./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 906a4fb5 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -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 0.1.25-906a4fb [2020-10-19 18:24:08,695 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-19 18:24:08,697 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-19 18:24:08,720 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-19 18:24:08,720 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-19 18:24:08,721 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-19 18:24:08,723 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-19 18:24:08,724 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-19 18:24:08,726 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-19 18:24:08,727 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-19 18:24:08,728 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-19 18:24:08,729 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-19 18:24:08,729 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-19 18:24:08,730 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-19 18:24:08,731 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-19 18:24:08,732 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-19 18:24:08,733 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-19 18:24:08,734 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-19 18:24:08,735 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-19 18:24:08,737 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-19 18:24:08,739 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-19 18:24:08,740 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-19 18:24:08,741 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-19 18:24:08,742 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-19 18:24:08,744 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-19 18:24:08,744 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-19 18:24:08,745 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-19 18:24:08,745 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-19 18:24:08,746 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-19 18:24:08,747 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-19 18:24:08,747 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-19 18:24:08,748 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-19 18:24:08,749 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-19 18:24:08,749 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-19 18:24:08,750 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-19 18:24:08,751 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-19 18:24:08,751 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-19 18:24:08,751 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-19 18:24:08,752 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-19 18:24:08,753 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-19 18:24:08,753 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-19 18:24:08,754 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf [2020-10-19 18:24:08,799 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-19 18:24:08,800 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-19 18:24:08,801 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-19 18:24:08,801 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-19 18:24:08,801 INFO L138 SettingsManager]: * Use SBE=true [2020-10-19 18:24:08,802 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-19 18:24:08,802 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-19 18:24:08,802 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2020-10-19 18:24:08,802 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-19 18:24:08,803 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-19 18:24:08,803 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-19 18:24:08,803 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2020-10-19 18:24:08,803 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2020-10-19 18:24:08,804 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2020-10-19 18:24:08,804 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-19 18:24:08,804 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-10-19 18:24:08,804 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-19 18:24:08,804 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-19 18:24:08,805 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-19 18:24:08,805 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-19 18:24:08,807 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-19 18:24:08,807 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-19 18:24:08,807 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-19 18:24:08,807 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-19 18:24:08,808 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-19 18:24:08,808 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-19 18:24:08,808 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-19 18:24:08,808 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-19 18:24:08,808 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 [2020-10-19 18:24:09,139 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-19 18:24:09,154 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-19 18:24:09,158 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-19 18:24:09,161 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-19 18:24:09,163 INFO L275 PluginConnector]: CDTParser initialized [2020-10-19 18:24:09,164 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/memsafety-ext3/getNumbers4-2.c [2020-10-19 18:24:09,221 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e89e78a8e/36030b5ad1304b8f89f48abbb6a1e4c8/FLAG0e78a84ce [2020-10-19 18:24:09,596 INFO L306 CDTParser]: Found 1 translation units. [2020-10-19 18:24:09,597 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/memsafety-ext3/getNumbers4-2.c [2020-10-19 18:24:09,602 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e89e78a8e/36030b5ad1304b8f89f48abbb6a1e4c8/FLAG0e78a84ce [2020-10-19 18:24:09,617 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e89e78a8e/36030b5ad1304b8f89f48abbb6a1e4c8 [2020-10-19 18:24:09,620 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-19 18:24:09,628 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2020-10-19 18:24:09,629 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-19 18:24:09,629 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-19 18:24:09,633 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-19 18:24:09,634 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.10 06:24:09" (1/1) ... [2020-10-19 18:24:09,637 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@291a2a71 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 06:24:09, skipping insertion in model container [2020-10-19 18:24:09,637 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.10 06:24:09" (1/1) ... [2020-10-19 18:24:09,644 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-19 18:24:09,661 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-19 18:24:09,861 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-19 18:24:09,877 INFO L203 MainTranslator]: Completed pre-run [2020-10-19 18:24:09,922 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-19 18:24:09,945 INFO L208 MainTranslator]: Completed translation [2020-10-19 18:24:09,946 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 06:24:09 WrapperNode [2020-10-19 18:24:09,946 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-19 18:24:09,947 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-19 18:24:09,947 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-19 18:24:09,947 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-19 18:24:10,017 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 06:24:09" (1/1) ... [2020-10-19 18:24:10,017 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 06:24:09" (1/1) ... [2020-10-19 18:24:10,027 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 06:24:09" (1/1) ... [2020-10-19 18:24:10,027 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 06:24:09" (1/1) ... [2020-10-19 18:24:10,037 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 06:24:09" (1/1) ... [2020-10-19 18:24:10,042 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 06:24:09" (1/1) ... [2020-10-19 18:24:10,044 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 06:24:09" (1/1) ... [2020-10-19 18:24:10,047 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-19 18:24:10,047 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-19 18:24:10,047 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-19 18:24:10,048 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-19 18:24:10,048 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 06:24:09" (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 [2020-10-19 18:24:10,113 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-19 18:24:10,114 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-19 18:24:10,114 INFO L138 BoogieDeclarations]: Found implementation of procedure getNumbers [2020-10-19 18:24:10,114 INFO L138 BoogieDeclarations]: Found implementation of procedure getNumbers2 [2020-10-19 18:24:10,114 INFO L138 BoogieDeclarations]: Found implementation of procedure getNumbers3 [2020-10-19 18:24:10,115 INFO L138 BoogieDeclarations]: Found implementation of procedure getNumbers4 [2020-10-19 18:24:10,115 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-19 18:24:10,115 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-19 18:24:10,115 INFO L130 BoogieDeclarations]: Found specification of procedure getNumbers [2020-10-19 18:24:10,115 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-19 18:24:10,116 INFO L130 BoogieDeclarations]: Found specification of procedure getNumbers2 [2020-10-19 18:24:10,116 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-19 18:24:10,116 INFO L130 BoogieDeclarations]: Found specification of procedure getNumbers3 [2020-10-19 18:24:10,116 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-19 18:24:10,117 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-19 18:24:10,117 INFO L130 BoogieDeclarations]: Found specification of procedure getNumbers4 [2020-10-19 18:24:10,117 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-19 18:24:10,117 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-19 18:24:10,117 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-19 18:24:10,118 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-19 18:24:10,601 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-19 18:24:10,601 INFO L298 CfgBuilder]: Removed 5 assume(true) statements. [2020-10-19 18:24:10,603 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.10 06:24:10 BoogieIcfgContainer [2020-10-19 18:24:10,603 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-19 18:24:10,604 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-19 18:24:10,604 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-19 18:24:10,609 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-19 18:24:10,609 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.10 06:24:09" (1/3) ... [2020-10-19 18:24:10,610 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7fc3711f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.10 06:24:10, skipping insertion in model container [2020-10-19 18:24:10,610 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 06:24:09" (2/3) ... [2020-10-19 18:24:10,610 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7fc3711f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.10 06:24:10, skipping insertion in model container [2020-10-19 18:24:10,610 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.10 06:24:10" (3/3) ... [2020-10-19 18:24:10,612 INFO L111 eAbstractionObserver]: Analyzing ICFG getNumbers4-2.c [2020-10-19 18:24:10,624 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-10-19 18:24:10,631 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 17 error locations. [2020-10-19 18:24:10,645 INFO L253 AbstractCegarLoop]: Starting to check reachability of 17 error locations. [2020-10-19 18:24:10,665 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-19 18:24:10,665 INFO L378 AbstractCegarLoop]: Hoare is false [2020-10-19 18:24:10,665 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-10-19 18:24:10,666 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-19 18:24:10,666 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-19 18:24:10,666 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-19 18:24:10,666 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-19 18:24:10,666 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-19 18:24:10,683 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states. [2020-10-19 18:24:10,692 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2020-10-19 18:24:10,692 INFO L414 BasicCegarLoop]: Found error trace [2020-10-19 18:24:10,693 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-19 18:24:10,693 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]=== [2020-10-19 18:24:10,698 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-19 18:24:10,699 INFO L82 PathProgramCache]: Analyzing trace with hash 1833468390, now seen corresponding path program 1 times [2020-10-19 18:24:10,708 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-19 18:24:10,709 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1405745046] [2020-10-19 18:24:10,709 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-19 18:24:10,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 18:24:10,968 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-19 18:24:10,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 18:24:11,036 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-19 18:24:11,040 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1405745046] [2020-10-19 18:24:11,041 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-19 18:24:11,041 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-10-19 18:24:11,043 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1571677243] [2020-10-19 18:24:11,048 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-10-19 18:24:11,048 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-19 18:24:11,059 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-10-19 18:24:11,059 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-10-19 18:24:11,061 INFO L87 Difference]: Start difference. First operand 70 states. Second operand 4 states. [2020-10-19 18:24:11,343 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-19 18:24:11,344 INFO L93 Difference]: Finished difference Result 87 states and 93 transitions. [2020-10-19 18:24:11,344 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-19 18:24:11,346 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 12 [2020-10-19 18:24:11,346 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-19 18:24:11,356 INFO L225 Difference]: With dead ends: 87 [2020-10-19 18:24:11,357 INFO L226 Difference]: Without dead ends: 84 [2020-10-19 18:24:11,359 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 [2020-10-19 18:24:11,376 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 84 states. [2020-10-19 18:24:11,396 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 84 to 66. [2020-10-19 18:24:11,397 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 66 states. [2020-10-19 18:24:11,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 66 states and 70 transitions. [2020-10-19 18:24:11,401 INFO L78 Accepts]: Start accepts. Automaton has 66 states and 70 transitions. Word has length 12 [2020-10-19 18:24:11,401 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-19 18:24:11,402 INFO L481 AbstractCegarLoop]: Abstraction has 66 states and 70 transitions. [2020-10-19 18:24:11,402 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-10-19 18:24:11,402 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 70 transitions. [2020-10-19 18:24:11,403 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2020-10-19 18:24:11,403 INFO L414 BasicCegarLoop]: Found error trace [2020-10-19 18:24:11,403 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-19 18:24:11,404 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-19 18:24:11,404 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]=== [2020-10-19 18:24:11,404 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-19 18:24:11,405 INFO L82 PathProgramCache]: Analyzing trace with hash 1833468391, now seen corresponding path program 1 times [2020-10-19 18:24:11,405 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-19 18:24:11,405 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [190992173] [2020-10-19 18:24:11,405 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-19 18:24:11,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 18:24:11,546 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-19 18:24:11,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 18:24:11,582 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-19 18:24:11,584 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [190992173] [2020-10-19 18:24:11,585 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-19 18:24:11,585 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-19 18:24:11,585 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1281224817] [2020-10-19 18:24:11,590 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-19 18:24:11,590 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-19 18:24:11,591 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-19 18:24:11,591 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-10-19 18:24:11,591 INFO L87 Difference]: Start difference. First operand 66 states and 70 transitions. Second operand 5 states. [2020-10-19 18:24:11,891 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-19 18:24:11,891 INFO L93 Difference]: Finished difference Result 69 states and 73 transitions. [2020-10-19 18:24:11,892 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-10-19 18:24:11,892 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 12 [2020-10-19 18:24:11,892 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-19 18:24:11,894 INFO L225 Difference]: With dead ends: 69 [2020-10-19 18:24:11,894 INFO L226 Difference]: Without dead ends: 69 [2020-10-19 18:24:11,895 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 [2020-10-19 18:24:11,896 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 69 states. [2020-10-19 18:24:11,902 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 69 to 68. [2020-10-19 18:24:11,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 68 states. [2020-10-19 18:24:11,905 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 68 states and 72 transitions. [2020-10-19 18:24:11,905 INFO L78 Accepts]: Start accepts. Automaton has 68 states and 72 transitions. Word has length 12 [2020-10-19 18:24:11,905 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-19 18:24:11,906 INFO L481 AbstractCegarLoop]: Abstraction has 68 states and 72 transitions. [2020-10-19 18:24:11,906 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-19 18:24:11,906 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 72 transitions. [2020-10-19 18:24:11,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2020-10-19 18:24:11,907 INFO L414 BasicCegarLoop]: Found error trace [2020-10-19 18:24:11,907 INFO L422 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-19 18:24:11,908 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-19 18:24:11,908 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]=== [2020-10-19 18:24:11,908 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-19 18:24:11,909 INFO L82 PathProgramCache]: Analyzing trace with hash 1757784526, now seen corresponding path program 1 times [2020-10-19 18:24:11,909 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-19 18:24:11,910 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [755377837] [2020-10-19 18:24:11,910 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-19 18:24:11,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 18:24:12,044 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-19 18:24:12,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 18:24:12,072 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-19 18:24:12,073 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [755377837] [2020-10-19 18:24:12,073 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [295800140] [2020-10-19 18:24:12,073 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 [2020-10-19 18:24:12,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 18:24:12,180 INFO L263 TraceCheckSpWp]: Trace formula consists of 130 conjuncts, 15 conjunts are in the unsatisfiable core [2020-10-19 18:24:12,194 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-10-19 18:24:12,277 INFO L441 ElimStorePlain]: Different costs {0=[|v_#length_32|], 4=[|v_#valid_37|]} [2020-10-19 18:24:12,293 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-10-19 18:24:12,295 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-10-19 18:24:12,297 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-10-19 18:24:12,359 INFO L350 Elim1Store]: treesize reduction 27, result has 50.9 percent of original size [2020-10-19 18:24:12,360 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 [2020-10-19 18:24:12,362 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-10-19 18:24:12,404 INFO L625 ElimStorePlain]: treesize reduction 10, result has 82.8 percent of original size [2020-10-19 18:24:12,417 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 [2020-10-19 18:24:12,425 INFO L545 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 2 xjuncts. [2020-10-19 18:24:12,473 INFO L625 ElimStorePlain]: treesize reduction 26, result has 60.0 percent of original size [2020-10-19 18:24:12,499 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. [2020-10-19 18:24:12,500 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 5 variables, input treesize:36, output treesize:27 [2020-10-19 18:24:12,811 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-19 18:24:12,812 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-10-19 18:24:12,812 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4] total 8 [2020-10-19 18:24:12,813 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1532434791] [2020-10-19 18:24:12,813 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-19 18:24:12,814 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-19 18:24:12,814 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-19 18:24:12,814 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=48, Unknown=0, NotChecked=0, Total=72 [2020-10-19 18:24:12,815 INFO L87 Difference]: Start difference. First operand 68 states and 72 transitions. Second operand 9 states. [2020-10-19 18:24:13,175 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-19 18:24:13,175 INFO L93 Difference]: Finished difference Result 72 states and 76 transitions. [2020-10-19 18:24:13,176 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-10-19 18:24:13,176 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 15 [2020-10-19 18:24:13,177 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-19 18:24:13,178 INFO L225 Difference]: With dead ends: 72 [2020-10-19 18:24:13,178 INFO L226 Difference]: Without dead ends: 72 [2020-10-19 18:24:13,179 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 [2020-10-19 18:24:13,179 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 72 states. [2020-10-19 18:24:13,184 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 72 to 71. [2020-10-19 18:24:13,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 71 states. [2020-10-19 18:24:13,186 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 71 states and 75 transitions. [2020-10-19 18:24:13,186 INFO L78 Accepts]: Start accepts. Automaton has 71 states and 75 transitions. Word has length 15 [2020-10-19 18:24:13,187 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-19 18:24:13,187 INFO L481 AbstractCegarLoop]: Abstraction has 71 states and 75 transitions. [2020-10-19 18:24:13,187 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-19 18:24:13,187 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 75 transitions. [2020-10-19 18:24:13,188 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2020-10-19 18:24:13,188 INFO L414 BasicCegarLoop]: Found error trace [2020-10-19 18:24:13,188 INFO L422 BasicCegarLoop]: trace histogram [3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-19 18:24:13,403 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable2 [2020-10-19 18:24:13,404 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]=== [2020-10-19 18:24:13,404 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-19 18:24:13,404 INFO L82 PathProgramCache]: Analyzing trace with hash 1917592711, now seen corresponding path program 2 times [2020-10-19 18:24:13,405 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-19 18:24:13,405 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [275344538] [2020-10-19 18:24:13,405 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-19 18:24:13,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 18:24:13,574 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-19 18:24:13,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 18:24:13,594 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-19 18:24:13,595 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [275344538] [2020-10-19 18:24:13,595 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [16942349] [2020-10-19 18:24:13,595 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 [2020-10-19 18:24:13,671 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2020-10-19 18:24:13,672 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-10-19 18:24:13,673 INFO L263 TraceCheckSpWp]: Trace formula consists of 138 conjuncts, 15 conjunts are in the unsatisfiable core [2020-10-19 18:24:13,675 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-10-19 18:24:13,687 INFO L441 ElimStorePlain]: Different costs {0=[|v_#length_33|], 4=[|v_#valid_38|]} [2020-10-19 18:24:13,694 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-10-19 18:24:13,696 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-10-19 18:24:13,697 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-10-19 18:24:13,730 INFO L350 Elim1Store]: treesize reduction 27, result has 50.9 percent of original size [2020-10-19 18:24:13,731 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 [2020-10-19 18:24:13,731 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-10-19 18:24:13,761 INFO L625 ElimStorePlain]: treesize reduction 10, result has 82.8 percent of original size [2020-10-19 18:24:13,781 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 [2020-10-19 18:24:13,788 INFO L545 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-10-19 18:24:13,839 INFO L625 ElimStorePlain]: treesize reduction 43, result has 47.6 percent of original size [2020-10-19 18:24:13,855 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. [2020-10-19 18:24:13,855 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 5 variables, input treesize:36, output treesize:27 [2020-10-19 18:24:14,161 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-19 18:24:14,162 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2020-10-19 18:24:14,162 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [5] total 11 [2020-10-19 18:24:14,163 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2037555084] [2020-10-19 18:24:14,163 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-10-19 18:24:14,164 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-19 18:24:14,164 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-19 18:24:14,164 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=39, Invalid=93, Unknown=0, NotChecked=0, Total=132 [2020-10-19 18:24:14,165 INFO L87 Difference]: Start difference. First operand 71 states and 75 transitions. Second operand 7 states. [2020-10-19 18:24:14,291 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-19 18:24:14,292 INFO L93 Difference]: Finished difference Result 71 states and 75 transitions. [2020-10-19 18:24:14,292 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-10-19 18:24:14,292 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 18 [2020-10-19 18:24:14,292 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-19 18:24:14,293 INFO L225 Difference]: With dead ends: 71 [2020-10-19 18:24:14,294 INFO L226 Difference]: Without dead ends: 71 [2020-10-19 18:24:14,294 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 [2020-10-19 18:24:14,295 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 71 states. [2020-10-19 18:24:14,299 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 71 to 69. [2020-10-19 18:24:14,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 69 states. [2020-10-19 18:24:14,300 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 69 states and 73 transitions. [2020-10-19 18:24:14,300 INFO L78 Accepts]: Start accepts. Automaton has 69 states and 73 transitions. Word has length 18 [2020-10-19 18:24:14,300 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-19 18:24:14,301 INFO L481 AbstractCegarLoop]: Abstraction has 69 states and 73 transitions. [2020-10-19 18:24:14,301 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-10-19 18:24:14,301 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 73 transitions. [2020-10-19 18:24:14,303 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2020-10-19 18:24:14,304 INFO L414 BasicCegarLoop]: Found error trace [2020-10-19 18:24:14,304 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] [2020-10-19 18:24:14,510 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,3 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-10-19 18:24:14,514 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]=== [2020-10-19 18:24:14,514 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-19 18:24:14,515 INFO L82 PathProgramCache]: Analyzing trace with hash 421781908, now seen corresponding path program 1 times [2020-10-19 18:24:14,515 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-19 18:24:14,515 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [902247742] [2020-10-19 18:24:14,516 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-19 18:24:14,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 18:24:14,597 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-19 18:24:14,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 18:24:14,613 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-19 18:24:14,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 18:24:14,637 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-10-19 18:24:14,638 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [902247742] [2020-10-19 18:24:14,638 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-19 18:24:14,638 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-10-19 18:24:14,639 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1704255148] [2020-10-19 18:24:14,639 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-19 18:24:14,639 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-19 18:24:14,639 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-19 18:24:14,640 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2020-10-19 18:24:14,640 INFO L87 Difference]: Start difference. First operand 69 states and 73 transitions. Second operand 8 states. [2020-10-19 18:24:14,887 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-19 18:24:14,888 INFO L93 Difference]: Finished difference Result 68 states and 72 transitions. [2020-10-19 18:24:14,888 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-10-19 18:24:14,888 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 23 [2020-10-19 18:24:14,888 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-19 18:24:14,889 INFO L225 Difference]: With dead ends: 68 [2020-10-19 18:24:14,889 INFO L226 Difference]: Without dead ends: 68 [2020-10-19 18:24:14,890 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 [2020-10-19 18:24:14,890 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 68 states. [2020-10-19 18:24:14,894 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 68 to 68. [2020-10-19 18:24:14,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 68 states. [2020-10-19 18:24:14,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 68 states and 72 transitions. [2020-10-19 18:24:14,895 INFO L78 Accepts]: Start accepts. Automaton has 68 states and 72 transitions. Word has length 23 [2020-10-19 18:24:14,895 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-19 18:24:14,896 INFO L481 AbstractCegarLoop]: Abstraction has 68 states and 72 transitions. [2020-10-19 18:24:14,896 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-19 18:24:14,896 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 72 transitions. [2020-10-19 18:24:14,896 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2020-10-19 18:24:14,897 INFO L414 BasicCegarLoop]: Found error trace [2020-10-19 18:24:14,897 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] [2020-10-19 18:24:14,897 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-10-19 18:24:14,897 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]=== [2020-10-19 18:24:14,897 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-19 18:24:14,897 INFO L82 PathProgramCache]: Analyzing trace with hash 421781909, now seen corresponding path program 1 times [2020-10-19 18:24:14,898 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-19 18:24:14,898 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1908948358] [2020-10-19 18:24:14,898 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-19 18:24:14,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 18:24:14,950 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-19 18:24:14,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 18:24:14,964 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-19 18:24:14,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 18:24:15,004 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-19 18:24:15,004 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1908948358] [2020-10-19 18:24:15,005 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2073216867] [2020-10-19 18:24:15,005 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 [2020-10-19 18:24:15,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 18:24:15,062 INFO L263 TraceCheckSpWp]: Trace formula consists of 154 conjuncts, 4 conjunts are in the unsatisfiable core [2020-10-19 18:24:15,066 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-10-19 18:24:15,079 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-19 18:24:15,080 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-10-19 18:24:15,080 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 5] total 7 [2020-10-19 18:24:15,080 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1757562270] [2020-10-19 18:24:15,080 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-10-19 18:24:15,081 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-19 18:24:15,081 