20 06:17:00,386 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-20 06:17:00,387 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-20 06:17:00,388 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-20 06:17:00,389 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf [2020-10-20 06:17:00,412 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-20 06:17:00,412 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-20 06:17:00,413 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-20 06:17:00,414 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-20 06:17:00,414 INFO L138 SettingsManager]: * Use SBE=true [2020-10-20 06:17:00,414 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-20 06:17:00,415 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-20 06:17:00,415 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2020-10-20 06:17:00,415 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-20 06:17:00,415 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-20 06:17:00,416 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-20 06:17:00,416 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2020-10-20 06:17:00,416 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2020-10-20 06:17:00,416 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2020-10-20 06:17:00,417 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-20 06:17:00,417 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-10-20 06:17:00,417 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-20 06:17:00,417 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-20 06:17:00,418 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-20 06:17:00,418 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-20 06:17:00,418 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-20 06:17:00,418 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-20 06:17:00,419 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-20 06:17:00,419 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-20 06:17:00,419 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-20 06:17:00,419 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-20 06:17:00,420 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-20 06:17:00,420 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-20 06:17:00,420 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 440325a953e10d2173456ab8f8c8fc1313a6b958 [2020-10-20 06:17:00,619 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-20 06:17:00,631 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-20 06:17:00,635 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-20 06:17:00,637 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-20 06:17:00,637 INFO L275 PluginConnector]: CDTParser initialized [2020-10-20 06:17:00,638 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/memsafety-ext3/getNumbers4-2.c [2020-10-20 06:17:00,712 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/57a123ee7/4ed9ba19558d4df494d27d3942b5b007/FLAG3c206683d [2020-10-20 06:17:01,178 INFO L306 CDTParser]: Found 1 translation units. [2020-10-20 06:17:01,181 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/memsafety-ext3/getNumbers4-2.c [2020-10-20 06:17:01,189 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/57a123ee7/4ed9ba19558d4df494d27d3942b5b007/FLAG3c206683d [2020-10-20 06:17:01,585 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/57a123ee7/4ed9ba19558d4df494d27d3942b5b007 [2020-10-20 06:17:01,589 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-20 06:17:01,594 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2020-10-20 06:17:01,596 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-20 06:17:01,596 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-20 06:17:01,600 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-20 06:17:01,601 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.10 06:17:01" (1/1) ... [2020-10-20 06:17:01,604 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@42bf9540 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 06:17:01, skipping insertion in model container [2020-10-20 06:17:01,605 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.10 06:17:01" (1/1) ... [2020-10-20 06:17:01,613 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-20 06:17:01,635 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-20 06:17:01,880 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-20 06:17:01,895 INFO L203 MainTranslator]: Completed pre-run [2020-10-20 06:17:01,919 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-20 06:17:01,939 INFO L208 MainTranslator]: Completed translation [2020-10-20 06:17:01,940 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 06:17:01 WrapperNode [2020-10-20 06:17:01,940 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-20 06:17:01,941 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-20 06:17:01,941 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-20 06:17:01,942 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-20 06:17:01,952 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 06:17:01" (1/1) ... [2020-10-20 06:17:01,952 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 06:17:01" (1/1) ... [2020-10-20 06:17:01,960 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 06:17:01" (1/1) ... [2020-10-20 06:17:01,960 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 06:17:01" (1/1) ... [2020-10-20 06:17:01,971 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 06:17:01" (1/1) ... [2020-10-20 06:17:01,978 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 06:17:01" (1/1) ... [2020-10-20 06:17:01,980 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 06:17:01" (1/1) ... [2020-10-20 06:17:01,983 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-20 06:17:01,984 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-20 06:17:01,984 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-20 06:17:01,985 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-20 06:17:01,986 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 06:17:01" (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 [2020-10-20 06:17:02,058 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-20 06:17:02,058 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-20 06:17:02,058 INFO L138 BoogieDeclarations]: Found implementation of procedure getNumbers [2020-10-20 06:17:02,058 INFO L138 BoogieDeclarations]: Found implementation of procedure getNumbers2 [2020-10-20 06:17:02,058 INFO L138 BoogieDeclarations]: Found implementation of procedure getNumbers3 [2020-10-20 06:17:02,059 INFO L138 BoogieDeclarations]: Found implementation of procedure getNumbers4 [2020-10-20 06:17:02,059 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-20 06:17:02,059 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-20 06:17:02,059 INFO L130 BoogieDeclarations]: Found specification of procedure getNumbers [2020-10-20 06:17:02,060 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-20 06:17:02,060 INFO L130 BoogieDeclarations]: Found specification of procedure getNumbers2 [2020-10-20 06:17:02,060 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-20 06:17:02,060 INFO L130 BoogieDeclarations]: Found specification of procedure getNumbers3 [2020-10-20 06:17:02,060 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-20 06:17:02,061 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-20 06:17:02,061 INFO L130 BoogieDeclarations]: Found specification of procedure getNumbers4 [2020-10-20 06:17:02,061 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-20 06:17:02,061 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-20 06:17:02,061 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-20 06:17:02,062 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-20 06:17:02,514 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-20 06:17:02,515 INFO L298 CfgBuilder]: Removed 5 assume(true) statements. [2020-10-20 06:17:02,517 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.10 06:17:02 BoogieIcfgContainer [2020-10-20 06:17:02,517 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-20 06:17:02,519 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-20 06:17:02,519 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-20 06:17:02,523 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-20 06:17:02,523 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.10 06:17:01" (1/3) ... [2020-10-20 06:17:02,524 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3f22b379 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.10 06:17:02, skipping insertion in model container [2020-10-20 06:17:02,524 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 06:17:01" (2/3) ... [2020-10-20 06:17:02,525 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3f22b379 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.10 06:17:02, skipping insertion in model container [2020-10-20 06:17:02,525 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.10 06:17:02" (3/3) ... [2020-10-20 06:17:02,527 INFO L111 eAbstractionObserver]: Analyzing ICFG getNumbers4-2.c [2020-10-20 06:17:02,546 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-10-20 06:17:02,553 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 17 error locations. [2020-10-20 06:17:02,563 INFO L253 AbstractCegarLoop]: Starting to check reachability of 17 error locations. [2020-10-20 06:17:02,580 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-20 06:17:02,581 INFO L378 AbstractCegarLoop]: Hoare is false [2020-10-20 06:17:02,581 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-10-20 06:17:02,581 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-20 06:17:02,581 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-20 06:17:02,581 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-20 06:17:02,582 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-20 06:17:02,582 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-20 06:17:02,599 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states. [2020-10-20 06:17:02,608 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2020-10-20 06:17:02,608 INFO L414 BasicCegarLoop]: Found error trace [2020-10-20 06:17:02,609 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-20 06:17:02,610 INFO L429 AbstractCegarLoop]: === Iteration 1 === [getNumbers3Err2REQUIRES_VIOLATION, getNumbers3Err3REQUIRES_VIOLATION, getNumbers3Err1REQUIRES_VIOLATION, getNumbers3Err0REQUIRES_VIOLATION, getNumbers2Err1REQUIRES_VIOLATION, getNumbers2Err0REQUIRES_VIOLATION, getNumbers2Err2REQUIRES_VIOLATION, getNumbers2Err3REQUIRES_VIOLATION, getNumbers4Err1REQUIRES_VIOLATION, getNumbers4Err0REQUIRES_VIOLATION, getNumbers4Err2REQUIRES_VIOLATION, getNumbers4Err3REQUIRES_VIOLATION, mainErr2ENSURES_VIOLATIONMEMORY_LEAK, mainErr0REQUIRES_VIOLATION, mainErr1REQUIRES_VIOLATION, getNumbersErr1REQUIRES_VIOLATION, getNumbersErr0REQUIRES_VIOLATION]=== [2020-10-20 06:17:02,615 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-20 06:17:02,615 INFO L82 PathProgramCache]: Analyzing trace with hash 1833468390, now seen corresponding path program 1 times [2020-10-20 06:17:02,625 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-20 06:17:02,626 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [226342794] [2020-10-20 06:17:02,626 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-20 06:17:02,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 06:17:02,930 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-20 06:17:02,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 06:17:02,978 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-20 06:17:02,979 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [226342794] [2020-10-20 06:17:02,980 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-20 06:17:02,981 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-10-20 06:17:02,982 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1113628869] [2020-10-20 06:17:02,988 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-10-20 06:17:02,989 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-20 06:17:03,007 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-10-20 06:17:03,009 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-10-20 06:17:03,012 INFO L87 Difference]: Start difference. First operand 70 states. Second operand 4 states. [2020-10-20 06:17:03,347 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-20 06:17:03,347 INFO L93 Difference]: Finished difference Result 87 states and 93 transitions. [2020-10-20 06:17:03,348 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-20 06:17:03,350 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 12 [2020-10-20 06:17:03,350 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-20 06:17:03,360 INFO L225 Difference]: With dead ends: 87 [2020-10-20 06:17:03,361 INFO L226 Difference]: Without dead ends: 84 [2020-10-20 06:17:03,363 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-10-20 06:17:03,382 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 84 states. [2020-10-20 06:17:03,403 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 84 to 66. [2020-10-20 06:17:03,405 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 66 states. [2020-10-20 06:17:03,407 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 66 states and 70 transitions. [2020-10-20 06:17:03,409 INFO L78 Accepts]: Start accepts. Automaton has 66 states and 70 transitions. Word has length 12 [2020-10-20 06:17:03,409 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-20 06:17:03,410 INFO L481 AbstractCegarLoop]: Abstraction has 66 states and 70 transitions. [2020-10-20 06:17:03,410 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-10-20 06:17:03,410 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 70 transitions. [2020-10-20 06:17:03,411 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2020-10-20 06:17:03,411 INFO L414 BasicCegarLoop]: Found error trace [2020-10-20 06:17:03,411 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-20 06:17:03,412 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-20 06:17:03,412 INFO L429 AbstractCegarLoop]: === Iteration 2 === [getNumbers3Err2REQUIRES_VIOLATION, getNumbers3Err3REQUIRES_VIOLATION, getNumbers3Err1REQUIRES_VIOLATION, getNumbers3Err0REQUIRES_VIOLATION, getNumbers2Err1REQUIRES_VIOLATION, getNumbers2Err0REQUIRES_VIOLATION, getNumbers2Err2REQUIRES_VIOLATION, getNumbers2Err3REQUIRES_VIOLATION, getNumbers4Err1REQUIRES_VIOLATION, getNumbers4Err0REQUIRES_VIOLATION, getNumbers4Err2REQUIRES_VIOLATION, getNumbers4Err3REQUIRES_VIOLATION, mainErr2ENSURES_VIOLATIONMEMORY_LEAK, mainErr0REQUIRES_VIOLATION, mainErr1REQUIRES_VIOLATION, getNumbersErr1REQUIRES_VIOLATION, getNumbersErr0REQUIRES_VIOLATION]=== [2020-10-20 06:17:03,412 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-20 06:17:03,413 INFO L82 PathProgramCache]: Analyzing trace with hash 1833468391, now seen corresponding path program 1 times [2020-10-20 06:17:03,413 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-20 06:17:03,413 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1370796174] [2020-10-20 06:17:03,414 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-20 06:17:03,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 06:17:03,560 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-20 06:17:03,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 06:17:03,603 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-20 06:17:03,604 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1370796174] [2020-10-20 06:17:03,604 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-20 06:17:03,605 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-20 06:17:03,605 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [505466495] [2020-10-20 06:17:03,607 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-20 06:17:03,607 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-20 06:17:03,607 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-20 06:17:03,608 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-10-20 06:17:03,608 INFO L87 Difference]: Start difference. First operand 66 states and 70 transitions. Second operand 5 states. [2020-10-20 06:17:03,938 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-20 06:17:03,938 INFO L93 Difference]: Finished difference Result 69 states and 73 transitions. [2020-10-20 06:17:03,939 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-10-20 06:17:03,939 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 12 [2020-10-20 06:17:03,940 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-20 06:17:03,941 INFO L225 Difference]: With dead ends: 69 [2020-10-20 06:17:03,941 INFO L226 Difference]: Without dead ends: 69 [2020-10-20 06:17:03,943 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 3 SyntacticMatches, 1 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2020-10-20 06:17:03,944 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 69 states. [2020-10-20 06:17:03,954 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 69 to 68. [2020-10-20 06:17:03,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 68 states. [2020-10-20 06:17:03,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 68 states and 72 transitions. [2020-10-20 06:17:03,962 INFO L78 Accepts]: Start accepts. Automaton has 68 states and 72 transitions. Word has length 12 [2020-10-20 06:17:03,963 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-20 06:17:03,963 INFO L481 AbstractCegarLoop]: Abstraction has 68 states and 72 transitions. [2020-10-20 06:17:03,964 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-20 06:17:03,964 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 72 transitions. [2020-10-20 06:17:03,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2020-10-20 06:17:03,967 INFO L414 BasicCegarLoop]: Found error trace [2020-10-20 06:17:03,967 INFO L422 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-20 06:17:03,967 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-20 06:17:03,968 INFO L429 AbstractCegarLoop]: === Iteration 3 === [getNumbers3Err2REQUIRES_VIOLATION, getNumbers3Err3REQUIRES_VIOLATION, getNumbers3Err1REQUIRES_VIOLATION, getNumbers3Err0REQUIRES_VIOLATION, getNumbers2Err1REQUIRES_VIOLATION, getNumbers2Err0REQUIRES_VIOLATION, getNumbers2Err2REQUIRES_VIOLATION, getNumbers2Err3REQUIRES_VIOLATION, getNumbers4Err1REQUIRES_VIOLATION, getNumbers4Err0REQUIRES_VIOLATION, getNumbers4Err2REQUIRES_VIOLATION, getNumbers4Err3REQUIRES_VIOLATION, mainErr2ENSURES_VIOLATIONMEMORY_LEAK, mainErr0REQUIRES_VIOLATION, mainErr1REQUIRES_VIOLATION, getNumbersErr1REQUIRES_VIOLATION, getNumbersErr0REQUIRES_VIOLATION]=== [2020-10-20 06:17:03,968 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-20 06:17:03,969 INFO L82 PathProgramCache]: Analyzing trace with hash 1757784526, now seen corresponding path program 1 times [2020-10-20 06:17:03,969 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-20 06:17:03,970 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1921384936] [2020-10-20 06:17:03,971 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-20 06:17:04,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 06:17:04,116 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-20 06:17:04,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 06:17:04,140 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-20 06:17:04,141 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1921384936] [2020-10-20 06:17:04,141 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [680350013] [2020-10-20 06:17:04,141 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 [2020-10-20 06:17:04,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 06:17:04,210 INFO L263 TraceCheckSpWp]: Trace formula consists of 130 conjuncts, 15 conjunts are in the unsatisfiable core [2020-10-20 06:17:04,217 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-10-20 06:17:04,283 INFO L441 ElimStorePlain]: Different costs {0=[|v_#length_32|], 4=[|v_#valid_37|]} [2020-10-20 06:17:04,296 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-10-20 06:17:04,299 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-10-20 06:17:04,300 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-10-20 06:17:04,360 INFO L350 Elim1Store]: treesize reduction 27, result has 50.9 percent of original size [2020-10-20 06:17:04,361 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 15 treesize of output 38 [2020-10-20 06:17:04,362 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-10-20 06:17:04,409 INFO L625 ElimStorePlain]: treesize reduction 10, result has 82.8 percent of original size [2020-10-20 06:17:04,422 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 39 treesize of output 37 [2020-10-20 06:17:04,430 INFO L545 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 2 xjuncts. [2020-10-20 06:17:04,479 INFO L625 ElimStorePlain]: treesize reduction 26, result has 60.0 percent of original size [2020-10-20 06:17:04,503 INFO L545 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 2 dim-1 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2020-10-20 06:17:04,504 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 5 variables, input treesize:36, output treesize:27 [2020-10-20 06:17:04,769 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-20 06:17:04,770 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-10-20 06:17:04,770 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4] total 8 [2020-10-20 06:17:04,771 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [545635557] [2020-10-20 06:17:04,771 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-20 06:17:04,772 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-20 06:17:04,772 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-20 06:17:04,772 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=48, Unknown=0, NotChecked=0, Total=72 [2020-10-20 06:17:04,773 INFO L87 Difference]: Start difference. First operand 68 states and 72 transitions. Second operand 9 states. [2020-10-20 06:17:05,183 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-20 06:17:05,183 INFO L93 Difference]: Finished difference Result 72 states and 76 transitions. [2020-10-20 06:17:05,184 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-10-20 06:17:05,184 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 15 [2020-10-20 06:17:05,184 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-20 06:17:05,185 INFO L225 Difference]: With dead ends: 72 [2020-10-20 06:17:05,186 INFO L226 Difference]: Without dead ends: 72 [2020-10-20 06:17:05,186 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 24 GetRequests, 14 SyntacticMatches, 1 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=37, Invalid=73, Unknown=0, NotChecked=0, Total=110 [2020-10-20 06:17:05,187 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 72 states. [2020-10-20 06:17:05,191 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 72 to 71. [2020-10-20 06:17:05,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 71 states. [2020-10-20 06:17:05,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 71 states and 75 transitions. [2020-10-20 06:17:05,193 INFO L78 Accepts]: Start accepts. Automaton has 71 states and 75 transitions. Word has length 15 [2020-10-20 06:17:05,194 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-20 06:17:05,194 INFO L481 AbstractCegarLoop]: Abstraction has 71 states and 75 transitions. [2020-10-20 06:17:05,194 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-20 06:17:05,194 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 75 transitions. [2020-10-20 06:17:05,195 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2020-10-20 06:17:05,195 INFO L414 BasicCegarLoop]: Found error trace [2020-10-20 06:17:05,195 INFO L422 BasicCegarLoop]: trace histogram [3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-20 06:17:05,408 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable2 [2020-10-20 06:17:05,409 INFO L429 AbstractCegarLoop]: === Iteration 4 === [getNumbers3Err2REQUIRES_VIOLATION, getNumbers3Err3REQUIRES_VIOLATION, getNumbers3Err1REQUIRES_VIOLATION, getNumbers3Err0REQUIRES_VIOLATION, getNumbers2Err1REQUIRES_VIOLATION, getNumbers2Err0REQUIRES_VIOLATION, getNumbers2Err2REQUIRES_VIOLATION, getNumbers2Err3REQUIRES_VIOLATION, getNumbers4Err1REQUIRES_VIOLATION, getNumbers4Err0REQUIRES_VIOLATION, getNumbers4Err2REQUIRES_VIOLATION, getNumbers4Err3REQUIRES_VIOLATION, mainErr2ENSURES_VIOLATIONMEMORY_LEAK, mainErr0REQUIRES_VIOLATION, mainErr1REQUIRES_VIOLATION, getNumbersErr1REQUIRES_VIOLATION, getNumbersErr0REQUIRES_VIOLATION]=== [2020-10-20 06:17:05,410 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-20 06:17:05,410 INFO L82 PathProgramCache]: Analyzing trace with hash 1917592711, now seen corresponding path program 2 times [2020-10-20 06:17:05,411 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-20 06:17:05,411 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [959672875] [2020-10-20 06:17:05,412 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-20 06:17:05,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 06:17:05,597 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-20 06:17:05,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 06:17:05,616 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-20 06:17:05,616 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [959672875] [2020-10-20 06:17:05,617 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [297899030] [2020-10-20 06:17:05,617 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-10-20 06:17:05,679 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2020-10-20 06:17:05,679 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-10-20 06:17:05,681 INFO L263 TraceCheckSpWp]: Trace formula consists of 138 conjuncts, 15 conjunts are in the unsatisfiable core [2020-10-20 06:17:05,683 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-10-20 06:17:05,691 INFO L441 ElimStorePlain]: Different costs {0=[|v_#length_33|], 4=[|v_#valid_38|]} [2020-10-20 06:17:05,703 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-10-20 06:17:05,706 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-10-20 06:17:05,707 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-10-20 06:17:05,751 INFO L350 Elim1Store]: treesize reduction 27, result has 50.9 percent of original size [2020-10-20 06:17:05,751 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 15 treesize of output 38 [2020-10-20 06:17:05,752 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-10-20 06:17:05,788 INFO L625 ElimStorePlain]: treesize reduction 10, result has 82.8 percent of original size [2020-10-20 06:17:05,797 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 55 [2020-10-20 06:17:05,800 INFO L545 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-10-20 06:17:05,866 INFO L625 ElimStorePlain]: treesize reduction 43, result has 47.6 percent of original size [2020-10-20 06:17:05,875 INFO L545 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 2 dim-1 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2020-10-20 06:17:05,876 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 5 variables, input treesize:36, output treesize:27 [2020-10-20 06:17:06,117 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-20 06:17:06,118 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2020-10-20 06:17:06,118 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [5] total 11 [2020-10-20 06:17:06,119 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2124113795] [2020-10-20 06:17:06,120 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-10-20 06:17:06,120 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-20 06:17:06,120 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-20 06:17:06,122 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=39, Invalid=93, Unknown=0, NotChecked=0, Total=132 [2020-10-20 06:17:06,122 INFO L87 Difference]: Start difference. First operand 71 states and 75 transitions. Second operand 7 states. [2020-10-20 06:17:06,244 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-20 06:17:06,244 INFO L93 Difference]: Finished difference Result 71 states and 75 transitions. [2020-10-20 06:17:06,245 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-10-20 06:17:06,245 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 18 [2020-10-20 06:17:06,245 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-20 06:17:06,246 INFO L225 Difference]: With dead ends: 71 [2020-10-20 06:17:06,246 INFO L226 Difference]: Without dead ends: 71 [2020-10-20 06:17:06,247 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 26 GetRequests, 15 SyntacticMatches, 1 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=39, Invalid=93, Unknown=0, NotChecked=0, Total=132 [2020-10-20 06:17:06,248 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 71 states. [2020-10-20 06:17:06,252 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 71 to 69. [2020-10-20 06:17:06,252 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 69 states. [2020-10-20 06:17:06,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 69 states and 73 transitions. [2020-10-20 06:17:06,253 INFO L78 Accepts]: Start accepts. Automaton has 69 states and 73 transitions. Word has length 18 [2020-10-20 06:17:06,254 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-20 06:17:06,254 INFO L481 AbstractCegarLoop]: Abstraction has 69 states and 73 transitions. [2020-10-20 06:17:06,254 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-10-20 06:17:06,254 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 73 transitions. [2020-10-20 06:17:06,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2020-10-20 06:17:06,255 INFO L414 BasicCegarLoop]: Found error trace [2020-10-20 06:17:06,255 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-20 06:17:06,469 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,3 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-10-20 06:17:06,470 INFO L429 AbstractCegarLoop]: === Iteration 5 === [getNumbers3Err2REQUIRES_VIOLATION, getNumbers3Err3REQUIRES_VIOLATION, getNumbers3Err1REQUIRES_VIOLATION, getNumbers3Err0REQUIRES_VIOLATION, getNumbers2Err1REQUIRES_VIOLATION, getNumbers2Err0REQUIRES_VIOLATION, getNumbers2Err2REQUIRES_VIOLATION, getNumbers2Err3REQUIRES_VIOLATION, getNumbers4Err1REQUIRES_VIOLATION, getNumbers4Err0REQUIRES_VIOLATION, getNumbers4Err2REQUIRES_VIOLATION, getNumbers4Err3REQUIRES_VIOLATION, mainErr2ENSURES_VIOLATIONMEMORY_LEAK, mainErr0REQUIRES_VIOLATION, mainErr1REQUIRES_VIOLATION, getNumbersErr1REQUIRES_VIOLATION, getNumbersErr0REQUIRES_VIOLATION]=== [2020-10-20 06:17:06,470 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-20 06:17:06,471 INFO L82 PathProgramCache]: Analyzing trace with hash 421781908, now seen corresponding path program 1 times [2020-10-20 06:17:06,471 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-20 06:17:06,472 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1824877313] [2020-10-20 06:17:06,473 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-20 06:17:06,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 06:17:06,562 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-20 06:17:06,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 06:17:06,585 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-20 06:17:06,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 06:17:06,612 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-10-20 06:17:06,612 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1824877313] [2020-10-20 06:17:06,613 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-20 06:17:06,613 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-10-20 06:17:06,613 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [32599967] [2020-10-20 06:17:06,613 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-20 06:17:06,614 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-20 06:17:06,614 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-20 06:17:06,614 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2020-10-20 06:17:06,614 INFO L87 Difference]: Start difference. First operand 69 states and 73 transitions. Second operand 8 states. [2020-10-20 06:17:06,892 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-20 06:17:06,892 INFO L93 Difference]: Finished difference Result 68 states and 72 transitions. [2020-10-20 06:17:06,893 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-10-20 06:17:06,893 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 23 [2020-10-20 06:17:06,893 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-20 06:17:06,894 INFO L225 Difference]: With dead ends: 68 [2020-10-20 06:17:06,894 INFO L226 Difference]: Without dead ends: 68 [2020-10-20 06:17:06,895 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=31, Invalid=101, Unknown=0, NotChecked=0, Total=132 [2020-10-20 06:17:06,895 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 68 states. [2020-10-20 06:17:06,899 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 68 to 68. [2020-10-20 06:17:06,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 68 states. [2020-10-20 06:17:06,900 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 68 states and 72 transitions. [2020-10-20 06:17:06,901 INFO L78 Accepts]: Start accepts. Automaton has 68 states and 72 transitions. Word has length 23 [2020-10-20 06:17:06,901 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-20 06:17:06,901 INFO L481 AbstractCegarLoop]: Abstraction has 68 states and 72 transitions. [2020-10-20 06:17:06,901 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-20 06:17:06,901 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 72 transitions. [2020-10-20 06:17:06,902 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2020-10-20 06:17:06,902 INFO L414 BasicCegarLoop]: Found error trace [2020-10-20 06:17:06,903 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-20 06:17:06,903 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-10-20 06:17:06,903 INFO L429 AbstractCegarLoop]: === Iteration 6 === [getNumbers3Err2REQUIRES_VIOLATION, getNumbers3Err3REQUIRES_VIOLATION, getNumbers3Err1REQUIRES_VIOLATION, getNumbers3Err0REQUIRES_VIOLATION, getNumbers2Err1REQUIRES_VIOLATION, getNumbers2Err0REQUIRES_VIOLATION, getNumbers2Err2REQUIRES_VIOLATION, getNumbers2Err3REQUIRES_VIOLATION, getNumbers4Err1REQUIRES_VIOLATION, getNumbers4Err0REQUIRES_VIOLATION, getNumbers4Err2REQUIRES_VIOLATION, getNumbers4Err3REQUIRES_VIOLATION, mainErr2ENSURES_VIOLATIONMEMORY_LEAK, mainErr0REQUIRES_VIOLATION, mainErr1REQUIRES_VIOLATION, getNumbersErr1REQUIRES_VIOLATION, getNumbersErr0REQUIRES_VIOLATION]=== [2020-10-20 06:17:06,903 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-20 06:17:06,904 INFO L82 PathProgramCache]: Analyzing trace with hash 421781909, now seen corresponding path program 1 times [2020-10-20 06:17:06,904 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-20 06:17:06,904 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1567640036] [2020-10-20 06:17:06,904 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-20 06:17:06,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 06:17:06,951 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-20 06:17:06,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 06:17:06,961 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-20 06:17:06,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 06:17:06,988 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-20 06:17:06,988 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1567640036] [2020-10-20 06:17:06,989 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [707463459] [2020-10-20 06:17:06,989 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-10-20 06:17:07,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 06:17:07,041 INFO L263 TraceCheckSpWp]: Trace formula consists of 154 conjuncts, 4 conjunts are in the unsatisfiable core [2020-10-20 06:17:07,043 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-10-20 06:17:07,050 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-20 06:17:07,050 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-10-20 06:17:07,050 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 5] total 7 [2020-10-20 06:17:07,051 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1937347158] [2020-10-20 06:17:07,051 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-10-20 06:17:07,051 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-20 06:17:07,051 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-20 06:17:07,052 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2020-10-20 06:17:07,052 INFO L87 Difference]: Start difference. First operand 68 states and 72 transitions. Second operand 7 states. [2020-10-20 06:17:07,247 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-20 06:17:07,247 INFO L93 Difference]: Finished difference Result 73 states and 77 transitions. [2020-10-20 06:17:07,248 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-10-20 06:17:07,248 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 23 [2020-10-20 06:17:07,248 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-20 06:17:07,249 INFO L225 Difference]: With dead ends: 73 [2020-10-20 06:17:07,250 INFO L226 Difference]: Without dead ends: 73 [2020-10-20 06:17:07,250 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 26 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2020-10-20 06:17:07,251 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 73 states. [2020-10-20 06:17:07,255 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 73 to 71. [2020-10-20 06:17:07,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 71 states. [2020-10-20 06:17:07,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 71 states and 75 transitions. [2020-10-20 06:17:07,256 INFO L78 Accepts]: Start accepts. Automaton has 71 states and 75 transitions. Word has length 23 [2020-10-20 06:17:07,256 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-20 06:17:07,257 INFO L481 AbstractCegarLoop]: Abstraction has 71 states and 75 transitions. [2020-10-20 06:17:07,257 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-10-20 06:17:07,257 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 75 transitions. [2020-10-20 06:17:07,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2020-10-20 06:17:07,258 INFO L414 BasicCegarLoop]: Found error trace [2020-10-20 06:17:07,258 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-20 06:17:07,463 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,4 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-10-20 06:17:07,465 INFO L429 AbstractCegarLoop]: === Iteration 7 === [getNumbers3Err2REQUIRES_VIOLATION, getNumbers3Err3REQUIRES_VIOLATION, getNumbers3Err1REQUIRES_VIOLATION, getNumbers3Err0REQUIRES_VIOLATION, getNumbers2Err1REQUIRES_VIOLATION, getNumbers2Err0REQUIRES_VIOLATION, getNumbers2Err2REQUIRES_VIOLATION, getNumbers2Err3REQUIRES_VIOLATION, getNumbers4Err1REQUIRES_VIOLATION, getNumbers4Err0REQUIRES_VIOLATION, getNumbers4Err2REQUIRES_VIOLATION, getNumbers4Err3REQUIRES_VIOLATION, mainErr2ENSURES_VIOLATIONMEMORY_LEAK, mainErr0REQUIRES_VIOLATION, mainErr1REQUIRES_VIOLATION, getNumbersErr1REQUIRES_VIOLATION, getNumbersErr0REQUIRES_VIOLATION]=== [2020-10-20 06:17:07,465 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-20 06:17:07,466 INFO L82 PathProgramCache]: Analyzing trace with hash -16477362, now seen corresponding path program 2 times [2020-10-20 06:17:07,466 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-20 06:17:07,466 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2034293451] [2020-10-20 06:17:07,467 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-20 06:17:07,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 06:17:07,534 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-20 06:17:07,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 06:17:07,554 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-20 06:17:07,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 06:17:07,611 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-20 06:17:07,611 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2034293451] [2020-10-20 06:17:07,611 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [926882088] [2020-10-20 06:17:07,612 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-10-20 06:17:07,682 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2020-10-20 06:17:07,682 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-10-20 06:17:07,684 INFO L263 TraceCheckSpWp]: Trace formula consists of 138 conjuncts, 24 conjunts are in the unsatisfiable core [2020-10-20 06:17:07,688 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-10-20 