./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/ldv-memsafety/ArraysWithLenghtAtDeclaration_false-valid-deref-write.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 635dfa2a Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_6177db05-1e8d-4ded-a528-334e99c03368/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_6177db05-1e8d-4ded-a528-334e99c03368/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_6177db05-1e8d-4ded-a528-334e99c03368/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_6177db05-1e8d-4ded-a528-334e99c03368/bin-2019/uautomizer/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/ldv-memsafety/ArraysWithLenghtAtDeclaration_false-valid-deref-write.c -s /tmp/vcloud-vcloud-master/worker/working_dir_6177db05-1e8d-4ded-a528-334e99c03368/bin-2019/uautomizer/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_6177db05-1e8d-4ded-a528-334e99c03368/bin-2019/uautomizer --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 68d161eb03bccd8280d2086bc4cdb7b46f7ee157 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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 0.1.23-635dfa2 [2018-12-01 22:15:00,858 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-01 22:15:00,859 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-01 22:15:00,866 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-01 22:15:00,866 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-01 22:15:00,866 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-01 22:15:00,867 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-01 22:15:00,868 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-01 22:15:00,869 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-01 22:15:00,869 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-01 22:15:00,870 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-01 22:15:00,870 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-01 22:15:00,870 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-01 22:15:00,871 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-01 22:15:00,871 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-01 22:15:00,872 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-01 22:15:00,872 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-01 22:15:00,873 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-01 22:15:00,874 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-01 22:15:00,875 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-01 22:15:00,875 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-01 22:15:00,876 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-01 22:15:00,877 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-01 22:15:00,877 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-01 22:15:00,877 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-01 22:15:00,878 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-01 22:15:00,878 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-01 22:15:00,879 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-01 22:15:00,879 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-01 22:15:00,880 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-01 22:15:00,880 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-01 22:15:00,880 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-01 22:15:00,880 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-01 22:15:00,881 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-01 22:15:00,881 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-01 22:15:00,882 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-01 22:15:00,882 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_6177db05-1e8d-4ded-a528-334e99c03368/bin-2019/uautomizer/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf [2018-12-01 22:15:00,889 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-01 22:15:00,889 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-01 22:15:00,889 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-01 22:15:00,890 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-12-01 22:15:00,890 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-01 22:15:00,890 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-01 22:15:00,890 INFO L133 SettingsManager]: * Use SBE=true [2018-12-01 22:15:00,890 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-01 22:15:00,890 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-01 22:15:00,891 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-12-01 22:15:00,891 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-01 22:15:00,891 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-01 22:15:00,891 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-01 22:15:00,891 INFO L133 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2018-12-01 22:15:00,891 INFO L133 SettingsManager]: * Bitprecise bitfields=true [2018-12-01 22:15:00,891 INFO L133 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2018-12-01 22:15:00,891 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-01 22:15:00,891 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-01 22:15:00,892 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-01 22:15:00,892 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-01 22:15:00,892 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-12-01 22:15:00,892 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-01 22:15:00,892 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-12-01 22:15:00,892 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-01 22:15:00,892 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-01 22:15:00,893 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-01 22:15:00,893 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-12-01 22:15:00,893 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-01 22:15:00,893 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in 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 -> /tmp/vcloud-vcloud-master/worker/working_dir_6177db05-1e8d-4ded-a528-334e99c03368/bin-2019/uautomizer 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 -> 68d161eb03bccd8280d2086bc4cdb7b46f7ee157 [2018-12-01 22:15:00,911 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-01 22:15:00,921 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-01 22:15:00,923 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-01 22:15:00,925 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-01 22:15:00,925 INFO L276 PluginConnector]: CDTParser initialized [2018-12-01 22:15:00,925 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_6177db05-1e8d-4ded-a528-334e99c03368/bin-2019/uautomizer/../../sv-benchmarks/c/ldv-memsafety/ArraysWithLenghtAtDeclaration_false-valid-deref-write.c [2018-12-01 22:15:00,967 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_6177db05-1e8d-4ded-a528-334e99c03368/bin-2019/uautomizer/data/d9c7067b7/5fd876ea6a47449a91189c287381370c/FLAG7aa602bd8 [2018-12-01 22:15:01,314 INFO L307 CDTParser]: Found 1 translation units. [2018-12-01 22:15:01,314 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_6177db05-1e8d-4ded-a528-334e99c03368/sv-benchmarks/c/ldv-memsafety/ArraysWithLenghtAtDeclaration_false-valid-deref-write.c [2018-12-01 22:15:01,317 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_6177db05-1e8d-4ded-a528-334e99c03368/bin-2019/uautomizer/data/d9c7067b7/5fd876ea6a47449a91189c287381370c/FLAG7aa602bd8 [2018-12-01 22:15:01,325 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_6177db05-1e8d-4ded-a528-334e99c03368/bin-2019/uautomizer/data/d9c7067b7/5fd876ea6a47449a91189c287381370c [2018-12-01 22:15:01,327 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-01 22:15:01,327 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-12-01 22:15:01,328 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-01 22:15:01,328 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-01 22:15:01,330 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-01 22:15:01,330 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 10:15:01" (1/1) ... [2018-12-01 22:15:01,332 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@12334432 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 10:15:01, skipping insertion in model container [2018-12-01 22:15:01,332 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 10:15:01" (1/1) ... [2018-12-01 22:15:01,336 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-01 22:15:01,344 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-01 22:15:01,427 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-01 22:15:01,433 INFO L191 MainTranslator]: Completed pre-run [2018-12-01 22:15:01,443 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-01 22:15:01,451 INFO L195 MainTranslator]: Completed translation [2018-12-01 22:15:01,452 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 10:15:01 WrapperNode [2018-12-01 22:15:01,452 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-01 22:15:01,452 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-01 22:15:01,452 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-01 22:15:01,452 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-01 22:15:01,459 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 10:15:01" (1/1) ... [2018-12-01 22:15:01,460 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 10:15:01" (1/1) ... [2018-12-01 22:15:01,464 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 10:15:01" (1/1) ... [2018-12-01 22:15:01,464 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 10:15:01" (1/1) ... [2018-12-01 22:15:01,468 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 10:15:01" (1/1) ... [2018-12-01 22:15:01,471 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 10:15:01" (1/1) ... [2018-12-01 22:15:01,471 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 10:15:01" (1/1) ... [2018-12-01 22:15:01,472 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-01 22:15:01,473 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-01 22:15:01,473 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-01 22:15:01,473 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-01 22:15:01,473 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 10:15:01" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_6177db05-1e8d-4ded-a528-334e99c03368/bin-2019/uautomizer/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 [2018-12-01 22:15:01,537 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-12-01 22:15:01,537 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-01 22:15:01,537 INFO L138 BoogieDeclarations]: Found implementation of procedure foo [2018-12-01 22:15:01,537 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-12-01 22:15:01,537 INFO L130 BoogieDeclarations]: Found specification of procedure foo [2018-12-01 22:15:01,537 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-12-01 22:15:01,538 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-12-01 22:15:01,538 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-01 22:15:01,538 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-12-01 22:15:01,538 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-12-01 22:15:01,538 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-12-01 22:15:01,538 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-01 22:15:01,689 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-01 22:15:01,690 INFO L280 CfgBuilder]: Removed 3 assue(true) statements. [2018-12-01 22:15:01,690 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 10:15:01 BoogieIcfgContainer [2018-12-01 22:15:01,690 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-01 22:15:01,691 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-12-01 22:15:01,691 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-12-01 22:15:01,694 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-12-01 22:15:01,694 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 01.12 10:15:01" (1/3) ... [2018-12-01 22:15:01,695 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@391853a1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 01.12 10:15:01, skipping insertion in model container [2018-12-01 22:15:01,695 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 10:15:01" (2/3) ... [2018-12-01 22:15:01,696 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@391853a1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 01.12 10:15:01, skipping insertion in model container [2018-12-01 22:15:01,696 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 10:15:01" (3/3) ... [2018-12-01 22:15:01,697 INFO L112 eAbstractionObserver]: Analyzing ICFG ArraysWithLenghtAtDeclaration_false-valid-deref-write.c [2018-12-01 22:15:01,705 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-12-01 22:15:01,711 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 8 error locations. [2018-12-01 22:15:01,725 INFO L257 AbstractCegarLoop]: Starting to check reachability of 8 error locations. [2018-12-01 22:15:01,745 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-12-01 22:15:01,745 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-12-01 22:15:01,746 INFO L383 AbstractCegarLoop]: Hoare is false [2018-12-01 22:15:01,746 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-12-01 22:15:01,746 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-12-01 22:15:01,746 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-12-01 22:15:01,746 INFO L387 AbstractCegarLoop]: Difference is false [2018-12-01 22:15:01,746 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-12-01 22:15:01,746 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-12-01 22:15:01,757 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states. [2018-12-01 22:15:01,764 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2018-12-01 22:15:01,764 INFO L394 BasicCegarLoop]: Found error trace [2018-12-01 22:15:01,764 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-01 22:15:01,766 INFO L423 AbstractCegarLoop]: === Iteration 1 === [fooErr0ASSERT_VIOLATIONARRAY_INDEX, fooErr1REQUIRES_VIOLATION, fooErr2REQUIRES_VIOLATION, mainErr4ENSURES_VIOLATIONMEMORY_LEAK, mainErr3REQUIRES_VIOLATION, mainErr1REQUIRES_VIOLATION, mainErr2REQUIRES_VIOLATION, mainErr0REQUIRES_VIOLATION]=== [2018-12-01 22:15:01,769 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-01 22:15:01,769 INFO L82 PathProgramCache]: Analyzing trace with hash 1909189377, now seen corresponding path program 1 times [2018-12-01 22:15:01,770 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-01 22:15:01,770 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-01 22:15:01,797 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 22:15:01,798 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-01 22:15:01,798 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 22:15:01,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:15:01,856 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 22:15:01,857 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-01 22:15:01,857 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-12-01 22:15:01,859 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-12-01 22:15:01,867 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-12-01 22:15:01,867 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-01 22:15:01,869 INFO L87 Difference]: Start difference. First operand 40 states. Second operand 3 states. [2018-12-01 22:15:01,909 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-01 22:15:01,909 INFO L93 Difference]: Finished difference Result 58 states and 63 transitions. [2018-12-01 22:15:01,910 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-12-01 22:15:01,910 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 10 [2018-12-01 22:15:01,911 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-01 22:15:01,916 INFO L225 Difference]: With dead ends: 58 [2018-12-01 22:15:01,916 INFO L226 Difference]: Without dead ends: 54 [2018-12-01 22:15:01,917 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-01 22:15:01,927 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 54 states. [2018-12-01 22:15:01,939 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 54 to 39. [2018-12-01 22:15:01,939 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 39 states. [2018-12-01 22:15:01,940 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 39 states and 42 transitions. [2018-12-01 22:15:01,941 INFO L78 Accepts]: Start accepts. Automaton has 39 states and 42 transitions. Word has length 10 [2018-12-01 22:15:01,941 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-01 22:15:01,941 INFO L480 AbstractCegarLoop]: Abstraction has 39 states and 42 transitions. [2018-12-01 22:15:01,941 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-12-01 22:15:01,941 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 42 transitions. [2018-12-01 22:15:01,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-12-01 22:15:01,941 INFO L394 BasicCegarLoop]: Found error trace [2018-12-01 22:15:01,941 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-01 22:15:01,942 INFO L423 AbstractCegarLoop]: === Iteration 2 === [fooErr0ASSERT_VIOLATIONARRAY_INDEX, fooErr1REQUIRES_VIOLATION, fooErr2REQUIRES_VIOLATION, mainErr4ENSURES_VIOLATIONMEMORY_LEAK, mainErr3REQUIRES_VIOLATION, mainErr1REQUIRES_VIOLATION, mainErr2REQUIRES_VIOLATION, mainErr0REQUIRES_VIOLATION]=== [2018-12-01 22:15:01,942 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-01 22:15:01,942 INFO L82 PathProgramCache]: Analyzing trace with hash -941983064, now seen corresponding path program 1 times [2018-12-01 22:15:01,942 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-01 22:15:01,942 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-01 22:15:01,943 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 22:15:01,943 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-01 22:15:01,943 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 22:15:01,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:15:01,968 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 22:15:01,969 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-01 22:15:01,969 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-12-01 22:15:01,970 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-12-01 22:15:01,970 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-12-01 22:15:01,970 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-01 22:15:01,970 INFO L87 Difference]: Start difference. First operand 39 states and 42 transitions. Second operand 3 states. [2018-12-01 22:15:01,990 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-01 22:15:01,990 INFO L93 Difference]: Finished difference Result 49 states and 53 transitions. [2018-12-01 22:15:01,991 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-12-01 22:15:01,991 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 11 [2018-12-01 22:15:01,991 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-01 22:15:01,993 INFO L225 Difference]: With dead ends: 49 [2018-12-01 22:15:01,993 INFO L226 Difference]: Without dead ends: 49 [2018-12-01 22:15:01,993 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-01 22:15:01,994 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 49 states. [2018-12-01 22:15:01,997 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 49 to 41. [2018-12-01 22:15:01,997 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 41 states. [2018-12-01 22:15:01,998 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 41 states and 45 transitions. [2018-12-01 22:15:01,998 INFO L78 Accepts]: Start accepts. Automaton has 41 states and 45 transitions. Word has length 11 [2018-12-01 22:15:01,998 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-01 22:15:01,998 INFO L480 AbstractCegarLoop]: Abstraction has 41 states and 45 transitions. [2018-12-01 22:15:01,998 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-12-01 22:15:01,998 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 45 transitions. [2018-12-01 22:15:01,999 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-12-01 22:15:01,999 INFO L394 BasicCegarLoop]: Found error trace [2018-12-01 22:15:01,999 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-01 22:15:01,999 INFO L423 AbstractCegarLoop]: === Iteration 3 === [fooErr0ASSERT_VIOLATIONARRAY_INDEX, fooErr1REQUIRES_VIOLATION, fooErr2REQUIRES_VIOLATION, mainErr4ENSURES_VIOLATIONMEMORY_LEAK, mainErr3REQUIRES_VIOLATION, mainErr1REQUIRES_VIOLATION, mainErr2REQUIRES_VIOLATION, mainErr0REQUIRES_VIOLATION]=== [2018-12-01 22:15:01,999 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-01 22:15:01,999 INFO L82 PathProgramCache]: Analyzing trace with hash 863296133, now seen corresponding path program 1 times [2018-12-01 22:15:01,999 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-01 22:15:02,000 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-01 22:15:02,000 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 22:15:02,001 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-01 22:15:02,001 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 22:15:02,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:15:02,043 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 22:15:02,043 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-01 22:15:02,043 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-12-01 22:15:02,044 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-12-01 22:15:02,044 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-12-01 22:15:02,044 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-12-01 22:15:02,044 INFO L87 Difference]: Start difference. First operand 41 states and 45 transitions. Second operand 5 states. [2018-12-01 22:15:02,079 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-01 22:15:02,079 INFO L93 Difference]: Finished difference Result 40 states and 44 transitions. [2018-12-01 22:15:02,079 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-12-01 22:15:02,079 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 12 [2018-12-01 22:15:02,080 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-01 22:15:02,080 INFO L225 Difference]: With dead ends: 40 [2018-12-01 22:15:02,080 INFO L226 Difference]: Without dead ends: 40 [2018-12-01 22:15:02,080 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2018-12-01 22:15:02,081 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 40 states. [2018-12-01 22:15:02,082 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 40 to 40. [2018-12-01 22:15:02,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 40 states. [2018-12-01 22:15:02,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 40 states and 44 transitions. [2018-12-01 22:15:02,083 INFO L78 Accepts]: Start accepts. Automaton has 40 states and 44 transitions. Word has length 12 [2018-12-01 22:15:02,083 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-01 22:15:02,083 INFO L480 AbstractCegarLoop]: Abstraction has 40 states and 44 transitions. [2018-12-01 22:15:02,083 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-12-01 22:15:02,083 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 44 transitions. [2018-12-01 22:15:02,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2018-12-01 22:15:02,084 INFO L394 BasicCegarLoop]: Found error trace [2018-12-01 22:15:02,084 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-01 22:15:02,084 INFO L423 AbstractCegarLoop]: === Iteration 4 === [fooErr0ASSERT_VIOLATIONARRAY_INDEX, fooErr1REQUIRES_VIOLATION, fooErr2REQUIRES_VIOLATION, mainErr4ENSURES_VIOLATIONMEMORY_LEAK, mainErr3REQUIRES_VIOLATION, mainErr1REQUIRES_VIOLATION, mainErr2REQUIRES_VIOLATION, mainErr0REQUIRES_VIOLATION]=== [2018-12-01 22:15:02,084 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-01 22:15:02,084 INFO L82 PathProgramCache]: Analyzing trace with hash 863296134, now seen corresponding path program 1 times [2018-12-01 22:15:02,084 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-01 22:15:02,084 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-01 22:15:02,085 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 22:15:02,085 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-01 22:15:02,085 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 22:15:02,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:15:02,147 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 22:15:02,147 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-01 22:15:02,147 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-12-01 22:15:02,148 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-12-01 22:15:02,148 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-12-01 22:15:02,148 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2018-12-01 22:15:02,148 INFO L87 Difference]: Start difference. First operand 40 states and 44 transitions. Second operand 6 states. [2018-12-01 22:15:02,201 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-01 22:15:02,201 INFO L93 Difference]: Finished difference Result 42 states and 46 transitions. [2018-12-01 22:15:02,202 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-12-01 22:15:02,202 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 12 [2018-12-01 22:15:02,202 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-01 22:15:02,202 INFO L225 Difference]: With dead ends: 42 [2018-12-01 22:15:02,202 INFO L226 Difference]: Without dead ends: 42 [2018-12-01 22:15:02,202 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=20, Invalid=36, Unknown=0, NotChecked=0, Total=56 [2018-12-01 22:15:02,203 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 42 states. [2018-12-01 22:15:02,204 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 42 to 39. [2018-12-01 22:15:02,204 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 39 states. [2018-12-01 22:15:02,205 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 39 states and 43 transitions. [2018-12-01 22:15:02,205 INFO L78 Accepts]: Start accepts. Automaton has 39 states and 43 transitions. Word has length 12 [2018-12-01 22:15:02,205 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-01 22:15:02,205 INFO L480 AbstractCegarLoop]: Abstraction has 39 states and 43 transitions. [2018-12-01 22:15:02,205 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-12-01 22:15:02,205 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 43 transitions. [2018-12-01 22:15:02,205 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-12-01 22:15:02,205 INFO L394 BasicCegarLoop]: Found error trace [2018-12-01 22:15:02,206 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-01 22:15:02,206 INFO L423 AbstractCegarLoop]: === Iteration 5 === [fooErr0ASSERT_VIOLATIONARRAY_INDEX, fooErr1REQUIRES_VIOLATION, fooErr2REQUIRES_VIOLATION, mainErr4ENSURES_VIOLATIONMEMORY_LEAK, mainErr3REQUIRES_VIOLATION, mainErr1REQUIRES_VIOLATION, mainErr2REQUIRES_VIOLATION, mainErr0REQUIRES_VIOLATION]=== [2018-12-01 22:15:02,206 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-01 22:15:02,206 INFO L82 PathProgramCache]: Analyzing trace with hash 143250926, now seen corresponding path program 1 times [2018-12-01 22:15:02,206 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-01 22:15:02,206 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-01 22:15:02,207 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 22:15:02,207 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-01 22:15:02,207 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 22:15:02,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:15:02,241 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 22:15:02,241 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-01 22:15:02,241 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-12-01 22:15:02,241 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-12-01 22:15:02,241 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-12-01 22:15:02,242 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-01 22:15:02,242 INFO L87 Difference]: Start difference. First operand 39 states and 43 transitions. Second operand 3 states. [2018-12-01 22:15:02,256 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-01 22:15:02,257 INFO L93 Difference]: Finished difference Result 37 states and 41 transitions. [2018-12-01 22:15:02,257 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-12-01 22:15:02,257 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 15 [2018-12-01 22:15:02,257 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-01 22:15:02,257 INFO L225 Difference]: With dead ends: 37 [2018-12-01 22:15:02,257 INFO L226 Difference]: Without dead ends: 37 [2018-12-01 22:15:02,258 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-01 22:15:02,258 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 37 states. [2018-12-01 22:15:02,259 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 37 to 37. [2018-12-01 22:15:02,259 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 37 states. [2018-12-01 22:15:02,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 37 states and 41 transitions. [2018-12-01 22:15:02,260 INFO L78 Accepts]: Start accepts. Automaton has 37 states and 41 transitions. Word has length 15 [2018-12-01 22:15:02,260 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-01 22:15:02,260 INFO L480 AbstractCegarLoop]: Abstraction has 37 states and 41 transitions. [2018-12-01 22:15:02,260 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-12-01 22:15:02,260 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 41 transitions. [2018-12-01 22:15:02,260 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2018-12-01 22:15:02,260 INFO L394 BasicCegarLoop]: Found error trace [2018-12-01 22:15:02,260 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-01 22:15:02,260 INFO L423 AbstractCegarLoop]: === Iteration 6 === [fooErr0ASSERT_VIOLATIONARRAY_INDEX, fooErr1REQUIRES_VIOLATION, fooErr2REQUIRES_VIOLATION, mainErr4ENSURES_VIOLATIONMEMORY_LEAK, mainErr3REQUIRES_VIOLATION, mainErr1REQUIRES_VIOLATION, mainErr2REQUIRES_VIOLATION, mainErr0REQUIRES_VIOLATION]=== [2018-12-01 22:15:02,260 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-01 22:15:02,261 INFO L82 PathProgramCache]: Analyzing trace with hash 143250927, now seen corresponding path program 1 times [2018-12-01 22:15:02,261 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-01 22:15:02,261 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-01 22:15:02,261 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 22:15:02,261 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-01 22:15:02,261 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 22:15:02,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:15:02,287 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 22:15:02,287 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-01 22:15:02,287 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-12-01 22:15:02,287 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-12-01 22:15:02,287 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-12-01 22:15:02,288 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2018-12-01 22:15:02,288 INFO L87 Difference]: Start difference. First operand 37 states and 41 transitions. Second operand 6 states. [2018-12-01 22:15:02,337 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-01 22:15:02,337 INFO L93 Difference]: Finished difference Result 56 states and 61 transitions. [2018-12-01 22:15:02,337 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-12-01 22:15:02,337 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 15 [2018-12-01 22:15:02,337 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-01 22:15:02,337 INFO L225 Difference]: With dead ends: 56 [2018-12-01 22:15:02,338 INFO L226 Difference]: Without dead ends: 56 [2018-12-01 22:15:02,338 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 1 SyntacticMatches, 1 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2018-12-01 22:15:02,338 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 56 states. [2018-12-01 22:15:02,340 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 56 to 41. [2018-12-01 22:15:02,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 41 states. [2018-12-01 22:15:02,340 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 41 states and 46 transitions. [2018-12-01 22:15:02,341 INFO L78 Accepts]: Start accepts. Automaton has 41 states and 46 transitions. Word has length 15 [2018-12-01 22:15:02,341 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-01 22:15:02,341 INFO L480 AbstractCegarLoop]: Abstraction has 41 states and 46 transitions. [2018-12-01 22:15:02,341 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-12-01 22:15:02,341 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 46 transitions. [2018-12-01 22:15:02,341 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2018-12-01 22:15:02,341 INFO L394 BasicCegarLoop]: Found error trace [2018-12-01 22:15:02,341 INFO L402 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-01 22:15:02,341 INFO L423 AbstractCegarLoop]: === Iteration 7 === [fooErr0ASSERT_VIOLATIONARRAY_INDEX, fooErr1REQUIRES_VIOLATION, fooErr2REQUIRES_VIOLATION, mainErr4ENSURES_VIOLATIONMEMORY_LEAK, mainErr3REQUIRES_VIOLATION, mainErr1REQUIRES_VIOLATION, mainErr2REQUIRES_VIOLATION, mainErr0REQUIRES_VIOLATION]=== [2018-12-01 22:15:02,341 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-01 22:15:02,342 INFO L82 PathProgramCache]: Analyzing trace with hash 1623425863, now seen corresponding path program 1 times [2018-12-01 22:15:02,342 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-01 22:15:02,342 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-01 22:15:02,342 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 22:15:02,342 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-01 22:15:02,342 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 22:15:02,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:15:02,364 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 22:15:02,364 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-01 22:15:02,364 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_6177db05-1e8d-4ded-a528-334e99c03368/bin-2019/uautomizer/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-12-01 22:15:02,370 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-01 22:15:02,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:15:02,384 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-01 22:15:02,397 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 22:15:02,411 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-12-01 22:15:02,411 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [3, 3] total 3 [2018-12-01 22:15:02,411 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-12-01 22:15:02,412 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-12-01 22:15:02,412 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-12-01 22:15:02,412 INFO L87 Difference]: Start difference. First operand 41 states and 46 transitions. Second operand 4 states. [2018-12-01 22:15:02,432 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-01 22:15:02,433 INFO L93 Difference]: Finished difference Result 52 states and 59 transitions. [2018-12-01 22:15:02,433 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-12-01 22:15:02,433 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 16 [2018-12-01 22:15:02,433 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-01 22:15:02,434 INFO L225 Difference]: With dead ends: 52 [2018-12-01 22:15:02,434 INFO L226 Difference]: Without dead ends: 52 [2018-12-01 22:15:02,434 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 14 SyntacticMatches, 3 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-12-01 22:15:02,434 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 52 states. [2018-12-01 22:15:02,436 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 52 to 46. [2018-12-01 22:15:02,437 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 46 states. [2018-12-01 22:15:02,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 46 states and 52 transitions. [2018-12-01 22:15:02,438 INFO L78 Accepts]: Start accepts. Automaton has 46 states and 52 transitions. Word has length 16 [2018-12-01 22:15:02,438 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-01 22:15:02,438 INFO L480 AbstractCegarLoop]: Abstraction has 46 states and 52 transitions. [2018-12-01 22:15:02,438 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-12-01 22:15:02,438 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 52 transitions. [2018-12-01 22:15:02,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-12-01 22:15:02,438 INFO L394 BasicCegarLoop]: Found error trace [2018-12-01 22:15:02,438 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-01 22:15:02,439 INFO L423 AbstractCegarLoop]: === Iteration 8 === [fooErr0ASSERT_VIOLATIONARRAY_INDEX, fooErr1REQUIRES_VIOLATION, fooErr2REQUIRES_VIOLATION, mainErr4ENSURES_VIOLATIONMEMORY_LEAK, mainErr3REQUIRES_VIOLATION, mainErr1REQUIRES_VIOLATION, mainErr2REQUIRES_VIOLATION, mainErr0REQUIRES_VIOLATION]=== [2018-12-01 22:15:02,439 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-01 22:15:02,439 INFO L82 PathProgramCache]: Analyzing trace with hash 2121234190, now seen corresponding path program 1 times [2018-12-01 22:15:02,439 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-01 22:15:02,439 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-01 22:15:02,439 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 22:15:02,440 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-01 22:15:02,440 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 22:15:02,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:15:02,477 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 22:15:02,477 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-01 22:15:02,477 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_6177db05-1e8d-4ded-a528-334e99c03368/bin-2019/uautomizer/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-12-01 22:15:02,482 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-01 22:15:02,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:15:02,492 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-01 22:15:02,524 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 22:15:02,546 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-12-01 22:15:02,546 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 9 [2018-12-01 22:15:02,546 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-12-01 22:15:02,546 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-12-01 22:15:02,546 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=50, Unknown=0, NotChecked=0, Total=72 [2018-12-01 22:15:02,546 INFO L87 Difference]: Start difference. First operand 46 states and 52 transitions. Second operand 9 states. [2018-12-01 22:15:02,639 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-01 22:15:02,639 INFO L93 Difference]: Finished difference Result 64 states and 68 transitions. [2018-12-01 22:15:02,640 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-12-01 22:15:02,640 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 20 [2018-12-01 22:15:02,640 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-01 22:15:02,640 INFO L225 Difference]: With dead ends: 64 [2018-12-01 22:15:02,640 INFO L226 Difference]: Without dead ends: 58 [2018-12-01 22:15:02,641 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 17 SyntacticMatches, 1 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=35, Invalid=75, Unknown=0, NotChecked=0, Total=110 [2018-12-01 22:15:02,641 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 58 states. [2018-12-01 22:15:02,643 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 58 to 42. [2018-12-01 22:15:02,643 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 42 states. [2018-12-01 22:15:02,644 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 42 states and 45 transitions. [2018-12-01 22:15:02,644 INFO L78 Accepts]: Start accepts. Automaton has 42 states and 45 transitions. Word has length 20 [2018-12-01 22:15:02,644 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-01 22:15:02,644 INFO L480 AbstractCegarLoop]: Abstraction has 42 states and 45 transitions. [2018-12-01 22:15:02,644 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-12-01 22:15:02,644 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 45 transitions. [2018-12-01 22:15:02,645 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2018-12-01 22:15:02,645 INFO L394 BasicCegarLoop]: Found error trace [2018-12-01 22:15:02,645 INFO L402 BasicCegarLoop]: trace histogram [3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-01 22:15:02,646 INFO L423 AbstractCegarLoop]: === Iteration 9 === [fooErr0ASSERT_VIOLATIONARRAY_INDEX, fooErr1REQUIRES_VIOLATION, fooErr2REQUIRES_VIOLATION, mainErr4ENSURES_VIOLATIONMEMORY_LEAK, mainErr3REQUIRES_VIOLATION, mainErr1REQUIRES_VIOLATION, mainErr2REQUIRES_VIOLATION, mainErr0REQUIRES_VIOLATION]=== [2018-12-01 22:15:02,646 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-01 22:15:02,646 INFO L82 PathProgramCache]: Analyzing trace with hash -1483602424, now seen corresponding path program 2 times [2018-12-01 22:15:02,646 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-01 22:15:02,646 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-01 22:15:02,647 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 22:15:02,647 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-01 22:15:02,647 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 22:15:02,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:15:02,692 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 6 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-01 22:15:02,692 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-01 22:15:02,692 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_6177db05-1e8d-4ded-a528-334e99c03368/bin-2019/uautomizer/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-12-01 22:15:02,700 INFO L103 rtionOrderModulation]: Keeping assertion order OUTSIDE_LOOP_FIRST1 [2018-12-01 22:15:02,711 INFO L249 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2018-12-01 22:15:02,711 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2018-12-01 22:15:02,713 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-01 22:15:02,759 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 5 proven. 2 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-01 22:15:02,773 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-12-01 22:15:02,773 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 7] total 12 [2018-12-01 22:15:02,773 INFO L459 AbstractCegarLoop]: Interpolant automaton has 12 states [2018-12-01 22:15:02,773 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2018-12-01 22:15:02,774 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=101, Unknown=0, NotChecked=0, Total=132 [2018-12-01 22:15:02,774 INFO L87 Difference]: Start difference. First operand 42 states and 45 transitions. Second operand 12 states. [2018-12-01 22:15:02,902 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-01 22:15:02,902 INFO L93 Difference]: Finished difference Result 70 states and 73 transitions. [2018-12-01 22:15:02,902 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2018-12-01 22:15:02,902 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 21 [2018-12-01 22:15:02,902 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-01 22:15:02,903 INFO L225 Difference]: With dead ends: 70 [2018-12-01 22:15:02,903 INFO L226 Difference]: Without dead ends: 70 [2018-12-01 22:15:02,903 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 18 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=68, Invalid=172, Unknown=0, NotChecked=0, Total=240 [2018-12-01 22:15:02,903 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 70 states. [2018-12-01 22:15:02,905 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 70 to 58. [2018-12-01 22:15:02,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 58 states. [2018-12-01 22:15:02,905 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 58 states and 61 transitions. [2018-12-01 22:15:02,905 INFO L78 Accepts]: Start accepts. Automaton has 58 states and 61 transitions. Word has length 21 [2018-12-01 22:15:02,905 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-01 22:15:02,906 INFO L480 AbstractCegarLoop]: Abstraction has 58 states and 61 transitions. [2018-12-01 22:15:02,906 INFO L481 AbstractCegarLoop]: Interpolant automaton has 12 states. [2018-12-01 22:15:02,906 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 61 transitions. [2018-12-01 22:15:02,906 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2018-12-01 22:15:02,906 INFO L394 BasicCegarLoop]: Found error trace [2018-12-01 22:15:02,906 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-01 22:15:02,906 INFO L423 AbstractCegarLoop]: === Iteration 10 === [fooErr0ASSERT_VIOLATIONARRAY_INDEX, fooErr1REQUIRES_VIOLATION, fooErr2REQUIRES_VIOLATION, mainErr4ENSURES_VIOLATIONMEMORY_LEAK, mainErr3REQUIRES_VIOLATION, mainErr1REQUIRES_VIOLATION, mainErr2REQUIRES_VIOLATION, mainErr0REQUIRES_VIOLATION]=== [2018-12-01 22:15:02,906 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-01 22:15:02,907 INFO L82 PathProgramCache]: Analyzing trace with hash -523456177, now seen corresponding path program 2 times [2018-12-01 22:15:02,907 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-01 22:15:02,907 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-01 22:15:02,907 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 22:15:02,907 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-12-01 22:15:02,907 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 22:15:02,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:15:02,927 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-12-01 22:15:02,928 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-01 22:15:02,928 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-12-01 22:15:02,928 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-12-01 22:15:02,928 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-12-01 22:15:02,928 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-01 22:15:02,928 INFO L87 Difference]: Start difference. First operand 58 states and 61 transitions. Second operand 3 states. [2018-12-01 22:15:02,943 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-01 22:15:02,943 INFO L93 Difference]: Finished difference Result 62 states and 65 transitions. [2018-12-01 22:15:02,943 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-12-01 22:15:02,943 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 25 [2018-12-01 22:15:02,943 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-01 22:15:02,944 INFO L225 Difference]: With dead ends: 62 [2018-12-01 22:15:02,944 INFO L226 Difference]: Without dead ends: 62 [2018-12-01 22:15:02,944 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-01 22:15:02,945 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 62 states. [2018-12-01 22:15:02,947 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 62 to 60. [2018-12-01 22:15:02,947 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 60 states. [2018-12-01 22:15:02,948 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 60 states and 63 transitions. [2018-12-01 22:15:02,948 INFO L78 Accepts]: Start accepts. Automaton has 60 states and 63 transitions. Word has length 25 [2018-12-01 22:15:02,948 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-01 22:15:02,948 INFO L480 AbstractCegarLoop]: Abstraction has 60 states and 63 transitions. [2018-12-01 22:15:02,948 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-12-01 22:15:02,949 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 63 transitions. [2018-12-01 22:15:02,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2018-12-01 22:15:02,949 INFO L394 BasicCegarLoop]: Found error trace [2018-12-01 22:15:02,949 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-01 22:15:02,950 INFO L423 AbstractCegarLoop]: === Iteration 11 === [fooErr0ASSERT_VIOLATIONARRAY_INDEX, fooErr1REQUIRES_VIOLATION, fooErr2REQUIRES_VIOLATION, mainErr4ENSURES_VIOLATIONMEMORY_LEAK, mainErr3REQUIRES_VIOLATION, mainErr1REQUIRES_VIOLATION, mainErr2REQUIRES_VIOLATION, mainErr0REQUIRES_VIOLATION]=== [2018-12-01 22:15:02,950 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-01 22:15:02,950 INFO L82 PathProgramCache]: Analyzing trace with hash 2020089664, now seen corresponding path program 1 times [2018-12-01 22:15:02,950 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-01 22:15:02,950 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-01 22:15:02,951 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 22:15:02,951 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-12-01 22:15:02,951 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 22:15:02,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:15:02,994 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 1 proven. 