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-19 18:24:15,082 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2020-10-19 18:24:15,082 INFO L87 Difference]: Start difference. First operand 68 states and 72 transitions. Second operand 7 states. [2020-10-19 18:24:15,243 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-19 18:24:15,243 INFO L93 Difference]: Finished difference Result 73 states and 77 transitions. [2020-10-19 18:24:15,244 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-10-19 18:24:15,244 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 23 [2020-10-19 18:24:15,244 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-19 18:24:15,247 INFO L225 Difference]: With dead ends: 73 [2020-10-19 18:24:15,247 INFO L226 Difference]: Without dead ends: 73 [2020-10-19 18:24:15,247 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 [2020-10-19 18:24:15,248 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 73 states. [2020-10-19 18:24:15,254 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 73 to 71. [2020-10-19 18:24:15,254 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 71 states. [2020-10-19 18:24:15,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 71 states and 75 transitions. [2020-10-19 18:24:15,258 INFO L78 Accepts]: Start accepts. Automaton has 71 states and 75 transitions. Word has length 23 [2020-10-19 18:24:15,258 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-19 18:24:15,258 INFO L481 AbstractCegarLoop]: Abstraction has 71 states and 75 transitions. [2020-10-19 18:24:15,259 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-10-19 18:24:15,259 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 75 transitions. [2020-10-19 18:24:15,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2020-10-19 18:24:15,259 INFO L414 BasicCegarLoop]: Found error trace [2020-10-19 18:24:15,260 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] [2020-10-19 18:24:15,476 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,4 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-10-19 18:24:15,477 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]=== [2020-10-19 18:24:15,477 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-19 18:24:15,478 INFO L82 PathProgramCache]: Analyzing trace with hash -16477362, now seen corresponding path program 2 times [2020-10-19 18:24:15,478 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-19 18:24:15,479 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1443996662] [2020-10-19 18:24:15,479 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-19 18:24:15,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 18:24:15,523 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-19 18:24:15,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 18:24:15,533 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-19 18:24:15,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 18:24:15,566 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-19 18:24:15,567 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1443996662] [2020-10-19 18:24:15,567 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1836520158] [2020-10-19 18:24:15,567 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 [2020-10-19 18:24:15,624 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2020-10-19 18:24:15,624 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-10-19 18:24:15,625 INFO L263 TraceCheckSpWp]: Trace formula consists of 138 conjuncts, 24 conjunts are in the unsatisfiable core [2020-10-19 18:24:15,628 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-10-19 18:24:15,694 INFO L350 Elim1Store]: treesize reduction 73, result has 33.0 percent of original size [2020-10-19 18:24:15,695 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 [2020-10-19 18:24:15,695 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-10-19 18:24:15,725 INFO L625 ElimStorePlain]: treesize reduction 10, result has 77.3 percent of original size [2020-10-19 18:24:15,729 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. [2020-10-19 18:24:15,730 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 4 variables, input treesize:19, output treesize:19 [2020-10-19 18:24:15,799 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2020-10-19 18:24:15,800 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2020-10-19 18:24:15,800 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [8] total 12 [2020-10-19 18:24:15,800 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [579345053] [2020-10-19 18:24:15,801 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-10-19 18:24:15,801 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-19 18:24:15,801 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-10-19 18:24:15,801 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=103, Unknown=0, NotChecked=0, Total=132 [2020-10-19 18:24:15,801 INFO L87 Difference]: Start difference. First operand 71 states and 75 transitions. Second operand 6 states. [2020-10-19 18:24:15,947 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-19 18:24:15,947 INFO L93 Difference]: Finished difference Result 78 states and 82 transitions. [2020-10-19 18:24:15,947 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-10-19 18:24:15,947 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 26 [2020-10-19 18:24:15,948 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-19 18:24:15,948 INFO L225 Difference]: With dead ends: 78 [2020-10-19 18:24:15,949 INFO L226 Difference]: Without dead ends: 78 [2020-10-19 18:24:15,949 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 25 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 23 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=37, Invalid=145, Unknown=0, NotChecked=0, Total=182 [2020-10-19 18:24:15,949 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 78 states. [2020-10-19 18:24:15,953 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 78 to 73. [2020-10-19 18:24:15,953 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 73 states. [2020-10-19 18:24:15,954 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 73 states and 77 transitions. [2020-10-19 18:24:15,955 INFO L78 Accepts]: Start accepts. Automaton has 73 states and 77 transitions. Word has length 26 [2020-10-19 18:24:15,955 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-19 18:24:15,955 INFO L481 AbstractCegarLoop]: Abstraction has 73 states and 77 transitions. [2020-10-19 18:24:15,955 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-10-19 18:24:15,955 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 77 transitions. [2020-10-19 18:24:15,956 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2020-10-19 18:24:15,956 INFO L414 BasicCegarLoop]: Found error trace [2020-10-19 18:24:15,956 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] [2020-10-19 18:24:16,168 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,5 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-10-19 18:24:16,168 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]=== [2020-10-19 18:24:16,169 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-19 18:24:16,170 INFO L82 PathProgramCache]: Analyzing trace with hash -510798198, now seen corresponding path program 1 times [2020-10-19 18:24:16,170 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-19 18:24:16,170 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [394491584] [2020-10-19 18:24:16,170 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-19 18:24:16,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 18:24:16,214 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-19 18:24:16,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 18:24:16,223 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-19 18:24:16,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 18:24:16,255 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-19 18:24:16,256 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [394491584] [2020-10-19 18:24:16,256 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [360910779] [2020-10-19 18:24:16,256 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 [2020-10-19 18:24:16,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 18:24:16,311 INFO L263 TraceCheckSpWp]: Trace formula consists of 168 conjuncts, 5 conjunts are in the unsatisfiable core [2020-10-19 18:24:16,313 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-10-19 18:24:16,321 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-19 18:24:16,322 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-10-19 18:24:16,322 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 6] total 8 [2020-10-19 18:24:16,322 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [54091579] [2020-10-19 18:24:16,323 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-19 18:24:16,323 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-19 18:24:16,323 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-19 18:24:16,323 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=36, Unknown=0, NotChecked=0, Total=56 [2020-10-19 18:24:16,323 INFO L87 Difference]: Start difference. First operand 73 states and 77 transitions. Second operand 8 states. [2020-10-19 18:24:16,496 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-19 18:24:16,496 INFO L93 Difference]: Finished difference Result 78 states and 82 transitions. [2020-10-19 18:24:16,497 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-10-19 18:24:16,497 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 27 [2020-10-19 18:24:16,497 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-19 18:24:16,498 INFO L225 Difference]: With dead ends: 78 [2020-10-19 18:24:16,498 INFO L226 Difference]: Without dead ends: 78 [2020-10-19 18:24:16,498 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 30 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=28, Invalid=44, Unknown=0, NotChecked=0, Total=72 [2020-10-19 18:24:16,499 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 78 states. [2020-10-19 18:24:16,503 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 78 to 76. [2020-10-19 18:24:16,503 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 76 states. [2020-10-19 18:24:16,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 76 states and 80 transitions. [2020-10-19 18:24:16,504 INFO L78 Accepts]: Start accepts. Automaton has 76 states and 80 transitions. Word has length 27 [2020-10-19 18:24:16,504 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-19 18:24:16,505 INFO L481 AbstractCegarLoop]: Abstraction has 76 states and 80 transitions. [2020-10-19 18:24:16,505 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-19 18:24:16,505 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 80 transitions. [2020-10-19 18:24:16,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2020-10-19 18:24:16,506 INFO L414 BasicCegarLoop]: Found error trace [2020-10-19 18:24:16,506 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] [2020-10-19 18:24:16,717 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,6 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-10-19 18:24:16,718 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]=== [2020-10-19 18:24:16,718 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-19 18:24:16,718 INFO L82 PathProgramCache]: Analyzing trace with hash -1612905533, now seen corresponding path program 2 times [2020-10-19 18:24:16,718 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-19 18:24:16,719 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [772501243] [2020-10-19 18:24:16,719 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-19 18:24:16,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 18:24:16,766 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-19 18:24:16,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 18:24:16,775 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-19 18:24:16,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 18:24:16,822 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 22 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-19 18:24:16,823 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [772501243] [2020-10-19 18:24:16,823 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1380814161] [2020-10-19 18:24:16,823 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 [2020-10-19 18:24:16,885 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2020-10-19 18:24:16,886 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-10-19 18:24:16,886 INFO L263 TraceCheckSpWp]: Trace formula consists of 144 conjuncts, 9 conjunts are in the unsatisfiable core [2020-10-19 18:24:16,889 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-10-19 18:24:16,972 INFO L350 Elim1Store]: treesize reduction 141, result has 23.8 percent of original size [2020-10-19 18:24:16,973 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 [2020-10-19 18:24:16,975 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-10-19 18:24:17,039 INFO L625 ElimStorePlain]: treesize reduction 74, result has 40.8 percent of original size [2020-10-19 18:24:17,042 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:17,047 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:17,049 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:17,051 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. [2020-10-19 18:24:17,051 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 4 variables, input treesize:36, output treesize:51 [2020-10-19 18:24:17,054 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:17,056 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:17,058 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:17,084 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:17,087 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:17,089 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:17,141 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:17,144 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:17,145 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:17,200 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:17,203 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:17,205 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:17,258 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:17,261 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:17,263 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:17,312 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:17,315 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:17,317 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:17,360 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:17,363 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:17,365 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:17,406 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:17,408 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:17,409 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:17,450 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:17,452 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:17,453 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:17,493 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:17,495 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:17,496 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:17,537 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:17,539 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:17,541 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:17,583 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:17,585 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:17,586 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:17,626 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:17,628 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:17,629 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:17,668 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:17,671 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:17,672 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:17,715 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:17,717 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:17,719 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:17,762 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:17,764 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:17,765 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:17,802 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:17,804 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:17,806 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:17,844 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:17,846 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:17,847 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:17,884 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:17,886 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:17,887 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:17,923 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:17,925 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:17,926 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:17,963 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:17,965 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:17,966 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:18,001 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:18,003 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:18,004 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:18,044 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:18,046 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:18,047 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:18,084 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:18,086 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:18,087 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:18,122 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:18,123 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:18,125 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:18,160 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:18,162 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:18,164 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:18,198 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:18,200 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:18,201 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:18,236 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:18,237 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:18,239 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:18,283 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2020-10-19 18:24:18,283 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2020-10-19 18:24:18,283 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [9] total 10 [2020-10-19 18:24:18,283 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [28047897] [2020-10-19 18:24:18,284 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-19 18:24:18,284 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-19 18:24:18,284 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-19 18:24:18,284 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=62, Unknown=0, NotChecked=0, Total=90 [2020-10-19 18:24:18,285 INFO L87 Difference]: Start difference. First operand 76 states and 80 transitions. Second operand 3 states. [2020-10-19 18:24:18,323 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-19 18:24:18,323 INFO L93 Difference]: Finished difference Result 75 states and 79 transitions. [2020-10-19 18:24:18,323 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-19 18:24:18,323 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 30 [2020-10-19 18:24:18,324 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-19 18:24:18,324 INFO L225 Difference]: With dead ends: 75 [2020-10-19 18:24:18,324 INFO L226 Difference]: Without dead ends: 75 [2020-10-19 18:24:18,325 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 40 GetRequests, 5 SyntacticMatches, 27 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 145 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=28, Invalid=62, Unknown=0, NotChecked=0, Total=90 [2020-10-19 18:24:18,325 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 75 states. [2020-10-19 18:24:18,328 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 75 to 75. [2020-10-19 18:24:18,328 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 75 states. [2020-10-19 18:24:18,329 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 75 states and 79 transitions. [2020-10-19 18:24:18,329 INFO L78 Accepts]: Start accepts. Automaton has 75 states and 79 transitions. Word has length 30 [2020-10-19 18:24:18,329 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-19 18:24:18,329 INFO L481 AbstractCegarLoop]: Abstraction has 75 states and 79 transitions. [2020-10-19 18:24:18,329 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-19 18:24:18,330 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 79 transitions. [2020-10-19 18:24:18,330 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2020-10-19 18:24:18,330 INFO L414 BasicCegarLoop]: Found error trace [2020-10-19 18:24:18,331 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] [2020-10-19 18:24:18,541 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,7 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-10-19 18:24:18,542 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]=== [2020-10-19 18:24:18,542 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-19 18:24:18,542 INFO L82 PathProgramCache]: Analyzing trace with hash -1612905532, now seen corresponding path program 1 times [2020-10-19 18:24:18,542 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-19 18:24:18,543 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1585985455] [2020-10-19 18:24:18,543 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-19 18:24:18,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 18:24:18,594 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-19 18:24:18,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 18:24:18,602 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-19 18:24:18,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 18:24:18,665 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 22 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-19 18:24:18,666 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1585985455] [2020-10-19 18:24:18,666 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [474244802] [2020-10-19 18:24:18,666 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 [2020-10-19 18:24:18,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 18:24:18,722 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 6 conjunts are in the unsatisfiable core [2020-10-19 18:24:18,724 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-10-19 18:24:18,734 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 22 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-19 18:24:18,734 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-10-19 18:24:18,734 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 7] total 9 [2020-10-19 18:24:18,735 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1697583979] [2020-10-19 18:24:18,735 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-19 18:24:18,736 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-19 18:24:18,736 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-19 18:24:18,736 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=46, Unknown=0, NotChecked=0, Total=72 [2020-10-19 18:24:18,736 INFO L87 Difference]: Start difference. First operand 75 states and 79 transitions. Second operand 9 states. [2020-10-19 18:24:18,898 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-19 18:24:18,898 INFO L93 Difference]: Finished difference Result 80 states and 84 transitions. [2020-10-19 18:24:18,899 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-10-19 18:24:18,899 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 30 [2020-10-19 18:24:18,899 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-19 18:24:18,900 INFO L225 Difference]: With dead ends: 80 [2020-10-19 18:24:18,900 INFO L226 Difference]: Without dead ends: 80 [2020-10-19 18:24:18,900 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 [2020-10-19 18:24:18,901 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 80 states. [2020-10-19 18:24:18,904 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 80 to 78. [2020-10-19 18:24:18,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 78 states. [2020-10-19 18:24:18,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 78 states and 82 transitions. [2020-10-19 18:24:18,910 INFO L78 Accepts]: Start accepts. Automaton has 78 states and 82 transitions. Word has length 30 [2020-10-19 18:24:18,910 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-19 18:24:18,910 INFO L481 AbstractCegarLoop]: Abstraction has 78 states and 82 transitions. [2020-10-19 18:24:18,911 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-19 18:24:18,911 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 82 transitions. [2020-10-19 18:24:18,912 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2020-10-19 18:24:18,912 INFO L414 BasicCegarLoop]: Found error trace [2020-10-19 18:24:18,912 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] [2020-10-19 18:24:19,113 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2020-10-19 18:24:19,114 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]=== [2020-10-19 18:24:19,114 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-19 18:24:19,114 INFO L82 PathProgramCache]: Analyzing trace with hash 532455403, now seen corresponding path program 2 times [2020-10-19 18:24:19,115 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-19 18:24:19,115 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [602918625] [2020-10-19 18:24:19,116 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-19 18:24:19,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 18:24:19,165 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-19 18:24:19,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 18:24:19,177 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-19 18:24:19,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 18:24:19,233 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 0 proven. 35 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-19 18:24:19,233 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [602918625] [2020-10-19 18:24:19,234 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [693152091] [2020-10-19 18:24:19,234 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 [2020-10-19 18:24:19,290 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2020-10-19 18:24:19,291 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-10-19 18:24:19,292 INFO L263 TraceCheckSpWp]: Trace formula consists of 144 conjuncts, 13 conjunts are in the unsatisfiable core [2020-10-19 18:24:19,295 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-10-19 18:24:19,299 INFO L441 ElimStorePlain]: Different costs {0=[|v_#length_35|], 4=[|v_#valid_40|]} [2020-10-19 18:24:19,304 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-10-19 18:24:19,307 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-10-19 18:24:19,308 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-10-19 18:24:19,344 INFO L350 Elim1Store]: treesize reduction 27, result has 50.9 percent of original size [2020-10-19 18:24:19,344 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 [2020-10-19 18:24:19,345 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-10-19 18:24:19,379 INFO L625 ElimStorePlain]: treesize reduction 10, result has 82.8 percent of original size [2020-10-19 18:24:19,387 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 [2020-10-19 18:24:19,388 INFO L545 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-10-19 18:24:19,438 INFO L625 ElimStorePlain]: treesize reduction 43, result has 47.6 percent of original size [2020-10-19 18:24:19,444 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. [2020-10-19 18:24:19,444 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 5 variables, input treesize:36, output treesize:27 [2020-10-19 18:24:19,618 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2020-10-19 18:24:19,619 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2020-10-19 18:24:19,619 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [10] total 12 [2020-10-19 18:24:19,620 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1529997133] [2020-10-19 18:24:19,620 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-10-19 18:24:19,621 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-19 18:24:19,621 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-10-19 18:24:19,621 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=94, Unknown=0, NotChecked=0, Total=132 [2020-10-19 18:24:19,621 INFO L87 Difference]: Start difference. First operand 78 states and 82 transitions. Second operand 4 states. [2020-10-19 18:24:19,726 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-19 18:24:19,726 INFO L93 Difference]: Finished difference Result 81 states and 85 transitions. [2020-10-19 18:24:19,727 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-10-19 18:24:19,727 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 33 [2020-10-19 18:24:19,727 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-19 18:24:19,728 INFO L225 Difference]: With dead ends: 81 [2020-10-19 18:24:19,728 INFO L226 Difference]: Without dead ends: 81 [2020-10-19 18:24:19,729 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 [2020-10-19 18:24:19,729 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 81 states. [2020-10-19 18:24:19,732 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 81 to 79. [2020-10-19 18:24:19,732 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 79 states. [2020-10-19 18:24:19,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 79 states and 83 transitions. [2020-10-19 18:24:19,733 INFO L78 Accepts]: Start accepts. Automaton has 79 states and 83 transitions. Word has length 33 [2020-10-19 18:24:19,733 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-19 18:24:19,733 INFO L481 AbstractCegarLoop]: Abstraction has 79 states and 83 transitions. [2020-10-19 18:24:19,733 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-10-19 18:24:19,734 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 83 transitions. [2020-10-19 18:24:19,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2020-10-19 18:24:19,735 INFO L414 BasicCegarLoop]: Found error trace [2020-10-19 18:24:19,735 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] [2020-10-19 18:24:19,944 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable10 [2020-10-19 18:24:19,945 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]=== [2020-10-19 18:24:19,945 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-19 18:24:19,945 INFO L82 PathProgramCache]: Analyzing trace with hash -1353588722, now seen corresponding path program 1 times [2020-10-19 18:24:19,945 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-19 18:24:19,945 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1426914035] [2020-10-19 18:24:19,946 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-19 18:24:19,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 18:24:20,007 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-19 18:24:20,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 18:24:20,016 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-19 18:24:20,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 18:24:20,075 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 0 proven. 35 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-10-19 18:24:20,076 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1426914035] [2020-10-19 18:24:20,076 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1663094618] [2020-10-19 18:24:20,076 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 [2020-10-19 18:24:20,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 18:24:20,136 INFO L263 TraceCheckSpWp]: Trace formula consists of 193 conjuncts, 7 conjunts are in the unsatisfiable core [2020-10-19 18:24:20,139 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-10-19 18:24:20,153 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 0 proven. 35 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-10-19 18:24:20,153 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-10-19 18:24:20,154 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 8] total 10 [2020-10-19 18:24:20,154 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1371175113] [2020-10-19 18:24:20,155 INFO L461 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-10-19 18:24:20,155 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-19 18:24:20,155 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-10-19 18:24:20,155 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=57, Unknown=0, NotChecked=0, Total=90 [2020-10-19 18:24:20,156 INFO L87 Difference]: Start difference. First operand 79 states and 83 transitions. Second operand 10 states. [2020-10-19 18:24:20,336 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-19 18:24:20,336 INFO L93 Difference]: Finished difference Result 84 states and 88 transitions. [2020-10-19 18:24:20,337 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-10-19 18:24:20,337 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 37 [2020-10-19 18:24:20,337 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-19 18:24:20,339 INFO L225 Difference]: With dead ends: 84 [2020-10-19 18:24:20,339 INFO L226 Difference]: Without dead ends: 84 [2020-10-19 18:24:20,340 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 [2020-10-19 18:24:20,340 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 84 states. [2020-10-19 18:24:20,343 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 84 to 82. [2020-10-19 18:24:20,343 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 82 states. [2020-10-19 18:24:20,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 82 states and 86 transitions. [2020-10-19 18:24:20,344 INFO L78 Accepts]: Start accepts. Automaton has 82 states and 86 transitions. Word has length 37 [2020-10-19 18:24:20,344 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-19 18:24:20,345 INFO L481 AbstractCegarLoop]: Abstraction has 82 states and 86 transitions. [2020-10-19 18:24:20,345 INFO L482 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-10-19 18:24:20,345 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 86 transitions. [2020-10-19 18:24:20,350 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2020-10-19 18:24:20,350 INFO L414 BasicCegarLoop]: Found error trace [2020-10-19 18:24:20,350 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] [2020-10-19 18:24:20,561 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11,10 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-10-19 18:24:20,562 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]=== [2020-10-19 18:24:20,562 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-19 18:24:20,562 INFO L82 PathProgramCache]: Analyzing trace with hash 1899534855, now seen corresponding path program 2 times [2020-10-19 18:24:20,562 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-19 18:24:20,562 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1281213572] [2020-10-19 18:24:20,562 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-19 18:24:20,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 18:24:20,604 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-19 18:24:20,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 18:24:20,612 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-19 18:24:20,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 18:24:20,672 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 0 proven. 