06:17:07,758 INFO L350 Elim1Store]: treesize reduction 73, result has 33.0 percent of original size [2020-10-20 06:17:07,759 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 41 [2020-10-20 06:17:07,760 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-10-20 06:17:07,794 INFO L625 ElimStorePlain]: treesize reduction 10, result has 77.3 percent of original size [2020-10-20 06:17:07,801 INFO L545 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-1 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2020-10-20 06:17:07,801 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 4 variables, input treesize:19, output treesize:19 [2020-10-20 06:17:07,902 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2020-10-20 06:17:07,903 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2020-10-20 06:17:07,903 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [8] total 12 [2020-10-20 06:17:07,904 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1817805307] [2020-10-20 06:17:07,904 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-10-20 06:17:07,904 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-20 06:17:07,905 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-10-20 06:17:07,905 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=103, Unknown=0, NotChecked=0, Total=132 [2020-10-20 06:17:07,905 INFO L87 Difference]: Start difference. First operand 71 states and 75 transitions. Second operand 6 states. [2020-10-20 06:17:08,099 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-20 06:17:08,099 INFO L93 Difference]: Finished difference Result 78 states and 82 transitions. [2020-10-20 06:17:08,100 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-10-20 06:17:08,100 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 26 [2020-10-20 06:17:08,101 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-20 06:17:08,102 INFO L225 Difference]: With dead ends: 78 [2020-10-20 06:17:08,102 INFO L226 Difference]: Without dead ends: 78 [2020-10-20 06:17:08,106 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 25 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 23 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=37, Invalid=145, Unknown=0, NotChecked=0, Total=182 [2020-10-20 06:17:08,106 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 78 states. [2020-10-20 06:17:08,115 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 78 to 73. [2020-10-20 06:17:08,115 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 73 states. [2020-10-20 06:17:08,116 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 73 states and 77 transitions. [2020-10-20 06:17:08,118 INFO L78 Accepts]: Start accepts. Automaton has 73 states and 77 transitions. Word has length 26 [2020-10-20 06:17:08,119 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-20 06:17:08,120 INFO L481 AbstractCegarLoop]: Abstraction has 73 states and 77 transitions. [2020-10-20 06:17:08,120 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-10-20 06:17:08,120 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 77 transitions. [2020-10-20 06:17:08,121 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2020-10-20 06:17:08,121 INFO L414 BasicCegarLoop]: Found error trace [2020-10-20 06:17:08,121 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-20 06:17:08,335 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,5 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-10-20 06:17:08,336 INFO L429 AbstractCegarLoop]: === Iteration 8 === [getNumbers3Err2REQUIRES_VIOLATION, getNumbers3Err3REQUIRES_VIOLATION, getNumbers3Err1REQUIRES_VIOLATION, getNumbers3Err0REQUIRES_VIOLATION, getNumbers2Err1REQUIRES_VIOLATION, getNumbers2Err0REQUIRES_VIOLATION, getNumbers2Err2REQUIRES_VIOLATION, getNumbers2Err3REQUIRES_VIOLATION, getNumbers4Err1REQUIRES_VIOLATION, getNumbers4Err0REQUIRES_VIOLATION, getNumbers4Err2REQUIRES_VIOLATION, getNumbers4Err3REQUIRES_VIOLATION, mainErr2ENSURES_VIOLATIONMEMORY_LEAK, mainErr0REQUIRES_VIOLATION, mainErr1REQUIRES_VIOLATION, getNumbersErr1REQUIRES_VIOLATION, getNumbersErr0REQUIRES_VIOLATION]=== [2020-10-20 06:17:08,336 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-20 06:17:08,337 INFO L82 PathProgramCache]: Analyzing trace with hash -510798198, now seen corresponding path program 1 times [2020-10-20 06:17:08,337 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-20 06:17:08,337 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1646608467] [2020-10-20 06:17:08,338 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-20 06:17:08,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 06:17:08,408 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-20 06:17:08,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 06:17:08,429 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-20 06:17:08,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 06:17:08,482 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-20 06:17:08,483 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1646608467] [2020-10-20 06:17:08,483 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1896237191] [2020-10-20 06:17:08,483 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY 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 [2020-10-20 06:17:08,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 06:17:08,546 INFO L263 TraceCheckSpWp]: Trace formula consists of 168 conjuncts, 5 conjunts are in the unsatisfiable core [2020-10-20 06:17:08,550 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-10-20 06:17:08,558 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-20 06:17:08,559 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-10-20 06:17:08,559 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 6] total 8 [2020-10-20 06:17:08,559 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1916729829] [2020-10-20 06:17:08,560 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-20 06:17:08,560 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-20 06:17:08,560 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-20 06:17:08,561 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=36, Unknown=0, NotChecked=0, Total=56 [2020-10-20 06:17:08,561 INFO L87 Difference]: Start difference. First operand 73 states and 77 transitions. Second operand 8 states. [2020-10-20 06:17:08,783 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-20 06:17:08,784 INFO L93 Difference]: Finished difference Result 78 states and 82 transitions. [2020-10-20 06:17:08,784 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-10-20 06:17:08,785 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 27 [2020-10-20 06:17:08,785 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-20 06:17:08,786 INFO L225 Difference]: With dead ends: 78 [2020-10-20 06:17:08,786 INFO L226 Difference]: Without dead ends: 78 [2020-10-20 06:17:08,787 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 30 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=28, Invalid=44, Unknown=0, NotChecked=0, Total=72 [2020-10-20 06:17:08,788 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 78 states. [2020-10-20 06:17:08,791 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 78 to 76. [2020-10-20 06:17:08,792 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 76 states. [2020-10-20 06:17:08,793 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 76 states and 80 transitions. [2020-10-20 06:17:08,793 INFO L78 Accepts]: Start accepts. Automaton has 76 states and 80 transitions. Word has length 27 [2020-10-20 06:17:08,793 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-20 06:17:08,793 INFO L481 AbstractCegarLoop]: Abstraction has 76 states and 80 transitions. [2020-10-20 06:17:08,794 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-20 06:17:08,794 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 80 transitions. [2020-10-20 06:17:08,795 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2020-10-20 06:17:08,795 INFO L414 BasicCegarLoop]: Found error trace [2020-10-20 06:17:08,795 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-20 06:17:08,999 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,6 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-10-20 06:17:09,001 INFO L429 AbstractCegarLoop]: === Iteration 9 === [getNumbers3Err2REQUIRES_VIOLATION, getNumbers3Err3REQUIRES_VIOLATION, getNumbers3Err1REQUIRES_VIOLATION, getNumbers3Err0REQUIRES_VIOLATION, getNumbers2Err1REQUIRES_VIOLATION, getNumbers2Err0REQUIRES_VIOLATION, getNumbers2Err2REQUIRES_VIOLATION, getNumbers2Err3REQUIRES_VIOLATION, getNumbers4Err1REQUIRES_VIOLATION, getNumbers4Err0REQUIRES_VIOLATION, getNumbers4Err2REQUIRES_VIOLATION, getNumbers4Err3REQUIRES_VIOLATION, mainErr2ENSURES_VIOLATIONMEMORY_LEAK, mainErr0REQUIRES_VIOLATION, mainErr1REQUIRES_VIOLATION, getNumbersErr1REQUIRES_VIOLATION, getNumbersErr0REQUIRES_VIOLATION]=== [2020-10-20 06:17:09,002 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-20 06:17:09,002 INFO L82 PathProgramCache]: Analyzing trace with hash -1612905533, now seen corresponding path program 2 times [2020-10-20 06:17:09,003 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-20 06:17:09,003 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [478056716] [2020-10-20 06:17:09,004 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-20 06:17:09,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 06:17:09,049 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-20 06:17:09,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 06:17:09,058 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-20 06:17:09,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 06:17:09,105 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 22 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-20 06:17:09,105 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [478056716] [2020-10-20 06:17:09,105 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1111311838] [2020-10-20 06:17:09,106 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 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 [2020-10-20 06:17:09,159 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2020-10-20 06:17:09,159 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-10-20 06:17:09,160 INFO L263 TraceCheckSpWp]: Trace formula consists of 144 conjuncts, 9 conjunts are in the unsatisfiable core [2020-10-20 06:17:09,163 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-10-20 06:17:09,264 INFO L350 Elim1Store]: treesize reduction 141, result has 23.8 percent of original size [2020-10-20 06:17:09,265 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 4 case distinctions, treesize of input 115 treesize of output 141 [2020-10-20 06:17:09,268 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-10-20 06:17:09,348 INFO L625 ElimStorePlain]: treesize reduction 74, result has 40.8 percent of original size [2020-10-20 06:17:09,351 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:09,356 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:09,357 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:09,359 INFO L545 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-1 vars, End of recursive call: 3 dim-0 vars, and 1 xjuncts. [2020-10-20 06:17:09,359 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 4 variables, input treesize:36, output treesize:51 [2020-10-20 06:17:09,361 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:09,362 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:09,363 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:09,387 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:09,389 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:09,391 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:09,436 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:09,438 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:09,440 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:09,502 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:09,504 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:09,506 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:09,547 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:09,549 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:09,550 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:09,590 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:09,592 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:09,593 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:09,636 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:09,638 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:09,639 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:09,679 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:09,681 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:09,683 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:09,722 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:09,724 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:09,725 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:09,773 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:09,775 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:09,777 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:09,819 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:09,821 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:09,823 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:09,864 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:09,866 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:09,868 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:09,913 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:09,914 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:09,916 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:09,952 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:09,954 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:09,955 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:09,992 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:09,994 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:09,996 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:10,037 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:10,039 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:10,046 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:10,083 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:10,084 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:10,085 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:10,120 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:10,122 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:10,123 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:10,160 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:10,162 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:10,163 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:10,198 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:10,200 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:10,201 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:10,237 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:10,239 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:10,240 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:10,288 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:10,289 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:10,290 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:10,332 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:10,335 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:10,337 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:10,378 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:10,380 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:10,381 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:10,419 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:10,421 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:10,422 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:10,458 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:10,460 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:10,461 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:10,497 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:10,506 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:10,507 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:10,551 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:10,552 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:10,553 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:10,603 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2020-10-20 06:17:10,604 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2020-10-20 06:17:10,604 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [9] total 10 [2020-10-20 06:17:10,604 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1449265004] [2020-10-20 06:17:10,605 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-20 06:17:10,605 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-20 06:17:10,605 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-20 06:17:10,605 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=62, Unknown=0, NotChecked=0, Total=90 [2020-10-20 06:17:10,605 INFO L87 Difference]: Start difference. First operand 76 states and 80 transitions. Second operand 3 states. [2020-10-20 06:17:10,656 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-20 06:17:10,656 INFO L93 Difference]: Finished difference Result 75 states and 79 transitions. [2020-10-20 06:17:10,657 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-20 06:17:10,657 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 30 [2020-10-20 06:17:10,657 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-20 06:17:10,658 INFO L225 Difference]: With dead ends: 75 [2020-10-20 06:17:10,658 INFO L226 Difference]: Without dead ends: 75 [2020-10-20 06:17:10,658 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 40 GetRequests, 5 SyntacticMatches, 27 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 145 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=28, Invalid=62, Unknown=0, NotChecked=0, Total=90 [2020-10-20 06:17:10,659 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 75 states. [2020-10-20 06:17:10,662 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 75 to 75. [2020-10-20 06:17:10,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 75 states. [2020-10-20 06:17:10,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 75 states and 79 transitions. [2020-10-20 06:17:10,664 INFO L78 Accepts]: Start accepts. Automaton has 75 states and 79 transitions. Word has length 30 [2020-10-20 06:17:10,664 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-20 06:17:10,664 INFO L481 AbstractCegarLoop]: Abstraction has 75 states and 79 transitions. [2020-10-20 06:17:10,665 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-20 06:17:10,665 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 79 transitions. [2020-10-20 06:17:10,666 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2020-10-20 06:17:10,666 INFO L414 BasicCegarLoop]: Found error trace [2020-10-20 06:17:10,666 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-20 06:17:10,872 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,7 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-10-20 06:17:10,873 INFO L429 AbstractCegarLoop]: === Iteration 10 === [getNumbers3Err2REQUIRES_VIOLATION, getNumbers3Err3REQUIRES_VIOLATION, getNumbers3Err1REQUIRES_VIOLATION, getNumbers3Err0REQUIRES_VIOLATION, getNumbers2Err1REQUIRES_VIOLATION, getNumbers2Err0REQUIRES_VIOLATION, getNumbers2Err2REQUIRES_VIOLATION, getNumbers2Err3REQUIRES_VIOLATION, getNumbers4Err1REQUIRES_VIOLATION, getNumbers4Err0REQUIRES_VIOLATION, getNumbers4Err2REQUIRES_VIOLATION, getNumbers4Err3REQUIRES_VIOLATION, mainErr2ENSURES_VIOLATIONMEMORY_LEAK, mainErr0REQUIRES_VIOLATION, mainErr1REQUIRES_VIOLATION, getNumbersErr1REQUIRES_VIOLATION, getNumbersErr0REQUIRES_VIOLATION]=== [2020-10-20 06:17:10,873 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-20 06:17:10,874 INFO L82 PathProgramCache]: Analyzing trace with hash -1612905532, now seen corresponding path program 1 times [2020-10-20 06:17:10,874 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-20 06:17:10,874 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [705133860] [2020-10-20 06:17:10,875 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-20 06:17:10,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 06:17:10,929 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-20 06:17:10,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 06:17:10,944 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-20 06:17:10,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 06:17:10,993 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 22 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-20 06:17:10,994 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [705133860] [2020-10-20 06:17:10,994 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [709790499] [2020-10-20 06:17:10,994 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY 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 [2020-10-20 06:17:11,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 06:17:11,046 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 6 conjunts are in the unsatisfiable core [2020-10-20 06:17:11,049 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-10-20 06:17:11,062 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 22 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-20 06:17:11,062 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-10-20 06:17:11,063 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 7] total 9 [2020-10-20 06:17:11,063 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1582709616] [2020-10-20 06:17:11,063 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-20 06:17:11,064 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-20 06:17:11,064 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-20 06:17:11,064 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=46, Unknown=0, NotChecked=0, Total=72 [2020-10-20 06:17:11,064 INFO L87 Difference]: Start difference. First operand 75 states and 79 transitions. Second operand 9 states. [2020-10-20 06:17:11,297 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-20 06:17:11,297 INFO L93 Difference]: Finished difference Result 80 states and 84 transitions. [2020-10-20 06:17:11,298 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-10-20 06:17:11,298 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 30 [2020-10-20 06:17:11,298 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-20 06:17:11,299 INFO L225 Difference]: With dead ends: 80 [2020-10-20 06:17:11,299 INFO L226 Difference]: Without dead ends: 80 [2020-10-20 06:17:11,299 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 41 GetRequests, 33 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=35, Invalid=55, Unknown=0, NotChecked=0, Total=90 [2020-10-20 06:17:11,300 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 80 states. [2020-10-20 06:17:11,303 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 80 to 78. [2020-10-20 06:17:11,304 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 78 states. [2020-10-20 06:17:11,305 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 78 states and 82 transitions. [2020-10-20 06:17:11,305 INFO L78 Accepts]: Start accepts. Automaton has 78 states and 82 transitions. Word has length 30 [2020-10-20 06:17:11,305 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-20 06:17:11,305 INFO L481 AbstractCegarLoop]: Abstraction has 78 states and 82 transitions. [2020-10-20 06:17:11,306 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-20 06:17:11,306 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 82 transitions. [2020-10-20 06:17:11,307 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2020-10-20 06:17:11,307 INFO L414 BasicCegarLoop]: Found error trace [2020-10-20 06:17:11,307 INFO L422 BasicCegarLoop]: trace histogram [5, 5, 5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-20 06:17:11,517 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2020-10-20 06:17:11,518 INFO L429 AbstractCegarLoop]: === Iteration 11 === [getNumbers3Err2REQUIRES_VIOLATION, getNumbers3Err3REQUIRES_VIOLATION, getNumbers3Err1REQUIRES_VIOLATION, getNumbers3Err0REQUIRES_VIOLATION, getNumbers2Err1REQUIRES_VIOLATION, getNumbers2Err0REQUIRES_VIOLATION, getNumbers2Err2REQUIRES_VIOLATION, getNumbers2Err3REQUIRES_VIOLATION, getNumbers4Err1REQUIRES_VIOLATION, getNumbers4Err0REQUIRES_VIOLATION, getNumbers4Err2REQUIRES_VIOLATION, getNumbers4Err3REQUIRES_VIOLATION, mainErr2ENSURES_VIOLATIONMEMORY_LEAK, mainErr0REQUIRES_VIOLATION, mainErr1REQUIRES_VIOLATION, getNumbersErr1REQUIRES_VIOLATION, getNumbersErr0REQUIRES_VIOLATION]=== [2020-10-20 06:17:11,518 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-20 06:17:11,519 INFO L82 PathProgramCache]: Analyzing trace with hash 532455403, now seen corresponding path program 2 times [2020-10-20 06:17:11,519 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-20 06:17:11,519 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [979467387] [2020-10-20 06:17:11,520 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-20 06:17:11,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 06:17:11,567 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-20 06:17:11,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 06:17:11,576 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-20 06:17:11,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 06:17:11,628 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 0 proven. 35 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-20 06:17:11,628 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [979467387] [2020-10-20 06:17:11,629 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1652738302] [2020-10-20 06:17:11,629 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 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 [2020-10-20 06:17:11,674 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2020-10-20 06:17:11,674 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-10-20 06:17:11,676 INFO L263 TraceCheckSpWp]: Trace formula consists of 144 conjuncts, 13 conjunts are in the unsatisfiable core [2020-10-20 06:17:11,678 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-10-20 06:17:11,692 INFO L441 ElimStorePlain]: Different costs {0=[|v_#length_35|], 4=[|v_#valid_40|]} [2020-10-20 06:17:11,706 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-10-20 06:17:11,708 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-10-20 06:17:11,709 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-10-20 06:17:11,753 INFO L350 Elim1Store]: treesize reduction 27, result has 50.9 percent of original size [2020-10-20 06:17:11,754 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 15 treesize of output 38 [2020-10-20 06:17:11,754 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-10-20 06:17:11,796 INFO L625 ElimStorePlain]: treesize reduction 10, result has 82.8 percent of original size [2020-10-20 06:17:11,816 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 55 [2020-10-20 06:17:11,817 INFO L545 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-10-20 06:17:11,882 INFO L625 ElimStorePlain]: treesize reduction 43, result has 47.6 percent of original size [2020-10-20 06:17:11,890 INFO L545 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 2 dim-1 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2020-10-20 06:17:11,890 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 5 variables, input treesize:36, output treesize:27 [2020-10-20 06:17:12,057 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2020-10-20 06:17:12,058 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2020-10-20 06:17:12,058 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [10] total 12 [2020-10-20 06:17:12,059 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1587951801] [2020-10-20 06:17:12,060 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-10-20 06:17:12,062 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-20 06:17:12,062 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-10-20 06:17:12,062 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=94, Unknown=0, NotChecked=0, Total=132 [2020-10-20 06:17:12,063 INFO L87 Difference]: Start difference. First operand 78 states and 82 transitions. Second operand 4 states. [2020-10-20 06:17:12,163 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-20 06:17:12,163 INFO L93 Difference]: Finished difference Result 81 states and 85 transitions. [2020-10-20 06:17:12,166 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-10-20 06:17:12,166 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 33 [2020-10-20 06:17:12,166 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-20 06:17:12,167 INFO L225 Difference]: With dead ends: 81 [2020-10-20 06:17:12,167 INFO L226 Difference]: Without dead ends: 81 [2020-10-20 06:17:12,168 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 44 GetRequests, 34 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 18 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=38, Invalid=94, Unknown=0, NotChecked=0, Total=132 [2020-10-20 06:17:12,171 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 81 states. [2020-10-20 06:17:12,175 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 81 to 79. [2020-10-20 06:17:12,179 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 79 states. [2020-10-20 06:17:12,180 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 79 states and 83 transitions. [2020-10-20 06:17:12,180 INFO L78 Accepts]: Start accepts. Automaton has 79 states and 83 transitions. Word has length 33 [2020-10-20 06:17:12,180 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-20 06:17:12,181 INFO L481 AbstractCegarLoop]: Abstraction has 79 states and 83 transitions. [2020-10-20 06:17:12,181 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-10-20 06:17:12,181 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 83 transitions. [2020-10-20 06:17:12,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2020-10-20 06:17:12,185 INFO L414 BasicCegarLoop]: Found error trace [2020-10-20 06:17:12,185 INFO L422 BasicCegarLoop]: trace histogram [5, 5, 5, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-20 06:17:12,395 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable10 [2020-10-20 06:17:12,396 INFO L429 AbstractCegarLoop]: === Iteration 12 === [getNumbers3Err2REQUIRES_VIOLATION, getNumbers3Err3REQUIRES_VIOLATION, getNumbers3Err1REQUIRES_VIOLATION, getNumbers3Err0REQUIRES_VIOLATION, getNumbers2Err1REQUIRES_VIOLATION, getNumbers2Err0REQUIRES_VIOLATION, getNumbers2Err2REQUIRES_VIOLATION, getNumbers2Err3REQUIRES_VIOLATION, getNumbers4Err1REQUIRES_VIOLATION, getNumbers4Err0REQUIRES_VIOLATION, getNumbers4Err2REQUIRES_VIOLATION, getNumbers4Err3REQUIRES_VIOLATION, mainErr2ENSURES_VIOLATIONMEMORY_LEAK, mainErr0REQUIRES_VIOLATION, mainErr1REQUIRES_VIOLATION, getNumbersErr1REQUIRES_VIOLATION, getNumbersErr0REQUIRES_VIOLATION]=== [2020-10-20 06:17:12,396 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-20 06:17:12,396 INFO L82 PathProgramCache]: Analyzing trace with hash -1353588722, now seen corresponding path program 1 times [2020-10-20 06:17:12,397 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-20 06:17:12,397 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [28150917] [2020-10-20 06:17:12,398 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-20 06:17:12,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 06:17:12,448 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-20 06:17:12,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 06:17:12,458 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-20 06:17:12,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 06:17:12,513 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 0 proven. 35 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-10-20 06:17:12,514 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [28150917] [2020-10-20 06:17:12,514 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1795675603] [2020-10-20 06:17:12,514 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY 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 [2020-10-20 06:17:12,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 06:17:12,581 INFO L263 TraceCheckSpWp]: Trace formula consists of 193 conjuncts, 7 conjunts are in the unsatisfiable core [2020-10-20 06:17:12,585 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-10-20 06:17:12,600 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 0 proven. 35 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-10-20 06:17:12,601 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-10-20 06:17:12,601 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 8] total 10 [2020-10-20 06:17:12,602 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1139443377] [2020-10-20 06:17:12,602 INFO L461 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-10-20 06:17:12,603 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-20 06:17:12,603 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-10-20 06:17:12,603 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=57, Unknown=0, NotChecked=0, Total=90 [2020-10-20 06:17:12,603 INFO L87 Difference]: Start difference. First operand 79 states and 83 transitions. Second operand 10 states. [2020-10-20 06:17:12,830 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-20 06:17:12,830 INFO L93 Difference]: Finished difference Result 84 states and 88 transitions. [2020-10-20 06:17:12,832 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-10-20 06:17:12,832 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 37 [2020-10-20 06:17:12,832 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-20 06:17:12,833 INFO L225 Difference]: With dead ends: 84 [2020-10-20 06:17:12,833 INFO L226 Difference]: Without dead ends: 84 [2020-10-20 06:17:12,833 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 49 GetRequests, 40 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=43, Invalid=67, Unknown=0, NotChecked=0, Total=110 [2020-10-20 06:17:12,834 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 84 states. [2020-10-20 06:17:12,841 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 84 to 82. [2020-10-20 06:17:12,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 82 states. [2020-10-20 06:17:12,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 82 states and 86 transitions. [2020-10-20 06:17:12,844 INFO L78 Accepts]: Start accepts. Automaton has 82 states and 86 transitions. Word has length 37 [2020-10-20 06:17:12,844 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-20 06:17:12,844 INFO L481 AbstractCegarLoop]: Abstraction has 82 states and 86 transitions. [2020-10-20 06:17:12,845 INFO L482 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-10-20 06:17:12,845 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 86 transitions. [2020-10-20 06:17:12,846 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2020-10-20 06:17:12,846 INFO L414 BasicCegarLoop]: Found error trace [2020-10-20 06:17:12,847 INFO L422 BasicCegarLoop]: trace histogram [6, 6, 6, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-20 06:17:13,047 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11,10 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-10-20 06:17:13,048 INFO L429 AbstractCegarLoop]: === Iteration 13 === [getNumbers3Err2REQUIRES_VIOLATION, getNumbers3Err3REQUIRES_VIOLATION, getNumbers3Err1REQUIRES_VIOLATION, getNumbers3Err0REQUIRES_VIOLATION, getNumbers2Err1REQUIRES_VIOLATION, getNumbers2Err0REQUIRES_VIOLATION, getNumbers2Err2REQUIRES_VIOLATION, getNumbers2Err3REQUIRES_VIOLATION, getNumbers4Err1REQUIRES_VIOLATION, getNumbers4Err0REQUIRES_VIOLATION, getNumbers4Err2REQUIRES_VIOLATION, getNumbers4Err3REQUIRES_VIOLATION, mainErr2ENSURES_VIOLATIONMEMORY_LEAK, mainErr0REQUIRES_VIOLATION, mainErr1REQUIRES_VIOLATION, getNumbersErr1REQUIRES_VIOLATION, getNumbersErr0REQUIRES_VIOLATION]=== [2020-10-20 06:17:13,049 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-20 06:17:13,049 INFO L82 PathProgramCache]: Analyzing trace with hash 1899534855, now seen corresponding path program 2 times [2020-10-20 06:17:13,049 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-20 06:17:13,050 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [311790787] [2020-10-20 06:17:13,050 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-20 06:17:13,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 06:17:13,096 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-20 06:17:13,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 06:17:13,104 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-20 06:17:13,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 06:17:13,172 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 0 proven. 51 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-10-20 06:17:13,172 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [311790787] [2020-10-20 06:17:13,173 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2024666414] [2020-10-20 06:17:13,173 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 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 [2020-10-20 06:17:13,238 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2020-10-20 06:17:13,238 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-10-20 06:17:13,240 INFO L263 TraceCheckSpWp]: Trace formula consists of 201 conjuncts, 25 conjunts are in the unsatisfiable core [2020-10-20 06:17:13,242 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-10-20 06:17:13,309 INFO L350 Elim1Store]: treesize reduction 73, result has 33.0 percent of original size [2020-10-20 06:17:13,310 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 15 treesize of output 41 [2020-10-20 06:17:13,310 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-10-20 06:17:13,345 INFO L625 ElimStorePlain]: treesize reduction 10, result has 77.3 percent of original size [2020-10-20 06:17:13,349 INFO L545 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-1 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2020-10-20 06:17:13,350 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 4 variables, input treesize:19, output treesize:19 [2020-10-20 06:17:13,506 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 51 trivial. 0 not checked. [2020-10-20 06:17:13,506 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2020-10-20 06:17:13,506 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [11] total 17 [2020-10-20 06:17:13,506 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [5777775] [2020-10-20 06:17:13,507 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-20 06:17:13,507 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-20 06:17:13,507 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-20 06:17:13,508 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=215, Unknown=0, NotChecked=0, Total=272 [2020-10-20 06:17:13,508 INFO L87 Difference]: Start difference. First operand 82 states and 86 transitions. Second operand 8 states. [2020-10-20 06:17:13,761 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-20 06:17:13,761 INFO L93 Difference]: Finished difference Result 83 states and 87 transitions. [2020-10-20 06:17:13,761 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-10-20 06:17:13,762 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 40 [2020-10-20 06:17:13,762 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-20 06:17:13,763 INFO L225 Difference]: With dead ends: 83 [2020-10-20 06:17:13,763 INFO L226 Difference]: Without dead ends: 83 [2020-10-20 06:17:13,764 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 56 GetRequests, 37 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 59 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=79, Invalid=341, Unknown=0, NotChecked=0, Total=420 [2020-10-20 06:17:13,765 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 83 states. [2020-10-20 06:17:13,767 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 83 to 81. [2020-10-20 06:17:13,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 81 states. [2020-10-20 06:17:13,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 81 states and 85 transitions. [2020-10-20 06:17:13,768 INFO L78 Accepts]: Start accepts. Automaton has 81 states and 85 transitions. Word has length 40 [2020-10-20 06:17:13,768 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-20 06:17:13,768 INFO L481 AbstractCegarLoop]: Abstraction has 81 states and 85 transitions. [2020-10-20 06:17:13,768 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-20 06:17:13,768 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 85 transitions. [2020-10-20 06:17:13,769 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2020-10-20 06:17:13,769 INFO L414 BasicCegarLoop]: Found error trace [2020-10-20 06:17:13,770 INFO L422 BasicCegarLoop]: trace histogram [6, 6, 6, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-20 06:17:13,975 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12,11 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-10-20 06:17:13,976 INFO L429 AbstractCegarLoop]: === Iteration 14 === [getNumbers3Err2REQUIRES_VIOLATION, getNumbers3Err3REQUIRES_VIOLATION, getNumbers3Err1REQUIRES_VIOLATION, getNumbers3Err0REQUIRES_VIOLATION, getNumbers2Err1REQUIRES_VIOLATION, getNumbers2Err0REQUIRES_VIOLATION, getNumbers2Err2REQUIRES_VIOLATION, getNumbers2Err3REQUIRES_VIOLATION, getNumbers4Err1REQUIRES_VIOLATION, getNumbers4Err0REQUIRES_VIOLATION, getNumbers4Err2REQUIRES_VIOLATION, getNumbers4Err3REQUIRES_VIOLATION, mainErr2ENSURES_VIOLATIONMEMORY_LEAK, mainErr0REQUIRES_VIOLATION, mainErr1REQUIRES_VIOLATION, getNumbersErr1REQUIRES_VIOLATION, getNumbersErr0REQUIRES_VIOLATION]=== [2020-10-20 06:17:13,976 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-20 06:17:13,976 INFO L82 PathProgramCache]: Analyzing trace with hash -1243961614, now seen corresponding path program 1 times [2020-10-20 06:17:13,977 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-20 06:17:13,977 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [946134608] [2020-10-20 06:17:13,977 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-20 06:17:13,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 06:17:14,047 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-20 06:17:14,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 06:17:14,073 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-20 06:17:14,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 06:17:14,167 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 0 proven. 