5 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2018-12-01 22:15:02,994 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-01 22:15:02,994 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_6177db05-1e8d-4ded-a528-334e99c03368/bin-2019/uautomizer/z3 Starting monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-12-01 22:15:03,000 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-01 22:15:03,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:15:03,011 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-01 22:15:03,029 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-12-01 22:15:03,053 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-12-01 22:15:03,053 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 4] total 10 [2018-12-01 22:15:03,054 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-12-01 22:15:03,054 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-12-01 22:15:03,054 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=66, Unknown=0, NotChecked=0, Total=90 [2018-12-01 22:15:03,054 INFO L87 Difference]: Start difference. First operand 60 states and 63 transitions. Second operand 10 states. [2018-12-01 22:15:03,137 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-01 22:15:03,137 INFO L93 Difference]: Finished difference Result 74 states and 78 transitions. [2018-12-01 22:15:03,138 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2018-12-01 22:15:03,138 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 31 [2018-12-01 22:15:03,138 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-01 22:15:03,138 INFO L225 Difference]: With dead ends: 74 [2018-12-01 22:15:03,138 INFO L226 Difference]: Without dead ends: 74 [2018-12-01 22:15:03,139 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 44 GetRequests, 32 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 23 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=49, Invalid=133, Unknown=0, NotChecked=0, Total=182 [2018-12-01 22:15:03,139 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 74 states. [2018-12-01 22:15:03,141 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 74 to 49. [2018-12-01 22:15:03,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 49 states. [2018-12-01 22:15:03,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 49 states and 50 transitions. [2018-12-01 22:15:03,141 INFO L78 Accepts]: Start accepts. Automaton has 49 states and 50 transitions. Word has length 31 [2018-12-01 22:15:03,141 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-01 22:15:03,142 INFO L480 AbstractCegarLoop]: Abstraction has 49 states and 50 transitions. [2018-12-01 22:15:03,142 INFO L481 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-12-01 22:15:03,142 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 50 transitions. [2018-12-01 22:15:03,142 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2018-12-01 22:15:03,142 INFO L394 BasicCegarLoop]: Found error trace [2018-12-01 22:15:03,142 INFO L402 BasicCegarLoop]: trace histogram [5, 4, 4, 4, 4, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-01 22:15:03,143 INFO L423 AbstractCegarLoop]: === Iteration 12 === [fooErr0ASSERT_VIOLATIONARRAY_INDEX, fooErr1REQUIRES_VIOLATION, fooErr2REQUIRES_VIOLATION, mainErr4ENSURES_VIOLATIONMEMORY_LEAK, mainErr3REQUIRES_VIOLATION, mainErr1REQUIRES_VIOLATION, mainErr2REQUIRES_VIOLATION, mainErr0REQUIRES_VIOLATION]=== [2018-12-01 22:15:03,143 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-01 22:15:03,143 INFO L82 PathProgramCache]: Analyzing trace with hash -1710006518, now seen corresponding path program 1 times [2018-12-01 22:15:03,143 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-01 22:15:03,143 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-01 22:15:03,144 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 22:15:03,144 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-01 22:15:03,144 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 22:15:03,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:15:03,200 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 27 proven. 9 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-12-01 22:15:03,200 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-01 22:15:03,200 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_6177db05-1e8d-4ded-a528-334e99c03368/bin-2019/uautomizer/z3 Starting monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-12-01 22:15:03,206 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-01 22:15:03,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:15:03,222 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-01 22:15:03,230 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 27 proven. 9 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-12-01 22:15:03,245 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-12-01 22:15:03,245 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4] total 4 [2018-12-01 22:15:03,245 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-12-01 22:15:03,245 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-12-01 22:15:03,246 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-12-01 22:15:03,246 INFO L87 Difference]: Start difference. First operand 49 states and 50 transitions. Second operand 5 states. [2018-12-01 22:15:03,277 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-01 22:15:03,277 INFO L93 Difference]: Finished difference Result 60 states and 62 transitions. [2018-12-01 22:15:03,277 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-12-01 22:15:03,277 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 42 [2018-12-01 22:15:03,277 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-01 22:15:03,278 INFO L225 Difference]: With dead ends: 60 [2018-12-01 22:15:03,278 INFO L226 Difference]: Without dead ends: 60 [2018-12-01 22:15:03,278 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 46 GetRequests, 40 SyntacticMatches, 3 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-12-01 22:15:03,278 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 60 states. [2018-12-01 22:15:03,279 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 60 to 54. [2018-12-01 22:15:03,280 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 54 states. [2018-12-01 22:15:03,280 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 54 states and 56 transitions. [2018-12-01 22:15:03,280 INFO L78 Accepts]: Start accepts. Automaton has 54 states and 56 transitions. Word has length 42 [2018-12-01 22:15:03,280 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-01 22:15:03,280 INFO L480 AbstractCegarLoop]: Abstraction has 54 states and 56 transitions. [2018-12-01 22:15:03,280 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-12-01 22:15:03,280 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 56 transitions. [2018-12-01 22:15:03,281 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-12-01 22:15:03,281 INFO L394 BasicCegarLoop]: Found error trace [2018-12-01 22:15:03,281 INFO L402 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-01 22:15:03,281 INFO L423 AbstractCegarLoop]: === Iteration 13 === [fooErr0ASSERT_VIOLATIONARRAY_INDEX, fooErr1REQUIRES_VIOLATION, fooErr2REQUIRES_VIOLATION, mainErr4ENSURES_VIOLATIONMEMORY_LEAK, mainErr3REQUIRES_VIOLATION, mainErr1REQUIRES_VIOLATION, mainErr2REQUIRES_VIOLATION, mainErr0REQUIRES_VIOLATION]=== [2018-12-01 22:15:03,281 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-01 22:15:03,282 INFO L82 PathProgramCache]: Analyzing trace with hash -1860847279, now seen corresponding path program 1 times [2018-12-01 22:15:03,282 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-01 22:15:03,282 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-01 22:15:03,282 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 22:15:03,282 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-01 22:15:03,282 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 22:15:03,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:15:03,374 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 4 proven. 42 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-12-01 22:15:03,374 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-01 22:15:03,374 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_6177db05-1e8d-4ded-a528-334e99c03368/bin-2019/uautomizer/z3 Starting monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-12-01 22:15:03,382 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-01 22:15:03,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:15:03,396 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-01 22:15:03,444 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 32 proven. 7 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-12-01 22:15:03,459 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-12-01 22:15:03,459 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 8] total 15 [2018-12-01 22:15:03,460 INFO L459 AbstractCegarLoop]: Interpolant automaton has 15 states [2018-12-01 22:15:03,460 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2018-12-01 22:15:03,460 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=43, Invalid=167, Unknown=0, NotChecked=0, Total=210 [2018-12-01 22:15:03,460 INFO L87 Difference]: Start difference. First operand 54 states and 56 transitions. Second operand 15 states. [2018-12-01 22:15:03,593 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-01 22:15:03,593 INFO L93 Difference]: Finished difference Result 62 states and 63 transitions. [2018-12-01 22:15:03,593 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2018-12-01 22:15:03,593 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 46 [2018-12-01 22:15:03,593 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-01 22:15:03,593 INFO L225 Difference]: With dead ends: 62 [2018-12-01 22:15:03,593 INFO L226 Difference]: Without dead ends: 59 [2018-12-01 22:15:03,594 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 63 GetRequests, 45 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 48 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=92, Invalid=288, Unknown=0, NotChecked=0, Total=380 [2018-12-01 22:15:03,594 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 59 states. [2018-12-01 22:15:03,595 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 59 to 54. [2018-12-01 22:15:03,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 54 states. [2018-12-01 22:15:03,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 54 states and 55 transitions. [2018-12-01 22:15:03,596 INFO L78 Accepts]: Start accepts. Automaton has 54 states and 55 transitions. Word has length 46 [2018-12-01 22:15:03,596 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-01 22:15:03,596 INFO L480 AbstractCegarLoop]: Abstraction has 54 states and 55 transitions. [2018-12-01 22:15:03,596 INFO L481 AbstractCegarLoop]: Interpolant automaton has 15 states. [2018-12-01 22:15:03,596 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 55 transitions. [2018-12-01 22:15:03,597 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-12-01 22:15:03,597 INFO L394 BasicCegarLoop]: Found error trace [2018-12-01 22:15:03,597 INFO L402 BasicCegarLoop]: trace histogram [6, 5, 5, 5, 5, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-01 22:15:03,598 INFO L423 AbstractCegarLoop]: === Iteration 14 === [fooErr0ASSERT_VIOLATIONARRAY_INDEX, fooErr1REQUIRES_VIOLATION, fooErr2REQUIRES_VIOLATION, mainErr4ENSURES_VIOLATIONMEMORY_LEAK, mainErr3REQUIRES_VIOLATION, mainErr1REQUIRES_VIOLATION, mainErr2REQUIRES_VIOLATION, mainErr0REQUIRES_VIOLATION]=== [2018-12-01 22:15:03,598 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-01 22:15:03,598 INFO L82 PathProgramCache]: Analyzing trace with hash -374076379, now seen corresponding path program 2 times [2018-12-01 22:15:03,598 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-01 22:15:03,598 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-01 22:15:03,598 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 22:15:03,598 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-01 22:15:03,599 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 22:15:03,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:15:03,668 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 55 proven. 7 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-12-01 22:15:03,669 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-01 22:15:03,669 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_6177db05-1e8d-4ded-a528-334e99c03368/bin-2019/uautomizer/z3 Starting monitored process 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-12-01 22:15:03,675 INFO L103 rtionOrderModulation]: Keeping assertion order OUTSIDE_LOOP_FIRST1 [2018-12-01 22:15:03,689 INFO L249 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2018-12-01 22:15:03,689 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2018-12-01 22:15:03,690 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-01 22:15:03,746 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 60 proven. 2 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2018-12-01 22:15:03,761 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-12-01 22:15:03,761 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 9] total 15 [2018-12-01 22:15:03,762 INFO L459 AbstractCegarLoop]: Interpolant automaton has 15 states [2018-12-01 22:15:03,762 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2018-12-01 22:15:03,762 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=154, Unknown=0, NotChecked=0, Total=210 [2018-12-01 22:15:03,762 INFO L87 Difference]: Start difference. First operand 54 states and 55 transitions. Second operand 15 states. [2018-12-01 22:15:03,860 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-01 22:15:03,860 INFO L93 Difference]: Finished difference Result 83 states and 84 transitions. [2018-12-01 22:15:03,860 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2018-12-01 22:15:03,860 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 47 [2018-12-01 22:15:03,860 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-01 22:15:03,861 INFO L225 Difference]: With dead ends: 83 [2018-12-01 22:15:03,861 INFO L226 Difference]: Without dead ends: 83 [2018-12-01 22:15:03,861 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 61 GetRequests, 43 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 38 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=113, Invalid=267, Unknown=0, NotChecked=0, Total=380 [2018-12-01 22:15:03,861 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 83 states. [2018-12-01 22:15:03,862 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 83 to 78. [2018-12-01 22:15:03,863 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 78 states. [2018-12-01 22:15:03,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 78 states and 79 transitions. [2018-12-01 22:15:03,863 INFO L78 Accepts]: Start accepts. Automaton has 78 states and 79 transitions. Word has length 47 [2018-12-01 22:15:03,863 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-01 22:15:03,863 INFO L480 AbstractCegarLoop]: Abstraction has 78 states and 79 transitions. [2018-12-01 22:15:03,863 INFO L481 AbstractCegarLoop]: Interpolant automaton has 15 states. [2018-12-01 22:15:03,863 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 79 transitions. [2018-12-01 22:15:03,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-12-01 22:15:03,864 INFO L394 BasicCegarLoop]: Found error trace [2018-12-01 22:15:03,864 INFO L402 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-01 22:15:03,864 INFO L423 AbstractCegarLoop]: === Iteration 15 === [fooErr0ASSERT_VIOLATIONARRAY_INDEX, fooErr1REQUIRES_VIOLATION, fooErr2REQUIRES_VIOLATION, mainErr4ENSURES_VIOLATIONMEMORY_LEAK, mainErr3REQUIRES_VIOLATION, mainErr1REQUIRES_VIOLATION, mainErr2REQUIRES_VIOLATION, mainErr0REQUIRES_VIOLATION]=== [2018-12-01 22:15:03,864 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-01 22:15:03,864 INFO L82 PathProgramCache]: Analyzing trace with hash -1743494932, now seen corresponding path program 2 times [2018-12-01 22:15:03,864 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-01 22:15:03,865 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-01 22:15:03,865 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 22:15:03,865 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-12-01 22:15:03,865 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 22:15:03,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:15:03,909 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 65 trivial. 0 not checked. [2018-12-01 22:15:03,909 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-01 22:15:03,909 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_6177db05-1e8d-4ded-a528-334e99c03368/bin-2019/uautomizer/z3 Starting monitored process 9 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 9 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-12-01 22:15:03,915 INFO L103 rtionOrderModulation]: Keeping assertion order OUTSIDE_LOOP_FIRST1 [2018-12-01 22:15:03,929 INFO L249 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2018-12-01 22:15:03,929 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2018-12-01 22:15:03,931 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-01 22:15:03,961 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 1 [2018-12-01 22:15:03,962 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-12-01 22:15:03,968 INFO L478 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 12 [2018-12-01 22:15:03,970 INFO L701 Elim1Store]: detected not equals via solver [2018-12-01 22:15:03,971 INFO L478 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 21 [2018-12-01 22:15:03,971 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-12-01 22:15:03,981 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-01 22:15:03,986 INFO L267 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. [2018-12-01 22:15:03,986 INFO L202 ElimStorePlain]: Needed 4 recursive calls to eliminate 3 variables, input treesize:24, output treesize:17 [2018-12-01 22:15:04,076 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 65 trivial. 0 not checked. [2018-12-01 22:15:04,091 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-12-01 22:15:04,091 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4] total 7 [2018-12-01 22:15:04,091 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-12-01 22:15:04,091 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-12-01 22:15:04,091 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2018-12-01 22:15:04,091 INFO L87 Difference]: Start difference. First operand 78 states and 79 transitions. Second operand 8 states. [2018-12-01 22:15:04,167 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-01 22:15:04,167 INFO L93 Difference]: Finished difference Result 82 states and 83 transitions. [2018-12-01 22:15:04,168 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-12-01 22:15:04,168 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 51 [2018-12-01 22:15:04,168 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-01 22:15:04,168 INFO L225 Difference]: With dead ends: 82 [2018-12-01 22:15:04,168 INFO L226 Difference]: Without dead ends: 82 [2018-12-01 22:15:04,168 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 57 GetRequests, 45 SyntacticMatches, 4 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=28, Invalid=62, Unknown=0, NotChecked=0, Total=90 [2018-12-01 22:15:04,169 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 82 states. [2018-12-01 22:15:04,170 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 82 to 80. [2018-12-01 22:15:04,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 80 states. [2018-12-01 22:15:04,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 80 states and 81 transitions. [2018-12-01 22:15:04,170 INFO L78 Accepts]: Start accepts. Automaton has 80 states and 81 transitions. Word has length 51 [2018-12-01 22:15:04,170 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-01 22:15:04,170 INFO L480 AbstractCegarLoop]: Abstraction has 80 states and 81 transitions. [2018-12-01 22:15:04,170 INFO L481 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-12-01 22:15:04,170 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 81 transitions. [2018-12-01 22:15:04,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2018-12-01 22:15:04,171 INFO L394 BasicCegarLoop]: Found error trace [2018-12-01 22:15:04,171 INFO L402 BasicCegarLoop]: trace histogram [9, 8, 8, 8, 8, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1] [2018-12-01 22:15:04,171 INFO L423 AbstractCegarLoop]: === Iteration 16 === [fooErr0ASSERT_VIOLATIONARRAY_INDEX, fooErr1REQUIRES_VIOLATION, fooErr2REQUIRES_VIOLATION, mainErr4ENSURES_VIOLATIONMEMORY_LEAK, mainErr3REQUIRES_VIOLATION, mainErr1REQUIRES_VIOLATION, mainErr2REQUIRES_VIOLATION, mainErr0REQUIRES_VIOLATION]=== [2018-12-01 22:15:04,171 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-01 22:15:04,172 INFO L82 PathProgramCache]: Analyzing trace with hash 1240037378, now seen corresponding path program 3 times [2018-12-01 22:15:04,172 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-01 22:15:04,172 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-01 22:15:04,172 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 22:15:04,172 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-12-01 22:15:04,172 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 22:15:04,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:15:04,226 INFO L134 CoverageAnalysis]: Checked inductivity of 191 backedges. 104 proven. 13 refuted. 0 times theorem prover too weak. 74 trivial. 0 not checked. [2018-12-01 22:15:04,226 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-01 22:15:04,226 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_6177db05-1e8d-4ded-a528-334e99c03368/bin-2019/uautomizer/z3 Starting monitored process 10 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 10 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-12-01 22:15:04,232 INFO L103 rtionOrderModulation]: Keeping assertion order OUTSIDE_LOOP_FIRST2 [2018-12-01 22:15:04,245 INFO L249 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2018-12-01 22:15:04,245 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2018-12-01 22:15:04,247 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-01 22:15:04,260 INFO L134 CoverageAnalysis]: Checked inductivity of 191 backedges. 104 proven. 13 refuted. 0 times theorem prover too weak. 74 trivial. 0 not checked. [2018-12-01 22:15:04,275 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-12-01 22:15:04,275 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9] total 10 [2018-12-01 22:15:04,275 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2018-12-01 22:15:04,275 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2018-12-01 22:15:04,275 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=82, Unknown=0, NotChecked=0, Total=110 [2018-12-01 22:15:04,275 INFO L87 Difference]: Start difference. First operand 80 states and 81 transitions. Second operand 11 states. [2018-12-01 22:15:04,345 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-01 22:15:04,345 INFO L93 Difference]: Finished difference Result 110 states and 112 transitions. [2018-12-01 22:15:04,345 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2018-12-01 22:15:04,345 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 73 [2018-12-01 22:15:04,345 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-01 22:15:04,345 INFO L225 Difference]: With dead ends: 110 [2018-12-01 22:15:04,346 INFO L226 Difference]: Without dead ends: 110 [2018-12-01 22:15:04,346 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 84 GetRequests, 72 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=49, Invalid=133, Unknown=0, NotChecked=0, Total=182 [2018-12-01 22:15:04,346 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 110 states. [2018-12-01 22:15:04,347 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 110 to 104. [2018-12-01 22:15:04,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 104 states. [2018-12-01 22:15:04,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 104 states and 106 transitions. [2018-12-01 22:15:04,348 INFO L78 Accepts]: Start accepts. Automaton has 104 states and 106 transitions. Word has length 73 [2018-12-01 22:15:04,348 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-01 22:15:04,348 INFO L480 AbstractCegarLoop]: Abstraction has 104 states and 106 transitions. [2018-12-01 22:15:04,348 INFO L481 AbstractCegarLoop]: Interpolant automaton has 11 states. [2018-12-01 22:15:04,348 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 106 transitions. [2018-12-01 22:15:04,348 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2018-12-01 22:15:04,349 INFO L394 BasicCegarLoop]: Found error trace [2018-12-01 22:15:04,349 INFO L402 BasicCegarLoop]: trace histogram [8, 8, 8, 8, 8, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1] [2018-12-01 22:15:04,349 INFO L423 AbstractCegarLoop]: === Iteration 17 === [fooErr0ASSERT_VIOLATIONARRAY_INDEX, fooErr1REQUIRES_VIOLATION, fooErr2REQUIRES_VIOLATION, mainErr4ENSURES_VIOLATIONMEMORY_LEAK, mainErr3REQUIRES_VIOLATION, mainErr1REQUIRES_VIOLATION, mainErr2REQUIRES_VIOLATION, mainErr0REQUIRES_VIOLATION]=== [2018-12-01 22:15:04,349 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-01 22:15:04,349 INFO L82 PathProgramCache]: Analyzing trace with hash -976841143, now seen corresponding path program 3 times [2018-12-01 22:15:04,349 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-01 22:15:04,349 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-01 22:15:04,349 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 22:15:04,350 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-12-01 22:15:04,350 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 22:15:04,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:15:04,433 INFO L134 CoverageAnalysis]: Checked inductivity of 193 backedges. 69 proven. 103 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2018-12-01 22:15:04,433 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-01 22:15:04,433 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_6177db05-1e8d-4ded-a528-334e99c03368/bin-2019/uautomizer/z3 Starting monitored process 11 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 11 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-12-01 22:15:04,439 INFO L103 rtionOrderModulation]: Keeping assertion order OUTSIDE_LOOP_FIRST2 [2018-12-01 22:15:04,450 INFO L249 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) [2018-12-01 22:15:04,451 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2018-12-01 22:15:04,452 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-01 22:15:04,460 INFO L478 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 1 [2018-12-01 22:15:04,460 INFO L267 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2018-12-01 22:15:04,467 INFO L478 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 12 [2018-12-01 22:15:04,469 INFO L701 Elim1Store]: detected not equals via solver [2018-12-01 22:15:04,470 INFO L478 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 0 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 21 [2018-12-01 22:15:04,470 INFO L267 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2018-12-01 22:15:04,477 INFO L267 ElimStorePlain]: Start of recursive call 3: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2018-12-01 22:15:04,480 INFO L267 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. [2018-12-01 22:15:04,481 INFO L202 ElimStorePlain]: Needed 4 recursive calls to eliminate 3 variables, input treesize:21, output treesize:14 [2018-12-01 22:15:04,673 INFO L134 CoverageAnalysis]: Checked inductivity of 193 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 183 trivial. 0 not checked. [2018-12-01 22:15:04,688 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-12-01 22:15:04,688 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [14] total 19 [2018-12-01 22:15:04,688 INFO L459 AbstractCegarLoop]: Interpolant automaton has 19 states [2018-12-01 22:15:04,689 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2018-12-01 22:15:04,689 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=60, Invalid=282, Unknown=0, NotChecked=0, Total=342 [2018-12-01 22:15:04,689 INFO L87 Difference]: Start difference. First operand 104 states and 106 transitions. Second operand 19 states. [2018-12-01 22:15:04,937 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-01 22:15:04,937 INFO L93 Difference]: Finished difference Result 127 states and 129 transitions. [2018-12-01 22:15:04,937 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2018-12-01 22:15:04,937 INFO L78 Accepts]: Start accepts. Automaton has 19 states. Word has length 77 [2018-12-01 22:15:04,938 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-01 22:15:04,938 INFO L225 Difference]: With dead ends: 127 [2018-12-01 22:15:04,938 INFO L226 Difference]: Without dead ends: 121 [2018-12-01 22:15:04,939 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 103 GetRequests, 71 SyntacticMatches, 5 SemanticMatches, 27 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 172 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=166, Invalid=646, Unknown=0, NotChecked=0, Total=812 [2018-12-01 22:15:04,939 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 121 states. [2018-12-01 22:15:04,940 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 121 to 112. [2018-12-01 22:15:04,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 112 states. [2018-12-01 22:15:04,941 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 112 states and 114 transitions. [2018-12-01 22:15:04,941 INFO L78 Accepts]: Start accepts. Automaton has 112 states and 114 transitions. Word has length 77 [2018-12-01 22:15:04,941 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-01 22:15:04,941 INFO L480 AbstractCegarLoop]: Abstraction has 112 states and 114 transitions. [2018-12-01 22:15:04,941 INFO L481 AbstractCegarLoop]: Interpolant automaton has 19 states. [2018-12-01 22:15:04,941 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 114 transitions. [2018-12-01 22:15:04,942 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2018-12-01 22:15:04,942 INFO L394 BasicCegarLoop]: Found error trace [2018-12-01 22:15:04,942 INFO L402 BasicCegarLoop]: trace histogram [13, 12, 12, 12, 12, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1] [2018-12-01 22:15:04,942 INFO L423 AbstractCegarLoop]: === Iteration 18 === [fooErr0ASSERT_VIOLATIONARRAY_INDEX, fooErr1REQUIRES_VIOLATION, fooErr2REQUIRES_VIOLATION, mainErr4ENSURES_VIOLATIONMEMORY_LEAK, mainErr3REQUIRES_VIOLATION, mainErr1REQUIRES_VIOLATION, mainErr2REQUIRES_VIOLATION, mainErr0REQUIRES_VIOLATION]=== [2018-12-01 22:15:04,943 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-01 22:15:04,943 INFO L82 PathProgramCache]: Analyzing trace with hash -1811005430, now seen corresponding path program 4 times [2018-12-01 22:15:04,943 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-01 22:15:04,943 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-01 22:15:04,943 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 22:15:04,943 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-12-01 22:15:04,943 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 22:15:04,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:15:04,978 INFO L134 CoverageAnalysis]: Checked inductivity of 435 backedges. 165 proven. 21 refuted. 0 times theorem prover too weak. 249 trivial. 0 not checked. [2018-12-01 22:15:04,978 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-01 22:15:04,978 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_6177db05-1e8d-4ded-a528-334e99c03368/bin-2019/uautomizer/z3 Starting monitored process 12 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 12 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-12-01 22:15:04,985 INFO L103 rtionOrderModulation]: Keeping assertion order TERMS_WITH_SMALL_CONSTANTS_FIRST [2018-12-01 22:15:05,012 INFO L249 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2018-12-01 22:15:05,012 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2018-12-01 22:15:05,015 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-01 22:15:05,034 INFO L134 CoverageAnalysis]: Checked inductivity of 435 backedges. 165 proven. 21 refuted. 0 times theorem prover too weak. 249 trivial. 0 not checked. [2018-12-01 22:15:05,050 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-12-01 22:15:05,050 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5] total 9 [2018-12-01 22:15:05,050 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-12-01 22:15:05,050 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-12-01 22:15:05,051 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=60, Unknown=0, NotChecked=0, Total=90 [2018-12-01 22:15:05,051 INFO L87 Difference]: Start difference. First operand 112 states and 114 transitions. Second operand 10 states. [2018-12-01 22:15:05,098 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-01 22:15:05,098 INFO L93 Difference]: Finished difference Result 120 states and 122 transitions. [2018-12-01 22:15:05,098 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-12-01 22:15:05,099 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 104 [2018-12-01 22:15:05,099 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-01 22:15:05,099 INFO L225 Difference]: With dead ends: 120 [2018-12-01 22:15:05,099 INFO L226 Difference]: Without dead ends: 120 [2018-12-01 22:15:05,099 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 109 GetRequests, 100 SyntacticMatches, 1 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 22 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=30, Invalid=60, Unknown=0, NotChecked=0, Total=90 [2018-12-01 22:15:05,099 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 120 states. [2018-12-01 22:15:05,101 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 120 to 113. [2018-12-01 22:15:05,101 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 113 states. [2018-12-01 22:15:05,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 113 states and 115 transitions. [2018-12-01 22:15:05,101 INFO L78 Accepts]: Start accepts. Automaton has 113 states and 115 transitions. Word has length 104 [2018-12-01 22:15:05,101 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-01 22:15:05,101 INFO L480 AbstractCegarLoop]: Abstraction has 113 states and 115 transitions. [2018-12-01 22:15:05,101 INFO L481 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-12-01 22:15:05,101 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 115 transitions. [2018-12-01 22:15:05,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2018-12-01 22:15:05,102 INFO L394 BasicCegarLoop]: Found error trace [2018-12-01 22:15:05,102 INFO L402 BasicCegarLoop]: trace histogram [14, 13, 13, 13, 13, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1] [2018-12-01 22:15:05,102 INFO L423 AbstractCegarLoop]: === Iteration 19 === [fooErr0ASSERT_VIOLATIONARRAY_INDEX, fooErr1REQUIRES_VIOLATION, fooErr2REQUIRES_VIOLATION, mainErr4ENSURES_VIOLATIONMEMORY_LEAK, mainErr3REQUIRES_VIOLATION, mainErr1REQUIRES_VIOLATION, mainErr2REQUIRES_VIOLATION, mainErr0REQUIRES_VIOLATION]=== [2018-12-01 22:15:05,102 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-01 22:15:05,102 INFO L82 PathProgramCache]: Analyzing trace with hash 241027877, now seen corresponding path program 5 times [2018-12-01 22:15:05,103 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-01 22:15:05,103 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-01 22:15:05,103 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 22:15:05,103 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-12-01 22:15:05,103 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 22:15:05,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:15:05,184 INFO L134 CoverageAnalysis]: Checked inductivity of 500 backedges. 250 proven. 28 refuted. 0 times theorem prover too weak. 222 trivial. 0 not checked. [2018-12-01 22:15:05,185 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-01 22:15:05,185 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_6177db05-1e8d-4ded-a528-334e99c03368/bin-2019/uautomizer/z3 Starting monitored process 13 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 13 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-12-01 22:15:05,191 INFO L103 rtionOrderModulation]: Keeping assertion order INSIDE_LOOP_FIRST1 [2018-12-01 22:15:05,218 INFO L249 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 6 check-sat command(s) [2018-12-01 22:15:05,218 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2018-12-01 22:15:05,220 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-01 22:15:05,264 INFO L134 CoverageAnalysis]: Checked inductivity of 500 backedges. 213 proven. 38 refuted. 0 times theorem prover too weak. 249 trivial. 0 not checked. [2018-12-01 22:15:05,280 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-12-01 22:15:05,280 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 7] total 18 [2018-12-01 22:15:05,280 INFO L459 AbstractCegarLoop]: Interpolant automaton has 19 states [2018-12-01 22:15:05,281 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2018-12-01 22:15:05,281 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=285, Unknown=0, NotChecked=0, Total=342 [2018-12-01 22:15:05,281 INFO L87 Difference]: Start difference. First operand 113 states and 115 transitions. Second operand 19 states. [2018-12-01 22:15:05,488 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-01 22:15:05,488 INFO L93 Difference]: Finished difference Result 175 states and 181 transitions. [2018-12-01 22:15:05,489 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2018-12-01 22:15:05,489 INFO L78 Accepts]: Start accepts. Automaton has 19 states. Word has length 109 [2018-12-01 22:15:05,489 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-01 22:15:05,490 INFO L225 Difference]: With dead ends: 175 [2018-12-01 22:15:05,490 INFO L226 Difference]: Without dead ends: 175 [2018-12-01 22:15:05,490 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 128 GetRequests, 104 SyntacticMatches, 0 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 105 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=118, Invalid=532, Unknown=0, NotChecked=0, Total=650 [2018-12-01 22:15:05,490 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 175 states. [2018-12-01 22:15:05,492 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 175 to 149. [2018-12-01 22:15:05,492 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 149 states. [2018-12-01 22:15:05,493 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 149 states and 153 transitions. [2018-12-01 22:15:05,493 INFO L78 Accepts]: Start accepts. Automaton has 149 states and 153 transitions. Word has length 109 [2018-12-01 22:15:05,493 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-01 22:15:05,493 INFO L480 AbstractCegarLoop]: Abstraction has 149 states and 153 transitions. [2018-12-01 22:15:05,493 INFO L481 AbstractCegarLoop]: Interpolant automaton has 19 states. [2018-12-01 22:15:05,494 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 153 transitions. [2018-12-01 22:15:05,495 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2018-12-01 22:15:05,495 INFO L394 BasicCegarLoop]: Found error trace [2018-12-01 22:15:05,495 INFO L402 BasicCegarLoop]: trace histogram [19, 18, 18, 18, 18, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 1, 1, 1, 1, 1, 1, 1] [2018-12-01 22:15:05,495 INFO L423 AbstractCegarLoop]: === Iteration 20 === [fooErr0ASSERT_VIOLATIONARRAY_INDEX, fooErr1REQUIRES_VIOLATION, fooErr2REQUIRES_VIOLATION, mainErr4ENSURES_VIOLATIONMEMORY_LEAK, mainErr3REQUIRES_VIOLATION, mainErr1REQUIRES_VIOLATION, mainErr2REQUIRES_VIOLATION, mainErr0REQUIRES_VIOLATION]=== [2018-12-01 22:15:05,495 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-01 22:15:05,495 INFO L82 PathProgramCache]: Analyzing trace with hash -937043486, now seen corresponding path program 6 times [2018-12-01 22:15:05,495 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-01 22:15:05,495 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-01 22:15:05,496 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 22:15:05,496 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-12-01 22:15:05,496 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 22:15:05,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:15:05,632 INFO L134 CoverageAnalysis]: Checked inductivity of 955 backedges. 553 proven. 153 refuted. 0 times theorem prover too weak. 249 trivial. 0 not checked. [2018-12-01 22:15:05,632 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-01 22:15:05,632 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_6177db05-1e8d-4ded-a528-334e99c03368/bin-2019/uautomizer/z3 Starting monitored process 14 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 14 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-12-01 22:15:05,641 INFO L103 rtionOrderModulation]: Keeping assertion order MIX_INSIDE_OUTSIDE [2018-12-01 22:15:05,677 INFO L249 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 7 check-sat command(s) [2018-12-01 22:15:05,678 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2018-12-01 22:15:05,680 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-01 22:15:05,758 INFO L134 CoverageAnalysis]: Checked inductivity of 955 backedges. 396 proven. 49 refuted. 0 times theorem prover too weak. 510 trivial. 0 not checked. [2018-12-01 22:15:05,773 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-12-01 22:15:05,773 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [18, 11] total 26 [2018-12-01 22:15:05,774 INFO L459 AbstractCegarLoop]: Interpolant automaton has 26 states [2018-12-01 22:15:05,774 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 26 interpolants. [2018-12-01 22:15:05,774 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=92, Invalid=558, Unknown=0, NotChecked=0, Total=650 [2018-12-01 22:15:05,774 INFO L87 Difference]: Start difference. First operand 149 states and 153 transitions. Second operand 26 states. [2018-12-01 22:15:06,400 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-01 22:15:06,400 INFO L93 Difference]: Finished difference Result 250 states and 256 transitions. [2018-12-01 22:15:06,400 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2018-12-01 22:15:06,400 INFO L78 Accepts]: Start accepts. Automaton has 26 states. Word has length 145 [2018-12-01 22:15:06,400 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-01 22:15:06,401 INFO L225 Difference]: With dead ends: 250 [2018-12-01 22:15:06,401 INFO L226 Difference]: Without dead ends: 250 [2018-12-01 22:15:06,402 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 194 GetRequests, 138 SyntacticMatches, 0 SemanticMatches, 56 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 803 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=644, Invalid=2662, Unknown=0, NotChecked=0, Total=3306 [2018-12-01 22:15:06,402 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 250 states. [2018-12-01 22:15:06,405 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 250 to 204. [2018-12-01 22:15:06,405 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 204 states. [2018-12-01 22:15:06,406 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 204 states to 204 states and 209 transitions. [2018-12-01 22:15:06,406 INFO L78 Accepts]: Start accepts. Automaton has 204 states and 209 transitions. Word has length 145 [2018-12-01 22:15:06,406 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-01 22:15:06,406 INFO L480 AbstractCegarLoop]: Abstraction has 204 states and 209 transitions. [2018-12-01 22:15:06,406 INFO L481 AbstractCegarLoop]: Interpolant automaton has 26 states. [2018-12-01 22:15:06,406 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 209 transitions. [2018-12-01 22:15:06,408 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 187 [2018-12-01 22:15:06,408 INFO L394 BasicCegarLoop]: Found error trace [2018-12-01 22:15:06,408 INFO L402 BasicCegarLoop]: trace histogram [25, 24, 24, 24, 24, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 1, 1, 1, 1, 1, 1, 1] [2018-12-01 22:15:06,408 INFO L423 AbstractCegarLoop]: === Iteration 21 === [fooErr0ASSERT_VIOLATIONARRAY_INDEX, fooErr1REQUIRES_VIOLATION, fooErr2REQUIRES_VIOLATION, mainErr4ENSURES_VIOLATIONMEMORY_LEAK, mainErr3REQUIRES_VIOLATION, mainErr1REQUIRES_VIOLATION, mainErr2REQUIRES_VIOLATION, mainErr0REQUIRES_VIOLATION]=== [2018-12-01 22:15:06,408 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-01 22:15:06,408 INFO L82 PathProgramCache]: Analyzing trace with hash 1055653604, now seen corresponding path program 7 times [2018-12-01 22:15:06,409 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-01 22:15:06,409 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-01 22:15:06,409 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 22:15:06,409 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-12-01 22:15:06,409 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 22:15:06,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:15:06,555 INFO L134 CoverageAnalysis]: Checked inductivity of 1678 backedges. 957 proven. 273 refuted. 0 times theorem prover too weak. 448 trivial. 0 not checked. [2018-12-01 22:15:06,555 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-01 22:15:06,555 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_6177db05-1e8d-4ded-a528-334e99c03368/bin-2019/uautomizer/z3 Starting monitored process 15 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 15 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-12-01 22:15:06,561 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-01 22:15:06,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:15:06,593 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-01 22:15:06,671 INFO L134 CoverageAnalysis]: Checked inductivity of 1678 backedges. 1018 proven. 55 refuted. 0 times theorem prover too weak. 605 trivial. 