51 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-10-19 18:24:20,672 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1281213572] [2020-10-19 18:24:20,672 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [386150084] [2020-10-19 18:24:20,672 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 [2020-10-19 18:24:20,727 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2020-10-19 18:24:20,727 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-10-19 18:24:20,729 INFO L263 TraceCheckSpWp]: Trace formula consists of 201 conjuncts, 25 conjunts are in the unsatisfiable core [2020-10-19 18:24:20,731 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-10-19 18:24:20,786 INFO L350 Elim1Store]: treesize reduction 73, result has 33.0 percent of original size [2020-10-19 18:24:20,787 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 [2020-10-19 18:24:20,787 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-10-19 18:24:20,815 INFO L625 ElimStorePlain]: treesize reduction 10, result has 77.3 percent of original size [2020-10-19 18:24:20,818 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. [2020-10-19 18:24:20,818 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 4 variables, input treesize:19, output treesize:19 [2020-10-19 18:24:20,928 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 51 trivial. 0 not checked. [2020-10-19 18:24:20,928 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2020-10-19 18:24:20,928 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [11] total 17 [2020-10-19 18:24:20,929 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [139686530] [2020-10-19 18:24:20,929 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-19 18:24:20,929 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-19 18:24:20,929 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-19 18:24:20,930 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=215, Unknown=0, NotChecked=0, Total=272 [2020-10-19 18:24:20,930 INFO L87 Difference]: Start difference. First operand 82 states and 86 transitions. Second operand 8 states. [2020-10-19 18:24:21,144 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-19 18:24:21,144 INFO L93 Difference]: Finished difference Result 83 states and 87 transitions. [2020-10-19 18:24:21,145 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-10-19 18:24:21,145 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 40 [2020-10-19 18:24:21,145 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-19 18:24:21,146 INFO L225 Difference]: With dead ends: 83 [2020-10-19 18:24:21,146 INFO L226 Difference]: Without dead ends: 83 [2020-10-19 18:24:21,147 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 56 GetRequests, 37 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 59 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=79, Invalid=341, Unknown=0, NotChecked=0, Total=420 [2020-10-19 18:24:21,147 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 83 states. [2020-10-19 18:24:21,149 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 83 to 81. [2020-10-19 18:24:21,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 81 states. [2020-10-19 18:24:21,150 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 81 states and 85 transitions. [2020-10-19 18:24:21,150 INFO L78 Accepts]: Start accepts. Automaton has 81 states and 85 transitions. Word has length 40 [2020-10-19 18:24:21,151 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-19 18:24:21,151 INFO L481 AbstractCegarLoop]: Abstraction has 81 states and 85 transitions. [2020-10-19 18:24:21,151 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-19 18:24:21,151 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 85 transitions. [2020-10-19 18:24:21,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2020-10-19 18:24:21,152 INFO L414 BasicCegarLoop]: Found error trace [2020-10-19 18:24:21,152 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] [2020-10-19 18:24:21,353 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12,11 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-10-19 18:24:21,353 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]=== [2020-10-19 18:24:21,353 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-19 18:24:21,353 INFO L82 PathProgramCache]: Analyzing trace with hash -1243961614, now seen corresponding path program 1 times [2020-10-19 18:24:21,354 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-19 18:24:21,354 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [243079706] [2020-10-19 18:24:21,354 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-19 18:24:21,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 18:24:21,414 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-19 18:24:21,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 18:24:21,423 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-19 18:24:21,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 18:24:21,493 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 0 proven. 51 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-10-19 18:24:21,494 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [243079706] [2020-10-19 18:24:21,494 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [806864300] [2020-10-19 18:24:21,495 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 [2020-10-19 18:24:21,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 18:24:21,548 INFO L263 TraceCheckSpWp]: Trace formula consists of 207 conjuncts, 8 conjunts are in the unsatisfiable core [2020-10-19 18:24:21,549 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-10-19 18:24:21,558 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 0 proven. 51 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-10-19 18:24:21,558 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-10-19 18:24:21,558 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 9] total 11 [2020-10-19 18:24:21,559 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [97266436] [2020-10-19 18:24:21,559 INFO L461 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-10-19 18:24:21,559 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-19 18:24:21,559 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-10-19 18:24:21,559 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=41, Invalid=69, Unknown=0, NotChecked=0, Total=110 [2020-10-19 18:24:21,560 INFO L87 Difference]: Start difference. First operand 81 states and 85 transitions. Second operand 11 states. [2020-10-19 18:24:21,733 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-19 18:24:21,734 INFO L93 Difference]: Finished difference Result 86 states and 90 transitions. [2020-10-19 18:24:21,734 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-10-19 18:24:21,734 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 41 [2020-10-19 18:24:21,734 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-19 18:24:21,735 INFO L225 Difference]: With dead ends: 86 [2020-10-19 18:24:21,735 INFO L226 Difference]: Without dead ends: 86 [2020-10-19 18:24:21,735 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 54 GetRequests, 44 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=52, Invalid=80, Unknown=0, NotChecked=0, Total=132 [2020-10-19 18:24:21,736 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 86 states. [2020-10-19 18:24:21,740 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 86 to 84. [2020-10-19 18:24:21,740 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 84 states. [2020-10-19 18:24:21,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 84 states and 88 transitions. [2020-10-19 18:24:21,741 INFO L78 Accepts]: Start accepts. Automaton has 84 states and 88 transitions. Word has length 41 [2020-10-19 18:24:21,741 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-19 18:24:21,741 INFO L481 AbstractCegarLoop]: Abstraction has 84 states and 88 transitions. [2020-10-19 18:24:21,741 INFO L482 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-10-19 18:24:21,741 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 88 transitions. [2020-10-19 18:24:21,742 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2020-10-19 18:24:21,742 INFO L414 BasicCegarLoop]: Found error trace [2020-10-19 18:24:21,744 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] [2020-10-19 18:24:21,953 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable13 [2020-10-19 18:24:21,953 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]=== [2020-10-19 18:24:21,954 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-19 18:24:21,954 INFO L82 PathProgramCache]: Analyzing trace with hash 1366408299, now seen corresponding path program 2 times [2020-10-19 18:24:21,954 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-19 18:24:21,954 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [291521019] [2020-10-19 18:24:21,954 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-19 18:24:21,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 18:24:21,997 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-19 18:24:21,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 18:24:22,017 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-19 18:24:22,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 18:24:22,096 INFO L134 CoverageAnalysis]: Checked inductivity of 73 backedges. 0 proven. 70 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-10-19 18:24:22,097 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [291521019] [2020-10-19 18:24:22,097 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1577261930] [2020-10-19 18:24:22,097 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 [2020-10-19 18:24:22,136 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2020-10-19 18:24:22,136 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-10-19 18:24:22,137 INFO L263 TraceCheckSpWp]: Trace formula consists of 144 conjuncts, 17 conjunts are in the unsatisfiable core [2020-10-19 18:24:22,139 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-10-19 18:24:22,148 INFO L441 ElimStorePlain]: Different costs {0=[|v_#length_37|], 4=[|v_#valid_41|]} [2020-10-19 18:24:22,155 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-10-19 18:24:22,156 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-10-19 18:24:22,157 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-10-19 18:24:22,195 INFO L350 Elim1Store]: treesize reduction 27, result has 50.9 percent of original size [2020-10-19 18:24:22,195 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 [2020-10-19 18:24:22,196 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-10-19 18:24:22,230 INFO L625 ElimStorePlain]: treesize reduction 10, result has 83.6 percent of original size [2020-10-19 18:24:22,237 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 [2020-10-19 18:24:22,238 INFO L545 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-10-19 18:24:22,292 INFO L625 ElimStorePlain]: treesize reduction 43, result has 49.4 percent of original size [2020-10-19 18:24:22,303 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. [2020-10-19 18:24:22,303 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 5 variables, input treesize:39, output treesize:30 [2020-10-19 18:24:22,684 INFO L134 CoverageAnalysis]: Checked inductivity of 73 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2020-10-19 18:24:22,685 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-10-19 18:24:22,685 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 7] total 18 [2020-10-19 18:24:22,686 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [300194417] [2020-10-19 18:24:22,687 INFO L461 AbstractCegarLoop]: Interpolant automaton has 18 states [2020-10-19 18:24:22,687 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-19 18:24:22,687 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2020-10-19 18:24:22,688 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=64, Invalid=242, Unknown=0, NotChecked=0, Total=306 [2020-10-19 18:24:22,688 INFO L87 Difference]: Start difference. First operand 84 states and 88 transitions. Second operand 18 states. [2020-10-19 18:24:23,680 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-19 18:24:23,680 INFO L93 Difference]: Finished difference Result 88 states and 92 transitions. [2020-10-19 18:24:23,680 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2020-10-19 18:24:23,680 INFO L78 Accepts]: Start accepts. Automaton has 18 states. Word has length 44 [2020-10-19 18:24:23,681 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-19 18:24:23,681 INFO L225 Difference]: With dead ends: 88 [2020-10-19 18:24:23,682 INFO L226 Difference]: Without dead ends: 88 [2020-10-19 18:24:23,682 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 72 GetRequests, 42 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 161 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=201, Invalid=791, Unknown=0, NotChecked=0, Total=992 [2020-10-19 18:24:23,683 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 88 states. [2020-10-19 18:24:23,687 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 88 to 84. [2020-10-19 18:24:23,688 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 84 states. [2020-10-19 18:24:23,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 84 states and 88 transitions. [2020-10-19 18:24:23,688 INFO L78 Accepts]: Start accepts. Automaton has 84 states and 88 transitions. Word has length 44 [2020-10-19 18:24:23,688 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-19 18:24:23,689 INFO L481 AbstractCegarLoop]: Abstraction has 84 states and 88 transitions. [2020-10-19 18:24:23,689 INFO L482 AbstractCegarLoop]: Interpolant automaton has 18 states. [2020-10-19 18:24:23,689 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 88 transitions. [2020-10-19 18:24:23,689 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2020-10-19 18:24:23,690 INFO L414 BasicCegarLoop]: Found error trace [2020-10-19 18:24:23,690 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] [2020-10-19 18:24:23,902 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable14 [2020-10-19 18:24:23,903 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]=== [2020-10-19 18:24:23,903 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-19 18:24:23,904 INFO L82 PathProgramCache]: Analyzing trace with hash 1242834180, now seen corresponding path program 1 times [2020-10-19 18:24:23,905 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-19 18:24:23,905 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [677352798] [2020-10-19 18:24:23,905 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-19 18:24:23,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 18:24:23,954 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-19 18:24:23,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 18:24:23,969 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-19 18:24:23,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 18:24:23,996 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-19 18:24:23,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 18:24:24,006 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2020-10-19 18:24:24,006 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [677352798] [2020-10-19 18:24:24,006 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [150018355] [2020-10-19 18:24:24,007 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 [2020-10-19 18:24:24,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 18:24:24,070 INFO L263 TraceCheckSpWp]: Trace formula consists of 241 conjuncts, 10 conjunts are in the unsatisfiable core [2020-10-19 18:24:24,075 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-10-19 18:24:24,179 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 0 proven. 92 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-10-19 18:24:24,179 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-10-19 18:24:24,180 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 11] total 15 [2020-10-19 18:24:24,180 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [834570340] [2020-10-19 18:24:24,180 INFO L461 AbstractCegarLoop]: Interpolant automaton has 15 states [2020-10-19 18:24:24,180 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-19 18:24:24,180 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2020-10-19 18:24:24,181 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=65, Invalid=145, Unknown=0, NotChecked=0, Total=210 [2020-10-19 18:24:24,181 INFO L87 Difference]: Start difference. First operand 84 states and 88 transitions. Second operand 15 states. [2020-10-19 18:24:24,331 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-19 18:24:24,331 INFO L93 Difference]: Finished difference Result 98 states and 102 transitions. [2020-10-19 18:24:24,332 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2020-10-19 18:24:24,332 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 51 [2020-10-19 18:24:24,332 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-19 18:24:24,333 INFO L225 Difference]: With dead ends: 98 [2020-10-19 18:24:24,333 INFO L226 Difference]: Without dead ends: 98 [2020-10-19 18:24:24,333 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 62 GetRequests, 48 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 20 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=78, Invalid=162, Unknown=0, NotChecked=0, Total=240 [2020-10-19 18:24:24,334 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 98 states. [2020-10-19 18:24:24,336 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 98 to 92. [2020-10-19 18:24:24,336 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 92 states. [2020-10-19 18:24:24,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 92 states and 96 transitions. [2020-10-19 18:24:24,337 INFO L78 Accepts]: Start accepts. Automaton has 92 states and 96 transitions. Word has length 51 [2020-10-19 18:24:24,338 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-19 18:24:24,338 INFO L481 AbstractCegarLoop]: Abstraction has 92 states and 96 transitions. [2020-10-19 18:24:24,338 INFO L482 AbstractCegarLoop]: Interpolant automaton has 15 states. [2020-10-19 18:24:24,339 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 96 transitions. [2020-10-19 18:24:24,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2020-10-19 18:24:24,339 INFO L414 BasicCegarLoop]: Found error trace [2020-10-19 18:24:24,339 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] [2020-10-19 18:24:24,547 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable15 [2020-10-19 18:24:24,547 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]=== [2020-10-19 18:24:24,548 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-19 18:24:24,548 INFO L82 PathProgramCache]: Analyzing trace with hash 968105693, now seen corresponding path program 2 times [2020-10-19 18:24:24,548 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-19 18:24:24,548 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [464596948] [2020-10-19 18:24:24,549 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-19 18:24:24,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 18:24:24,617 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-19 18:24:24,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 18:24:24,625 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-19 18:24:24,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 18:24:24,640 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-19 18:24:24,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 18:24:24,739 INFO L134 CoverageAnalysis]: Checked inductivity of 124 backedges. 0 proven. 117 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2020-10-19 18:24:24,740 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [464596948] [2020-10-19 18:24:24,740 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1972001593] [2020-10-19 18:24:24,740 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 [2020-10-19 18:24:24,796 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2020-10-19 18:24:24,796 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-10-19 18:24:24,797 INFO L263 TraceCheckSpWp]: Trace formula consists of 162 conjuncts, 16 conjunts are in the unsatisfiable core [2020-10-19 18:24:24,799 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-10-19 18:24:24,876 INFO L350 Elim1Store]: treesize reduction 141, result has 23.8 percent of original size [2020-10-19 18:24:24,876 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 [2020-10-19 18:24:24,877 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-10-19 18:24:24,927 INFO L625 ElimStorePlain]: treesize reduction 32, result has 61.4 percent of original size [2020-10-19 18:24:24,928 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:24,930 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:24,931 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:24,932 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. [2020-10-19 18:24:24,932 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 4 variables, input treesize:36, output treesize:51 [2020-10-19 18:24:24,933 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:24,935 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:24,936 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:24,960 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:24,962 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:24,963 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:25,002 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:25,003 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:25,004 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:25,045 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:25,046 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:25,047 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:25,088 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:25,089 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:25,090 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:25,133 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:25,134 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:25,135 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:25,176 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:25,177 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:25,178 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:25,217 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:25,218 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:25,219 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:25,258 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:25,260 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:25,261 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:25,298 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:25,299 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:25,300 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:25,338 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:25,339 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:25,340 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:25,377 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:25,379 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:25,380 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:25,417 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:25,418 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:25,419 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:25,456 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:25,458 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:25,458 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:25,497 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:25,498 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:25,499 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:25,536 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:25,538 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:25,539 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:25,576 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:25,578 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:25,579 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:25,616 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:25,617 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:25,618 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:25,658 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:25,660 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:25,661 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:25,706 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:25,708 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:25,709 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:25,754 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:25,756 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:25,758 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:25,803 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:25,805 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:25,806 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:25,847 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:25,848 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:25,849 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:25,890 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:25,892 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:25,893 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:25,931 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:25,933 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:25,934 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:25,975 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:25,976 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:25,977 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:26,017 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:26,019 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:26,020 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:26,063 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:26,065 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:26,066 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:26,106 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:26,107 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:26,109 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:26,157 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:26,159 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:26,160 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:26,204 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:26,206 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:26,207 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:26,247 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:26,263 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:26,264 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:26,312 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:26,314 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:26,316 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:26,368 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:26,369 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:26,370 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:26,418 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:26,419 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:26,420 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:26,470 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:26,471 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:26,472 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:26,511 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:26,512 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:26,513 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:26,550 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:26,552 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:26,553 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:26,591 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:26,592 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:26,593 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:26,633 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:26,634 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:26,635 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:26,672 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:26,673 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:26,674 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:26,711 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:26,713 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:26,714 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:26,752 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:26,753 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:26,754 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:26,792 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:26,793 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:26,794 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:26,845 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:26,847 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:26,848 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:26,897 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:26,899 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:26,900 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:26,943 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:26,944 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:26,945 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:26,981 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:26,982 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:26,983 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:27,020 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:27,021 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:27,022 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:27,059 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:27,060 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:27,061 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:27,097 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:27,098 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:27,099 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:27,134 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:27,135 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:27,136 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:27,179 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:27,180 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:27,181 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:27,325 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:27,327 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:27,330 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[4, 2, 4, 1] term [2020-10-19 18:24:27,331 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-10-19 18:24:27,332 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:27,335 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:27,338 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-10-19 18:24:27,339 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:27,341 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:27,343 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:27,344 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:27,348 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:27,349 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:27,350 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:27,545 WARN L193 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 36 [2020-10-19 18:24:27,548 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-10-19 18:24:27,678 INFO L350 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-10-19 18:24:27,679 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 [2020-10-19 18:24:27,681 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-10-19 18:24:27,743 INFO L350 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-10-19 18:24:27,743 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 [2020-10-19 18:24:27,745 INFO L545 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-10-19 18:24:27,890 WARN L193 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 45 [2020-10-19 18:24:27,891 INFO L625 ElimStorePlain]: treesize reduction 108, result has 45.2 percent of original size [2020-10-19 18:24:27,891 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-10-19 18:24:27,894 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. [2020-10-19 18:24:27,894 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 6 variables, input treesize:71, output treesize:89 [2020-10-19 18:24:27,894 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-10-19 18:24:27,974 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-10-19 18:24:28,056 INFO L134 CoverageAnalysis]: Checked inductivity of 124 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 124 trivial. 