51 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-10-20 06:17:14,167 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [946134608] [2020-10-20 06:17:14,167 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [761994554] [2020-10-20 06:17:14,167 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY 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 [2020-10-20 06:17:14,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 06:17:14,239 INFO L263 TraceCheckSpWp]: Trace formula consists of 207 conjuncts, 8 conjunts are in the unsatisfiable core [2020-10-20 06:17:14,241 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-10-20 06:17:14,250 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 0 proven. 51 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-10-20 06:17:14,251 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-10-20 06:17:14,251 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 9] total 11 [2020-10-20 06:17:14,251 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [567404739] [2020-10-20 06:17:14,252 INFO L461 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-10-20 06:17:14,252 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-20 06:17:14,252 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-10-20 06:17:14,252 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=41, Invalid=69, Unknown=0, NotChecked=0, Total=110 [2020-10-20 06:17:14,252 INFO L87 Difference]: Start difference. First operand 81 states and 85 transitions. Second operand 11 states. [2020-10-20 06:17:14,459 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-20 06:17:14,460 INFO L93 Difference]: Finished difference Result 86 states and 90 transitions. [2020-10-20 06:17:14,460 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-10-20 06:17:14,460 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 41 [2020-10-20 06:17:14,461 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-20 06:17:14,462 INFO L225 Difference]: With dead ends: 86 [2020-10-20 06:17:14,462 INFO L226 Difference]: Without dead ends: 86 [2020-10-20 06:17:14,463 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 54 GetRequests, 44 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=52, Invalid=80, Unknown=0, NotChecked=0, Total=132 [2020-10-20 06:17:14,463 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 86 states. [2020-10-20 06:17:14,465 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 86 to 84. [2020-10-20 06:17:14,466 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 84 states. [2020-10-20 06:17:14,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 84 states and 88 transitions. [2020-10-20 06:17:14,467 INFO L78 Accepts]: Start accepts. Automaton has 84 states and 88 transitions. Word has length 41 [2020-10-20 06:17:14,467 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-20 06:17:14,467 INFO L481 AbstractCegarLoop]: Abstraction has 84 states and 88 transitions. [2020-10-20 06:17:14,467 INFO L482 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-10-20 06:17:14,468 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 88 transitions. [2020-10-20 06:17:14,468 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2020-10-20 06:17:14,469 INFO L414 BasicCegarLoop]: Found error trace [2020-10-20 06:17:14,469 INFO L422 BasicCegarLoop]: trace histogram [7, 7, 7, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-20 06:17:14,676 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable13 [2020-10-20 06:17:14,678 INFO L429 AbstractCegarLoop]: === Iteration 15 === [getNumbers3Err2REQUIRES_VIOLATION, getNumbers3Err3REQUIRES_VIOLATION, getNumbers3Err1REQUIRES_VIOLATION, getNumbers3Err0REQUIRES_VIOLATION, getNumbers2Err1REQUIRES_VIOLATION, getNumbers2Err0REQUIRES_VIOLATION, getNumbers2Err2REQUIRES_VIOLATION, getNumbers2Err3REQUIRES_VIOLATION, getNumbers4Err1REQUIRES_VIOLATION, getNumbers4Err0REQUIRES_VIOLATION, getNumbers4Err2REQUIRES_VIOLATION, getNumbers4Err3REQUIRES_VIOLATION, mainErr2ENSURES_VIOLATIONMEMORY_LEAK, mainErr0REQUIRES_VIOLATION, mainErr1REQUIRES_VIOLATION, getNumbersErr1REQUIRES_VIOLATION, getNumbersErr0REQUIRES_VIOLATION]=== [2020-10-20 06:17:14,679 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-20 06:17:14,679 INFO L82 PathProgramCache]: Analyzing trace with hash 1366408299, now seen corresponding path program 2 times [2020-10-20 06:17:14,680 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-20 06:17:14,680 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [618409279] [2020-10-20 06:17:14,680 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-20 06:17:14,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 06:17:14,732 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-20 06:17:14,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 06:17:14,741 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-20 06:17:14,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 06:17:14,817 INFO L134 CoverageAnalysis]: Checked inductivity of 73 backedges. 0 proven. 70 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-10-20 06:17:14,818 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [618409279] [2020-10-20 06:17:14,818 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [874594887] [2020-10-20 06:17:14,818 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 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 [2020-10-20 06:17:14,865 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2020-10-20 06:17:14,866 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-10-20 06:17:14,867 INFO L263 TraceCheckSpWp]: Trace formula consists of 144 conjuncts, 17 conjunts are in the unsatisfiable core [2020-10-20 06:17:14,871 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-10-20 06:17:14,880 INFO L441 ElimStorePlain]: Different costs {0=[|v_#length_37|], 4=[|v_#valid_41|]} [2020-10-20 06:17:14,885 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-10-20 06:17:14,887 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-10-20 06:17:14,888 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-10-20 06:17:14,930 INFO L350 Elim1Store]: treesize reduction 27, result has 50.9 percent of original size [2020-10-20 06:17:14,931 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 15 treesize of output 38 [2020-10-20 06:17:14,931 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-10-20 06:17:14,972 INFO L625 ElimStorePlain]: treesize reduction 10, result has 83.6 percent of original size [2020-10-20 06:17:14,980 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 55 [2020-10-20 06:17:14,981 INFO L545 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-10-20 06:17:15,046 INFO L625 ElimStorePlain]: treesize reduction 43, result has 49.4 percent of original size [2020-10-20 06:17:15,051 INFO L545 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 2 dim-1 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2020-10-20 06:17:15,051 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 5 variables, input treesize:39, output treesize:30 [2020-10-20 06:17:15,383 INFO L134 CoverageAnalysis]: Checked inductivity of 73 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2020-10-20 06:17:15,384 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-10-20 06:17:15,384 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 7] total 18 [2020-10-20 06:17:15,384 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [67379871] [2020-10-20 06:17:15,385 INFO L461 AbstractCegarLoop]: Interpolant automaton has 18 states [2020-10-20 06:17:15,385 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-20 06:17:15,386 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2020-10-20 06:17:15,386 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=64, Invalid=242, Unknown=0, NotChecked=0, Total=306 [2020-10-20 06:17:15,386 INFO L87 Difference]: Start difference. First operand 84 states and 88 transitions. Second operand 18 states. [2020-10-20 06:17:16,335 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-20 06:17:16,336 INFO L93 Difference]: Finished difference Result 88 states and 92 transitions. [2020-10-20 06:17:16,336 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2020-10-20 06:17:16,337 INFO L78 Accepts]: Start accepts. Automaton has 18 states. Word has length 44 [2020-10-20 06:17:16,337 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-20 06:17:16,338 INFO L225 Difference]: With dead ends: 88 [2020-10-20 06:17:16,338 INFO L226 Difference]: Without dead ends: 88 [2020-10-20 06:17:16,339 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 72 GetRequests, 42 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 161 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=201, Invalid=791, Unknown=0, NotChecked=0, Total=992 [2020-10-20 06:17:16,344 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 88 states. [2020-10-20 06:17:16,346 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 88 to 84. [2020-10-20 06:17:16,346 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 84 states. [2020-10-20 06:17:16,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 84 states and 88 transitions. [2020-10-20 06:17:16,347 INFO L78 Accepts]: Start accepts. Automaton has 84 states and 88 transitions. Word has length 44 [2020-10-20 06:17:16,348 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-20 06:17:16,348 INFO L481 AbstractCegarLoop]: Abstraction has 84 states and 88 transitions. [2020-10-20 06:17:16,348 INFO L482 AbstractCegarLoop]: Interpolant automaton has 18 states. [2020-10-20 06:17:16,348 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 88 transitions. [2020-10-20 06:17:16,349 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2020-10-20 06:17:16,349 INFO L414 BasicCegarLoop]: Found error trace [2020-10-20 06:17:16,350 INFO L422 BasicCegarLoop]: trace histogram [8, 8, 8, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-20 06:17:16,553 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable14 [2020-10-20 06:17:16,554 INFO L429 AbstractCegarLoop]: === Iteration 16 === [getNumbers3Err2REQUIRES_VIOLATION, getNumbers3Err3REQUIRES_VIOLATION, getNumbers3Err1REQUIRES_VIOLATION, getNumbers3Err0REQUIRES_VIOLATION, getNumbers2Err1REQUIRES_VIOLATION, getNumbers2Err0REQUIRES_VIOLATION, getNumbers2Err2REQUIRES_VIOLATION, getNumbers2Err3REQUIRES_VIOLATION, getNumbers4Err1REQUIRES_VIOLATION, getNumbers4Err0REQUIRES_VIOLATION, getNumbers4Err2REQUIRES_VIOLATION, getNumbers4Err3REQUIRES_VIOLATION, mainErr2ENSURES_VIOLATIONMEMORY_LEAK, mainErr0REQUIRES_VIOLATION, mainErr1REQUIRES_VIOLATION, getNumbersErr1REQUIRES_VIOLATION, getNumbersErr0REQUIRES_VIOLATION]=== [2020-10-20 06:17:16,554 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-20 06:17:16,554 INFO L82 PathProgramCache]: Analyzing trace with hash 1242834180, now seen corresponding path program 1 times [2020-10-20 06:17:16,555 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-20 06:17:16,555 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [142174687] [2020-10-20 06:17:16,556 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-20 06:17:16,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 06:17:16,612 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-20 06:17:16,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 06:17:16,629 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-20 06:17:16,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 06:17:16,664 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-20 06:17:16,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 06:17:16,684 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2020-10-20 06:17:16,685 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [142174687] [2020-10-20 06:17:16,685 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [427874642] [2020-10-20 06:17:16,686 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY 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 [2020-10-20 06:17:16,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 06:17:16,758 INFO L263 TraceCheckSpWp]: Trace formula consists of 241 conjuncts, 10 conjunts are in the unsatisfiable core [2020-10-20 06:17:16,760 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-10-20 06:17:16,885 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 0 proven. 92 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-10-20 06:17:16,885 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-10-20 06:17:16,885 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 11] total 15 [2020-10-20 06:17:16,885 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1393806931] [2020-10-20 06:17:16,886 INFO L461 AbstractCegarLoop]: Interpolant automaton has 15 states [2020-10-20 06:17:16,886 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-20 06:17:16,886 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2020-10-20 06:17:16,887 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=65, Invalid=145, Unknown=0, NotChecked=0, Total=210 [2020-10-20 06:17:16,887 INFO L87 Difference]: Start difference. First operand 84 states and 88 transitions. Second operand 15 states. [2020-10-20 06:17:17,071 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-20 06:17:17,071 INFO L93 Difference]: Finished difference Result 98 states and 102 transitions. [2020-10-20 06:17:17,072 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2020-10-20 06:17:17,072 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 51 [2020-10-20 06:17:17,072 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-20 06:17:17,073 INFO L225 Difference]: With dead ends: 98 [2020-10-20 06:17:17,073 INFO L226 Difference]: Without dead ends: 98 [2020-10-20 06:17:17,073 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 62 GetRequests, 48 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 20 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=78, Invalid=162, Unknown=0, NotChecked=0, Total=240 [2020-10-20 06:17:17,074 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 98 states. [2020-10-20 06:17:17,076 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 98 to 92. [2020-10-20 06:17:17,076 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 92 states. [2020-10-20 06:17:17,077 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 92 states and 96 transitions. [2020-10-20 06:17:17,077 INFO L78 Accepts]: Start accepts. Automaton has 92 states and 96 transitions. Word has length 51 [2020-10-20 06:17:17,078 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-20 06:17:17,078 INFO L481 AbstractCegarLoop]: Abstraction has 92 states and 96 transitions. [2020-10-20 06:17:17,078 INFO L482 AbstractCegarLoop]: Interpolant automaton has 15 states. [2020-10-20 06:17:17,078 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 96 transitions. [2020-10-20 06:17:17,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2020-10-20 06:17:17,079 INFO L414 BasicCegarLoop]: Found error trace [2020-10-20 06:17:17,079 INFO L422 BasicCegarLoop]: trace histogram [9, 9, 9, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-20 06:17:17,289 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable15 [2020-10-20 06:17:17,290 INFO L429 AbstractCegarLoop]: === Iteration 17 === [getNumbers3Err2REQUIRES_VIOLATION, getNumbers3Err3REQUIRES_VIOLATION, getNumbers3Err1REQUIRES_VIOLATION, getNumbers3Err0REQUIRES_VIOLATION, getNumbers2Err1REQUIRES_VIOLATION, getNumbers2Err0REQUIRES_VIOLATION, getNumbers2Err2REQUIRES_VIOLATION, getNumbers2Err3REQUIRES_VIOLATION, getNumbers4Err1REQUIRES_VIOLATION, getNumbers4Err0REQUIRES_VIOLATION, getNumbers4Err2REQUIRES_VIOLATION, getNumbers4Err3REQUIRES_VIOLATION, mainErr2ENSURES_VIOLATIONMEMORY_LEAK, mainErr0REQUIRES_VIOLATION, mainErr1REQUIRES_VIOLATION, getNumbersErr1REQUIRES_VIOLATION, getNumbersErr0REQUIRES_VIOLATION]=== [2020-10-20 06:17:17,290 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-20 06:17:17,290 INFO L82 PathProgramCache]: Analyzing trace with hash 968105693, now seen corresponding path program 2 times [2020-10-20 06:17:17,291 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-20 06:17:17,291 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1192884174] [2020-10-20 06:17:17,291 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-20 06:17:17,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 06:17:17,344 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-20 06:17:17,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 06:17:17,355 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-20 06:17:17,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 06:17:17,376 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-20 06:17:17,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 06:17:17,508 INFO L134 CoverageAnalysis]: Checked inductivity of 124 backedges. 0 proven. 117 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2020-10-20 06:17:17,508 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1192884174] [2020-10-20 06:17:17,509 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2031342744] [2020-10-20 06:17:17,509 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 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 [2020-10-20 06:17:17,563 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2020-10-20 06:17:17,563 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-10-20 06:17:17,564 INFO L263 TraceCheckSpWp]: Trace formula consists of 162 conjuncts, 16 conjunts are in the unsatisfiable core [2020-10-20 06:17:17,566 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-10-20 06:17:17,673 INFO L350 Elim1Store]: treesize reduction 141, result has 23.8 percent of original size [2020-10-20 06:17:17,674 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 4 case distinctions, treesize of input 58 treesize of output 86 [2020-10-20 06:17:17,676 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-10-20 06:17:17,735 INFO L625 ElimStorePlain]: treesize reduction 32, result has 61.4 percent of original size [2020-10-20 06:17:17,737 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:17,739 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:17,740 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:17,741 INFO L545 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-1 vars, End of recursive call: 3 dim-0 vars, and 1 xjuncts. [2020-10-20 06:17:17,742 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 4 variables, input treesize:36, output treesize:51 [2020-10-20 06:17:17,743 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:17,744 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:17,745 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:17,771 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:17,773 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:17,774 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:17,822 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:17,824 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:17,825 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:17,880 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:17,881 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:17,883 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:17,933 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:17,935 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:17,936 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:17,986 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:17,987 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:17,988 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:18,029 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:18,031 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:18,032 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:18,073 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:18,074 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:18,075 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:18,115 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:18,116 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:18,117 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:18,159 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:18,160 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:18,161 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:18,207 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:18,209 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:18,210 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:18,263 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:18,264 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:18,265 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:18,324 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:18,325 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:18,326 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:18,377 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:18,379 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:18,381 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:18,437 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:18,439 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:18,440 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:18,488 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:18,490 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:18,491 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:18,534 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:18,535 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:18,536 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:18,575 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:18,577 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:18,578 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:18,618 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:18,619 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:18,620 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:18,660 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:18,662 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:18,663 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:18,708 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:18,709 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:18,710 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:18,761 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:18,763 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:18,764 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:18,816 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:18,818 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:18,819 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:18,865 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:18,867 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:18,868 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:18,907 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:18,908 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:18,909 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:18,950 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:18,951 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:18,952 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:18,990 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:18,992 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:18,993 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:19,036 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:19,038 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:19,039 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:19,082 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:19,084 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:19,085 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:19,131 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:19,133 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:19,133 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:19,177 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:19,179 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:19,179 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:19,216 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:19,217 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:19,218 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:19,259 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:19,260 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:19,261 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:19,313 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:19,314 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:19,315 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:19,353 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:19,356 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:19,357 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:19,396 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:19,397 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:19,398 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:19,435 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:19,436 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:19,437 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:19,503 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:19,504 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:19,505 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:19,541 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:19,549 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:19,550 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:19,589 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:19,590 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:19,591 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:19,635 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:19,637 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:19,638 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:19,682 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:19,683 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:19,684 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:19,732 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:19,733 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:19,734 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:19,775 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:19,777 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:19,778 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:19,818 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:19,819 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:19,820 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:19,865 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:19,867 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:19,868 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:19,911 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:19,913 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:19,914 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:19,963 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:19,964 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:19,966 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:20,015 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:20,017 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:20,018 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:20,056 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:20,057 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:20,058 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:20,097 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:20,098 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:20,099 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:20,137 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:20,139 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:20,139 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:20,177 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:20,178 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:20,179 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:20,328 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:20,330 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:20,333 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[4, 2, 4, 1] term [2020-10-20 06:17:20,333 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-10-20 06:17:20,334 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:20,336 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:20,338 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-10-20 06:17:20,340 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:20,343 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:20,347 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:20,348 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:20,351 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:20,353 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:20,354 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:20,526 WARN L193 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 36 [2020-10-20 06:17:20,529 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-10-20 06:17:20,601 INFO L350 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-10-20 06:17:20,602 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 5 case distinctions, treesize of input 22 treesize of output 88 [2020-10-20 06:17:20,603 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-10-20 06:17:20,737 WARN L193 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 77 [2020-10-20 06:17:20,739 INFO L350 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-10-20 06:17:20,740 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 3 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 12 case distinctions, treesize of input 32 treesize of output 172 [2020-10-20 06:17:20,741 INFO L545 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-10-20 06:17:20,894 WARN L193 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 45 [2020-10-20 06:17:20,895 INFO L625 ElimStorePlain]: treesize reduction 108, result has 45.2 percent of original size [2020-10-20 06:17:20,896 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-10-20 06:17:20,898 INFO L545 ElimStorePlain]: Start of recursive call 1: 5 dim-0 vars, 1 dim-1 vars, End of recursive call: 6 dim-0 vars, and 2 xjuncts. [2020-10-20 06:17:20,898 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 6 variables, input treesize:71, output treesize:89 [2020-10-20 06:17:20,899 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-10-20 06:17:21,029 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-10-20 06:17:21,117 INFO L134 CoverageAnalysis]: Checked inductivity of 124 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 124 trivial. 0 not checked. [2020-10-20 06:17:21,118 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2020-10-20 06:17:21,118 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [14] total 18 [2020-10-20 06:17:21,118 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1363449513] [2020-10-20 06:17:21,119 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-10-20 06:17:21,119 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-20 06:17:21,119 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-10-20 06:17:21,120 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=80, Invalid=226, Unknown=0, NotChecked=0, Total=306 [2020-10-20 06:17:21,120 INFO L87 Difference]: Start difference. First operand 92 states and 96 transitions. Second operand 6 states. [2020-10-20 06:17:21,449 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-20 06:17:21,450 INFO L93 Difference]: Finished difference Result 91 states and 95 transitions. [2020-10-20 06:17:21,450 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-10-20 06:17:21,450 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 59 [2020-10-20 06:17:21,451 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-20 06:17:21,452 INFO L225 Difference]: With dead ends: 91 [2020-10-20 06:17:21,452 INFO L226 Difference]: Without dead ends: 91 [2020-10-20 06:17:21,453 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 78 GetRequests, 7 SyntacticMatches, 53 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 584 ImplicationChecksByTransitivity, 2.6s TimeCoverageRelationStatistics Valid=88, Invalid=292, Unknown=0, NotChecked=0, Total=380 [2020-10-20 06:17:21,453 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 91 states. [2020-10-20 06:17:21,455 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 91 to 91. [2020-10-20 06:17:21,456 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 91 states. [2020-10-20 06:17:21,456 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 91 states and 95 transitions. [2020-10-20 06:17:21,456 INFO L78 Accepts]: Start accepts. Automaton has 91 states and 95 transitions. Word has length 59 [2020-10-20 06:17:21,457 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-20 06:17:21,457 INFO L481 AbstractCegarLoop]: Abstraction has 91 states and 95 transitions. [2020-10-20 06:17:21,457 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-10-20 06:17:21,457 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 95 transitions. [2020-10-20 06:17:21,458 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2020-10-20 06:17:21,458 INFO L414 BasicCegarLoop]: Found error trace [2020-10-20 06:17:21,458 INFO L422 BasicCegarLoop]: trace histogram [9, 9, 9, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-20 06:17:21,660 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16,15 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-10-20 06:17:21,661 INFO L429 AbstractCegarLoop]: === Iteration 18 === [getNumbers3Err2REQUIRES_VIOLATION, getNumbers3Err3REQUIRES_VIOLATION, getNumbers3Err1REQUIRES_VIOLATION, getNumbers3Err0REQUIRES_VIOLATION, getNumbers2Err1REQUIRES_VIOLATION, getNumbers2Err0REQUIRES_VIOLATION, getNumbers2Err2REQUIRES_VIOLATION, getNumbers2Err3REQUIRES_VIOLATION, getNumbers4Err1REQUIRES_VIOLATION, getNumbers4Err0REQUIRES_VIOLATION, getNumbers4Err2REQUIRES_VIOLATION, getNumbers4Err3REQUIRES_VIOLATION, mainErr2ENSURES_VIOLATIONMEMORY_LEAK, mainErr0REQUIRES_VIOLATION, mainErr1REQUIRES_VIOLATION, getNumbersErr1REQUIRES_VIOLATION, getNumbersErr0REQUIRES_VIOLATION]=== [2020-10-20 06:17:21,661 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-20 06:17:21,661 INFO L82 PathProgramCache]: Analyzing trace with hash 968105694, now seen corresponding path program 1 times [2020-10-20 06:17:21,662 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-20 06:17:21,662 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [773570642] [2020-10-20 06:17:21,662 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-20 06:17:21,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 06:17:21,728 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-20 06:17:21,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 06:17:21,741 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-20 06:17:21,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 06:17:21,762 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-20 06:17:21,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 06:17:21,901 INFO L134 CoverageAnalysis]: Checked inductivity of 124 backedges. 0 proven. 117 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2020-10-20 06:17:21,901 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [773570642] [2020-10-20 06:17:21,902 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [604599388] [2020-10-20 06:17:21,902 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY 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 [2020-10-20 06:17:21,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 06:17:21,970 INFO L263 TraceCheckSpWp]: Trace formula consists of 264 conjuncts, 11 conjunts are in the unsatisfiable core [2020-10-20 06:17:21,972 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-10-20 06:17:21,990 INFO L134 CoverageAnalysis]: Checked inductivity of 124 backedges. 0 proven. 