0 not checked. [2018-12-01 22:15:06,687 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-12-01 22:15:06,687 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [18, 14] total 24 [2018-12-01 22:15:06,687 INFO L459 AbstractCegarLoop]: Interpolant automaton has 24 states [2018-12-01 22:15:06,687 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2018-12-01 22:15:06,687 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=112, Invalid=440, Unknown=0, NotChecked=0, Total=552 [2018-12-01 22:15:06,687 INFO L87 Difference]: Start difference. First operand 204 states and 209 transitions. Second operand 24 states. [2018-12-01 22:15:06,937 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-01 22:15:06,937 INFO L93 Difference]: Finished difference Result 224 states and 226 transitions. [2018-12-01 22:15:06,937 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2018-12-01 22:15:06,937 INFO L78 Accepts]: Start accepts. Automaton has 24 states. Word has length 186 [2018-12-01 22:15:06,938 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-01 22:15:06,938 INFO L225 Difference]: With dead ends: 224 [2018-12-01 22:15:06,938 INFO L226 Difference]: Without dead ends: 203 [2018-12-01 22:15:06,938 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 215 GetRequests, 182 SyntacticMatches, 0 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 267 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=278, Invalid=912, Unknown=0, NotChecked=0, Total=1190 [2018-12-01 22:15:06,939 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 203 states. [2018-12-01 22:15:06,941 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 203 to 200. [2018-12-01 22:15:06,941 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 200 states. [2018-12-01 22:15:06,941 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 200 states to 200 states and 201 transitions. [2018-12-01 22:15:06,942 INFO L78 Accepts]: Start accepts. Automaton has 200 states and 201 transitions. Word has length 186 [2018-12-01 22:15:06,942 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-01 22:15:06,942 INFO L480 AbstractCegarLoop]: Abstraction has 200 states and 201 transitions. [2018-12-01 22:15:06,942 INFO L481 AbstractCegarLoop]: Interpolant automaton has 24 states. [2018-12-01 22:15:06,942 INFO L276 IsEmpty]: Start isEmpty. Operand 200 states and 201 transitions. [2018-12-01 22:15:06,943 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 197 [2018-12-01 22:15:06,943 INFO L394 BasicCegarLoop]: Found error trace [2018-12-01 22:15:06,943 INFO L402 BasicCegarLoop]: trace histogram [27, 26, 26, 26, 26, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 1, 1, 1, 1, 1, 1, 1] [2018-12-01 22:15:06,943 INFO L423 AbstractCegarLoop]: === Iteration 22 === [fooErr0ASSERT_VIOLATIONARRAY_INDEX, fooErr1REQUIRES_VIOLATION, fooErr2REQUIRES_VIOLATION, mainErr4ENSURES_VIOLATIONMEMORY_LEAK, mainErr3REQUIRES_VIOLATION, mainErr1REQUIRES_VIOLATION, mainErr2REQUIRES_VIOLATION, mainErr0REQUIRES_VIOLATION]=== [2018-12-01 22:15:06,943 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-01 22:15:06,943 INFO L82 PathProgramCache]: Analyzing trace with hash 1146107562, now seen corresponding path program 8 times [2018-12-01 22:15:06,943 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-01 22:15:06,943 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-01 22:15:06,944 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 22:15:06,944 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-01 22:15:06,944 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 22:15:06,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:15:07,047 INFO L134 CoverageAnalysis]: Checked inductivity of 1937 backedges. 723 proven. 76 refuted. 0 times theorem prover too weak. 1138 trivial. 0 not checked. [2018-12-01 22:15:07,047 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-01 22:15:07,047 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_6177db05-1e8d-4ded-a528-334e99c03368/bin-2019/uautomizer/z3 Starting monitored process 16 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 16 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-12-01 22:15:07,053 INFO L103 rtionOrderModulation]: Keeping assertion order OUTSIDE_LOOP_FIRST1 [2018-12-01 22:15:07,086 INFO L249 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2018-12-01 22:15:07,087 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2018-12-01 22:15:07,089 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-01 22:15:07,168 INFO L134 CoverageAnalysis]: Checked inductivity of 1937 backedges. 675 proven. 87 refuted. 0 times theorem prover too weak. 1175 trivial. 0 not checked. [2018-12-01 22:15:07,182 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-12-01 22:15:07,183 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 8] total 20 [2018-12-01 22:15:07,183 INFO L459 AbstractCegarLoop]: Interpolant automaton has 21 states [2018-12-01 22:15:07,183 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2018-12-01 22:15:07,183 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=65, Invalid=355, Unknown=0, NotChecked=0, Total=420 [2018-12-01 22:15:07,183 INFO L87 Difference]: Start difference. First operand 200 states and 201 transitions. Second operand 21 states. [2018-12-01 22:15:07,477 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-01 22:15:07,477 INFO L93 Difference]: Finished difference Result 268 states and 272 transitions. [2018-12-01 22:15:07,477 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2018-12-01 22:15:07,477 INFO L78 Accepts]: Start accepts. Automaton has 21 states. Word has length 196 [2018-12-01 22:15:07,478 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-01 22:15:07,478 INFO L225 Difference]: With dead ends: 268 [2018-12-01 22:15:07,479 INFO L226 Difference]: Without dead ends: 268 [2018-12-01 22:15:07,479 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 218 GetRequests, 189 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 149 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=158, Invalid=772, Unknown=0, NotChecked=0, Total=930 [2018-12-01 22:15:07,479 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 268 states. [2018-12-01 22:15:07,483 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 268 to 246. [2018-12-01 22:15:07,483 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 246 states. [2018-12-01 22:15:07,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 246 states to 246 states and 249 transitions. [2018-12-01 22:15:07,484 INFO L78 Accepts]: Start accepts. Automaton has 246 states and 249 transitions. Word has length 196 [2018-12-01 22:15:07,484 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-01 22:15:07,484 INFO L480 AbstractCegarLoop]: Abstraction has 246 states and 249 transitions. [2018-12-01 22:15:07,484 INFO L481 AbstractCegarLoop]: Interpolant automaton has 21 states. [2018-12-01 22:15:07,485 INFO L276 IsEmpty]: Start isEmpty. Operand 246 states and 249 transitions. [2018-12-01 22:15:07,486 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 243 [2018-12-01 22:15:07,486 INFO L394 BasicCegarLoop]: Found error trace [2018-12-01 22:15:07,486 INFO L402 BasicCegarLoop]: trace histogram [34, 33, 33, 33, 33, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1] [2018-12-01 22:15:07,486 INFO L423 AbstractCegarLoop]: === Iteration 23 === [fooErr0ASSERT_VIOLATIONARRAY_INDEX, fooErr1REQUIRES_VIOLATION, fooErr2REQUIRES_VIOLATION, mainErr4ENSURES_VIOLATIONMEMORY_LEAK, mainErr3REQUIRES_VIOLATION, mainErr1REQUIRES_VIOLATION, mainErr2REQUIRES_VIOLATION, mainErr0REQUIRES_VIOLATION]=== [2018-12-01 22:15:07,486 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-01 22:15:07,486 INFO L82 PathProgramCache]: Analyzing trace with hash 1428696967, now seen corresponding path program 9 times [2018-12-01 22:15:07,486 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-01 22:15:07,486 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-01 22:15:07,487 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 22:15:07,487 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-12-01 22:15:07,487 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 22:15:07,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:15:07,684 INFO L134 CoverageAnalysis]: Checked inductivity of 3093 backedges. 1600 proven. 318 refuted. 0 times theorem prover too weak. 1175 trivial. 0 not checked. [2018-12-01 22:15:07,684 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-01 22:15:07,684 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_6177db05-1e8d-4ded-a528-334e99c03368/bin-2019/uautomizer/z3 Starting monitored process 17 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 17 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-12-01 22:15:07,690 INFO L103 rtionOrderModulation]: Keeping assertion order OUTSIDE_LOOP_FIRST2 [2018-12-01 22:15:07,735 INFO L249 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 8 check-sat command(s) [2018-12-01 22:15:07,735 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2018-12-01 22:15:07,737 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-01 22:15:07,871 INFO L134 CoverageAnalysis]: Checked inductivity of 3093 backedges. 1513 proven. 318 refuted. 0 times theorem prover too weak. 1262 trivial. 0 not checked. [2018-12-01 22:15:07,886 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-12-01 22:15:07,886 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [22, 16] total 32 [2018-12-01 22:15:07,887 INFO L459 AbstractCegarLoop]: Interpolant automaton has 32 states [2018-12-01 22:15:07,887 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 32 interpolants. [2018-12-01 22:15:07,887 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=173, Invalid=819, Unknown=0, NotChecked=0, Total=992 [2018-12-01 22:15:07,887 INFO L87 Difference]: Start difference. First operand 246 states and 249 transitions. Second operand 32 states. [2018-12-01 22:15:08,347 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-01 22:15:08,347 INFO L93 Difference]: Finished difference Result 310 states and 315 transitions. [2018-12-01 22:15:08,347 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2018-12-01 22:15:08,347 INFO L78 Accepts]: Start accepts. Automaton has 32 states. Word has length 242 [2018-12-01 22:15:08,348 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-01 22:15:08,349 INFO L225 Difference]: With dead ends: 310 [2018-12-01 22:15:08,349 INFO L226 Difference]: Without dead ends: 310 [2018-12-01 22:15:08,349 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 285 GetRequests, 233 SyntacticMatches, 0 SemanticMatches, 52 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 721 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=653, Invalid=2209, Unknown=0, NotChecked=0, Total=2862 [2018-12-01 22:15:08,350 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 310 states. [2018-12-01 22:15:08,354 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 310 to 303. [2018-12-01 22:15:08,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 303 states. [2018-12-01 22:15:08,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 303 states to 303 states and 308 transitions. [2018-12-01 22:15:08,355 INFO L78 Accepts]: Start accepts. Automaton has 303 states and 308 transitions. Word has length 242 [2018-12-01 22:15:08,355 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-01 22:15:08,355 INFO L480 AbstractCegarLoop]: Abstraction has 303 states and 308 transitions. [2018-12-01 22:15:08,355 INFO L481 AbstractCegarLoop]: Interpolant automaton has 32 states. [2018-12-01 22:15:08,355 INFO L276 IsEmpty]: Start isEmpty. Operand 303 states and 308 transitions. [2018-12-01 22:15:08,356 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 248 [2018-12-01 22:15:08,357 INFO L394 BasicCegarLoop]: Found error trace [2018-12-01 22:15:08,357 INFO L402 BasicCegarLoop]: trace histogram [35, 34, 34, 34, 34, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1] [2018-12-01 22:15:08,357 INFO L423 AbstractCegarLoop]: === Iteration 24 === [fooErr0ASSERT_VIOLATIONARRAY_INDEX, fooErr1REQUIRES_VIOLATION, fooErr2REQUIRES_VIOLATION, mainErr4ENSURES_VIOLATIONMEMORY_LEAK, mainErr3REQUIRES_VIOLATION, mainErr1REQUIRES_VIOLATION, mainErr2REQUIRES_VIOLATION, mainErr0REQUIRES_VIOLATION]=== [2018-12-01 22:15:08,357 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-01 22:15:08,357 INFO L82 PathProgramCache]: Analyzing trace with hash -300291550, now seen corresponding path program 10 times [2018-12-01 22:15:08,357 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-01 22:15:08,357 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-01 22:15:08,358 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 22:15:08,358 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-12-01 22:15:08,358 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 22:15:08,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:15:08,476 INFO L134 CoverageAnalysis]: Checked inductivity of 3266 backedges. 1078 proven. 109 refuted. 0 times theorem prover too weak. 2079 trivial. 0 not checked. [2018-12-01 22:15:08,477 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-01 22:15:08,477 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_6177db05-1e8d-4ded-a528-334e99c03368/bin-2019/uautomizer/z3 Starting monitored process 18 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 18 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-12-01 22:15:08,483 INFO L103 rtionOrderModulation]: Keeping assertion order TERMS_WITH_SMALL_CONSTANTS_FIRST [2018-12-01 22:15:08,535 INFO L249 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2018-12-01 22:15:08,535 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2018-12-01 22:15:08,538 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-01 22:15:08,627 INFO L134 CoverageAnalysis]: Checked inductivity of 3266 backedges. 1047 proven. 119 refuted. 0 times theorem prover too weak. 2100 trivial. 0 not checked. [2018-12-01 22:15:08,643 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-12-01 22:15:08,643 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 9] total 21 [2018-12-01 22:15:08,643 INFO L459 AbstractCegarLoop]: Interpolant automaton has 22 states [2018-12-01 22:15:08,643 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2018-12-01 22:15:08,643 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=72, Invalid=390, Unknown=0, NotChecked=0, Total=462 [2018-12-01 22:15:08,643 INFO L87 Difference]: Start difference. First operand 303 states and 308 transitions. Second operand 22 states. [2018-12-01 22:15:09,043 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-01 22:15:09,043 INFO L93 Difference]: Finished difference Result 429 states and 440 transitions. [2018-12-01 22:15:09,043 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2018-12-01 22:15:09,043 INFO L78 Accepts]: Start accepts. Automaton has 22 states. Word has length 247 [2018-12-01 22:15:09,044 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-01 22:15:09,045 INFO L225 Difference]: With dead ends: 429 [2018-12-01 22:15:09,045 INFO L226 Difference]: Without dead ends: 429 [2018-12-01 22:15:09,045 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 271 GetRequests, 239 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 175 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=178, Invalid=944, Unknown=0, NotChecked=0, Total=1122 [2018-12-01 22:15:09,046 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 429 states. [2018-12-01 22:15:09,050 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 429 to 403. [2018-12-01 22:15:09,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 403 states. [2018-12-01 22:15:09,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 403 states to 403 states and 413 transitions. [2018-12-01 22:15:09,051 INFO L78 Accepts]: Start accepts. Automaton has 403 states and 413 transitions. Word has length 247 [2018-12-01 22:15:09,051 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-01 22:15:09,051 INFO L480 AbstractCegarLoop]: Abstraction has 403 states and 413 transitions. [2018-12-01 22:15:09,051 INFO L481 AbstractCegarLoop]: Interpolant automaton has 22 states. [2018-12-01 22:15:09,051 INFO L276 IsEmpty]: Start isEmpty. Operand 403 states and 413 transitions. [2018-12-01 22:15:09,053 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 294 [2018-12-01 22:15:09,053 INFO L394 BasicCegarLoop]: Found error trace [2018-12-01 22:15:09,053 INFO L402 BasicCegarLoop]: trace histogram [42, 41, 41, 41, 41, 8, 8, 8, 7, 7, 7, 7, 7, 7, 7, 7, 1, 1, 1, 1, 1, 1, 1] [2018-12-01 22:15:09,053 INFO L423 AbstractCegarLoop]: === Iteration 25 === [fooErr0ASSERT_VIOLATIONARRAY_INDEX, fooErr1REQUIRES_VIOLATION, fooErr2REQUIRES_VIOLATION, mainErr4ENSURES_VIOLATIONMEMORY_LEAK, mainErr3REQUIRES_VIOLATION, mainErr1REQUIRES_VIOLATION, mainErr2REQUIRES_VIOLATION, mainErr0REQUIRES_VIOLATION]=== [2018-12-01 22:15:09,053 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-01 22:15:09,053 INFO L82 PathProgramCache]: Analyzing trace with hash -1077850677, now seen corresponding path program 11 times [2018-12-01 22:15:09,054 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-01 22:15:09,054 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-01 22:15:09,054 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 22:15:09,054 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-12-01 22:15:09,054 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 22:15:09,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:15:09,254 INFO L134 CoverageAnalysis]: Checked inductivity of 4728 backedges. 2076 proven. 584 refuted. 0 times theorem prover too weak. 2068 trivial. 0 not checked. [2018-12-01 22:15:09,254 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-01 22:15:09,254 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_6177db05-1e8d-4ded-a528-334e99c03368/bin-2019/uautomizer/z3 Starting monitored process 19 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 19 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-12-01 22:15:09,261 INFO L103 rtionOrderModulation]: Keeping assertion order INSIDE_LOOP_FIRST1 [2018-12-01 22:15:09,352 INFO L249 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 18 check-sat command(s) [2018-12-01 22:15:09,352 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2018-12-01 22:15:09,356 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-01 22:15:09,597 INFO L134 CoverageAnalysis]: Checked inductivity of 4728 backedges. 2905 proven. 456 refuted. 0 times theorem prover too weak. 1367 trivial. 0 not checked. [2018-12-01 22:15:09,612 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-12-01 22:15:09,612 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [24, 20] total 41 [2018-12-01 22:15:09,612 INFO L459 AbstractCegarLoop]: Interpolant automaton has 41 states [2018-12-01 22:15:09,612 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 41 interpolants. [2018-12-01 22:15:09,613 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=211, Invalid=1429, Unknown=0, NotChecked=0, Total=1640 [2018-12-01 22:15:09,613 INFO L87 Difference]: Start difference. First operand 403 states and 413 transitions. Second operand 41 states. [2018-12-01 22:15:10,491 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-01 22:15:10,492 INFO L93 Difference]: Finished difference Result 320 states and 323 transitions. [2018-12-01 22:15:10,492 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2018-12-01 22:15:10,492 INFO L78 Accepts]: Start accepts. Automaton has 41 states. Word has length 293 [2018-12-01 22:15:10,492 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-01 22:15:10,493 INFO L225 Difference]: With dead ends: 320 [2018-12-01 22:15:10,493 INFO L226 Difference]: Without dead ends: 311 [2018-12-01 22:15:10,494 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 356 GetRequests, 278 SyntacticMatches, 0 SemanticMatches, 78 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1758 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=970, Invalid=5350, Unknown=0, NotChecked=0, Total=6320 [2018-12-01 22:15:10,495 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 311 states. [2018-12-01 22:15:10,497 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 311 to 307. [2018-12-01 22:15:10,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 307 states. [2018-12-01 22:15:10,498 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 307 states to 307 states and 310 transitions. [2018-12-01 22:15:10,498 INFO L78 Accepts]: Start accepts. Automaton has 307 states and 310 transitions. Word has length 293 [2018-12-01 22:15:10,498 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-01 22:15:10,498 INFO L480 AbstractCegarLoop]: Abstraction has 307 states and 310 transitions. [2018-12-01 22:15:10,498 INFO L481 AbstractCegarLoop]: Interpolant automaton has 41 states. [2018-12-01 22:15:10,499 INFO L276 IsEmpty]: Start isEmpty. Operand 307 states and 310 transitions. [2018-12-01 22:15:10,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 299 [2018-12-01 22:15:10,500 INFO L394 BasicCegarLoop]: Found error trace [2018-12-01 22:15:10,500 INFO L402 BasicCegarLoop]: trace histogram [43, 42, 42, 42, 42, 8, 8, 8, 7, 7, 7, 7, 7, 7, 7, 7, 1, 1, 1, 1, 1, 1, 1] [2018-12-01 22:15:10,500 INFO L423 AbstractCegarLoop]: === Iteration 26 === [fooErr0ASSERT_VIOLATIONARRAY_INDEX, fooErr1REQUIRES_VIOLATION, fooErr2REQUIRES_VIOLATION, mainErr4ENSURES_VIOLATIONMEMORY_LEAK, mainErr3REQUIRES_VIOLATION, mainErr1REQUIRES_VIOLATION, mainErr2REQUIRES_VIOLATION, mainErr0REQUIRES_VIOLATION]=== [2018-12-01 22:15:10,500 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-01 22:15:10,500 INFO L82 PathProgramCache]: Analyzing trace with hash -1652634800, now seen corresponding path program 12 times [2018-12-01 22:15:10,501 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-01 22:15:10,501 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-01 22:15:10,501 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 22:15:10,501 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-12-01 22:15:10,501 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 22:15:10,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:15:10,722 INFO L134 CoverageAnalysis]: Checked inductivity of 4942 backedges. 2419 proven. 423 refuted. 0 times theorem prover too weak. 2100 trivial. 0 not checked. [2018-12-01 22:15:10,722 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-01 22:15:10,722 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_6177db05-1e8d-4ded-a528-334e99c03368/bin-2019/uautomizer/z3 Starting monitored process 20 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 20 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-12-01 22:15:10,735 INFO L103 rtionOrderModulation]: Keeping assertion order MIX_INSIDE_OUTSIDE [2018-12-01 22:15:10,852 INFO L249 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 16 check-sat command(s) [2018-12-01 22:15:10,853 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2018-12-01 22:15:10,856 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-01 22:15:10,996 INFO L134 CoverageAnalysis]: Checked inductivity of 4942 backedges. 1527 proven. 148 refuted. 0 times theorem prover too weak. 3267 trivial. 0 not checked. [2018-12-01 22:15:11,020 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-12-01 22:15:11,020 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [24, 14] total 35 [2018-12-01 22:15:11,020 INFO L459 AbstractCegarLoop]: Interpolant automaton has 35 states [2018-12-01 22:15:11,020 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 35 interpolants. [2018-12-01 22:15:11,021 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=167, Invalid=1023, Unknown=0, NotChecked=0, Total=1190 [2018-12-01 22:15:11,021 INFO L87 Difference]: Start difference. First operand 307 states and 310 transitions. Second operand 35 states. [2018-12-01 22:15:12,025 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-01 22:15:12,025 INFO L93 Difference]: Finished difference Result 433 states and 439 transitions. [2018-12-01 22:15:12,025 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 74 states. [2018-12-01 22:15:12,025 INFO L78 Accepts]: Start accepts. Automaton has 35 states. Word has length 298 [2018-12-01 22:15:12,026 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-01 22:15:12,026 INFO L225 Difference]: With dead ends: 433 [2018-12-01 22:15:12,026 INFO L226 Difference]: Without dead ends: 433 [2018-12-01 22:15:12,027 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 374 GetRequests, 288 SyntacticMatches, 0 SemanticMatches, 86 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2201 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=1334, Invalid=6322, Unknown=0, NotChecked=0, Total=7656 [2018-12-01 22:15:12,028 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 433 states. [2018-12-01 22:15:12,030 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 433 to 372. [2018-12-01 22:15:12,030 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 372 states. [2018-12-01 22:15:12,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 372 states to 372 states and 377 transitions. [2018-12-01 22:15:12,031 INFO L78 Accepts]: Start accepts. Automaton has 372 states and 377 transitions. Word has length 298 [2018-12-01 22:15:12,031 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-01 22:15:12,031 INFO L480 AbstractCegarLoop]: Abstraction has 372 states and 377 transitions. [2018-12-01 22:15:12,031 INFO L481 AbstractCegarLoop]: Interpolant automaton has 35 states. [2018-12-01 22:15:12,031 INFO L276 IsEmpty]: Start isEmpty. Operand 372 states and 377 transitions. [2018-12-01 22:15:12,032 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 355 [2018-12-01 22:15:12,032 INFO L394 BasicCegarLoop]: Found error trace [2018-12-01 22:15:12,032 INFO L402 BasicCegarLoop]: trace histogram [52, 51, 51, 51, 51, 9, 9, 9, 8, 8, 8, 8, 8, 8, 8, 8, 1, 1, 1, 1, 1, 1, 1] [2018-12-01 22:15:12,033 INFO L423 AbstractCegarLoop]: === Iteration 27 === [fooErr0ASSERT_VIOLATIONARRAY_INDEX, fooErr1REQUIRES_VIOLATION, fooErr2REQUIRES_VIOLATION, mainErr4ENSURES_VIOLATIONMEMORY_LEAK, mainErr3REQUIRES_VIOLATION, mainErr1REQUIRES_VIOLATION, mainErr2REQUIRES_VIOLATION, mainErr0REQUIRES_VIOLATION]=== [2018-12-01 22:15:12,033 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-01 22:15:12,033 INFO L82 PathProgramCache]: Analyzing trace with hash -197186291, now seen corresponding path program 13 times [2018-12-01 22:15:12,033 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-01 22:15:12,033 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-01 22:15:12,033 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 22:15:12,033 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-12-01 22:15:12,033 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 22:15:12,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:15:12,262 INFO L134 CoverageAnalysis]: Checked inductivity of 7225 backedges. 3495 proven. 648 refuted. 0 times theorem prover too weak. 3082 trivial. 0 not checked. [2018-12-01 22:15:12,262 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-01 22:15:12,263 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_6177db05-1e8d-4ded-a528-334e99c03368/bin-2019/uautomizer/z3 Starting monitored process 21 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 21 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-12-01 22:15:12,268 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-01 22:15:12,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:15:12,330 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-01 22:15:12,485 INFO L134 CoverageAnalysis]: Checked inductivity of 7225 backedges. 3589 proven. 148 refuted. 0 times theorem prover too weak. 3488 trivial. 0 not checked. [2018-12-01 22:15:12,500 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-12-01 22:15:12,500 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [24, 20] total 33 [2018-12-01 22:15:12,501 INFO L459 AbstractCegarLoop]: Interpolant automaton has 33 states [2018-12-01 22:15:12,501 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 33 interpolants. [2018-12-01 22:15:12,501 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=217, Invalid=839, Unknown=0, NotChecked=0, Total=1056 [2018-12-01 22:15:12,501 INFO L87 Difference]: Start difference. First operand 372 states and 377 transitions. Second operand 33 states. [2018-12-01 22:15:12,923 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-01 22:15:12,923 INFO L93 Difference]: Finished difference Result 392 states and 394 transitions. [2018-12-01 22:15:12,924 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2018-12-01 22:15:12,924 INFO L78 Accepts]: Start accepts. Automaton has 33 states. Word has length 354 [2018-12-01 22:15:12,924 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-01 22:15:12,925 INFO L225 Difference]: With dead ends: 392 [2018-12-01 22:15:12,925 INFO L226 Difference]: Without dead ends: 371 [2018-12-01 22:15:12,925 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 395 GetRequests, 347 SyntacticMatches, 0 SemanticMatches, 48 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 657 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=563, Invalid=1887, Unknown=0, NotChecked=0, Total=2450 [2018-12-01 22:15:12,925 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 371 states. [2018-12-01 22:15:12,929 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 371 to 368. [2018-12-01 22:15:12,929 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 368 states. [2018-12-01 22:15:12,929 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 368 states to 368 states and 369 transitions. [2018-12-01 22:15:12,929 INFO L78 Accepts]: Start accepts. Automaton has 368 states and 369 transitions. Word has length 354 [2018-12-01 22:15:12,930 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-01 22:15:12,930 INFO L480 AbstractCegarLoop]: Abstraction has 368 states and 369 transitions. [2018-12-01 22:15:12,930 INFO L481 AbstractCegarLoop]: Interpolant automaton has 33 states. [2018-12-01 22:15:12,930 INFO L276 IsEmpty]: Start isEmpty. Operand 368 states and 369 transitions. [2018-12-01 22:15:12,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 365 [2018-12-01 22:15:12,931 INFO L394 BasicCegarLoop]: Found error trace [2018-12-01 22:15:12,931 INFO L402 BasicCegarLoop]: trace histogram [54, 53, 53, 53, 53, 9, 9, 9, 8, 8, 8, 8, 8, 8, 8, 8, 1, 1, 1, 1, 1, 1, 1] [2018-12-01 22:15:12,931 INFO L423 AbstractCegarLoop]: === Iteration 28 === [fooErr0ASSERT_VIOLATIONARRAY_INDEX, fooErr1REQUIRES_VIOLATION, fooErr2REQUIRES_VIOLATION, mainErr4ENSURES_VIOLATIONMEMORY_LEAK, mainErr3REQUIRES_VIOLATION, mainErr1REQUIRES_VIOLATION, mainErr2REQUIRES_VIOLATION, mainErr0REQUIRES_VIOLATION]=== [2018-12-01 22:15:12,931 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-01 22:15:12,931 INFO L82 PathProgramCache]: Analyzing trace with hash -1526039033, now seen corresponding path program 14 times [2018-12-01 22:15:12,931 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-01 22:15:12,931 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-01 22:15:12,932 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 22:15:12,932 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-01 22:15:12,932 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 22:15:12,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:15:13,104 INFO L134 CoverageAnalysis]: Checked inductivity of 7760 backedges. 2189 proven. 193 refuted. 0 times theorem prover too weak. 5378 trivial. 0 not checked. [2018-12-01 22:15:13,105 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-01 22:15:13,105 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_6177db05-1e8d-4ded-a528-334e99c03368/bin-2019/uautomizer/z3 Starting monitored process 22 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 22 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-12-01 22:15:13,111 INFO L103 rtionOrderModulation]: Keeping assertion order OUTSIDE_LOOP_FIRST1 [2018-12-01 22:15:13,200 INFO L249 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2018-12-01 22:15:13,200 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2018-12-01 22:15:13,205 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-01 22:15:13,349 INFO L134 CoverageAnalysis]: Checked inductivity of 7760 backedges. 2148 proven. 198 refuted. 0 times theorem prover too weak. 5414 trivial. 0 not checked. [2018-12-01 22:15:13,364 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-12-01 22:15:13,364 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 11] total 25 [2018-12-01 22:15:13,365 INFO L459 AbstractCegarLoop]: Interpolant automaton has 26 states [2018-12-01 22:15:13,365 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 26 interpolants. [2018-12-01 22:15:13,365 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=97, Invalid=553, Unknown=0, NotChecked=0, Total=650 [2018-12-01 22:15:13,365 INFO L87 Difference]: Start difference. First operand 368 states and 369 transitions. Second operand 26 states. [2018-12-01 22:15:13,965 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-01 22:15:13,965 INFO L93 Difference]: Finished difference Result 451 states and 455 transitions. [2018-12-01 22:15:13,965 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2018-12-01 22:15:13,965 INFO L78 Accepts]: Start accepts. Automaton has 26 states. Word has length 364 [2018-12-01 22:15:13,966 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-01 22:15:13,967 INFO L225 Difference]: With dead ends: 451 [2018-12-01 22:15:13,967 INFO L226 Difference]: Without dead ends: 451 [2018-12-01 22:15:13,967 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 391 GetRequests, 354 SyntacticMatches, 0 SemanticMatches, 37 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 237 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=215, Invalid=1267, Unknown=0, NotChecked=0, Total=1482 [2018-12-01 22:15:13,967 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 451 states. [2018-12-01 22:15:13,970 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 451 to 429. [2018-12-01 22:15:13,970 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 429 states. [2018-12-01 22:15:13,971 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 429 states to 429 states and 432 transitions. [2018-12-01 22:15:13,971 INFO L78 Accepts]: Start accepts. Automaton has 429 states and 432 transitions. Word has length 364 [2018-12-01 22:15:13,972 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-01 22:15:13,972 INFO L480 AbstractCegarLoop]: Abstraction has 429 states and 432 transitions. [2018-12-01 22:15:13,972 INFO L481 AbstractCegarLoop]: Interpolant automaton has 26 states. [2018-12-01 22:15:13,972 INFO L276 IsEmpty]: Start isEmpty. Operand 429 states and 432 transitions. [2018-12-01 22:15:13,974 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 426 [2018-12-01 22:15:13,974 INFO L394 BasicCegarLoop]: Found error trace [2018-12-01 22:15:13,975 INFO L402 BasicCegarLoop]: trace histogram [64, 63, 63, 63, 63, 10, 10, 10, 9, 9, 9, 9, 9, 9, 9, 9, 1, 1, 1, 1, 1, 1, 1] [2018-12-01 22:15:13,975 INFO L423 AbstractCegarLoop]: === Iteration 29 === [fooErr0ASSERT_VIOLATIONARRAY_INDEX, fooErr1REQUIRES_VIOLATION, fooErr2REQUIRES_VIOLATION, mainErr4ENSURES_VIOLATIONMEMORY_LEAK, mainErr3REQUIRES_VIOLATION, mainErr1REQUIRES_VIOLATION, mainErr2REQUIRES_VIOLATION, mainErr0REQUIRES_VIOLATION]=== [2018-12-01 22:15:13,975 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-01 22:15:13,975 INFO L82 PathProgramCache]: Analyzing trace with hash 321506027, now seen corresponding path program 15 times [2018-12-01 22:15:13,975 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-01 22:15:13,975 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-01 22:15:13,976 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 22:15:13,976 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-12-01 22:15:13,976 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 22:15:14,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:15:14,289 INFO L134 CoverageAnalysis]: Checked inductivity of 10890 backedges. 4798 proven. 678 refuted. 0 times theorem prover too weak. 5414 trivial. 0 not checked. [2018-12-01 22:15:14,289 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-01 22:15:14,289 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_6177db05-1e8d-4ded-a528-334e99c03368/bin-2019/uautomizer/z3 Starting monitored process 23 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 23 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-12-01 22:15:14,297 INFO L103 rtionOrderModulation]: Keeping assertion order OUTSIDE_LOOP_FIRST2 [2018-12-01 22:15:14,386 INFO L249 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 11 check-sat command(s) [2018-12-01 22:15:14,386 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2018-12-01 22:15:14,390 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-01 22:15:14,661 INFO L134 CoverageAnalysis]: Checked inductivity of 10890 backedges. 4600 proven. 678 refuted. 0 times theorem prover too weak. 5612 trivial. 0 not checked. [2018-12-01 22:15:14,676 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-12-01 22:15:14,676 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [28, 19] total 41 [2018-12-01 22:15:14,676 INFO L459 AbstractCegarLoop]: Interpolant automaton has 41 states [2018-12-01 22:15:14,677 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 41 interpolants. [2018-12-01 22:15:14,677 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=296, Invalid=1344, Unknown=0, NotChecked=0, Total=1640 [2018-12-01 22:15:14,677 INFO L87 Difference]: Start difference. First operand 429 states and 432 transitions. Second operand 41 states. [2018-12-01 22:15:15,306 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-01 22:15:15,306 INFO L93 Difference]: Finished difference Result 508 states and 513 transitions. [2018-12-01 22:15:15,306 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2018-12-01 22:15:15,306 INFO L78 Accepts]: Start accepts. Automaton has 41 states. Word has length 425 [2018-12-01 22:15:15,307 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-01 22:15:15,308 INFO L225 Difference]: With dead ends: 508 [2018-12-01 22:15:15,308 INFO L226 Difference]: Without dead ends: 508 [2018-12-01 22:15:15,308 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 483 GetRequests, 413 SyntacticMatches, 0 SemanticMatches, 70 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1393 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=1184, Invalid=3928, Unknown=0, NotChecked=0, Total=5112 [2018-12-01 22:15:15,309 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 508 states. [2018-12-01 22:15:15,312 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 508 to 501. [2018-12-01 22:15:15,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 501 states. [2018-12-01 22:15:15,313 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 501 states to 501 states and 506 transitions. [2018-12-01 22:15:15,313 INFO L78 Accepts]: Start accepts. Automaton has 501 states and 506 transitions. Word has length 425 [2018-12-01 22:15:15,313 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-01 22:15:15,313 INFO L480 AbstractCegarLoop]: Abstraction has 501 states and 506 transitions. [2018-12-01 22:15:15,313 INFO L481 AbstractCegarLoop]: Interpolant automaton has 41 states. [2018-12-01 22:15:15,313 INFO L276 IsEmpty]: Start isEmpty. Operand 501 states and 506 transitions. [2018-12-01 22:15:15,314 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 431 [2018-12-01 22:15:15,314 INFO L394 BasicCegarLoop]: Found error trace [2018-12-01 22:15:15,314 INFO L402 BasicCegarLoop]: trace histogram [65, 64, 64, 64, 64, 10, 10, 10, 9, 9, 9, 9, 9, 9, 9, 9, 1, 1, 1, 1, 1, 1, 1] [2018-12-01 22:15:15,315 INFO L423 AbstractCegarLoop]: === Iteration 30 === [fooErr0ASSERT_VIOLATIONARRAY_INDEX, fooErr1REQUIRES_VIOLATION, fooErr2REQUIRES_VIOLATION, mainErr4ENSURES_VIOLATIONMEMORY_LEAK, mainErr3REQUIRES_VIOLATION, mainErr1REQUIRES_VIOLATION, mainErr2REQUIRES_VIOLATION, mainErr0REQUIRES_VIOLATION]=== [2018-12-01 22:15:15,315 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-01 22:15:15,315 INFO L82 PathProgramCache]: Analyzing trace with hash -867500726, now seen corresponding path program 16 times [2018-12-01 22:15:15,315 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-01 22:15:15,315 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-01 22:15:15,315 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 22:15:15,315 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-12-01 22:15:15,315 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 22:15:15,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:15:15,523 INFO L134 CoverageAnalysis]: Checked inductivity of 11216 backedges. 2995 proven. 244 refuted. 0 times theorem prover too weak. 7977 trivial. 0 not checked. [2018-12-01 22:15:15,523 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-01 22:15:15,523 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_6177db05-1e8d-4ded-a528-334e99c03368/bin-2019/uautomizer/z3 Starting monitored process 24 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 24 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-12-01 22:15:15,529 INFO L103 rtionOrderModulation]: Keeping assertion order TERMS_WITH_SMALL_CONSTANTS_FIRST [2018-12-01 22:15:15,619 INFO L249 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2018-12-01 22:15:15,620 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2018-12-01 22:15:15,624 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-01 22:15:15,760 INFO L134 CoverageAnalysis]: Checked inductivity of 11216 backedges. 2907 proven. 245 refuted. 0 times theorem prover too weak. 8064 trivial. 0 not checked. [2018-12-01 22:15:15,775 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-12-01 22:15:15,775 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 12] total 28 [2018-12-01 22:15:15,776 INFO L459 AbstractCegarLoop]: Interpolant automaton has 29 states [2018-12-01 22:15:15,776 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2018-12-01 22:15:15,776 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=115, Invalid=697, Unknown=0, NotChecked=0, Total=812 [2018-12-01 22:15:15,776 INFO L87 Difference]: Start difference. First operand 501 states and 506 transitions. Second operand 29 states. [2018-12-01 22:15:16,429 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-01 22:15:16,429 INFO L93 Difference]: Finished difference Result 657 states and 668 transitions. [2018-12-01 22:15:16,430 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2018-12-01 22:15:16,430 INFO L78 Accepts]: Start accepts. Automaton has 29 states. Word has length 430 [2018-12-01 22:15:16,430 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-01 22:15:16,432 INFO L225 Difference]: With dead ends: 657 [2018-12-01 22:15:16,432 INFO L226 Difference]: Without dead ends: 657 [2018-12-01 22:15:16,432 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 461 GetRequests, 419 SyntacticMatches, 0 SemanticMatches, 42 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 321 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=261, Invalid=1631, Unknown=0, NotChecked=0, Total=1892 [2018-12-01 22:15:16,433 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 657 states. [2018-12-01 22:15:16,437 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 657 to 631. [2018-12-01 22:15:16,437 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 631 states. [2018-12-01 22:15:16,438 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 631 states to 631 states and 641 transitions. [2018-12-01 22:15:16,438 INFO L78 Accepts]: Start accepts. Automaton has 631 states and 641 transitions. Word has length 430 [2018-12-01 22:15:16,439 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-01 22:15:16,439 INFO L480 AbstractCegarLoop]: Abstraction has 631 states and 641 transitions. [2018-12-01 22:15:16,439 INFO L481 AbstractCegarLoop]: Interpolant automaton has 29 states. [2018-12-01 22:15:16,439 INFO L276 IsEmpty]: Start isEmpty. Operand 631 states and 641 transitions. [2018-12-01 22:15:16,441 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 492 [2018-12-01 22:15:16,441 INFO L394 BasicCegarLoop]: Found error trace [2018-12-01 22:15:16,441 INFO L402 BasicCegarLoop]: trace histogram [75, 74, 74, 74, 74, 11, 11, 11, 10, 10, 10, 10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1] [2018-12-01 22:15:16,442 INFO L423 AbstractCegarLoop]: === Iteration 31 === [fooErr0ASSERT_VIOLATIONARRAY_INDEX, fooErr1REQUIRES_VIOLATION, fooErr2REQUIRES_VIOLATION, mainErr4ENSURES_VIOLATIONMEMORY_LEAK, mainErr3REQUIRES_VIOLATION, mainErr1REQUIRES_VIOLATION, mainErr2REQUIRES_VIOLATION, mainErr0REQUIRES_VIOLATION]=== [2018-12-01 22:15:16,442 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-01 22:15:16,442 INFO L82 PathProgramCache]: Analyzing trace with hash -666277688, now seen corresponding path program 17 times [2018-12-01 22:15:16,442 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-01 22:15:16,442 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-01 22:15:16,442 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 22:15:16,443 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-12-01 22:15:16,443 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 22:15:16,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:15:16,743 INFO L134 CoverageAnalysis]: Checked inductivity of 14928 backedges. 5709 proven. 1205 refuted. 0 times theorem prover too weak. 8014 trivial. 0 not checked. [2018-12-01 22:15:16,743 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-01 22:15:16,743 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_6177db05-1e8d-4ded-a528-334e99c03368/bin-2019/uautomizer/z3 Starting monitored process 25 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 25 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-12-01 22:15:16,749 INFO L103 rtionOrderModulation]: Keeping assertion order INSIDE_LOOP_FIRST1 [2018-12-01 22:15:16,961 INFO L249 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 22 check-sat command(s) [2018-12-01 22:15:16,961 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2018-12-01 22:15:16,966 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-01 22:15:17,383 INFO L134 CoverageAnalysis]: Checked inductivity of 14928 backedges. 9196 proven. 987 refuted. 0 times theorem prover too weak. 4745 trivial. 