0 not checked. [2020-10-19 18:24:28,056 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2020-10-19 18:24:28,056 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [14] total 18 [2020-10-19 18:24:28,057 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [965527681] [2020-10-19 18:24:28,057 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-10-19 18:24:28,057 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-19 18:24:28,058 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-10-19 18:24:28,058 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=80, Invalid=226, Unknown=0, NotChecked=0, Total=306 [2020-10-19 18:24:28,058 INFO L87 Difference]: Start difference. First operand 92 states and 96 transitions. Second operand 6 states. [2020-10-19 18:24:28,364 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-19 18:24:28,365 INFO L93 Difference]: Finished difference Result 91 states and 95 transitions. [2020-10-19 18:24:28,365 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-10-19 18:24:28,365 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 59 [2020-10-19 18:24:28,365 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-19 18:24:28,366 INFO L225 Difference]: With dead ends: 91 [2020-10-19 18:24:28,366 INFO L226 Difference]: Without dead ends: 91 [2020-10-19 18:24:28,367 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 78 GetRequests, 7 SyntacticMatches, 53 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 584 ImplicationChecksByTransitivity, 2.3s TimeCoverageRelationStatistics Valid=88, Invalid=292, Unknown=0, NotChecked=0, Total=380 [2020-10-19 18:24:28,367 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 91 states. [2020-10-19 18:24:28,370 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 91 to 91. [2020-10-19 18:24:28,370 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 91 states. [2020-10-19 18:24:28,371 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 91 states and 95 transitions. [2020-10-19 18:24:28,371 INFO L78 Accepts]: Start accepts. Automaton has 91 states and 95 transitions. Word has length 59 [2020-10-19 18:24:28,371 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-19 18:24:28,371 INFO L481 AbstractCegarLoop]: Abstraction has 91 states and 95 transitions. [2020-10-19 18:24:28,371 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-10-19 18:24:28,372 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 95 transitions. [2020-10-19 18:24:28,372 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2020-10-19 18:24:28,373 INFO L414 BasicCegarLoop]: Found error trace [2020-10-19 18:24:28,373 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] [2020-10-19 18:24:28,573 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16,15 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-10-19 18:24:28,574 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]=== [2020-10-19 18:24:28,574 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-19 18:24:28,574 INFO L82 PathProgramCache]: Analyzing trace with hash 968105694, now seen corresponding path program 1 times [2020-10-19 18:24:28,575 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-19 18:24:28,575 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1411813762] [2020-10-19 18:24:28,576 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-19 18:24:28,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 18:24:28,629 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-19 18:24:28,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 18:24:28,638 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-19 18:24:28,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 18:24:28,661 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-19 18:24:28,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 18:24:28,807 INFO L134 CoverageAnalysis]: Checked inductivity of 124 backedges. 0 proven. 117 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2020-10-19 18:24:28,807 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1411813762] [2020-10-19 18:24:28,808 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [406443872] [2020-10-19 18:24:28,808 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 [2020-10-19 18:24:28,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 18:24:28,867 INFO L263 TraceCheckSpWp]: Trace formula consists of 264 conjuncts, 11 conjunts are in the unsatisfiable core [2020-10-19 18:24:28,868 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-10-19 18:24:28,883 INFO L134 CoverageAnalysis]: Checked inductivity of 124 backedges. 0 proven. 117 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2020-10-19 18:24:28,884 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-10-19 18:24:28,884 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14, 12] total 14 [2020-10-19 18:24:28,884 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [311787632] [2020-10-19 18:24:28,885 INFO L461 AbstractCegarLoop]: Interpolant automaton has 14 states [2020-10-19 18:24:28,885 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-19 18:24:28,885 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2020-10-19 18:24:28,885 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=71, Invalid=111, Unknown=0, NotChecked=0, Total=182 [2020-10-19 18:24:28,885 INFO L87 Difference]: Start difference. First operand 91 states and 95 transitions. Second operand 14 states. [2020-10-19 18:24:29,060 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-19 18:24:29,060 INFO L93 Difference]: Finished difference Result 94 states and 98 transitions. [2020-10-19 18:24:29,060 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2020-10-19 18:24:29,060 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 59 [2020-10-19 18:24:29,061 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-19 18:24:29,061 INFO L225 Difference]: With dead ends: 94 [2020-10-19 18:24:29,061 INFO L226 Difference]: Without dead ends: 94 [2020-10-19 18:24:29,062 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 [2020-10-19 18:24:29,062 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 94 states. [2020-10-19 18:24:29,064 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 94 to 94. [2020-10-19 18:24:29,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 94 states. [2020-10-19 18:24:29,065 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 94 states and 98 transitions. [2020-10-19 18:24:29,065 INFO L78 Accepts]: Start accepts. Automaton has 94 states and 98 transitions. Word has length 59 [2020-10-19 18:24:29,066 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-19 18:24:29,066 INFO L481 AbstractCegarLoop]: Abstraction has 94 states and 98 transitions. [2020-10-19 18:24:29,066 INFO L482 AbstractCegarLoop]: Interpolant automaton has 14 states. [2020-10-19 18:24:29,066 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 98 transitions. [2020-10-19 18:24:29,066 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2020-10-19 18:24:29,067 INFO L414 BasicCegarLoop]: Found error trace [2020-10-19 18:24:29,067 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] [2020-10-19 18:24:29,276 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 16 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable17 [2020-10-19 18:24:29,277 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]=== [2020-10-19 18:24:29,277 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-19 18:24:29,277 INFO L82 PathProgramCache]: Analyzing trace with hash -317183977, now seen corresponding path program 2 times [2020-10-19 18:24:29,277 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-19 18:24:29,277 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [952665307] [2020-10-19 18:24:29,277 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-19 18:24:29,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 18:24:29,328 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-19 18:24:29,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 18:24:29,335 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-19 18:24:29,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 18:24:29,371 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-19 18:24:29,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 18:24:29,385 INFO L134 CoverageAnalysis]: Checked inductivity of 152 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2020-10-19 18:24:29,385 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [952665307] [2020-10-19 18:24:29,386 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [927002945] [2020-10-19 18:24:29,386 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 [2020-10-19 18:24:29,469 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2020-10-19 18:24:29,470 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-10-19 18:24:29,471 INFO L263 TraceCheckSpWp]: Trace formula consists of 162 conjuncts, 34 conjunts are in the unsatisfiable core [2020-10-19 18:24:29,473 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-10-19 18:24:29,477 INFO L441 ElimStorePlain]: Different costs {0=[|v_#length_38|], 9=[|v_#valid_44|]} [2020-10-19 18:24:29,482 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-10-19 18:24:29,484 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-10-19 18:24:29,486 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-10-19 18:24:29,518 INFO L350 Elim1Store]: treesize reduction 27, result has 50.9 percent of original size [2020-10-19 18:24:29,519 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 [2020-10-19 18:24:29,519 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-10-19 18:24:29,555 INFO L625 ElimStorePlain]: treesize reduction 10, result has 86.8 percent of original size [2020-10-19 18:24:29,645 INFO L350 Elim1Store]: treesize reduction 141, result has 23.8 percent of original size [2020-10-19 18:24:29,646 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 [2020-10-19 18:24:29,648 INFO L545 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-10-19 18:24:29,729 INFO L625 ElimStorePlain]: treesize reduction 36, result has 68.1 percent of original size [2020-10-19 18:24:29,730 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:29,731 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-10-19 18:24:29,732 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:29,732 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-10-19 18:24:29,733 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:29,734 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-10-19 18:24:29,735 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. [2020-10-19 18:24:29,735 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 5 variables, input treesize:54, output treesize:77 [2020-10-19 18:24:29,736 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:29,736 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-10-19 18:24:29,737 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:29,737 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-10-19 18:24:29,738 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:29,738 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-10-19 18:24:29,765 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:29,766 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-10-19 18:24:29,767 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:29,767 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-10-19 18:24:29,768 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:29,768 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-10-19 18:24:29,825 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:29,826 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-10-19 18:24:29,827 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:29,828 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-10-19 18:24:29,829 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:29,829 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-10-19 18:24:29,867 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:29,867 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-10-19 18:24:29,869 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:29,869 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-10-19 18:24:29,870 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:29,871 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-10-19 18:24:29,905 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:29,905 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-10-19 18:24:29,907 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:29,907 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-10-19 18:24:29,908 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:29,908 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-10-19 18:24:29,942 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:29,942 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-10-19 18:24:29,943 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:29,944 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-10-19 18:24:29,945 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:29,945 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-10-19 18:24:29,977 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:29,978 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-10-19 18:24:29,979 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:29,979 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-10-19 18:24:29,980 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:29,981 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-10-19 18:24:30,012 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:30,013 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-10-19 18:24:30,014 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:30,014 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-10-19 18:24:30,015 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:30,016 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-10-19 18:24:30,047 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:30,047 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-10-19 18:24:30,049 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:30,049 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-10-19 18:24:30,050 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:30,051 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-10-19 18:24:30,081 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:30,082 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-10-19 18:24:30,083 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:30,083 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-10-19 18:24:30,084 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:30,085 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-10-19 18:24:30,113 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:30,113 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-10-19 18:24:30,114 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:30,115 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-10-19 18:24:30,116 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:30,116 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-10-19 18:24:30,148 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:30,149 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-10-19 18:24:30,150 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:30,150 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-10-19 18:24:30,151 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:30,151 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-10-19 18:24:30,191 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:30,191 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-10-19 18:24:30,192 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:30,193 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-10-19 18:24:30,193 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:30,194 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-10-19 18:24:30,224 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:30,225 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-10-19 18:24:30,226 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:30,226 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-10-19 18:24:30,227 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:30,227 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-10-19 18:24:30,259 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:30,259 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-10-19 18:24:30,261 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:30,261 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-10-19 18:24:30,262 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:30,262 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-10-19 18:24:30,292 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:30,292 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-10-19 18:24:30,294 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:30,294 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-10-19 18:24:30,295 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:30,295 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-10-19 18:24:30,337 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:30,338 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-10-19 18:24:30,339 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:30,339 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-10-19 18:24:30,340 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:30,341 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-10-19 18:24:30,379 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:30,380 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-10-19 18:24:30,381 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:30,382 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-10-19 18:24:30,383 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:30,383 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-10-19 18:24:30,416 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:30,416 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-10-19 18:24:30,418 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:30,418 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-10-19 18:24:30,419 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:30,420 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-10-19 18:24:30,461 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:30,462 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-10-19 18:24:30,464 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:30,464 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-10-19 18:24:30,465 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:30,466 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-10-19 18:24:30,505 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:30,505 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-10-19 18:24:30,507 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:30,508 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-10-19 18:24:30,509 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:30,509 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-10-19 18:24:30,558 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:30,558 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-10-19 18:24:30,560 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:30,561 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-10-19 18:24:30,562 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:30,563 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-10-19 18:24:30,602 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:30,603 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-10-19 18:24:30,604 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:30,604 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-10-19 18:24:30,605 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:30,605 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-10-19 18:24:30,638 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:30,638 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-10-19 18:24:30,639 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:30,640 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-10-19 18:24:30,641 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:30,641 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-10-19 18:24:30,675 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:30,675 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-10-19 18:24:30,676 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:30,677 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-10-19 18:24:30,677 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:30,678 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-10-19 18:24:30,711 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:30,712 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-10-19 18:24:30,714 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:30,714 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-10-19 18:24:30,715 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:30,715 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-10-19 18:24:30,749 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:30,750 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-10-19 18:24:30,751 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:30,751 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-10-19 18:24:30,752 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:30,752 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-10-19 18:24:30,786 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:30,786 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-10-19 18:24:30,787 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:30,788 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-10-19 18:24:30,788 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:30,789 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-10-19 18:24:30,820 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:30,821 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-10-19 18:24:30,822 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:30,822 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-10-19 18:24:30,823 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:30,824 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-10-19 18:24:30,855 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:30,855 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-10-19 18:24:30,856 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:30,857 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-10-19 18:24:30,857 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:30,858 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-10-19 18:24:30,899 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:30,899 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-10-19 18:24:30,900 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:30,901 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-10-19 18:24:30,902 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:30,904 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-10-19 18:24:30,936 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:30,937 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-10-19 18:24:30,938 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:30,943 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-10-19 18:24:30,944 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:30,944 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-10-19 18:24:30,980 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:30,980 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-10-19 18:24:30,981 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:30,982 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-10-19 18:24:30,983 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:30,983 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-10-19 18:24:31,018 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:31,019 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-10-19 18:24:31,020 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:31,020 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-10-19 18:24:31,023 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:31,023 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-10-19 18:24:31,052 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:31,053 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-10-19 18:24:31,054 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:31,055 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-10-19 18:24:31,056 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:31,059 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-10-19 18:24:31,087 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:31,088 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-10-19 18:24:31,089 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:31,089 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-10-19 18:24:31,090 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:31,090 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-10-19 18:24:31,123 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:31,123 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-10-19 18:24:31,124 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:31,125 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-10-19 18:24:31,125 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:31,126 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-10-19 18:24:31,160 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:31,161 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-10-19 18:24:31,162 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:31,162 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-10-19 18:24:31,163 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:31,163 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-10-19 18:24:31,203 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:31,203 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-10-19 18:24:31,204 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:31,204 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-10-19 18:24:31,205 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:31,206 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-10-19 18:24:31,233 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:31,233 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-10-19 18:24:31,234 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:31,234 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-10-19 18:24:31,235 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:31,235 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-10-19 18:24:31,263 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:31,263 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-10-19 18:24:31,264 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:31,264 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-10-19 18:24:31,265 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:31,265 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-10-19 18:24:31,303 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:31,303 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-10-19 18:24:31,304 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:31,304 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-10-19 18:24:31,305 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:31,305 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-10-19 18:24:31,336 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:31,336 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-10-19 18:24:31,337 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:31,337 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-10-19 18:24:31,338 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:31,339 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-10-19 18:24:31,373 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:31,374 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-10-19 18:24:31,376 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:31,376 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-10-19 18:24:31,377 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:31,377 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-10-19 18:24:31,417 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:31,417 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-10-19 18:24:31,418 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:31,419 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-10-19 18:24:31,419 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:31,420 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-10-19 18:24:31,448 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:31,449 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-10-19 18:24:31,450 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:31,450 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-10-19 18:24:31,451 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:31,451 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-10-19 18:24:31,484 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:31,485 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-10-19 18:24:31,486 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:31,486 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-10-19 18:24:31,487 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:31,487 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-10-19 18:24:31,517 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:31,518 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-10-19 18:24:31,518 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:31,519 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-10-19 18:24:31,519 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:31,520 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-10-19 18:24:31,556 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:31,556 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-10-19 18:24:31,557 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:31,557 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-10-19 18:24:31,558 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:31,558 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-10-19 18:24:31,584 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:31,584 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-10-19 18:24:31,585 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:31,586 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-10-19 18:24:31,586 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:31,587 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-10-19 18:24:31,616 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:31,617 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-10-19 18:24:31,618 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:31,618 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-10-19 18:24:31,619 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:31,619 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-10-19 18:24:31,647 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:31,648 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-10-19 18:24:31,649 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:31,650 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-10-19 18:24:31,651 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:31,651 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-10-19 18:24:31,679 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:31,679 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-10-19 18:24:31,680 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:31,680 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-10-19 18:24:31,681 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:31,681 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-10-19 18:24:31,719 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:31,719 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-10-19 18:24:31,720 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:31,721 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-10-19 18:24:31,722 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:31,722 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-10-19 18:24:31,757 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:31,757 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-10-19 18:24:31,759 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:31,759 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-10-19 18:24:31,760 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:31,760 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-10-19 18:24:31,792 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:31,792 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-10-19 18:24:31,793 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:31,793 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-10-19 18:24:31,794 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:31,795 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-10-19 18:24:32,017 WARN L193 SmtUtils]: Spent 193.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 47 [2020-10-19 18:24:32,053 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:32,053 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-10-19 18:24:32,055 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:32,055 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-10-19 18:24:32,056 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[5, 3, 7, 1] term [2020-10-19 18:24:32,056 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 5 disjuncts [2020-10-19 18:24:32,057 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:32,058 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-10-19 18:24:32,061 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 4 disjuncts [2020-10-19 18:24:32,062 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:32,062 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-10-19 18:24:32,064 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:32,065 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-10-19 18:24:32,388 WARN L193 SmtUtils]: Spent 239.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 59 [2020-10-19 18:24:32,391 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-10-19 18:24:32,422 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-10-19 18:24:32,426 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-10-19 18:24:32,427 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-10-19 18:24:32,428 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-10-19 18:24:32,453 INFO L350 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-10-19 18:24:32,454 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 [2020-10-19 18:24:32,455 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-10-19 18:24:32,461 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-10-19 18:24:32,462 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-10-19 18:24:32,463 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-10-19 18:24:32,485 INFO L350 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-10-19 18:24:32,486 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 [2020-10-19 18:24:32,486 INFO L545 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-10-19 18:24:32,492 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-10-19 18:24:32,493 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-10-19 18:24:32,494 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-10-19 18:24:32,502 INFO L350 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-10-19 18:24:32,503 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 [2020-10-19 18:24:32,504 INFO L545 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2020-10-19 18:24:32,687 WARN L193 SmtUtils]: Spent 183.