117 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2020-10-20 06:17:21,991 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-10-20 06:17:21,991 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14, 12] total 14 [2020-10-20 06:17:21,991 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1557332450] [2020-10-20 06:17:21,992 INFO L461 AbstractCegarLoop]: Interpolant automaton has 14 states [2020-10-20 06:17:21,992 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-20 06:17:21,992 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2020-10-20 06:17:21,993 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=71, Invalid=111, Unknown=0, NotChecked=0, Total=182 [2020-10-20 06:17:21,993 INFO L87 Difference]: Start difference. First operand 91 states and 95 transitions. Second operand 14 states. [2020-10-20 06:17:22,205 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-20 06:17:22,206 INFO L93 Difference]: Finished difference Result 94 states and 98 transitions. [2020-10-20 06:17:22,206 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2020-10-20 06:17:22,206 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 59 [2020-10-20 06:17:22,207 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-20 06:17:22,208 INFO L225 Difference]: With dead ends: 94 [2020-10-20 06:17:22,208 INFO L226 Difference]: Without dead ends: 94 [2020-10-20 06:17:22,208 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 77 GetRequests, 64 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=85, Invalid=125, Unknown=0, NotChecked=0, Total=210 [2020-10-20 06:17:22,209 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 94 states. [2020-10-20 06:17:22,211 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 94 to 94. [2020-10-20 06:17:22,212 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 94 states. [2020-10-20 06:17:22,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 94 states and 98 transitions. [2020-10-20 06:17:22,212 INFO L78 Accepts]: Start accepts. Automaton has 94 states and 98 transitions. Word has length 59 [2020-10-20 06:17:22,213 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-20 06:17:22,213 INFO L481 AbstractCegarLoop]: Abstraction has 94 states and 98 transitions. [2020-10-20 06:17:22,213 INFO L482 AbstractCegarLoop]: Interpolant automaton has 14 states. [2020-10-20 06:17:22,213 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 98 transitions. [2020-10-20 06:17:22,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2020-10-20 06:17:22,214 INFO L414 BasicCegarLoop]: Found error trace [2020-10-20 06:17:22,214 INFO L422 BasicCegarLoop]: trace histogram [10, 10, 10, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-20 06:17:22,421 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 16 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable17 [2020-10-20 06:17:22,422 INFO L429 AbstractCegarLoop]: === Iteration 19 === [getNumbers3Err2REQUIRES_VIOLATION, getNumbers3Err3REQUIRES_VIOLATION, getNumbers3Err1REQUIRES_VIOLATION, getNumbers3Err0REQUIRES_VIOLATION, getNumbers2Err1REQUIRES_VIOLATION, getNumbers2Err0REQUIRES_VIOLATION, getNumbers2Err2REQUIRES_VIOLATION, getNumbers2Err3REQUIRES_VIOLATION, getNumbers4Err1REQUIRES_VIOLATION, getNumbers4Err0REQUIRES_VIOLATION, getNumbers4Err2REQUIRES_VIOLATION, getNumbers4Err3REQUIRES_VIOLATION, mainErr2ENSURES_VIOLATIONMEMORY_LEAK, mainErr0REQUIRES_VIOLATION, mainErr1REQUIRES_VIOLATION, getNumbersErr1REQUIRES_VIOLATION, getNumbersErr0REQUIRES_VIOLATION]=== [2020-10-20 06:17:22,422 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-20 06:17:22,422 INFO L82 PathProgramCache]: Analyzing trace with hash -317183977, now seen corresponding path program 2 times [2020-10-20 06:17:22,423 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-20 06:17:22,423 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [255536079] [2020-10-20 06:17:22,423 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-20 06:17:22,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 06:17:22,503 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-20 06:17:22,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 06:17:22,512 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-20 06:17:22,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 06:17:22,557 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-20 06:17:22,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 06:17:22,568 INFO L134 CoverageAnalysis]: Checked inductivity of 152 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2020-10-20 06:17:22,569 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [255536079] [2020-10-20 06:17:22,569 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [961742592] [2020-10-20 06:17:22,569 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 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 [2020-10-20 06:17:22,620 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2020-10-20 06:17:22,620 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-10-20 06:17:22,621 INFO L263 TraceCheckSpWp]: Trace formula consists of 162 conjuncts, 34 conjunts are in the unsatisfiable core [2020-10-20 06:17:22,624 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-10-20 06:17:22,635 INFO L441 ElimStorePlain]: Different costs {0=[|v_#length_38|], 9=[|v_#valid_44|]} [2020-10-20 06:17:22,645 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-10-20 06:17:22,646 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-10-20 06:17:22,647 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-10-20 06:17:22,686 INFO L350 Elim1Store]: treesize reduction 27, result has 50.9 percent of original size [2020-10-20 06:17:22,687 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 2 case distinctions, treesize of input 15 treesize of output 38 [2020-10-20 06:17:22,687 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-10-20 06:17:22,736 INFO L625 ElimStorePlain]: treesize reduction 10, result has 86.8 percent of original size [2020-10-20 06:17:22,854 INFO L350 Elim1Store]: treesize reduction 141, result has 23.8 percent of original size [2020-10-20 06:17:22,854 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 4 case distinctions, treesize of input 58 treesize of output 86 [2020-10-20 06:17:22,858 INFO L545 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-10-20 06:17:22,955 INFO L625 ElimStorePlain]: treesize reduction 36, result has 68.1 percent of original size [2020-10-20 06:17:22,957 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:22,957 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-10-20 06:17:22,958 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:22,959 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-10-20 06:17:22,959 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:22,960 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-10-20 06:17:22,960 INFO L545 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 2 dim-1 vars, End of recursive call: 3 dim-0 vars, and 1 xjuncts. [2020-10-20 06:17:22,961 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 5 variables, input treesize:54, output treesize:77 [2020-10-20 06:17:22,961 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:22,962 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-10-20 06:17:22,962 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:22,963 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-10-20 06:17:22,963 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:22,963 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-10-20 06:17:22,990 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:22,991 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-10-20 06:17:22,992 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:22,992 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-10-20 06:17:22,994 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:22,994 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-10-20 06:17:23,031 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:23,032 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-10-20 06:17:23,034 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:23,035 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-10-20 06:17:23,035 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:23,036 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-10-20 06:17:23,092 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:23,093 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-10-20 06:17:23,094 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:23,094 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-10-20 06:17:23,095 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:23,096 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-10-20 06:17:23,134 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:23,134 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-10-20 06:17:23,136 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:23,136 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-10-20 06:17:23,137 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:23,137 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-10-20 06:17:23,175 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:23,176 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-10-20 06:17:23,177 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:23,178 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-10-20 06:17:23,178 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:23,179 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-10-20 06:17:23,214 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:23,214 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-10-20 06:17:23,216 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:23,216 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-10-20 06:17:23,217 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:23,218 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-10-20 06:17:23,258 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:23,259 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-10-20 06:17:23,260 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:23,260 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-10-20 06:17:23,261 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:23,262 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-10-20 06:17:23,298 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:23,298 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-10-20 06:17:23,300 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:23,300 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-10-20 06:17:23,301 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:23,301 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-10-20 06:17:23,337 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:23,338 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-10-20 06:17:23,339 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:23,340 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-10-20 06:17:23,341 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:23,341 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-10-20 06:17:23,378 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:23,378 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-10-20 06:17:23,379 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:23,380 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-10-20 06:17:23,381 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:23,381 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-10-20 06:17:23,416 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:23,417 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-10-20 06:17:23,418 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:23,419 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-10-20 06:17:23,419 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:23,420 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-10-20 06:17:23,452 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:23,452 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-10-20 06:17:23,453 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:23,454 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-10-20 06:17:23,455 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:23,455 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-10-20 06:17:23,496 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:23,497 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-10-20 06:17:23,498 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:23,499 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-10-20 06:17:23,500 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:23,500 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-10-20 06:17:23,541 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:23,542 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-10-20 06:17:23,543 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:23,543 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-10-20 06:17:23,544 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:23,545 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-10-20 06:17:23,577 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:23,578 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-10-20 06:17:23,579 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:23,579 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-10-20 06:17:23,580 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:23,580 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-10-20 06:17:23,627 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:23,628 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-10-20 06:17:23,629 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:23,629 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-10-20 06:17:23,630 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:23,631 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-10-20 06:17:23,665 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:23,665 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-10-20 06:17:23,667 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:23,667 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-10-20 06:17:23,669 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:23,669 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-10-20 06:17:23,706 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:23,708 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-10-20 06:17:23,709 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:23,710 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-10-20 06:17:23,711 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:23,711 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-10-20 06:17:23,747 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:23,747 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-10-20 06:17:23,749 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:23,749 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-10-20 06:17:23,750 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:23,750 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-10-20 06:17:23,785 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:23,785 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-10-20 06:17:23,787 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:23,787 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-10-20 06:17:23,788 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:23,788 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-10-20 06:17:23,827 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:23,827 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-10-20 06:17:23,830 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:23,830 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-10-20 06:17:23,831 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:23,832 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-10-20 06:17:23,868 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:23,870 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-10-20 06:17:23,871 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:23,871 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-10-20 06:17:23,878 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:23,879 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-10-20 06:17:23,914 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:23,914 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-10-20 06:17:23,915 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:23,916 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-10-20 06:17:23,917 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:23,917 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-10-20 06:17:23,969 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:23,969 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-10-20 06:17:23,971 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:23,971 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-10-20 06:17:23,972 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:23,972 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-10-20 06:17:24,008 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:24,008 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-10-20 06:17:24,010 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:24,010 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-10-20 06:17:24,011 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:24,011 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-10-20 06:17:24,047 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:24,048 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-10-20 06:17:24,049 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:24,049 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-10-20 06:17:24,050 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:24,051 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-10-20 06:17:24,087 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:24,087 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-10-20 06:17:24,089 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:24,089 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-10-20 06:17:24,090 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:24,091 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-10-20 06:17:24,128 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:24,129 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-10-20 06:17:24,130 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:24,131 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-10-20 06:17:24,132 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:24,132 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-10-20 06:17:24,168 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:24,168 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-10-20 06:17:24,170 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:24,170 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-10-20 06:17:24,171 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:24,171 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-10-20 06:17:24,206 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:24,206 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-10-20 06:17:24,208 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:24,208 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-10-20 06:17:24,209 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:24,209 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-10-20 06:17:24,247 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:24,248 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-10-20 06:17:24,249 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:24,250 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-10-20 06:17:24,251 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:24,251 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-10-20 06:17:24,288 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:24,288 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-10-20 06:17:24,290 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:24,290 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-10-20 06:17:24,291 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:24,291 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-10-20 06:17:24,326 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:24,327 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-10-20 06:17:24,328 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:24,329 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-10-20 06:17:24,330 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:24,330 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-10-20 06:17:24,363 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:24,364 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-10-20 06:17:24,365 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:24,365 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-10-20 06:17:24,366 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:24,366 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-10-20 06:17:24,406 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:24,406 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-10-20 06:17:24,407 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:24,408 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-10-20 06:17:24,409 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:24,409 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-10-20 06:17:24,460 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:24,460 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-10-20 06:17:24,461 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:24,462 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-10-20 06:17:24,463 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:24,463 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-10-20 06:17:24,498 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:24,498 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-10-20 06:17:24,500 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:24,500 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-10-20 06:17:24,501 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:24,501 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-10-20 06:17:24,537 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:24,537 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-10-20 06:17:24,539 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:24,539 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-10-20 06:17:24,540 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:24,541 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-10-20 06:17:24,574 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:24,575 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-10-20 06:17:24,576 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:24,577 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-10-20 06:17:24,577 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:24,578 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-10-20 06:17:24,614 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:24,614 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-10-20 06:17:24,616 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:24,616 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-10-20 06:17:24,617 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:24,617 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-10-20 06:17:24,652 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:24,653 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-10-20 06:17:24,654 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:24,654 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-10-20 06:17:24,655 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:24,656 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-10-20 06:17:24,694 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:24,694 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-10-20 06:17:24,695 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:24,696 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-10-20 06:17:24,697 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:24,697 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-10-20 06:17:24,728 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:24,729 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-10-20 06:17:24,730 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:24,730 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-10-20 06:17:24,731 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:24,731 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-10-20 06:17:24,758 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:24,759 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-10-20 06:17:24,760 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:24,760 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-10-20 06:17:24,761 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:24,761 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-10-20 06:17:24,817 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:24,817 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-10-20 06:17:24,818 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:24,819 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-10-20 06:17:24,819 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:24,820 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-10-20 06:17:24,861 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:24,862 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-10-20 06:17:24,864 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:24,864 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-10-20 06:17:24,865 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:24,865 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-10-20 06:17:24,914 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:24,914 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-10-20 06:17:24,915 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:24,916 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-10-20 06:17:24,917 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:24,918 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-10-20 06:17:24,960 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:24,960 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-10-20 06:17:24,962 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:24,962 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-10-20 06:17:24,963 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:24,964 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-10-20 06:17:25,005 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:25,006 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-10-20 06:17:25,007 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:25,008 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-10-20 06:17:25,008 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:25,009 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-10-20 06:17:25,044 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:25,044 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-10-20 06:17:25,045 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:25,046 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-10-20 06:17:25,047 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:25,047 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-10-20 06:17:25,083 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:25,084 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-10-20 06:17:25,085 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:25,086 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-10-20 06:17:25,087 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:25,087 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-10-20 06:17:25,123 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:25,124 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-10-20 06:17:25,125 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:25,125 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-10-20 06:17:25,126 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:25,126 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-10-20 06:17:25,163 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:25,163 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-10-20 06:17:25,164 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:25,165 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-10-20 06:17:25,165 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:25,166 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-10-20 06:17:25,203 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:25,204 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-10-20 06:17:25,205 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:25,205 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-10-20 06:17:25,206 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:25,207 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-10-20 06:17:25,240 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:25,240 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-10-20 06:17:25,241 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:25,242 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-10-20 06:17:25,243 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:25,243 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-10-20 06:17:25,486 WARN L193 SmtUtils]: Spent 208.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 47 [2020-10-20 06:17:25,518 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:25,519 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-10-20 06:17:25,522 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:25,522 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-10-20 06:17:25,523 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[5, 3, 7, 1] term [2020-10-20 06:17:25,523 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 5 disjuncts [2020-10-20 06:17:25,526 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:25,527 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-10-20 06:17:25,531 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 4 disjuncts [2020-10-20 06:17:25,532 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:25,532 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-10-20 06:17:25,535 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:25,535 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-10-20 06:17:25,897 WARN L193 SmtUtils]: Spent 284.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 59 [2020-10-20 06:17:25,902 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-10-20 06:17:25,931 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-10-20 06:17:25,934 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-10-20 06:17:25,937 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-10-20 06:17:25,938 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-10-20 06:17:25,973 INFO L350 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-10-20 06:17:25,974 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 4 case distinctions, treesize of input 27 treesize of output 70 [2020-10-20 06:17:25,975 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-10-20 06:17:25,983 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-10-20 06:17:25,985 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-10-20 06:17:25,986 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-10-20 06:17:26,013 INFO L350 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-10-20 06:17:26,013 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 22 treesize of output 46 [2020-10-20 06:17:26,015 INFO L545 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-10-20 06:17:26,023 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-10-20 06:17:26,024 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-10-20 06:17:26,025 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-10-20 06:17:26,035 INFO L350 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-10-20 06:17:26,035 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 22 treesize of output 38 [2020-10-20 06:17:26,036 INFO L545 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2020-10-20 06:17:26,279 WARN L193 SmtUtils]: Spent 242.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 65 [2020-10-20 06:17:26,280 INFO L625 ElimStorePlain]: treesize reduction 64, result has 73.4 percent of original size [2020-10-20 06:17:26,320 INFO L350 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-10-20 06:17:26,320 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 5 case distinctions, treesize of input 21 treesize of output 53 [2020-10-20 06:17:26,321 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-10-20 06:17:26,322 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-10-20 06:17:26,323 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-10-20 06:17:26,324 INFO L545 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2020-10-20 06:17:26,383 INFO L350 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-10-20 06:17:26,383 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 2 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 8 case distinctions, treesize of input 26 treesize of output 80 [2020-10-20 06:17:26,384 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts [2020-10-20 06:17:26,384 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-10-20 06:17:26,386 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-10-20 06:17:26,387 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-10-20 06:17:26,389 INFO L545 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2020-10-20 06:17:26,396 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-10-20 06:17:26,397 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-10-20 06:17:26,399 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-10-20 06:17:26,401 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-10-20 06:17:26,419 INFO L350 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-10-20 06:17:26,420 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 6 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 4 case distinctions, treesize of input 26 treesize of output 48 [2020-10-20 06:17:26,421 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-10-20 06:17:26,422 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-10-20 06:17:26,423 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-10-20 06:17:26,425 INFO L545 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2020-10-20 06:17:26,585 WARN L193 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 66 [2020-10-20 06:17:26,586 INFO L625 ElimStorePlain]: treesize reduction 10, result has 93.9 percent of original size [2020-10-20 06:17:26,592 INFO L545 ElimStorePlain]: Start of recursive call 1: 6 dim-0 vars, 2 dim-1 vars, End of recursive call: 8 dim-0 vars, and 3 xjuncts. [2020-10-20 06:17:26,592 INFO L244 ElimStorePlain]: Needed 7 recursive calls to eliminate 8 variables, input treesize:180, output treesize:155 [2020-10-20 06:17:26,750 WARN L193 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 56 [2020-10-20 06:17:26,817 INFO L134 CoverageAnalysis]: Checked inductivity of 152 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 152 trivial. 0 not checked. [2020-10-20 06:17:26,818 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2020-10-20 06:17:26,818 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [7] total 11 [2020-10-20 06:17:26,818 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [7758731] [2020-10-20 06:17:26,818 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-10-20 06:17:26,818 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-20 06:17:26,819 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-10-20 06:17:26,819 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=86, Unknown=0, NotChecked=0, Total=110 [2020-10-20 06:17:26,819 INFO L87 Difference]: Start difference. First operand 94 states and 98 transitions. Second operand 6 states. [2020-10-20 06:17:27,069 WARN L193 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 67 [2020-10-20 06:17:27,397 WARN L193 SmtUtils]: Spent 295.00 ms on a formula simplification that was a NOOP. DAG size: 98 [2020-10-20 06:17:27,560 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-20 06:17:27,561 INFO L93 Difference]: Finished difference Result 101 states and 105 transitions. [2020-10-20 06:17:27,561 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-10-20 06:17:27,561 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 62 [2020-10-20 06:17:27,562 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-20 06:17:27,562 INFO L225 Difference]: With dead ends: 101 [2020-10-20 06:17:27,562 INFO L226 Difference]: Without dead ends: 101 [2020-10-20 06:17:27,563 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 75 GetRequests, 9 SyntacticMatches, 55 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 183 ImplicationChecksByTransitivity, 2.8s TimeCoverageRelationStatistics Valid=32, Invalid=124, Unknown=0, NotChecked=0, Total=156 [2020-10-20 06:17:27,563 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 101 states. [2020-10-20 06:17:27,565 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 101 to 96. [2020-10-20 06:17:27,565 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 96 states. [2020-10-20 06:17:27,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 96 states and 100 transitions. [2020-10-20 06:17:27,566 INFO L78 Accepts]: Start accepts. Automaton has 96 states and 100 transitions. Word has length 62 [2020-10-20 06:17:27,566 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-20 06:17:27,567 INFO L481 AbstractCegarLoop]: Abstraction has 96 states and 100 transitions. [2020-10-20 06:17:27,567 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-10-20 06:17:27,567 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 100 transitions. [2020-10-20 06:17:27,567 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2020-10-20 06:17:27,567 INFO L414 BasicCegarLoop]: Found error trace [2020-10-20 06:17:27,568 INFO L422 BasicCegarLoop]: trace histogram [10, 10, 10, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-20 06:17:27,769 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18,17 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-10-20 06:17:27,769 INFO L429 AbstractCegarLoop]: === Iteration 20 === [getNumbers3Err2REQUIRES_VIOLATION, getNumbers3Err3REQUIRES_VIOLATION, getNumbers3Err1REQUIRES_VIOLATION, getNumbers3Err0REQUIRES_VIOLATION, getNumbers2Err1REQUIRES_VIOLATION, getNumbers2Err0REQUIRES_VIOLATION, getNumbers2Err2REQUIRES_VIOLATION, getNumbers2Err3REQUIRES_VIOLATION, getNumbers4Err1REQUIRES_VIOLATION, getNumbers4Err0REQUIRES_VIOLATION, getNumbers4Err2REQUIRES_VIOLATION, getNumbers4Err3REQUIRES_VIOLATION, mainErr2ENSURES_VIOLATIONMEMORY_LEAK, mainErr0REQUIRES_VIOLATION, mainErr1REQUIRES_VIOLATION, getNumbersErr1REQUIRES_VIOLATION, getNumbersErr0REQUIRES_VIOLATION]=== [2020-10-20 06:17:27,770 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-20 06:17:27,770 INFO L82 PathProgramCache]: Analyzing trace with hash -1242768695, now seen corresponding path program 1 times [2020-10-20 06:17:27,770 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-20 06:17:27,770 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [610883632] [2020-10-20 06:17:27,770 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-20 06:17:27,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 06:17:27,836 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-20 06:17:27,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 06:17:27,845 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-20 06:17:27,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 06:17:27,854 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-20 06:17:27,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 06:17:27,866 INFO L134 CoverageAnalysis]: Checked inductivity of 152 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 152 trivial. 