0 not checked. [2018-12-01 22:15:17,399 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-12-01 22:15:17,399 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [30, 26] total 53 [2018-12-01 22:15:17,400 INFO L459 AbstractCegarLoop]: Interpolant automaton has 53 states [2018-12-01 22:15:17,400 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 53 interpolants. [2018-12-01 22:15:17,400 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=366, Invalid=2390, Unknown=0, NotChecked=0, Total=2756 [2018-12-01 22:15:17,400 INFO L87 Difference]: Start difference. First operand 631 states and 641 transitions. Second operand 53 states. [2018-12-01 22:15:19,257 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-01 22:15:19,258 INFO L93 Difference]: Finished difference Result 518 states and 521 transitions. [2018-12-01 22:15:19,258 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2018-12-01 22:15:19,258 INFO L78 Accepts]: Start accepts. Automaton has 53 states. Word has length 491 [2018-12-01 22:15:19,259 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-01 22:15:19,261 INFO L225 Difference]: With dead ends: 518 [2018-12-01 22:15:19,261 INFO L226 Difference]: Without dead ends: 509 [2018-12-01 22:15:19,264 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 570 GetRequests, 470 SyntacticMatches, 0 SemanticMatches, 100 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2895 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=1619, Invalid=8683, Unknown=0, NotChecked=0, Total=10302 [2018-12-01 22:15:19,265 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 509 states. [2018-12-01 22:15:19,269 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 509 to 505. [2018-12-01 22:15:19,270 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 505 states. [2018-12-01 22:15:19,271 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 505 states to 505 states and 508 transitions. [2018-12-01 22:15:19,271 INFO L78 Accepts]: Start accepts. Automaton has 505 states and 508 transitions. Word has length 491 [2018-12-01 22:15:19,272 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-01 22:15:19,272 INFO L480 AbstractCegarLoop]: Abstraction has 505 states and 508 transitions. [2018-12-01 22:15:19,272 INFO L481 AbstractCegarLoop]: Interpolant automaton has 53 states. [2018-12-01 22:15:19,273 INFO L276 IsEmpty]: Start isEmpty. Operand 505 states and 508 transitions. [2018-12-01 22:15:19,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 497 [2018-12-01 22:15:19,276 INFO L394 BasicCegarLoop]: Found error trace [2018-12-01 22:15:19,277 INFO L402 BasicCegarLoop]: trace histogram [76, 75, 75, 75, 75, 11, 11, 11, 10, 10, 10, 10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1] [2018-12-01 22:15:19,277 INFO L423 AbstractCegarLoop]: === Iteration 32 === [fooErr0ASSERT_VIOLATIONARRAY_INDEX, fooErr1REQUIRES_VIOLATION, fooErr2REQUIRES_VIOLATION, mainErr4ENSURES_VIOLATIONMEMORY_LEAK, mainErr3REQUIRES_VIOLATION, mainErr1REQUIRES_VIOLATION, mainErr2REQUIRES_VIOLATION, mainErr0REQUIRES_VIOLATION]=== [2018-12-01 22:15:19,277 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-01 22:15:19,278 INFO L82 PathProgramCache]: Analyzing trace with hash -1675425945, now seen corresponding path program 18 times [2018-12-01 22:15:19,278 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-01 22:15:19,278 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-01 22:15:19,279 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 22:15:19,279 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-12-01 22:15:19,279 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 22:15:19,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:15:19,605 INFO L134 CoverageAnalysis]: Checked inductivity of 15310 backedges. 6418 proven. 828 refuted. 0 times theorem prover too weak. 8064 trivial. 0 not checked. [2018-12-01 22:15:19,606 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-01 22:15:19,606 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_6177db05-1e8d-4ded-a528-334e99c03368/bin-2019/uautomizer/z3 Starting monitored process 26 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 26 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-12-01 22:15:19,611 INFO L103 rtionOrderModulation]: Keeping assertion order MIX_INSIDE_OUTSIDE [2018-12-01 22:15:19,886 INFO L249 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 20 check-sat command(s) [2018-12-01 22:15:19,886 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2018-12-01 22:15:19,891 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-01 22:15:20,139 INFO L134 CoverageAnalysis]: Checked inductivity of 15310 backedges. 3819 proven. 301 refuted. 0 times theorem prover too weak. 11190 trivial. 0 not checked. [2018-12-01 22:15:20,165 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-12-01 22:15:20,165 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [30, 17] total 44 [2018-12-01 22:15:20,165 INFO L459 AbstractCegarLoop]: Interpolant automaton has 44 states [2018-12-01 22:15:20,166 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 44 interpolants. [2018-12-01 22:15:20,166 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=269, Invalid=1623, Unknown=0, NotChecked=0, Total=1892 [2018-12-01 22:15:20,166 INFO L87 Difference]: Start difference. First operand 505 states and 508 transitions. Second operand 44 states. [2018-12-01 22:15:21,490 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-01 22:15:21,490 INFO L93 Difference]: Finished difference Result 661 states and 667 transitions. [2018-12-01 22:15:21,490 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 101 states. [2018-12-01 22:15:21,491 INFO L78 Accepts]: Start accepts. Automaton has 44 states. Word has length 496 [2018-12-01 22:15:21,491 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-01 22:15:21,492 INFO L225 Difference]: With dead ends: 661 [2018-12-01 22:15:21,492 INFO L226 Difference]: Without dead ends: 661 [2018-12-01 22:15:21,493 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 599 GetRequests, 483 SyntacticMatches, 0 SemanticMatches, 116 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4274 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=2222, Invalid=11584, Unknown=0, NotChecked=0, Total=13806 [2018-12-01 22:15:21,493 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 661 states. [2018-12-01 22:15:21,497 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 661 to 585. [2018-12-01 22:15:21,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 585 states. [2018-12-01 22:15:21,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 585 states to 585 states and 590 transitions. [2018-12-01 22:15:21,497 INFO L78 Accepts]: Start accepts. Automaton has 585 states and 590 transitions. Word has length 496 [2018-12-01 22:15:21,498 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-01 22:15:21,498 INFO L480 AbstractCegarLoop]: Abstraction has 585 states and 590 transitions. [2018-12-01 22:15:21,498 INFO L481 AbstractCegarLoop]: Interpolant automaton has 44 states. [2018-12-01 22:15:21,498 INFO L276 IsEmpty]: Start isEmpty. Operand 585 states and 590 transitions. [2018-12-01 22:15:21,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 568 [2018-12-01 22:15:21,500 INFO L394 BasicCegarLoop]: Found error trace [2018-12-01 22:15:21,500 INFO L402 BasicCegarLoop]: trace histogram [88, 87, 87, 87, 87, 12, 12, 12, 11, 11, 11, 11, 11, 11, 11, 11, 1, 1, 1, 1, 1, 1, 1] [2018-12-01 22:15:21,500 INFO L423 AbstractCegarLoop]: === Iteration 33 === [fooErr0ASSERT_VIOLATIONARRAY_INDEX, fooErr1REQUIRES_VIOLATION, fooErr2REQUIRES_VIOLATION, mainErr4ENSURES_VIOLATIONMEMORY_LEAK, mainErr3REQUIRES_VIOLATION, mainErr1REQUIRES_VIOLATION, mainErr2REQUIRES_VIOLATION, mainErr0REQUIRES_VIOLATION]=== [2018-12-01 22:15:21,500 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-01 22:15:21,500 INFO L82 PathProgramCache]: Analyzing trace with hash -1497007777, now seen corresponding path program 19 times [2018-12-01 22:15:21,500 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-01 22:15:21,500 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-01 22:15:21,501 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 22:15:21,501 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-12-01 22:15:21,501 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 22:15:21,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:15:21,874 INFO L134 CoverageAnalysis]: Checked inductivity of 20485 backedges. 8490 proven. 1167 refuted. 0 times theorem prover too weak. 10828 trivial. 0 not checked. [2018-12-01 22:15:21,874 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-01 22:15:21,874 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_6177db05-1e8d-4ded-a528-334e99c03368/bin-2019/uautomizer/z3 Starting monitored process 27 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 27 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-12-01 22:15:21,880 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-01 22:15:21,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:15:21,966 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-01 22:15:22,227 INFO L134 CoverageAnalysis]: Checked inductivity of 20485 backedges. 8617 proven. 286 refuted. 0 times theorem prover too weak. 11582 trivial. 0 not checked. [2018-12-01 22:15:22,243 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-12-01 22:15:22,243 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [30, 26] total 42 [2018-12-01 22:15:22,243 INFO L459 AbstractCegarLoop]: Interpolant automaton has 42 states [2018-12-01 22:15:22,243 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 42 interpolants. [2018-12-01 22:15:22,244 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=358, Invalid=1364, Unknown=0, NotChecked=0, Total=1722 [2018-12-01 22:15:22,244 INFO L87 Difference]: Start difference. First operand 585 states and 590 transitions. Second operand 42 states. [2018-12-01 22:15:22,716 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-01 22:15:22,716 INFO L93 Difference]: Finished difference Result 605 states and 607 transitions. [2018-12-01 22:15:22,717 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2018-12-01 22:15:22,717 INFO L78 Accepts]: Start accepts. Automaton has 42 states. Word has length 567 [2018-12-01 22:15:22,717 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-01 22:15:22,718 INFO L225 Difference]: With dead ends: 605 [2018-12-01 22:15:22,718 INFO L226 Difference]: Without dead ends: 584 [2018-12-01 22:15:22,718 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 620 GetRequests, 557 SyntacticMatches, 0 SemanticMatches, 63 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1218 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=947, Invalid=3213, Unknown=0, NotChecked=0, Total=4160 [2018-12-01 22:15:22,719 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 584 states. [2018-12-01 22:15:22,721 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 584 to 581. [2018-12-01 22:15:22,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 581 states. [2018-12-01 22:15:22,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 581 states to 581 states and 582 transitions. [2018-12-01 22:15:22,722 INFO L78 Accepts]: Start accepts. Automaton has 581 states and 582 transitions. Word has length 567 [2018-12-01 22:15:22,723 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-01 22:15:22,723 INFO L480 AbstractCegarLoop]: Abstraction has 581 states and 582 transitions. [2018-12-01 22:15:22,723 INFO L481 AbstractCegarLoop]: Interpolant automaton has 42 states. [2018-12-01 22:15:22,723 INFO L276 IsEmpty]: Start isEmpty. Operand 581 states and 582 transitions. [2018-12-01 22:15:22,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 578 [2018-12-01 22:15:22,725 INFO L394 BasicCegarLoop]: Found error trace [2018-12-01 22:15:22,725 INFO L402 BasicCegarLoop]: trace histogram [90, 89, 89, 89, 89, 12, 12, 12, 11, 11, 11, 11, 11, 11, 11, 11, 1, 1, 1, 1, 1, 1, 1] [2018-12-01 22:15:22,725 INFO L423 AbstractCegarLoop]: === Iteration 34 === [fooErr0ASSERT_VIOLATIONARRAY_INDEX, fooErr1REQUIRES_VIOLATION, fooErr2REQUIRES_VIOLATION, mainErr4ENSURES_VIOLATIONMEMORY_LEAK, mainErr3REQUIRES_VIOLATION, mainErr1REQUIRES_VIOLATION, mainErr2REQUIRES_VIOLATION, mainErr0REQUIRES_VIOLATION]=== [2018-12-01 22:15:22,725 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-01 22:15:22,725 INFO L82 PathProgramCache]: Analyzing trace with hash 35953893, now seen corresponding path program 20 times [2018-12-01 22:15:22,725 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-01 22:15:22,725 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-01 22:15:22,726 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 22:15:22,726 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-01 22:15:22,726 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 22:15:22,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:15:23,003 INFO L134 CoverageAnalysis]: Checked inductivity of 21386 backedges. 5114 proven. 364 refuted. 0 times theorem prover too weak. 15908 trivial. 0 not checked. [2018-12-01 22:15:23,003 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-01 22:15:23,003 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_6177db05-1e8d-4ded-a528-334e99c03368/bin-2019/uautomizer/z3 Starting monitored process 28 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 28 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-12-01 22:15:23,009 INFO L103 rtionOrderModulation]: Keeping assertion order OUTSIDE_LOOP_FIRST1 [2018-12-01 22:15:23,094 INFO L249 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2018-12-01 22:15:23,094 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2018-12-01 22:15:23,098 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-01 22:15:23,322 INFO L134 CoverageAnalysis]: Checked inductivity of 21386 backedges. 4917 proven. 354 refuted. 0 times theorem prover too weak. 16115 trivial. 0 not checked. [2018-12-01 22:15:23,337 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-12-01 22:15:23,337 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [21, 14] total 34 [2018-12-01 22:15:23,338 INFO L459 AbstractCegarLoop]: Interpolant automaton has 35 states [2018-12-01 22:15:23,338 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 35 interpolants. [2018-12-01 22:15:23,338 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=157, Invalid=1033, Unknown=0, NotChecked=0, Total=1190 [2018-12-01 22:15:23,338 INFO L87 Difference]: Start difference. First operand 581 states and 582 transitions. Second operand 35 states. [2018-12-01 22:15:24,201 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-01 22:15:24,201 INFO L93 Difference]: Finished difference Result 679 states and 683 transitions. [2018-12-01 22:15:24,201 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2018-12-01 22:15:24,201 INFO L78 Accepts]: Start accepts. Automaton has 35 states. Word has length 577 [2018-12-01 22:15:24,202 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-01 22:15:24,203 INFO L225 Difference]: With dead ends: 679 [2018-12-01 22:15:24,203 INFO L226 Difference]: Without dead ends: 679 [2018-12-01 22:15:24,203 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 613 GetRequests, 564 SyntacticMatches, 0 SemanticMatches, 49 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 471 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=335, Invalid=2215, Unknown=0, NotChecked=0, Total=2550 [2018-12-01 22:15:24,204 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 679 states. [2018-12-01 22:15:24,207 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 679 to 657. [2018-12-01 22:15:24,207 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 657 states. [2018-12-01 22:15:24,208 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 657 states to 657 states and 660 transitions. [2018-12-01 22:15:24,208 INFO L78 Accepts]: Start accepts. Automaton has 657 states and 660 transitions. Word has length 577 [2018-12-01 22:15:24,208 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-01 22:15:24,209 INFO L480 AbstractCegarLoop]: Abstraction has 657 states and 660 transitions. [2018-12-01 22:15:24,209 INFO L481 AbstractCegarLoop]: Interpolant automaton has 35 states. [2018-12-01 22:15:24,209 INFO L276 IsEmpty]: Start isEmpty. Operand 657 states and 660 transitions. [2018-12-01 22:15:24,211 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 654 [2018-12-01 22:15:24,211 INFO L394 BasicCegarLoop]: Found error trace [2018-12-01 22:15:24,211 INFO L402 BasicCegarLoop]: trace histogram [103, 102, 102, 102, 102, 13, 13, 13, 12, 12, 12, 12, 12, 12, 12, 12, 1, 1, 1, 1, 1, 1, 1] [2018-12-01 22:15:24,211 INFO L423 AbstractCegarLoop]: === Iteration 35 === [fooErr0ASSERT_VIOLATIONARRAY_INDEX, fooErr1REQUIRES_VIOLATION, fooErr2REQUIRES_VIOLATION, mainErr4ENSURES_VIOLATIONMEMORY_LEAK, mainErr3REQUIRES_VIOLATION, mainErr1REQUIRES_VIOLATION, mainErr2REQUIRES_VIOLATION, mainErr0REQUIRES_VIOLATION]=== [2018-12-01 22:15:24,211 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-01 22:15:24,211 INFO L82 PathProgramCache]: Analyzing trace with hash -1741773022, now seen corresponding path program 21 times [2018-12-01 22:15:24,211 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-01 22:15:24,211 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-01 22:15:24,212 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 22:15:24,212 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-12-01 22:15:24,212 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 22:15:24,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:15:24,675 INFO L134 CoverageAnalysis]: Checked inductivity of 27957 backedges. 10669 proven. 1173 refuted. 0 times theorem prover too weak. 16115 trivial. 0 not checked. [2018-12-01 22:15:24,675 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-01 22:15:24,675 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_6177db05-1e8d-4ded-a528-334e99c03368/bin-2019/uautomizer/z3 Starting monitored process 29 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 29 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-12-01 22:15:24,681 INFO L103 rtionOrderModulation]: Keeping assertion order OUTSIDE_LOOP_FIRST2 [2018-12-01 22:15:24,800 INFO L249 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 14 check-sat command(s) [2018-12-01 22:15:24,801 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2018-12-01 22:15:24,805 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-01 22:15:25,165 INFO L134 CoverageAnalysis]: Checked inductivity of 27957 backedges. 10315 proven. 1173 refuted. 0 times theorem prover too weak. 16469 trivial. 0 not checked. [2018-12-01 22:15:25,180 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-12-01 22:15:25,180 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [34, 22] total 50 [2018-12-01 22:15:25,180 INFO L459 AbstractCegarLoop]: Interpolant automaton has 50 states [2018-12-01 22:15:25,180 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 50 interpolants. [2018-12-01 22:15:25,181 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=455, Invalid=1995, Unknown=0, NotChecked=0, Total=2450 [2018-12-01 22:15:25,181 INFO L87 Difference]: Start difference. First operand 657 states and 660 transitions. Second operand 50 states. [2018-12-01 22:15:26,026 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-01 22:15:26,026 INFO L93 Difference]: Finished difference Result 751 states and 756 transitions. [2018-12-01 22:15:26,027 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2018-12-01 22:15:26,027 INFO L78 Accepts]: Start accepts. Automaton has 50 states. Word has length 653 [2018-12-01 22:15:26,027 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-01 22:15:26,028 INFO L225 Difference]: With dead ends: 751 [2018-12-01 22:15:26,028 INFO L226 Difference]: Without dead ends: 751 [2018-12-01 22:15:26,028 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 726 GetRequests, 638 SyntacticMatches, 0 SemanticMatches, 88 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2281 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=1877, Invalid=6133, Unknown=0, NotChecked=0, Total=8010 [2018-12-01 22:15:26,029 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 751 states. [2018-12-01 22:15:26,032 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 751 to 744. [2018-12-01 22:15:26,032 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 744 states. [2018-12-01 22:15:26,033 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 744 states to 744 states and 749 transitions. [2018-12-01 22:15:26,033 INFO L78 Accepts]: Start accepts. Automaton has 744 states and 749 transitions. Word has length 653 [2018-12-01 22:15:26,033 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-01 22:15:26,033 INFO L480 AbstractCegarLoop]: Abstraction has 744 states and 749 transitions. [2018-12-01 22:15:26,033 INFO L481 AbstractCegarLoop]: Interpolant automaton has 50 states. [2018-12-01 22:15:26,034 INFO L276 IsEmpty]: Start isEmpty. Operand 744 states and 749 transitions. [2018-12-01 22:15:26,036 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 659 [2018-12-01 22:15:26,036 INFO L394 BasicCegarLoop]: Found error trace [2018-12-01 22:15:26,036 INFO L402 BasicCegarLoop]: trace histogram [104, 103, 103, 103, 103, 13, 13, 13, 12, 12, 12, 12, 12, 12, 12, 12, 1, 1, 1, 1, 1, 1, 1] [2018-12-01 22:15:26,036 INFO L423 AbstractCegarLoop]: === Iteration 36 === [fooErr0ASSERT_VIOLATIONARRAY_INDEX, fooErr1REQUIRES_VIOLATION, fooErr2REQUIRES_VIOLATION, mainErr4ENSURES_VIOLATIONMEMORY_LEAK, mainErr3REQUIRES_VIOLATION, mainErr1REQUIRES_VIOLATION, mainErr2REQUIRES_VIOLATION, mainErr0REQUIRES_VIOLATION]=== [2018-12-01 22:15:26,036 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-01 22:15:26,036 INFO L82 PathProgramCache]: Analyzing trace with hash 1104503271, now seen corresponding path program 22 times [2018-12-01 22:15:26,037 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-01 22:15:26,037 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-01 22:15:26,037 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 22:15:26,037 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-12-01 22:15:26,037 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 22:15:26,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:15:26,327 INFO L134 CoverageAnalysis]: Checked inductivity of 28481 backedges. 6259 proven. 433 refuted. 0 times theorem prover too weak. 21789 trivial. 0 not checked. [2018-12-01 22:15:26,327 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-01 22:15:26,328 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_6177db05-1e8d-4ded-a528-334e99c03368/bin-2019/uautomizer/z3 Starting monitored process 30 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 30 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-12-01 22:15:26,334 INFO L103 rtionOrderModulation]: Keeping assertion order TERMS_WITH_SMALL_CONSTANTS_FIRST [2018-12-01 22:15:26,496 INFO L249 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2018-12-01 22:15:26,496 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2018-12-01 22:15:26,502 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-01 22:15:26,747 INFO L134 CoverageAnalysis]: Checked inductivity of 28481 backedges. 6198 proven. 416 refuted. 0 times theorem prover too weak. 21867 trivial. 0 not checked. [2018-12-01 22:15:26,763 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-12-01 22:15:26,764 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [19, 15] total 33 [2018-12-01 22:15:26,764 INFO L459 AbstractCegarLoop]: Interpolant automaton has 34 states [2018-12-01 22:15:26,764 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2018-12-01 22:15:26,764 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=159, Invalid=963, Unknown=0, NotChecked=0, Total=1122 [2018-12-01 22:15:26,764 INFO L87 Difference]: Start difference. First operand 744 states and 749 transitions. Second operand 34 states. [2018-12-01 22:15:27,634 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-01 22:15:27,635 INFO L93 Difference]: Finished difference Result 930 states and 941 transitions. [2018-12-01 22:15:27,635 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2018-12-01 22:15:27,635 INFO L78 Accepts]: Start accepts. Automaton has 34 states. Word has length 658 [2018-12-01 22:15:27,635 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-01 22:15:27,636 INFO L225 Difference]: With dead ends: 930 [2018-12-01 22:15:27,636 INFO L226 Difference]: Without dead ends: 930 [2018-12-01 22:15:27,637 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 694 GetRequests, 644 SyntacticMatches, 0 SemanticMatches, 50 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 436 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=325, Invalid=2327, Unknown=0, NotChecked=0, Total=2652 [2018-12-01 22:15:27,637 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 930 states. [2018-12-01 22:15:27,641 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 930 to 904. [2018-12-01 22:15:27,641 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 904 states. [2018-12-01 22:15:27,642 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 904 states to 904 states and 914 transitions. [2018-12-01 22:15:27,642 INFO L78 Accepts]: Start accepts. Automaton has 904 states and 914 transitions. Word has length 658 [2018-12-01 22:15:27,642 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-01 22:15:27,642 INFO L480 AbstractCegarLoop]: Abstraction has 904 states and 914 transitions. [2018-12-01 22:15:27,642 INFO L481 AbstractCegarLoop]: Interpolant automaton has 34 states. [2018-12-01 22:15:27,642 INFO L276 IsEmpty]: Start isEmpty. Operand 904 states and 914 transitions. [2018-12-01 22:15:27,645 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 735 [2018-12-01 22:15:27,645 INFO L394 BasicCegarLoop]: Found error trace [2018-12-01 22:15:27,645 INFO L402 BasicCegarLoop]: trace histogram [117, 116, 116, 116, 116, 14, 14, 14, 13, 13, 13, 13, 13, 13, 13, 13, 1, 1, 1, 1, 1, 1, 1] [2018-12-01 22:15:27,645 INFO L423 AbstractCegarLoop]: === Iteration 37 === [fooErr0ASSERT_VIOLATIONARRAY_INDEX, fooErr1REQUIRES_VIOLATION, fooErr2REQUIRES_VIOLATION, mainErr4ENSURES_VIOLATIONMEMORY_LEAK, mainErr3REQUIRES_VIOLATION, mainErr1REQUIRES_VIOLATION, mainErr2REQUIRES_VIOLATION, mainErr0REQUIRES_VIOLATION]=== [2018-12-01 22:15:27,645 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-01 22:15:27,645 INFO L82 PathProgramCache]: Analyzing trace with hash -402943376, now seen corresponding path program 23 times [2018-12-01 22:15:27,645 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-01 22:15:27,645 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-01 22:15:27,646 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 22:15:27,646 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-12-01 22:15:27,646 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 22:15:27,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:15:28,192 INFO L134 CoverageAnalysis]: Checked inductivity of 36000 backedges. 12150 proven. 2051 refuted. 0 times theorem prover too weak. 21799 trivial. 0 not checked. [2018-12-01 22:15:28,192 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-01 22:15:28,192 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_6177db05-1e8d-4ded-a528-334e99c03368/bin-2019/uautomizer/z3 Starting monitored process 31 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 31 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-12-01 22:15:28,198 INFO L103 rtionOrderModulation]: Keeping assertion order INSIDE_LOOP_FIRST1 [2018-12-01 22:15:28,634 INFO L249 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 25 check-sat command(s) [2018-12-01 22:15:28,634 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2018-12-01 22:15:28,641 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-01 22:15:29,278 INFO L134 CoverageAnalysis]: Checked inductivity of 36000 backedges. 17896 proven. 1767 refuted. 0 times theorem prover too weak. 16337 trivial. 0 not checked. [2018-12-01 22:15:29,295 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-12-01 22:15:29,295 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [36, 32] total 65 [2018-12-01 22:15:29,295 INFO L459 AbstractCegarLoop]: Interpolant automaton has 65 states [2018-12-01 22:15:29,295 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 65 interpolants. [2018-12-01 22:15:29,296 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=556, Invalid=3604, Unknown=0, NotChecked=0, Total=4160 [2018-12-01 22:15:29,296 INFO L87 Difference]: Start difference. First operand 904 states and 914 transitions. Second operand 65 states. [2018-12-01 22:15:31,123 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-01 22:15:31,123 INFO L93 Difference]: Finished difference Result 761 states and 764 transitions. [2018-12-01 22:15:31,123 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 77 states. [2018-12-01 22:15:31,123 INFO L78 Accepts]: Start accepts. Automaton has 65 states. Word has length 734 [2018-12-01 22:15:31,124 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-01 22:15:31,125 INFO L225 Difference]: With dead ends: 761 [2018-12-01 22:15:31,125 INFO L226 Difference]: Without dead ends: 752 [2018-12-01 22:15:31,126 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 839 GetRequests, 707 SyntacticMatches, 0 SemanticMatches, 132 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5595 ImplicationChecksByTransitivity, 1.5s TimeCoverageRelationStatistics Valid=2644, Invalid=15178, Unknown=0, NotChecked=0, Total=17822 [2018-12-01 22:15:31,127 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 752 states. [2018-12-01 22:15:31,130 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 752 to 748. [2018-12-01 22:15:31,130 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 748 states. [2018-12-01 22:15:31,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 748 states to 748 states and 751 transitions. [2018-12-01 22:15:31,131 INFO L78 Accepts]: Start accepts. Automaton has 748 states and 751 transitions. Word has length 734 [2018-12-01 22:15:31,131 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-01 22:15:31,131 INFO L480 AbstractCegarLoop]: Abstraction has 748 states and 751 transitions. [2018-12-01 22:15:31,131 INFO L481 AbstractCegarLoop]: Interpolant automaton has 65 states. [2018-12-01 22:15:31,131 INFO L276 IsEmpty]: Start isEmpty. Operand 748 states and 751 transitions. [2018-12-01 22:15:31,134 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 740 [2018-12-01 22:15:31,134 INFO L394 BasicCegarLoop]: Found error trace [2018-12-01 22:15:31,134 INFO L402 BasicCegarLoop]: trace histogram [118, 117, 117, 117, 117, 14, 14, 14, 13, 13, 13, 13, 13, 13, 13, 13, 1, 1, 1, 1, 1, 1, 1] [2018-12-01 22:15:31,134 INFO L423 AbstractCegarLoop]: === Iteration 38 === [fooErr0ASSERT_VIOLATIONARRAY_INDEX, fooErr1REQUIRES_VIOLATION, fooErr2REQUIRES_VIOLATION, mainErr4ENSURES_VIOLATIONMEMORY_LEAK, mainErr3REQUIRES_VIOLATION, mainErr1REQUIRES_VIOLATION, mainErr2REQUIRES_VIOLATION, mainErr0REQUIRES_VIOLATION]=== [2018-12-01 22:15:31,134 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-01 22:15:31,134 INFO L82 PathProgramCache]: Analyzing trace with hash 79086155, now seen corresponding path program 24 times [2018-12-01 22:15:31,135 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-01 22:15:31,135 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-01 22:15:31,135 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 22:15:31,135 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-12-01 22:15:31,135 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 22:15:31,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:15:31,665 INFO L134 CoverageAnalysis]: Checked inductivity of 36595 backedges. 13360 proven. 1368 refuted. 0 times theorem prover too weak. 21867 trivial. 0 not checked. [2018-12-01 22:15:31,665 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-01 22:15:31,665 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_6177db05-1e8d-4ded-a528-334e99c03368/bin-2019/uautomizer/z3 Starting monitored process 32 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 32 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-12-01 22:15:31,671 INFO L103 rtionOrderModulation]: Keeping assertion order MIX_INSIDE_OUTSIDE [2018-12-01 22:15:32,358 INFO L249 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 26 check-sat command(s) [2018-12-01 22:15:32,358 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2018-12-01 22:15:32,365 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-01 22:15:32,741 INFO L134 CoverageAnalysis]: Checked inductivity of 36595 backedges. 7677 proven. 508 refuted. 0 times theorem prover too weak. 28410 trivial. 0 not checked. [2018-12-01 22:15:32,758 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-12-01 22:15:32,758 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [36, 20] total 53 [2018-12-01 22:15:32,758 INFO L459 AbstractCegarLoop]: Interpolant automaton has 53 states [2018-12-01 22:15:32,758 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 53 interpolants. [2018-12-01 22:15:32,759 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=398, Invalid=2358, Unknown=0, NotChecked=0, Total=2756 [2018-12-01 22:15:32,759 INFO L87 Difference]: Start difference. First operand 748 states and 751 transitions. Second operand 53 states. [2018-12-01 22:15:34,789 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-01 22:15:34,789 INFO L93 Difference]: Finished difference Result 934 states and 940 transitions. [2018-12-01 22:15:34,789 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 128 states. [2018-12-01 22:15:34,789 INFO L78 Accepts]: Start accepts. Automaton has 53 states. Word has length 739 [2018-12-01 22:15:34,789 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-01 22:15:34,790 INFO L225 Difference]: With dead ends: 934 [2018-12-01 22:15:34,790 INFO L226 Difference]: Without dead ends: 934 [2018-12-01 22:15:34,791 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 869 GetRequests, 723 SyntacticMatches, 0 SemanticMatches, 146 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7022 ImplicationChecksByTransitivity, 1.8s TimeCoverageRelationStatistics Valid=3308, Invalid=18448, Unknown=0, NotChecked=0, Total=21756 [2018-12-01 22:15:34,792 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 934 states. [2018-12-01 22:15:34,795 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 934 to 843. [2018-12-01 22:15:34,795 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 843 states. [2018-12-01 22:15:34,796 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 843 states to 843 states and 848 transitions. [2018-12-01 22:15:34,796 INFO L78 Accepts]: Start accepts. Automaton has 843 states and 848 transitions. Word has length 739 [2018-12-01 22:15:34,796 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-01 22:15:34,796 INFO L480 AbstractCegarLoop]: Abstraction has 843 states and 848 transitions. [2018-12-01 22:15:34,796 INFO L481 AbstractCegarLoop]: Interpolant automaton has 53 states. [2018-12-01 22:15:34,796 INFO L276 IsEmpty]: Start isEmpty. Operand 843 states and 848 transitions. [2018-12-01 22:15:34,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 826 [2018-12-01 22:15:34,799 INFO L394 BasicCegarLoop]: Found error trace [2018-12-01 22:15:34,799 INFO L402 BasicCegarLoop]: trace histogram [133, 132, 132, 132, 132, 15, 15, 15, 14, 14, 14, 14, 14, 14, 14, 14, 1, 1, 1, 1, 1, 1, 1] [2018-12-01 22:15:34,800 INFO L423 AbstractCegarLoop]: === Iteration 39 === [fooErr0ASSERT_VIOLATIONARRAY_INDEX, fooErr1REQUIRES_VIOLATION, fooErr2REQUIRES_VIOLATION, mainErr4ENSURES_VIOLATIONMEMORY_LEAK, mainErr3REQUIRES_VIOLATION, mainErr1REQUIRES_VIOLATION, mainErr2REQUIRES_VIOLATION, mainErr0REQUIRES_VIOLATION]=== [2018-12-01 22:15:34,800 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-01 22:15:34,800 INFO L82 PathProgramCache]: Analyzing trace with hash -1645932632, now seen corresponding path program 25 times [2018-12-01 22:15:34,800 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-01 22:15:34,800 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-01 22:15:34,800 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 22:15:34,800 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-12-01 22:15:34,800 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 22:15:34,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:15:35,399 INFO L134 CoverageAnalysis]: Checked inductivity of 46399 backedges. 16752 proven. 1830 refuted. 0 times theorem prover too weak. 27817 trivial. 0 not checked. [2018-12-01 22:15:35,399 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-01 22:15:35,400 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_6177db05-1e8d-4ded-a528-334e99c03368/bin-2019/uautomizer/z3 Starting monitored process 33 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 33 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-12-01 22:15:35,405 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-01 22:15:35,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:15:35,525 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-01 22:15:35,936 INFO L134 CoverageAnalysis]: Checked inductivity of 46399 backedges. 16912 proven. 469 refuted. 0 times theorem prover too weak. 29018 trivial. 0 not checked. [2018-12-01 22:15:35,951 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-12-01 22:15:35,951 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [36, 32] total 51 [2018-12-01 22:15:35,952 INFO L459 AbstractCegarLoop]: Interpolant automaton has 51 states [2018-12-01 22:15:35,952 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 51 interpolants. [2018-12-01 22:15:35,952 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=535, Invalid=2015, Unknown=0, NotChecked=0, Total=2550 [2018-12-01 22:15:35,952 INFO L87 Difference]: Start difference. First operand 843 states and 848 transitions. Second operand 51 states. [2018-12-01 22:15:36,869 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-01 22:15:36,870 INFO L93 Difference]: Finished difference Result 863 states and 865 transitions. [2018-12-01 22:15:36,870 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2018-12-01 22:15:36,870 INFO L78 Accepts]: Start accepts. Automaton has 51 states. Word has length 825 [2018-12-01 22:15:36,870 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-01 22:15:36,871 INFO L225 Difference]: With dead ends: 863 [2018-12-01 22:15:36,871 INFO L226 Difference]: Without dead ends: 842 [2018-12-01 22:15:36,872 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 890 GetRequests, 812 SyntacticMatches, 0 SemanticMatches, 78 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1950 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=1430, Invalid=4890, Unknown=0, NotChecked=0, Total=6320 [2018-12-01 22:15:36,872 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 842 states. [2018-12-01 22:15:36,875 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 842 to 839. [2018-12-01 22:15:36,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 839 states. [2018-12-01 22:15:36,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 839 states to 839 states and 840 transitions. [2018-12-01 22:15:36,876 INFO L78 Accepts]: Start accepts. Automaton has 839 states and 840 transitions. Word has length 825 [2018-12-01 22:15:36,876 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-01 22:15:36,876 INFO L480 AbstractCegarLoop]: Abstraction has 839 states and 840 transitions. [2018-12-01 22:15:36,876 INFO L481 AbstractCegarLoop]: Interpolant automaton has 51 states. [2018-12-01 22:15:36,876 INFO L276 IsEmpty]: Start isEmpty. Operand 839 states and 840 transitions. [2018-12-01 22:15:36,879 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 836 [2018-12-01 22:15:36,879 INFO L394 BasicCegarLoop]: Found error trace [2018-12-01 22:15:36,880 INFO L402 BasicCegarLoop]: trace histogram [135, 134, 134, 134, 134, 15, 15, 15, 14, 14, 14, 14, 14, 14, 14, 14, 1, 1, 1, 1, 1, 1, 1] [2018-12-01 22:15:36,880 INFO L423 AbstractCegarLoop]: === Iteration 40 === [fooErr0ASSERT_VIOLATIONARRAY_INDEX, fooErr1REQUIRES_VIOLATION, fooErr2REQUIRES_VIOLATION, mainErr4ENSURES_VIOLATIONMEMORY_LEAK, mainErr3REQUIRES_VIOLATION, mainErr1REQUIRES_VIOLATION, mainErr2REQUIRES_VIOLATION, mainErr0REQUIRES_VIOLATION]=== [2018-12-01 22:15:36,880 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-01 22:15:36,880 INFO L82 PathProgramCache]: Analyzing trace with hash 1746428258, now seen corresponding path program 26 times [2018-12-01 22:15:36,880 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-01 22:15:36,880 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-01 22:15:36,880 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 22:15:36,880 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-01 22:15:36,880 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 22:15:36,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:15:37,246 INFO L134 CoverageAnalysis]: Checked inductivity of 47756 backedges. 9458 proven. 589 refuted. 0 times theorem prover too weak. 37709 trivial. 0 not checked. [2018-12-01 22:15:37,246 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-01 22:15:37,246 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_6177db05-1e8d-4ded-a528-334e99c03368/bin-2019/uautomizer/z3 Starting monitored process 34 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 34 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-12-01 22:15:37,251 INFO L103 rtionOrderModulation]: Keeping assertion order OUTSIDE_LOOP_FIRST1 [2018-12-01 22:15:37,386 INFO L249 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2018-12-01 22:15:37,386 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2018-12-01 22:15:37,393 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-01 22:15:37,731 INFO L134 CoverageAnalysis]: Checked inductivity of 47756 backedges. 9387 proven. 555 refuted. 0 times theorem prover too weak. 37814 trivial. 0 not checked. [2018-12-01 22:15:37,746 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-12-01 22:15:37,747 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [21, 17] total 37 [2018-12-01 22:15:37,747 INFO L459 AbstractCegarLoop]: Interpolant automaton has 38 states [2018-12-01 22:15:37,748 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 38 interpolants. [2018-12-01 22:15:37,748 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=196, Invalid=1210, Unknown=0, NotChecked=0, Total=1406 [2018-12-01 22:15:37,748 INFO L87 Difference]: Start difference. First operand 839 states and 840 transitions. Second operand 38 states. [2018-12-01 22:15:38,924 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-01 22:15:38,924 INFO L93 Difference]: Finished difference Result 952 states and 956 transitions. [2018-12-01 22:15:38,924 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2018-12-01 22:15:38,924 INFO L78 Accepts]: Start accepts. Automaton has 38 states. Word has length 835 [2018-12-01 22:15:38,925 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-01 22:15:38,926 INFO L225 Difference]: With dead ends: 952 [2018-12-01 22:15:38,926 INFO L226 Difference]: Without dead ends: 952 [2018-12-01 22:15:38,926 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 874 GetRequests, 819 SyntacticMatches, 0 SemanticMatches, 55 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 528 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=374, Invalid=2818, Unknown=0, NotChecked=0, Total=3192 [2018-12-01 22:15:38,927 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 952 states. [2018-12-01 22:15:38,930 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 952 to 930. [2018-12-01 22:15:38,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 930 states. [2018-12-01 22:15:38,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 930 states to 930 states and 933 transitions. [2018-12-01 22:15:38,931 INFO L78 Accepts]: Start accepts. Automaton has 930 states and 933 transitions. Word has length 835 [2018-12-01 22:15:38,932 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-01 22:15:38,932 INFO L480 AbstractCegarLoop]: Abstraction has 930 states and 933 transitions. [2018-12-01 22:15:38,932 INFO L481 AbstractCegarLoop]: Interpolant automaton has 38 states. [2018-12-01 22:15:38,932 INFO L276 IsEmpty]: Start isEmpty. Operand 930 states and 933 transitions. [2018-12-01 22:15:38,935 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 927 [2018-12-01 22:15:38,935 INFO L394 BasicCegarLoop]: Found error trace [2018-12-01 22:15:38,936 INFO L402 BasicCegarLoop]: trace histogram [151, 150, 150, 150, 150, 16, 16, 16, 15, 15, 15, 15, 15, 15, 15, 15, 1, 1, 1, 1, 1, 1, 1] [2018-12-01 22:15:38,936 INFO L423 AbstractCegarLoop]: === Iteration 41 === [fooErr0ASSERT_VIOLATIONARRAY_INDEX, fooErr1REQUIRES_VIOLATION, fooErr2REQUIRES_VIOLATION, mainErr4ENSURES_VIOLATIONMEMORY_LEAK, mainErr3REQUIRES_VIOLATION, mainErr1REQUIRES_VIOLATION, mainErr2REQUIRES_VIOLATION, mainErr0REQUIRES_VIOLATION]=== [2018-12-01 22:15:38,936 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-01 22:15:38,936 INFO L82 PathProgramCache]: Analyzing trace with hash -848043632, now seen corresponding path program 27 times [2018-12-01 22:15:38,936 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-01 22:15:38,936 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-01 22:15:38,936 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 22:15:38,936 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-12-01 22:15:38,937 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 22:15:38,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:15:39,599 INFO L134 CoverageAnalysis]: Checked inductivity of 59640 backedges. 20023 proven. 1803 refuted. 0 times theorem prover too weak. 37814 trivial. 0 not checked. [2018-12-01 22:15:39,600 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-01 22:15:39,600 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_6177db05-1e8d-4ded-a528-334e99c03368/bin-2019/uautomizer/z3 Starting monitored process 35 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 35 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-12-01 22:15:39,605 INFO L103 rtionOrderModulation]: Keeping assertion order OUTSIDE_LOOP_FIRST2 [2018-12-01 22:15:39,802 INFO L249 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 17 check-sat command(s) [2018-12-01 22:15:39,802 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2018-12-01 22:15:39,807 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-01 22:15:40,327 INFO L134 CoverageAnalysis]: Checked inductivity of 59640 backedges. 19468 proven. 1803 refuted. 0 times theorem prover too weak. 38369 trivial. 0 not checked. [2018-12-01 22:15:40,342 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-12-01 22:15:40,342 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [40, 25] total 59 [2018-12-01 22:15:40,343 INFO L459 AbstractCegarLoop]: Interpolant automaton has 59 states [2018-12-01 22:15:40,343 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 59 interpolants. [2018-12-01 22:15:40,343 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=650, Invalid=2772, Unknown=0, NotChecked=0, Total=3422 [2018-12-01 22:15:40,343 INFO L87 Difference]: Start difference. First operand 930 states and 933 transitions. Second operand 59 states. [2018-12-01 22:15:41,478 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-01 22:15:41,478 INFO L93 Difference]: Finished difference Result 1039 states and 1044 transitions. [2018-12-01 22:15:41,479 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2018-12-01 22:15:41,479 INFO L78 Accepts]: Start accepts. Automaton has 59 states. Word has length 926 [2018-12-01 22:15:41,479 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-01 22:15:41,480 INFO L225 Difference]: With dead ends: 1039 [2018-12-01 22:15:41,480 INFO L226 Difference]: Without dead ends: 1039 [2018-12-01 22:15:41,481 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 1014 GetRequests, 908 SyntacticMatches, 0 SemanticMatches, 106 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3385 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=2732, Invalid=8824, Unknown=0, NotChecked=0, Total=11556 [2018-12-01 22:15:41,481 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1039 states. [2018-12-01 22:15:41,485 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1039 to 1032. [2018-12-01 22:15:41,485 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1032 states. [2018-12-01 22:15:41,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1032 states to 1032 states and 1037 transitions. [2018-12-01 22:15:41,486 INFO L78 Accepts]: Start accepts. Automaton has 1032 states and 1037 transitions. Word has length 926 [2018-12-01 22:15:41,487 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-01 22:15:41,487 INFO L480 AbstractCegarLoop]: Abstraction has 1032 states and 1037 transitions. [2018-12-01 22:15:41,487 INFO L481 AbstractCegarLoop]: Interpolant automaton has 59 states. [2018-12-01 22:15:41,487 INFO L276 IsEmpty]: Start isEmpty. Operand 1032 states and 1037 transitions. [2018-12-01 22:15:41,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 932 [2018-12-01 22:15:41,490 INFO L394 BasicCegarLoop]: Found error trace [2018-12-01 22:15:41,490 INFO L402 BasicCegarLoop]: trace histogram [152, 151, 151, 151, 151, 16, 16, 16, 15, 15, 15, 15, 15, 15, 15, 15, 1, 1, 1, 1, 1, 1, 1] [2018-12-01 22:15:41,491 INFO L423 AbstractCegarLoop]: === Iteration 42 === [fooErr0ASSERT_VIOLATIONARRAY_INDEX, fooErr1REQUIRES_VIOLATION, fooErr2REQUIRES_VIOLATION, mainErr4ENSURES_VIOLATIONMEMORY_LEAK, mainErr3REQUIRES_VIOLATION, mainErr1REQUIRES_VIOLATION, mainErr2REQUIRES_VIOLATION, mainErr0REQUIRES_VIOLATION]=== [2018-12-01 22:15:41,491 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-01 22:15:41,491 INFO L82 PathProgramCache]: Analyzing trace with hash 401870661, now seen corresponding path program 28 times [2018-12-01 22:15:41,491 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-01 22:15:41,491 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-01 22:15:41,491 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 22:15:41,491 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-12-01 22:15:41,491 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 22:15:41,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:15:42,156 INFO L134 CoverageAnalysis]: Checked inductivity of 60407 backedges. 