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 65 [2020-10-19 18:24:32,688 INFO L625 ElimStorePlain]: treesize reduction 64, result has 73.4 percent of original size [2020-10-19 18:24:32,722 INFO L350 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-10-19 18:24:32,722 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 [2020-10-19 18:24:32,723 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-10-19 18:24:32,724 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-10-19 18:24:32,728 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-10-19 18:24:32,735 INFO L545 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2020-10-19 18:24:32,784 INFO L350 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-10-19 18:24:32,785 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 [2020-10-19 18:24:32,786 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts [2020-10-19 18:24:32,786 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-10-19 18:24:32,787 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-10-19 18:24:32,787 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-10-19 18:24:32,788 INFO L545 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2020-10-19 18:24:32,794 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-10-19 18:24:32,796 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-10-19 18:24:32,797 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-10-19 18:24:32,798 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-10-19 18:24:32,817 INFO L350 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-10-19 18:24:32,817 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 [2020-10-19 18:24:32,818 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-10-19 18:24:32,819 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-10-19 18:24:32,819 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-10-19 18:24:32,821 INFO L545 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2020-10-19 18:24:32,974 WARN L193 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 66 [2020-10-19 18:24:32,975 INFO L625 ElimStorePlain]: treesize reduction 10, result has 93.9 percent of original size [2020-10-19 18:24:32,979 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. [2020-10-19 18:24:32,979 INFO L244 ElimStorePlain]: Needed 7 recursive calls to eliminate 8 variables, input treesize:180, output treesize:155 [2020-10-19 18:24:33,151 INFO L134 CoverageAnalysis]: Checked inductivity of 152 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 152 trivial. 0 not checked. [2020-10-19 18:24:33,152 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2020-10-19 18:24:33,152 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [7] total 11 [2020-10-19 18:24:33,152 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1058064787] [2020-10-19 18:24:33,152 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-10-19 18:24:33,153 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-19 18:24:33,153 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-10-19 18:24:33,153 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=86, Unknown=0, NotChecked=0, Total=110 [2020-10-19 18:24:33,153 INFO L87 Difference]: Start difference. First operand 94 states and 98 transitions. Second operand 6 states. [2020-10-19 18:24:33,375 WARN L193 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 67 [2020-10-19 18:24:36,312 WARN L193 SmtUtils]: Spent 2.91 s on a formula simplification that was a NOOP. DAG size: 98 [2020-10-19 18:24:36,454 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-19 18:24:36,455 INFO L93 Difference]: Finished difference Result 101 states and 105 transitions. [2020-10-19 18:24:36,455 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-10-19 18:24:36,455 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 62 [2020-10-19 18:24:36,456 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-19 18:24:36,457 INFO L225 Difference]: With dead ends: 101 [2020-10-19 18:24:36,457 INFO L226 Difference]: Without dead ends: 101 [2020-10-19 18:24:36,457 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 75 GetRequests, 9 SyntacticMatches, 55 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 183 ImplicationChecksByTransitivity, 5.1s TimeCoverageRelationStatistics Valid=32, Invalid=124, Unknown=0, NotChecked=0, Total=156 [2020-10-19 18:24:36,457 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 101 states. [2020-10-19 18:24:36,459 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 101 to 96. [2020-10-19 18:24:36,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 96 states. [2020-10-19 18:24:36,460 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 96 states and 100 transitions. [2020-10-19 18:24:36,460 INFO L78 Accepts]: Start accepts. Automaton has 96 states and 100 transitions. Word has length 62 [2020-10-19 18:24:36,460 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-19 18:24:36,460 INFO L481 AbstractCegarLoop]: Abstraction has 96 states and 100 transitions. [2020-10-19 18:24:36,460 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-10-19 18:24:36,461 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 100 transitions. [2020-10-19 18:24:36,461 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2020-10-19 18:24:36,461 INFO L414 BasicCegarLoop]: Found error trace [2020-10-19 18:24:36,461 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] [2020-10-19 18:24:36,669 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18,17 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-10-19 18:24:36,670 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]=== [2020-10-19 18:24:36,670 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-19 18:24:36,670 INFO L82 PathProgramCache]: Analyzing trace with hash -1242768695, now seen corresponding path program 1 times [2020-10-19 18:24:36,671 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-19 18:24:36,671 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1886284222] [2020-10-19 18:24:36,671 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-19 18:24:36,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 18:24:36,722 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-19 18:24:36,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 18:24:36,731 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-19 18:24:36,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 18:24:36,740 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-19 18:24:36,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 18:24:36,752 INFO L134 CoverageAnalysis]: Checked inductivity of 152 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 152 trivial. 0 not checked. [2020-10-19 18:24:36,753 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1886284222] [2020-10-19 18:24:36,753 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-19 18:24:36,753 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-10-19 18:24:36,753 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1154411152] [2020-10-19 18:24:36,755 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-19 18:24:36,755 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-19 18:24:36,755 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-19 18:24:36,755 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-10-19 18:24:36,756 INFO L87 Difference]: Start difference. First operand 96 states and 100 transitions. Second operand 5 states. [2020-10-19 18:24:36,867 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-19 18:24:36,867 INFO L93 Difference]: Finished difference Result 95 states and 99 transitions. [2020-10-19 18:24:36,867 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-10-19 18:24:36,867 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 63 [2020-10-19 18:24:36,868 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-19 18:24:36,868 INFO L225 Difference]: With dead ends: 95 [2020-10-19 18:24:36,868 INFO L226 Difference]: Without dead ends: 95 [2020-10-19 18:24:36,869 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 [2020-10-19 18:24:36,869 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 95 states. [2020-10-19 18:24:36,871 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 95 to 95. [2020-10-19 18:24:36,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 95 states. [2020-10-19 18:24:36,871 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 95 states and 99 transitions. [2020-10-19 18:24:36,872 INFO L78 Accepts]: Start accepts. Automaton has 95 states and 99 transitions. Word has length 63 [2020-10-19 18:24:36,872 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-19 18:24:36,872 INFO L481 AbstractCegarLoop]: Abstraction has 95 states and 99 transitions. [2020-10-19 18:24:36,872 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-19 18:24:36,872 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 99 transitions. [2020-10-19 18:24:36,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2020-10-19 18:24:36,873 INFO L414 BasicCegarLoop]: Found error trace [2020-10-19 18:24:36,873 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] [2020-10-19 18:24:36,873 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2020-10-19 18:24:36,874 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]=== [2020-10-19 18:24:36,874 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-19 18:24:36,874 INFO L82 PathProgramCache]: Analyzing trace with hash -1242768694, now seen corresponding path program 1 times [2020-10-19 18:24:36,874 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-19 18:24:36,874 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [16777609] [2020-10-19 18:24:36,874 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-19 18:24:36,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 18:24:36,927 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-19 18:24:36,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 18:24:36,935 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-19 18:24:36,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 18:24:36,977 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-19 18:24:36,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 18:24:36,989 INFO L134 CoverageAnalysis]: Checked inductivity of 152 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2020-10-19 18:24:36,989 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [16777609] [2020-10-19 18:24:36,990 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1567500143] [2020-10-19 18:24:36,990 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 [2020-10-19 18:24:37,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 18:24:37,054 INFO L263 TraceCheckSpWp]: Trace formula consists of 278 conjuncts, 4 conjunts are in the unsatisfiable core [2020-10-19 18:24:37,056 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-10-19 18:24:37,062 INFO L134 CoverageAnalysis]: Checked inductivity of 152 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2020-10-19 18:24:37,062 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-10-19 18:24:37,062 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 5] total 7 [2020-10-19 18:24:37,062 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1880571098] [2020-10-19 18:24:37,063 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-10-19 18:24:37,063 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-19 18:24:37,063 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-19 18:24:37,063 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2020-10-19 18:24:37,063 INFO L87 Difference]: Start difference. First operand 95 states and 99 transitions. Second operand 7 states. [2020-10-19 18:24:37,206 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-19 18:24:37,206 INFO L93 Difference]: Finished difference Result 104 states and 108 transitions. [2020-10-19 18:24:37,207 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-10-19 18:24:37,207 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 63 [2020-10-19 18:24:37,208 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-19 18:24:37,208 INFO L225 Difference]: With dead ends: 104 [2020-10-19 18:24:37,208 INFO L226 Difference]: Without dead ends: 104 [2020-10-19 18:24:37,209 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 [2020-10-19 18:24:37,209 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 104 states. [2020-10-19 18:24:37,212 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 104 to 100. [2020-10-19 18:24:37,212 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 100 states. [2020-10-19 18:24:37,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 100 states and 104 transitions. [2020-10-19 18:24:37,213 INFO L78 Accepts]: Start accepts. Automaton has 100 states and 104 transitions. Word has length 63 [2020-10-19 18:24:37,213 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-19 18:24:37,213 INFO L481 AbstractCegarLoop]: Abstraction has 100 states and 104 transitions. [2020-10-19 18:24:37,213 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-10-19 18:24:37,213 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 104 transitions. [2020-10-19 18:24:37,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2020-10-19 18:24:37,214 INFO L414 BasicCegarLoop]: Found error trace [2020-10-19 18:24:37,214 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] [2020-10-19 18:24:37,420 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 18 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable20 [2020-10-19 18:24:37,421 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]=== [2020-10-19 18:24:37,421 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-19 18:24:37,421 INFO L82 PathProgramCache]: Analyzing trace with hash 446605052, now seen corresponding path program 2 times [2020-10-19 18:24:37,422 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-19 18:24:37,422 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [125368763] [2020-10-19 18:24:37,423 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-19 18:24:37,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 18:24:37,472 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-19 18:24:37,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 18:24:37,479 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-19 18:24:37,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 18:24:37,516 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-19 18:24:37,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 18:24:37,529 INFO L134 CoverageAnalysis]: Checked inductivity of 163 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2020-10-19 18:24:37,529 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [125368763] [2020-10-19 18:24:37,529 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [186660581] [2020-10-19 18:24:37,529 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 [2020-10-19 18:24:37,584 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2020-10-19 18:24:37,584 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-10-19 18:24:37,585 INFO L263 TraceCheckSpWp]: Trace formula consists of 168 conjuncts, 6 conjunts are in the unsatisfiable core [2020-10-19 18:24:37,587 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-10-19 18:24:37,594 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 [2020-10-19 18:24:37,594 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-10-19 18:24:37,600 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-19 18:24:37,600 INFO L545 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2020-10-19 18:24:37,600 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:13, output treesize:12 [2020-10-19 18:24:37,614 INFO L134 CoverageAnalysis]: Checked inductivity of 163 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 163 trivial. 0 not checked. [2020-10-19 18:24:37,614 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2020-10-19 18:24:37,614 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [8] total 9 [2020-10-19 18:24:37,615 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [499185356] [2020-10-19 18:24:37,615 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-19 18:24:37,615 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-19 18:24:37,616 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-19 18:24:37,616 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=50, Unknown=0, NotChecked=0, Total=72 [2020-10-19 18:24:37,616 INFO L87 Difference]: Start difference. First operand 100 states and 104 transitions. Second operand 3 states. [2020-10-19 18:24:37,646 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-19 18:24:37,646 INFO L93 Difference]: Finished difference Result 103 states and 107 transitions. [2020-10-19 18:24:37,647 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-19 18:24:37,647 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 68 [2020-10-19 18:24:37,647 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-19 18:24:37,648 INFO L225 Difference]: With dead ends: 103 [2020-10-19 18:24:37,648 INFO L226 Difference]: Without dead ends: 103 [2020-10-19 18:24:37,648 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 80 GetRequests, 73 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=50, Unknown=0, NotChecked=0, Total=72 [2020-10-19 18:24:37,648 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 103 states. [2020-10-19 18:24:37,650 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 103 to 101. [2020-10-19 18:24:37,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 101 states. [2020-10-19 18:24:37,651 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 101 states and 105 transitions. [2020-10-19 18:24:37,651 INFO L78 Accepts]: Start accepts. Automaton has 101 states and 105 transitions. Word has length 68 [2020-10-19 18:24:37,652 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-19 18:24:37,652 INFO L481 AbstractCegarLoop]: Abstraction has 101 states and 105 transitions. [2020-10-19 18:24:37,652 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-19 18:24:37,652 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 105 transitions. [2020-10-19 18:24:37,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2020-10-19 18:24:37,652 INFO L414 BasicCegarLoop]: Found error trace [2020-10-19 18:24:37,653 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] [2020-10-19 18:24:37,861 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 19 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable21 [2020-10-19 18:24:37,862 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]=== [2020-10-19 18:24:37,862 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-19 18:24:37,862 INFO L82 PathProgramCache]: Analyzing trace with hash -860049249, now seen corresponding path program 1 times [2020-10-19 18:24:37,863 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-19 18:24:37,863 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [792612878] [2020-10-19 18:24:37,863 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-19 18:24:37,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 18:24:37,917 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-19 18:24:37,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 18:24:37,924 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-19 18:24:37,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 18:24:37,962 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-19 18:24:37,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 18:24:37,976 INFO L134 CoverageAnalysis]: Checked inductivity of 165 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 147 trivial. 0 not checked. [2020-10-19 18:24:37,976 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [792612878] [2020-10-19 18:24:37,976 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1577282749] [2020-10-19 18:24:37,976 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 [2020-10-19 18:24:38,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 18:24:38,059 INFO L263 TraceCheckSpWp]: Trace formula consists of 302 conjuncts, 5 conjunts are in the unsatisfiable core [2020-10-19 18:24:38,061 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-10-19 18:24:38,068 INFO L134 CoverageAnalysis]: Checked inductivity of 165 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 147 trivial. 0 not checked. [2020-10-19 18:24:38,069 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-10-19 18:24:38,069 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 6] total 8 [2020-10-19 18:24:38,069 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [825441189] [2020-10-19 18:24:38,069 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-19 18:24:38,070 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-19 18:24:38,070 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-19 18:24:38,070 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=36, Unknown=0, NotChecked=0, Total=56 [2020-10-19 18:24:38,070 INFO L87 Difference]: Start difference. First operand 101 states and 105 transitions. Second operand 8 states. [2020-10-19 18:24:38,209 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-19 18:24:38,210 INFO L93 Difference]: Finished difference Result 110 states and 114 transitions. [2020-10-19 18:24:38,210 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-10-19 18:24:38,210 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 72 [2020-10-19 18:24:38,211 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-19 18:24:38,211 INFO L225 Difference]: With dead ends: 110 [2020-10-19 18:24:38,212 INFO L226 Difference]: Without dead ends: 110 [2020-10-19 18:24:38,212 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 [2020-10-19 18:24:38,213 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 110 states. [2020-10-19 18:24:38,215 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 110 to 106. [2020-10-19 18:24:38,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 106 states. [2020-10-19 18:24:38,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 106 states and 110 transitions. [2020-10-19 18:24:38,216 INFO L78 Accepts]: Start accepts. Automaton has 106 states and 110 transitions. Word has length 72 [2020-10-19 18:24:38,217 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-19 18:24:38,217 INFO L481 AbstractCegarLoop]: Abstraction has 106 states and 110 transitions. [2020-10-19 18:24:38,217 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-19 18:24:38,217 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 110 transitions. [2020-10-19 18:24:38,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2020-10-19 18:24:38,218 INFO L414 BasicCegarLoop]: Found error trace [2020-10-19 18:24:38,218 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] [2020-10-19 18:24:38,430 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 20 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable22 [2020-10-19 18:24:38,430 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]=== [2020-10-19 18:24:38,431 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-19 18:24:38,431 INFO L82 PathProgramCache]: Analyzing trace with hash 1537768621, now seen corresponding path program 2 times [2020-10-19 18:24:38,431 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-19 18:24:38,432 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [543005097] [2020-10-19 18:24:38,432 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-19 18:24:38,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 18:24:38,531 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-19 18:24:38,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 18:24:38,540 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-19 18:24:38,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 18:24:38,608 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-19 18:24:38,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 18:24:38,656 INFO L134 CoverageAnalysis]: Checked inductivity of 181 backedges. 0 proven. 34 refuted. 0 times theorem prover too weak. 147 trivial. 0 not checked. [2020-10-19 18:24:38,656 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [543005097] [2020-10-19 18:24:38,656 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1930838577] [2020-10-19 18:24:38,657 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 [2020-10-19 18:24:38,776 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2020-10-19 18:24:38,777 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-10-19 18:24:38,778 INFO L263 TraceCheckSpWp]: Trace formula consists of 317 conjuncts, 6 conjunts are in the unsatisfiable core [2020-10-19 18:24:38,781 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-10-19 18:24:38,794 INFO L134 CoverageAnalysis]: Checked inductivity of 181 backedges. 0 proven. 34 refuted. 0 times theorem prover too weak. 147 trivial. 0 not checked. [2020-10-19 18:24:38,794 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-10-19 18:24:38,795 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 7] total 9 [2020-10-19 18:24:38,796 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2041454985] [2020-10-19 18:24:38,797 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-19 18:24:38,797 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-19 18:24:38,798 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-19 18:24:38,798 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=46, Unknown=0, NotChecked=0, Total=72 [2020-10-19 18:24:38,798 INFO L87 Difference]: Start difference. First operand 106 states and 110 transitions. Second operand 9 states. [2020-10-19 18:24:38,987 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-19 18:24:38,987 INFO L93 Difference]: Finished difference Result 115 states and 119 transitions. [2020-10-19 18:24:38,988 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-10-19 18:24:38,988 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 77 [2020-10-19 18:24:38,988 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-19 18:24:38,989 INFO L225 Difference]: With dead ends: 115 [2020-10-19 18:24:38,989 INFO L226 Difference]: Without dead ends: 115 [2020-10-19 18:24:38,990 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 [2020-10-19 18:24:38,990 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 115 states. [2020-10-19 18:24:38,992 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 115 to 111. [2020-10-19 18:24:38,992 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 111 states. [2020-10-19 18:24:38,993 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 111 states and 115 transitions. [2020-10-19 18:24:38,993 INFO L78 Accepts]: Start accepts. Automaton has 111 states and 115 transitions. Word has length 77 [2020-10-19 18:24:38,993 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-19 18:24:38,993 INFO L481 AbstractCegarLoop]: Abstraction has 111 states and 115 transitions. [2020-10-19 18:24:38,994 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-19 18:24:38,994 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 115 transitions. [2020-10-19 18:24:38,994 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2020-10-19 18:24:38,994 INFO L414 BasicCegarLoop]: Found error trace [2020-10-19 18:24:38,995 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] [2020-10-19 18:24:39,203 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 21 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable23 [2020-10-19 18:24:39,203 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]=== [2020-10-19 18:24:39,204 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-19 18:24:39,204 INFO L82 PathProgramCache]: Analyzing trace with hash -1675622049, now seen corresponding path program 3 times [2020-10-19 18:24:39,204 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-19 18:24:39,204 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [861287245] [2020-10-19 18:24:39,204 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-19 18:24:39,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 18:24:39,254 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-19 18:24:39,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 18:24:39,261 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-19 18:24:39,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 18:24:39,317 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-19 18:24:39,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 18:24:39,334 INFO L134 CoverageAnalysis]: Checked inductivity of 202 backedges. 0 proven. 55 refuted. 0 times theorem prover too weak. 147 trivial. 0 not checked. [2020-10-19 18:24:39,334 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [861287245] [2020-10-19 18:24:39,335 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1350998552] [2020-10-19 18:24:39,335 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 [2020-10-19 18:24:39,389 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) [2020-10-19 18:24:39,389 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-10-19 18:24:39,390 INFO L263 TraceCheckSpWp]: Trace formula consists of 200 conjuncts, 31 conjunts are in the unsatisfiable core [2020-10-19 18:24:39,393 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-10-19 18:24:39,474 INFO L350 Elim1Store]: treesize reduction 141, result has 23.8 percent of original size [2020-10-19 18:24:39,475 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 [2020-10-19 18:24:39,476 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-10-19 18:24:39,542 INFO L625 ElimStorePlain]: treesize reduction 107, result has 33.5 percent of original size [2020-10-19 18:24:39,544 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:39,545 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:39,546 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:39,547 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. [2020-10-19 18:24:39,547 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 4 variables, input treesize:39, output treesize:54 [2020-10-19 18:24:39,548 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:39,548 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:39,549 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:39,569 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:39,570 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:39,571 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:39,603 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:39,604 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:39,605 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:39,641 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:39,642 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:39,643 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:39,683 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:39,685 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:39,685 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:39,733 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:39,734 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:39,736 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:39,780 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:39,782 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:39,785 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:39,825 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:39,826 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:39,827 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:39,875 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:39,876 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:39,877 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:39,916 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:39,917 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:39,918 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:39,950 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:39,952 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:39,953 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:39,984 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:39,986 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:39,986 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:40,021 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:40,023 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:40,024 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:40,057 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:40,058 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:40,058 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:40,086 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:40,087 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:40,088 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:40,115 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:40,116 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:40,117 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:40,174 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:40,176 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:40,176 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:40,209 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:40,210 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:40,211 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:40,244 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:40,245 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:40,245 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:40,279 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:40,281 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:40,281 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:40,315 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:40,316 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:40,317 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:40,346 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:40,346 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:40,347 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:40,375 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:40,376 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:40,376 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:40,403 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:40,404 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:40,405 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:40,433 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:40,433 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:40,434 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:40,463 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:40,464 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:40,464 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:40,491 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:40,492 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:40,493 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:40,523 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:40,524 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:40,525 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:40,553 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:40,554 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:40,554 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:40,587 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:40,588 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:40,589 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:40,617 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:40,618 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:40,619 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:40,647 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:40,648 