0 not checked. [2020-10-20 06:17:27,866 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [610883632] [2020-10-20 06:17:27,866 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-20 06:17:27,866 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-10-20 06:17:27,866 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1744745989] [2020-10-20 06:17:27,867 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-20 06:17:27,867 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-20 06:17:27,867 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-20 06:17:27,867 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-10-20 06:17:27,868 INFO L87 Difference]: Start difference. First operand 96 states and 100 transitions. Second operand 5 states. [2020-10-20 06:17:27,991 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-20 06:17:27,991 INFO L93 Difference]: Finished difference Result 95 states and 99 transitions. [2020-10-20 06:17:27,992 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-10-20 06:17:27,992 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 63 [2020-10-20 06:17:27,992 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-20 06:17:27,993 INFO L225 Difference]: With dead ends: 95 [2020-10-20 06:17:27,993 INFO L226 Difference]: Without dead ends: 95 [2020-10-20 06:17:27,993 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-10-20 06:17:27,994 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 95 states. [2020-10-20 06:17:27,995 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 95 to 95. [2020-10-20 06:17:27,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 95 states. [2020-10-20 06:17:27,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 95 states and 99 transitions. [2020-10-20 06:17:27,996 INFO L78 Accepts]: Start accepts. Automaton has 95 states and 99 transitions. Word has length 63 [2020-10-20 06:17:27,996 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-20 06:17:27,997 INFO L481 AbstractCegarLoop]: Abstraction has 95 states and 99 transitions. [2020-10-20 06:17:27,997 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-20 06:17:27,997 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 99 transitions. [2020-10-20 06:17:27,997 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2020-10-20 06:17:27,997 INFO L414 BasicCegarLoop]: Found error trace [2020-10-20 06:17:27,998 INFO L422 BasicCegarLoop]: trace histogram [10, 10, 10, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-20 06:17:27,998 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2020-10-20 06:17:27,998 INFO L429 AbstractCegarLoop]: === Iteration 21 === [getNumbers3Err2REQUIRES_VIOLATION, getNumbers3Err3REQUIRES_VIOLATION, getNumbers3Err1REQUIRES_VIOLATION, getNumbers3Err0REQUIRES_VIOLATION, getNumbers2Err1REQUIRES_VIOLATION, getNumbers2Err0REQUIRES_VIOLATION, getNumbers2Err2REQUIRES_VIOLATION, getNumbers2Err3REQUIRES_VIOLATION, getNumbers4Err1REQUIRES_VIOLATION, getNumbers4Err0REQUIRES_VIOLATION, getNumbers4Err2REQUIRES_VIOLATION, getNumbers4Err3REQUIRES_VIOLATION, mainErr2ENSURES_VIOLATIONMEMORY_LEAK, mainErr0REQUIRES_VIOLATION, mainErr1REQUIRES_VIOLATION, getNumbersErr1REQUIRES_VIOLATION, getNumbersErr0REQUIRES_VIOLATION]=== [2020-10-20 06:17:27,998 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-20 06:17:27,998 INFO L82 PathProgramCache]: Analyzing trace with hash -1242768694, now seen corresponding path program 1 times [2020-10-20 06:17:27,998 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-20 06:17:27,999 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1873010443] [2020-10-20 06:17:27,999 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-20 06:17:28,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 06:17:28,046 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-20 06:17:28,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 06:17:28,059 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-20 06:17:28,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 06:17:28,090 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-20 06:17:28,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 06:17:28,103 INFO L134 CoverageAnalysis]: Checked inductivity of 152 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2020-10-20 06:17:28,104 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1873010443] [2020-10-20 06:17:28,104 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [293269178] [2020-10-20 06:17:28,104 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY 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 [2020-10-20 06:17:28,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 06:17:28,183 INFO L263 TraceCheckSpWp]: Trace formula consists of 278 conjuncts, 4 conjunts are in the unsatisfiable core [2020-10-20 06:17:28,185 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-10-20 06:17:28,192 INFO L134 CoverageAnalysis]: Checked inductivity of 152 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2020-10-20 06:17:28,192 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-10-20 06:17:28,193 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 5] total 7 [2020-10-20 06:17:28,193 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1074955002] [2020-10-20 06:17:28,194 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-10-20 06:17:28,194 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-20 06:17:28,194 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-20 06:17:28,194 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2020-10-20 06:17:28,194 INFO L87 Difference]: Start difference. First operand 95 states and 99 transitions. Second operand 7 states. [2020-10-20 06:17:28,403 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-20 06:17:28,403 INFO L93 Difference]: Finished difference Result 104 states and 108 transitions. [2020-10-20 06:17:28,404 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-10-20 06:17:28,404 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 63 [2020-10-20 06:17:28,405 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-20 06:17:28,406 INFO L225 Difference]: With dead ends: 104 [2020-10-20 06:17:28,406 INFO L226 Difference]: Without dead ends: 104 [2020-10-20 06:17:28,407 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 74 GetRequests, 69 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2020-10-20 06:17:28,407 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 104 states. [2020-10-20 06:17:28,410 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 104 to 100. [2020-10-20 06:17:28,411 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 100 states. [2020-10-20 06:17:28,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 100 states and 104 transitions. [2020-10-20 06:17:28,412 INFO L78 Accepts]: Start accepts. Automaton has 100 states and 104 transitions. Word has length 63 [2020-10-20 06:17:28,413 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-20 06:17:28,413 INFO L481 AbstractCegarLoop]: Abstraction has 100 states and 104 transitions. [2020-10-20 06:17:28,413 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-10-20 06:17:28,413 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 104 transitions. [2020-10-20 06:17:28,414 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2020-10-20 06:17:28,415 INFO L414 BasicCegarLoop]: Found error trace [2020-10-20 06:17:28,415 INFO L422 BasicCegarLoop]: trace histogram [10, 10, 10, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-20 06:17:28,628 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 18 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable20 [2020-10-20 06:17:28,629 INFO L429 AbstractCegarLoop]: === Iteration 22 === [getNumbers3Err2REQUIRES_VIOLATION, getNumbers3Err3REQUIRES_VIOLATION, getNumbers3Err1REQUIRES_VIOLATION, getNumbers3Err0REQUIRES_VIOLATION, getNumbers2Err1REQUIRES_VIOLATION, getNumbers2Err0REQUIRES_VIOLATION, getNumbers2Err2REQUIRES_VIOLATION, getNumbers2Err3REQUIRES_VIOLATION, getNumbers4Err1REQUIRES_VIOLATION, getNumbers4Err0REQUIRES_VIOLATION, getNumbers4Err2REQUIRES_VIOLATION, getNumbers4Err3REQUIRES_VIOLATION, mainErr2ENSURES_VIOLATIONMEMORY_LEAK, mainErr0REQUIRES_VIOLATION, mainErr1REQUIRES_VIOLATION, getNumbersErr1REQUIRES_VIOLATION, getNumbersErr0REQUIRES_VIOLATION]=== [2020-10-20 06:17:28,629 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-20 06:17:28,630 INFO L82 PathProgramCache]: Analyzing trace with hash 446605052, now seen corresponding path program 2 times [2020-10-20 06:17:28,630 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-20 06:17:28,630 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1860440016] [2020-10-20 06:17:28,630 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-20 06:17:28,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 06:17:28,713 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-20 06:17:28,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 06:17:28,723 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-20 06:17:28,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 06:17:28,818 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-20 06:17:28,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 06:17:28,842 INFO L134 CoverageAnalysis]: Checked inductivity of 163 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2020-10-20 06:17:28,843 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1860440016] [2020-10-20 06:17:28,843 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [230343004] [2020-10-20 06:17:28,844 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 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 [2020-10-20 06:17:28,945 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2020-10-20 06:17:28,946 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-10-20 06:17:28,947 INFO L263 TraceCheckSpWp]: Trace formula consists of 168 conjuncts, 6 conjunts are in the unsatisfiable core [2020-10-20 06:17:28,950 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-10-20 06:17:28,967 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2020-10-20 06:17:28,968 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-10-20 06:17:28,983 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-20 06:17:28,984 INFO L545 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2020-10-20 06:17:28,984 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:13, output treesize:12 [2020-10-20 06:17:29,016 INFO L134 CoverageAnalysis]: Checked inductivity of 163 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 163 trivial. 0 not checked. [2020-10-20 06:17:29,016 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2020-10-20 06:17:29,017 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [8] total 9 [2020-10-20 06:17:29,017 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [441336251] [2020-10-20 06:17:29,018 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-20 06:17:29,018 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-20 06:17:29,019 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-20 06:17:29,019 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=50, Unknown=0, NotChecked=0, Total=72 [2020-10-20 06:17:29,019 INFO L87 Difference]: Start difference. First operand 100 states and 104 transitions. Second operand 3 states. [2020-10-20 06:17:29,073 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-20 06:17:29,073 INFO L93 Difference]: Finished difference Result 103 states and 107 transitions. [2020-10-20 06:17:29,076 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-20 06:17:29,076 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 68 [2020-10-20 06:17:29,077 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-20 06:17:29,077 INFO L225 Difference]: With dead ends: 103 [2020-10-20 06:17:29,078 INFO L226 Difference]: Without dead ends: 103 [2020-10-20 06:17:29,078 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 80 GetRequests, 73 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=22, Invalid=50, Unknown=0, NotChecked=0, Total=72 [2020-10-20 06:17:29,079 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 103 states. [2020-10-20 06:17:29,081 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 103 to 101. [2020-10-20 06:17:29,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 101 states. [2020-10-20 06:17:29,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 101 states and 105 transitions. [2020-10-20 06:17:29,083 INFO L78 Accepts]: Start accepts. Automaton has 101 states and 105 transitions. Word has length 68 [2020-10-20 06:17:29,085 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-20 06:17:29,085 INFO L481 AbstractCegarLoop]: Abstraction has 101 states and 105 transitions. [2020-10-20 06:17:29,085 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-20 06:17:29,086 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 105 transitions. [2020-10-20 06:17:29,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2020-10-20 06:17:29,087 INFO L414 BasicCegarLoop]: Found error trace [2020-10-20 06:17:29,088 INFO L422 BasicCegarLoop]: trace histogram [10, 10, 10, 3, 3, 3, 3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-20 06:17:29,292 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 19 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable21 [2020-10-20 06:17:29,292 INFO L429 AbstractCegarLoop]: === Iteration 23 === [getNumbers3Err2REQUIRES_VIOLATION, getNumbers3Err3REQUIRES_VIOLATION, getNumbers3Err1REQUIRES_VIOLATION, getNumbers3Err0REQUIRES_VIOLATION, getNumbers2Err1REQUIRES_VIOLATION, getNumbers2Err0REQUIRES_VIOLATION, getNumbers2Err2REQUIRES_VIOLATION, getNumbers2Err3REQUIRES_VIOLATION, getNumbers4Err1REQUIRES_VIOLATION, getNumbers4Err0REQUIRES_VIOLATION, getNumbers4Err2REQUIRES_VIOLATION, getNumbers4Err3REQUIRES_VIOLATION, mainErr2ENSURES_VIOLATIONMEMORY_LEAK, mainErr0REQUIRES_VIOLATION, mainErr1REQUIRES_VIOLATION, getNumbersErr1REQUIRES_VIOLATION, getNumbersErr0REQUIRES_VIOLATION]=== [2020-10-20 06:17:29,293 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-20 06:17:29,293 INFO L82 PathProgramCache]: Analyzing trace with hash -860049249, now seen corresponding path program 1 times [2020-10-20 06:17:29,293 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-20 06:17:29,293 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [238372639] [2020-10-20 06:17:29,293 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-20 06:17:29,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 06:17:29,349 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-20 06:17:29,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 06:17:29,358 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-20 06:17:29,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 06:17:29,400 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-20 06:17:29,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 06:17:29,419 INFO L134 CoverageAnalysis]: Checked inductivity of 165 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 147 trivial. 0 not checked. [2020-10-20 06:17:29,420 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [238372639] [2020-10-20 06:17:29,420 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2029055757] [2020-10-20 06:17:29,420 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY 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 [2020-10-20 06:17:29,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 06:17:29,539 INFO L263 TraceCheckSpWp]: Trace formula consists of 302 conjuncts, 5 conjunts are in the unsatisfiable core [2020-10-20 06:17:29,541 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-10-20 06:17:29,550 INFO L134 CoverageAnalysis]: Checked inductivity of 165 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 147 trivial. 0 not checked. [2020-10-20 06:17:29,550 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-10-20 06:17:29,550 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 6] total 8 [2020-10-20 06:17:29,551 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2093985412] [2020-10-20 06:17:29,551 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-20 06:17:29,551 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-20 06:17:29,551 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-20 06:17:29,552 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=36, Unknown=0, NotChecked=0, Total=56 [2020-10-20 06:17:29,552 INFO L87 Difference]: Start difference. First operand 101 states and 105 transitions. Second operand 8 states. [2020-10-20 06:17:29,707 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-20 06:17:29,707 INFO L93 Difference]: Finished difference Result 110 states and 114 transitions. [2020-10-20 06:17:29,708 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-10-20 06:17:29,708 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 72 [2020-10-20 06:17:29,708 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-20 06:17:29,709 INFO L225 Difference]: With dead ends: 110 [2020-10-20 06:17:29,709 INFO L226 Difference]: Without dead ends: 110 [2020-10-20 06:17:29,710 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 84 GetRequests, 78 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=20, Invalid=36, Unknown=0, NotChecked=0, Total=56 [2020-10-20 06:17:29,710 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 110 states. [2020-10-20 06:17:29,712 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 110 to 106. [2020-10-20 06:17:29,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 106 states. [2020-10-20 06:17:29,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 106 states and 110 transitions. [2020-10-20 06:17:29,713 INFO L78 Accepts]: Start accepts. Automaton has 106 states and 110 transitions. Word has length 72 [2020-10-20 06:17:29,714 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-20 06:17:29,714 INFO L481 AbstractCegarLoop]: Abstraction has 106 states and 110 transitions. [2020-10-20 06:17:29,714 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-20 06:17:29,714 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 110 transitions. [2020-10-20 06:17:29,714 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2020-10-20 06:17:29,715 INFO L414 BasicCegarLoop]: Found error trace [2020-10-20 06:17:29,715 INFO L422 BasicCegarLoop]: trace histogram [10, 10, 10, 4, 4, 4, 4, 4, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-20 06:17:29,920 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 20 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable22 [2020-10-20 06:17:29,920 INFO L429 AbstractCegarLoop]: === Iteration 24 === [getNumbers3Err2REQUIRES_VIOLATION, getNumbers3Err3REQUIRES_VIOLATION, getNumbers3Err1REQUIRES_VIOLATION, getNumbers3Err0REQUIRES_VIOLATION, getNumbers2Err1REQUIRES_VIOLATION, getNumbers2Err0REQUIRES_VIOLATION, getNumbers2Err2REQUIRES_VIOLATION, getNumbers2Err3REQUIRES_VIOLATION, getNumbers4Err1REQUIRES_VIOLATION, getNumbers4Err0REQUIRES_VIOLATION, getNumbers4Err2REQUIRES_VIOLATION, getNumbers4Err3REQUIRES_VIOLATION, mainErr2ENSURES_VIOLATIONMEMORY_LEAK, mainErr0REQUIRES_VIOLATION, mainErr1REQUIRES_VIOLATION, getNumbersErr1REQUIRES_VIOLATION, getNumbersErr0REQUIRES_VIOLATION]=== [2020-10-20 06:17:29,921 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-20 06:17:29,921 INFO L82 PathProgramCache]: Analyzing trace with hash 1537768621, now seen corresponding path program 2 times [2020-10-20 06:17:29,921 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-20 06:17:29,921 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [126276387] [2020-10-20 06:17:29,921 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-20 06:17:29,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 06:17:29,998 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-20 06:17:30,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 06:17:30,007 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-20 06:17:30,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 06:17:30,060 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-20 06:17:30,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 06:17:30,082 INFO L134 CoverageAnalysis]: Checked inductivity of 181 backedges. 0 proven. 34 refuted. 0 times theorem prover too weak. 147 trivial. 0 not checked. [2020-10-20 06:17:30,082 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [126276387] [2020-10-20 06:17:30,083 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [995125406] [2020-10-20 06:17:30,083 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 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 [2020-10-20 06:17:30,210 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2020-10-20 06:17:30,211 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-10-20 06:17:30,213 INFO L263 TraceCheckSpWp]: Trace formula consists of 317 conjuncts, 6 conjunts are in the unsatisfiable core [2020-10-20 06:17:30,215 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-10-20 06:17:30,232 INFO L134 CoverageAnalysis]: Checked inductivity of 181 backedges. 0 proven. 34 refuted. 0 times theorem prover too weak. 147 trivial. 0 not checked. [2020-10-20 06:17:30,232 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-10-20 06:17:30,233 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 7] total 9 [2020-10-20 06:17:30,233 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [512319508] [2020-10-20 06:17:30,233 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-20 06:17:30,234 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-20 06:17:30,234 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-20 06:17:30,234 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=46, Unknown=0, NotChecked=0, Total=72 [2020-10-20 06:17:30,234 INFO L87 Difference]: Start difference. First operand 106 states and 110 transitions. Second operand 9 states. [2020-10-20 06:17:30,456 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-20 06:17:30,456 INFO L93 Difference]: Finished difference Result 115 states and 119 transitions. [2020-10-20 06:17:30,457 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-10-20 06:17:30,457 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 77 [2020-10-20 06:17:30,458 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-20 06:17:30,458 INFO L225 Difference]: With dead ends: 115 [2020-10-20 06:17:30,459 INFO L226 Difference]: Without dead ends: 115 [2020-10-20 06:17:30,459 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 90 GetRequests, 83 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=26, Invalid=46, Unknown=0, NotChecked=0, Total=72 [2020-10-20 06:17:30,459 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 115 states. [2020-10-20 06:17:30,463 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 115 to 111. [2020-10-20 06:17:30,463 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 111 states. [2020-10-20 06:17:30,464 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 111 states and 115 transitions. [2020-10-20 06:17:30,464 INFO L78 Accepts]: Start accepts. Automaton has 111 states and 115 transitions. Word has length 77 [2020-10-20 06:17:30,464 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-20 06:17:30,464 INFO L481 AbstractCegarLoop]: Abstraction has 111 states and 115 transitions. [2020-10-20 06:17:30,465 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-20 06:17:30,465 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 115 transitions. [2020-10-20 06:17:30,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2020-10-20 06:17:30,466 INFO L414 BasicCegarLoop]: Found error trace [2020-10-20 06:17:30,466 INFO L422 BasicCegarLoop]: trace histogram [10, 10, 10, 5, 5, 5, 5, 5, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-20 06:17:30,679 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 21 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable23 [2020-10-20 06:17:30,680 INFO L429 AbstractCegarLoop]: === Iteration 25 === [getNumbers3Err2REQUIRES_VIOLATION, getNumbers3Err3REQUIRES_VIOLATION, getNumbers3Err1REQUIRES_VIOLATION, getNumbers3Err0REQUIRES_VIOLATION, getNumbers2Err1REQUIRES_VIOLATION, getNumbers2Err0REQUIRES_VIOLATION, getNumbers2Err2REQUIRES_VIOLATION, getNumbers2Err3REQUIRES_VIOLATION, getNumbers4Err1REQUIRES_VIOLATION, getNumbers4Err0REQUIRES_VIOLATION, getNumbers4Err2REQUIRES_VIOLATION, getNumbers4Err3REQUIRES_VIOLATION, mainErr2ENSURES_VIOLATIONMEMORY_LEAK, mainErr0REQUIRES_VIOLATION, mainErr1REQUIRES_VIOLATION, getNumbersErr1REQUIRES_VIOLATION, getNumbersErr0REQUIRES_VIOLATION]=== [2020-10-20 06:17:30,680 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-20 06:17:30,680 INFO L82 PathProgramCache]: Analyzing trace with hash -1675622049, now seen corresponding path program 3 times [2020-10-20 06:17:30,680 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-20 06:17:30,680 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [695503152] [2020-10-20 06:17:30,680 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-20 06:17:30,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 06:17:30,740 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-20 06:17:30,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 06:17:30,748 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-20 06:17:30,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 06:17:30,813 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-20 06:17:30,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 06:17:30,831 INFO L134 CoverageAnalysis]: Checked inductivity of 202 backedges. 0 proven. 55 refuted. 0 times theorem prover too weak. 147 trivial. 0 not checked. [2020-10-20 06:17:30,831 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [695503152] [2020-10-20 06:17:30,831 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [218720332] [2020-10-20 06:17:30,831 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 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 [2020-10-20 06:17:30,897 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) [2020-10-20 06:17:30,897 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-10-20 06:17:30,899 INFO L263 TraceCheckSpWp]: Trace formula consists of 200 conjuncts, 31 conjunts are in the unsatisfiable core [2020-10-20 06:17:30,901 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-10-20 06:17:30,997 INFO L350 Elim1Store]: treesize reduction 141, result has 23.8 percent of original size [2020-10-20 06:17:30,998 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 4 case distinctions, treesize of input 148 treesize of output 170 [2020-10-20 06:17:31,000 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-10-20 06:17:31,085 INFO L625 ElimStorePlain]: treesize reduction 107, result has 33.5 percent of original size [2020-10-20 06:17:31,087 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:31,088 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:31,089 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:31,089 INFO L545 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-1 vars, End of recursive call: 3 dim-0 vars, and 1 xjuncts. [2020-10-20 06:17:31,090 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 4 variables, input treesize:39, output treesize:54 [2020-10-20 06:17:31,090 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:31,091 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:31,091 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:31,116 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:31,118 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:31,118 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:31,162 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:31,163 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:31,164 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:31,208 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:31,210 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:31,211 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:31,261 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:31,263 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:31,264 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:31,309 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:31,310 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:31,311 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:31,350 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:31,351 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:31,352 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:31,387 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:31,389 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:31,390 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:31,427 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:31,428 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:31,429 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:31,467 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:31,468 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:31,469 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:31,505 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:31,507 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:31,508 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:31,558 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:31,559 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:31,560 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:31,605 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:31,607 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:31,608 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:31,654 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:31,655 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:31,656 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:31,693 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:31,694 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:31,695 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:31,732 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:31,734 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:31,735 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:31,784 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:31,785 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:31,786 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:31,822 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:31,823 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:31,823 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:31,859 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:31,860 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:31,861 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:31,895 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:31,896 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:31,897 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:31,932 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:31,933 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:31,934 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:31,967 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:31,969 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:31,969 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:32,002 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:32,003 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:32,004 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:32,043 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:32,044 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:32,045 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:32,076 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:32,077 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:32,078 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:32,110 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:32,111 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:32,111 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:32,144 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:32,145 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:32,146 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:32,185 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:32,186 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:32,186 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:32,224 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:32,225 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:32,226 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:32,267 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:32,268 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:32,268 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:32,299 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:32,300 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:32,301 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:32,340 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:32,341 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:32,341 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:32,374 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:32,376 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:32,376 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:32,408 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:32,409 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:32,410 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:32,448 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:32,449 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:32,450 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:32,480 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:32,481 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:32,482 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:32,512 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:32,513 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:32,513 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:32,551 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:32,552 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:32,553 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:32,589 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:32,590 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:32,591 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:32,628 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:32,629 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:32,629 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:32,661 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:32,663 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:32,663 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:32,706 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:32,707 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:32,708 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:32,750 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:32,751 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:32,752 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:32,787 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:32,788 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:32,789 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:32,822 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:32,823 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:32,823 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:32,857 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:32,858 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:32,859 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:32,897 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:32,898 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:32,899 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:32,934 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:32,935 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:32,936 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:32,970 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:32,971 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:32,972 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:33,015 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:33,017 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:33,018 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:33,052 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:33,054 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:33,055 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:33,098 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:33,099 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:33,099 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:33,148 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:33,150 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:33,151 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:33,194 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:33,195 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:33,196 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:33,248 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:33,250 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:33,251 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:33,297 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:33,298 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:33,299 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:33,336 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:33,337 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:33,338 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:33,378 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:33,379 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:33,380 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:33,415 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:33,417 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:33,418 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:33,455 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:33,456 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:33,457 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:33,496 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:33,497 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:33,498 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:33,536 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:33,547 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:33,548 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:33,579 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:33,580 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:33,581 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:33,615 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:33,616 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:33,616 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:33,649 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:33,650 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:33,650 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:33,684 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:33,685 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:33,686 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:33,721 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:33,722 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:33,722 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:33,878 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-10-20 06:17:33,973 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-10-20 06:17:34,139 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 7, 1] term [2020-10-20 06:17:34,140 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-10-20 06:17:34,142 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:34,143 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:34,144 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[4, 2, 6, 1] term [2020-10-20 06:17:34,144 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-10-20 06:17:34,145 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:34,149 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:34,151 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-10-20 06:17:34,153 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:34,154 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:34,156 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:34,157 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:34,159 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:34,161 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:34,161 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-20 06:17:34,447 WARN L193 SmtUtils]: Spent 193.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 65 [2020-10-20 06:17:34,453 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-10-20 06:17:34,474 INFO L441 ElimStorePlain]: Different costs {3=[|v_#length_41|], 36=[|v_#valid_47|]} [2020-10-20 06:17:34,486 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-10-20 06:17:34,492 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 21 [2020-10-20 06:17:34,492 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-10-20 06:17:34,499 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-10-20 06:17:34,503 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 21 [2020-10-20 06:17:34,504 INFO L545 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-10-20 06:17:34,510 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-10-20 06:17:34,513 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 21 [2020-10-20 06:17:34,514 INFO L545 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2020-10-20 06:17:34,615 WARN L193 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 69 [2020-10-20 06:17:34,616 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-20 06:17:34,680 INFO L350 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-10-20 06:17:34,681 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 3 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 7 case distinctions, treesize of input 26 treesize of output 72 [2020-10-20 06:17:34,682 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts [2020-10-20 06:17:34,691 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-10-20 06:17:34,692 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-10-20 06:17:34,693 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-10-20 06:17:34,698 INFO L545 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2020-10-20 06:17:34,717 INFO L350 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-10-20 06:17:34,718 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 16 treesize of output 26 [2020-10-20 06:17:34,719 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-10-20 06:17:34,720 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-10-20 06:17:34,721 INFO L545 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2020-10-20 06:17:34,800 INFO L350 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-10-20 06:17:34,800 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 6 select indices, 6 select index equivalence classes, 3 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 12 case distinctions, treesize of input 31 treesize of output 115 [2020-10-20 06:17:34,802 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 6 disjuncts [2020-10-20 06:17:34,803 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts [2020-10-20 06:17:34,803 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-10-20 06:17:34,804 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-10-20 06:17:34,804 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-10-20 06:17:34,814 INFO L545 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2020-10-20 06:17:34,997 WARN L193 SmtUtils]: Spent 182.00 ms on a formula simplification. DAG size of input: 72 DAG size of output: 64 [2020-10-20 06:17:34,998 INFO L625 ElimStorePlain]: treesize reduction 22, result has 87.1 percent of original size [2020-10-20 06:17:35,001 INFO L545 ElimStorePlain]: Start of recursive call 1: 7 dim-0 vars, 2 dim-1 vars, End of recursive call: 3 dim-0 vars, and 3 xjuncts. [2020-10-20 06:17:35,002 INFO L244 ElimStorePlain]: Needed 7 recursive calls to eliminate 9 variables, input treesize:177, output treesize:100 [2020-10-20 06:17:35,204 INFO L134 CoverageAnalysis]: Checked inductivity of 202 backedges. 