11956 proven. 676 refuted. 0 times theorem prover too weak. 47775 trivial. 0 not checked. [2018-12-01 22:15:42,157 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-01 22:15:42,157 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_6177db05-1e8d-4ded-a528-334e99c03368/bin-2019/uautomizer/z3 Starting monitored process 36 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 36 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-12-01 22:15:42,162 INFO L103 rtionOrderModulation]: Keeping assertion order TERMS_WITH_SMALL_CONSTANTS_FIRST [2018-12-01 22:15:42,513 INFO L249 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2018-12-01 22:15:42,513 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2018-12-01 22:15:42,522 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-01 22:15:42,960 INFO L134 CoverageAnalysis]: Checked inductivity of 60407 backedges. 11325 proven. 632 refuted. 0 times theorem prover too weak. 48450 trivial. 0 not checked. [2018-12-01 22:15:42,977 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-12-01 22:15:42,977 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [37, 18] total 53 [2018-12-01 22:15:42,978 INFO L459 AbstractCegarLoop]: Interpolant automaton has 54 states [2018-12-01 22:15:42,978 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 54 interpolants. [2018-12-01 22:15:42,978 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=378, Invalid=2484, Unknown=0, NotChecked=0, Total=2862 [2018-12-01 22:15:42,978 INFO L87 Difference]: Start difference. First operand 1032 states and 1037 transitions. Second operand 54 states. [2018-12-01 22:15:44,496 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-01 22:15:44,496 INFO L93 Difference]: Finished difference Result 1244 states and 1255 transitions. [2018-12-01 22:15:44,497 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2018-12-01 22:15:44,497 INFO L78 Accepts]: Start accepts. Automaton has 54 states. Word has length 931 [2018-12-01 22:15:44,497 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-01 22:15:44,499 INFO L225 Difference]: With dead ends: 1244 [2018-12-01 22:15:44,499 INFO L226 Difference]: Without dead ends: 1244 [2018-12-01 22:15:44,499 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 987 GetRequests, 914 SyntacticMatches, 1 SemanticMatches, 72 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1171 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=681, Invalid=4721, Unknown=0, NotChecked=0, Total=5402 [2018-12-01 22:15:44,499 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1244 states. [2018-12-01 22:15:44,506 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1244 to 1222. [2018-12-01 22:15:44,506 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1222 states. [2018-12-01 22:15:44,507 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1222 states to 1222 states and 1232 transitions. [2018-12-01 22:15:44,507 INFO L78 Accepts]: Start accepts. Automaton has 1222 states and 1232 transitions. Word has length 931 [2018-12-01 22:15:44,508 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-01 22:15:44,508 INFO L480 AbstractCegarLoop]: Abstraction has 1222 states and 1232 transitions. [2018-12-01 22:15:44,508 INFO L481 AbstractCegarLoop]: Interpolant automaton has 54 states. [2018-12-01 22:15:44,508 INFO L276 IsEmpty]: Start isEmpty. Operand 1222 states and 1232 transitions. [2018-12-01 22:15:44,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1023 [2018-12-01 22:15:44,512 INFO L394 BasicCegarLoop]: Found error trace [2018-12-01 22:15:44,513 INFO L402 BasicCegarLoop]: trace histogram [168, 167, 167, 167, 167, 17, 17, 17, 16, 16, 16, 16, 16, 16, 16, 16, 1, 1, 1, 1, 1, 1, 1] [2018-12-01 22:15:44,513 INFO L423 AbstractCegarLoop]: === Iteration 43 === [fooErr0ASSERT_VIOLATIONARRAY_INDEX, fooErr1REQUIRES_VIOLATION, fooErr2REQUIRES_VIOLATION, mainErr4ENSURES_VIOLATIONMEMORY_LEAK, mainErr3REQUIRES_VIOLATION, mainErr1REQUIRES_VIOLATION, mainErr2REQUIRES_VIOLATION, mainErr0REQUIRES_VIOLATION]=== [2018-12-01 22:15:44,513 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-01 22:15:44,513 INFO L82 PathProgramCache]: Analyzing trace with hash -1689975411, now seen corresponding path program 29 times [2018-12-01 22:15:44,513 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-01 22:15:44,513 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-01 22:15:44,513 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 22:15:44,513 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-12-01 22:15:44,514 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 22:15:44,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:15:45,283 INFO L134 CoverageAnalysis]: Checked inductivity of 73695 backedges. 22209 proven. 3122 refuted. 0 times theorem prover too weak. 48364 trivial. 0 not checked. [2018-12-01 22:15:45,283 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-01 22:15:45,283 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_6177db05-1e8d-4ded-a528-334e99c03368/bin-2019/uautomizer/z3 Starting monitored process 37 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 37 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-12-01 22:15:45,289 INFO L103 rtionOrderModulation]: Keeping assertion order INSIDE_LOOP_FIRST1 [2018-12-01 22:15:46,175 INFO L249 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 36 check-sat command(s) [2018-12-01 22:15:46,175 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2018-12-01 22:15:46,186 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-01 22:15:47,169 INFO L134 CoverageAnalysis]: Checked inductivity of 73695 backedges. 37420 proven. 3556 refuted. 0 times theorem prover too weak. 32719 trivial. 0 not checked. [2018-12-01 22:15:47,186 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-12-01 22:15:47,187 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [42, 38] total 77 [2018-12-01 22:15:47,187 INFO L459 AbstractCegarLoop]: Interpolant automaton has 77 states [2018-12-01 22:15:47,187 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 77 interpolants. [2018-12-01 22:15:47,187 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=796, Invalid=5056, Unknown=0, NotChecked=0, Total=5852 [2018-12-01 22:15:47,188 INFO L87 Difference]: Start difference. First operand 1222 states and 1232 transitions. Second operand 77 states. [2018-12-01 22:15:50,682 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-01 22:15:50,683 INFO L93 Difference]: Finished difference Result 1049 states and 1052 transitions. [2018-12-01 22:15:50,683 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 82 states. [2018-12-01 22:15:50,683 INFO L78 Accepts]: Start accepts. Automaton has 77 states. Word has length 1022 [2018-12-01 22:15:50,684 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-01 22:15:50,686 INFO L225 Difference]: With dead ends: 1049 [2018-12-01 22:15:50,686 INFO L226 Difference]: Without dead ends: 1040 [2018-12-01 22:15:50,687 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 1138 GetRequests, 989 SyntacticMatches, 0 SemanticMatches, 149 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6784 ImplicationChecksByTransitivity, 2.6s TimeCoverageRelationStatistics Valid=3510, Invalid=19140, Unknown=0, NotChecked=0, Total=22650 [2018-12-01 22:15:50,688 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1040 states. [2018-12-01 22:15:50,695 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1040 to 1036. [2018-12-01 22:15:50,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1036 states. [2018-12-01 22:15:50,697 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1036 states to 1036 states and 1039 transitions. [2018-12-01 22:15:50,697 INFO L78 Accepts]: Start accepts. Automaton has 1036 states and 1039 transitions. Word has length 1022 [2018-12-01 22:15:50,697 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-01 22:15:50,698 INFO L480 AbstractCegarLoop]: Abstraction has 1036 states and 1039 transitions. [2018-12-01 22:15:50,698 INFO L481 AbstractCegarLoop]: Interpolant automaton has 77 states. [2018-12-01 22:15:50,698 INFO L276 IsEmpty]: Start isEmpty. Operand 1036 states and 1039 transitions. [2018-12-01 22:15:50,705 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1028 [2018-12-01 22:15:50,705 INFO L394 BasicCegarLoop]: Found error trace [2018-12-01 22:15:50,706 INFO L402 BasicCegarLoop]: trace histogram [169, 168, 168, 168, 168, 17, 17, 17, 16, 16, 16, 16, 16, 16, 16, 16, 1, 1, 1, 1, 1, 1, 1] [2018-12-01 22:15:50,706 INFO L423 AbstractCegarLoop]: === Iteration 44 === [fooErr0ASSERT_VIOLATIONARRAY_INDEX, fooErr1REQUIRES_VIOLATION, fooErr2REQUIRES_VIOLATION, mainErr4ENSURES_VIOLATIONMEMORY_LEAK, mainErr3REQUIRES_VIOLATION, mainErr1REQUIRES_VIOLATION, mainErr2REQUIRES_VIOLATION, mainErr0REQUIRES_VIOLATION]=== [2018-12-01 22:15:50,706 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-01 22:15:50,706 INFO L82 PathProgramCache]: Analyzing trace with hash -697239742, now seen corresponding path program 30 times [2018-12-01 22:15:50,706 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-01 22:15:50,706 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-01 22:15:50,707 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 22:15:50,707 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-12-01 22:15:50,707 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 22:15:50,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:15:51,489 INFO L134 CoverageAnalysis]: Checked inductivity of 74548 backedges. 24055 proven. 2043 refuted. 0 times theorem prover too weak. 48450 trivial. 0 not checked. [2018-12-01 22:15:51,489 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-01 22:15:51,489 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_6177db05-1e8d-4ded-a528-334e99c03368/bin-2019/uautomizer/z3 Starting monitored process 38 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 38 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-12-01 22:15:51,495 INFO L103 rtionOrderModulation]: Keeping assertion order MIX_INSIDE_OUTSIDE [2018-12-01 22:15:52,922 INFO L249 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 35 check-sat command(s) [2018-12-01 22:15:52,922 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2018-12-01 22:15:52,932 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-01 22:15:53,548 INFO L134 CoverageAnalysis]: Checked inductivity of 74548 backedges. 23423 proven. 2043 refuted. 0 times theorem prover too weak. 49082 trivial. 0 not checked. [2018-12-01 22:15:53,565 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-12-01 22:15:53,565 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [42, 26] total 62 [2018-12-01 22:15:53,566 INFO L459 AbstractCegarLoop]: Interpolant automaton has 62 states [2018-12-01 22:15:53,566 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 62 interpolants. [2018-12-01 22:15:53,566 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=723, Invalid=3059, Unknown=0, NotChecked=0, Total=3782 [2018-12-01 22:15:53,566 INFO L87 Difference]: Start difference. First operand 1036 states and 1039 transitions. Second operand 62 states. [2018-12-01 22:15:54,781 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-01 22:15:54,781 INFO L93 Difference]: Finished difference Result 1145 states and 1150 transitions. [2018-12-01 22:15:54,781 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2018-12-01 22:15:54,782 INFO L78 Accepts]: Start accepts. Automaton has 62 states. Word has length 1027 [2018-12-01 22:15:54,782 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-01 22:15:54,783 INFO L225 Difference]: With dead ends: 1145 [2018-12-01 22:15:54,783 INFO L226 Difference]: Without dead ends: 1145 [2018-12-01 22:15:54,784 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 1120 GetRequests, 1008 SyntacticMatches, 0 SemanticMatches, 112 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3801 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=3053, Invalid=9829, Unknown=0, NotChecked=0, Total=12882 [2018-12-01 22:15:54,784 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1145 states. [2018-12-01 22:15:54,788 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1145 to 1138. [2018-12-01 22:15:54,788 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1138 states. [2018-12-01 22:15:54,789 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1138 states to 1138 states and 1143 transitions. [2018-12-01 22:15:54,789 INFO L78 Accepts]: Start accepts. Automaton has 1138 states and 1143 transitions. Word has length 1027 [2018-12-01 22:15:54,790 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-01 22:15:54,790 INFO L480 AbstractCegarLoop]: Abstraction has 1138 states and 1143 transitions. [2018-12-01 22:15:54,790 INFO L481 AbstractCegarLoop]: Interpolant automaton has 62 states. [2018-12-01 22:15:54,790 INFO L276 IsEmpty]: Start isEmpty. Operand 1138 states and 1143 transitions. [2018-12-01 22:15:54,794 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1033 [2018-12-01 22:15:54,794 INFO L394 BasicCegarLoop]: Found error trace [2018-12-01 22:15:54,794 INFO L402 BasicCegarLoop]: trace histogram [170, 169, 169, 169, 169, 17, 17, 17, 16, 16, 16, 16, 16, 16, 16, 16, 1, 1, 1, 1, 1, 1, 1] [2018-12-01 22:15:54,794 INFO L423 AbstractCegarLoop]: === Iteration 45 === [fooErr0ASSERT_VIOLATIONARRAY_INDEX, fooErr1REQUIRES_VIOLATION, fooErr2REQUIRES_VIOLATION, mainErr4ENSURES_VIOLATIONMEMORY_LEAK, mainErr3REQUIRES_VIOLATION, mainErr1REQUIRES_VIOLATION, mainErr2REQUIRES_VIOLATION, mainErr0REQUIRES_VIOLATION]=== [2018-12-01 22:15:54,795 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-01 22:15:54,795 INFO L82 PathProgramCache]: Analyzing trace with hash 548287687, now seen corresponding path program 31 times [2018-12-01 22:15:54,795 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-01 22:15:54,795 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-01 22:15:54,795 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 22:15:54,795 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-12-01 22:15:54,795 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 22:15:54,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:15:55,286 INFO L134 CoverageAnalysis]: Checked inductivity of 75406 backedges. 13593 proven. 769 refuted. 0 times theorem prover too weak. 61044 trivial. 0 not checked. [2018-12-01 22:15:55,286 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-01 22:15:55,286 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_6177db05-1e8d-4ded-a528-334e99c03368/bin-2019/uautomizer/z3 Starting monitored process 39 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 39 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-12-01 22:15:55,292 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-01 22:15:55,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:15:55,444 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-01 22:15:55,908 INFO L134 CoverageAnalysis]: Checked inductivity of 75406 backedges. 13512 proven. 714 refuted. 0 times theorem prover too weak. 61180 trivial. 0 not checked. [2018-12-01 22:15:55,923 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-12-01 22:15:55,924 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [23, 19] total 41 [2018-12-01 22:15:55,924 INFO L459 AbstractCegarLoop]: Interpolant automaton has 42 states [2018-12-01 22:15:55,925 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 42 interpolants. [2018-12-01 22:15:55,925 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=237, Invalid=1485, Unknown=0, NotChecked=0, Total=1722 [2018-12-01 22:15:55,925 INFO L87 Difference]: Start difference. First operand 1138 states and 1143 transitions. Second operand 42 states. [2018-12-01 22:15:57,279 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-01 22:15:57,279 INFO L93 Difference]: Finished difference Result 1364 states and 1375 transitions. [2018-12-01 22:15:57,279 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2018-12-01 22:15:57,279 INFO L78 Accepts]: Start accepts. Automaton has 42 states. Word has length 1032 [2018-12-01 22:15:57,280 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-01 22:15:57,281 INFO L225 Difference]: With dead ends: 1364 [2018-12-01 22:15:57,281 INFO L226 Difference]: Without dead ends: 1364 [2018-12-01 22:15:57,282 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 1076 GetRequests, 1014 SyntacticMatches, 0 SemanticMatches, 62 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 670 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=443, Invalid=3589, Unknown=0, NotChecked=0, Total=4032 [2018-12-01 22:15:57,282 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1364 states. [2018-12-01 22:15:57,287 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1364 to 1338. [2018-12-01 22:15:57,287 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1338 states. [2018-12-01 22:15:57,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1338 states to 1338 states and 1348 transitions. [2018-12-01 22:15:57,288 INFO L78 Accepts]: Start accepts. Automaton has 1338 states and 1348 transitions. Word has length 1032 [2018-12-01 22:15:57,289 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-01 22:15:57,289 INFO L480 AbstractCegarLoop]: Abstraction has 1338 states and 1348 transitions. [2018-12-01 22:15:57,289 INFO L481 AbstractCegarLoop]: Interpolant automaton has 42 states. [2018-12-01 22:15:57,289 INFO L276 IsEmpty]: Start isEmpty. Operand 1338 states and 1348 transitions. [2018-12-01 22:15:57,294 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1129 [2018-12-01 22:15:57,294 INFO L394 BasicCegarLoop]: Found error trace [2018-12-01 22:15:57,294 INFO L402 BasicCegarLoop]: trace histogram [187, 186, 186, 186, 186, 18, 18, 18, 17, 17, 17, 17, 17, 17, 17, 17, 1, 1, 1, 1, 1, 1, 1] [2018-12-01 22:15:57,294 INFO L423 AbstractCegarLoop]: === Iteration 46 === [fooErr0ASSERT_VIOLATIONARRAY_INDEX, fooErr1REQUIRES_VIOLATION, fooErr2REQUIRES_VIOLATION, mainErr4ENSURES_VIOLATIONMEMORY_LEAK, mainErr3REQUIRES_VIOLATION, mainErr1REQUIRES_VIOLATION, mainErr2REQUIRES_VIOLATION, mainErr0REQUIRES_VIOLATION]=== [2018-12-01 22:15:57,294 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-01 22:15:57,295 INFO L82 PathProgramCache]: Analyzing trace with hash 1455325456, now seen corresponding path program 32 times [2018-12-01 22:15:57,295 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-01 22:15:57,295 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-01 22:15:57,295 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 22:15:57,295 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-01 22:15:57,295 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 22:15:57,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:15:58,180 INFO L134 CoverageAnalysis]: Checked inductivity of 91123 backedges. 26506 proven. 3529 refuted. 0 times theorem prover too weak. 61088 trivial. 0 not checked. [2018-12-01 22:15:58,180 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-01 22:15:58,180 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_6177db05-1e8d-4ded-a528-334e99c03368/bin-2019/uautomizer/z3 Starting monitored process 40 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 40 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-12-01 22:15:58,186 INFO L103 rtionOrderModulation]: Keeping assertion order OUTSIDE_LOOP_FIRST1 [2018-12-01 22:15:58,348 INFO L249 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2018-12-01 22:15:58,348 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2018-12-01 22:15:58,356 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-01 22:15:59,311 INFO L134 CoverageAnalysis]: Checked inductivity of 91123 backedges. 39629 proven. 616 refuted. 0 times theorem prover too weak. 50878 trivial. 0 not checked. [2018-12-01 22:15:59,327 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-12-01 22:15:59,327 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [44, 36] total 77 [2018-12-01 22:15:59,328 INFO L459 AbstractCegarLoop]: Interpolant automaton has 77 states [2018-12-01 22:15:59,328 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 77 interpolants. [2018-12-01 22:15:59,328 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=887, Invalid=4965, Unknown=0, NotChecked=0, Total=5852 [2018-12-01 22:15:59,329 INFO L87 Difference]: Start difference. First operand 1338 states and 1348 transitions. Second operand 77 states. [2018-12-01 22:16:01,434 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-01 22:16:01,434 INFO L93 Difference]: Finished difference Result 1155 states and 1158 transitions. [2018-12-01 22:16:01,434 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 91 states. [2018-12-01 22:16:01,434 INFO L78 Accepts]: Start accepts. Automaton has 77 states. Word has length 1128 [2018-12-01 22:16:01,435 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-01 22:16:01,437 INFO L225 Difference]: With dead ends: 1155 [2018-12-01 22:16:01,437 INFO L226 Difference]: Without dead ends: 1146 [2018-12-01 22:16:01,438 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 1239 GetRequests, 1096 SyntacticMatches, 0 SemanticMatches, 143 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6478 ImplicationChecksByTransitivity, 1.8s TimeCoverageRelationStatistics Valid=3173, Invalid=17707, Unknown=0, NotChecked=0, Total=20880 [2018-12-01 22:16:01,439 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1146 states. [2018-12-01 22:16:01,445 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1146 to 1142. [2018-12-01 22:16:01,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1142 states. [2018-12-01 22:16:01,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1142 states to 1142 states and 1145 transitions. [2018-12-01 22:16:01,447 INFO L78 Accepts]: Start accepts. Automaton has 1142 states and 1145 transitions. Word has length 1128 [2018-12-01 22:16:01,447 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-01 22:16:01,447 INFO L480 AbstractCegarLoop]: Abstraction has 1142 states and 1145 transitions. [2018-12-01 22:16:01,447 INFO L481 AbstractCegarLoop]: Interpolant automaton has 77 states. [2018-12-01 22:16:01,447 INFO L276 IsEmpty]: Start isEmpty. Operand 1142 states and 1145 transitions. [2018-12-01 22:16:01,454 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1134 [2018-12-01 22:16:01,454 INFO L394 BasicCegarLoop]: Found error trace [2018-12-01 22:16:01,454 INFO L402 BasicCegarLoop]: trace histogram [188, 187, 187, 187, 187, 18, 18, 18, 17, 17, 17, 17, 17, 17, 17, 17, 1, 1, 1, 1, 1, 1, 1] [2018-12-01 22:16:01,454 INFO L423 AbstractCegarLoop]: === Iteration 47 === [fooErr0ASSERT_VIOLATIONARRAY_INDEX, fooErr1REQUIRES_VIOLATION, fooErr2REQUIRES_VIOLATION, mainErr4ENSURES_VIOLATIONMEMORY_LEAK, mainErr3REQUIRES_VIOLATION, mainErr1REQUIRES_VIOLATION, mainErr2REQUIRES_VIOLATION, mainErr0REQUIRES_VIOLATION]=== [2018-12-01 22:16:01,454 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-01 22:16:01,454 INFO L82 PathProgramCache]: Analyzing trace with hash -1908118869, now seen corresponding path program 33 times [2018-12-01 22:16:01,455 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-01 22:16:01,455 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-01 22:16:01,455 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 22:16:01,455 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-12-01 22:16:01,455 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 22:16:01,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:16:02,303 INFO L134 CoverageAnalysis]: Checked inductivity of 92072 backedges. 28594 proven. 2298 refuted. 0 times theorem prover too weak. 61180 trivial. 0 not checked. [2018-12-01 22:16:02,303 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-01 22:16:02,303 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_6177db05-1e8d-4ded-a528-334e99c03368/bin-2019/uautomizer/z3 Starting monitored process 41 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 41 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-12-01 22:16:02,317 INFO L103 rtionOrderModulation]: Keeping assertion order OUTSIDE_LOOP_FIRST2 [2018-12-01 22:16:02,558 INFO L249 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 19 check-sat command(s) [2018-12-01 22:16:02,558 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2018-12-01 22:16:02,565 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-01 22:16:03,266 INFO L134 CoverageAnalysis]: Checked inductivity of 92072 backedges. 27880 proven. 2298 refuted. 0 times theorem prover too weak. 61894 trivial. 0 not checked. [2018-12-01 22:16:03,282 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-12-01 22:16:03,282 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [44, 27] total 65 [2018-12-01 22:16:03,283 INFO L459 AbstractCegarLoop]: Interpolant automaton has 65 states [2018-12-01 22:16:03,283 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 65 interpolants. [2018-12-01 22:16:03,283 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=800, Invalid=3360, Unknown=0, NotChecked=0, Total=4160 [2018-12-01 22:16:03,283 INFO L87 Difference]: Start difference. First operand 1142 states and 1145 transitions. Second operand 65 states. [2018-12-01 22:16:04,493 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-01 22:16:04,493 INFO L93 Difference]: Finished difference Result 1256 states and 1261 transitions. [2018-12-01 22:16:04,493 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 63 states. [2018-12-01 22:16:04,493 INFO L78 Accepts]: Start accepts. Automaton has 65 states. Word has length 1133 [2018-12-01 22:16:04,494 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-01 22:16:04,495 INFO L225 Difference]: With dead ends: 1256 [2018-12-01 22:16:04,495 INFO L226 Difference]: Without dead ends: 1256 [2018-12-01 22:16:04,496 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 1231 GetRequests, 1113 SyntacticMatches, 0 SemanticMatches, 118 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4241 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=3392, Invalid=10888, Unknown=0, NotChecked=0, Total=14280 [2018-12-01 22:16:04,496 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1256 states. [2018-12-01 22:16:04,501 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1256 to 1249. [2018-12-01 22:16:04,501 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1249 states. [2018-12-01 22:16:04,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1249 states to 1249 states and 1254 transitions. [2018-12-01 22:16:04,502 INFO L78 Accepts]: Start accepts. Automaton has 1249 states and 1254 transitions. Word has length 1133 [2018-12-01 22:16:04,502 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-01 22:16:04,502 INFO L480 AbstractCegarLoop]: Abstraction has 1249 states and 1254 transitions. [2018-12-01 22:16:04,502 INFO L481 AbstractCegarLoop]: Interpolant automaton has 65 states. [2018-12-01 22:16:04,502 INFO L276 IsEmpty]: Start isEmpty. Operand 1249 states and 1254 transitions. [2018-12-01 22:16:04,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1139 [2018-12-01 22:16:04,507 INFO L394 BasicCegarLoop]: Found error trace [2018-12-01 22:16:04,508 INFO L402 BasicCegarLoop]: trace histogram [189, 188, 188, 188, 188, 18, 18, 18, 17, 17, 17, 17, 17, 17, 17, 17, 1, 1, 1, 1, 1, 1, 1] [2018-12-01 22:16:04,508 INFO L423 AbstractCegarLoop]: === Iteration 48 === [fooErr0ASSERT_VIOLATIONARRAY_INDEX, fooErr1REQUIRES_VIOLATION, fooErr2REQUIRES_VIOLATION, mainErr4ENSURES_VIOLATIONMEMORY_LEAK, mainErr3REQUIRES_VIOLATION, mainErr1REQUIRES_VIOLATION, mainErr2REQUIRES_VIOLATION, mainErr0REQUIRES_VIOLATION]=== [2018-12-01 22:16:04,508 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-01 22:16:04,508 INFO L82 PathProgramCache]: Analyzing trace with hash -1485351030, now seen corresponding path program 34 times [2018-12-01 22:16:04,508 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-01 22:16:04,508 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-01 22:16:04,509 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 22:16:04,509 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-12-01 22:16:04,509 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 22:16:04,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:16:05,097 INFO L134 CoverageAnalysis]: Checked inductivity of 93026 backedges. 16131 proven. 868 refuted. 0 times theorem prover too weak. 76027 trivial. 0 not checked. [2018-12-01 22:16:05,098 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-01 22:16:05,098 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_6177db05-1e8d-4ded-a528-334e99c03368/bin-2019/uautomizer/z3 Starting monitored process 42 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 42 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-12-01 22:16:05,104 INFO L103 rtionOrderModulation]: Keeping assertion order TERMS_WITH_SMALL_CONSTANTS_FIRST [2018-12-01 22:16:05,715 INFO L249 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2018-12-01 22:16:05,715 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2018-12-01 22:16:05,727 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-01 22:16:06,273 INFO L134 CoverageAnalysis]: Checked inductivity of 93026 backedges. 15963 proven. 801 refuted. 0 times theorem prover too weak. 76262 trivial. 0 not checked. [2018-12-01 22:16:06,291 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-12-01 22:16:06,292 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [25, 20] total 44 [2018-12-01 22:16:06,292 INFO L459 AbstractCegarLoop]: Interpolant automaton has 45 states [2018-12-01 22:16:06,292 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 45 interpolants. [2018-12-01 22:16:06,292 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=263, Invalid=1717, Unknown=0, NotChecked=0, Total=1980 [2018-12-01 22:16:06,293 INFO L87 Difference]: Start difference. First operand 1249 states and 1254 transitions. Second operand 45 states. [2018-12-01 22:16:07,799 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-01 22:16:07,799 INFO L93 Difference]: Finished difference Result 1485 states and 1496 transitions. [2018-12-01 22:16:07,800 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 63 states. [2018-12-01 22:16:07,800 INFO L78 Accepts]: Start accepts. Automaton has 45 states. Word has length 1138 [2018-12-01 22:16:07,800 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-01 22:16:07,802 INFO L225 Difference]: With dead ends: 1485 [2018-12-01 22:16:07,802 INFO L226 Difference]: Without dead ends: 1485 [2018-12-01 22:16:07,802 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 1185 GetRequests, 1119 SyntacticMatches, 0 SemanticMatches, 66 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 789 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=497, Invalid=4059, Unknown=0, NotChecked=0, Total=4556 [2018-12-01 22:16:07,803 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1485 states. [2018-12-01 22:16:07,808 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1485 to 1459. [2018-12-01 22:16:07,808 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1459 states. [2018-12-01 22:16:07,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1459 states to 1459 states and 1469 transitions. [2018-12-01 22:16:07,810 INFO L78 Accepts]: Start accepts. Automaton has 1459 states and 1469 transitions. Word has length 1138 [2018-12-01 22:16:07,810 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-01 22:16:07,810 INFO L480 AbstractCegarLoop]: Abstraction has 1459 states and 1469 transitions. [2018-12-01 22:16:07,810 INFO L481 AbstractCegarLoop]: Interpolant automaton has 45 states. [2018-12-01 22:16:07,810 INFO L276 IsEmpty]: Start isEmpty. Operand 1459 states and 1469 transitions. [2018-12-01 22:16:07,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1240 [2018-12-01 22:16:07,816 INFO L394 BasicCegarLoop]: Found error trace [2018-12-01 22:16:07,816 INFO L402 BasicCegarLoop]: trace histogram [207, 206, 206, 206, 206, 19, 19, 19, 18, 18, 18, 18, 18, 18, 18, 18, 1, 1, 1, 1, 1, 1, 1] [2018-12-01 22:16:07,817 INFO L423 AbstractCegarLoop]: === Iteration 49 === [fooErr0ASSERT_VIOLATIONARRAY_INDEX, fooErr1REQUIRES_VIOLATION, fooErr2REQUIRES_VIOLATION, mainErr4ENSURES_VIOLATIONMEMORY_LEAK, mainErr3REQUIRES_VIOLATION, mainErr1REQUIRES_VIOLATION, mainErr2REQUIRES_VIOLATION, mainErr0REQUIRES_VIOLATION]=== [2018-12-01 22:16:07,817 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-01 22:16:07,817 INFO L82 PathProgramCache]: Analyzing trace with hash 775919112, now seen corresponding path program 35 times [2018-12-01 22:16:07,817 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-01 22:16:07,817 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-01 22:16:07,817 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 22:16:07,817 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-12-01 22:16:07,817 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 22:16:07,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:16:08,781 INFO L134 CoverageAnalysis]: Checked inductivity of 111450 backedges. 31325 proven. 3961 refuted. 0 times theorem prover too weak. 76164 trivial. 0 not checked. [2018-12-01 22:16:08,781 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-01 22:16:08,781 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_6177db05-1e8d-4ded-a528-334e99c03368/bin-2019/uautomizer/z3 Starting monitored process 43 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 43 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-12-01 22:16:08,787 INFO L103 rtionOrderModulation]: Keeping assertion order INSIDE_LOOP_FIRST1 [2018-12-01 22:16:10,239 INFO L249 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 45 check-sat command(s) [2018-12-01 22:16:10,239 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2018-12-01 22:16:10,253 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-01 22:16:11,496 INFO L134 CoverageAnalysis]: Checked inductivity of 111450 backedges. 50996 proven. 6057 refuted. 0 times theorem prover too weak. 54397 trivial. 0 not checked. [2018-12-01 22:16:11,514 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-12-01 22:16:11,514 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [46, 42] total 85 [2018-12-01 22:16:11,515 INFO L459 AbstractCegarLoop]: Interpolant automaton has 85 states [2018-12-01 22:16:11,515 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 85 interpolants. [2018-12-01 22:16:11,515 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=961, Invalid=6179, Unknown=0, NotChecked=0, Total=7140 [2018-12-01 22:16:11,516 INFO L87 Difference]: Start difference. First operand 1459 states and 1469 transitions. Second operand 85 states. [2018-12-01 22:16:13,811 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-01 22:16:13,811 INFO L93 Difference]: Finished difference Result 1266 states and 1269 transitions. [2018-12-01 22:16:13,812 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 92 states. [2018-12-01 22:16:13,812 INFO L78 Accepts]: Start accepts. Automaton has 85 states. Word has length 1239 [2018-12-01 22:16:13,812 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-01 22:16:13,814 INFO L225 Difference]: With dead ends: 1266 [2018-12-01 22:16:13,814 INFO L226 Difference]: Without dead ends: 1257 [2018-12-01 22:16:13,815 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 1369 GetRequests, 1202 SyntacticMatches, 0 SemanticMatches, 167 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8749 ImplicationChecksByTransitivity, 2.2s TimeCoverageRelationStatistics Valid=4284, Invalid=24108, Unknown=0, NotChecked=0, Total=28392 [2018-12-01 22:16:13,816 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1257 states. [2018-12-01 22:16:13,820 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1257 to 1253. [2018-12-01 22:16:13,820 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1253 states. [2018-12-01 22:16:13,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1253 states to 1253 states and 1256 transitions. [2018-12-01 22:16:13,821 INFO L78 Accepts]: Start accepts. Automaton has 1253 states and 1256 transitions. Word has length 1239 [2018-12-01 22:16:13,822 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-01 22:16:13,822 INFO L480 AbstractCegarLoop]: Abstraction has 1253 states and 1256 transitions. [2018-12-01 22:16:13,822 INFO L481 AbstractCegarLoop]: Interpolant automaton has 85 states. [2018-12-01 22:16:13,822 INFO L276 IsEmpty]: Start isEmpty. Operand 1253 states and 1256 transitions. [2018-12-01 22:16:13,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1245 [2018-12-01 22:16:13,828 INFO L394 BasicCegarLoop]: Found error trace [2018-12-01 22:16:13,828 INFO L402 BasicCegarLoop]: trace histogram [208, 207, 207, 207, 207, 19, 19, 19, 18, 18, 18, 18, 18, 18, 18, 18, 1, 1, 1, 1, 1, 1, 1] [2018-12-01 22:16:13,828 INFO L423 AbstractCegarLoop]: === Iteration 50 === [fooErr0ASSERT_VIOLATIONARRAY_INDEX, fooErr1REQUIRES_VIOLATION, fooErr2REQUIRES_VIOLATION, mainErr4ENSURES_VIOLATIONMEMORY_LEAK, mainErr3REQUIRES_VIOLATION, mainErr1REQUIRES_VIOLATION, mainErr2REQUIRES_VIOLATION, mainErr0REQUIRES_VIOLATION]=== [2018-12-01 22:16:13,828 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-01 22:16:13,828 INFO L82 PathProgramCache]: Analyzing trace with hash -1962245081, now seen corresponding path program 36 times [2018-12-01 22:16:13,829 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-01 22:16:13,829 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-01 22:16:13,829 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 22:16:13,829 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-12-01 22:16:13,829 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 22:16:13,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:16:14,838 INFO L134 CoverageAnalysis]: Checked inductivity of 112500 backedges. 33670 proven. 2568 refuted. 0 times theorem prover too weak. 76262 trivial. 0 not checked. [2018-12-01 22:16:14,839 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-01 22:16:14,839 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_6177db05-1e8d-4ded-a528-334e99c03368/bin-2019/uautomizer/z3 Starting monitored process 44 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 44 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-12-01 22:16:14,844 INFO L103 rtionOrderModulation]: Keeping assertion order MIX_INSIDE_OUTSIDE [2018-12-01 22:16:15,660 INFO L249 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 39 check-sat command(s) [2018-12-01 22:16:15,661 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2018-12-01 22:16:15,670 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-01 22:16:16,407 INFO L134 CoverageAnalysis]: Checked inductivity of 112500 backedges. 18596 proven. 893 refuted. 0 times theorem prover too weak. 93011 trivial. 0 not checked. [2018-12-01 22:16:16,423 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-12-01 22:16:16,424 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [46, 22] total 67 [2018-12-01 22:16:16,424 INFO L459 AbstractCegarLoop]: Interpolant automaton has 67 states [2018-12-01 22:16:16,424 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 67 interpolants. [2018-12-01 22:16:16,424 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=686, Invalid=3736, Unknown=0, NotChecked=0, Total=4422 [2018-12-01 22:16:16,425 INFO L87 Difference]: Start difference. First operand 1253 states and 1256 transitions. Second operand 67 states. [2018-12-01 22:16:18,197 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-01 22:16:18,197 INFO L93 Difference]: Finished difference Result 1380 states and 1386 transitions. [2018-12-01 22:16:18,197 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 68 states. [2018-12-01 22:16:18,198 INFO L78 Accepts]: Start accepts. Automaton has 67 states. Word has length 1244 [2018-12-01 22:16:18,198 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-01 22:16:18,200 INFO L225 Difference]: With dead ends: 1380 [2018-12-01 22:16:18,200 INFO L226 Difference]: Without dead ends: 1380 [2018-12-01 22:16:18,200 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 1348 GetRequests, 1224 SyntacticMatches, 0 SemanticMatches, 124 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3743 ImplicationChecksByTransitivity, 1.9s TimeCoverageRelationStatistics Valid=3576, Invalid=12174, Unknown=0, NotChecked=0, Total=15750 [2018-12-01 22:16:18,201 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1380 states. [2018-12-01 22:16:18,206 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1380 to 1370. [2018-12-01 22:16:18,206 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1370 states. [2018-12-01 22:16:18,207 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1370 states to 1370 states and 1376 transitions. [2018-12-01 22:16:18,207 INFO L78 Accepts]: Start accepts. Automaton has 1370 states and 1376 transitions. Word has length 1244 [2018-12-01 22:16:18,207 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-01 22:16:18,207 INFO L480 AbstractCegarLoop]: Abstraction has 1370 states and 1376 transitions. [2018-12-01 22:16:18,207 INFO L481 AbstractCegarLoop]: Interpolant automaton has 67 states. [2018-12-01 22:16:18,207 INFO L276 IsEmpty]: Start isEmpty. Operand 1370 states and 1376 transitions. [2018-12-01 22:16:18,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1255 [2018-12-01 22:16:18,214 INFO L394 BasicCegarLoop]: Found error trace [2018-12-01 22:16:18,214 INFO L402 BasicCegarLoop]: trace histogram [210, 209, 209, 209, 209, 19, 19, 19, 18, 18, 18, 18, 18, 18, 18, 18, 1, 1, 1, 1, 1, 1, 1] [2018-12-01 22:16:18,214 INFO L423 AbstractCegarLoop]: === Iteration 51 === [fooErr0ASSERT_VIOLATIONARRAY_INDEX, fooErr1REQUIRES_VIOLATION, fooErr2REQUIRES_VIOLATION, mainErr4ENSURES_VIOLATIONMEMORY_LEAK, mainErr3REQUIRES_VIOLATION, mainErr1REQUIRES_VIOLATION, mainErr2REQUIRES_VIOLATION, mainErr0REQUIRES_VIOLATION]=== [2018-12-01 22:16:18,215 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-01 22:16:18,215 INFO L82 PathProgramCache]: Analyzing trace with hash 1445425069, now seen corresponding path program 37 times [2018-12-01 22:16:18,215 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-01 22:16:18,215 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-01 22:16:18,215 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 22:16:18,215 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-12-01 22:16:18,215 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 22:16:18,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:16:19,120 INFO L134 CoverageAnalysis]: Checked inductivity of 114615 backedges. 20625 proven. 993 refuted. 0 times theorem prover too weak. 92997 trivial. 0 not checked. [2018-12-01 22:16:19,120 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-01 22:16:19,121 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_6177db05-1e8d-4ded-a528-334e99c03368/bin-2019/uautomizer/z3 Starting monitored process 45 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 45 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-12-01 22:16:19,126 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-01 22:16:19,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:16:19,309 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-01 22:16:20,226 INFO L134 CoverageAnalysis]: Checked inductivity of 114615 backedges. 20664 proven. 954 refuted. 0 times theorem prover too weak. 92997 trivial. 0 not checked. [2018-12-01 22:16:20,242 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-12-01 22:16:20,242 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [44, 43] total 66 [2018-12-01 22:16:20,242 INFO L459 AbstractCegarLoop]: Interpolant automaton has 66 states [2018-12-01 22:16:20,242 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 66 interpolants. [2018-12-01 22:16:20,243 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=991, Invalid=3299, Unknown=0, NotChecked=0, Total=4290 [2018-12-01 22:16:20,243 INFO L87 Difference]: Start difference. First operand 1370 states and 1376 transitions. Second operand 66 states. [2018-12-01 22:16:21,362 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-01 22:16:21,362 INFO L93 Difference]: Finished difference Result 1601 states and 1611 transitions. [2018-12-01 22:16:21,362 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 62 states. [2018-12-01 22:16:21,362 INFO L78 Accepts]: Start accepts. Automaton has 66 states. Word has length 1254 [2018-12-01 22:16:21,363 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-01 22:16:21,365 INFO L225 Difference]: With dead ends: 1601 [2018-12-01 22:16:21,365 INFO L226 Difference]: Without dead ends: 1601 [2018-12-01 22:16:21,365 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 1336 GetRequests, 1233 SyntacticMatches, 0 SemanticMatches, 103 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1823 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=2782, Invalid=8138, Unknown=0, NotChecked=0, Total=10920 [2018-12-01 22:16:21,366 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1601 states. [2018-12-01 22:16:21,372 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1601 to 1590. [2018-12-01 22:16:21,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1590 states. [2018-12-01 22:16:21,373 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1590 states to 1590 states and 1600 transitions. [2018-12-01 22:16:21,373 INFO L78 Accepts]: Start accepts. Automaton has 1590 states and 1600 transitions. Word has length 1254 [2018-12-01 22:16:21,373 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-01 22:16:21,373 INFO L480 AbstractCegarLoop]: Abstraction has 1590 states and 1600 transitions. [2018-12-01 22:16:21,373 INFO L481 AbstractCegarLoop]: Interpolant automaton has 66 states. [2018-12-01 22:16:21,374 INFO L276 IsEmpty]: Start isEmpty. Operand 1590 states and 1600 transitions. [2018-12-01 22:16:21,381 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1356 [2018-12-01 22:16:21,381 INFO L394 BasicCegarLoop]: Found error trace [2018-12-01 22:16:21,381 INFO L402 BasicCegarLoop]: trace histogram [228, 227, 227, 227, 227, 20, 20, 20, 19, 19, 19, 19, 19, 19, 19, 19, 1, 1, 1, 1, 1, 1, 1] [2018-12-01 22:16:21,381 INFO L423 AbstractCegarLoop]: === Iteration 52 === [fooErr0ASSERT_VIOLATIONARRAY_INDEX, fooErr1REQUIRES_VIOLATION, fooErr2REQUIRES_VIOLATION, mainErr4ENSURES_VIOLATIONMEMORY_LEAK, mainErr3REQUIRES_VIOLATION, mainErr1REQUIRES_VIOLATION, mainErr2REQUIRES_VIOLATION, mainErr0REQUIRES_VIOLATION]=== [2018-12-01 22:16:21,381 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-01 22:16:21,381 INFO L82 PathProgramCache]: Analyzing trace with hash -862088469, now seen corresponding path program 38 times [2018-12-01 22:16:21,381 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-01 22:16:21,381 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-01 22:16:21,382 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 22:16:21,382 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-01 22:16:21,382 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 22:16:21,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:16:22,483 INFO L134 CoverageAnalysis]: Checked inductivity of 134979 backedges. 