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:40,649 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:40,677 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:40,678 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:40,678 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:40,706 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:40,707 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:40,708 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:40,742 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:40,743 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:40,744 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:40,770 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:40,771 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:40,771 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:40,799 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:40,800 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:40,800 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:40,829 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:40,831 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:40,831 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:40,866 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:40,867 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:40,868 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:40,895 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:40,896 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:40,896 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:40,925 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:40,926 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:40,927 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:40,958 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:40,958 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:40,959 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:40,986 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:40,987 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:40,987 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:41,015 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:41,016 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:41,016 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:41,045 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:41,045 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:41,046 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:41,077 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:41,079 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:41,079 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:41,109 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:41,110 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:41,111 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:41,138 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:41,139 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:41,140 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:41,168 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:41,169 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:41,170 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:41,198 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:41,199 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:41,200 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:41,236 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:41,237 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:41,238 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:41,273 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:41,274 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:41,275 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:41,313 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:41,314 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:41,314 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:41,347 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:41,348 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:41,349 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:41,379 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:41,381 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:41,382 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:41,414 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:41,416 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:41,416 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:41,448 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:41,449 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:41,450 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:41,504 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:41,506 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:41,506 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:41,562 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:41,563 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:41,564 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:41,597 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:41,598 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:41,599 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:41,631 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:41,632 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:41,633 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:41,668 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:41,669 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:41,673 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:41,706 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:41,707 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:41,707 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:41,735 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:41,736 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:41,736 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:41,767 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:41,768 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:41,769 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:41,796 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:41,797 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:41,797 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:41,825 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:41,826 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:41,827 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:41,952 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-10-19 18:24:42,036 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-10-19 18:24:42,206 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 2, 7, 1] term [2020-10-19 18:24:42,206 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-10-19 18:24:42,209 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:42,211 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:42,212 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[4, 2, 6, 1] term [2020-10-19 18:24:42,212 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-10-19 18:24:42,213 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:42,219 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:42,221 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-10-19 18:24:42,223 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:42,225 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:42,226 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:42,227 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:42,229 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:42,231 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:42,232 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 3 disjuncts [2020-10-19 18:24:42,518 WARN L193 SmtUtils]: Spent 172.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 65 [2020-10-19 18:24:42,523 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-10-19 18:24:42,549 INFO L441 ElimStorePlain]: Different costs {3=[|v_#length_41|], 36=[|v_#valid_47|]} [2020-10-19 18:24:42,555 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-10-19 18:24:42,559 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 [2020-10-19 18:24:42,560 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-10-19 18:24:42,565 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-10-19 18:24:42,569 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 [2020-10-19 18:24:42,569 INFO L545 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-10-19 18:24:42,575 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-10-19 18:24:42,577 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 [2020-10-19 18:24:42,578 INFO L545 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2020-10-19 18:24:42,658 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-19 18:24:42,713 INFO L350 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-10-19 18:24:42,713 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 [2020-10-19 18:24:42,714 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts [2020-10-19 18:24:42,717 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-10-19 18:24:42,718 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-10-19 18:24:42,719 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-10-19 18:24:42,720 INFO L545 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2020-10-19 18:24:42,738 INFO L350 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-10-19 18:24:42,739 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 [2020-10-19 18:24:42,739 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-10-19 18:24:42,741 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-10-19 18:24:42,742 INFO L545 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2020-10-19 18:24:42,807 INFO L350 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-10-19 18:24:42,808 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 [2020-10-19 18:24:42,809 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 6 disjuncts [2020-10-19 18:24:42,809 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 5 disjuncts [2020-10-19 18:24:42,810 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-10-19 18:24:42,810 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-10-19 18:24:42,810 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-10-19 18:24:42,812 INFO L545 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2020-10-19 18:24:42,970 WARN L193 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 72 DAG size of output: 64 [2020-10-19 18:24:42,971 INFO L625 ElimStorePlain]: treesize reduction 22, result has 87.1 percent of original size [2020-10-19 18:24:42,974 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. [2020-10-19 18:24:42,974 INFO L244 ElimStorePlain]: Needed 7 recursive calls to eliminate 9 variables, input treesize:177, output treesize:100 [2020-10-19 18:24:43,153 INFO L134 CoverageAnalysis]: Checked inductivity of 202 backedges. 13 proven. 2 refuted. 0 times theorem prover too weak. 187 trivial. 0 not checked. [2020-10-19 18:24:43,153 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-10-19 18:24:43,153 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 9] total 18 [2020-10-19 18:24:43,153 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [755508523] [2020-10-19 18:24:43,154 INFO L461 AbstractCegarLoop]: Interpolant automaton has 18 states [2020-10-19 18:24:43,154 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-19 18:24:43,154 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2020-10-19 18:24:43,154 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=251, Unknown=0, NotChecked=0, Total=306 [2020-10-19 18:24:43,155 INFO L87 Difference]: Start difference. First operand 111 states and 115 transitions. Second operand 18 states. [2020-10-19 18:24:44,472 WARN L193 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 55 [2020-10-19 18:24:44,639 WARN L193 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 60 [2020-10-19 18:24:44,788 WARN L193 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 52 [2020-10-19 18:24:45,372 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-19 18:24:45,373 INFO L93 Difference]: Finished difference Result 132 states and 137 transitions. [2020-10-19 18:24:45,373 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2020-10-19 18:24:45,373 INFO L78 Accepts]: Start accepts. Automaton has 18 states. Word has length 82 [2020-10-19 18:24:45,373 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-19 18:24:45,376 INFO L225 Difference]: With dead ends: 132 [2020-10-19 18:24:45,376 INFO L226 Difference]: Without dead ends: 132 [2020-10-19 18:24:45,377 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 111 GetRequests, 15 SyntacticMatches, 66 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 557 ImplicationChecksByTransitivity, 4.1s TimeCoverageRelationStatistics Valid=189, Invalid=803, Unknown=0, NotChecked=0, Total=992 [2020-10-19 18:24:45,377 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 132 states. [2020-10-19 18:24:45,380 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 132 to 120. [2020-10-19 18:24:45,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 120 states. [2020-10-19 18:24:45,380 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 120 states and 124 transitions. [2020-10-19 18:24:45,381 INFO L78 Accepts]: Start accepts. Automaton has 120 states and 124 transitions. Word has length 82 [2020-10-19 18:24:45,381 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-19 18:24:45,381 INFO L481 AbstractCegarLoop]: Abstraction has 120 states and 124 transitions. [2020-10-19 18:24:45,381 INFO L482 AbstractCegarLoop]: Interpolant automaton has 18 states. [2020-10-19 18:24:45,381 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 124 transitions. [2020-10-19 18:24:45,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2020-10-19 18:24:45,382 INFO L414 BasicCegarLoop]: Found error trace [2020-10-19 18:24:45,382 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] [2020-10-19 18:24:45,593 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 22 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable24 [2020-10-19 18:24:45,594 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]=== [2020-10-19 18:24:45,594 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-19 18:24:45,594 INFO L82 PathProgramCache]: Analyzing trace with hash 1670701492, now seen corresponding path program 1 times [2020-10-19 18:24:45,595 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-19 18:24:45,595 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [754648457] [2020-10-19 18:24:45,595 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-19 18:24:45,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 18:24:45,650 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-19 18:24:45,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 18:24:45,657 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-19 18:24:45,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 18:24:45,726 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-19 18:24:45,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 18:24:45,772 INFO L134 CoverageAnalysis]: Checked inductivity of 229 backedges. 0 proven. 81 refuted. 0 times theorem prover too weak. 148 trivial. 0 not checked. [2020-10-19 18:24:45,772 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [754648457] [2020-10-19 18:24:45,772 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [294960342] [2020-10-19 18:24:45,773 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 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 [2020-10-19 18:24:45,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 18:24:45,845 INFO L263 TraceCheckSpWp]: Trace formula consists of 353 conjuncts, 8 conjunts are in the unsatisfiable core [2020-10-19 18:24:45,846 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-10-19 18:24:45,857 INFO L134 CoverageAnalysis]: Checked inductivity of 229 backedges. 0 proven. 81 refuted. 0 times theorem prover too weak. 148 trivial. 0 not checked. [2020-10-19 18:24:45,857 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-10-19 18:24:45,857 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 9] total 11 [2020-10-19 18:24:45,858 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2008800530] [2020-10-19 18:24:45,858 INFO L461 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-10-19 18:24:45,858 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-19 18:24:45,859 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-10-19 18:24:45,859 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=41, Invalid=69, Unknown=0, NotChecked=0, Total=110 [2020-10-19 18:24:45,859 INFO L87 Difference]: Start difference. First operand 120 states and 124 transitions. Second operand 11 states. [2020-10-19 18:24:46,031 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-19 18:24:46,032 INFO L93 Difference]: Finished difference Result 129 states and 133 transitions. [2020-10-19 18:24:46,032 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-10-19 18:24:46,032 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 88 [2020-10-19 18:24:46,033 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-19 18:24:46,034 INFO L225 Difference]: With dead ends: 129 [2020-10-19 18:24:46,034 INFO L226 Difference]: Without dead ends: 129 [2020-10-19 18:24:46,034 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 [2020-10-19 18:24:46,035 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 129 states. [2020-10-19 18:24:46,038 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 129 to 125. [2020-10-19 18:24:46,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 125 states. [2020-10-19 18:24:46,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 125 states and 129 transitions. [2020-10-19 18:24:46,040 INFO L78 Accepts]: Start accepts. Automaton has 125 states and 129 transitions. Word has length 88 [2020-10-19 18:24:46,040 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-19 18:24:46,040 INFO L481 AbstractCegarLoop]: Abstraction has 125 states and 129 transitions. [2020-10-19 18:24:46,040 INFO L482 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-10-19 18:24:46,041 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 129 transitions. [2020-10-19 18:24:46,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2020-10-19 18:24:46,041 INFO L414 BasicCegarLoop]: Found error trace [2020-10-19 18:24:46,042 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] [2020-10-19 18:24:46,254 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable25,23 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-10-19 18:24:46,255 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]=== [2020-10-19 18:24:46,255 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-19 18:24:46,255 INFO L82 PathProgramCache]: Analyzing trace with hash -2102210110, now seen corresponding path program 2 times [2020-10-19 18:24:46,256 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-19 18:24:46,256 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [759725354] [2020-10-19 18:24:46,256 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-19 18:24:46,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 18:24:46,309 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-19 18:24:46,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 18:24:46,316 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-19 18:24:46,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 18:24:46,396 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-19 18:24:46,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 18:24:46,414 INFO L134 CoverageAnalysis]: Checked inductivity of 260 backedges. 0 proven. 112 refuted. 0 times theorem prover too weak. 148 trivial. 0 not checked. [2020-10-19 18:24:46,415 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [759725354] [2020-10-19 18:24:46,415 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [667405612] [2020-10-19 18:24:46,415 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 [2020-10-19 18:24:46,481 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2020-10-19 18:24:46,481 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-10-19 18:24:46,482 INFO L263 TraceCheckSpWp]: Trace formula consists of 168 conjuncts, 10 conjunts are in the unsatisfiable core [2020-10-19 18:24:46,485 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-10-19 18:24:46,537 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 [2020-10-19 18:24:46,538 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-10-19 18:24:46,545 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-19 18:24:46,546 INFO L545 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2020-10-19 18:24:46,546 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:13, output treesize:12 [2020-10-19 18:24:46,650 INFO L134 CoverageAnalysis]: Checked inductivity of 260 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 258 trivial. 0 not checked. [2020-10-19 18:24:46,651 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-10-19 18:24:46,651 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 7] total 18 [2020-10-19 18:24:46,652 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1687848709] [2020-10-19 18:24:46,653 INFO L461 AbstractCegarLoop]: Interpolant automaton has 18 states [2020-10-19 18:24:46,653 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-19 18:24:46,653 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2020-10-19 18:24:46,654 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=64, Invalid=242, Unknown=0, NotChecked=0, Total=306 [2020-10-19 18:24:46,654 INFO L87 Difference]: Start difference. First operand 125 states and 129 transitions. Second operand 18 states. [2020-10-19 18:24:47,271 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-19 18:24:47,272 INFO L93 Difference]: Finished difference Result 133 states and 137 transitions. [2020-10-19 18:24:47,272 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2020-10-19 18:24:47,272 INFO L78 Accepts]: Start accepts. Automaton has 18 states. Word has length 93 [2020-10-19 18:24:47,273 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-19 18:24:47,273 INFO L225 Difference]: With dead ends: 133 [2020-10-19 18:24:47,273 INFO L226 Difference]: Without dead ends: 133 [2020-10-19 18:24:47,274 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 123 GetRequests, 94 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 148 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=179, Invalid=751, Unknown=0, NotChecked=0, Total=930 [2020-10-19 18:24:47,275 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 133 states. [2020-10-19 18:24:47,277 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 133 to 129. [2020-10-19 18:24:47,277 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 129 states. [2020-10-19 18:24:47,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 129 states and 133 transitions. [2020-10-19 18:24:47,278 INFO L78 Accepts]: Start accepts. Automaton has 129 states and 133 transitions. Word has length 93 [2020-10-19 18:24:47,279 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-19 18:24:47,279 INFO L481 AbstractCegarLoop]: Abstraction has 129 states and 133 transitions. [2020-10-19 18:24:47,279 INFO L482 AbstractCegarLoop]: Interpolant automaton has 18 states. [2020-10-19 18:24:47,279 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 133 transitions. [2020-10-19 18:24:47,280 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2020-10-19 18:24:47,280 INFO L414 BasicCegarLoop]: Found error trace [2020-10-19 18:24:47,281 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] [2020-10-19 18:24:47,490 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 24 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable26 [2020-10-19 18:24:47,491 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]=== [2020-10-19 18:24:47,491 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-19 18:24:47,492 INFO L82 PathProgramCache]: Analyzing trace with hash 757483543, now seen corresponding path program 4 times [2020-10-19 18:24:47,492 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-19 18:24:47,492 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1943420610] [2020-10-19 18:24:47,493 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-19 18:24:47,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 18:24:47,546 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-19 18:24:47,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 18:24:47,553 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-19 18:24:47,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 18:24:47,647 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-19 18:24:47,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 18:24:47,667 INFO L134 CoverageAnalysis]: Checked inductivity of 302 backedges. 0 proven. 148 refuted. 0 times theorem prover too weak. 154 trivial. 0 not checked. [2020-10-19 18:24:47,668 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1943420610] [2020-10-19 18:24:47,668 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1522473514] [2020-10-19 18:24:47,669 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 [2020-10-19 18:24:47,760 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2020-10-19 18:24:47,760 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-10-19 18:24:47,762 INFO L263 TraceCheckSpWp]: Trace formula consists of 338 conjuncts, 10 conjunts are in the unsatisfiable core [2020-10-19 18:24:47,764 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-10-19 18:24:47,789 INFO L134 CoverageAnalysis]: Checked inductivity of 302 backedges. 0 proven. 148 refuted. 0 times theorem prover too weak. 154 trivial. 0 not checked. [2020-10-19 18:24:47,789 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-10-19 18:24:47,789 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 11] total 13 [2020-10-19 18:24:47,790 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [55520888] [2020-10-19 18:24:47,791 INFO L461 AbstractCegarLoop]: Interpolant automaton has 13 states [2020-10-19 18:24:47,791 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-19 18:24:47,791 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2020-10-19 18:24:47,792 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=60, Invalid=96, Unknown=0, NotChecked=0, Total=156 [2020-10-19 18:24:47,792 INFO L87 Difference]: Start difference. First operand 129 states and 133 transitions. Second operand 13 states. [2020-10-19 18:24:48,004 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-19 18:24:48,005 INFO L93 Difference]: Finished difference Result 138 states and 142 transitions. [2020-10-19 18:24:48,005 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2020-10-19 18:24:48,005 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 102 [2020-10-19 18:24:48,006 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-19 18:24:48,006 INFO L225 Difference]: With dead ends: 138 [2020-10-19 18:24:48,007 INFO L226 Difference]: Without dead ends: 138 [2020-10-19 18:24:48,007 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 119 GetRequests, 108 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=60, Invalid=96, Unknown=0, NotChecked=0, Total=156 [2020-10-19 18:24:48,007 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 138 states. [2020-10-19 18:24:48,010 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 138 to 134. [2020-10-19 18:24:48,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 134 states. [2020-10-19 18:24:48,011 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 134 states and 138 transitions. [2020-10-19 18:24:48,012 INFO L78 Accepts]: Start accepts. Automaton has 134 states and 138 transitions. Word has length 102 [2020-10-19 18:24:48,012 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-19 18:24:48,012 INFO L481 AbstractCegarLoop]: Abstraction has 134 states and 138 transitions. [2020-10-19 18:24:48,012 INFO L482 AbstractCegarLoop]: Interpolant automaton has 13 states. [2020-10-19 18:24:48,012 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 138 transitions. [2020-10-19 18:24:48,013 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2020-10-19 18:24:48,014 INFO L414 BasicCegarLoop]: Found error trace [2020-10-19 18:24:48,014 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] [2020-10-19 18:24:48,222 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable27,25 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-10-19 18:24:48,223 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]=== [2020-10-19 18:24:48,223 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-19 18:24:48,223 INFO L82 PathProgramCache]: Analyzing trace with hash -1289746523, now seen corresponding path program 5 times [2020-10-19 18:24:48,223 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-19 18:24:48,223 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2006692073] [2020-10-19 18:24:48,224 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-19 18:24:48,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 18:24:48,279 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-19 18:24:48,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 18:24:48,287 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-19 18:24:48,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 18:24:48,410 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-19 18:24:48,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 18:24:48,440 INFO L134 CoverageAnalysis]: Checked inductivity of 343 backedges. 0 proven. 189 refuted. 0 times theorem prover too weak. 154 trivial. 0 not checked. [2020-10-19 18:24:48,440 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2006692073] [2020-10-19 18:24:48,441 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1264923513] [2020-10-19 18:24:48,441 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 [2020-10-19 18:24:50,530 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 11 check-sat command(s) [2020-10-19 18:24:50,530 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-10-19 18:24:50,543 INFO L263 TraceCheckSpWp]: Trace formula consists of 407 conjuncts, 11 conjunts are in the unsatisfiable core [2020-10-19 18:24:50,545 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-10-19 18:24:50,556 INFO L134 CoverageAnalysis]: Checked inductivity of 343 backedges. 0 proven. 189 refuted. 0 times theorem prover too weak. 154 trivial. 0 not checked. [2020-10-19 18:24:50,557 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-10-19 18:24:50,557 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14, 12] total 14 [2020-10-19 18:24:50,557 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1794735363] [2020-10-19 18:24:50,558 INFO L461 AbstractCegarLoop]: Interpolant automaton has 14 states [2020-10-19 18:24:50,558 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-19 18:24:50,558 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2020-10-19 18:24:50,559 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=71, Invalid=111, Unknown=0, NotChecked=0, Total=182 [2020-10-19 18:24:50,559 INFO L87 Difference]: Start difference. First operand 134 states and 138 transitions. Second operand 14 states. [2020-10-19 18:24:50,741 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-19 18:24:50,741 INFO L93 Difference]: Finished difference Result 139 states and 143 transitions. [2020-10-19 18:24:50,741 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-10-19 18:24:50,742 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 107 [2020-10-19 18:24:50,742 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-19 18:24:50,743 INFO L225 Difference]: With dead ends: 139 [2020-10-19 18:24:50,743 INFO L226 Difference]: Without dead ends: 139 [2020-10-19 18:24:50,743 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 [2020-10-19 18:24:50,743 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 139 states. [2020-10-19 18:24:50,747 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 139 to 139. [2020-10-19 18:24:50,747 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 139 states. [2020-10-19 18:24:50,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 139 states and 143 transitions. [2020-10-19 18:24:50,748 INFO L78 Accepts]: Start accepts. Automaton has 139 states and 143 transitions. Word has length 107 [2020-10-19 18:24:50,748 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-19 18:24:50,748 INFO L481 AbstractCegarLoop]: Abstraction has 139 states and 143 transitions. [2020-10-19 18:24:50,748 INFO L482 AbstractCegarLoop]: Interpolant automaton has 14 states. [2020-10-19 18:24:50,748 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 143 transitions. [2020-10-19 18:24:50,749 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2020-10-19 18:24:50,749 INFO L414 BasicCegarLoop]: Found error trace [2020-10-19 18:24:50,749 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] [2020-10-19 18:24:50,949 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 26 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable28 [2020-10-19 18:24:50,950 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]=== [2020-10-19 18:24:50,950 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-19 18:24:50,951 INFO L82 PathProgramCache]: Analyzing trace with hash -524955433, now seen corresponding path program 6 times [2020-10-19 18:24:50,951 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-19 18:24:50,951 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [425227237] [2020-10-19 18:24:50,952 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-19 18:24:50,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 18:24:51,195 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-19 18:24:51,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 18:24:51,211 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-19 18:24:51,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 18:24:51,485 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-19 18:24:51,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 18:24:51,518 INFO L134 CoverageAnalysis]: Checked inductivity of 389 backedges. 207 proven. 