13 proven. 2 refuted. 0 times theorem prover too weak. 187 trivial. 0 not checked. [2020-10-20 06:17:35,204 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-10-20 06:17:35,205 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 9] total 18 [2020-10-20 06:17:35,205 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [185281877] [2020-10-20 06:17:35,205 INFO L461 AbstractCegarLoop]: Interpolant automaton has 18 states [2020-10-20 06:17:35,205 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-20 06:17:35,206 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2020-10-20 06:17:35,207 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=251, Unknown=0, NotChecked=0, Total=306 [2020-10-20 06:17:35,207 INFO L87 Difference]: Start difference. First operand 111 states and 115 transitions. Second operand 18 states. [2020-10-20 06:17:36,055 WARN L193 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 62 DAG size of output: 49 [2020-10-20 06:17:36,516 WARN L193 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 50 [2020-10-20 06:17:36,695 WARN L193 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 55 [2020-10-20 06:17:36,902 WARN L193 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 60 [2020-10-20 06:17:37,059 WARN L193 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 52 [2020-10-20 06:17:37,337 WARN L193 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 57 [2020-10-20 06:17:37,698 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-20 06:17:37,698 INFO L93 Difference]: Finished difference Result 132 states and 137 transitions. [2020-10-20 06:17:37,699 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2020-10-20 06:17:37,699 INFO L78 Accepts]: Start accepts. Automaton has 18 states. Word has length 82 [2020-10-20 06:17:37,699 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-20 06:17:37,702 INFO L225 Difference]: With dead ends: 132 [2020-10-20 06:17:37,703 INFO L226 Difference]: Without dead ends: 132 [2020-10-20 06:17:37,703 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 111 GetRequests, 15 SyntacticMatches, 66 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 557 ImplicationChecksByTransitivity, 4.6s TimeCoverageRelationStatistics Valid=189, Invalid=803, Unknown=0, NotChecked=0, Total=992 [2020-10-20 06:17:37,704 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 132 states. [2020-10-20 06:17:37,706 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 132 to 120. [2020-10-20 06:17:37,706 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 120 states. [2020-10-20 06:17:37,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 120 states and 124 transitions. [2020-10-20 06:17:37,707 INFO L78 Accepts]: Start accepts. Automaton has 120 states and 124 transitions. Word has length 82 [2020-10-20 06:17:37,707 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-20 06:17:37,707 INFO L481 AbstractCegarLoop]: Abstraction has 120 states and 124 transitions. [2020-10-20 06:17:37,707 INFO L482 AbstractCegarLoop]: Interpolant automaton has 18 states. [2020-10-20 06:17:37,707 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 124 transitions. [2020-10-20 06:17:37,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2020-10-20 06:17:37,708 INFO L414 BasicCegarLoop]: Found error trace [2020-10-20 06:17:37,708 INFO L422 BasicCegarLoop]: trace histogram [10, 10, 10, 6, 6, 6, 6, 6, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-20 06:17:37,921 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 22 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable24 [2020-10-20 06:17:37,922 INFO L429 AbstractCegarLoop]: === Iteration 26 === [getNumbers3Err2REQUIRES_VIOLATION, getNumbers3Err3REQUIRES_VIOLATION, getNumbers3Err1REQUIRES_VIOLATION, getNumbers3Err0REQUIRES_VIOLATION, getNumbers2Err1REQUIRES_VIOLATION, getNumbers2Err0REQUIRES_VIOLATION, getNumbers2Err2REQUIRES_VIOLATION, getNumbers2Err3REQUIRES_VIOLATION, getNumbers4Err1REQUIRES_VIOLATION, getNumbers4Err0REQUIRES_VIOLATION, getNumbers4Err2REQUIRES_VIOLATION, getNumbers4Err3REQUIRES_VIOLATION, mainErr2ENSURES_VIOLATIONMEMORY_LEAK, mainErr0REQUIRES_VIOLATION, mainErr1REQUIRES_VIOLATION, getNumbersErr1REQUIRES_VIOLATION, getNumbersErr0REQUIRES_VIOLATION]=== [2020-10-20 06:17:37,922 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-20 06:17:37,922 INFO L82 PathProgramCache]: Analyzing trace with hash 1670701492, now seen corresponding path program 1 times [2020-10-20 06:17:37,922 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-20 06:17:37,923 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [934868618] [2020-10-20 06:17:37,923 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-20 06:17:37,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 06:17:37,979 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-20 06:17:37,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 06:17:37,986 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-20 06:17:37,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 06:17:38,064 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-20 06:17:38,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 06:17:38,082 INFO L134 CoverageAnalysis]: Checked inductivity of 229 backedges. 0 proven. 81 refuted. 0 times theorem prover too weak. 148 trivial. 0 not checked. [2020-10-20 06:17:38,083 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [934868618] [2020-10-20 06:17:38,083 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [119583234] [2020-10-20 06:17:38,083 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY 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 [2020-10-20 06:17:38,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 06:17:38,173 INFO L263 TraceCheckSpWp]: Trace formula consists of 353 conjuncts, 8 conjunts are in the unsatisfiable core [2020-10-20 06:17:38,175 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-10-20 06:17:38,190 INFO L134 CoverageAnalysis]: Checked inductivity of 229 backedges. 0 proven. 81 refuted. 0 times theorem prover too weak. 148 trivial. 0 not checked. [2020-10-20 06:17:38,190 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-10-20 06:17:38,191 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 9] total 11 [2020-10-20 06:17:38,191 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [403735471] [2020-10-20 06:17:38,191 INFO L461 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-10-20 06:17:38,192 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-20 06:17:38,192 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-10-20 06:17:38,192 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=41, Invalid=69, Unknown=0, NotChecked=0, Total=110 [2020-10-20 06:17:38,192 INFO L87 Difference]: Start difference. First operand 120 states and 124 transitions. Second operand 11 states. [2020-10-20 06:17:38,449 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-20 06:17:38,449 INFO L93 Difference]: Finished difference Result 129 states and 133 transitions. [2020-10-20 06:17:38,450 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-10-20 06:17:38,450 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 88 [2020-10-20 06:17:38,450 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-20 06:17:38,451 INFO L225 Difference]: With dead ends: 129 [2020-10-20 06:17:38,452 INFO L226 Difference]: Without dead ends: 129 [2020-10-20 06:17:38,452 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 103 GetRequests, 94 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=41, Invalid=69, Unknown=0, NotChecked=0, Total=110 [2020-10-20 06:17:38,452 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 129 states. [2020-10-20 06:17:38,459 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 129 to 125. [2020-10-20 06:17:38,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 125 states. [2020-10-20 06:17:38,460 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 125 states and 129 transitions. [2020-10-20 06:17:38,460 INFO L78 Accepts]: Start accepts. Automaton has 125 states and 129 transitions. Word has length 88 [2020-10-20 06:17:38,461 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-20 06:17:38,461 INFO L481 AbstractCegarLoop]: Abstraction has 125 states and 129 transitions. [2020-10-20 06:17:38,461 INFO L482 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-10-20 06:17:38,461 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 129 transitions. [2020-10-20 06:17:38,462 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2020-10-20 06:17:38,462 INFO L414 BasicCegarLoop]: Found error trace [2020-10-20 06:17:38,463 INFO L422 BasicCegarLoop]: trace histogram [10, 10, 10, 7, 7, 7, 7, 7, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-20 06:17:38,663 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable25,23 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-10-20 06:17:38,663 INFO L429 AbstractCegarLoop]: === Iteration 27 === [getNumbers3Err2REQUIRES_VIOLATION, getNumbers3Err3REQUIRES_VIOLATION, getNumbers3Err1REQUIRES_VIOLATION, getNumbers3Err0REQUIRES_VIOLATION, getNumbers2Err1REQUIRES_VIOLATION, getNumbers2Err0REQUIRES_VIOLATION, getNumbers2Err2REQUIRES_VIOLATION, getNumbers2Err3REQUIRES_VIOLATION, getNumbers4Err1REQUIRES_VIOLATION, getNumbers4Err0REQUIRES_VIOLATION, getNumbers4Err2REQUIRES_VIOLATION, getNumbers4Err3REQUIRES_VIOLATION, mainErr2ENSURES_VIOLATIONMEMORY_LEAK, mainErr0REQUIRES_VIOLATION, mainErr1REQUIRES_VIOLATION, getNumbersErr1REQUIRES_VIOLATION, getNumbersErr0REQUIRES_VIOLATION]=== [2020-10-20 06:17:38,663 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-20 06:17:38,664 INFO L82 PathProgramCache]: Analyzing trace with hash -2102210110, now seen corresponding path program 2 times [2020-10-20 06:17:38,664 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-20 06:17:38,664 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1549341258] [2020-10-20 06:17:38,664 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-20 06:17:38,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 06:17:38,725 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-20 06:17:38,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 06:17:38,732 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-20 06:17:38,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 06:17:38,856 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-20 06:17:38,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 06:17:38,890 INFO L134 CoverageAnalysis]: Checked inductivity of 260 backedges. 0 proven. 112 refuted. 0 times theorem prover too weak. 148 trivial. 0 not checked. [2020-10-20 06:17:38,890 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1549341258] [2020-10-20 06:17:38,891 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [918423147] [2020-10-20 06:17:38,891 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 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 [2020-10-20 06:17:38,975 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2020-10-20 06:17:38,976 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-10-20 06:17:38,978 INFO L263 TraceCheckSpWp]: Trace formula consists of 168 conjuncts, 10 conjunts are in the unsatisfiable core [2020-10-20 06:17:38,981 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-10-20 06:17:39,048 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2020-10-20 06:17:39,049 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-10-20 06:17:39,058 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-20 06:17:39,059 INFO L545 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2020-10-20 06:17:39,059 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:13, output treesize:12 [2020-10-20 06:17:39,180 INFO L134 CoverageAnalysis]: Checked inductivity of 260 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 258 trivial. 0 not checked. [2020-10-20 06:17:39,180 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-10-20 06:17:39,181 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 7] total 18 [2020-10-20 06:17:39,181 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1835767815] [2020-10-20 06:17:39,182 INFO L461 AbstractCegarLoop]: Interpolant automaton has 18 states [2020-10-20 06:17:39,182 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-20 06:17:39,183 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2020-10-20 06:17:39,183 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=64, Invalid=242, Unknown=0, NotChecked=0, Total=306 [2020-10-20 06:17:39,183 INFO L87 Difference]: Start difference. First operand 125 states and 129 transitions. Second operand 18 states. [2020-10-20 06:17:39,973 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-20 06:17:39,974 INFO L93 Difference]: Finished difference Result 133 states and 137 transitions. [2020-10-20 06:17:39,974 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2020-10-20 06:17:39,975 INFO L78 Accepts]: Start accepts. Automaton has 18 states. Word has length 93 [2020-10-20 06:17:39,975 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-20 06:17:39,976 INFO L225 Difference]: With dead ends: 133 [2020-10-20 06:17:39,976 INFO L226 Difference]: Without dead ends: 133 [2020-10-20 06:17:39,977 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 123 GetRequests, 94 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 148 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=179, Invalid=751, Unknown=0, NotChecked=0, Total=930 [2020-10-20 06:17:39,977 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 133 states. [2020-10-20 06:17:39,979 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 133 to 129. [2020-10-20 06:17:39,980 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 129 states. [2020-10-20 06:17:39,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 129 states and 133 transitions. [2020-10-20 06:17:39,981 INFO L78 Accepts]: Start accepts. Automaton has 129 states and 133 transitions. Word has length 93 [2020-10-20 06:17:39,981 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-20 06:17:39,981 INFO L481 AbstractCegarLoop]: Abstraction has 129 states and 133 transitions. [2020-10-20 06:17:39,982 INFO L482 AbstractCegarLoop]: Interpolant automaton has 18 states. [2020-10-20 06:17:39,982 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 133 transitions. [2020-10-20 06:17:39,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2020-10-20 06:17:39,983 INFO L414 BasicCegarLoop]: Found error trace [2020-10-20 06:17:39,983 INFO L422 BasicCegarLoop]: trace histogram [10, 10, 10, 8, 8, 8, 8, 8, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-20 06:17:40,195 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 24 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable26 [2020-10-20 06:17:40,196 INFO L429 AbstractCegarLoop]: === Iteration 28 === [getNumbers3Err2REQUIRES_VIOLATION, getNumbers3Err3REQUIRES_VIOLATION, getNumbers3Err1REQUIRES_VIOLATION, getNumbers3Err0REQUIRES_VIOLATION, getNumbers2Err1REQUIRES_VIOLATION, getNumbers2Err0REQUIRES_VIOLATION, getNumbers2Err2REQUIRES_VIOLATION, getNumbers2Err3REQUIRES_VIOLATION, getNumbers4Err1REQUIRES_VIOLATION, getNumbers4Err0REQUIRES_VIOLATION, getNumbers4Err2REQUIRES_VIOLATION, getNumbers4Err3REQUIRES_VIOLATION, mainErr2ENSURES_VIOLATIONMEMORY_LEAK, mainErr0REQUIRES_VIOLATION, mainErr1REQUIRES_VIOLATION, getNumbersErr1REQUIRES_VIOLATION, getNumbersErr0REQUIRES_VIOLATION]=== [2020-10-20 06:17:40,196 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-20 06:17:40,196 INFO L82 PathProgramCache]: Analyzing trace with hash 757483543, now seen corresponding path program 4 times [2020-10-20 06:17:40,197 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-20 06:17:40,197 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1909180606] [2020-10-20 06:17:40,197 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-20 06:17:40,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 06:17:40,281 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-20 06:17:40,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 06:17:40,289 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-20 06:17:40,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 06:17:40,397 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-20 06:17:40,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 06:17:40,416 INFO L134 CoverageAnalysis]: Checked inductivity of 302 backedges. 0 proven. 148 refuted. 0 times theorem prover too weak. 154 trivial. 0 not checked. [2020-10-20 06:17:40,417 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1909180606] [2020-10-20 06:17:40,417 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [397968580] [2020-10-20 06:17:40,417 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 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 [2020-10-20 06:17:40,504 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2020-10-20 06:17:40,504 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-10-20 06:17:40,506 INFO L263 TraceCheckSpWp]: Trace formula consists of 338 conjuncts, 10 conjunts are in the unsatisfiable core [2020-10-20 06:17:40,509 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-10-20 06:17:40,526 INFO L134 CoverageAnalysis]: Checked inductivity of 302 backedges. 0 proven. 148 refuted. 0 times theorem prover too weak. 154 trivial. 0 not checked. [2020-10-20 06:17:40,526 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-10-20 06:17:40,527 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 11] total 13 [2020-10-20 06:17:40,527 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [646349435] [2020-10-20 06:17:40,527 INFO L461 AbstractCegarLoop]: Interpolant automaton has 13 states [2020-10-20 06:17:40,528 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-20 06:17:40,528 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2020-10-20 06:17:40,528 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=60, Invalid=96, Unknown=0, NotChecked=0, Total=156 [2020-10-20 06:17:40,528 INFO L87 Difference]: Start difference. First operand 129 states and 133 transitions. Second operand 13 states. [2020-10-20 06:17:40,713 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-20 06:17:40,713 INFO L93 Difference]: Finished difference Result 138 states and 142 transitions. [2020-10-20 06:17:40,714 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2020-10-20 06:17:40,714 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 102 [2020-10-20 06:17:40,714 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-20 06:17:40,715 INFO L225 Difference]: With dead ends: 138 [2020-10-20 06:17:40,715 INFO L226 Difference]: Without dead ends: 138 [2020-10-20 06:17:40,716 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 119 GetRequests, 108 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=60, Invalid=96, Unknown=0, NotChecked=0, Total=156 [2020-10-20 06:17:40,716 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 138 states. [2020-10-20 06:17:40,718 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 138 to 134. [2020-10-20 06:17:40,719 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 134 states. [2020-10-20 06:17:40,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 134 states and 138 transitions. [2020-10-20 06:17:40,719 INFO L78 Accepts]: Start accepts. Automaton has 134 states and 138 transitions. Word has length 102 [2020-10-20 06:17:40,720 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-20 06:17:40,720 INFO L481 AbstractCegarLoop]: Abstraction has 134 states and 138 transitions. [2020-10-20 06:17:40,720 INFO L482 AbstractCegarLoop]: Interpolant automaton has 13 states. [2020-10-20 06:17:40,720 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 138 transitions. [2020-10-20 06:17:40,721 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2020-10-20 06:17:40,721 INFO L414 BasicCegarLoop]: Found error trace [2020-10-20 06:17:40,721 INFO L422 BasicCegarLoop]: trace histogram [10, 10, 10, 9, 9, 9, 9, 9, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-20 06:17:40,930 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable27,25 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-10-20 06:17:40,931 INFO L429 AbstractCegarLoop]: === Iteration 29 === [getNumbers3Err2REQUIRES_VIOLATION, getNumbers3Err3REQUIRES_VIOLATION, getNumbers3Err1REQUIRES_VIOLATION, getNumbers3Err0REQUIRES_VIOLATION, getNumbers2Err1REQUIRES_VIOLATION, getNumbers2Err0REQUIRES_VIOLATION, getNumbers2Err2REQUIRES_VIOLATION, getNumbers2Err3REQUIRES_VIOLATION, getNumbers4Err1REQUIRES_VIOLATION, getNumbers4Err0REQUIRES_VIOLATION, getNumbers4Err2REQUIRES_VIOLATION, getNumbers4Err3REQUIRES_VIOLATION, mainErr2ENSURES_VIOLATIONMEMORY_LEAK, mainErr0REQUIRES_VIOLATION, mainErr1REQUIRES_VIOLATION, getNumbersErr1REQUIRES_VIOLATION, getNumbersErr0REQUIRES_VIOLATION]=== [2020-10-20 06:17:40,931 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-20 06:17:40,931 INFO L82 PathProgramCache]: Analyzing trace with hash -1289746523, now seen corresponding path program 5 times [2020-10-20 06:17:40,931 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-20 06:17:40,932 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [734242419] [2020-10-20 06:17:40,932 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-20 06:17:40,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 06:17:40,991 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-20 06:17:40,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 06:17:40,998 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-20 06:17:41,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 06:17:41,128 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-20 06:17:41,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 06:17:41,149 INFO L134 CoverageAnalysis]: Checked inductivity of 343 backedges. 0 proven. 189 refuted. 0 times theorem prover too weak. 154 trivial. 0 not checked. [2020-10-20 06:17:41,149 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [734242419] [2020-10-20 06:17:41,149 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1973149283] [2020-10-20 06:17:41,150 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 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 [2020-10-20 06:17:43,073 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 11 check-sat command(s) [2020-10-20 06:17:43,073 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-10-20 06:17:43,087 INFO L263 TraceCheckSpWp]: Trace formula consists of 407 conjuncts, 11 conjunts are in the unsatisfiable core [2020-10-20 06:17:43,089 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-10-20 06:17:43,100 INFO L134 CoverageAnalysis]: Checked inductivity of 343 backedges. 0 proven. 189 refuted. 0 times theorem prover too weak. 154 trivial. 0 not checked. [2020-10-20 06:17:43,101 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-10-20 06:17:43,101 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14, 12] total 14 [2020-10-20 06:17:43,101 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1080333045] [2020-10-20 06:17:43,102 INFO L461 AbstractCegarLoop]: Interpolant automaton has 14 states [2020-10-20 06:17:43,103 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-20 06:17:43,103 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2020-10-20 06:17:43,103 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=71, Invalid=111, Unknown=0, NotChecked=0, Total=182 [2020-10-20 06:17:43,103 INFO L87 Difference]: Start difference. First operand 134 states and 138 transitions. Second operand 14 states. [2020-10-20 06:17:43,321 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-20 06:17:43,321 INFO L93 Difference]: Finished difference Result 139 states and 143 transitions. [2020-10-20 06:17:43,321 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-10-20 06:17:43,322 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 107 [2020-10-20 06:17:43,322 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-20 06:17:43,323 INFO L225 Difference]: With dead ends: 139 [2020-10-20 06:17:43,323 INFO L226 Difference]: Without dead ends: 139 [2020-10-20 06:17:43,324 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 125 GetRequests, 113 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=71, Invalid=111, Unknown=0, NotChecked=0, Total=182 [2020-10-20 06:17:43,324 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 139 states. [2020-10-20 06:17:43,327 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 139 to 139. [2020-10-20 06:17:43,327 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 139 states. [2020-10-20 06:17:43,328 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 139 states and 143 transitions. [2020-10-20 06:17:43,328 INFO L78 Accepts]: Start accepts. Automaton has 139 states and 143 transitions. Word has length 107 [2020-10-20 06:17:43,328 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-20 06:17:43,328 INFO L481 AbstractCegarLoop]: Abstraction has 139 states and 143 transitions. [2020-10-20 06:17:43,328 INFO L482 AbstractCegarLoop]: Interpolant automaton has 14 states. [2020-10-20 06:17:43,329 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 143 transitions. [2020-10-20 06:17:43,329 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2020-10-20 06:17:43,330 INFO L414 BasicCegarLoop]: Found error trace [2020-10-20 06:17:43,330 INFO L422 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 10, 10, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-20 06:17:43,540 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 26 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable28 [2020-10-20 06:17:43,541 INFO L429 AbstractCegarLoop]: === Iteration 30 === [getNumbers3Err2REQUIRES_VIOLATION, getNumbers3Err3REQUIRES_VIOLATION, getNumbers3Err1REQUIRES_VIOLATION, getNumbers3Err0REQUIRES_VIOLATION, getNumbers2Err1REQUIRES_VIOLATION, getNumbers2Err0REQUIRES_VIOLATION, getNumbers2Err2REQUIRES_VIOLATION, getNumbers2Err3REQUIRES_VIOLATION, getNumbers4Err1REQUIRES_VIOLATION, getNumbers4Err0REQUIRES_VIOLATION, getNumbers4Err2REQUIRES_VIOLATION, getNumbers4Err3REQUIRES_VIOLATION, mainErr2ENSURES_VIOLATIONMEMORY_LEAK, mainErr0REQUIRES_VIOLATION, mainErr1REQUIRES_VIOLATION, getNumbersErr1REQUIRES_VIOLATION, getNumbersErr0REQUIRES_VIOLATION]=== [2020-10-20 06:17:43,541 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-20 06:17:43,541 INFO L82 PathProgramCache]: Analyzing trace with hash -524955433, now seen corresponding path program 6 times [2020-10-20 06:17:43,542 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-20 06:17:43,542 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1502972030] [2020-10-20 06:17:43,542 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-20 06:17:43,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 06:17:43,830 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-20 06:17:43,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 06:17:43,867 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-20 06:17:43,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 06:17:44,177 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-20 06:17:44,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 06:17:44,253 INFO L134 CoverageAnalysis]: Checked inductivity of 389 backedges. 207 proven. 37 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2020-10-20 06:17:44,253 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1502972030] [2020-10-20 06:17:44,254 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [58583668] [2020-10-20 06:17:44,254 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 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 [2020-10-20 06:17:44,372 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 3 check-sat command(s) [2020-10-20 06:17:44,373 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-10-20 06:17:44,375 INFO L263 TraceCheckSpWp]: Trace formula consists of 223 conjuncts, 27 conjunts are in the unsatisfiable core [2020-10-20 06:17:44,380 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-10-20 06:17:44,514 WARN L193 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 24 [2020-10-20 06:17:44,515 INFO L350 Elim1Store]: treesize reduction 141, result has 23.8 percent of original size [2020-10-20 06:17:44,515 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 4 case distinctions, treesize of input 18 treesize of output 49 [2020-10-20 06:17:44,516 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-10-20 06:17:44,582 INFO L625 ElimStorePlain]: treesize reduction 10, result has 80.8 percent of original size [2020-10-20 06:17:44,584 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-20 06:17:44,585 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-20 06:17:44,586 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-20 06:17:44,587 INFO L545 ElimStorePlain]: Start of recursive call 1: 3 dim-0 vars, 1 dim-1 vars, End of recursive call: 3 dim-0 vars, and 1 xjuncts. [2020-10-20 06:17:44,588 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 4 variables, input treesize:22, output treesize:42 [2020-10-20 06:17:44,589 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-20 06:17:44,590 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-20 06:17:44,591 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-20 06:17:44,654 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-20 06:17:44,655 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-20 06:17:44,656 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-20 06:17:44,730 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-20 06:17:44,732 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-20 06:17:44,733 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-20 06:17:44,799 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-20 06:17:44,801 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-20 06:17:44,802 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-20 06:17:44,875 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-20 06:17:44,876 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-20 06:17:44,877 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-20 06:17:44,952 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-20 06:17:44,954 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-20 06:17:44,955 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-20 06:17:45,024 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-20 06:17:45,025 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-20 06:17:45,027 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-20 06:17:45,079 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-20 06:17:45,080 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-20 06:17:45,081 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-20 06:17:45,126 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-20 06:17:45,127 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-20 06:17:45,127 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-20 06:17:45,168 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-20 06:17:45,169 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-20 06:17:45,169 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-20 06:17:45,215 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-20 06:17:45,216 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-20 06:17:45,217 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-20 06:17:45,261 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-20 06:17:45,262 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-20 06:17:45,262 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-20 06:17:45,318 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-20 06:17:45,319 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-20 06:17:45,319 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-20 06:17:45,368 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-20 06:17:45,369 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-20 06:17:45,369 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-20 06:17:45,415 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-20 06:17:45,416 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-20 06:17:45,417 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-20 06:17:45,475 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-20 06:17:45,476 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-20 06:17:45,476 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-20 06:17:45,533 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-20 06:17:45,534 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-20 06:17:45,535 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-20 06:17:45,596 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-20 06:17:45,597 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-20 06:17:45,598 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-20 06:17:45,656 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-20 06:17:45,658 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-20 06:17:45,659 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-20 06:17:45,706 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-20 06:17:45,707 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-20 06:17:45,707 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-20 06:17:45,757 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-20 06:17:45,757 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-20 06:17:45,758 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-20 06:17:45,800 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-20 06:17:45,801 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-20 06:17:45,802 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-20 06:17:45,845 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-20 06:17:45,846 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-20 06:17:45,846 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-20 06:17:45,891 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-20 06:17:45,892 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-20 06:17:45,892 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-20 06:17:45,936 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-20 06:17:45,937 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-20 06:17:45,937 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-20 06:17:45,982 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-20 06:17:45,983 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-20 06:17:45,984 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-20 06:17:46,033 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-20 06:17:46,034 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-20 06:17:46,034 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-20 06:17:46,082 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-20 06:17:46,083 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-20 06:17:46,083 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-20 06:17:46,135 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-20 06:17:46,136 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-20 06:17:46,136 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-20 06:17:46,207 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-20 06:17:46,208 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-20 06:17:46,209 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-20 06:17:46,272 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-20 06:17:46,273 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-20 06:17:46,273 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-20 06:17:46,342 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-20 06:17:46,344 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-20 06:17:46,344 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-20 06:17:46,405 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-20 06:17:46,406 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-20 06:17:46,407 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-20 06:17:46,472 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-20 06:17:46,473 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-20 06:17:46,474 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-20 06:17:46,533 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-20 06:17:46,534 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-20 06:17:46,535 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-20 06:17:46,620 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-20 06:17:46,622 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-20 06:17:46,623 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-20 06:17:46,686 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-20 06:17:46,687 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-20 06:17:46,688 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-20 06:17:46,761 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-20 06:17:46,762 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-20 06:17:46,763 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-20 06:17:46,823 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-20 06:17:46,824 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-20 06:17:46,825 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-20 06:17:46,890 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-20 06:17:46,891 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-20 06:17:46,892 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-20 06:17:46,940 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-20 06:17:46,941 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-20 06:17:46,942 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-20 06:17:46,990 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-20 06:17:46,991 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-20 06:17:46,991 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-20 06:17:47,034 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-20 06:17:47,035 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-20 06:17:47,035 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-20 06:17:47,078 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-20 06:17:47,079 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-20 06:17:47,079 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-20 06:17:47,123 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-20 06:17:47,124 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-20 06:17:47,125 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-20 06:17:47,169 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-20 06:17:47,170 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-20 06:17:47,170 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-20 06:17:47,219 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-20 06:17:47,220 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-20 06:17:47,221 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-20 06:17:47,265 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-20 06:17:47,266 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-20 06:17:47,266 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-20 06:17:47,312 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-20 06:17:47,312 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-20 06:17:47,313 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-20 06:17:47,370 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-20 06:17:47,371 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-20 06:17:47,372 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-20 06:17:47,431 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-20 06:17:47,432 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-20 06:17:47,433 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-20 06:17:47,488 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-20 06:17:47,488 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-20 06:17:47,489 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-20 06:17:47,537 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-20 06:17:47,538 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-20 06:17:47,538 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-20 