36696 proven. 4418 refuted. 0 times theorem prover too weak. 93865 trivial. 0 not checked. [2018-12-01 22:16:22,484 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-01 22:16:22,484 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_6177db05-1e8d-4ded-a528-334e99c03368/bin-2019/uautomizer/z3 Starting monitored process 46 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 46 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-12-01 22:16:22,489 INFO L103 rtionOrderModulation]: Keeping assertion order OUTSIDE_LOOP_FIRST1 [2018-12-01 22:16:22,688 INFO L249 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2018-12-01 22:16:22,689 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2018-12-01 22:16:22,699 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-01 22:16:23,922 INFO L134 CoverageAnalysis]: Checked inductivity of 134979 backedges. 54954 proven. 783 refuted. 0 times theorem prover too weak. 79242 trivial. 0 not checked. [2018-12-01 22:16:23,938 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-12-01 22:16:23,939 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [48, 40] total 85 [2018-12-01 22:16:23,939 INFO L459 AbstractCegarLoop]: Interpolant automaton has 85 states [2018-12-01 22:16:23,939 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 85 interpolants. [2018-12-01 22:16:23,940 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1084, Invalid=6056, Unknown=0, NotChecked=0, Total=7140 [2018-12-01 22:16:23,940 INFO L87 Difference]: Start difference. First operand 1590 states and 1600 transitions. Second operand 85 states. [2018-12-01 22:16:26,078 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-01 22:16:26,078 INFO L93 Difference]: Finished difference Result 1382 states and 1385 transitions. [2018-12-01 22:16:26,079 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 101 states. [2018-12-01 22:16:26,079 INFO L78 Accepts]: Start accepts. Automaton has 85 states. Word has length 1355 [2018-12-01 22:16:26,079 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-01 22:16:26,081 INFO L225 Difference]: With dead ends: 1382 [2018-12-01 22:16:26,081 INFO L226 Difference]: Without dead ends: 1373 [2018-12-01 22:16:26,082 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 1478 GetRequests, 1319 SyntacticMatches, 0 SemanticMatches, 159 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8078 ImplicationChecksByTransitivity, 2.0s TimeCoverageRelationStatistics Valid=3902, Invalid=21858, Unknown=0, NotChecked=0, Total=25760 [2018-12-01 22:16:26,083 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1373 states. [2018-12-01 22:16:26,088 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1373 to 1369. [2018-12-01 22:16:26,089 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1369 states. [2018-12-01 22:16:26,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1369 states to 1369 states and 1372 transitions. [2018-12-01 22:16:26,090 INFO L78 Accepts]: Start accepts. Automaton has 1369 states and 1372 transitions. Word has length 1355 [2018-12-01 22:16:26,090 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-01 22:16:26,090 INFO L480 AbstractCegarLoop]: Abstraction has 1369 states and 1372 transitions. [2018-12-01 22:16:26,090 INFO L481 AbstractCegarLoop]: Interpolant automaton has 85 states. [2018-12-01 22:16:26,090 INFO L276 IsEmpty]: Start isEmpty. Operand 1369 states and 1372 transitions. [2018-12-01 22:16:26,098 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1361 [2018-12-01 22:16:26,098 INFO L394 BasicCegarLoop]: Found error trace [2018-12-01 22:16:26,099 INFO L402 BasicCegarLoop]: trace histogram [229, 228, 228, 228, 228, 20, 20, 20, 19, 19, 19, 19, 19, 19, 19, 19, 1, 1, 1, 1, 1, 1, 1] [2018-12-01 22:16:26,099 INFO L423 AbstractCegarLoop]: === Iteration 53 === [fooErr0ASSERT_VIOLATIONARRAY_INDEX, fooErr1REQUIRES_VIOLATION, fooErr2REQUIRES_VIOLATION, mainErr4ENSURES_VIOLATIONMEMORY_LEAK, mainErr3REQUIRES_VIOLATION, mainErr1REQUIRES_VIOLATION, mainErr2REQUIRES_VIOLATION, mainErr0REQUIRES_VIOLATION]=== [2018-12-01 22:16:26,099 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-01 22:16:26,099 INFO L82 PathProgramCache]: Analyzing trace with hash -1077882064, now seen corresponding path program 39 times [2018-12-01 22:16:26,099 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-01 22:16:26,099 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-01 22:16:26,100 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 22:16:26,100 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-12-01 22:16:26,100 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 22:16:26,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:16:27,228 INFO L134 CoverageAnalysis]: Checked inductivity of 136135 backedges. 39313 proven. 2853 refuted. 0 times theorem prover too weak. 93969 trivial. 0 not checked. [2018-12-01 22:16:27,228 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-01 22:16:27,228 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_6177db05-1e8d-4ded-a528-334e99c03368/bin-2019/uautomizer/z3 Starting monitored process 47 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 47 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-12-01 22:16:27,235 INFO L103 rtionOrderModulation]: Keeping assertion order OUTSIDE_LOOP_FIRST2 [2018-12-01 22:16:27,608 INFO L249 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 21 check-sat command(s) [2018-12-01 22:16:27,609 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2018-12-01 22:16:27,617 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-01 22:16:28,508 INFO L134 CoverageAnalysis]: Checked inductivity of 136135 backedges. 38420 proven. 2853 refuted. 0 times theorem prover too weak. 94862 trivial. 0 not checked. [2018-12-01 22:16:28,524 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-12-01 22:16:28,524 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [48, 29] total 71 [2018-12-01 22:16:28,525 INFO L459 AbstractCegarLoop]: Interpolant automaton has 71 states [2018-12-01 22:16:28,525 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 71 interpolants. [2018-12-01 22:16:28,525 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=966, Invalid=4004, Unknown=0, NotChecked=0, Total=4970 [2018-12-01 22:16:28,525 INFO L87 Difference]: Start difference. First operand 1369 states and 1372 transitions. Second operand 71 states. [2018-12-01 22:16:29,965 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-01 22:16:29,966 INFO L93 Difference]: Finished difference Result 1493 states and 1498 transitions. [2018-12-01 22:16:29,966 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 69 states. [2018-12-01 22:16:29,966 INFO L78 Accepts]: Start accepts. Automaton has 71 states. Word has length 1360 [2018-12-01 22:16:29,966 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-01 22:16:29,968 INFO L225 Difference]: With dead ends: 1493 [2018-12-01 22:16:29,968 INFO L226 Difference]: Without dead ends: 1493 [2018-12-01 22:16:29,969 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 1468 GetRequests, 1338 SyntacticMatches, 0 SemanticMatches, 130 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5193 ImplicationChecksByTransitivity, 1.6s TimeCoverageRelationStatistics Valid=4124, Invalid=13168, Unknown=0, NotChecked=0, Total=17292 [2018-12-01 22:16:29,969 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1493 states. [2018-12-01 22:16:29,974 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1493 to 1486. [2018-12-01 22:16:29,975 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1486 states. [2018-12-01 22:16:29,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1486 states to 1486 states and 1491 transitions. [2018-12-01 22:16:29,976 INFO L78 Accepts]: Start accepts. Automaton has 1486 states and 1491 transitions. Word has length 1360 [2018-12-01 22:16:29,976 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-01 22:16:29,976 INFO L480 AbstractCegarLoop]: Abstraction has 1486 states and 1491 transitions. [2018-12-01 22:16:29,976 INFO L481 AbstractCegarLoop]: Interpolant automaton has 71 states. [2018-12-01 22:16:29,976 INFO L276 IsEmpty]: Start isEmpty. Operand 1486 states and 1491 transitions. [2018-12-01 22:16:29,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1366 [2018-12-01 22:16:29,983 INFO L394 BasicCegarLoop]: Found error trace [2018-12-01 22:16:29,984 INFO L402 BasicCegarLoop]: trace histogram [230, 229, 229, 229, 229, 20, 20, 20, 19, 19, 19, 19, 19, 19, 19, 19, 1, 1, 1, 1, 1, 1, 1] [2018-12-01 22:16:29,984 INFO L423 AbstractCegarLoop]: === Iteration 54 === [fooErr0ASSERT_VIOLATIONARRAY_INDEX, fooErr1REQUIRES_VIOLATION, fooErr2REQUIRES_VIOLATION, mainErr4ENSURES_VIOLATIONMEMORY_LEAK, mainErr3REQUIRES_VIOLATION, mainErr1REQUIRES_VIOLATION, mainErr2REQUIRES_VIOLATION, mainErr0REQUIRES_VIOLATION]=== [2018-12-01 22:16:29,984 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-01 22:16:29,984 INFO L82 PathProgramCache]: Analyzing trace with hash -1160826203, now seen corresponding path program 40 times [2018-12-01 22:16:29,984 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-01 22:16:29,985 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-01 22:16:29,985 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 22:16:29,985 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-12-01 22:16:29,985 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 22:16:30,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:16:30,809 INFO L134 CoverageAnalysis]: Checked inductivity of 137296 backedges. 22074 proven. 1084 refuted. 0 times theorem prover too weak. 114138 trivial. 0 not checked. [2018-12-01 22:16:30,810 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-01 22:16:30,810 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_6177db05-1e8d-4ded-a528-334e99c03368/bin-2019/uautomizer/z3 Starting monitored process 48 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 48 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-12-01 22:16:30,825 INFO L103 rtionOrderModulation]: Keeping assertion order TERMS_WITH_SMALL_CONSTANTS_FIRST [2018-12-01 22:16:31,598 INFO L249 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2018-12-01 22:16:31,598 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2018-12-01 22:16:31,612 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-01 22:16:32,333 INFO L134 CoverageAnalysis]: Checked inductivity of 137296 backedges. 21717 proven. 990 refuted. 0 times theorem prover too weak. 114589 trivial. 0 not checked. [2018-12-01 22:16:32,351 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-12-01 22:16:32,351 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [29, 22] total 50 [2018-12-01 22:16:32,352 INFO L459 AbstractCegarLoop]: Interpolant automaton has 51 states [2018-12-01 22:16:32,352 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 51 interpolants. [2018-12-01 22:16:32,352 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=321, Invalid=2229, Unknown=0, NotChecked=0, Total=2550 [2018-12-01 22:16:32,352 INFO L87 Difference]: Start difference. First operand 1486 states and 1491 transitions. Second operand 51 states. [2018-12-01 22:16:33,743 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-01 22:16:33,743 INFO L93 Difference]: Finished difference Result 1742 states and 1753 transitions. [2018-12-01 22:16:33,743 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 69 states. [2018-12-01 22:16:33,743 INFO L78 Accepts]: Start accepts. Automaton has 51 states. Word has length 1365 [2018-12-01 22:16:33,744 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-01 22:16:33,746 INFO L225 Difference]: With dead ends: 1742 [2018-12-01 22:16:33,746 INFO L226 Difference]: Without dead ends: 1742 [2018-12-01 22:16:33,746 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 1418 GetRequests, 1344 SyntacticMatches, 0 SemanticMatches, 74 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1051 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=614, Invalid=5086, Unknown=0, NotChecked=0, Total=5700 [2018-12-01 22:16:33,747 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1742 states. [2018-12-01 22:16:33,753 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1742 to 1716. [2018-12-01 22:16:33,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1716 states. [2018-12-01 22:16:33,754 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1716 states to 1716 states and 1726 transitions. [2018-12-01 22:16:33,754 INFO L78 Accepts]: Start accepts. Automaton has 1716 states and 1726 transitions. Word has length 1365 [2018-12-01 22:16:33,754 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-01 22:16:33,754 INFO L480 AbstractCegarLoop]: Abstraction has 1716 states and 1726 transitions. [2018-12-01 22:16:33,754 INFO L481 AbstractCegarLoop]: Interpolant automaton has 51 states. [2018-12-01 22:16:33,754 INFO L276 IsEmpty]: Start isEmpty. Operand 1716 states and 1726 transitions. [2018-12-01 22:16:33,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1477 [2018-12-01 22:16:33,762 INFO L394 BasicCegarLoop]: Found error trace [2018-12-01 22:16:33,763 INFO L402 BasicCegarLoop]: trace histogram [250, 249, 249, 249, 249, 21, 21, 21, 20, 20, 20, 20, 20, 20, 20, 20, 1, 1, 1, 1, 1, 1, 1] [2018-12-01 22:16:33,763 INFO L423 AbstractCegarLoop]: === Iteration 55 === [fooErr0ASSERT_VIOLATIONARRAY_INDEX, fooErr1REQUIRES_VIOLATION, fooErr2REQUIRES_VIOLATION, mainErr4ENSURES_VIOLATIONMEMORY_LEAK, mainErr3REQUIRES_VIOLATION, mainErr1REQUIRES_VIOLATION, mainErr2REQUIRES_VIOLATION, mainErr0REQUIRES_VIOLATION]=== [2018-12-01 22:16:33,763 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-01 22:16:33,763 INFO L82 PathProgramCache]: Analyzing trace with hash 1797808493, now seen corresponding path program 41 times [2018-12-01 22:16:33,763 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-01 22:16:33,763 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-01 22:16:33,763 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 22:16:33,764 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-12-01 22:16:33,764 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 22:16:33,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:16:35,010 INFO L134 CoverageAnalysis]: Checked inductivity of 162028 backedges. 42649 proven. 4900 refuted. 0 times theorem prover too weak. 114479 trivial. 0 not checked. [2018-12-01 22:16:35,010 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-01 22:16:35,010 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_6177db05-1e8d-4ded-a528-334e99c03368/bin-2019/uautomizer/z3 Starting monitored process 49 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 49 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-12-01 22:16:35,017 INFO L103 rtionOrderModulation]: Keeping assertion order INSIDE_LOOP_FIRST1 [2018-12-01 22:16:38,751 INFO L249 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 47 check-sat command(s) [2018-12-01 22:16:38,751 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2018-12-01 22:16:38,772 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-01 22:16:40,344 INFO L134 CoverageAnalysis]: Checked inductivity of 162028 backedges. 67896 proven. 8842 refuted. 0 times theorem prover too weak. 85290 trivial. 0 not checked. [2018-12-01 22:16:40,365 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-12-01 22:16:40,365 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [50, 46] total 93 [2018-12-01 22:16:40,366 INFO L459 AbstractCegarLoop]: Interpolant automaton has 93 states [2018-12-01 22:16:40,366 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 93 interpolants. [2018-12-01 22:16:40,366 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1146, Invalid=7410, Unknown=0, NotChecked=0, Total=8556 [2018-12-01 22:16:40,366 INFO L87 Difference]: Start difference. First operand 1716 states and 1726 transitions. Second operand 93 states. [2018-12-01 22:16:43,379 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-01 22:16:43,379 INFO L93 Difference]: Finished difference Result 1503 states and 1506 transitions. [2018-12-01 22:16:43,380 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 102 states. [2018-12-01 22:16:43,380 INFO L78 Accepts]: Start accepts. Automaton has 93 states. Word has length 1476 [2018-12-01 22:16:43,380 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-01 22:16:43,382 INFO L225 Difference]: With dead ends: 1503 [2018-12-01 22:16:43,382 INFO L226 Difference]: Without dead ends: 1494 [2018-12-01 22:16:43,383 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 1620 GetRequests, 1435 SyntacticMatches, 0 SemanticMatches, 185 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10950 ImplicationChecksByTransitivity, 2.6s TimeCoverageRelationStatistics Valid=5154, Invalid=29628, Unknown=0, NotChecked=0, Total=34782 [2018-12-01 22:16:43,384 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1494 states. [2018-12-01 22:16:43,388 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1494 to 1490. [2018-12-01 22:16:43,388 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1490 states. [2018-12-01 22:16:43,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1490 states to 1490 states and 1493 transitions. [2018-12-01 22:16:43,389 INFO L78 Accepts]: Start accepts. Automaton has 1490 states and 1493 transitions. Word has length 1476 [2018-12-01 22:16:43,389 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-01 22:16:43,389 INFO L480 AbstractCegarLoop]: Abstraction has 1490 states and 1493 transitions. [2018-12-01 22:16:43,390 INFO L481 AbstractCegarLoop]: Interpolant automaton has 93 states. [2018-12-01 22:16:43,390 INFO L276 IsEmpty]: Start isEmpty. Operand 1490 states and 1493 transitions. [2018-12-01 22:16:43,398 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1482 [2018-12-01 22:16:43,398 INFO L394 BasicCegarLoop]: Found error trace [2018-12-01 22:16:43,398 INFO L402 BasicCegarLoop]: trace histogram [251, 250, 250, 250, 250, 21, 21, 21, 20, 20, 20, 20, 20, 20, 20, 20, 1, 1, 1, 1, 1, 1, 1] [2018-12-01 22:16:43,398 INFO L423 AbstractCegarLoop]: === Iteration 56 === [fooErr0ASSERT_VIOLATIONARRAY_INDEX, fooErr1REQUIRES_VIOLATION, fooErr2REQUIRES_VIOLATION, mainErr4ENSURES_VIOLATIONMEMORY_LEAK, mainErr3REQUIRES_VIOLATION, mainErr1REQUIRES_VIOLATION, mainErr2REQUIRES_VIOLATION, mainErr0REQUIRES_VIOLATION]=== [2018-12-01 22:16:43,398 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-01 22:16:43,398 INFO L82 PathProgramCache]: Analyzing trace with hash -667535262, now seen corresponding path program 42 times [2018-12-01 22:16:43,398 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-01 22:16:43,398 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-01 22:16:43,399 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 22:16:43,399 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-12-01 22:16:43,399 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 22:16:43,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:16:44,663 INFO L134 CoverageAnalysis]: Checked inductivity of 163295 backedges. 45553 proven. 3153 refuted. 0 times theorem prover too weak. 114589 trivial. 0 not checked. [2018-12-01 22:16:44,663 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-01 22:16:44,663 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_6177db05-1e8d-4ded-a528-334e99c03368/bin-2019/uautomizer/z3 Starting monitored process 50 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 50 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-12-01 22:16:44,669 INFO L103 rtionOrderModulation]: Keeping assertion order MIX_INSIDE_OUTSIDE [2018-12-01 22:16:46,224 INFO L249 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 43 check-sat command(s) [2018-12-01 22:16:46,224 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2018-12-01 22:16:46,237 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-01 22:16:47,230 INFO L134 CoverageAnalysis]: Checked inductivity of 163295 backedges. 44563 proven. 3153 refuted. 0 times theorem prover too weak. 115579 trivial. 0 not checked. [2018-12-01 22:16:47,248 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-12-01 22:16:47,248 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [50, 30] total 74 [2018-12-01 22:16:47,249 INFO L459 AbstractCegarLoop]: Interpolant automaton has 74 states [2018-12-01 22:16:47,249 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 74 interpolants. [2018-12-01 22:16:47,249 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1055, Invalid=4347, Unknown=0, NotChecked=0, Total=5402 [2018-12-01 22:16:47,249 INFO L87 Difference]: Start difference. First operand 1490 states and 1493 transitions. Second operand 74 states. [2018-12-01 22:16:48,994 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-01 22:16:48,994 INFO L93 Difference]: Finished difference Result 1619 states and 1624 transitions. [2018-12-01 22:16:48,994 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 72 states. [2018-12-01 22:16:48,994 INFO L78 Accepts]: Start accepts. Automaton has 74 states. Word has length 1481 [2018-12-01 22:16:48,995 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-01 22:16:48,997 INFO L225 Difference]: With dead ends: 1619 [2018-12-01 22:16:48,997 INFO L226 Difference]: Without dead ends: 1619 [2018-12-01 22:16:48,998 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 1594 GetRequests, 1458 SyntacticMatches, 0 SemanticMatches, 136 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5705 ImplicationChecksByTransitivity, 1.8s TimeCoverageRelationStatistics Valid=4517, Invalid=14389, Unknown=0, NotChecked=0, Total=18906 [2018-12-01 22:16:48,999 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1619 states. [2018-12-01 22:16:49,005 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1619 to 1612. [2018-12-01 22:16:49,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1612 states. [2018-12-01 22:16:49,006 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1612 states to 1612 states and 1617 transitions. [2018-12-01 22:16:49,006 INFO L78 Accepts]: Start accepts. Automaton has 1612 states and 1617 transitions. Word has length 1481 [2018-12-01 22:16:49,007 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-01 22:16:49,007 INFO L480 AbstractCegarLoop]: Abstraction has 1612 states and 1617 transitions. [2018-12-01 22:16:49,007 INFO L481 AbstractCegarLoop]: Interpolant automaton has 74 states. [2018-12-01 22:16:49,007 INFO L276 IsEmpty]: Start isEmpty. Operand 1612 states and 1617 transitions. [2018-12-01 22:16:49,016 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1487 [2018-12-01 22:16:49,016 INFO L394 BasicCegarLoop]: Found error trace [2018-12-01 22:16:49,017 INFO L402 BasicCegarLoop]: trace histogram [252, 251, 251, 251, 251, 21, 21, 21, 20, 20, 20, 20, 20, 20, 20, 20, 1, 1, 1, 1, 1, 1, 1] [2018-12-01 22:16:49,017 INFO L423 AbstractCegarLoop]: === Iteration 57 === [fooErr0ASSERT_VIOLATIONARRAY_INDEX, fooErr1REQUIRES_VIOLATION, fooErr2REQUIRES_VIOLATION, mainErr4ENSURES_VIOLATIONMEMORY_LEAK, mainErr3REQUIRES_VIOLATION, mainErr1REQUIRES_VIOLATION, mainErr2REQUIRES_VIOLATION, mainErr0REQUIRES_VIOLATION]=== [2018-12-01 22:16:49,017 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-01 22:16:49,017 INFO L82 PathProgramCache]: Analyzing trace with hash 9778855, now seen corresponding path program 43 times [2018-12-01 22:16:49,017 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-01 22:16:49,017 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-01 22:16:49,018 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 22:16:49,018 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-12-01 22:16:49,018 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 22:16:49,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:16:49,897 INFO L134 CoverageAnalysis]: Checked inductivity of 164567 backedges. 25151 proven. 1201 refuted. 0 times theorem prover too weak. 138215 trivial. 0 not checked. [2018-12-01 22:16:49,897 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-01 22:16:49,897 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_6177db05-1e8d-4ded-a528-334e99c03368/bin-2019/uautomizer/z3 Starting monitored process 51 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 51 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-12-01 22:16:49,904 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-01 22:16:50,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:16:50,125 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-01 22:16:50,912 INFO L134 CoverageAnalysis]: Checked inductivity of 164567 backedges. 25050 proven. 1092 refuted. 0 times theorem prover too weak. 138425 trivial. 0 not checked. [2018-12-01 22:16:50,931 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-12-01 22:16:50,931 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [27, 23] total 49 [2018-12-01 22:16:50,932 INFO L459 AbstractCegarLoop]: Interpolant automaton has 50 states [2018-12-01 22:16:50,932 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 50 interpolants. [2018-12-01 22:16:50,932 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=331, Invalid=2119, Unknown=0, NotChecked=0, Total=2450 [2018-12-01 22:16:50,932 INFO L87 Difference]: Start difference. First operand 1612 states and 1617 transitions. Second operand 50 states. [2018-12-01 22:16:52,507 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-01 22:16:52,507 INFO L93 Difference]: Finished difference Result 1878 states and 1889 transitions. [2018-12-01 22:16:52,508 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 72 states. [2018-12-01 22:16:52,508 INFO L78 Accepts]: Start accepts. Automaton has 50 states. Word has length 1486 [2018-12-01 22:16:52,509 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-01 22:16:52,512 INFO L225 Difference]: With dead ends: 1878 [2018-12-01 22:16:52,512 INFO L226 Difference]: Without dead ends: 1878 [2018-12-01 22:16:52,513 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 1538 GetRequests, 1464 SyntacticMatches, 0 SemanticMatches, 74 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 952 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=577, Invalid=5123, Unknown=0, NotChecked=0, Total=5700 [2018-12-01 22:16:52,514 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1878 states. [2018-12-01 22:16:52,522 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1878 to 1852. [2018-12-01 22:16:52,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1852 states. [2018-12-01 22:16:52,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1852 states to 1852 states and 1862 transitions. [2018-12-01 22:16:52,525 INFO L78 Accepts]: Start accepts. Automaton has 1852 states and 1862 transitions. Word has length 1486 [2018-12-01 22:16:52,526 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-01 22:16:52,526 INFO L480 AbstractCegarLoop]: Abstraction has 1852 states and 1862 transitions. [2018-12-01 22:16:52,526 INFO L481 AbstractCegarLoop]: Interpolant automaton has 50 states. [2018-12-01 22:16:52,526 INFO L276 IsEmpty]: Start isEmpty. Operand 1852 states and 1862 transitions. [2018-12-01 22:16:52,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1603 [2018-12-01 22:16:52,537 INFO L394 BasicCegarLoop]: Found error trace [2018-12-01 22:16:52,538 INFO L402 BasicCegarLoop]: trace histogram [273, 272, 272, 272, 272, 22, 22, 22, 21, 21, 21, 21, 21, 21, 21, 21, 1, 1, 1, 1, 1, 1, 1] [2018-12-01 22:16:52,538 INFO L423 AbstractCegarLoop]: === Iteration 58 === [fooErr0ASSERT_VIOLATIONARRAY_INDEX, fooErr1REQUIRES_VIOLATION, fooErr2REQUIRES_VIOLATION, mainErr4ENSURES_VIOLATIONMEMORY_LEAK, mainErr3REQUIRES_VIOLATION, mainErr1REQUIRES_VIOLATION, mainErr2REQUIRES_VIOLATION, mainErr0REQUIRES_VIOLATION]=== [2018-12-01 22:16:52,538 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-01 22:16:52,538 INFO L82 PathProgramCache]: Analyzing trace with hash 1962499760, now seen corresponding path program 44 times [2018-12-01 22:16:52,538 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-01 22:16:52,538 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-01 22:16:52,539 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 22:16:52,539 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-01 22:16:52,539 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 22:16:52,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:16:53,965 INFO L134 CoverageAnalysis]: Checked inductivity of 192930 backedges. 49214 proven. 5407 refuted. 0 times theorem prover too weak. 138309 trivial. 0 not checked. [2018-12-01 22:16:53,965 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-01 22:16:53,965 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_6177db05-1e8d-4ded-a528-334e99c03368/bin-2019/uautomizer/z3 Starting monitored process 52 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 52 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-12-01 22:16:53,971 INFO L103 rtionOrderModulation]: Keeping assertion order OUTSIDE_LOOP_FIRST1 [2018-12-01 22:16:54,223 INFO L249 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2018-12-01 22:16:54,223 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2018-12-01 22:16:54,235 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-01 22:16:55,790 INFO L134 CoverageAnalysis]: Checked inductivity of 192930 backedges. 73783 proven. 970 refuted. 0 times theorem prover too weak. 118177 trivial. 0 not checked. [2018-12-01 22:16:55,807 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-12-01 22:16:55,807 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [52, 44] total 93 [2018-12-01 22:16:55,808 INFO L459 AbstractCegarLoop]: Interpolant automaton has 93 states [2018-12-01 22:16:55,808 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 93 interpolants. [2018-12-01 22:16:55,808 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1301, Invalid=7255, Unknown=0, NotChecked=0, Total=8556 [2018-12-01 22:16:55,808 INFO L87 Difference]: Start difference. First operand 1852 states and 1862 transitions. Second operand 93 states. [2018-12-01 22:16:59,199 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-01 22:16:59,199 INFO L93 Difference]: Finished difference Result 1629 states and 1632 transitions. [2018-12-01 22:16:59,199 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 111 states. [2018-12-01 22:16:59,200 INFO L78 Accepts]: Start accepts. Automaton has 93 states. Word has length 1602 [2018-12-01 22:16:59,201 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-01 22:16:59,203 INFO L225 Difference]: With dead ends: 1629 [2018-12-01 22:16:59,204 INFO L226 Difference]: Without dead ends: 1620 [2018-12-01 22:16:59,206 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 1737 GetRequests, 1562 SyntacticMatches, 0 SemanticMatches, 175 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9854 ImplicationChecksByTransitivity, 2.8s TimeCoverageRelationStatistics Valid=4707, Invalid=26445, Unknown=0, NotChecked=0, Total=31152 [2018-12-01 22:16:59,207 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1620 states. [2018-12-01 22:16:59,216 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1620 to 1616. [2018-12-01 22:16:59,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1616 states. [2018-12-01 22:16:59,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1616 states to 1616 states and 1619 transitions. [2018-12-01 22:16:59,218 INFO L78 Accepts]: Start accepts. Automaton has 1616 states and 1619 transitions. Word has length 1602 [2018-12-01 22:16:59,219 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-01 22:16:59,219 INFO L480 AbstractCegarLoop]: Abstraction has 1616 states and 1619 transitions. [2018-12-01 22:16:59,219 INFO L481 AbstractCegarLoop]: Interpolant automaton has 93 states. [2018-12-01 22:16:59,219 INFO L276 IsEmpty]: Start isEmpty. Operand 1616 states and 1619 transitions. [2018-12-01 22:16:59,234 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1608 [2018-12-01 22:16:59,234 INFO L394 BasicCegarLoop]: Found error trace [2018-12-01 22:16:59,234 INFO L402 BasicCegarLoop]: trace histogram [274, 273, 273, 273, 273, 22, 22, 22, 21, 21, 21, 21, 21, 21, 21, 21, 1, 1, 1, 1, 1, 1, 1] [2018-12-01 22:16:59,235 INFO L423 AbstractCegarLoop]: === Iteration 59 === [fooErr0ASSERT_VIOLATIONARRAY_INDEX, fooErr1REQUIRES_VIOLATION, fooErr2REQUIRES_VIOLATION, mainErr4ENSURES_VIOLATIONMEMORY_LEAK, mainErr3REQUIRES_VIOLATION, mainErr1REQUIRES_VIOLATION, mainErr2REQUIRES_VIOLATION, mainErr0REQUIRES_VIOLATION]=== [2018-12-01 22:16:59,235 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-01 22:16:59,235 INFO L82 PathProgramCache]: Analyzing trace with hash -1747254261, now seen corresponding path program 45 times [2018-12-01 22:16:59,235 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-01 22:16:59,235 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-01 22:16:59,236 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 22:16:59,236 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-12-01 22:16:59,236 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 22:16:59,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:17:00,697 INFO L134 CoverageAnalysis]: Checked inductivity of 194313 backedges. 52420 proven. 3468 refuted. 0 times theorem prover too weak. 138425 trivial. 0 not checked. [2018-12-01 22:17:00,697 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-01 22:17:00,697 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_6177db05-1e8d-4ded-a528-334e99c03368/bin-2019/uautomizer/z3 Starting monitored process 53 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 53 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-12-01 22:17:00,703 INFO L103 rtionOrderModulation]: Keeping assertion order OUTSIDE_LOOP_FIRST2 [2018-12-01 22:17:01,267 INFO L249 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 23 check-sat command(s) [2018-12-01 22:17:01,268 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2018-12-01 22:17:01,277 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-01 22:17:02,338 INFO L134 CoverageAnalysis]: Checked inductivity of 194313 backedges. 28595 proven. 1199 refuted. 0 times theorem prover too weak. 164519 trivial. 0 not checked. [2018-12-01 22:17:02,354 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-12-01 22:17:02,355 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [52, 25] total 76 [2018-12-01 22:17:02,355 INFO L459 AbstractCegarLoop]: Interpolant automaton has 76 states [2018-12-01 22:17:02,355 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 76 interpolants. [2018-12-01 22:17:02,355 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=890, Invalid=4810, Unknown=0, NotChecked=0, Total=5700 [2018-12-01 22:17:02,356 INFO L87 Difference]: Start difference. First operand 1616 states and 1619 transitions. Second operand 76 states. [2018-12-01 22:17:05,919 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-01 22:17:05,919 INFO L93 Difference]: Finished difference Result 1758 states and 1764 transitions. [2018-12-01 22:17:05,920 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 77 states. [2018-12-01 22:17:05,920 INFO L78 Accepts]: Start accepts. Automaton has 76 states. Word has length 1607 [2018-12-01 22:17:05,921 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-01 22:17:05,924 INFO L225 Difference]: With dead ends: 1758 [2018-12-01 22:17:05,924 INFO L226 Difference]: Without dead ends: 1758 [2018-12-01 22:17:05,925 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 1726 GetRequests, 1584 SyntacticMatches, 0 SemanticMatches, 142 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4961 ImplicationChecksByTransitivity, 3.4s TimeCoverageRelationStatistics Valid=4695, Invalid=15897, Unknown=0, NotChecked=0, Total=20592 [2018-12-01 22:17:05,926 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1758 states. [2018-12-01 22:17:05,936 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1758 to 1748. [2018-12-01 22:17:05,937 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1748 states. [2018-12-01 22:17:05,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1748 states to 1748 states and 1754 transitions. [2018-12-01 22:17:05,939 INFO L78 Accepts]: Start accepts. Automaton has 1748 states and 1754 transitions. Word has length 1607 [2018-12-01 22:17:05,939 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-01 22:17:05,940 INFO L480 AbstractCegarLoop]: Abstraction has 1748 states and 1754 transitions. [2018-12-01 22:17:05,940 INFO L481 AbstractCegarLoop]: Interpolant automaton has 76 states. [2018-12-01 22:17:05,940 INFO L276 IsEmpty]: Start isEmpty. Operand 1748 states and 1754 transitions. [2018-12-01 22:17:05,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1618 [2018-12-01 22:17:05,953 INFO L394 BasicCegarLoop]: Found error trace [2018-12-01 22:17:05,954 INFO L402 BasicCegarLoop]: trace histogram [276, 275, 275, 275, 275, 22, 22, 22, 21, 21, 21, 21, 21, 21, 21, 21, 1, 1, 1, 1, 1, 1, 1] [2018-12-01 22:17:05,954 INFO L423 AbstractCegarLoop]: === Iteration 60 === [fooErr0ASSERT_VIOLATIONARRAY_INDEX, fooErr1REQUIRES_VIOLATION, fooErr2REQUIRES_VIOLATION, mainErr4ENSURES_VIOLATIONMEMORY_LEAK, mainErr3REQUIRES_VIOLATION, mainErr1REQUIRES_VIOLATION, mainErr2REQUIRES_VIOLATION, mainErr0REQUIRES_VIOLATION]=== [2018-12-01 22:17:05,954 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-01 22:17:05,954 INFO L82 PathProgramCache]: Analyzing trace with hash -1712352251, now seen corresponding path program 46 times [2018-12-01 22:17:05,954 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-01 22:17:05,954 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-01 22:17:05,955 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 22:17:05,955 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-12-01 22:17:05,955 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 22:17:06,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:17:07,341 INFO L134 CoverageAnalysis]: Checked inductivity of 197094 backedges. 31275 proven. 1347 refuted. 0 times theorem prover too weak. 164472 trivial. 0 not checked. [2018-12-01 22:17:07,341 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-01 22:17:07,341 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_6177db05-1e8d-4ded-a528-334e99c03368/bin-2019/uautomizer/z3 Starting monitored process 54 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 54 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-12-01 22:17:07,349 INFO L103 rtionOrderModulation]: Keeping assertion order TERMS_WITH_SMALL_CONSTANTS_FIRST [2018-12-01 22:17:07,550 INFO L249 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2018-12-01 22:17:07,550 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2018-12-01 22:17:07,562 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-01 22:17:09,038 INFO L134 CoverageAnalysis]: Checked inductivity of 197094 backedges. 31106 proven. 4393 refuted. 0 times theorem prover too weak. 161595 trivial. 0 not checked. [2018-12-01 22:17:09,054 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-12-01 22:17:09,054 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [50, 53] total 79 [2018-12-01 22:17:09,055 INFO L459 AbstractCegarLoop]: Interpolant automaton has 79 states [2018-12-01 22:17:09,055 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 79 interpolants. [2018-12-01 22:17:09,055 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1288, Invalid=4874, Unknown=0, NotChecked=0, Total=6162 [2018-12-01 22:17:09,055 INFO L87 Difference]: Start difference. First operand 1748 states and 1754 transitions. Second operand 79 states. [2018-12-01 22:17:10,801 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-01 22:17:10,801 INFO L93 Difference]: Finished difference Result 2009 states and 2019 transitions. [2018-12-01 22:17:10,801 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 77 states. [2018-12-01 22:17:10,802 INFO L78 Accepts]: Start accepts. Automaton has 79 states. Word has length 1617 [2018-12-01 22:17:10,802 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-01 22:17:10,804 INFO L225 Difference]: With dead ends: 2009 [2018-12-01 22:17:10,804 INFO L226 Difference]: Without dead ends: 2009 [2018-12-01 22:17:10,805 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 1713 GetRequests, 1589 SyntacticMatches, 0 SemanticMatches, 124 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2948 ImplicationChecksByTransitivity, 1.8s TimeCoverageRelationStatistics Valid=3549, Invalid=12201, Unknown=0, NotChecked=0, Total=15750 [2018-12-01 22:17:10,806 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2009 states. [2018-12-01 22:17:10,816 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2009 to 1998. [2018-12-01 22:17:10,816 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1998 states. [2018-12-01 22:17:10,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1998 states to 1998 states and 2008 transitions. [2018-12-01 22:17:10,818 INFO L78 Accepts]: Start accepts. Automaton has 1998 states and 2008 transitions. Word has length 1617 [2018-12-01 22:17:10,819 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-01 22:17:10,819 INFO L480 AbstractCegarLoop]: Abstraction has 1998 states and 2008 transitions. [2018-12-01 22:17:10,819 INFO L481 AbstractCegarLoop]: Interpolant automaton has 79 states. [2018-12-01 22:17:10,819 INFO L276 IsEmpty]: Start isEmpty. Operand 1998 states and 2008 transitions. [2018-12-01 22:17:10,832 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1734 [2018-12-01 22:17:10,833 INFO L394 BasicCegarLoop]: Found error trace [2018-12-01 22:17:10,833 INFO L402 BasicCegarLoop]: trace histogram [297, 296, 296, 296, 296, 23, 23, 23, 22, 22, 22, 22, 22, 22, 22, 22, 1, 1, 1, 1, 1, 1, 1] [2018-12-01 22:17:10,833 INFO L423 AbstractCegarLoop]: === Iteration 61 === [fooErr0ASSERT_VIOLATIONARRAY_INDEX, fooErr1REQUIRES_VIOLATION, fooErr2REQUIRES_VIOLATION, mainErr4ENSURES_VIOLATIONMEMORY_LEAK, mainErr3REQUIRES_VIOLATION, mainErr1REQUIRES_VIOLATION, mainErr2REQUIRES_VIOLATION, mainErr0REQUIRES_VIOLATION]=== [2018-12-01 22:17:10,833 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-01 22:17:10,833 INFO L82 PathProgramCache]: Analyzing trace with hash -1388841432, now seen corresponding path program 47 times [2018-12-01 22:17:10,833 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-01 22:17:10,833 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-01 22:17:10,834 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 22:17:10,834 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-12-01 22:17:10,834 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 22:17:10,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:17:12,425 INFO L134 CoverageAnalysis]: Checked inductivity of 228033 backedges. 56421 proven. 5939 refuted. 0 times theorem prover too weak. 165673 trivial. 0 not checked. [2018-12-01 22:17:12,426 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-01 22:17:12,426 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_6177db05-1e8d-4ded-a528-334e99c03368/bin-2019/uautomizer/z3 Starting monitored process 55 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 55 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-12-01 22:17:12,433 INFO L103 rtionOrderModulation]: Keeping assertion order INSIDE_LOOP_FIRST1 [2018-12-01 22:17:16,085 INFO L249 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 49 check-sat command(s) [2018-12-01 22:17:16,085 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2018-12-01 22:17:16,109 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-01 22:17:18,079 INFO L134 CoverageAnalysis]: Checked inductivity of 228033 backedges. 84304 proven. 6313 refuted. 0 times theorem prover too weak. 137416 trivial. 0 not checked. [2018-12-01 22:17:18,100 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-12-01 22:17:18,100 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [54, 50] total 101 [2018-12-01 22:17:18,101 INFO L459 AbstractCegarLoop]: Interpolant automaton has 101 states [2018-12-01 22:17:18,101 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 101 interpolants. [2018-12-01 22:17:18,101 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1396, Invalid=8704, Unknown=0, NotChecked=0, Total=10100 [2018-12-01 22:17:18,102 INFO L87 Difference]: Start difference. First operand 1998 states and 2008 transitions. Second operand 101 states. [2018-12-01 22:17:21,322 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-01 22:17:21,322 INFO L93 Difference]: Finished difference Result 1760 states and 1763 transitions. [2018-12-01 22:17:21,322 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 121 states. [2018-12-01 22:17:21,323 INFO L78 Accepts]: Start accepts. Automaton has 101 states. Word has length 1733 [2018-12-01 22:17:21,324 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-01 22:17:21,326 INFO L225 Difference]: With dead ends: 1760 [2018-12-01 22:17:21,326 INFO L226 Difference]: Without dead ends: 1751 [2018-12-01 22:17:21,328 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 1900 GetRequests, 1688 SyntacticMatches, 0 SemanticMatches, 212 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15151 ImplicationChecksByTransitivity, 3.4s TimeCoverageRelationStatistics Valid=6669, Invalid=38913, Unknown=0, NotChecked=0, Total=45582 [2018-12-01 22:17:21,329 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1751 states. [2018-12-01 22:17:21,336 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1751 to 1747. [2018-12-01 22:17:21,336 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1747 states. [2018-12-01 22:17:21,338 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1747 states to 1747 states and 1750 transitions. [2018-12-01 22:17:21,338 INFO L78 Accepts]: Start accepts. Automaton has 1747 states and 1750 transitions. Word has length 1733 [2018-12-01 22:17:21,339 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-01 22:17:21,339 INFO L480 AbstractCegarLoop]: Abstraction has 1747 states and 1750 transitions. [2018-12-01 22:17:21,339 INFO L481 AbstractCegarLoop]: Interpolant automaton has 101 states. [2018-12-01 22:17:21,339 INFO L276 IsEmpty]: Start isEmpty. Operand 1747 states and 1750 transitions. [2018-12-01 22:17:21,351 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1739 [2018-12-01 22:17:21,352 INFO L394 BasicCegarLoop]: Found error trace [2018-12-01 22:17:21,352 INFO L402 BasicCegarLoop]: trace histogram [298, 297, 297, 297, 297, 23, 23, 23, 22, 22, 22, 22, 22, 22, 22, 22, 1, 1, 1, 1, 1, 1, 1] [2018-12-01 22:17:21,352 INFO L423 AbstractCegarLoop]: === Iteration 62 === [fooErr0ASSERT_VIOLATIONARRAY_INDEX, fooErr1REQUIRES_VIOLATION, fooErr2REQUIRES_VIOLATION, mainErr4ENSURES_VIOLATIONMEMORY_LEAK, mainErr3REQUIRES_VIOLATION, mainErr1REQUIRES_VIOLATION, mainErr2REQUIRES_VIOLATION, mainErr0REQUIRES_VIOLATION]=== [2018-12-01 22:17:21,352 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-01 22:17:21,353 INFO L82 PathProgramCache]: Analyzing trace with hash -1675122425, now seen corresponding path program 48 times [2018-12-01 22:17:21,353 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-01 22:17:21,353 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-01 22:17:21,353 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 22:17:21,353 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-12-01 22:17:21,353 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 22:17:21,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:17:23,008 INFO L134 CoverageAnalysis]: Checked inductivity of 229537 backedges. 