37 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2020-10-19 18:24:51,519 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [425227237] [2020-10-19 18:24:51,519 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1932790535] [2020-10-19 18:24:51,519 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 [2020-10-19 18:24:51,587 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 3 check-sat command(s) [2020-10-19 18:24:51,587 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-10-19 18:24:51,589 INFO L263 TraceCheckSpWp]: Trace formula consists of 223 conjuncts, 27 conjunts are in the unsatisfiable core [2020-10-19 18:24:51,592 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-10-19 18:24:51,700 WARN L193 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 24 [2020-10-19 18:24:51,701 INFO L350 Elim1Store]: treesize reduction 141, result has 23.8 percent of original size [2020-10-19 18:24:51,701 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 [2020-10-19 18:24:51,701 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-10-19 18:24:51,736 INFO L625 ElimStorePlain]: treesize reduction 10, result has 80.8 percent of original size [2020-10-19 18:24:51,737 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-19 18:24:51,738 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-19 18:24:51,739 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-19 18:24:51,740 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. [2020-10-19 18:24:51,740 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 4 variables, input treesize:22, output treesize:42 [2020-10-19 18:24:51,741 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-19 18:24:51,742 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-19 18:24:51,742 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-19 18:24:51,792 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-19 18:24:51,793 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-19 18:24:51,793 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-19 18:24:51,845 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-19 18:24:51,845 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-19 18:24:51,846 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-19 18:24:51,894 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-19 18:24:51,895 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-19 18:24:51,896 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-19 18:24:51,942 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-19 18:24:51,943 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-19 18:24:51,943 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-19 18:24:51,984 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-19 18:24:51,985 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-19 18:24:51,986 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-19 18:24:52,034 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-19 18:24:52,035 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-19 18:24:52,036 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-19 18:24:52,075 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-19 18:24:52,076 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-19 18:24:52,077 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-19 18:24:52,115 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-19 18:24:52,115 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-19 18:24:52,116 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-19 18:24:52,153 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-19 18:24:52,154 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-19 18:24:52,154 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-19 18:24:52,201 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-19 18:24:52,201 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-19 18:24:52,202 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-19 18:24:52,241 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-19 18:24:52,242 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-19 18:24:52,243 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-19 18:24:52,289 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-19 18:24:52,290 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-19 18:24:52,290 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-19 18:24:52,343 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-19 18:24:52,344 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-19 18:24:52,345 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-19 18:24:52,388 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-19 18:24:52,389 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-19 18:24:52,390 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-19 18:24:52,428 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-19 18:24:52,429 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-19 18:24:52,429 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-19 18:24:52,466 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-19 18:24:52,466 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-19 18:24:52,467 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-19 18:24:52,505 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-19 18:24:52,506 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-19 18:24:52,507 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-19 18:24:52,547 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-19 18:24:52,548 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-19 18:24:52,549 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-19 18:24:52,586 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-19 18:24:52,587 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-19 18:24:52,588 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-19 18:24:52,641 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-19 18:24:52,641 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-19 18:24:52,642 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-19 18:24:52,689 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-19 18:24:52,690 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-19 18:24:52,691 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-19 18:24:52,733 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-19 18:24:52,734 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-19 18:24:52,734 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-19 18:24:52,772 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-19 18:24:52,773 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-19 18:24:52,774 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-19 18:24:52,813 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-19 18:24:52,814 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-19 18:24:52,815 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-19 18:24:52,853 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-19 18:24:52,854 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-19 18:24:52,855 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-19 18:24:52,893 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-19 18:24:52,894 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-19 18:24:52,895 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-19 18:24:52,934 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-19 18:24:52,935 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-19 18:24:52,935 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-19 18:24:52,973 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-19 18:24:52,974 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-19 18:24:52,975 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-19 18:24:53,017 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-19 18:24:53,018 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-19 18:24:53,018 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-19 18:24:53,058 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-19 18:24:53,059 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-19 18:24:53,059 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-19 18:24:53,100 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-19 18:24:53,101 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-19 18:24:53,102 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-19 18:24:53,142 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-19 18:24:53,143 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-19 18:24:53,143 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-19 18:24:53,181 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-19 18:24:53,182 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-19 18:24:53,182 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-19 18:24:53,244 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-19 18:24:53,245 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-19 18:24:53,246 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-19 18:24:53,284 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-19 18:24:53,285 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-19 18:24:53,286 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-19 18:24:53,326 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-19 18:24:53,327 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-19 18:24:53,327 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-19 18:24:53,372 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-19 18:24:53,373 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-19 18:24:53,374 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-19 18:24:53,411 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-19 18:24:53,412 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-19 18:24:53,413 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-19 18:24:53,451 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-19 18:24:53,452 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-19 18:24:53,452 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-19 18:24:53,492 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-19 18:24:53,493 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-19 18:24:53,493 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-19 18:24:53,529 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-19 18:24:53,531 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-19 18:24:53,531 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-19 18:24:53,575 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-19 18:24:53,576 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-19 18:24:53,576 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-19 18:24:53,616 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-19 18:24:53,618 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-19 18:24:53,619 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-19 18:24:53,670 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-19 18:24:53,672 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-19 18:24:53,672 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-19 18:24:53,732 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-19 18:24:53,734 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-19 18:24:53,734 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-19 18:24:53,788 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-19 18:24:53,789 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-19 18:24:53,790 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-19 18:24:53,836 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-19 18:24:53,837 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-19 18:24:53,837 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-19 18:24:53,877 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-19 18:24:53,877 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-19 18:24:53,878 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-19 18:24:53,918 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-19 18:24:53,918 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-19 18:24:53,919 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-19 18:24:53,959 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-19 18:24:53,960 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-19 18:24:53,960 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-19 18:24:53,999 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-19 18:24:54,000 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-19 18:24:54,001 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-19 18:24:54,040 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-19 18:24:54,040 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-19 18:24:54,041 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-19 18:24:54,079 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-19 18:24:54,079 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-19 18:24:54,080 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-19 18:24:54,118 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-19 18:24:54,119 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-19 18:24:54,119 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-19 18:24:54,158 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-19 18:24:54,158 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-19 18:24:54,159 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-19 18:24:54,197 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-19 18:24:54,198 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-19 18:24:54,198 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-19 18:24:54,239 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-19 18:24:54,240 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-19 18:24:54,240 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-19 18:24:54,277 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-19 18:24:54,278 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-19 18:24:54,278 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-19 18:24:54,319 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-19 18:24:54,320 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-19 18:24:54,320 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-19 18:24:54,367 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-19 18:24:54,368 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-19 18:24:54,369 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-19 18:24:54,411 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-19 18:24:54,412 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-19 18:24:54,413 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-19 18:24:54,458 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-19 18:24:54,458 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-19 18:24:54,459 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-19 18:24:54,497 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-19 18:24:54,498 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-19 18:24:54,499 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-19 18:24:54,537 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-19 18:24:54,538 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-19 18:24:54,538 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-19 18:24:54,577 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-19 18:24:54,578 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-19 18:24:54,578 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-19 18:24:54,617 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-19 18:24:54,618 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-19 18:24:54,618 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-19 18:24:54,660 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-19 18:24:54,662 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-19 18:24:54,663 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-19 18:24:54,716 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-19 18:24:54,717 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-19 18:24:54,718 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-19 18:24:54,770 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-19 18:24:54,771 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-19 18:24:54,772 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-19 18:24:54,825 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-19 18:24:54,826 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-19 18:24:54,827 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-19 18:24:54,875 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-19 18:24:54,876 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-19 18:24:54,876 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-19 18:24:54,915 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-19 18:24:54,916 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-19 18:24:54,917 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-19 18:24:54,955 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-19 18:24:54,956 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-19 18:24:54,956 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-19 18:24:54,996 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-19 18:24:54,997 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-19 18:24:54,998 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-19 18:24:55,037 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-19 18:24:55,037 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-19 18:24:55,038 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-19 18:24:55,076 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-19 18:24:55,077 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-19 18:24:55,078 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-19 18:24:55,117 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-19 18:24:55,118 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-19 18:24:55,118 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-19 18:24:55,161 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-19 18:24:55,162 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-19 18:24:55,162 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-19 18:24:55,200 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-19 18:24:55,201 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-19 18:24:55,201 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-19 18:24:55,239 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-19 18:24:55,240 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-19 18:24:55,240 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-19 18:24:55,279 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-19 18:24:55,280 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-19 18:24:55,281 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-19 18:24:55,318 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-19 18:24:55,319 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-19 18:24:55,319 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-19 18:24:55,360 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-19 18:24:55,361 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-19 18:24:55,362 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-19 18:24:55,406 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-19 18:24:55,406 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-19 18:24:55,407 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-19 18:24:55,449 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-19 18:24:55,449 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-19 18:24:55,450 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-19 18:24:55,487 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-19 18:24:55,488 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-19 18:24:55,489 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-19 18:24:55,527 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-19 18:24:55,527 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-19 18:24:55,528 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-19 18:24:55,568 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-19 18:24:55,568 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-19 18:24:55,569 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-19 18:24:55,610 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-19 18:24:55,611 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-19 18:24:55,611 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-19 18:24:55,659 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-19 18:24:55,659 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-19 18:24:55,660 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-19 18:24:55,702 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-19 18:24:55,703 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-19 18:24:55,703 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-19 18:24:55,815 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-10-19 18:24:55,873 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-10-19 18:24:56,000 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-19 18:24:56,001 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-19 18:24:56,002 INFO L603 QuantifierPusher]: Distributing 5 conjuncts over 2 disjuncts [2020-10-19 18:24:56,159 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-10-19 18:24:56,160 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-10-19 18:24:56,188 INFO L441 ElimStorePlain]: Different costs {1=[|v_#length_43|], 3=[|v_#valid_49|]} [2020-10-19 18:24:56,198 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-10-19 18:24:56,201 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 [2020-10-19 18:24:56,201 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-10-19 18:24:56,205 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-10-19 18:24:56,208 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 [2020-10-19 18:24:56,208 INFO L545 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-10-19 18:24:56,244 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-10-19 18:24:56,264 INFO L350 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-10-19 18:24:56,265 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 [2020-10-19 18:24:56,268 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-10-19 18:24:56,272 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-10-19 18:24:56,272 INFO L545 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2020-10-19 18:24:56,292 INFO L350 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-10-19 18:24:56,293 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 [2020-10-19 18:24:56,293 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-10-19 18:24:56,294 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-10-19 18:24:56,295 INFO L545 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2020-10-19 18:24:56,324 INFO L625 ElimStorePlain]: treesize reduction 41, result has 34.9 percent of original size [2020-10-19 18:24:56,325 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. [2020-10-19 18:24:56,325 INFO L244 ElimStorePlain]: Needed 5 recursive calls to eliminate 3 variables, input treesize:69, output treesize:22 [2020-10-19 18:24:56,642 INFO L134 CoverageAnalysis]: Checked inductivity of 389 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 354 trivial. 0 not checked. [2020-10-19 18:24:56,642 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2020-10-19 18:24:56,643 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [20] total 30 [2020-10-19 18:24:56,643 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [750554364] [2020-10-19 18:24:56,643 INFO L461 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-10-19 18:24:56,643 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-19 18:24:56,644 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-10-19 18:24:56,644 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=124, Invalid=806, Unknown=0, NotChecked=0, Total=930 [2020-10-19 18:24:56,644 INFO L87 Difference]: Start difference. First operand 139 states and 143 transitions. Second operand 12 states. [2020-10-19 18:24:57,493 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-19 18:24:57,493 INFO L93 Difference]: Finished difference Result 138 states and 142 transitions. [2020-10-19 18:24:57,494 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2020-10-19 18:24:57,494 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 112 [2020-10-19 18:24:57,494 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-19 18:24:57,495 INFO L225 Difference]: With dead ends: 138 [2020-10-19 18:24:57,495 INFO L226 Difference]: Without dead ends: 138 [2020-10-19 18:24:57,496 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 142 GetRequests, 15 SyntacticMatches, 90 SemanticMatches, 37 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1170 ImplicationChecksByTransitivity, 5.2s TimeCoverageRelationStatistics Valid=196, Invalid=1286, Unknown=0, NotChecked=0, Total=1482 [2020-10-19 18:24:57,496 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 138 states. [2020-10-19 18:24:57,500 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 138 to 137. [2020-10-19 18:24:57,500 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 137 states. [2020-10-19 18:24:57,501 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 137 states and 141 transitions. [2020-10-19 18:24:57,502 INFO L78 Accepts]: Start accepts. Automaton has 137 states and 141 transitions. Word has length 112 [2020-10-19 18:24:57,502 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-19 18:24:57,503 INFO L481 AbstractCegarLoop]: Abstraction has 137 states and 141 transitions. [2020-10-19 18:24:57,503 INFO L482 AbstractCegarLoop]: Interpolant automaton has 12 states. [2020-10-19 18:24:57,503 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 141 transitions. [2020-10-19 18:24:57,505 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2020-10-19 18:24:57,505 INFO L414 BasicCegarLoop]: Found error trace [2020-10-19 18:24:57,505 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] [2020-10-19 18:24:57,714 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable29,27 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-10-19 18:24:57,715 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]=== [2020-10-19 18:24:57,715 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-19 18:24:57,715 INFO L82 PathProgramCache]: Analyzing trace with hash 1387314960, now seen corresponding path program 1 times [2020-10-19 18:24:57,716 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-19 18:24:57,716 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1953138544] [2020-10-19 18:24:57,716 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-19 18:24:57,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 18:24:57,778 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-19 18:24:57,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 18:24:57,789 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-19 18:24:57,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 18:24:57,848 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-19 18:24:57,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 18:24:57,866 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-19 18:24:57,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 18:24:57,889 INFO L134 CoverageAnalysis]: Checked inductivity of 387 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 380 trivial. 0 not checked. [2020-10-19 18:24:57,890 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1953138544] [2020-10-19 18:24:57,890 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1764422950] [2020-10-19 18:24:57,890 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 [2020-10-19 18:24:57,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 18:24:57,979 INFO L263 TraceCheckSpWp]: Trace formula consists of 439 conjuncts, 4 conjunts are in the unsatisfiable core [2020-10-19 18:24:57,989 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-10-19 18:24:58,010 INFO L134 CoverageAnalysis]: Checked inductivity of 387 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 380 trivial. 0 not checked. [2020-10-19 18:24:58,010 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-10-19 18:24:58,010 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 5] total 8 [2020-10-19 18:24:58,011 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [76717928] [2020-10-19 18:24:58,011 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-19 18:24:58,011 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-19 18:24:58,012 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-19 18:24:58,012 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2020-10-19 18:24:58,012 INFO L87 Difference]: Start difference. First operand 137 states and 141 transitions. Second operand 8 states. [2020-10-19 18:24:58,156 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-19 18:24:58,157 INFO L93 Difference]: Finished difference Result 146 states and 150 transitions. [2020-10-19 18:24:58,157 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-10-19 18:24:58,157 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 117 [2020-10-19 18:24:58,158 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-19 18:24:58,159 INFO L225 Difference]: With dead ends: 146 [2020-10-19 18:24:58,159 INFO L226 Difference]: Without dead ends: 146 [2020-10-19 18:24:58,159 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 [2020-10-19 18:24:58,159 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 146 states. [2020-10-19 18:24:58,162 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 146 to 142. [2020-10-19 18:24:58,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 142 states. [2020-10-19 18:24:58,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 142 states and 146 transitions. [2020-10-19 18:24:58,163 INFO L78 Accepts]: Start accepts. Automaton has 142 states and 146 transitions. Word has length 117 [2020-10-19 18:24:58,164 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-19 18:24:58,164 INFO L481 AbstractCegarLoop]: Abstraction has 142 states and 146 transitions. [2020-10-19 18:24:58,164 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-19 18:24:58,164 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 146 transitions. [2020-10-19 18:24:58,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2020-10-19 18:24:58,165 INFO L414 BasicCegarLoop]: Found error trace [2020-10-19 18:24:58,166 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] [2020-10-19 18:24:58,377 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 28 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable30 [2020-10-19 18:24:58,377 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]=== [2020-10-19 18:24:58,378 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-19 18:24:58,378 INFO L82 PathProgramCache]: Analyzing trace with hash -575903494, now seen corresponding path program 2 times [2020-10-19 18:24:58,378 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-19 18:24:58,378 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1871076097] [2020-10-19 18:24:58,378 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-19 18:24:58,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 18:24:58,445 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-19 18:24:58,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 18:24:58,456 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-19 18:24:58,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 18:24:58,528 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-19 18:24:58,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 18:24:58,541 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-19 18:24:58,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 18:24:58,572 INFO L134 CoverageAnalysis]: Checked inductivity of 398 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 380 trivial. 0 not checked. [2020-10-19 18:24:58,573 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1871076097] [2020-10-19 18:24:58,573 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [12926950] [2020-10-19 18:24:58,573 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 [2020-10-19 18:24:58,663 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2020-10-19 18:24:58,664 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-10-19 18:24:58,665 INFO L263 TraceCheckSpWp]: Trace formula consists of 454 conjuncts, 5 conjunts are in the unsatisfiable core [2020-10-19 18:24:58,668 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-10-19 18:24:58,681 INFO L134 CoverageAnalysis]: Checked inductivity of 398 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 380 trivial. 0 not checked. [2020-10-19 18:24:58,681 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-10-19 18:24:58,682 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 6] total 9 [2020-10-19 18:24:58,682 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [343932695] [2020-10-19 18:24:58,682 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-19 18:24:58,683 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-19 18:24:58,683 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-19 18:24:58,683 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=48, Unknown=0, NotChecked=0, Total=72 [2020-10-19 18:24:58,683 INFO L87 Difference]: Start difference. First operand 142 states and 146 transitions. Second operand 9 states. [2020-10-19 18:24:58,825 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-19 18:24:58,825 INFO L93 Difference]: Finished difference Result 151 states and 155 transitions. [2020-10-19 18:24:58,826 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-10-19 18:24:58,826 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 122 [2020-10-19 18:24:58,826 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-19 18:24:58,829 INFO L225 Difference]: With dead ends: 151 [2020-10-19 18:24:58,829 INFO L226 Difference]: Without dead ends: 151 [2020-10-19 18:24:58,829 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 [2020-10-19 18:24:58,830 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 151 states. [2020-10-19 18:24:58,833 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 151 to 147. [2020-10-19 18:24:58,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 147 states. [2020-10-19 18:24:58,835 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 147 states and 151 transitions. [2020-10-19 18:24:58,836 INFO L78 Accepts]: Start accepts. Automaton has 147 states and 151 transitions. Word has length 122 [2020-10-19 18:24:58,836 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-19 18:24:58,836 INFO L481 AbstractCegarLoop]: Abstraction has 147 states and 151 transitions. [2020-10-19 18:24:58,836 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-19 18:24:58,837 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 151 transitions. [2020-10-19 18:24:58,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2020-10-19 18:24:58,838 INFO L414 BasicCegarLoop]: Found error trace [2020-10-19 18:24:58,838 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] [2020-10-19 18:24:59,047 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable31,29 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-10-19 18:24:59,048 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]=== [2020-10-19 18:24:59,048 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-19 18:24:59,048 INFO L82 PathProgramCache]: Analyzing trace with hash -371170992, now seen corresponding path program 3 times [2020-10-19 18:24:59,049 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-19 18:24:59,049 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1402384021] [2020-10-19 18:24:59,049 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-19 18:24:59,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 18:24:59,114 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-19 18:24:59,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 18:24:59,124 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-19 18:24:59,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 18:24:59,192 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-19 18:24:59,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 18:24:59,204 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-19 18:24:59,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 18:24:59,230 INFO L134 CoverageAnalysis]: Checked inductivity of 414 backedges. 