06:17:47,583 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-20 06:17:47,584 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-20 06:17:47,585 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-20 06:17:47,629 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-20 06:17:47,630 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-20 06:17:47,631 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-20 06:17:47,677 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-20 06:17:47,677 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-20 06:17:47,678 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-20 06:17:47,726 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-20 06:17:47,727 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-20 06:17:47,728 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-20 06:17:47,774 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-20 06:17:47,775 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-20 06:17:47,776 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-20 06:17:47,832 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-20 06:17:47,832 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-20 06:17:47,833 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-20 06:17:47,883 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-20 06:17:47,884 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-20 06:17:47,884 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-20 06:17:47,929 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-20 06:17:47,930 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-20 06:17:47,931 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-20 06:17:47,976 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-20 06:17:47,977 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-20 06:17:47,977 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-20 06:17:48,019 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-20 06:17:48,020 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-20 06:17:48,021 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-20 06:17:48,064 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-20 06:17:48,065 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-20 06:17:48,065 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-20 06:17:48,108 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-20 06:17:48,109 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-20 06:17:48,110 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-20 06:17:48,159 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-20 06:17:48,160 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-20 06:17:48,161 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-20 06:17:48,209 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-20 06:17:48,210 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-20 06:17:48,211 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-20 06:17:48,256 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-20 06:17:48,256 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-20 06:17:48,257 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-20 06:17:48,302 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-20 06:17:48,303 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-20 06:17:48,304 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-20 06:17:48,349 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-20 06:17:48,349 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-20 06:17:48,350 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-20 06:17:48,405 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-20 06:17:48,406 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-20 06:17:48,407 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-20 06:17:48,453 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-20 06:17:48,454 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-20 06:17:48,455 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-20 06:17:48,500 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-20 06:17:48,500 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-20 06:17:48,501 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-20 06:17:48,543 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-20 06:17:48,544 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-20 06:17:48,545 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-20 06:17:48,588 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-20 06:17:48,589 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-20 06:17:48,589 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-20 06:17:48,631 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-20 06:17:48,632 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-20 06:17:48,633 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-20 06:17:48,675 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-20 06:17:48,676 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-20 06:17:48,676 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-20 06:17:48,719 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-20 06:17:48,719 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-20 06:17:48,720 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-20 06:17:48,764 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-20 06:17:48,765 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-20 06:17:48,765 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-20 06:17:48,811 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-20 06:17:48,812 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-20 06:17:48,812 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-20 06:17:48,866 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-20 06:17:48,867 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-20 06:17:48,867 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-20 06:17:48,909 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-20 06:17:48,910 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-20 06:17:48,910 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-20 06:17:48,953 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-20 06:17:48,953 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-20 06:17:48,954 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-20 06:17:48,997 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-20 06:17:48,998 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-20 06:17:48,999 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-20 06:17:49,045 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-20 06:17:49,045 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-20 06:17:49,046 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-20 06:17:49,092 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-20 06:17:49,093 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-20 06:17:49,093 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-20 06:17:49,139 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-20 06:17:49,139 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-20 06:17:49,140 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-20 06:17:49,190 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-20 06:17:49,191 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-20 06:17:49,191 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-20 06:17:49,237 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-20 06:17:49,238 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-20 06:17:49,239 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-20 06:17:49,292 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-20 06:17:49,292 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-20 06:17:49,293 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-20 06:17:49,339 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-20 06:17:49,339 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-20 06:17:49,340 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-20 06:17:49,387 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-20 06:17:49,388 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-20 06:17:49,388 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-20 06:17:49,515 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-10-20 06:17:49,583 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-10-20 06:17:49,725 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-20 06:17:49,726 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-20 06:17:49,726 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-20 06:17:49,872 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-10-20 06:17:49,873 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-10-20 06:17:49,910 INFO L441 ElimStorePlain]: Different costs {1=[|v_#length_43|], 3=[|v_#valid_49|]} [2020-10-20 06:17:49,914 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-10-20 06:17:49,917 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 18 [2020-10-20 06:17:49,917 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-10-20 06:17:49,922 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-10-20 06:17:49,925 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 18 [2020-10-20 06:17:49,925 INFO L545 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-10-20 06:17:49,960 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-20 06:17:49,983 INFO L350 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-10-20 06:17:49,984 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 16 treesize of output 34 [2020-10-20 06:17:49,985 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-10-20 06:17:49,988 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-10-20 06:17:49,989 INFO L545 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2020-10-20 06:17:50,014 INFO L350 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-10-20 06:17:50,015 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 16 treesize of output 34 [2020-10-20 06:17:50,023 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-10-20 06:17:50,024 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-10-20 06:17:50,025 INFO L545 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2020-10-20 06:17:50,062 INFO L625 ElimStorePlain]: treesize reduction 41, result has 34.9 percent of original size [2020-10-20 06:17:50,063 INFO L545 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-10-20 06:17:50,063 INFO L244 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:69, output treesize:22 [2020-10-20 06:17:50,402 INFO L134 CoverageAnalysis]: Checked inductivity of 389 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 354 trivial. 0 not checked. [2020-10-20 06:17:50,403 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2020-10-20 06:17:50,403 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [20] total 30 [2020-10-20 06:17:50,404 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [346922684] [2020-10-20 06:17:50,404 INFO L461 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-10-20 06:17:50,404 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-20 06:17:50,404 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-10-20 06:17:50,405 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=124, Invalid=806, Unknown=0, NotChecked=0, Total=930 [2020-10-20 06:17:50,405 INFO L87 Difference]: Start difference. First operand 139 states and 143 transitions. Second operand 12 states. [2020-10-20 06:17:51,338 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-20 06:17:51,339 INFO L93 Difference]: Finished difference Result 138 states and 142 transitions. [2020-10-20 06:17:51,339 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2020-10-20 06:17:51,339 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 112 [2020-10-20 06:17:51,340 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-20 06:17:51,341 INFO L225 Difference]: With dead ends: 138 [2020-10-20 06:17:51,341 INFO L226 Difference]: Without dead ends: 138 [2020-10-20 06:17:51,342 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 142 GetRequests, 15 SyntacticMatches, 90 SemanticMatches, 37 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1170 ImplicationChecksByTransitivity, 6.1s TimeCoverageRelationStatistics Valid=196, Invalid=1286, Unknown=0, NotChecked=0, Total=1482 [2020-10-20 06:17:51,343 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 138 states. [2020-10-20 06:17:51,345 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 138 to 137. [2020-10-20 06:17:51,345 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 137 states. [2020-10-20 06:17:51,346 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 137 states and 141 transitions. [2020-10-20 06:17:51,346 INFO L78 Accepts]: Start accepts. Automaton has 137 states and 141 transitions. Word has length 112 [2020-10-20 06:17:51,347 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-20 06:17:51,347 INFO L481 AbstractCegarLoop]: Abstraction has 137 states and 141 transitions. [2020-10-20 06:17:51,347 INFO L482 AbstractCegarLoop]: Interpolant automaton has 12 states. [2020-10-20 06:17:51,347 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 141 transitions. [2020-10-20 06:17:51,348 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2020-10-20 06:17:51,348 INFO L414 BasicCegarLoop]: Found error trace [2020-10-20 06:17:51,348 INFO L422 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 10, 10, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-20 06:17:51,559 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable29,27 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-10-20 06:17:51,560 INFO L429 AbstractCegarLoop]: === Iteration 31 === [getNumbers3Err2REQUIRES_VIOLATION, getNumbers3Err3REQUIRES_VIOLATION, getNumbers3Err1REQUIRES_VIOLATION, getNumbers3Err0REQUIRES_VIOLATION, getNumbers2Err1REQUIRES_VIOLATION, getNumbers2Err0REQUIRES_VIOLATION, getNumbers2Err2REQUIRES_VIOLATION, getNumbers2Err3REQUIRES_VIOLATION, getNumbers4Err1REQUIRES_VIOLATION, getNumbers4Err0REQUIRES_VIOLATION, getNumbers4Err2REQUIRES_VIOLATION, getNumbers4Err3REQUIRES_VIOLATION, mainErr2ENSURES_VIOLATIONMEMORY_LEAK, mainErr0REQUIRES_VIOLATION, mainErr1REQUIRES_VIOLATION, getNumbersErr1REQUIRES_VIOLATION, getNumbersErr0REQUIRES_VIOLATION]=== [2020-10-20 06:17:51,560 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-20 06:17:51,560 INFO L82 PathProgramCache]: Analyzing trace with hash 1387314960, now seen corresponding path program 1 times [2020-10-20 06:17:51,560 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-20 06:17:51,561 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [843568122] [2020-10-20 06:17:51,561 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-20 06:17:51,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 06:17:51,623 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-20 06:17:51,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 06:17:51,634 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-20 06:17:51,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 06:17:51,712 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-20 06:17:51,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 06:17:51,735 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-20 06:17:51,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 06:17:51,772 INFO L134 CoverageAnalysis]: Checked inductivity of 387 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 380 trivial. 0 not checked. [2020-10-20 06:17:51,773 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [843568122] [2020-10-20 06:17:51,773 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1812475569] [2020-10-20 06:17:51,773 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY 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 [2020-10-20 06:17:51,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 06:17:51,908 INFO L263 TraceCheckSpWp]: Trace formula consists of 439 conjuncts, 4 conjunts are in the unsatisfiable core [2020-10-20 06:17:51,911 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-10-20 06:17:51,923 INFO L134 CoverageAnalysis]: Checked inductivity of 387 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 380 trivial. 0 not checked. [2020-10-20 06:17:51,924 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-10-20 06:17:51,924 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 5] total 8 [2020-10-20 06:17:51,924 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [143636213] [2020-10-20 06:17:51,924 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-20 06:17:51,925 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-20 06:17:51,925 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-20 06:17:51,925 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2020-10-20 06:17:51,925 INFO L87 Difference]: Start difference. First operand 137 states and 141 transitions. Second operand 8 states. [2020-10-20 06:17:52,073 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-20 06:17:52,073 INFO L93 Difference]: Finished difference Result 146 states and 150 transitions. [2020-10-20 06:17:52,073 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-10-20 06:17:52,074 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 117 [2020-10-20 06:17:52,074 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-20 06:17:52,075 INFO L225 Difference]: With dead ends: 146 [2020-10-20 06:17:52,076 INFO L226 Difference]: Without dead ends: 146 [2020-10-20 06:17:52,076 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 130 GetRequests, 124 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2020-10-20 06:17:52,077 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 146 states. [2020-10-20 06:17:52,079 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 146 to 142. [2020-10-20 06:17:52,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 142 states. [2020-10-20 06:17:52,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 142 states and 146 transitions. [2020-10-20 06:17:52,080 INFO L78 Accepts]: Start accepts. Automaton has 142 states and 146 transitions. Word has length 117 [2020-10-20 06:17:52,080 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-20 06:17:52,081 INFO L481 AbstractCegarLoop]: Abstraction has 142 states and 146 transitions. [2020-10-20 06:17:52,081 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-20 06:17:52,081 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 146 transitions. [2020-10-20 06:17:52,081 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2020-10-20 06:17:52,082 INFO L414 BasicCegarLoop]: Found error trace [2020-10-20 06:17:52,082 INFO L422 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 10, 10, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-20 06:17:52,293 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 28 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable30 [2020-10-20 06:17:52,294 INFO L429 AbstractCegarLoop]: === Iteration 32 === [getNumbers3Err2REQUIRES_VIOLATION, getNumbers3Err3REQUIRES_VIOLATION, getNumbers3Err1REQUIRES_VIOLATION, getNumbers3Err0REQUIRES_VIOLATION, getNumbers2Err1REQUIRES_VIOLATION, getNumbers2Err0REQUIRES_VIOLATION, getNumbers2Err2REQUIRES_VIOLATION, getNumbers2Err3REQUIRES_VIOLATION, getNumbers4Err1REQUIRES_VIOLATION, getNumbers4Err0REQUIRES_VIOLATION, getNumbers4Err2REQUIRES_VIOLATION, getNumbers4Err3REQUIRES_VIOLATION, mainErr2ENSURES_VIOLATIONMEMORY_LEAK, mainErr0REQUIRES_VIOLATION, mainErr1REQUIRES_VIOLATION, getNumbersErr1REQUIRES_VIOLATION, getNumbersErr0REQUIRES_VIOLATION]=== [2020-10-20 06:17:52,294 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-20 06:17:52,294 INFO L82 PathProgramCache]: Analyzing trace with hash -575903494, now seen corresponding path program 2 times [2020-10-20 06:17:52,295 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-20 06:17:52,295 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1666333726] [2020-10-20 06:17:52,295 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-20 06:17:52,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 06:17:52,389 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-20 06:17:52,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 06:17:52,401 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-20 06:17:52,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 06:17:52,467 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-20 06:17:52,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 06:17:52,480 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-20 06:17:52,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 06:17:52,509 INFO L134 CoverageAnalysis]: Checked inductivity of 398 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 380 trivial. 0 not checked. [2020-10-20 06:17:52,509 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1666333726] [2020-10-20 06:17:52,509 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2034182852] [2020-10-20 06:17:52,510 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 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 [2020-10-20 06:17:52,608 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2020-10-20 06:17:52,608 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-10-20 06:17:52,611 INFO L263 TraceCheckSpWp]: Trace formula consists of 454 conjuncts, 5 conjunts are in the unsatisfiable core [2020-10-20 06:17:52,614 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-10-20 06:17:52,643 INFO L134 CoverageAnalysis]: Checked inductivity of 398 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 380 trivial. 0 not checked. [2020-10-20 06:17:52,644 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-10-20 06:17:52,644 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 6] total 9 [2020-10-20 06:17:52,645 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [862262483] [2020-10-20 06:17:52,645 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-20 06:17:52,646 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-20 06:17:52,646 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-20 06:17:52,646 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=48, Unknown=0, NotChecked=0, Total=72 [2020-10-20 06:17:52,647 INFO L87 Difference]: Start difference. First operand 142 states and 146 transitions. Second operand 9 states. [2020-10-20 06:17:52,838 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-20 06:17:52,839 INFO L93 Difference]: Finished difference Result 151 states and 155 transitions. [2020-10-20 06:17:52,839 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-10-20 06:17:52,840 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 122 [2020-10-20 06:17:52,840 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-20 06:17:52,842 INFO L225 Difference]: With dead ends: 151 [2020-10-20 06:17:52,842 INFO L226 Difference]: Without dead ends: 151 [2020-10-20 06:17:52,842 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 136 GetRequests, 129 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=24, Invalid=48, Unknown=0, NotChecked=0, Total=72 [2020-10-20 06:17:52,843 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 151 states. [2020-10-20 06:17:52,845 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 151 to 147. [2020-10-20 06:17:52,846 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 147 states. [2020-10-20 06:17:52,847 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 147 states and 151 transitions. [2020-10-20 06:17:52,847 INFO L78 Accepts]: Start accepts. Automaton has 147 states and 151 transitions. Word has length 122 [2020-10-20 06:17:52,847 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-20 06:17:52,847 INFO L481 AbstractCegarLoop]: Abstraction has 147 states and 151 transitions. [2020-10-20 06:17:52,848 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-20 06:17:52,848 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 151 transitions. [2020-10-20 06:17:52,848 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2020-10-20 06:17:52,849 INFO L414 BasicCegarLoop]: Found error trace [2020-10-20 06:17:52,849 INFO L422 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 10, 10, 4, 4, 4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-20 06:17:53,059 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable31,29 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-10-20 06:17:53,060 INFO L429 AbstractCegarLoop]: === Iteration 33 === [getNumbers3Err2REQUIRES_VIOLATION, getNumbers3Err3REQUIRES_VIOLATION, getNumbers3Err1REQUIRES_VIOLATION, getNumbers3Err0REQUIRES_VIOLATION, getNumbers2Err1REQUIRES_VIOLATION, getNumbers2Err0REQUIRES_VIOLATION, getNumbers2Err2REQUIRES_VIOLATION, getNumbers2Err3REQUIRES_VIOLATION, getNumbers4Err1REQUIRES_VIOLATION, getNumbers4Err0REQUIRES_VIOLATION, getNumbers4Err2REQUIRES_VIOLATION, getNumbers4Err3REQUIRES_VIOLATION, mainErr2ENSURES_VIOLATIONMEMORY_LEAK, mainErr0REQUIRES_VIOLATION, mainErr1REQUIRES_VIOLATION, getNumbersErr1REQUIRES_VIOLATION, getNumbersErr0REQUIRES_VIOLATION]=== [2020-10-20 06:17:53,060 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-20 06:17:53,060 INFO L82 PathProgramCache]: Analyzing trace with hash -371170992, now seen corresponding path program 3 times [2020-10-20 06:17:53,061 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-20 06:17:53,061 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2137688582] [2020-10-20 06:17:53,061 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-20 06:17:53,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 06:17:53,133 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-20 06:17:53,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 06:17:53,147 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-20 06:17:53,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 06:17:53,222 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-20 06:17:53,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 06:17:53,235 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-20 06:17:53,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 06:17:53,287 INFO L134 CoverageAnalysis]: Checked inductivity of 414 backedges. 0 proven. 34 refuted. 0 times theorem prover too weak. 380 trivial. 0 not checked. [2020-10-20 06:17:53,287 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2137688582] [2020-10-20 06:17:53,288 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [346071245] [2020-10-20 06:17:53,288 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 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 [2020-10-20 06:17:53,599 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 5 check-sat command(s) [2020-10-20 06:17:53,599 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-10-20 06:17:53,602 INFO L263 TraceCheckSpWp]: Trace formula consists of 331 conjuncts, 6 conjunts are in the unsatisfiable core [2020-10-20 06:17:53,606 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-10-20 06:17:53,647 INFO L134 CoverageAnalysis]: Checked inductivity of 414 backedges. 0 proven. 34 refuted. 0 times theorem prover too weak. 380 trivial. 0 not checked. [2020-10-20 06:17:53,648 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-10-20 06:17:53,648 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 7] total 10 [2020-10-20 06:17:53,649 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1809336889] [2020-10-20 06:17:53,650 INFO L461 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-10-20 06:17:53,651 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-20 06:17:53,651 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-10-20 06:17:53,651 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=60, Unknown=0, NotChecked=0, Total=90 [2020-10-20 06:17:53,652 INFO L87 Difference]: Start difference. First operand 147 states and 151 transitions. Second operand 10 states. [2020-10-20 06:17:53,926 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-20 06:17:53,927 INFO L93 Difference]: Finished difference Result 156 states and 160 transitions. [2020-10-20 06:17:53,928 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-10-20 06:17:53,928 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 127 [2020-10-20 06:17:53,929 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-20 06:17:53,930 INFO L225 Difference]: With dead ends: 156 [2020-10-20 06:17:53,930 INFO L226 Difference]: Without dead ends: 156 [2020-10-20 06:17:53,930 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 142 GetRequests, 134 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=30, Invalid=60, Unknown=0, NotChecked=0, Total=90 [2020-10-20 06:17:53,931 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 156 states. [2020-10-20 06:17:53,935 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 156 to 152. [2020-10-20 06:17:53,935 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 152 states. [2020-10-20 06:17:53,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 152 states and 156 transitions. [2020-10-20 06:17:53,937 INFO L78 Accepts]: Start accepts. Automaton has 152 states and 156 transitions. Word has length 127 [2020-10-20 06:17:53,937 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-20 06:17:53,938 INFO L481 AbstractCegarLoop]: Abstraction has 152 states and 156 transitions. [2020-10-20 06:17:53,938 INFO L482 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-10-20 06:17:53,938 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 156 transitions. [2020-10-20 06:17:53,939 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2020-10-20 06:17:53,940 INFO L414 BasicCegarLoop]: Found error trace [2020-10-20 06:17:53,940 INFO L422 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 10, 10, 5, 5, 5, 5, 5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-20 06:17:54,141 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 30 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable32 [2020-10-20 06:17:54,141 INFO L429 AbstractCegarLoop]: === Iteration 34 === [getNumbers3Err2REQUIRES_VIOLATION, getNumbers3Err3REQUIRES_VIOLATION, getNumbers3Err1REQUIRES_VIOLATION, getNumbers3Err0REQUIRES_VIOLATION, getNumbers2Err1REQUIRES_VIOLATION, getNumbers2Err0REQUIRES_VIOLATION, getNumbers2Err2REQUIRES_VIOLATION, getNumbers2Err3REQUIRES_VIOLATION, getNumbers4Err1REQUIRES_VIOLATION, getNumbers4Err0REQUIRES_VIOLATION, getNumbers4Err2REQUIRES_VIOLATION, getNumbers4Err3REQUIRES_VIOLATION, mainErr2ENSURES_VIOLATIONMEMORY_LEAK, mainErr0REQUIRES_VIOLATION, mainErr1REQUIRES_VIOLATION, getNumbersErr1REQUIRES_VIOLATION, getNumbersErr0REQUIRES_VIOLATION]=== [2020-10-20 06:17:54,142 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-20 06:17:54,142 INFO L82 PathProgramCache]: Analyzing trace with hash 1244147386, now seen corresponding path program 4 times [2020-10-20 06:17:54,142 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-20 06:17:54,142 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1926150073] [2020-10-20 06:17:54,143 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-20 06:17:54,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 06:17:54,235 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-20 06:17:54,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 06:17:54,247 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-20 06:17:54,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 06:17:54,334 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-20 06:17:54,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 06:17:54,345 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-20 06:17:54,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 06:17:54,374 INFO L134 CoverageAnalysis]: Checked inductivity of 435 backedges. 0 proven. 55 refuted. 0 times theorem prover too weak. 380 trivial. 0 not checked. [2020-10-20 06:17:54,375 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1926150073] [2020-10-20 06:17:54,375 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1479852217] [2020-10-20 06:17:54,375 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 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 [2020-10-20 06:17:55,458 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2020-10-20 06:17:55,458 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-10-20 06:17:55,465 INFO L263 TraceCheckSpWp]: Trace formula consists of 484 conjuncts, 7 conjunts are in the unsatisfiable core [2020-10-20 06:17:55,467 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-10-20 06:17:55,493 INFO L134 CoverageAnalysis]: Checked inductivity of 435 backedges. 0 proven. 55 refuted. 0 times theorem prover too weak. 380 trivial. 0 not checked. [2020-10-20 06:17:55,494 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-10-20 06:17:55,494 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 8] total 11 [2020-10-20 06:17:55,495 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [787603570] [2020-10-20 06:17:55,495 INFO L461 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-10-20 06:17:55,495 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-20 06:17:55,496 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-10-20 06:17:55,496 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=37, Invalid=73, Unknown=0, NotChecked=0, Total=110 [2020-10-20 06:17:55,496 INFO L87 Difference]: Start difference. First operand 152 states and 156 transitions. Second operand 11 states. [2020-10-20 06:17:55,694 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-20 06:17:55,694 INFO L93 Difference]: Finished difference Result 161 states and 165 transitions. [2020-10-20 06:17:55,694 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-10-20 06:17:55,695 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 132 [2020-10-20 06:17:55,695 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-20 06:17:55,696 INFO L225 Difference]: With dead ends: 161 [2020-10-20 06:17:55,696 INFO L226 Difference]: Without dead ends: 161 [2020-10-20 06:17:55,697 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 148 GetRequests, 139 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=37, Invalid=73, Unknown=0, NotChecked=0, Total=110 [2020-10-20 06:17:55,697 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 161 states. [2020-10-20 06:17:55,702 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 161 to 157. [2020-10-20 06:17:55,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 157 states. [2020-10-20 06:17:55,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 157 states and 161 transitions. [2020-10-20 06:17:55,704 INFO L78 Accepts]: Start accepts. Automaton has 157 states and 161 transitions. Word has length 132 [2020-10-20 06:17:55,704 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-20 06:17:55,704 INFO L481 AbstractCegarLoop]: Abstraction has 157 states and 161 transitions. [2020-10-20 06:17:55,704 INFO L482 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-10-20 06:17:55,705 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 161 transitions. [2020-10-20 06:17:55,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2020-10-20 06:17:55,706 INFO L414 BasicCegarLoop]: Found error trace [2020-10-20 06:17:55,706 INFO L422 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 10, 10, 6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-20 06:17:55,907 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable33,31 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-10-20 06:17:55,907 INFO L429 AbstractCegarLoop]: === Iteration 35 === [getNumbers3Err2REQUIRES_VIOLATION, getNumbers3Err3REQUIRES_VIOLATION, getNumbers3Err1REQUIRES_VIOLATION, getNumbers3Err0REQUIRES_VIOLATION, getNumbers2Err1REQUIRES_VIOLATION, getNumbers2Err0REQUIRES_VIOLATION, getNumbers2Err2REQUIRES_VIOLATION, getNumbers2Err3REQUIRES_VIOLATION, getNumbers4Err1REQUIRES_VIOLATION, getNumbers4Err0REQUIRES_VIOLATION, getNumbers4Err2REQUIRES_VIOLATION, getNumbers4Err3REQUIRES_VIOLATION, mainErr2ENSURES_VIOLATIONMEMORY_LEAK, mainErr0REQUIRES_VIOLATION, mainErr1REQUIRES_VIOLATION, getNumbersErr1REQUIRES_VIOLATION, getNumbersErr0REQUIRES_VIOLATION]=== [2020-10-20 06:17:55,907 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-20 06:17:55,908 INFO L82 PathProgramCache]: Analyzing trace with hash -2070269040, now seen corresponding path program 5 times [2020-10-20 06:17:55,908 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-20 06:17:55,908 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [559988574] [2020-10-20 06:17:55,908 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-20 06:17:55,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 06:17:56,006 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-20 06:17:56,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 06:17:56,023 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-20 06:17:56,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 06:17:56,158 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-20 06:17:56,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 06:17:56,175 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-20 06:17:56,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 06:17:56,233 INFO L134 CoverageAnalysis]: Checked inductivity of 461 backedges. 0 proven. 81 refuted. 0 times theorem prover too weak. 380 trivial. 0 not checked. [2020-10-20 06:17:56,234 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [559988574] [2020-10-20 06:17:56,234 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [858595846] [2020-10-20 06:17:56,235 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 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 [2020-10-20 06:18:03,985 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 11 check-sat command(s) [2020-10-20 06:18:03,985 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-10-20 06:18:04,043 INFO L263 TraceCheckSpWp]: Trace formula consists of 499 conjuncts, 8 conjunts are in the unsatisfiable core [2020-10-20 06:18:04,046 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-10-20 06:18:04,076 INFO L134 CoverageAnalysis]: Checked inductivity of 461 backedges. 0 proven. 81 refuted. 0 times theorem prover too weak. 380 trivial. 0 not checked. [2020-10-20 06:18:04,076 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-10-20 06:18:04,077 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 9] total 12 [2020-10-20 06:18:04,077 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [577504999] [2020-10-20 06:18:04,078 INFO L461 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-10-20 06:18:04,079 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-20 06:18:04,079 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-10-20 06:18:04,079 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=45, Invalid=87, Unknown=0, NotChecked=0, Total=132 [2020-10-20 06:18:04,079 INFO L87 Difference]: Start difference. First operand 157 states and 161 transitions. Second operand 12 states. [2020-10-20 06:18:04,303 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-20 06:18:04,303 INFO L93 Difference]: Finished difference Result 166 states and 170 transitions. [2020-10-20 06:18:04,304 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-10-20 06:18:04,304 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 137 [2020-10-20 06:18:04,304 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-20 06:18:04,305 INFO L225 Difference]: With dead ends: 166 [2020-10-20 06:18:04,305 INFO L226 Difference]: Without dead ends: 166 [2020-10-20 06:18:04,305 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 154 GetRequests, 144 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=45, Invalid=87, Unknown=0, NotChecked=0, Total=132 [2020-10-20 06:18:04,306 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 166 states. [2020-10-20 06:18:04,308 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 166 to 162. [2020-10-20 06:18:04,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 162 states. [2020-10-20 06:18:04,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 162 states and 166 transitions. [2020-10-20 06:18:04,309 INFO L78 Accepts]: Start accepts. Automaton has 162 states and 166 transitions. Word has length 137 [2020-10-20 06:18:04,310 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-20 06:18:04,310 INFO L481 AbstractCegarLoop]: Abstraction has 162 states and 166 transitions. [2020-10-20 06:18:04,310 INFO L482 AbstractCegarLoop]: Interpolant automaton has 12 states. [2020-10-20 06:18:04,310 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 166 transitions. [2020-10-20 06:18:04,311 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2020-10-20 06:18:04,311 INFO L414 BasicCegarLoop]: Found error trace [2020-10-20 06:18:04,311 INFO L422 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 10, 10, 7, 7, 7, 7, 7, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-20 06:18:04,519 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 32 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable34 [2020-10-20 06:18:04,519 INFO L429 AbstractCegarLoop]: === Iteration 36 === [getNumbers3Err2REQUIRES_VIOLATION, getNumbers3Err3REQUIRES_VIOLATION, getNumbers3Err1REQUIRES_VIOLATION, getNumbers3Err0REQUIRES_VIOLATION, getNumbers2Err1REQUIRES_VIOLATION, getNumbers2Err0REQUIRES_VIOLATION, getNumbers2Err2REQUIRES_VIOLATION, getNumbers2Err3REQUIRES_VIOLATION, getNumbers4Err1REQUIRES_VIOLATION, getNumbers4Err0REQUIRES_VIOLATION, getNumbers4Err2REQUIRES_VIOLATION, getNumbers4Err3REQUIRES_VIOLATION, mainErr2ENSURES_VIOLATIONMEMORY_LEAK, mainErr0REQUIRES_VIOLATION, mainErr1REQUIRES_VIOLATION, getNumbersErr1REQUIRES_VIOLATION, getNumbersErr0REQUIRES_VIOLATION]=== [2020-10-20 06:18:04,520 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-20 06:18:04,520 INFO L82 PathProgramCache]: Analyzing trace with hash 1106756730, now seen corresponding path program 6 times [2020-10-20 06:18:04,520 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-20 06:18:04,520 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1634785865] [2020-10-20 06:18:04,521 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-20 06:18:04,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 06:18:04,589 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-20 06:18:04,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 06:18:04,601 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-20 06:18:04,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 06:18:04,715 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-20 06:18:04,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 06:18:04,729 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-20 06:18:04,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 06:18:04,772 INFO L134 CoverageAnalysis]: Checked inductivity of 492 backedges. 