59944 proven. 3798 refuted. 0 times theorem prover too weak. 165795 trivial. 0 not checked. [2018-12-01 22:17:23,008 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-01 22:17:23,008 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_6177db05-1e8d-4ded-a528-334e99c03368/bin-2019/uautomizer/z3 Starting monitored process 56 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 56 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-12-01 22:17:23,016 INFO L103 rtionOrderModulation]: Keeping assertion order MIX_INSIDE_OUTSIDE [2018-12-01 22:17:26,541 INFO L249 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 47 check-sat command(s) [2018-12-01 22:17:26,541 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2018-12-01 22:17:26,559 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-01 22:17:27,786 INFO L134 CoverageAnalysis]: Checked inductivity of 229537 backedges. 32586 proven. 1311 refuted. 0 times theorem prover too weak. 195640 trivial. 0 not checked. [2018-12-01 22:17:27,805 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-12-01 22:17:27,805 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [54, 26] total 79 [2018-12-01 22:17:27,806 INFO L459 AbstractCegarLoop]: Interpolant automaton has 79 states [2018-12-01 22:17:27,806 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 79 interpolants. [2018-12-01 22:17:27,806 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=964, Invalid=5198, Unknown=0, NotChecked=0, Total=6162 [2018-12-01 22:17:27,806 INFO L87 Difference]: Start difference. First operand 1747 states and 1750 transitions. Second operand 79 states. [2018-12-01 22:17:30,639 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-01 22:17:30,639 INFO L93 Difference]: Finished difference Result 1894 states and 1900 transitions. [2018-12-01 22:17:30,639 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 80 states. [2018-12-01 22:17:30,640 INFO L78 Accepts]: Start accepts. Automaton has 79 states. Word has length 1738 [2018-12-01 22:17:30,641 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-01 22:17:30,644 INFO L225 Difference]: With dead ends: 1894 [2018-12-01 22:17:30,644 INFO L226 Difference]: Without dead ends: 1894 [2018-12-01 22:17:30,646 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 1862 GetRequests, 1714 SyntacticMatches, 0 SemanticMatches, 148 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5405 ImplicationChecksByTransitivity, 3.2s TimeCoverageRelationStatistics Valid=5102, Invalid=17248, Unknown=0, NotChecked=0, Total=22350 [2018-12-01 22:17:30,648 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1894 states. [2018-12-01 22:17:30,666 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1894 to 1884. [2018-12-01 22:17:30,666 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1884 states. [2018-12-01 22:17:30,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1884 states to 1884 states and 1890 transitions. [2018-12-01 22:17:30,669 INFO L78 Accepts]: Start accepts. Automaton has 1884 states and 1890 transitions. Word has length 1738 [2018-12-01 22:17:30,670 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-01 22:17:30,670 INFO L480 AbstractCegarLoop]: Abstraction has 1884 states and 1890 transitions. [2018-12-01 22:17:30,671 INFO L481 AbstractCegarLoop]: Interpolant automaton has 79 states. [2018-12-01 22:17:30,671 INFO L276 IsEmpty]: Start isEmpty. Operand 1884 states and 1890 transitions. [2018-12-01 22:17:30,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1749 [2018-12-01 22:17:30,684 INFO L394 BasicCegarLoop]: Found error trace [2018-12-01 22:17:30,684 INFO L402 BasicCegarLoop]: trace histogram [300, 299, 299, 299, 299, 23, 23, 23, 22, 22, 22, 22, 22, 22, 22, 22, 1, 1, 1, 1, 1, 1, 1] [2018-12-01 22:17:30,684 INFO L423 AbstractCegarLoop]: === Iteration 63 === [fooErr0ASSERT_VIOLATIONARRAY_INDEX, fooErr1REQUIRES_VIOLATION, fooErr2REQUIRES_VIOLATION, mainErr4ENSURES_VIOLATIONMEMORY_LEAK, mainErr3REQUIRES_VIOLATION, mainErr1REQUIRES_VIOLATION, mainErr2REQUIRES_VIOLATION, mainErr0REQUIRES_VIOLATION]=== [2018-12-01 22:17:30,685 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-01 22:17:30,685 INFO L82 PathProgramCache]: Analyzing trace with hash 1749257613, now seen corresponding path program 49 times [2018-12-01 22:17:30,685 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-01 22:17:30,685 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-01 22:17:30,685 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 22:17:30,685 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-12-01 22:17:30,685 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 22:17:30,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:17:32,157 INFO L134 CoverageAnalysis]: Checked inductivity of 232560 backedges. 35503 proven. 1477 refuted. 0 times theorem prover too weak. 195580 trivial. 0 not checked. [2018-12-01 22:17:32,157 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-01 22:17:32,157 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_6177db05-1e8d-4ded-a528-334e99c03368/bin-2019/uautomizer/z3 Starting monitored process 57 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 57 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-12-01 22:17:32,164 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-01 22:17:32,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:17:32,418 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-01 22:17:33,892 INFO L134 CoverageAnalysis]: Checked inductivity of 232560 backedges. 35550 proven. 1430 refuted. 0 times theorem prover too weak. 195580 trivial. 0 not checked. [2018-12-01 22:17:33,908 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-12-01 22:17:33,909 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [52, 51] total 78 [2018-12-01 22:17:33,909 INFO L459 AbstractCegarLoop]: Interpolant automaton has 78 states [2018-12-01 22:17:33,910 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 78 interpolants. [2018-12-01 22:17:33,910 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1379, Invalid=4627, Unknown=0, NotChecked=0, Total=6006 [2018-12-01 22:17:33,910 INFO L87 Difference]: Start difference. First operand 1884 states and 1890 transitions. Second operand 78 states. [2018-12-01 22:17:35,382 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-01 22:17:35,383 INFO L93 Difference]: Finished difference Result 2155 states and 2165 transitions. [2018-12-01 22:17:35,383 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 74 states. [2018-12-01 22:17:35,383 INFO L78 Accepts]: Start accepts. Automaton has 78 states. Word has length 1748 [2018-12-01 22:17:35,384 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-01 22:17:35,386 INFO L225 Difference]: With dead ends: 2155 [2018-12-01 22:17:35,386 INFO L226 Difference]: Without dead ends: 2155 [2018-12-01 22:17:35,387 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 1846 GetRequests, 1723 SyntacticMatches, 0 SemanticMatches, 123 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2621 ImplicationChecksByTransitivity, 1.7s TimeCoverageRelationStatistics Valid=3914, Invalid=11586, Unknown=0, NotChecked=0, Total=15500 [2018-12-01 22:17:35,388 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2155 states. [2018-12-01 22:17:35,397 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2155 to 2144. [2018-12-01 22:17:35,397 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2144 states. [2018-12-01 22:17:35,398 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2144 states to 2144 states and 2154 transitions. [2018-12-01 22:17:35,398 INFO L78 Accepts]: Start accepts. Automaton has 2144 states and 2154 transitions. Word has length 1748 [2018-12-01 22:17:35,399 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-01 22:17:35,399 INFO L480 AbstractCegarLoop]: Abstraction has 2144 states and 2154 transitions. [2018-12-01 22:17:35,399 INFO L481 AbstractCegarLoop]: Interpolant automaton has 78 states. [2018-12-01 22:17:35,399 INFO L276 IsEmpty]: Start isEmpty. Operand 2144 states and 2154 transitions. [2018-12-01 22:17:35,413 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1870 [2018-12-01 22:17:35,413 INFO L394 BasicCegarLoop]: Found error trace [2018-12-01 22:17:35,413 INFO L402 BasicCegarLoop]: trace histogram [322, 321, 321, 321, 321, 24, 24, 24, 23, 23, 23, 23, 23, 23, 23, 23, 1, 1, 1, 1, 1, 1, 1] [2018-12-01 22:17:35,413 INFO L423 AbstractCegarLoop]: === Iteration 64 === [fooErr0ASSERT_VIOLATIONARRAY_INDEX, fooErr1REQUIRES_VIOLATION, fooErr2REQUIRES_VIOLATION, mainErr4ENSURES_VIOLATIONMEMORY_LEAK, mainErr3REQUIRES_VIOLATION, mainErr1REQUIRES_VIOLATION, mainErr2REQUIRES_VIOLATION, mainErr0REQUIRES_VIOLATION]=== [2018-12-01 22:17:35,413 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-01 22:17:35,413 INFO L82 PathProgramCache]: Analyzing trace with hash -299998901, now seen corresponding path program 50 times [2018-12-01 22:17:35,414 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-01 22:17:35,414 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-01 22:17:35,414 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 22:17:35,414 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-01 22:17:35,414 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 22:17:35,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:17:37,235 INFO L134 CoverageAnalysis]: Checked inductivity of 267700 backedges. 64300 proven. 6496 refuted. 0 times theorem prover too weak. 196904 trivial. 0 not checked. [2018-12-01 22:17:37,235 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-01 22:17:37,235 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_6177db05-1e8d-4ded-a528-334e99c03368/bin-2019/uautomizer/z3 Starting monitored process 58 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 58 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-12-01 22:17:37,241 INFO L103 rtionOrderModulation]: Keeping assertion order OUTSIDE_LOOP_FIRST1 [2018-12-01 22:17:37,517 INFO L249 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2018-12-01 22:17:37,517 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2018-12-01 22:17:37,531 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-01 22:17:39,442 INFO L134 CoverageAnalysis]: Checked inductivity of 267700 backedges. 96476 proven. 1177 refuted. 0 times theorem prover too weak. 170047 trivial. 0 not checked. [2018-12-01 22:17:39,459 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-12-01 22:17:39,459 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [56, 48] total 101 [2018-12-01 22:17:39,460 INFO L459 AbstractCegarLoop]: Interpolant automaton has 101 states [2018-12-01 22:17:39,460 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 101 interpolants. [2018-12-01 22:17:39,460 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1538, Invalid=8562, Unknown=0, NotChecked=0, Total=10100 [2018-12-01 22:17:39,460 INFO L87 Difference]: Start difference. First operand 2144 states and 2154 transitions. Second operand 101 states. [2018-12-01 22:17:44,654 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-01 22:17:44,654 INFO L93 Difference]: Finished difference Result 1896 states and 1899 transitions. [2018-12-01 22:17:44,655 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 121 states. [2018-12-01 22:17:44,655 INFO L78 Accepts]: Start accepts. Automaton has 101 states. Word has length 1869 [2018-12-01 22:17:44,656 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-01 22:17:44,659 INFO L225 Difference]: With dead ends: 1896 [2018-12-01 22:17:44,659 INFO L226 Difference]: Without dead ends: 1887 [2018-12-01 22:17:44,661 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 2016 GetRequests, 1825 SyntacticMatches, 0 SemanticMatches, 191 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11806 ImplicationChecksByTransitivity, 3.8s TimeCoverageRelationStatistics Valid=5588, Invalid=31468, Unknown=0, NotChecked=0, Total=37056 [2018-12-01 22:17:44,662 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1887 states. [2018-12-01 22:17:44,671 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1887 to 1883. [2018-12-01 22:17:44,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1883 states. [2018-12-01 22:17:44,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1883 states to 1883 states and 1886 transitions. [2018-12-01 22:17:44,673 INFO L78 Accepts]: Start accepts. Automaton has 1883 states and 1886 transitions. Word has length 1869 [2018-12-01 22:17:44,674 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-01 22:17:44,674 INFO L480 AbstractCegarLoop]: Abstraction has 1883 states and 1886 transitions. [2018-12-01 22:17:44,674 INFO L481 AbstractCegarLoop]: Interpolant automaton has 101 states. [2018-12-01 22:17:44,674 INFO L276 IsEmpty]: Start isEmpty. Operand 1883 states and 1886 transitions. [2018-12-01 22:17:44,688 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1875 [2018-12-01 22:17:44,688 INFO L394 BasicCegarLoop]: Found error trace [2018-12-01 22:17:44,688 INFO L402 BasicCegarLoop]: trace histogram [323, 322, 322, 322, 322, 24, 24, 24, 23, 23, 23, 23, 23, 23, 23, 23, 1, 1, 1, 1, 1, 1, 1] [2018-12-01 22:17:44,689 INFO L423 AbstractCegarLoop]: === Iteration 65 === [fooErr0ASSERT_VIOLATIONARRAY_INDEX, fooErr1REQUIRES_VIOLATION, fooErr2REQUIRES_VIOLATION, mainErr4ENSURES_VIOLATIONMEMORY_LEAK, mainErr3REQUIRES_VIOLATION, mainErr1REQUIRES_VIOLATION, mainErr2REQUIRES_VIOLATION, mainErr0REQUIRES_VIOLATION]=== [2018-12-01 22:17:44,689 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-01 22:17:44,689 INFO L82 PathProgramCache]: Analyzing trace with hash 754168784, now seen corresponding path program 51 times [2018-12-01 22:17:44,689 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-01 22:17:44,689 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-01 22:17:44,689 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 22:17:44,689 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-12-01 22:17:44,689 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 22:17:44,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:17:46,580 INFO L134 CoverageAnalysis]: Checked inductivity of 269330 backedges. 68155 proven. 4143 refuted. 0 times theorem prover too weak. 197032 trivial. 0 not checked. [2018-12-01 22:17:46,580 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-01 22:17:46,580 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_6177db05-1e8d-4ded-a528-334e99c03368/bin-2019/uautomizer/z3 Starting monitored process 59 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 59 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-12-01 22:17:46,589 INFO L103 rtionOrderModulation]: Keeping assertion order OUTSIDE_LOOP_FIRST2 [2018-12-01 22:17:47,340 INFO L249 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 25 check-sat command(s) [2018-12-01 22:17:47,341 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2018-12-01 22:17:47,354 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-01 22:17:48,681 INFO L134 CoverageAnalysis]: Checked inductivity of 269330 backedges. 36931 proven. 1428 refuted. 0 times theorem prover too weak. 230971 trivial. 0 not checked. [2018-12-01 22:17:48,698 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-12-01 22:17:48,698 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [56, 27] total 82 [2018-12-01 22:17:48,699 INFO L459 AbstractCegarLoop]: Interpolant automaton has 82 states [2018-12-01 22:17:48,699 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 82 interpolants. [2018-12-01 22:17:48,699 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1041, Invalid=5601, Unknown=0, NotChecked=0, Total=6642 [2018-12-01 22:17:48,699 INFO L87 Difference]: Start difference. First operand 1883 states and 1886 transitions. Second operand 82 states. [2018-12-01 22:17:51,234 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-01 22:17:51,234 INFO L93 Difference]: Finished difference Result 2035 states and 2041 transitions. [2018-12-01 22:17:51,234 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 83 states. [2018-12-01 22:17:51,234 INFO L78 Accepts]: Start accepts. Automaton has 82 states. Word has length 1874 [2018-12-01 22:17:51,235 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-01 22:17:51,237 INFO L225 Difference]: With dead ends: 2035 [2018-12-01 22:17:51,238 INFO L226 Difference]: Without dead ends: 2035 [2018-12-01 22:17:51,239 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 2003 GetRequests, 1849 SyntacticMatches, 0 SemanticMatches, 154 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5868 ImplicationChecksByTransitivity, 2.9s TimeCoverageRelationStatistics Valid=5526, Invalid=18654, Unknown=0, NotChecked=0, Total=24180 [2018-12-01 22:17:51,239 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2035 states. [2018-12-01 22:17:51,245 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2035 to 2025. [2018-12-01 22:17:51,245 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2025 states. [2018-12-01 22:17:51,247 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2025 states to 2025 states and 2031 transitions. [2018-12-01 22:17:51,247 INFO L78 Accepts]: Start accepts. Automaton has 2025 states and 2031 transitions. Word has length 1874 [2018-12-01 22:17:51,247 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-01 22:17:51,247 INFO L480 AbstractCegarLoop]: Abstraction has 2025 states and 2031 transitions. [2018-12-01 22:17:51,247 INFO L481 AbstractCegarLoop]: Interpolant automaton has 82 states. [2018-12-01 22:17:51,247 INFO L276 IsEmpty]: Start isEmpty. Operand 2025 states and 2031 transitions. [2018-12-01 22:17:51,260 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1885 [2018-12-01 22:17:51,260 INFO L394 BasicCegarLoop]: Found error trace [2018-12-01 22:17:51,261 INFO L402 BasicCegarLoop]: trace histogram [325, 324, 324, 324, 324, 24, 24, 24, 23, 23, 23, 23, 23, 23, 23, 23, 1, 1, 1, 1, 1, 1, 1] [2018-12-01 22:17:51,261 INFO L423 AbstractCegarLoop]: === Iteration 66 === [fooErr0ASSERT_VIOLATIONARRAY_INDEX, fooErr1REQUIRES_VIOLATION, fooErr2REQUIRES_VIOLATION, mainErr4ENSURES_VIOLATIONMEMORY_LEAK, mainErr3REQUIRES_VIOLATION, mainErr1REQUIRES_VIOLATION, mainErr2REQUIRES_VIOLATION, mainErr0REQUIRES_VIOLATION]=== [2018-12-01 22:17:51,261 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-01 22:17:51,261 INFO L82 PathProgramCache]: Analyzing trace with hash 1694558474, now seen corresponding path program 52 times [2018-12-01 22:17:51,261 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-01 22:17:51,261 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-01 22:17:51,262 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 22:17:51,262 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-12-01 22:17:51,262 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 22:17:51,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:17:52,982 INFO L134 CoverageAnalysis]: Checked inductivity of 272605 backedges. 40095 proven. 1613 refuted. 0 times theorem prover too weak. 230897 trivial. 0 not checked. [2018-12-01 22:17:52,982 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-01 22:17:52,983 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_6177db05-1e8d-4ded-a528-334e99c03368/bin-2019/uautomizer/z3 Starting monitored process 60 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 60 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-12-01 22:17:52,988 INFO L103 rtionOrderModulation]: Keeping assertion order TERMS_WITH_SMALL_CONSTANTS_FIRST [2018-12-01 22:17:53,225 INFO L249 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2018-12-01 22:17:53,225 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2018-12-01 22:17:53,240 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-01 22:17:55,001 INFO L134 CoverageAnalysis]: Checked inductivity of 272605 backedges. 39912 proven. 5202 refuted. 0 times theorem prover too weak. 227491 trivial. 0 not checked. [2018-12-01 22:17:55,017 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-12-01 22:17:55,017 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [54, 57] total 85 [2018-12-01 22:17:55,018 INFO L459 AbstractCegarLoop]: Interpolant automaton has 85 states [2018-12-01 22:17:55,018 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 85 interpolants. [2018-12-01 22:17:55,018 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1498, Invalid=5642, Unknown=0, NotChecked=0, Total=7140 [2018-12-01 22:17:55,018 INFO L87 Difference]: Start difference. First operand 2025 states and 2031 transitions. Second operand 85 states. [2018-12-01 22:17:56,928 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-01 22:17:56,928 INFO L93 Difference]: Finished difference Result 2306 states and 2316 transitions. [2018-12-01 22:17:56,929 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 83 states. [2018-12-01 22:17:56,929 INFO L78 Accepts]: Start accepts. Automaton has 85 states. Word has length 1884 [2018-12-01 22:17:56,929 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-01 22:17:56,933 INFO L225 Difference]: With dead ends: 2306 [2018-12-01 22:17:56,933 INFO L226 Difference]: Without dead ends: 2306 [2018-12-01 22:17:56,934 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 1988 GetRequests, 1854 SyntacticMatches, 0 SemanticMatches, 134 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3431 ImplicationChecksByTransitivity, 2.0s TimeCoverageRelationStatistics Valid=4153, Invalid=14207, Unknown=0, NotChecked=0, Total=18360 [2018-12-01 22:17:56,935 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2306 states. [2018-12-01 22:17:56,943 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2306 to 2295. [2018-12-01 22:17:56,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2295 states. [2018-12-01 22:17:56,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2295 states to 2295 states and 2305 transitions. [2018-12-01 22:17:56,945 INFO L78 Accepts]: Start accepts. Automaton has 2295 states and 2305 transitions. Word has length 1884 [2018-12-01 22:17:56,946 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-01 22:17:56,946 INFO L480 AbstractCegarLoop]: Abstraction has 2295 states and 2305 transitions. [2018-12-01 22:17:56,946 INFO L481 AbstractCegarLoop]: Interpolant automaton has 85 states. [2018-12-01 22:17:56,946 INFO L276 IsEmpty]: Start isEmpty. Operand 2295 states and 2305 transitions. [2018-12-01 22:17:56,960 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 2011 [2018-12-01 22:17:56,960 INFO L394 BasicCegarLoop]: Found error trace [2018-12-01 22:17:56,961 INFO L402 BasicCegarLoop]: trace histogram [348, 347, 347, 347, 347, 25, 25, 25, 24, 24, 24, 24, 24, 24, 24, 24, 1, 1, 1, 1, 1, 1, 1] [2018-12-01 22:17:56,961 INFO L423 AbstractCegarLoop]: === Iteration 67 === [fooErr0ASSERT_VIOLATIONARRAY_INDEX, fooErr1REQUIRES_VIOLATION, fooErr2REQUIRES_VIOLATION, mainErr4ENSURES_VIOLATIONMEMORY_LEAK, mainErr3REQUIRES_VIOLATION, mainErr1REQUIRES_VIOLATION, mainErr2REQUIRES_VIOLATION, mainErr0REQUIRES_VIOLATION]=== [2018-12-01 22:17:56,961 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-01 22:17:56,961 INFO L82 PathProgramCache]: Analyzing trace with hash -455283635, now seen corresponding path program 53 times [2018-12-01 22:17:56,961 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-01 22:17:56,961 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-01 22:17:56,962 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 22:17:56,962 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-12-01 22:17:56,962 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 22:17:57,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:17:59,023 INFO L134 CoverageAnalysis]: Checked inductivity of 312309 backedges. 72881 proven. 7078 refuted. 0 times theorem prover too weak. 232350 trivial. 0 not checked. [2018-12-01 22:17:59,024 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-01 22:17:59,024 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_6177db05-1e8d-4ded-a528-334e99c03368/bin-2019/uautomizer/z3 Starting monitored process 61 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 61 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-12-01 22:17:59,030 INFO L103 rtionOrderModulation]: Keeping assertion order INSIDE_LOOP_FIRST1 [2018-12-01 22:18:17,483 INFO L249 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 52 check-sat command(s) [2018-12-01 22:18:17,483 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2018-12-01 22:18:17,526 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-01 22:18:19,895 INFO L134 CoverageAnalysis]: Checked inductivity of 312309 backedges. 109022 proven. 7533 refuted. 0 times theorem prover too weak. 195754 trivial. 0 not checked. [2018-12-01 22:18:19,921 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-12-01 22:18:19,922 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [58, 54] total 109 [2018-12-01 22:18:19,922 INFO L459 AbstractCegarLoop]: Interpolant automaton has 109 states [2018-12-01 22:18:19,923 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 109 interpolants. [2018-12-01 22:18:19,923 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1639, Invalid=10133, Unknown=0, NotChecked=0, Total=11772 [2018-12-01 22:18:19,923 INFO L87 Difference]: Start difference. First operand 2295 states and 2305 transitions. Second operand 109 states. [2018-12-01 22:18:24,230 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-01 22:18:24,230 INFO L93 Difference]: Finished difference Result 2037 states and 2040 transitions. [2018-12-01 22:18:24,231 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 131 states. [2018-12-01 22:18:24,231 INFO L78 Accepts]: Start accepts. Automaton has 109 states. Word has length 2010 [2018-12-01 22:18:24,232 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-01 22:18:24,235 INFO L225 Difference]: With dead ends: 2037 [2018-12-01 22:18:24,236 INFO L226 Difference]: Without dead ends: 2028 [2018-12-01 22:18:24,239 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 2191 GetRequests, 1961 SyntacticMatches, 0 SemanticMatches, 230 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 17950 ImplicationChecksByTransitivity, 4.2s TimeCoverageRelationStatistics Valid=7839, Invalid=45753, Unknown=0, NotChecked=0, Total=53592 [2018-12-01 22:18:24,240 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2028 states. [2018-12-01 22:18:24,249 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2028 to 2024. [2018-12-01 22:18:24,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2024 states. [2018-12-01 22:18:24,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2024 states to 2024 states and 2027 transitions. [2018-12-01 22:18:24,251 INFO L78 Accepts]: Start accepts. Automaton has 2024 states and 2027 transitions. Word has length 2010 [2018-12-01 22:18:24,252 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-01 22:18:24,252 INFO L480 AbstractCegarLoop]: Abstraction has 2024 states and 2027 transitions. [2018-12-01 22:18:24,252 INFO L481 AbstractCegarLoop]: Interpolant automaton has 109 states. [2018-12-01 22:18:24,252 INFO L276 IsEmpty]: Start isEmpty. Operand 2024 states and 2027 transitions. [2018-12-01 22:18:24,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 2016 [2018-12-01 22:18:24,270 INFO L394 BasicCegarLoop]: Found error trace [2018-12-01 22:18:24,271 INFO L402 BasicCegarLoop]: trace histogram [349, 348, 348, 348, 348, 25, 25, 25, 24, 24, 24, 24, 24, 24, 24, 24, 1, 1, 1, 1, 1, 1, 1] [2018-12-01 22:18:24,271 INFO L423 AbstractCegarLoop]: === Iteration 68 === [fooErr0ASSERT_VIOLATIONARRAY_INDEX, fooErr1REQUIRES_VIOLATION, fooErr2REQUIRES_VIOLATION, mainErr4ENSURES_VIOLATIONMEMORY_LEAK, mainErr3REQUIRES_VIOLATION, mainErr1REQUIRES_VIOLATION, mainErr2REQUIRES_VIOLATION, mainErr0REQUIRES_VIOLATION]=== [2018-12-01 22:18:24,271 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-01 22:18:24,271 INFO L82 PathProgramCache]: Analyzing trace with hash -2048382334, now seen corresponding path program 54 times [2018-12-01 22:18:24,271 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-01 22:18:24,271 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-01 22:18:24,272 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 22:18:24,272 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-12-01 22:18:24,272 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 22:18:24,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:18:26,325 INFO L134 CoverageAnalysis]: Checked inductivity of 314070 backedges. 77083 proven. 4503 refuted. 0 times theorem prover too weak. 232484 trivial. 0 not checked. [2018-12-01 22:18:26,325 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-01 22:18:26,325 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_6177db05-1e8d-4ded-a528-334e99c03368/bin-2019/uautomizer/z3 Starting monitored process 62 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 62 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-12-01 22:18:26,332 INFO L103 rtionOrderModulation]: Keeping assertion order MIX_INSIDE_OUTSIDE [2018-12-01 22:18:43,387 INFO L249 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 49 check-sat command(s) [2018-12-01 22:18:43,388 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2018-12-01 22:18:43,419 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-01 22:18:45,547 INFO L134 CoverageAnalysis]: Checked inductivity of 314070 backedges. 99760 proven. 13372 refuted. 0 times theorem prover too weak. 200938 trivial. 0 not checked. [2018-12-01 22:18:45,569 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-12-01 22:18:45,570 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [58, 41] total 96 [2018-12-01 22:18:45,570 INFO L459 AbstractCegarLoop]: Interpolant automaton has 96 states [2018-12-01 22:18:45,571 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 96 interpolants. [2018-12-01 22:18:45,571 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1147, Invalid=7973, Unknown=0, NotChecked=0, Total=9120 [2018-12-01 22:18:45,571 INFO L87 Difference]: Start difference. First operand 2024 states and 2027 transitions. Second operand 96 states. [2018-12-01 22:18:56,900 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-01 22:18:56,900 INFO L93 Difference]: Finished difference Result 2325 states and 2337 transitions. [2018-12-01 22:18:56,900 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 291 states. [2018-12-01 22:18:56,900 INFO L78 Accepts]: Start accepts. Automaton has 96 states. Word has length 2015 [2018-12-01 22:18:56,901 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-01 22:18:56,905 INFO L225 Difference]: With dead ends: 2325 [2018-12-01 22:18:56,905 INFO L226 Difference]: Without dead ends: 2325 [2018-12-01 22:18:56,911 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 2334 GetRequests, 1977 SyntacticMatches, 2 SemanticMatches, 355 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 50388 ImplicationChecksByTransitivity, 10.3s TimeCoverageRelationStatistics Valid=19783, Invalid=107309, Unknown=0, NotChecked=0, Total=127092 [2018-12-01 22:18:56,912 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2325 states. [2018-12-01 22:18:56,927 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2325 to 2312. [2018-12-01 22:18:56,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2312 states. [2018-12-01 22:18:56,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2312 states to 2312 states and 2323 transitions. [2018-12-01 22:18:56,930 INFO L78 Accepts]: Start accepts. Automaton has 2312 states and 2323 transitions. Word has length 2015 [2018-12-01 22:18:56,931 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-01 22:18:56,931 INFO L480 AbstractCegarLoop]: Abstraction has 2312 states and 2323 transitions. [2018-12-01 22:18:56,931 INFO L481 AbstractCegarLoop]: Interpolant automaton has 96 states. [2018-12-01 22:18:56,931 INFO L276 IsEmpty]: Start isEmpty. Operand 2312 states and 2323 transitions. [2018-12-01 22:18:56,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 2167 [2018-12-01 22:18:56,949 INFO L394 BasicCegarLoop]: Found error trace [2018-12-01 22:18:56,949 INFO L402 BasicCegarLoop]: trace histogram [377, 376, 376, 376, 376, 26, 26, 26, 25, 25, 25, 25, 25, 25, 25, 25, 1, 1, 1, 1, 1, 1, 1] [2018-12-01 22:18:56,949 INFO L423 AbstractCegarLoop]: === Iteration 69 === [fooErr0ASSERT_VIOLATIONARRAY_INDEX, fooErr1REQUIRES_VIOLATION, fooErr2REQUIRES_VIOLATION, mainErr4ENSURES_VIOLATIONMEMORY_LEAK, mainErr3REQUIRES_VIOLATION, mainErr1REQUIRES_VIOLATION, mainErr2REQUIRES_VIOLATION, mainErr0REQUIRES_VIOLATION]=== [2018-12-01 22:18:56,949 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-01 22:18:56,950 INFO L82 PathProgramCache]: Analyzing trace with hash -1713476150, now seen corresponding path program 55 times [2018-12-01 22:18:56,950 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-01 22:18:56,950 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-01 22:18:56,950 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 22:18:56,950 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-12-01 22:18:56,950 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 22:18:57,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:18:58,689 INFO L134 CoverageAnalysis]: Checked inductivity of 366052 backedges. 47123 proven. 1876 refuted. 0 times theorem prover too weak. 317053 trivial. 0 not checked. [2018-12-01 22:18:58,689 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-01 22:18:58,690 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_6177db05-1e8d-4ded-a528-334e99c03368/bin-2019/uautomizer/z3 Starting monitored process 63 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 63 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-12-01 22:18:58,697 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-01 22:18:59,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:18:59,044 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-01 22:19:00,526 INFO L134 CoverageAnalysis]: Checked inductivity of 366052 backedges. 46875 proven. 1677 refuted. 0 times theorem prover too weak. 317500 trivial. 0 not checked. [2018-12-01 22:19:00,543 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-12-01 22:19:00,543 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [33, 28] total 60 [2018-12-01 22:19:00,544 INFO L459 AbstractCegarLoop]: Interpolant automaton has 61 states [2018-12-01 22:19:00,544 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 61 interpolants. [2018-12-01 22:19:00,544 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=475, Invalid=3185, Unknown=0, NotChecked=0, Total=3660 [2018-12-01 22:19:00,544 INFO L87 Difference]: Start difference. First operand 2312 states and 2323 transitions. Second operand 61 states. [2018-12-01 22:19:03,100 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-01 22:19:03,100 INFO L93 Difference]: Finished difference Result 2780 states and 2808 transitions. [2018-12-01 22:19:03,100 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 88 states. [2018-12-01 22:19:03,100 INFO L78 Accepts]: Start accepts. Automaton has 61 states. Word has length 2166 [2018-12-01 22:19:03,101 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-01 22:19:03,105 INFO L225 Difference]: With dead ends: 2780 [2018-12-01 22:19:03,105 INFO L226 Difference]: Without dead ends: 2780 [2018-12-01 22:19:03,106 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 2230 GetRequests, 2139 SyntacticMatches, 0 SemanticMatches, 91 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1480 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=806, Invalid=7750, Unknown=0, NotChecked=0, Total=8556 [2018-12-01 22:19:03,107 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2780 states. [2018-12-01 22:19:03,117 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2780 to 2750. [2018-12-01 22:19:03,117 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2750 states. [2018-12-01 22:19:03,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2750 states to 2750 states and 2777 transitions. [2018-12-01 22:19:03,120 INFO L78 Accepts]: Start accepts. Automaton has 2750 states and 2777 transitions. Word has length 2166 [2018-12-01 22:19:03,121 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-01 22:19:03,121 INFO L480 AbstractCegarLoop]: Abstraction has 2750 states and 2777 transitions. [2018-12-01 22:19:03,121 INFO L481 AbstractCegarLoop]: Interpolant automaton has 61 states. [2018-12-01 22:19:03,121 INFO L276 IsEmpty]: Start isEmpty. Operand 2750 states and 2777 transitions. [2018-12-01 22:19:03,140 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 2303 [2018-12-01 22:19:03,140 INFO L394 BasicCegarLoop]: Found error trace [2018-12-01 22:19:03,141 INFO L402 BasicCegarLoop]: trace histogram [402, 401, 401, 401, 401, 27, 27, 27, 26, 26, 26, 26, 26, 26, 26, 26, 1, 1, 1, 1, 1, 1, 1] [2018-12-01 22:19:03,141 INFO L423 AbstractCegarLoop]: === Iteration 70 === [fooErr0ASSERT_VIOLATIONARRAY_INDEX, fooErr1REQUIRES_VIOLATION, fooErr2REQUIRES_VIOLATION, mainErr4ENSURES_VIOLATIONMEMORY_LEAK, mainErr3REQUIRES_VIOLATION, mainErr1REQUIRES_VIOLATION, mainErr2REQUIRES_VIOLATION, mainErr0REQUIRES_VIOLATION]=== [2018-12-01 22:19:03,141 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-01 22:19:03,141 INFO L82 PathProgramCache]: Analyzing trace with hash -397294355, now seen corresponding path program 56 times [2018-12-01 22:19:03,141 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-01 22:19:03,141 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-01 22:19:03,142 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 22:19:03,142 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-01 22:19:03,142 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 22:19:03,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:19:05,725 INFO L134 CoverageAnalysis]: Checked inductivity of 415907 backedges. 87699 proven. 10994 refuted. 0 times theorem prover too weak. 317214 trivial. 0 not checked. [2018-12-01 22:19:05,725 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-01 22:19:05,725 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_6177db05-1e8d-4ded-a528-334e99c03368/bin-2019/uautomizer/z3 Starting monitored process 64 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 64 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-12-01 22:19:05,731 INFO L103 rtionOrderModulation]: Keeping assertion order OUTSIDE_LOOP_FIRST1 [2018-12-01 22:19:06,067 INFO L249 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2018-12-01 22:19:06,067 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2018-12-01 22:19:06,085 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-01 22:19:08,723 INFO L134 CoverageAnalysis]: Checked inductivity of 415907 backedges. 168229 proven. 1404 refuted. 0 times theorem prover too weak. 246274 trivial. 0 not checked. [2018-12-01 22:19:08,740 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-12-01 22:19:08,741 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [62, 52] total 111 [2018-12-01 22:19:08,742 INFO L459 AbstractCegarLoop]: Interpolant automaton has 111 states [2018-12-01 22:19:08,742 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 111 interpolants. [2018-12-01 22:19:08,743 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1829, Invalid=10381, Unknown=0, NotChecked=0, Total=12210 [2018-12-01 22:19:08,743 INFO L87 Difference]: Start difference. First operand 2750 states and 2777 transitions. Second operand 111 states. [2018-12-01 22:19:11,979 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-01 22:19:11,979 INFO L93 Difference]: Finished difference Result 2491 states and 2504 transitions. [2018-12-01 22:19:11,979 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 133 states. [2018-12-01 22:19:11,979 INFO L78 Accepts]: Start accepts. Automaton has 111 states. Word has length 2302 [2018-12-01 22:19:11,980 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-01 22:19:11,983 INFO L225 Difference]: With dead ends: 2491 [2018-12-01 22:19:11,983 INFO L226 Difference]: Without dead ends: 2482 [2018-12-01 22:19:11,985 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 2465 GetRequests, 2254 SyntacticMatches, 0 SemanticMatches, 211 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14487 ImplicationChecksByTransitivity, 3.5s TimeCoverageRelationStatistics Valid=6741, Invalid=38415, Unknown=0, NotChecked=0, Total=45156 [2018-12-01 22:19:11,986 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2482 states. [2018-12-01 22:19:11,997 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2482 to 2474. [2018-12-01 22:19:11,997 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2474 states. [2018-12-01 22:19:11,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2474 states to 2474 states and 2485 transitions. [2018-12-01 22:19:11,999 INFO L78 Accepts]: Start accepts. Automaton has 2474 states and 2485 transitions. Word has length 2302 [2018-12-01 22:19:12,000 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-01 22:19:12,000 INFO L480 AbstractCegarLoop]: Abstraction has 2474 states and 2485 transitions. [2018-12-01 22:19:12,000 INFO L481 AbstractCegarLoop]: Interpolant automaton has 111 states. [2018-12-01 22:19:12,000 INFO L276 IsEmpty]: Start isEmpty. Operand 2474 states and 2485 transitions. [2018-12-01 22:19:12,020 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 2308 [2018-12-01 22:19:12,020 INFO L394 BasicCegarLoop]: Found error trace [2018-12-01 22:19:12,020 INFO L402 BasicCegarLoop]: trace histogram [403, 402, 402, 402, 402, 27, 27, 27, 26, 26, 26, 26, 26, 26, 26, 26, 1, 1, 1, 1, 1, 1, 1] [2018-12-01 22:19:12,020 INFO L423 AbstractCegarLoop]: === Iteration 71 === [fooErr0ASSERT_VIOLATIONARRAY_INDEX, fooErr1REQUIRES_VIOLATION, fooErr2REQUIRES_VIOLATION, mainErr4ENSURES_VIOLATIONMEMORY_LEAK, mainErr3REQUIRES_VIOLATION, mainErr1REQUIRES_VIOLATION, mainErr2REQUIRES_VIOLATION, mainErr0REQUIRES_VIOLATION]=== [2018-12-01 22:19:12,020 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-01 22:19:12,021 INFO L82 PathProgramCache]: Analyzing trace with hash -706640056, now seen corresponding path program 57 times [2018-12-01 22:19:12,021 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-01 22:19:12,021 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-01 22:19:12,021 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 22:19:12,021 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-12-01 22:19:12,021 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 22:19:12,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:19:14,604 INFO L134 CoverageAnalysis]: Checked inductivity of 417940 backedges. 92269 proven. 8317 refuted. 0 times theorem prover too weak. 317354 trivial. 0 not checked. [2018-12-01 22:19:14,604 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-01 22:19:14,604 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_6177db05-1e8d-4ded-a528-334e99c03368/bin-2019/uautomizer/z3 Starting monitored process 65 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 65 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-12-01 22:19:14,612 INFO L103 rtionOrderModulation]: Keeping assertion order OUTSIDE_LOOP_FIRST2 [2018-12-01 22:19:16,355 INFO L249 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 28 check-sat command(s) [2018-12-01 22:19:16,356 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2018-12-01 22:19:16,371 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-01 22:19:18,462 INFO L134 CoverageAnalysis]: Checked inductivity of 417940 backedges. 95265 proven. 5268 refuted. 0 times theorem prover too weak. 317407 trivial. 0 not checked. [2018-12-01 22:19:18,479 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-12-01 22:19:18,480 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [62, 36] total 93 [2018-12-01 22:19:18,480 INFO L459 AbstractCegarLoop]: Interpolant automaton has 93 states [2018-12-01 22:19:18,481 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 93 interpolants. [2018-12-01 22:19:18,481 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1626, Invalid=6930, Unknown=0, NotChecked=0, Total=8556 [2018-12-01 22:19:18,481 INFO L87 Difference]: Start difference. First operand 2474 states and 2485 transitions. Second operand 93 states. [2018-12-01 22:19:21,373 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-01 22:19:21,373 INFO L93 Difference]: Finished difference Result 2633 states and 2648 transitions. [2018-12-01 22:19:21,374 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 118 states. [2018-12-01 22:19:21,374 INFO L78 Accepts]: Start accepts. Automaton has 93 states. Word has length 2307 [2018-12-01 22:19:21,375 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-01 22:19:21,377 INFO L225 Difference]: With dead ends: 2633 [2018-12-01 22:19:21,377 INFO L226 Difference]: Without dead ends: 2633 [2018-12-01 22:19:21,379 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 2476 GetRequests, 2277 SyntacticMatches, 0 SemanticMatches, 199 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12564 ImplicationChecksByTransitivity, 3.2s TimeCoverageRelationStatistics Valid=9174, Invalid=31026, Unknown=0, NotChecked=0, Total=40200 [2018-12-01 22:19:21,381 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2633 states. [2018-12-01 22:19:21,392 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2633 to 2626. [2018-12-01 22:19:21,392 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2626 states. [2018-12-01 22:19:21,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2626 states to 2626 states and 2641 transitions. [2018-12-01 22:19:21,394 INFO L78 Accepts]: Start accepts. Automaton has 2626 states and 2641 transitions. Word has length 2307 [2018-12-01 22:19:21,395 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-01 22:19:21,395 INFO L480 AbstractCegarLoop]: Abstraction has 2626 states and 2641 transitions. [2018-12-01 22:19:21,395 INFO L481 AbstractCegarLoop]: Interpolant automaton has 93 states. [2018-12-01 22:19:21,395 INFO L276 IsEmpty]: Start isEmpty. Operand 2626 states and 2641 transitions. [2018-12-01 22:19:21,414 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 2318 [2018-12-01 22:19:21,414 INFO L394 BasicCegarLoop]: Found error trace [2018-12-01 22:19:21,415 INFO L402 BasicCegarLoop]: trace histogram [405, 404, 404, 404, 404, 27, 27, 27, 26, 26, 26, 26, 26, 26, 26, 26, 1, 1, 1, 1, 1, 1, 1] [2018-12-01 22:19:21,415 INFO L423 AbstractCegarLoop]: === Iteration 72 === [fooErr0ASSERT_VIOLATIONARRAY_INDEX, fooErr1REQUIRES_VIOLATION, fooErr2REQUIRES_VIOLATION, mainErr4ENSURES_VIOLATIONMEMORY_LEAK, mainErr3REQUIRES_VIOLATION, mainErr1REQUIRES_VIOLATION, mainErr2REQUIRES_VIOLATION, mainErr0REQUIRES_VIOLATION]=== [2018-12-01 22:19:21,415 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-01 22:19:21,415 INFO L82 PathProgramCache]: Analyzing trace with hash 1696940994, now seen corresponding path program 58 times [2018-12-01 22:19:21,415 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-01 22:19:21,415 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-01 22:19:21,416 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 22:19:21,416 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-12-01 22:19:21,416 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 22:19:21,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:19:23,346 INFO L134 CoverageAnalysis]: Checked inductivity of 422021 backedges. 