0 proven. 34 refuted. 0 times theorem prover too weak. 380 trivial. 0 not checked. [2020-10-19 18:24:59,230 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1402384021] [2020-10-19 18:24:59,231 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [454147739] [2020-10-19 18:24:59,231 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 [2020-10-19 18:24:59,376 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 5 check-sat command(s) [2020-10-19 18:24:59,377 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-10-19 18:24:59,378 INFO L263 TraceCheckSpWp]: Trace formula consists of 331 conjuncts, 6 conjunts are in the unsatisfiable core [2020-10-19 18:24:59,381 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-10-19 18:24:59,399 INFO L134 CoverageAnalysis]: Checked inductivity of 414 backedges. 0 proven. 34 refuted. 0 times theorem prover too weak. 380 trivial. 0 not checked. [2020-10-19 18:24:59,400 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-10-19 18:24:59,400 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 7] total 10 [2020-10-19 18:24:59,401 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [210823859] [2020-10-19 18:24:59,402 INFO L461 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-10-19 18:24:59,402 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-19 18:24:59,402 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-10-19 18:24:59,403 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=60, Unknown=0, NotChecked=0, Total=90 [2020-10-19 18:24:59,403 INFO L87 Difference]: Start difference. First operand 147 states and 151 transitions. Second operand 10 states. [2020-10-19 18:24:59,593 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-19 18:24:59,593 INFO L93 Difference]: Finished difference Result 156 states and 160 transitions. [2020-10-19 18:24:59,593 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-10-19 18:24:59,594 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 127 [2020-10-19 18:24:59,594 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-19 18:24:59,595 INFO L225 Difference]: With dead ends: 156 [2020-10-19 18:24:59,595 INFO L226 Difference]: Without dead ends: 156 [2020-10-19 18:24:59,596 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 [2020-10-19 18:24:59,596 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 156 states. [2020-10-19 18:24:59,599 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 156 to 152. [2020-10-19 18:24:59,599 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 152 states. [2020-10-19 18:24:59,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 152 states and 156 transitions. [2020-10-19 18:24:59,600 INFO L78 Accepts]: Start accepts. Automaton has 152 states and 156 transitions. Word has length 127 [2020-10-19 18:24:59,601 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-19 18:24:59,601 INFO L481 AbstractCegarLoop]: Abstraction has 152 states and 156 transitions. [2020-10-19 18:24:59,601 INFO L482 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-10-19 18:24:59,601 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 156 transitions. [2020-10-19 18:24:59,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2020-10-19 18:24:59,602 INFO L414 BasicCegarLoop]: Found error trace [2020-10-19 18:24:59,602 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] [2020-10-19 18:24:59,805 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 30 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable32 [2020-10-19 18:24:59,806 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]=== [2020-10-19 18:24:59,806 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-19 18:24:59,807 INFO L82 PathProgramCache]: Analyzing trace with hash 1244147386, now seen corresponding path program 4 times [2020-10-19 18:24:59,807 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-19 18:24:59,807 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [919939226] [2020-10-19 18:24:59,807 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-19 18:24:59,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 18:24:59,891 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-19 18:24:59,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 18:24:59,905 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-19 18:24:59,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 18:24:59,980 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-19 18:24:59,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 18:24:59,994 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-19 18:24:59,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 18:25:00,023 INFO L134 CoverageAnalysis]: Checked inductivity of 435 backedges. 0 proven. 55 refuted. 0 times theorem prover too weak. 380 trivial. 0 not checked. [2020-10-19 18:25:00,024 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [919939226] [2020-10-19 18:25:00,024 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [59740282] [2020-10-19 18:25:00,024 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 [2020-10-19 18:25:00,870 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2020-10-19 18:25:00,870 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-10-19 18:25:00,875 INFO L263 TraceCheckSpWp]: Trace formula consists of 484 conjuncts, 7 conjunts are in the unsatisfiable core [2020-10-19 18:25:00,877 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-10-19 18:25:00,892 INFO L134 CoverageAnalysis]: Checked inductivity of 435 backedges. 0 proven. 55 refuted. 0 times theorem prover too weak. 380 trivial. 0 not checked. [2020-10-19 18:25:00,893 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-10-19 18:25:00,893 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 8] total 11 [2020-10-19 18:25:00,894 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [70995260] [2020-10-19 18:25:00,894 INFO L461 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-10-19 18:25:00,894 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-19 18:25:00,895 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-10-19 18:25:00,895 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=37, Invalid=73, Unknown=0, NotChecked=0, Total=110 [2020-10-19 18:25:00,895 INFO L87 Difference]: Start difference. First operand 152 states and 156 transitions. Second operand 11 states. [2020-10-19 18:25:01,074 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-19 18:25:01,074 INFO L93 Difference]: Finished difference Result 161 states and 165 transitions. [2020-10-19 18:25:01,075 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-10-19 18:25:01,075 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 132 [2020-10-19 18:25:01,076 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-19 18:25:01,076 INFO L225 Difference]: With dead ends: 161 [2020-10-19 18:25:01,076 INFO L226 Difference]: Without dead ends: 161 [2020-10-19 18:25:01,077 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 [2020-10-19 18:25:01,082 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 161 states. [2020-10-19 18:25:01,090 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 161 to 157. [2020-10-19 18:25:01,090 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 157 states. [2020-10-19 18:25:01,091 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 157 states and 161 transitions. [2020-10-19 18:25:01,091 INFO L78 Accepts]: Start accepts. Automaton has 157 states and 161 transitions. Word has length 132 [2020-10-19 18:25:01,092 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-19 18:25:01,092 INFO L481 AbstractCegarLoop]: Abstraction has 157 states and 161 transitions. [2020-10-19 18:25:01,092 INFO L482 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-10-19 18:25:01,093 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 161 transitions. [2020-10-19 18:25:01,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2020-10-19 18:25:01,094 INFO L414 BasicCegarLoop]: Found error trace [2020-10-19 18:25:01,094 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] [2020-10-19 18:25:01,295 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable33,31 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-10-19 18:25:01,295 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]=== [2020-10-19 18:25:01,295 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-19 18:25:01,295 INFO L82 PathProgramCache]: Analyzing trace with hash -2070269040, now seen corresponding path program 5 times [2020-10-19 18:25:01,295 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-19 18:25:01,296 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [579864536] [2020-10-19 18:25:01,296 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-19 18:25:01,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 18:25:01,357 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-19 18:25:01,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 18:25:01,368 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-19 18:25:01,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 18:25:01,456 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-19 18:25:01,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 18:25:01,469 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-19 18:25:01,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 18:25:01,529 INFO L134 CoverageAnalysis]: Checked inductivity of 461 backedges. 0 proven. 81 refuted. 0 times theorem prover too weak. 380 trivial. 0 not checked. [2020-10-19 18:25:01,529 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [579864536] [2020-10-19 18:25:01,529 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2072738222] [2020-10-19 18:25:01,529 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 [2020-10-19 18:25:08,143 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 11 check-sat command(s) [2020-10-19 18:25:08,144 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-10-19 18:25:08,197 INFO L263 TraceCheckSpWp]: Trace formula consists of 499 conjuncts, 8 conjunts are in the unsatisfiable core [2020-10-19 18:25:08,199 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-10-19 18:25:08,211 INFO L134 CoverageAnalysis]: Checked inductivity of 461 backedges. 0 proven. 81 refuted. 0 times theorem prover too weak. 380 trivial. 0 not checked. [2020-10-19 18:25:08,211 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-10-19 18:25:08,211 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 9] total 12 [2020-10-19 18:25:08,211 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1829040165] [2020-10-19 18:25:08,212 INFO L461 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-10-19 18:25:08,212 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-19 18:25:08,212 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-10-19 18:25:08,212 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=45, Invalid=87, Unknown=0, NotChecked=0, Total=132 [2020-10-19 18:25:08,212 INFO L87 Difference]: Start difference. First operand 157 states and 161 transitions. Second operand 12 states. [2020-10-19 18:25:08,408 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-19 18:25:08,408 INFO L93 Difference]: Finished difference Result 166 states and 170 transitions. [2020-10-19 18:25:08,408 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-10-19 18:25:08,409 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 137 [2020-10-19 18:25:08,409 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-19 18:25:08,410 INFO L225 Difference]: With dead ends: 166 [2020-10-19 18:25:08,410 INFO L226 Difference]: Without dead ends: 166 [2020-10-19 18:25:08,410 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 154 GetRequests, 144 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=45, Invalid=87, Unknown=0, NotChecked=0, Total=132 [2020-10-19 18:25:08,411 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 166 states. [2020-10-19 18:25:08,413 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 166 to 162. [2020-10-19 18:25:08,414 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 162 states. [2020-10-19 18:25:08,415 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 162 states and 166 transitions. [2020-10-19 18:25:08,415 INFO L78 Accepts]: Start accepts. Automaton has 162 states and 166 transitions. Word has length 137 [2020-10-19 18:25:08,415 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-19 18:25:08,415 INFO L481 AbstractCegarLoop]: Abstraction has 162 states and 166 transitions. [2020-10-19 18:25:08,416 INFO L482 AbstractCegarLoop]: Interpolant automaton has 12 states. [2020-10-19 18:25:08,416 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 166 transitions. [2020-10-19 18:25:08,418 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2020-10-19 18:25:08,418 INFO L414 BasicCegarLoop]: Found error trace [2020-10-19 18:25:08,418 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] [2020-10-19 18:25:08,628 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 32 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable34 [2020-10-19 18:25:08,629 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]=== [2020-10-19 18:25:08,629 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-19 18:25:08,629 INFO L82 PathProgramCache]: Analyzing trace with hash 1106756730, now seen corresponding path program 6 times [2020-10-19 18:25:08,630 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-19 18:25:08,630 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [157036692] [2020-10-19 18:25:08,630 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-19 18:25:08,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 18:25:08,694 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-19 18:25:08,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 18:25:08,705 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-19 18:25:08,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 18:25:08,805 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-19 18:25:08,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 18:25:08,822 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-19 18:25:08,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 18:25:08,853 INFO L134 CoverageAnalysis]: Checked inductivity of 492 backedges. 0 proven. 112 refuted. 0 times theorem prover too weak. 380 trivial. 0 not checked. [2020-10-19 18:25:08,853 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [157036692] [2020-10-19 18:25:08,854 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2127180079] [2020-10-19 18:25:08,854 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 [2020-10-19 18:25:10,609 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 11 check-sat command(s) [2020-10-19 18:25:10,609 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-10-19 18:25:10,620 INFO L263 TraceCheckSpWp]: Trace formula consists of 514 conjuncts, 9 conjunts are in the unsatisfiable core [2020-10-19 18:25:10,622 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-10-19 18:25:10,640 INFO L134 CoverageAnalysis]: Checked inductivity of 492 backedges. 0 proven. 112 refuted. 0 times theorem prover too weak. 380 trivial. 0 not checked. [2020-10-19 18:25:10,641 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-10-19 18:25:10,641 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 10] total 13 [2020-10-19 18:25:10,641 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1333900112] [2020-10-19 18:25:10,643 INFO L461 AbstractCegarLoop]: Interpolant automaton has 13 states [2020-10-19 18:25:10,643 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-19 18:25:10,643 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2020-10-19 18:25:10,644 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=54, Invalid=102, Unknown=0, NotChecked=0, Total=156 [2020-10-19 18:25:10,644 INFO L87 Difference]: Start difference. First operand 162 states and 166 transitions. Second operand 13 states. [2020-10-19 18:25:10,843 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-19 18:25:10,844 INFO L93 Difference]: Finished difference Result 171 states and 175 transitions. [2020-10-19 18:25:10,844 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-10-19 18:25:10,844 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 142 [2020-10-19 18:25:10,845 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-19 18:25:10,846 INFO L225 Difference]: With dead ends: 171 [2020-10-19 18:25:10,846 INFO L226 Difference]: Without dead ends: 171 [2020-10-19 18:25:10,847 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 160 GetRequests, 149 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=54, Invalid=102, Unknown=0, NotChecked=0, Total=156 [2020-10-19 18:25:10,847 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 171 states. [2020-10-19 18:25:10,850 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 171 to 167. [2020-10-19 18:25:10,850 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 167 states. [2020-10-19 18:25:10,851 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 167 states to 167 states and 171 transitions. [2020-10-19 18:25:10,851 INFO L78 Accepts]: Start accepts. Automaton has 167 states and 171 transitions. Word has length 142 [2020-10-19 18:25:10,852 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-19 18:25:10,852 INFO L481 AbstractCegarLoop]: Abstraction has 167 states and 171 transitions. [2020-10-19 18:25:10,852 INFO L482 AbstractCegarLoop]: Interpolant automaton has 13 states. [2020-10-19 18:25:10,852 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 171 transitions. [2020-10-19 18:25:10,853 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2020-10-19 18:25:10,853 INFO L414 BasicCegarLoop]: Found error trace [2020-10-19 18:25:10,853 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] [2020-10-19 18:25:11,064 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 33 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable35 [2020-10-19 18:25:11,064 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]=== [2020-10-19 18:25:11,065 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-19 18:25:11,065 INFO L82 PathProgramCache]: Analyzing trace with hash -1612565040, now seen corresponding path program 7 times [2020-10-19 18:25:11,066 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-19 18:25:11,066 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1295130226] [2020-10-19 18:25:11,066 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-19 18:25:11,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 18:25:11,151 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-19 18:25:11,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 18:25:11,166 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-19 18:25:11,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 18:25:11,312 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-19 18:25:11,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 18:25:11,327 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-19 18:25:11,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 18:25:11,365 INFO L134 CoverageAnalysis]: Checked inductivity of 528 backedges. 0 proven. 148 refuted. 0 times theorem prover too weak. 380 trivial. 0 not checked. [2020-10-19 18:25:11,365 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1295130226] [2020-10-19 18:25:11,365 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1795417490] [2020-10-19 18:25:11,366 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 [2020-10-19 18:25:11,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 18:25:11,456 INFO L263 TraceCheckSpWp]: Trace formula consists of 529 conjuncts, 10 conjunts are in the unsatisfiable core [2020-10-19 18:25:11,459 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-10-19 18:25:11,502 INFO L134 CoverageAnalysis]: Checked inductivity of 528 backedges. 0 proven. 148 refuted. 0 times theorem prover too weak. 380 trivial. 0 not checked. [2020-10-19 18:25:11,503 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-10-19 18:25:11,503 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14, 11] total 14 [2020-10-19 18:25:11,503 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [625706441] [2020-10-19 18:25:11,504 INFO L461 AbstractCegarLoop]: Interpolant automaton has 14 states [2020-10-19 18:25:11,505 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-19 18:25:11,505 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2020-10-19 18:25:11,505 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=64, Invalid=118, Unknown=0, NotChecked=0, Total=182 [2020-10-19 18:25:11,505 INFO L87 Difference]: Start difference. First operand 167 states and 171 transitions. Second operand 14 states. [2020-10-19 18:25:11,628 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-19 18:25:11,629 INFO L93 Difference]: Finished difference Result 176 states and 180 transitions. [2020-10-19 18:25:11,629 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2020-10-19 18:25:11,629 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 147 [2020-10-19 18:25:11,630 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-19 18:25:11,631 INFO L225 Difference]: With dead ends: 176 [2020-10-19 18:25:11,631 INFO L226 Difference]: Without dead ends: 176 [2020-10-19 18:25:11,631 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 [2020-10-19 18:25:11,632 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 176 states. [2020-10-19 18:25:11,635 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 176 to 172. [2020-10-19 18:25:11,636 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 172 states. [2020-10-19 18:25:11,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 172 states and 176 transitions. [2020-10-19 18:25:11,637 INFO L78 Accepts]: Start accepts. Automaton has 172 states and 176 transitions. Word has length 147 [2020-10-19 18:25:11,637 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-19 18:25:11,638 INFO L481 AbstractCegarLoop]: Abstraction has 172 states and 176 transitions. [2020-10-19 18:25:11,638 INFO L482 AbstractCegarLoop]: Interpolant automaton has 14 states. [2020-10-19 18:25:11,638 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 176 transitions. [2020-10-19 18:25:11,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2020-10-19 18:25:11,639 INFO L414 BasicCegarLoop]: Found error trace [2020-10-19 18:25:11,639 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] [2020-10-19 18:25:11,851 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 34 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable36 [2020-10-19 18:25:11,852 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]=== [2020-10-19 18:25:11,852 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-19 18:25:11,852 INFO L82 PathProgramCache]: Analyzing trace with hash -896062918, now seen corresponding path program 8 times [2020-10-19 18:25:11,852 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-19 18:25:11,852 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2101389802] [2020-10-19 18:25:11,852 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-19 18:25:11,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 18:25:11,915 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-19 18:25:11,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 18:25:11,926 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-19 18:25:11,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 18:25:12,059 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-19 18:25:12,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 18:25:12,078 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-19 18:25:12,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-19 18:25:12,148 INFO L134 CoverageAnalysis]: Checked inductivity of 569 backedges. 0 proven. 189 refuted. 0 times theorem prover too weak. 380 trivial. 0 not checked. [2020-10-19 18:25:12,149 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2101389802] [2020-10-19 18:25:12,149 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [385093203] [2020-10-19 18:25:12,150 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 [2020-10-19 18:25:12,293 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2020-10-19 18:25:12,293 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-10-19 18:25:12,296 INFO L263 TraceCheckSpWp]: Trace formula consists of 544 conjuncts, 11 conjunts are in the unsatisfiable core [2020-10-19 18:25:12,300 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-10-19 18:25:12,340 INFO L134 CoverageAnalysis]: Checked inductivity of 569 backedges. 0 proven. 189 refuted. 0 times theorem prover too weak. 380 trivial. 0 not checked. [2020-10-19 18:25:12,340 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-10-19 18:25:12,340 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 12] total 15 [2020-10-19 18:25:12,341 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [668345183] [2020-10-19 18:25:12,344 INFO L461 AbstractCegarLoop]: Interpolant automaton has 15 states [2020-10-19 18:25:12,344 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-19 18:25:12,345 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2020-10-19 18:25:12,345 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=75, Invalid=135, Unknown=0, NotChecked=0, Total=210 [2020-10-19 18:25:12,345 INFO L87 Difference]: Start difference. First operand 172 states and 176 transitions. Second operand 15 states. [2020-10-19 18:25:12,522 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-19 18:25:12,523 INFO L93 Difference]: Finished difference Result 177 states and 181 transitions. [2020-10-19 18:25:12,523 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-10-19 18:25:12,523 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 152 [2020-10-19 18:25:12,524 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-19 18:25:12,524 INFO L225 Difference]: With dead ends: 177 [2020-10-19 18:25:12,525 INFO L226 Difference]: Without dead ends: 177 [2020-10-19 18:25:12,525 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 [2020-10-19 18:25:12,526 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 177 states. [2020-10-19 18:25:12,529 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 177 to 177. [2020-10-19 18:25:12,530 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 177 states. [2020-10-19 18:25:12,531 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 177 states to 177 states and 181 transitions. [2020-10-19 18:25:12,531 INFO L78 Accepts]: Start accepts. Automaton has 177 states and 181 transitions. Word has length 152 [2020-10-19 18:25:12,531 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-19 18:25:12,531 INFO L481 AbstractCegarLoop]: Abstraction has 177 states and 181 transitions. [2020-10-19 18:25:12,532 INFO L482 AbstractCegarLoop]: Interpolant automaton has 15 states. [2020-10-19 18:25:12,532 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 181 transitions. [2020-10-19 18:25:12,533 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2020-10-19 18:25:12,533 INFO L414 BasicCegarLoop]: Found error trace [2020-10-19 18:25:12,533 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] [2020-10-19 18:25:12,745 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 35 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable37 [2020-10-19 18:25:12,746 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]=== [2020-10-19 18:25:12,746 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-19 18:25:12,746 INFO L82 PathProgramCache]: Analyzing trace with hash 1136420880, now seen corresponding path program 9 times [2020-10-19 18:25:12,746 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-19 18:25:12,747 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [870863732] [2020-10-19 18:25:12,747 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-19 18:25:12,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-10-19 18:25:12,884 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-10-19 18:25:13,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-10-19 18:25:13,017 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-10-19 18:25:13,076 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-10-19 18:25:13,076 INFO L523 BasicCegarLoop]: Counterexample might be feasible [2020-10-19 18:25:13,077 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable38 [2020-10-19 18:25:13,134 WARN L1295 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 105 could not be translated for associated CType ARRAY#_10_~INT# [2020-10-19 18:25:13,135 WARN L1295 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 110 could not be translated for associated CType ARRAY#_10_~INT# [2020-10-19 18:25:13,135 WARN L1295 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 107 could not be translated for associated CType ARRAY#_10_~INT# [2020-10-19 18:25:13,136 WARN L1295 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 103 could not be translated for associated CType ARRAY#_10_~INT# [2020-10-19 18:25:13,137 WARN L1295 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 109 could not be translated for associated CType ARRAY#_10_~INT# [2020-10-19 18:25:13,137 WARN L1295 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 106 could not be translated for associated CType ARRAY#_10_~INT# [2020-10-19 18:25:13,209 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 19.10 06:25:13 BoogieIcfgContainer [2020-10-19 18:25:13,209 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-19 18:25:13,209 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-10-19 18:25:13,210 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-10-19 18:25:13,210 INFO L275 PluginConnector]: Witness Printer initialized [2020-10-19 18:25:13,210 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.10 06:24:10" (3/4) ... [2020-10-19 18:25:13,212 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2020-10-19 18:25:13,235 WARN L1295 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 109 could not be translated for associated CType ARRAY#_10_~INT# [2020-10-19 18:25:13,235 WARN L1295 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 106 could not be translated for associated CType ARRAY#_10_~INT# [2020-10-19 18:25:13,235 WARN L1295 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 105 could not be translated for associated CType ARRAY#_10_~INT# [2020-10-19 18:25:13,235 WARN L1295 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 110 could not be translated for associated CType ARRAY#_10_~INT# [2020-10-19 18:25:13,236 WARN L1295 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 103 could not be translated for associated CType ARRAY#_10_~INT# [2020-10-19 18:25:13,236 WARN L1295 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 107 could not be translated for associated CType ARRAY#_10_~INT# [2020-10-19 18:25:13,317 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2020-10-19 18:25:13,317 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-10-19 18:25:13,319 INFO L168 Benchmark]: Toolchain (without parser) took 63697.04 ms. Allocated memory was 1.0 GB in the beginning and 1.6 GB in the end (delta: 576.2 MB). Free memory was 957.3 MB in the beginning and 1.2 GB in the end (delta: -273.5 MB). Peak memory consumption was 302.7 MB. Max. memory is 11.5 GB. [2020-10-19 18:25:13,319 INFO L168 Benchmark]: CDTParser took 0.28 ms. Allocated memory is still 1.0 GB. Free memory is still 985.5 MB. There was no memory consumed. Max. memory is 11.5 GB. [2020-10-19 18:25:13,319 INFO L168 Benchmark]: CACSL2BoogieTranslator took 317.11 ms. Allocated memory is still 1.0 GB. Free memory was 957.3 MB in the beginning and 946.5 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2020-10-19 18:25:13,320 INFO L168 Benchmark]: Boogie Preprocessor took 100.30 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 115.9 MB). Free memory was 946.5 MB in the beginning and 1.1 GB in the end (delta: -158.3 MB). Peak memory consumption was 15.2 MB. Max. memory is 11.5 GB. [2020-10-19 18:25:13,320 INFO L168 Benchmark]: RCFGBuilder took 555.99 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 26.7 MB). Peak memory consumption was 26.7 MB. Max. memory is 11.5 GB. [2020-10-19 18:25:13,320 INFO L168 Benchmark]: TraceAbstraction took 62604.77 ms. Allocated memory was 1.1 GB in the beginning and 1.6 GB in the end (delta: 460.3 MB). Free memory was 1.1 GB in the beginning and 1.2 GB in the end (delta: -167.8 MB). Peak memory consumption was 292.5 MB. Max. memory is 11.5 GB. [2020-10-19 18:25:13,321 INFO L168 Benchmark]: Witness Printer took 107.76 ms. Allocated memory is still 1.6 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 15.2 MB). Peak memory consumption was 15.2 MB. Max. memory is 11.5 GB. [2020-10-19 18:25:13,323 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28 ms. Allocated memory is still 1.0 GB. Free memory is still 985.5 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 317.11 ms. Allocated memory is still 1.0 GB. Free memory was 957.3 MB in the beginning and 946.5 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 100.30 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 115.9 MB). Free memory was 946.5 MB in the beginning and 1.1 GB in the end (delta: -158.3 MB). Peak memory consumption was 15.2 MB. Max. memory is 11.5 GB. * RCFGBuilder took 555.99 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 26.7 MB). Peak memory consumption was 26.7 MB. Max. memory is 11.5 GB. * TraceAbstraction took 62604.77 ms. Allocated memory was 1.1 GB in the beginning and 1.6 GB in the end (delta: 460.3 MB). Free memory was 1.1 GB in the beginning and 1.2 GB in the end (delta: -167.8 MB). Peak memory consumption was 292.5 MB. Max. memory is 11.5 GB. * Witness Printer took 107.76 ms. Allocated memory is still 1.6 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 15.2 MB). Peak memory consumption was 15.2 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 105 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 103 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 106 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 106 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 110 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 107 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: 62.4s, OverallIterations: 39, TraceHistogramMax: 10, AutomataDifference: 13.9s, 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, 5.4s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 3101 GetRequests, 2363 SyntacticMatches, 294 SemanticMatches, 444 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3263 ImplicationChecksByTransitivity, 22.3s 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: 0.5s SsaConstructionTime, 12.9s SatisfiabilityAnalysisTime, 25.8s 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...