0 proven. 112 refuted. 0 times theorem prover too weak. 380 trivial. 0 not checked. [2020-10-20 06:18:04,772 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1634785865] [2020-10-20 06:18:04,773 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [492767508] [2020-10-20 06:18:04,773 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 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 [2020-10-20 06:18:07,276 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 11 check-sat command(s) [2020-10-20 06:18:07,276 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-10-20 06:18:07,286 INFO L263 TraceCheckSpWp]: Trace formula consists of 514 conjuncts, 9 conjunts are in the unsatisfiable core [2020-10-20 06:18:07,288 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-10-20 06:18:07,311 INFO L134 CoverageAnalysis]: Checked inductivity of 492 backedges. 0 proven. 112 refuted. 0 times theorem prover too weak. 380 trivial. 0 not checked. [2020-10-20 06:18:07,312 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-10-20 06:18:07,312 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 10] total 13 [2020-10-20 06:18:07,312 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2037718596] [2020-10-20 06:18:07,313 INFO L461 AbstractCegarLoop]: Interpolant automaton has 13 states [2020-10-20 06:18:07,313 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-20 06:18:07,313 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2020-10-20 06:18:07,314 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=54, Invalid=102, Unknown=0, NotChecked=0, Total=156 [2020-10-20 06:18:07,314 INFO L87 Difference]: Start difference. First operand 162 states and 166 transitions. Second operand 13 states. [2020-10-20 06:18:07,551 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-20 06:18:07,551 INFO L93 Difference]: Finished difference Result 171 states and 175 transitions. [2020-10-20 06:18:07,552 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-10-20 06:18:07,552 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 142 [2020-10-20 06:18:07,552 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-20 06:18:07,553 INFO L225 Difference]: With dead ends: 171 [2020-10-20 06:18:07,554 INFO L226 Difference]: Without dead ends: 171 [2020-10-20 06:18:07,554 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 160 GetRequests, 149 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=54, Invalid=102, Unknown=0, NotChecked=0, Total=156 [2020-10-20 06:18:07,555 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 171 states. [2020-10-20 06:18:07,558 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 171 to 167. [2020-10-20 06:18:07,559 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 167 states. [2020-10-20 06:18:07,560 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 167 states to 167 states and 171 transitions. [2020-10-20 06:18:07,560 INFO L78 Accepts]: Start accepts. Automaton has 167 states and 171 transitions. Word has length 142 [2020-10-20 06:18:07,560 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-20 06:18:07,560 INFO L481 AbstractCegarLoop]: Abstraction has 167 states and 171 transitions. [2020-10-20 06:18:07,560 INFO L482 AbstractCegarLoop]: Interpolant automaton has 13 states. [2020-10-20 06:18:07,561 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 171 transitions. [2020-10-20 06:18:07,561 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2020-10-20 06:18:07,562 INFO L414 BasicCegarLoop]: Found error trace [2020-10-20 06:18:07,562 INFO L422 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 10, 10, 8, 8, 8, 8, 8, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-20 06:18:07,773 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 33 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable35 [2020-10-20 06:18:07,773 INFO L429 AbstractCegarLoop]: === Iteration 37 === [getNumbers3Err2REQUIRES_VIOLATION, getNumbers3Err3REQUIRES_VIOLATION, getNumbers3Err1REQUIRES_VIOLATION, getNumbers3Err0REQUIRES_VIOLATION, getNumbers2Err1REQUIRES_VIOLATION, getNumbers2Err0REQUIRES_VIOLATION, getNumbers2Err2REQUIRES_VIOLATION, getNumbers2Err3REQUIRES_VIOLATION, getNumbers4Err1REQUIRES_VIOLATION, getNumbers4Err0REQUIRES_VIOLATION, getNumbers4Err2REQUIRES_VIOLATION, getNumbers4Err3REQUIRES_VIOLATION, mainErr2ENSURES_VIOLATIONMEMORY_LEAK, mainErr0REQUIRES_VIOLATION, mainErr1REQUIRES_VIOLATION, getNumbersErr1REQUIRES_VIOLATION, getNumbersErr0REQUIRES_VIOLATION]=== [2020-10-20 06:18:07,774 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-20 06:18:07,774 INFO L82 PathProgramCache]: Analyzing trace with hash -1612565040, now seen corresponding path program 7 times [2020-10-20 06:18:07,774 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-20 06:18:07,774 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1573622395] [2020-10-20 06:18:07,774 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-20 06:18:07,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 06:18:07,842 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-20 06:18:07,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 06:18:07,853 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-20 06:18:07,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 06:18:07,981 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-20 06:18:07,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 06:18:07,995 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-20 06:18:07,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 06:18:08,044 INFO L134 CoverageAnalysis]: Checked inductivity of 528 backedges. 0 proven. 148 refuted. 0 times theorem prover too weak. 380 trivial. 0 not checked. [2020-10-20 06:18:08,044 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1573622395] [2020-10-20 06:18:08,045 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [364294976] [2020-10-20 06:18:08,045 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 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 [2020-10-20 06:18:08,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 06:18:08,158 INFO L263 TraceCheckSpWp]: Trace formula consists of 529 conjuncts, 10 conjunts are in the unsatisfiable core [2020-10-20 06:18:08,160 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-10-20 06:18:08,176 INFO L134 CoverageAnalysis]: Checked inductivity of 528 backedges. 0 proven. 148 refuted. 0 times theorem prover too weak. 380 trivial. 0 not checked. [2020-10-20 06:18:08,177 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-10-20 06:18:08,177 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14, 11] total 14 [2020-10-20 06:18:08,177 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1231666385] [2020-10-20 06:18:08,178 INFO L461 AbstractCegarLoop]: Interpolant automaton has 14 states [2020-10-20 06:18:08,178 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-20 06:18:08,178 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2020-10-20 06:18:08,178 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=64, Invalid=118, Unknown=0, NotChecked=0, Total=182 [2020-10-20 06:18:08,179 INFO L87 Difference]: Start difference. First operand 167 states and 171 transitions. Second operand 14 states. [2020-10-20 06:18:08,318 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-20 06:18:08,318 INFO L93 Difference]: Finished difference Result 176 states and 180 transitions. [2020-10-20 06:18:08,319 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2020-10-20 06:18:08,319 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 147 [2020-10-20 06:18:08,319 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-20 06:18:08,320 INFO L225 Difference]: With dead ends: 176 [2020-10-20 06:18:08,320 INFO L226 Difference]: Without dead ends: 176 [2020-10-20 06:18:08,320 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 166 GetRequests, 154 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 17 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=64, Invalid=118, Unknown=0, NotChecked=0, Total=182 [2020-10-20 06:18:08,321 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 176 states. [2020-10-20 06:18:08,324 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 176 to 172. [2020-10-20 06:18:08,324 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 172 states. [2020-10-20 06:18:08,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 172 states and 176 transitions. [2020-10-20 06:18:08,327 INFO L78 Accepts]: Start accepts. Automaton has 172 states and 176 transitions. Word has length 147 [2020-10-20 06:18:08,327 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-20 06:18:08,327 INFO L481 AbstractCegarLoop]: Abstraction has 172 states and 176 transitions. [2020-10-20 06:18:08,328 INFO L482 AbstractCegarLoop]: Interpolant automaton has 14 states. [2020-10-20 06:18:08,328 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 176 transitions. [2020-10-20 06:18:08,329 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2020-10-20 06:18:08,329 INFO L414 BasicCegarLoop]: Found error trace [2020-10-20 06:18:08,329 INFO L422 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 10, 10, 9, 9, 9, 9, 9, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-20 06:18:08,539 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 34 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable36 [2020-10-20 06:18:08,539 INFO L429 AbstractCegarLoop]: === Iteration 38 === [getNumbers3Err2REQUIRES_VIOLATION, getNumbers3Err3REQUIRES_VIOLATION, getNumbers3Err1REQUIRES_VIOLATION, getNumbers3Err0REQUIRES_VIOLATION, getNumbers2Err1REQUIRES_VIOLATION, getNumbers2Err0REQUIRES_VIOLATION, getNumbers2Err2REQUIRES_VIOLATION, getNumbers2Err3REQUIRES_VIOLATION, getNumbers4Err1REQUIRES_VIOLATION, getNumbers4Err0REQUIRES_VIOLATION, getNumbers4Err2REQUIRES_VIOLATION, getNumbers4Err3REQUIRES_VIOLATION, mainErr2ENSURES_VIOLATIONMEMORY_LEAK, mainErr0REQUIRES_VIOLATION, mainErr1REQUIRES_VIOLATION, getNumbersErr1REQUIRES_VIOLATION, getNumbersErr0REQUIRES_VIOLATION]=== [2020-10-20 06:18:08,540 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-20 06:18:08,540 INFO L82 PathProgramCache]: Analyzing trace with hash -896062918, now seen corresponding path program 8 times [2020-10-20 06:18:08,540 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-20 06:18:08,540 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2074450178] [2020-10-20 06:18:08,540 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-20 06:18:08,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 06:18:08,605 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-20 06:18:08,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 06:18:08,616 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-20 06:18:08,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 06:18:08,752 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-20 06:18:08,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 06:18:08,763 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-20 06:18:08,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-20 06:18:08,812 INFO L134 CoverageAnalysis]: Checked inductivity of 569 backedges. 0 proven. 189 refuted. 0 times theorem prover too weak. 380 trivial. 0 not checked. [2020-10-20 06:18:08,813 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2074450178] [2020-10-20 06:18:08,813 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1415554377] [2020-10-20 06:18:08,814 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 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 [2020-10-20 06:18:08,924 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2020-10-20 06:18:08,924 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-10-20 06:18:08,927 INFO L263 TraceCheckSpWp]: Trace formula consists of 544 conjuncts, 11 conjunts are in the unsatisfiable core [2020-10-20 06:18:08,930 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-10-20 06:18:08,957 INFO L134 CoverageAnalysis]: Checked inductivity of 569 backedges. 0 proven. 189 refuted. 0 times theorem prover too weak. 380 trivial. 0 not checked. [2020-10-20 06:18:08,958 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-10-20 06:18:08,958 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 12] total 15 [2020-10-20 06:18:08,958 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [917042359] [2020-10-20 06:18:08,962 INFO L461 AbstractCegarLoop]: Interpolant automaton has 15 states [2020-10-20 06:18:08,963 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-20 06:18:08,963 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2020-10-20 06:18:08,963 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=75, Invalid=135, Unknown=0, NotChecked=0, Total=210 [2020-10-20 06:18:08,964 INFO L87 Difference]: Start difference. First operand 172 states and 176 transitions. Second operand 15 states. [2020-10-20 06:18:09,115 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-20 06:18:09,115 INFO L93 Difference]: Finished difference Result 177 states and 181 transitions. [2020-10-20 06:18:09,116 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-10-20 06:18:09,116 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 152 [2020-10-20 06:18:09,116 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-20 06:18:09,117 INFO L225 Difference]: With dead ends: 177 [2020-10-20 06:18:09,118 INFO L226 Difference]: Without dead ends: 177 [2020-10-20 06:18:09,118 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 172 GetRequests, 159 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=75, Invalid=135, Unknown=0, NotChecked=0, Total=210 [2020-10-20 06:18:09,119 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 177 states. [2020-10-20 06:18:09,123 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 177 to 177. [2020-10-20 06:18:09,124 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 177 states. [2020-10-20 06:18:09,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 177 states to 177 states and 181 transitions. [2020-10-20 06:18:09,125 INFO L78 Accepts]: Start accepts. Automaton has 177 states and 181 transitions. Word has length 152 [2020-10-20 06:18:09,125 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-20 06:18:09,126 INFO L481 AbstractCegarLoop]: Abstraction has 177 states and 181 transitions. [2020-10-20 06:18:09,126 INFO L482 AbstractCegarLoop]: Interpolant automaton has 15 states. [2020-10-20 06:18:09,126 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 181 transitions. [2020-10-20 06:18:09,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2020-10-20 06:18:09,129 INFO L414 BasicCegarLoop]: Found error trace [2020-10-20 06:18:09,129 INFO L422 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-20 06:18:09,342 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 35 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable37 [2020-10-20 06:18:09,342 INFO L429 AbstractCegarLoop]: === Iteration 39 === [getNumbers3Err2REQUIRES_VIOLATION, getNumbers3Err3REQUIRES_VIOLATION, getNumbers3Err1REQUIRES_VIOLATION, getNumbers3Err0REQUIRES_VIOLATION, getNumbers2Err1REQUIRES_VIOLATION, getNumbers2Err0REQUIRES_VIOLATION, getNumbers2Err2REQUIRES_VIOLATION, getNumbers2Err3REQUIRES_VIOLATION, getNumbers4Err1REQUIRES_VIOLATION, getNumbers4Err0REQUIRES_VIOLATION, getNumbers4Err2REQUIRES_VIOLATION, getNumbers4Err3REQUIRES_VIOLATION, mainErr2ENSURES_VIOLATIONMEMORY_LEAK, mainErr0REQUIRES_VIOLATION, mainErr1REQUIRES_VIOLATION, getNumbersErr1REQUIRES_VIOLATION, getNumbersErr0REQUIRES_VIOLATION]=== [2020-10-20 06:18:09,343 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-20 06:18:09,343 INFO L82 PathProgramCache]: Analyzing trace with hash 1136420880, now seen corresponding path program 9 times [2020-10-20 06:18:09,343 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-20 06:18:09,343 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [261704806] [2020-10-20 06:18:09,343 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-20 06:18:09,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-10-20 06:18:09,432 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-10-20 06:18:09,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-10-20 06:18:09,559 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-10-20 06:18:09,619 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-10-20 06:18:09,619 INFO L523 BasicCegarLoop]: Counterexample might be feasible [2020-10-20 06:18:09,620 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable38 [2020-10-20 06:18:09,677 WARN L1295 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 103 could not be translated for associated CType ARRAY#_10_~INT# [2020-10-20 06:18:09,678 WARN L1295 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 105 could not be translated for associated CType ARRAY#_10_~INT# [2020-10-20 06:18:09,678 WARN L1295 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 106 could not be translated for associated CType ARRAY#_10_~INT# [2020-10-20 06:18:09,678 WARN L1295 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 110 could not be translated for associated CType ARRAY#_10_~INT# [2020-10-20 06:18:09,679 WARN L1295 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 107 could not be translated for associated CType ARRAY#_10_~INT# [2020-10-20 06:18:09,679 WARN L1295 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 109 could not be translated for associated CType ARRAY#_10_~INT# [2020-10-20 06:18:09,730 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 20.10 06:18:09 BoogieIcfgContainer [2020-10-20 06:18:09,731 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-20 06:18:09,731 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-10-20 06:18:09,731 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-10-20 06:18:09,732 INFO L275 PluginConnector]: Witness Printer initialized [2020-10-20 06:18:09,732 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.10 06:17:02" (3/4) ... [2020-10-20 06:18:09,734 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2020-10-20 06:18:09,747 WARN L1295 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 103 could not be translated for associated CType ARRAY#_10_~INT# [2020-10-20 06:18:09,750 WARN L1295 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 110 could not be translated for associated CType ARRAY#_10_~INT# [2020-10-20 06:18:09,750 WARN L1295 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 105 could not be translated for associated CType ARRAY#_10_~INT# [2020-10-20 06:18:09,750 WARN L1295 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 106 could not be translated for associated CType ARRAY#_10_~INT# [2020-10-20 06:18:09,750 WARN L1295 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 107 could not be translated for associated CType ARRAY#_10_~INT# [2020-10-20 06:18:09,750 WARN L1295 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 109 could not be translated for associated CType ARRAY#_10_~INT# [2020-10-20 06:18:09,830 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2020-10-20 06:18:09,830 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-10-20 06:18:09,831 INFO L168 Benchmark]: Toolchain (without parser) took 68241.26 ms. Allocated memory was 37.2 MB in the beginning and 217.1 MB in the end (delta: 179.8 MB). Free memory was 19.1 MB in the beginning and 6.3 MB in the end (delta: 12.8 MB). Peak memory consumption was 192.6 MB. Max. memory is 14.3 GB. [2020-10-20 06:18:09,831 INFO L168 Benchmark]: CDTParser took 0.26 ms. Allocated memory is still 34.6 MB. Free memory was 11.3 MB in the beginning and 11.2 MB in the end (delta: 68.4 kB). Peak memory consumption was 68.4 kB. Max. memory is 14.3 GB. [2020-10-20 06:18:09,831 INFO L168 Benchmark]: CACSL2BoogieTranslator took 345.09 ms. Allocated memory was 37.2 MB in the beginning and 45.1 MB in the end (delta: 7.9 MB). Free memory was 18.3 MB in the beginning and 26.3 MB in the end (delta: -8.0 MB). Peak memory consumption was 9.2 MB. Max. memory is 14.3 GB. [2020-10-20 06:18:09,832 INFO L168 Benchmark]: Boogie Preprocessor took 42.58 ms. Allocated memory is still 45.1 MB. Free memory was 26.3 MB in the beginning and 24.3 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 14.3 GB. [2020-10-20 06:18:09,837 INFO L168 Benchmark]: RCFGBuilder took 533.27 ms. Allocated memory was 45.1 MB in the beginning and 47.2 MB in the end (delta: 2.1 MB). Free memory was 24.1 MB in the beginning and 13.2 MB in the end (delta: 10.9 MB). Peak memory consumption was 13.0 MB. Max. memory is 14.3 GB. [2020-10-20 06:18:09,837 INFO L168 Benchmark]: TraceAbstraction took 67212.01 ms. Allocated memory was 47.2 MB in the beginning and 217.1 MB in the end (delta: 169.9 MB). Free memory was 12.7 MB in the beginning and 17.2 MB in the end (delta: -4.5 MB). Peak memory consumption was 165.4 MB. Max. memory is 14.3 GB. [2020-10-20 06:18:09,838 INFO L168 Benchmark]: Witness Printer took 98.82 ms. Allocated memory is still 217.1 MB. Free memory was 17.2 MB in the beginning and 6.3 MB in the end (delta: 10.9 MB). Peak memory consumption was 10.9 MB. Max. memory is 14.3 GB. [2020-10-20 06:18:09,843 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26 ms. Allocated memory is still 34.6 MB. Free memory was 11.3 MB in the beginning and 11.2 MB in the end (delta: 68.4 kB). Peak memory consumption was 68.4 kB. Max. memory is 14.3 GB. * CACSL2BoogieTranslator took 345.09 ms. Allocated memory was 37.2 MB in the beginning and 45.1 MB in the end (delta: 7.9 MB). Free memory was 18.3 MB in the beginning and 26.3 MB in the end (delta: -8.0 MB). Peak memory consumption was 9.2 MB. Max. memory is 14.3 GB. * Boogie Preprocessor took 42.58 ms. Allocated memory is still 45.1 MB. Free memory was 26.3 MB in the beginning and 24.3 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 14.3 GB. * RCFGBuilder took 533.27 ms. Allocated memory was 45.1 MB in the beginning and 47.2 MB in the end (delta: 2.1 MB). Free memory was 24.1 MB in the beginning and 13.2 MB in the end (delta: 10.9 MB). Peak memory consumption was 13.0 MB. Max. memory is 14.3 GB. * TraceAbstraction took 67212.01 ms. Allocated memory was 47.2 MB in the beginning and 217.1 MB in the end (delta: 169.9 MB). Free memory was 12.7 MB in the beginning and 17.2 MB in the end (delta: -4.5 MB). Peak memory consumption was 165.4 MB. Max. memory is 14.3 GB. * Witness Printer took 98.82 ms. Allocated memory is still 217.1 MB. Free memory was 17.2 MB in the beginning and 6.3 MB in the end (delta: 10.9 MB). Peak memory consumption was 10.9 MB. Max. memory is 14.3 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 103 could not be translated for associated CType ARRAY#_10_~INT# - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 105 could not be translated for associated CType ARRAY#_10_~INT# - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 106 could not be translated for associated CType ARRAY#_10_~INT# - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 110 could not be translated for associated CType ARRAY#_10_~INT# - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 107 could not be translated for associated CType ARRAY#_10_~INT# - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 109 could not be translated for associated CType ARRAY#_10_~INT# - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 103 could not be translated for associated CType ARRAY#_10_~INT# - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 110 could not be translated for associated CType ARRAY#_10_~INT# - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 105 could not be translated for associated CType ARRAY#_10_~INT# - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 106 could not be translated for associated CType ARRAY#_10_~INT# - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 107 could not be translated for associated CType ARRAY#_10_~INT# - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 109 could not be translated for associated CType ARRAY#_10_~INT# * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - CounterExampleResult [Line: 38]: pointer dereference may fail pointer dereference may fail We found a FailurePath: [L6] static int array[10]; [L17] static int numbers2[10]; [L36] static int numbers4[10]; VAL [\old(array)=null, \old(array)=null, \old(numbers2)=null, \old(numbers2)=null, \old(numbers4)=null, \old(numbers4)=null, array={15:0}, numbers2={17:0}, numbers4={14:0}] [L45] CALL getNumbers4() VAL [array={15:0}, numbers2={17:0}, numbers4={14:0}] [L35] CALL, EXPR getNumbers3() VAL [array={15:0}, numbers2={17:0}, numbers4={14:0}] [L25] CALL, EXPR getNumbers2() VAL [array={15:0}, numbers2={17:0}, numbers4={14:0}] [L16] CALL, EXPR getNumbers() VAL [array={15:0}, numbers2={17:0}, numbers4={14:0}] [L8] int i = 0; VAL [array={15:0}, i=0, numbers2={17:0}, numbers4={14:0}] [L8] COND TRUE i < 10 VAL [array={15:0}, i=0, numbers2={17:0}, numbers4={14:0}] [L9] array[i] = i VAL [array={15:0}, i=0, numbers2={17:0}, numbers4={14:0}] [L8] ++i VAL [array={15:0}, i=1, numbers2={17:0}, numbers4={14:0}] [L8] COND TRUE i < 10 VAL [array={15:0}, i=1, numbers2={17:0}, numbers4={14:0}] [L9] array[i] = i VAL [array={15:0}, i=1, numbers2={17:0}, numbers4={14:0}] [L8] ++i VAL [array={15:0}, i=2, numbers2={17:0}, numbers4={14:0}] [L8] COND TRUE i < 10 VAL [array={15:0}, i=2, numbers2={17:0}, numbers4={14:0}] [L9] array[i] = i VAL [array={15:0}, i=2, numbers2={17:0}, numbers4={14:0}] [L8] ++i VAL [array={15:0}, i=3, numbers2={17:0}, numbers4={14:0}] [L8] COND TRUE i < 10 VAL [array={15:0}, i=3, numbers2={17:0}, numbers4={14:0}] [L9] array[i] = i VAL [array={15:0}, i=3, numbers2={17:0}, numbers4={14:0}] [L8] ++i VAL [array={15:0}, i=4, numbers2={17:0}, numbers4={14:0}] [L8] COND TRUE i < 10 VAL [array={15:0}, i=4, numbers2={17:0}, numbers4={14:0}] [L9] array[i] = i VAL [array={15:0}, i=4, numbers2={17:0}, numbers4={14:0}] [L8] ++i VAL [array={15:0}, i=5, numbers2={17:0}, numbers4={14:0}] [L8] COND TRUE i < 10 VAL [array={15:0}, i=5, numbers2={17:0}, numbers4={14:0}] [L9] array[i] = i VAL [array={15:0}, i=5, numbers2={17:0}, numbers4={14:0}] [L8] ++i VAL [array={15:0}, i=6, numbers2={17:0}, numbers4={14:0}] [L8] COND TRUE i < 10 VAL [array={15:0}, i=6, numbers2={17:0}, numbers4={14:0}] [L9] array[i] = i VAL [array={15:0}, i=6, numbers2={17:0}, numbers4={14:0}] [L8] ++i VAL [array={15:0}, i=7, numbers2={17:0}, numbers4={14:0}] [L8] COND TRUE i < 10 VAL [array={15:0}, i=7, numbers2={17:0}, numbers4={14:0}] [L9] array[i] = i VAL [array={15:0}, i=7, numbers2={17:0}, numbers4={14:0}] [L8] ++i VAL [array={15:0}, i=8, numbers2={17:0}, numbers4={14:0}] [L8] COND TRUE i < 10 VAL [array={15:0}, i=8, numbers2={17:0}, numbers4={14:0}] [L9] array[i] = i VAL [array={15:0}, i=8, numbers2={17:0}, numbers4={14:0}] [L8] ++i VAL [array={15:0}, i=9, numbers2={17:0}, numbers4={14:0}] [L8] COND TRUE i < 10 VAL [array={15:0}, i=9, numbers2={17:0}, numbers4={14:0}] [L9] array[i] = i VAL [array={15:0}, i=9, numbers2={17:0}, numbers4={14:0}] [L8] ++i VAL [array={15:0}, i=10, numbers2={17:0}, numbers4={14:0}] [L8] COND FALSE !(i < 10) VAL [array={15:0}, i=10, numbers2={17:0}, numbers4={14:0}] [L12] return array; VAL [\result={15:0}, array={15:0}, i=10, numbers2={17:0}, numbers4={14:0}] [L16] RET, EXPR getNumbers() VAL [array={15:0}, getNumbers()={15:0}, numbers2={17:0}, numbers4={14:0}] [L16] int* numbers = getNumbers(); [L18] int i = 0; VAL [array={15:0}, i=0, numbers={15:0}, numbers2={17:0}, numbers4={14:0}] [L18] COND TRUE i < 10 VAL [array={15:0}, i=0, numbers={15:0}, numbers2={17:0}, numbers4={14:0}] [L19] EXPR numbers[i] VAL [array={15:0}, i=0, numbers={15:0}, numbers2={17:0}, numbers4={14:0}, numbers[i]=0] [L19] numbers2[i] = numbers[i] VAL [array={15:0}, i=0, numbers={15:0}, numbers2={17:0}, numbers4={14:0}, numbers[i]=0] [L18] ++i VAL [array={15:0}, i=1, numbers={15:0}, numbers2={17:0}, numbers4={14:0}] [L18] COND TRUE i < 10 VAL [array={15:0}, i=1, numbers={15:0}, numbers2={17:0}, numbers4={14:0}] [L19] EXPR numbers[i] VAL [array={15:0}, i=1, numbers={15:0}, numbers2={17:0}, numbers4={14:0}, numbers[i]=1] [L19] numbers2[i] = numbers[i] VAL [array={15:0}, i=1, numbers={15:0}, numbers2={17:0}, numbers4={14:0}, numbers[i]=1] [L18] ++i VAL [array={15:0}, i=2, numbers={15:0}, numbers2={17:0}, numbers4={14:0}] [L18] COND TRUE i < 10 VAL [array={15:0}, i=2, numbers={15:0}, numbers2={17:0}, numbers4={14:0}] [L19] EXPR numbers[i] VAL [array={15:0}, i=2, numbers={15:0}, numbers2={17:0}, numbers4={14:0}, numbers[i]=2] [L19] numbers2[i] = numbers[i] VAL [array={15:0}, i=2, numbers={15:0}, numbers2={17:0}, numbers4={14:0}, numbers[i]=2] [L18] ++i VAL [array={15:0}, i=3, numbers={15:0}, numbers2={17:0}, numbers4={14:0}] [L18] COND TRUE i < 10 VAL [array={15:0}, i=3, numbers={15:0}, numbers2={17:0}, numbers4={14:0}] [L19] EXPR numbers[i] VAL [array={15:0}, i=3, numbers={15:0}, numbers2={17:0}, numbers4={14:0}, numbers[i]=3] [L19] numbers2[i] = numbers[i] VAL [array={15:0}, i=3, numbers={15:0}, numbers2={17:0}, numbers4={14:0}, numbers[i]=3] [L18] ++i VAL [array={15:0}, i=4, numbers={15:0}, numbers2={17:0}, numbers4={14:0}] [L18] COND TRUE i < 10 VAL [array={15:0}, i=4, numbers={15:0}, numbers2={17:0}, numbers4={14:0}] [L19] EXPR numbers[i] VAL [array={15:0}, i=4, numbers={15:0}, numbers2={17:0}, numbers4={14:0}, numbers[i]=4] [L19] numbers2[i] = numbers[i] VAL [array={15:0}, i=4, numbers={15:0}, numbers2={17:0}, numbers4={14:0}, numbers[i]=4] [L18] ++i VAL [array={15:0}, i=5, numbers={15:0}, numbers2={17:0}, numbers4={14:0}] [L18] COND TRUE i < 10 VAL [array={15:0}, i=5, numbers={15:0}, numbers2={17:0}, numbers4={14:0}] [L19] EXPR numbers[i] VAL [array={15:0}, i=5, numbers={15:0}, numbers2={17:0}, numbers4={14:0}, numbers[i]=5] [L19] numbers2[i] = numbers[i] VAL [array={15:0}, i=5, numbers={15:0}, numbers2={17:0}, numbers4={14:0}, numbers[i]=5] [L18] ++i VAL [array={15:0}, i=6, numbers={15:0}, numbers2={17:0}, numbers4={14:0}] [L18] COND TRUE i < 10 VAL [array={15:0}, i=6, numbers={15:0}, numbers2={17:0}, numbers4={14:0}] [L19] EXPR numbers[i] VAL [array={15:0}, i=6, numbers={15:0}, numbers2={17:0}, numbers4={14:0}, numbers[i]=6] [L19] numbers2[i] = numbers[i] VAL [array={15:0}, i=6, numbers={15:0}, numbers2={17:0}, numbers4={14:0}, numbers[i]=6] [L18] ++i VAL [array={15:0}, i=7, numbers={15:0}, numbers2={17:0}, numbers4={14:0}] [L18] COND TRUE i < 10 VAL [array={15:0}, i=7, numbers={15:0}, numbers2={17:0}, numbers4={14:0}] [L19] EXPR numbers[i] VAL [array={15:0}, i=7, numbers={15:0}, numbers2={17:0}, numbers4={14:0}, numbers[i]=7] [L19] numbers2[i] = numbers[i] VAL [array={15:0}, i=7, numbers={15:0}, numbers2={17:0}, numbers4={14:0}, numbers[i]=7] [L18] ++i VAL [array={15:0}, i=8, numbers={15:0}, numbers2={17:0}, numbers4={14:0}] [L18] COND TRUE i < 10 VAL [array={15:0}, i=8, numbers={15:0}, numbers2={17:0}, numbers4={14:0}] [L19] EXPR numbers[i] VAL [array={15:0}, i=8, numbers={15:0}, numbers2={17:0}, numbers4={14:0}, numbers[i]=8] [L19] numbers2[i] = numbers[i] VAL [array={15:0}, i=8, numbers={15:0}, numbers2={17:0}, numbers4={14:0}, numbers[i]=8] [L18] ++i VAL [array={15:0}, i=9, numbers={15:0}, numbers2={17:0}, numbers4={14:0}] [L18] COND TRUE i < 10 VAL [array={15:0}, i=9, numbers={15:0}, numbers2={17:0}, numbers4={14:0}] [L19] EXPR numbers[i] VAL [array={15:0}, i=9, numbers={15:0}, numbers2={17:0}, numbers4={14:0}, numbers[i]=9] [L19] numbers2[i] = numbers[i] VAL [array={15:0}, i=9, numbers={15:0}, numbers2={17:0}, numbers4={14:0}, numbers[i]=9] [L18] ++i VAL [array={15:0}, i=10, numbers={15:0}, numbers2={17:0}, numbers4={14:0}] [L18] COND FALSE !(i < 10) VAL [array={15:0}, i=10, numbers={15:0}, numbers2={17:0}, numbers4={14:0}] [L21] return numbers2; VAL [\result={17:0}, array={15:0}, i=10, numbers={15:0}, numbers2={17:0}, numbers4={14:0}] [L25] RET, EXPR getNumbers2() VAL [array={15:0}, getNumbers2()={17:0}, numbers2={17:0}, numbers4={14:0}] [L25] int* numbers = getNumbers2(); [L26] int numbers3[10]; [L27] int i = 0; VAL [array={15:0}, i=0, numbers={17:0}, numbers2={17:0}, numbers3={11:0}, numbers4={14:0}] [L27] COND TRUE i < 10 VAL [array={15:0}, i=0, numbers={17:0}, numbers2={17:0}, numbers3={11:0}, numbers4={14:0}] [L28] EXPR numbers[i] VAL [array={15:0}, i=0, numbers={17:0}, numbers2={17:0}, numbers3={11:0}, numbers4={14:0}, numbers[i]=0] [L28] numbers3[i] = numbers[i] VAL [array={15:0}, i=0, numbers={17:0}, numbers2={17:0}, numbers3={11:0}, numbers4={14:0}, numbers[i]=0] [L27] ++i VAL [array={15:0}, i=1, numbers={17:0}, numbers2={17:0}, numbers3={11:0}, numbers4={14:0}] [L27] COND TRUE i < 10 VAL [array={15:0}, i=1, numbers={17:0}, numbers2={17:0}, numbers3={11:0}, numbers4={14:0}] [L28] EXPR numbers[i] VAL [array={15:0}, i=1, numbers={17:0}, numbers2={17:0}, numbers3={11:0}, numbers4={14:0}, numbers[i]=1] [L28] numbers3[i] = numbers[i] VAL [array={15:0}, i=1, numbers={17:0}, numbers2={17:0}, numbers3={11:0}, numbers4={14:0}, numbers[i]=1] [L27] ++i VAL [array={15:0}, i=2, numbers={17:0}, numbers2={17:0}, numbers3={11:0}, numbers4={14:0}] [L27] COND TRUE i < 10 VAL [array={15:0}, i=2, numbers={17:0}, numbers2={17:0}, numbers3={11:0}, numbers4={14:0}] [L28] EXPR numbers[i] VAL [array={15:0}, i=2, numbers={17:0}, numbers2={17:0}, numbers3={11:0}, numbers4={14:0}, numbers[i]=2] [L28] numbers3[i] = numbers[i] VAL [array={15:0}, i=2, numbers={17:0}, numbers2={17:0}, numbers3={11:0}, numbers4={14:0}, numbers[i]=2] [L27] ++i VAL [array={15:0}, i=3, numbers={17:0}, numbers2={17:0}, numbers3={11:0}, numbers4={14:0}] [L27] COND TRUE i < 10 VAL [array={15:0}, i=3, numbers={17:0}, numbers2={17:0}, numbers3={11:0}, numbers4={14:0}] [L28] EXPR numbers[i] VAL [array={15:0}, i=3, numbers={17:0}, numbers2={17:0}, numbers3={11:0}, numbers4={14:0}, numbers[i]=3] [L28] numbers3[i] = numbers[i] VAL [array={15:0}, i=3, numbers={17:0}, numbers2={17:0}, numbers3={11:0}, numbers4={14:0}, numbers[i]=3] [L27] ++i VAL [array={15:0}, i=4, numbers={17:0}, numbers2={17:0}, numbers3={11:0}, numbers4={14:0}] [L27] COND TRUE i < 10 VAL [array={15:0}, i=4, numbers={17:0}, numbers2={17:0}, numbers3={11:0}, numbers4={14:0}] [L28] EXPR numbers[i] VAL [array={15:0}, i=4, numbers={17:0}, numbers2={17:0}, numbers3={11:0}, numbers4={14:0}, numbers[i]=4] [L28] numbers3[i] = numbers[i] VAL [array={15:0}, i=4, numbers={17:0}, numbers2={17:0}, numbers3={11:0}, numbers4={14:0}, numbers[i]=4] [L27] ++i VAL [array={15:0}, i=5, numbers={17:0}, numbers2={17:0}, numbers3={11:0}, numbers4={14:0}] [L27] COND TRUE i < 10 VAL [array={15:0}, i=5, numbers={17:0}, numbers2={17:0}, numbers3={11:0}, numbers4={14:0}] [L28] EXPR numbers[i] VAL [array={15:0}, i=5, numbers={17:0}, numbers2={17:0}, numbers3={11:0}, numbers4={14:0}, numbers[i]=5] [L28] numbers3[i] = numbers[i] VAL [array={15:0}, i=5, numbers={17:0}, numbers2={17:0}, numbers3={11:0}, numbers4={14:0}, numbers[i]=5] [L27] ++i VAL [array={15:0}, i=6, numbers={17:0}, numbers2={17:0}, numbers3={11:0}, numbers4={14:0}] [L27] COND TRUE i < 10 VAL [array={15:0}, i=6, numbers={17:0}, numbers2={17:0}, numbers3={11:0}, numbers4={14:0}] [L28] EXPR numbers[i] VAL [array={15:0}, i=6, numbers={17:0}, numbers2={17:0}, numbers3={11:0}, numbers4={14:0}, numbers[i]=6] [L28] numbers3[i] = numbers[i] VAL [array={15:0}, i=6, numbers={17:0}, numbers2={17:0}, numbers3={11:0}, numbers4={14:0}, numbers[i]=6] [L27] ++i VAL [array={15:0}, i=7, numbers={17:0}, numbers2={17:0}, numbers3={11:0}, numbers4={14:0}] [L27] COND TRUE i < 10 VAL [array={15:0}, i=7, numbers={17:0}, numbers2={17:0}, numbers3={11:0}, numbers4={14:0}] [L28] EXPR numbers[i] VAL [array={15:0}, i=7, numbers={17:0}, numbers2={17:0}, numbers3={11:0}, numbers4={14:0}, numbers[i]=7] [L28] numbers3[i] = numbers[i] VAL [array={15:0}, i=7, numbers={17:0}, numbers2={17:0}, numbers3={11:0}, numbers4={14:0}, numbers[i]=7] [L27] ++i VAL [array={15:0}, i=8, numbers={17:0}, numbers2={17:0}, numbers3={11:0}, numbers4={14:0}] [L27] COND TRUE i < 10 VAL [array={15:0}, i=8, numbers={17:0}, numbers2={17:0}, numbers3={11:0}, numbers4={14:0}] [L28] EXPR numbers[i] VAL [array={15:0}, i=8, numbers={17:0}, numbers2={17:0}, numbers3={11:0}, numbers4={14:0}, numbers[i]=8] [L28] numbers3[i] = numbers[i] VAL [array={15:0}, i=8, numbers={17:0}, numbers2={17:0}, numbers3={11:0}, numbers4={14:0}, numbers[i]=8] [L27] ++i VAL [array={15:0}, i=9, numbers={17:0}, numbers2={17:0}, numbers3={11:0}, numbers4={14:0}] [L27] COND TRUE i < 10 VAL [array={15:0}, i=9, numbers={17:0}, numbers2={17:0}, numbers3={11:0}, numbers4={14:0}] [L28] EXPR numbers[i] VAL [array={15:0}, i=9, numbers={17:0}, numbers2={17:0}, numbers3={11:0}, numbers4={14:0}, numbers[i]=9] [L28] numbers3[i] = numbers[i] VAL [array={15:0}, i=9, numbers={17:0}, numbers2={17:0}, numbers3={11:0}, numbers4={14:0}, numbers[i]=9] [L27] ++i VAL [array={15:0}, i=10, numbers={17:0}, numbers2={17:0}, numbers3={11:0}, numbers4={14:0}] [L27] COND FALSE !(i < 10) VAL [array={15:0}, i=10, numbers={17:0}, numbers2={17:0}, numbers3={11:0}, numbers4={14:0}] [L31] return numbers3; [L31] return numbers3; VAL [\result={11:0}, array={15:0}, i=10, numbers={17:0}, numbers2={17:0}, numbers4={14:0}] [L35] RET, EXPR getNumbers3() VAL [array={15:0}, getNumbers3()={11:0}, numbers2={17:0}, numbers4={14:0}] [L35] int* numbers = getNumbers3(); [L37] int i = 0; VAL [array={15:0}, i=0, numbers={11:0}, numbers2={17:0}, numbers4={14:0}] [L37] COND TRUE i < 10 VAL [array={15:0}, i=0, numbers={11:0}, numbers2={17:0}, numbers4={14:0}] [L38] numbers[i] - StatisticsResult: Ultimate Automizer benchmark data CFG has 7 procedures, 70 locations, 17 error locations. Started 1 CEGAR loops. VerificationResult: UNSAFE, OverallTime: 67.0s, OverallIterations: 39, TraceHistogramMax: 10, AutomataDifference: 12.9s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 2056 SDtfs, 1440 SDslu, 9678 SDs, 0 SdLazy, 5210 SolverSat, 329 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 6.4s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 3101 GetRequests, 2363 SyntacticMatches, 294 SemanticMatches, 444 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3263 ImplicationChecksByTransitivity, 22.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=177occurred in iteration=38, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 38 MinimizatonAttempts, 123 StatesRemovedByMinimization, 31 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.6s SsaConstructionTime, 15.0s SatisfiabilityAnalysisTime, 29.0s InterpolantComputationTime, 5337 NumberOfCodeBlocks, 4917 NumberOfCodeBlocksAsserted, 116 NumberOfCheckSat, 5108 ConstructedInterpolants, 430 QuantifiedInterpolants, 2428211 SizeOfPredicates, 111 NumberOfNonLiveVariables, 9314 ConjunctsInSsa, 397 ConjunctsInUnsatCore, 72 InterpolantComputations, 13 PerfectInterpolantSequences, 10581/13951 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be incorrect! Received shutdown request...