52508 proven. 2029 refuted. 0 times theorem prover too weak. 367484 trivial. 0 not checked. [2018-12-01 22:19:23,346 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-01 22:19:23,346 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_6177db05-1e8d-4ded-a528-334e99c03368/bin-2019/uautomizer/z3 Starting monitored process 66 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 66 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-12-01 22:19:23,353 INFO L103 rtionOrderModulation]: Keeping assertion order TERMS_WITH_SMALL_CONSTANTS_FIRST [2018-12-01 22:19:24,210 INFO L249 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2018-12-01 22:19:24,210 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2018-12-01 22:19:24,237 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-01 22:19:25,955 INFO L134 CoverageAnalysis]: Checked inductivity of 422021 backedges. 52377 proven. 1809 refuted. 0 times theorem prover too weak. 367835 trivial. 0 not checked. [2018-12-01 22:19:25,977 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-12-01 22:19:25,978 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [33, 29] total 61 [2018-12-01 22:19:25,978 INFO L459 AbstractCegarLoop]: Interpolant automaton has 62 states [2018-12-01 22:19:25,978 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 62 interpolants. [2018-12-01 22:19:25,979 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=502, Invalid=3280, Unknown=0, NotChecked=0, Total=3782 [2018-12-01 22:19:25,979 INFO L87 Difference]: Start difference. First operand 2626 states and 2641 transitions. Second operand 62 states. [2018-12-01 22:19:28,971 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-01 22:19:28,971 INFO L93 Difference]: Finished difference Result 3100 states and 3126 transitions. [2018-12-01 22:19:28,972 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 91 states. [2018-12-01 22:19:28,972 INFO L78 Accepts]: Start accepts. Automaton has 62 states. Word has length 2317 [2018-12-01 22:19:28,973 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-01 22:19:28,975 INFO L225 Difference]: With dead ends: 3100 [2018-12-01 22:19:28,975 INFO L226 Difference]: Without dead ends: 3100 [2018-12-01 22:19:28,975 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 2382 GetRequests, 2289 SyntacticMatches, 0 SemanticMatches, 93 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1497 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=816, Invalid=8114, Unknown=0, NotChecked=0, Total=8930 [2018-12-01 22:19:28,976 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3100 states. [2018-12-01 22:19:28,987 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3100 to 3070. [2018-12-01 22:19:28,987 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3070 states. [2018-12-01 22:19:28,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3070 states to 3070 states and 3095 transitions. [2018-12-01 22:19:28,990 INFO L78 Accepts]: Start accepts. Automaton has 3070 states and 3095 transitions. Word has length 2317 [2018-12-01 22:19:28,991 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-01 22:19:28,991 INFO L480 AbstractCegarLoop]: Abstraction has 3070 states and 3095 transitions. [2018-12-01 22:19:28,991 INFO L481 AbstractCegarLoop]: Interpolant automaton has 62 states. [2018-12-01 22:19:28,991 INFO L276 IsEmpty]: Start isEmpty. Operand 3070 states and 3095 transitions. [2018-12-01 22:19:29,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 2459 [2018-12-01 22:19:29,012 INFO L394 BasicCegarLoop]: Found error trace [2018-12-01 22:19:29,012 INFO L402 BasicCegarLoop]: trace histogram [431, 430, 430, 430, 430, 28, 28, 28, 27, 27, 27, 27, 27, 27, 27, 27, 1, 1, 1, 1, 1, 1, 1] [2018-12-01 22:19:29,012 INFO L423 AbstractCegarLoop]: === Iteration 73 === [fooErr0ASSERT_VIOLATIONARRAY_INDEX, fooErr1REQUIRES_VIOLATION, fooErr2REQUIRES_VIOLATION, mainErr4ENSURES_VIOLATIONMEMORY_LEAK, mainErr3REQUIRES_VIOLATION, mainErr1REQUIRES_VIOLATION, mainErr2REQUIRES_VIOLATION, mainErr0REQUIRES_VIOLATION]=== [2018-12-01 22:19:29,012 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-01 22:19:29,013 INFO L82 PathProgramCache]: Analyzing trace with hash 1469892906, now seen corresponding path program 59 times [2018-12-01 22:19:29,013 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-01 22:19:29,013 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-01 22:19:29,013 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 22:19:29,013 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-12-01 22:19:29,013 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 22:19:29,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:19:31,925 INFO L134 CoverageAnalysis]: Checked inductivity of 477614 backedges. 98189 proven. 11888 refuted. 0 times theorem prover too weak. 367537 trivial. 0 not checked. [2018-12-01 22:19:31,926 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-01 22:19:31,926 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_6177db05-1e8d-4ded-a528-334e99c03368/bin-2019/uautomizer/z3 Starting monitored process 67 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 67 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-12-01 22:19:31,931 INFO L103 rtionOrderModulation]: Keeping assertion order INSIDE_LOOP_FIRST1 [2018-12-01 22:19:40,970 INFO L249 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 63 check-sat command(s) [2018-12-01 22:19:40,970 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2018-12-01 22:19:41,010 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-01 22:19:44,189 INFO L134 CoverageAnalysis]: Checked inductivity of 477614 backedges. 188324 proven. 8857 refuted. 0 times theorem prover too weak. 280433 trivial. 0 not checked. [2018-12-01 22:19:44,215 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-12-01 22:19:44,215 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [64, 58] total 119 [2018-12-01 22:19:44,216 INFO L459 AbstractCegarLoop]: Interpolant automaton has 119 states [2018-12-01 22:19:44,216 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 119 interpolants. [2018-12-01 22:19:44,216 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1937, Invalid=12105, Unknown=0, NotChecked=0, Total=14042 [2018-12-01 22:19:44,216 INFO L87 Difference]: Start difference. First operand 3070 states and 3095 transitions. Second operand 119 states. [2018-12-01 22:19:49,457 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-01 22:19:49,457 INFO L93 Difference]: Finished difference Result 2795 states and 2808 transitions. [2018-12-01 22:19:49,458 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 143 states. [2018-12-01 22:19:49,458 INFO L78 Accepts]: Start accepts. Automaton has 119 states. Word has length 2458 [2018-12-01 22:19:49,459 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-01 22:19:49,461 INFO L225 Difference]: With dead ends: 2795 [2018-12-01 22:19:49,461 INFO L226 Difference]: Without dead ends: 2786 [2018-12-01 22:19:49,464 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 2657 GetRequests, 2405 SyntacticMatches, 0 SemanticMatches, 252 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 21655 ImplicationChecksByTransitivity, 4.8s TimeCoverageRelationStatistics Valid=9306, Invalid=54956, Unknown=0, NotChecked=0, Total=64262 [2018-12-01 22:19:49,466 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2786 states. [2018-12-01 22:19:49,476 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2786 to 2778. [2018-12-01 22:19:49,476 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2778 states. [2018-12-01 22:19:49,478 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2778 states to 2778 states and 2788 transitions. [2018-12-01 22:19:49,478 INFO L78 Accepts]: Start accepts. Automaton has 2778 states and 2788 transitions. Word has length 2458 [2018-12-01 22:19:49,479 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-01 22:19:49,479 INFO L480 AbstractCegarLoop]: Abstraction has 2778 states and 2788 transitions. [2018-12-01 22:19:49,479 INFO L481 AbstractCegarLoop]: Interpolant automaton has 119 states. [2018-12-01 22:19:49,479 INFO L276 IsEmpty]: Start isEmpty. Operand 2778 states and 2788 transitions. [2018-12-01 22:19:49,499 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 2464 [2018-12-01 22:19:49,499 INFO L394 BasicCegarLoop]: Found error trace [2018-12-01 22:19:49,500 INFO L402 BasicCegarLoop]: trace histogram [432, 431, 431, 431, 431, 28, 28, 28, 27, 27, 27, 27, 27, 27, 27, 27, 1, 1, 1, 1, 1, 1, 1] [2018-12-01 22:19:49,500 INFO L423 AbstractCegarLoop]: === Iteration 74 === [fooErr0ASSERT_VIOLATIONARRAY_INDEX, fooErr1REQUIRES_VIOLATION, fooErr2REQUIRES_VIOLATION, mainErr4ENSURES_VIOLATIONMEMORY_LEAK, mainErr3REQUIRES_VIOLATION, mainErr1REQUIRES_VIOLATION, mainErr2REQUIRES_VIOLATION, mainErr0REQUIRES_VIOLATION]=== [2018-12-01 22:19:49,500 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-01 22:19:49,500 INFO L82 PathProgramCache]: Analyzing trace with hash -1831952213, now seen corresponding path program 60 times [2018-12-01 22:19:49,500 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-01 22:19:49,500 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-01 22:19:49,501 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 22:19:49,501 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-12-01 22:19:49,501 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 22:19:49,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:19:52,363 INFO L134 CoverageAnalysis]: Checked inductivity of 479793 backedges. 103136 proven. 8974 refuted. 0 times theorem prover too weak. 367683 trivial. 0 not checked. [2018-12-01 22:19:52,363 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-01 22:19:52,363 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_6177db05-1e8d-4ded-a528-334e99c03368/bin-2019/uautomizer/z3 Starting monitored process 68 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 68 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-12-01 22:19:52,369 INFO L103 rtionOrderModulation]: Keeping assertion order MIX_INSIDE_OUTSIDE [2018-12-01 22:20:16,453 INFO L249 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 52 check-sat command(s) [2018-12-01 22:20:16,453 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2018-12-01 22:20:16,487 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-01 22:20:18,667 INFO L134 CoverageAnalysis]: Checked inductivity of 479793 backedges. 58145 proven. 2188 refuted. 0 times theorem prover too weak. 419460 trivial. 0 not checked. [2018-12-01 22:20:18,689 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-12-01 22:20:18,690 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [64, 34] total 94 [2018-12-01 22:20:18,690 INFO L459 AbstractCegarLoop]: Interpolant automaton has 94 states [2018-12-01 22:20:18,690 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 94 interpolants. [2018-12-01 22:20:18,691 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1328, Invalid=7414, Unknown=0, NotChecked=0, Total=8742 [2018-12-01 22:20:18,691 INFO L87 Difference]: Start difference. First operand 2778 states and 2788 transitions. Second operand 94 states. [2018-12-01 22:20:25,163 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-01 22:20:25,163 INFO L93 Difference]: Finished difference Result 3095 states and 3110 transitions. [2018-12-01 22:20:25,163 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 250 states. [2018-12-01 22:20:25,163 INFO L78 Accepts]: Start accepts. Automaton has 94 states. Word has length 2463 [2018-12-01 22:20:25,164 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-01 22:20:25,166 INFO L225 Difference]: With dead ends: 3095 [2018-12-01 22:20:25,167 INFO L226 Difference]: Without dead ends: 3095 [2018-12-01 22:20:25,170 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 2716 GetRequests, 2434 SyntacticMatches, 0 SemanticMatches, 282 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 27945 ImplicationChecksByTransitivity, 6.3s TimeCoverageRelationStatistics Valid=10795, Invalid=69577, Unknown=0, NotChecked=0, Total=80372 [2018-12-01 22:20:25,171 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3095 states. [2018-12-01 22:20:25,180 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3095 to 2791. [2018-12-01 22:20:25,180 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2791 states. [2018-12-01 22:20:25,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2791 states to 2791 states and 2802 transitions. [2018-12-01 22:20:25,182 INFO L78 Accepts]: Start accepts. Automaton has 2791 states and 2802 transitions. Word has length 2463 [2018-12-01 22:20:25,182 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-01 22:20:25,183 INFO L480 AbstractCegarLoop]: Abstraction has 2791 states and 2802 transitions. [2018-12-01 22:20:25,183 INFO L481 AbstractCegarLoop]: Interpolant automaton has 94 states. [2018-12-01 22:20:25,183 INFO L276 IsEmpty]: Start isEmpty. Operand 2791 states and 2802 transitions. [2018-12-01 22:20:25,205 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 2615 [2018-12-01 22:20:25,205 INFO L394 BasicCegarLoop]: Found error trace [2018-12-01 22:20:25,206 INFO L402 BasicCegarLoop]: trace histogram [460, 459, 459, 459, 459, 29, 29, 29, 28, 28, 28, 28, 28, 28, 28, 28, 1, 1, 1, 1, 1, 1, 1] [2018-12-01 22:20:25,206 INFO L423 AbstractCegarLoop]: === Iteration 75 === [fooErr0ASSERT_VIOLATIONARRAY_INDEX, fooErr1REQUIRES_VIOLATION, fooErr2REQUIRES_VIOLATION, mainErr4ENSURES_VIOLATIONMEMORY_LEAK, mainErr3REQUIRES_VIOLATION, mainErr1REQUIRES_VIOLATION, mainErr2REQUIRES_VIOLATION, mainErr0REQUIRES_VIOLATION]=== [2018-12-01 22:20:25,206 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-01 22:20:25,206 INFO L82 PathProgramCache]: Analyzing trace with hash 1196810675, now seen corresponding path program 61 times [2018-12-01 22:20:25,206 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-01 22:20:25,206 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-01 22:20:25,207 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 22:20:25,207 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-12-01 22:20:25,207 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 22:20:25,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:20:28,320 INFO L134 CoverageAnalysis]: Checked inductivity of 543595 backedges. 116042 proven. 5673 refuted. 0 times theorem prover too weak. 421880 trivial. 0 not checked. [2018-12-01 22:20:28,320 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-01 22:20:28,320 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_6177db05-1e8d-4ded-a528-334e99c03368/bin-2019/uautomizer/z3 Starting monitored process 69 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 69 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-12-01 22:20:28,325 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-01 22:20:28,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:20:28,719 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-01 22:20:31,991 INFO L134 CoverageAnalysis]: Checked inductivity of 543595 backedges. 168382 proven. 1782 refuted. 0 times theorem prover too weak. 373431 trivial. 0 not checked. [2018-12-01 22:20:32,008 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-12-01 22:20:32,008 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [64, 58] total 119 [2018-12-01 22:20:32,009 INFO L459 AbstractCegarLoop]: Interpolant automaton has 119 states [2018-12-01 22:20:32,009 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 119 interpolants. [2018-12-01 22:20:32,010 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=2183, Invalid=11859, Unknown=0, NotChecked=0, Total=14042 [2018-12-01 22:20:32,010 INFO L87 Difference]: Start difference. First operand 2791 states and 2802 transitions. Second operand 119 states. [2018-12-01 22:20:36,682 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-01 22:20:36,682 INFO L93 Difference]: Finished difference Result 2657 states and 2659 transitions. [2018-12-01 22:20:36,682 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 144 states. [2018-12-01 22:20:36,682 INFO L78 Accepts]: Start accepts. Automaton has 119 states. Word has length 2614 [2018-12-01 22:20:36,683 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-01 22:20:36,685 INFO L225 Difference]: With dead ends: 2657 [2018-12-01 22:20:36,685 INFO L226 Difference]: Without dead ends: 2636 [2018-12-01 22:20:36,687 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 2787 GetRequests, 2560 SyntacticMatches, 0 SemanticMatches, 227 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 16846 ImplicationChecksByTransitivity, 4.0s TimeCoverageRelationStatistics Valid=7912, Invalid=44300, Unknown=0, NotChecked=0, Total=52212 [2018-12-01 22:20:36,688 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2636 states. [2018-12-01 22:20:36,696 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2636 to 2633. [2018-12-01 22:20:36,696 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2633 states. [2018-12-01 22:20:36,697 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2633 states to 2633 states and 2635 transitions. [2018-12-01 22:20:36,698 INFO L78 Accepts]: Start accepts. Automaton has 2633 states and 2635 transitions. Word has length 2614 [2018-12-01 22:20:36,698 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-01 22:20:36,698 INFO L480 AbstractCegarLoop]: Abstraction has 2633 states and 2635 transitions. [2018-12-01 22:20:36,698 INFO L481 AbstractCegarLoop]: Interpolant automaton has 119 states. [2018-12-01 22:20:36,698 INFO L276 IsEmpty]: Start isEmpty. Operand 2633 states and 2635 transitions. [2018-12-01 22:20:36,721 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 2625 [2018-12-01 22:20:36,721 INFO L394 BasicCegarLoop]: Found error trace [2018-12-01 22:20:36,722 INFO L402 BasicCegarLoop]: trace histogram [462, 461, 461, 461, 461, 29, 29, 29, 28, 28, 28, 28, 28, 28, 28, 28, 1, 1, 1, 1, 1, 1, 1] [2018-12-01 22:20:36,722 INFO L423 AbstractCegarLoop]: === Iteration 76 === [fooErr0ASSERT_VIOLATIONARRAY_INDEX, fooErr1REQUIRES_VIOLATION, fooErr2REQUIRES_VIOLATION, mainErr4ENSURES_VIOLATIONMEMORY_LEAK, mainErr3REQUIRES_VIOLATION, mainErr1REQUIRES_VIOLATION, mainErr2REQUIRES_VIOLATION, mainErr0REQUIRES_VIOLATION]=== [2018-12-01 22:20:36,722 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-01 22:20:36,722 INFO L82 PathProgramCache]: Analyzing trace with hash -1506860179, now seen corresponding path program 62 times [2018-12-01 22:20:36,722 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-01 22:20:36,722 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-01 22:20:36,722 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 22:20:36,723 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-01 22:20:36,723 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 22:20:36,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:20:39,764 INFO L134 CoverageAnalysis]: Checked inductivity of 548250 backedges. 122305 proven. 6828 refuted. 0 times theorem prover too weak. 419117 trivial. 0 not checked. [2018-12-01 22:20:39,765 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-01 22:20:39,765 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_6177db05-1e8d-4ded-a528-334e99c03368/bin-2019/uautomizer/z3 Starting monitored process 70 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 70 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-12-01 22:20:39,770 INFO L103 rtionOrderModulation]: Keeping assertion order OUTSIDE_LOOP_FIRST1 [2018-12-01 22:20:40,157 INFO L249 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2018-12-01 22:20:40,157 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2018-12-01 22:20:40,176 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-01 22:20:42,671 INFO L134 CoverageAnalysis]: Checked inductivity of 548250 backedges. 122619 proven. 1918 refuted. 0 times theorem prover too weak. 423713 trivial. 0 not checked. [2018-12-01 22:20:42,689 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-12-01 22:20:42,690 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [64, 60] total 93 [2018-12-01 22:20:42,690 INFO L459 AbstractCegarLoop]: Interpolant automaton has 93 states [2018-12-01 22:20:42,691 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 93 interpolants. [2018-12-01 22:20:42,691 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1837, Invalid=6719, Unknown=0, NotChecked=0, Total=8556 [2018-12-01 22:20:42,691 INFO L87 Difference]: Start difference. First operand 2633 states and 2635 transitions. Second operand 93 states. [2018-12-01 22:20:46,307 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-01 22:20:46,307 INFO L93 Difference]: Finished difference Result 2647 states and 2648 transitions. [2018-12-01 22:20:46,307 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 88 states. [2018-12-01 22:20:46,307 INFO L78 Accepts]: Start accepts. Automaton has 93 states. Word has length 2624 [2018-12-01 22:20:46,309 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-01 22:20:46,311 INFO L225 Difference]: With dead ends: 2647 [2018-12-01 22:20:46,311 INFO L226 Difference]: Without dead ends: 2641 [2018-12-01 22:20:46,312 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 2745 GetRequests, 2597 SyntacticMatches, 0 SemanticMatches, 148 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7627 ImplicationChecksByTransitivity, 2.7s TimeCoverageRelationStatistics Valid=4993, Invalid=17357, Unknown=0, NotChecked=0, Total=22350 [2018-12-01 22:20:46,313 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2641 states. [2018-12-01 22:20:46,321 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2641 to 2638. [2018-12-01 22:20:46,321 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2638 states. [2018-12-01 22:20:46,323 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2638 states to 2638 states and 2639 transitions. [2018-12-01 22:20:46,323 INFO L78 Accepts]: Start accepts. Automaton has 2638 states and 2639 transitions. Word has length 2624 [2018-12-01 22:20:46,324 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-01 22:20:46,324 INFO L480 AbstractCegarLoop]: Abstraction has 2638 states and 2639 transitions. [2018-12-01 22:20:46,324 INFO L481 AbstractCegarLoop]: Interpolant automaton has 93 states. [2018-12-01 22:20:46,324 INFO L276 IsEmpty]: Start isEmpty. Operand 2638 states and 2639 transitions. [2018-12-01 22:20:46,348 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 2635 [2018-12-01 22:20:46,348 INFO L394 BasicCegarLoop]: Found error trace [2018-12-01 22:20:46,349 INFO L402 BasicCegarLoop]: trace histogram [464, 463, 463, 463, 463, 29, 29, 29, 28, 28, 28, 28, 28, 28, 28, 28, 1, 1, 1, 1, 1, 1, 1] [2018-12-01 22:20:46,349 INFO L423 AbstractCegarLoop]: === Iteration 77 === [fooErr0ASSERT_VIOLATIONARRAY_INDEX, fooErr1REQUIRES_VIOLATION, fooErr2REQUIRES_VIOLATION, mainErr4ENSURES_VIOLATIONMEMORY_LEAK, mainErr3REQUIRES_VIOLATION, mainErr1REQUIRES_VIOLATION, mainErr2REQUIRES_VIOLATION, mainErr0REQUIRES_VIOLATION]=== [2018-12-01 22:20:46,349 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-01 22:20:46,349 INFO L82 PathProgramCache]: Analyzing trace with hash 2134165351, now seen corresponding path program 63 times [2018-12-01 22:20:46,349 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-01 22:20:46,350 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-01 22:20:46,350 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 22:20:46,350 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-12-01 22:20:46,350 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 22:20:46,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:20:48,748 INFO L134 CoverageAnalysis]: Checked inductivity of 552925 backedges. 64779 proven. 2353 refuted. 0 times theorem prover too weak. 485793 trivial. 0 not checked. [2018-12-01 22:20:48,748 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-01 22:20:48,748 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_6177db05-1e8d-4ded-a528-334e99c03368/bin-2019/uautomizer/z3 Starting monitored process 71 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 71 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-12-01 22:20:48,753 INFO L103 rtionOrderModulation]: Keeping assertion order OUTSIDE_LOOP_FIRST2 [2018-12-01 22:20:52,903 INFO L249 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 30 check-sat command(s) [2018-12-01 22:20:52,903 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2018-12-01 22:20:52,919 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-01 22:20:55,033 INFO L134 CoverageAnalysis]: Checked inductivity of 552925 backedges. 64638 proven. 2088 refuted. 0 times theorem prover too weak. 486199 trivial. 0 not checked. [2018-12-01 22:20:55,052 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-12-01 22:20:55,052 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [35, 32] total 65 [2018-12-01 22:20:55,053 INFO L459 AbstractCegarLoop]: Interpolant automaton has 66 states [2018-12-01 22:20:55,053 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 66 interpolants. [2018-12-01 22:20:55,053 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=945, Invalid=3345, Unknown=0, NotChecked=0, Total=4290 [2018-12-01 22:20:55,053 INFO L87 Difference]: Start difference. First operand 2638 states and 2639 transitions. Second operand 66 states. [2018-12-01 22:20:56,899 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-01 22:20:56,899 INFO L93 Difference]: Finished difference Result 2817 states and 2821 transitions. [2018-12-01 22:20:56,899 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 94 states. [2018-12-01 22:20:56,899 INFO L78 Accepts]: Start accepts. Automaton has 66 states. Word has length 2634 [2018-12-01 22:20:56,900 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-01 22:20:56,902 INFO L225 Difference]: With dead ends: 2817 [2018-12-01 22:20:56,902 INFO L226 Difference]: Without dead ends: 2817 [2018-12-01 22:20:56,903 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 2729 GetRequests, 2604 SyntacticMatches, 0 SemanticMatches, 125 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2961 ImplicationChecksByTransitivity, 2.1s TimeCoverageRelationStatistics Valid=3428, Invalid=12574, Unknown=0, NotChecked=0, Total=16002 [2018-12-01 22:20:56,904 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2817 states. [2018-12-01 22:20:56,913 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2817 to 2799. [2018-12-01 22:20:56,913 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2799 states. [2018-12-01 22:20:56,914 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2799 states to 2799 states and 2802 transitions. [2018-12-01 22:20:56,915 INFO L78 Accepts]: Start accepts. Automaton has 2799 states and 2802 transitions. Word has length 2634 [2018-12-01 22:20:56,915 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-01 22:20:56,915 INFO L480 AbstractCegarLoop]: Abstraction has 2799 states and 2802 transitions. [2018-12-01 22:20:56,915 INFO L481 AbstractCegarLoop]: Interpolant automaton has 66 states. [2018-12-01 22:20:56,916 INFO L276 IsEmpty]: Start isEmpty. Operand 2799 states and 2802 transitions. [2018-12-01 22:20:56,942 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 2796 [2018-12-01 22:20:56,942 INFO L394 BasicCegarLoop]: Found error trace [2018-12-01 22:20:56,942 INFO L402 BasicCegarLoop]: trace histogram [494, 493, 493, 493, 493, 30, 30, 30, 29, 29, 29, 29, 29, 29, 29, 29, 1, 1, 1, 1, 1, 1, 1] [2018-12-01 22:20:56,942 INFO L423 AbstractCegarLoop]: === Iteration 78 === [fooErr0ASSERT_VIOLATIONARRAY_INDEX, fooErr1REQUIRES_VIOLATION, fooErr2REQUIRES_VIOLATION, mainErr4ENSURES_VIOLATIONMEMORY_LEAK, mainErr3REQUIRES_VIOLATION, mainErr1REQUIRES_VIOLATION, mainErr2REQUIRES_VIOLATION, mainErr0REQUIRES_VIOLATION]=== [2018-12-01 22:20:56,942 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-01 22:20:56,942 INFO L82 PathProgramCache]: Analyzing trace with hash 945686987, now seen corresponding path program 64 times [2018-12-01 22:20:56,942 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-01 22:20:56,943 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-01 22:20:56,943 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 22:20:56,943 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-12-01 22:20:56,943 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 22:20:57,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:21:00,430 INFO L134 CoverageAnalysis]: Checked inductivity of 626255 backedges. 133528 proven. 6528 refuted. 0 times theorem prover too weak. 486199 trivial. 0 not checked. [2018-12-01 22:21:00,430 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-01 22:21:00,430 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_6177db05-1e8d-4ded-a528-334e99c03368/bin-2019/uautomizer/z3 Starting monitored process 72 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 72 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-12-01 22:21:00,437 INFO L103 rtionOrderModulation]: Keeping assertion order TERMS_WITH_SMALL_CONSTANTS_FIRST [2018-12-01 22:21:00,787 INFO L249 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2018-12-01 22:21:00,788 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2018-12-01 22:21:00,807 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-01 22:21:04,711 INFO L134 CoverageAnalysis]: Checked inductivity of 626255 backedges. 137762 proven. 7304 refuted. 0 times theorem prover too weak. 481189 trivial. 0 not checked. [2018-12-01 22:21:04,728 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-12-01 22:21:04,728 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [68, 65] total 130 [2018-12-01 22:21:04,729 INFO L459 AbstractCegarLoop]: Interpolant automaton has 130 states [2018-12-01 22:21:04,729 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 130 interpolants. [2018-12-01 22:21:04,730 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=2495, Invalid=14275, Unknown=0, NotChecked=0, Total=16770 [2018-12-01 22:21:04,730 INFO L87 Difference]: Start difference. First operand 2799 states and 2802 transitions. Second operand 130 states. [2018-12-01 22:21:13,103 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-01 22:21:13,103 INFO L93 Difference]: Finished difference Result 2817 states and 2818 transitions. [2018-12-01 22:21:13,104 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 156 states. [2018-12-01 22:21:13,104 INFO L78 Accepts]: Start accepts. Automaton has 130 states. Word has length 2795 [2018-12-01 22:21:13,105 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-01 22:21:13,107 INFO L225 Difference]: With dead ends: 2817 [2018-12-01 22:21:13,107 INFO L226 Difference]: Without dead ends: 2811 [2018-12-01 22:21:13,111 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 3015 GetRequests, 2735 SyntacticMatches, 0 SemanticMatches, 280 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 27115 ImplicationChecksByTransitivity, 7.1s TimeCoverageRelationStatistics Valid=11883, Invalid=67359, Unknown=0, NotChecked=0, Total=79242 [2018-12-01 22:21:13,112 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2811 states. [2018-12-01 22:21:13,121 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2811 to 2804. [2018-12-01 22:21:13,121 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2804 states. [2018-12-01 22:21:13,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2804 states to 2804 states and 2805 transitions. [2018-12-01 22:21:13,123 INFO L78 Accepts]: Start accepts. Automaton has 2804 states and 2805 transitions. Word has length 2795 [2018-12-01 22:21:13,124 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-01 22:21:13,124 INFO L480 AbstractCegarLoop]: Abstraction has 2804 states and 2805 transitions. [2018-12-01 22:21:13,124 INFO L481 AbstractCegarLoop]: Interpolant automaton has 130 states. [2018-12-01 22:21:13,124 INFO L276 IsEmpty]: Start isEmpty. Operand 2804 states and 2805 transitions. [2018-12-01 22:21:13,151 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 2801 [2018-12-01 22:21:13,151 INFO L394 BasicCegarLoop]: Found error trace [2018-12-01 22:21:13,151 INFO L402 BasicCegarLoop]: trace histogram [495, 494, 494, 494, 494, 30, 30, 30, 29, 29, 29, 29, 29, 29, 29, 29, 1, 1, 1, 1, 1, 1, 1] [2018-12-01 22:21:13,151 INFO L423 AbstractCegarLoop]: === Iteration 79 === [fooErr0ASSERT_VIOLATIONARRAY_INDEX, fooErr1REQUIRES_VIOLATION, fooErr2REQUIRES_VIOLATION, mainErr4ENSURES_VIOLATIONMEMORY_LEAK, mainErr3REQUIRES_VIOLATION, mainErr1REQUIRES_VIOLATION, mainErr2REQUIRES_VIOLATION, mainErr0REQUIRES_VIOLATION]=== [2018-12-01 22:21:13,151 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-01 22:21:13,151 INFO L82 PathProgramCache]: Analyzing trace with hash 601825130, now seen corresponding path program 65 times [2018-12-01 22:21:13,151 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-01 22:21:13,151 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-01 22:21:13,152 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 22:21:13,152 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-12-01 22:21:13,152 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 22:21:13,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:21:15,888 INFO L134 CoverageAnalysis]: Checked inductivity of 628751 backedges. 71715 proven. 2524 refuted. 0 times theorem prover too weak. 554512 trivial. 0 not checked. [2018-12-01 22:21:15,888 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-01 22:21:15,888 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_6177db05-1e8d-4ded-a528-334e99c03368/bin-2019/uautomizer/z3 Starting monitored process 73 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 73 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-12-01 22:21:15,894 INFO L103 rtionOrderModulation]: Keeping assertion order INSIDE_LOOP_FIRST1 [2018-12-01 22:21:28,611 INFO L249 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 78 check-sat command(s) [2018-12-01 22:21:28,611 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2018-12-01 22:21:28,655 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-01 22:21:31,269 INFO L134 CoverageAnalysis]: Checked inductivity of 628751 backedges. 71427 proven. 2235 refuted. 0 times theorem prover too weak. 555089 trivial. 0 not checked. [2018-12-01 22:21:31,297 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-12-01 22:21:31,298 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [37, 33] total 69 [2018-12-01 22:21:31,298 INFO L459 AbstractCegarLoop]: Interpolant automaton has 70 states [2018-12-01 22:21:31,299 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 70 interpolants. [2018-12-01 22:21:31,299 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=608, Invalid=4222, Unknown=0, NotChecked=0, Total=4830 [2018-12-01 22:21:31,299 INFO L87 Difference]: Start difference. First operand 2804 states and 2805 transitions. Second operand 70 states. [2018-12-01 22:21:34,656 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-01 22:21:34,656 INFO L93 Difference]: Finished difference Result 2992 states and 2996 transitions. [2018-12-01 22:21:34,656 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 98 states. [2018-12-01 22:21:34,656 INFO L78 Accepts]: Start accepts. Automaton has 70 states. Word has length 2800 [2018-12-01 22:21:34,657 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-01 22:21:34,660 INFO L225 Difference]: With dead ends: 2992 [2018-12-01 22:21:34,660 INFO L226 Difference]: Without dead ends: 2992 [2018-12-01 22:21:34,660 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 2870 GetRequests, 2768 SyntacticMatches, 0 SemanticMatches, 102 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1912 ImplicationChecksByTransitivity, 1.6s TimeCoverageRelationStatistics Valid=966, Invalid=9746, Unknown=0, NotChecked=0, Total=10712 [2018-12-01 22:21:34,661 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2992 states. [2018-12-01 22:21:34,670 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2992 to 2970. [2018-12-01 22:21:34,670 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2970 states. [2018-12-01 22:21:34,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2970 states to 2970 states and 2973 transitions. [2018-12-01 22:21:34,672 INFO L78 Accepts]: Start accepts. Automaton has 2970 states and 2973 transitions. Word has length 2800 [2018-12-01 22:21:34,672 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-01 22:21:34,672 INFO L480 AbstractCegarLoop]: Abstraction has 2970 states and 2973 transitions. [2018-12-01 22:21:34,672 INFO L481 AbstractCegarLoop]: Interpolant automaton has 70 states. [2018-12-01 22:21:34,673 INFO L276 IsEmpty]: Start isEmpty. Operand 2970 states and 2973 transitions. [2018-12-01 22:21:34,701 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 2967 [2018-12-01 22:21:34,702 INFO L394 BasicCegarLoop]: Found error trace [2018-12-01 22:21:34,702 INFO L402 BasicCegarLoop]: trace histogram [526, 525, 525, 525, 525, 31, 31, 31, 30, 30, 30, 30, 30, 30, 30, 30, 1, 1, 1, 1, 1, 1, 1] [2018-12-01 22:21:34,702 INFO L423 AbstractCegarLoop]: === Iteration 80 === [fooErr0ASSERT_VIOLATIONARRAY_INDEX, fooErr1REQUIRES_VIOLATION, fooErr2REQUIRES_VIOLATION, mainErr4ENSURES_VIOLATIONMEMORY_LEAK, mainErr3REQUIRES_VIOLATION, mainErr1REQUIRES_VIOLATION, mainErr2REQUIRES_VIOLATION, mainErr0REQUIRES_VIOLATION]=== [2018-12-01 22:21:34,702 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-01 22:21:34,702 INFO L82 PathProgramCache]: Analyzing trace with hash -643366969, now seen corresponding path program 66 times [2018-12-01 22:21:34,702 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-01 22:21:34,702 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-01 22:21:34,703 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 22:21:34,703 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-12-01 22:21:34,703 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 22:21:34,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:21:38,593 INFO L134 CoverageAnalysis]: Checked inductivity of 709455 backedges. 147388 proven. 6978 refuted. 0 times theorem prover too weak. 555089 trivial. 0 not checked. [2018-12-01 22:21:38,593 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-01 22:21:38,593 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_6177db05-1e8d-4ded-a528-334e99c03368/bin-2019/uautomizer/z3 Starting monitored process 74 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 74 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-12-01 22:21:38,601 INFO L103 rtionOrderModulation]: Keeping assertion order MIX_INSIDE_OUTSIDE [2018-12-01 22:22:14,700 INFO L249 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 63 check-sat command(s) [2018-12-01 22:22:14,700 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2018-12-01 22:22:14,748 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-01 22:22:17,696 INFO L134 CoverageAnalysis]: Checked inductivity of 709455 backedges. 78518 proven. 2387 refuted. 0 times theorem prover too weak. 628550 trivial. 0 not checked. [2018-12-01 22:22:17,722 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-12-01 22:22:17,723 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [70, 34] total 103 [2018-12-01 22:22:17,723 INFO L459 AbstractCegarLoop]: Interpolant automaton has 103 states [2018-12-01 22:22:17,723 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 103 interpolants. [2018-12-01 22:22:17,724 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1664, Invalid=8842, Unknown=0, NotChecked=0, Total=10506 [2018-12-01 22:22:17,724 INFO L87 Difference]: Start difference. First operand 2970 states and 2973 transitions. Second operand 103 states. [2018-12-01 22:22:22,443 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-01 22:22:22,443 INFO L93 Difference]: Finished difference Result 3162 states and 3168 transitions. [2018-12-01 22:22:22,443 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 104 states. [2018-12-01 22:22:22,444 INFO L78 Accepts]: Start accepts. Automaton has 103 states. Word has length 2966 [2018-12-01 22:22:22,445 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-01 22:22:22,447 INFO L225 Difference]: With dead ends: 3162 [2018-12-01 22:22:22,447 INFO L226 Difference]: Without dead ends: 3162 [2018-12-01 22:22:22,449 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 3130 GetRequests, 2934 SyntacticMatches, 0 SemanticMatches, 196 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9641 ImplicationChecksByTransitivity, 4.9s TimeCoverageRelationStatistics Valid=8970, Invalid=30036, Unknown=0, NotChecked=0, Total=39006 [2018-12-01 22:22:22,450 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3162 states. [2018-12-01 22:22:22,459 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3162 to 3152. [2018-12-01 22:22:22,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3152 states. [2018-12-01 22:22:22,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3152 states to 3152 states and 3158 transitions. [2018-12-01 22:22:22,461 INFO L78 Accepts]: Start accepts. Automaton has 3152 states and 3158 transitions. Word has length 2966 [2018-12-01 22:22:22,462 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-01 22:22:22,462 INFO L480 AbstractCegarLoop]: Abstraction has 3152 states and 3158 transitions. [2018-12-01 22:22:22,462 INFO L481 AbstractCegarLoop]: Interpolant automaton has 103 states. [2018-12-01 22:22:22,462 INFO L276 IsEmpty]: Start isEmpty. Operand 3152 states and 3158 transitions. [2018-12-01 22:22:22,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 2977 [2018-12-01 22:22:22,491 INFO L394 BasicCegarLoop]: Found error trace [2018-12-01 22:22:22,491 INFO L402 BasicCegarLoop]: trace histogram [528, 527, 527, 527, 527, 31, 31, 31, 30, 30, 30, 30, 30, 30, 30, 30, 1, 1, 1, 1, 1, 1, 1] [2018-12-01 22:22:22,491 INFO L423 AbstractCegarLoop]: === Iteration 81 === [fooErr0ASSERT_VIOLATIONARRAY_INDEX, fooErr1REQUIRES_VIOLATION, fooErr2REQUIRES_VIOLATION, mainErr4ENSURES_VIOLATIONMEMORY_LEAK, mainErr3REQUIRES_VIOLATION, mainErr1REQUIRES_VIOLATION, mainErr2REQUIRES_VIOLATION, mainErr0REQUIRES_VIOLATION]=== [2018-12-01 22:22:22,492 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-01 22:22:22,492 INFO L82 PathProgramCache]: Analyzing trace with hash -310569395, now seen corresponding path program 67 times [2018-12-01 22:22:22,492 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-01 22:22:22,492 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-01 22:22:22,492 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 22:22:22,492 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-12-01 22:22:22,492 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 22:22:22,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:22:26,203 INFO L134 CoverageAnalysis]: Checked inductivity of 714774 backedges. 83691 proven. 2733 refuted. 0 times theorem prover too weak. 628350 trivial. 0 not checked. [2018-12-01 22:22:26,203 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-01 22:22:26,203 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_6177db05-1e8d-4ded-a528-334e99c03368/bin-2019/uautomizer/z3 Starting monitored process 75 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 75 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-12-01 22:22:26,209 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-01 22:22:26,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:22:26,655 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-01 22:22:30,154 INFO L134 CoverageAnalysis]: Checked inductivity of 714774 backedges. 83754 proven. 2670 refuted. 0 times theorem prover too weak. 628350 trivial. 0 not checked. [2018-12-01 22:22:30,173 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-12-01 22:22:30,173 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [68, 67] total 102 [2018-12-01 22:22:30,174 INFO L459 AbstractCegarLoop]: Interpolant automaton has 102 states [2018-12-01 22:22:30,174 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 102 interpolants. [2018-12-01 22:22:30,174 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=2347, Invalid=7955, Unknown=0, NotChecked=0, Total=10302 [2018-12-01 22:22:30,175 INFO L87 Difference]: Start difference. First operand 3152 states and 3158 transitions. Second operand 102 states. [2018-12-01 22:22:32,578 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-01 22:22:32,578 INFO L93 Difference]: Finished difference Result 3503 states and 3513 transitions. [2018-12-01 22:22:32,578 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 98 states. [2018-12-01 22:22:32,578 INFO L78 Accepts]: Start accepts. Automaton has 102 states. Word has length 2976 [2018-12-01 22:22:32,580 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-01 22:22:32,582 INFO L225 Difference]: With dead ends: 3503 [2018-12-01 22:22:32,582 INFO L226 Difference]: Without dead ends: 3503 [2018-12-01 22:22:32,584 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 3106 GetRequests, 2943 SyntacticMatches, 0 SemanticMatches, 163 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4649 ImplicationChecksByTransitivity, 3.0s TimeCoverageRelationStatistics Valid=6754, Invalid=20306, Unknown=0, NotChecked=0, Total=27060 [2018-12-01 22:22:32,585 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3503 states. [2018-12-01 22:22:32,598 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3503 to 3492. [2018-12-01 22:22:32,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3492 states. [2018-12-01 22:22:32,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3492 states to 3492 states and 3502 transitions. [2018-12-01 22:22:32,601 INFO L78 Accepts]: Start accepts. Automaton has 3492 states and 3502 transitions. Word has length 2976 [2018-12-01 22:22:32,602 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-01 22:22:32,602 INFO L480 AbstractCegarLoop]: Abstraction has 3492 states and 3502 transitions. [2018-12-01 22:22:32,602 INFO L481 AbstractCegarLoop]: Interpolant automaton has 102 states. [2018-12-01 22:22:32,602 INFO L276 IsEmpty]: Start isEmpty. Operand 3492 states and 3502 transitions. [2018-12-01 22:22:32,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3138 [2018-12-01 22:22:32,634 INFO L394 BasicCegarLoop]: Found error trace [2018-12-01 22:22:32,635 INFO L402 BasicCegarLoop]: trace histogram [558, 557, 557, 557, 557, 32, 32, 32, 31, 31, 31, 31, 31, 31, 31, 31, 1, 1, 1, 1, 1, 1, 1] [2018-12-01 22:22:32,635 INFO L423 AbstractCegarLoop]: === Iteration 82 === [fooErr0ASSERT_VIOLATIONARRAY_INDEX, fooErr1REQUIRES_VIOLATION, fooErr2REQUIRES_VIOLATION, mainErr4ENSURES_VIOLATIONMEMORY_LEAK, mainErr3REQUIRES_VIOLATION, mainErr1REQUIRES_VIOLATION, mainErr2REQUIRES_VIOLATION, mainErr0REQUIRES_VIOLATION]=== [2018-12-01 22:22:32,635 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-01 22:22:32,635 INFO L82 PathProgramCache]: Analyzing trace with hash -182742773, now seen corresponding path program 68 times [2018-12-01 22:22:32,635 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-01 22:22:32,635 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-01 22:22:32,636 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 22:22:32,636 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-01 22:22:32,636 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 22:22:32,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:22:36,909 INFO L134 CoverageAnalysis]: Checked inductivity of 797850 backedges. 155124 proven. 11852 refuted. 0 times theorem prover too weak. 630874 trivial. 0 not checked. [2018-12-01 22:22:36,909 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-01 22:22:36,909 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_6177db05-1e8d-4ded-a528-334e99c03368/bin-2019/uautomizer/z3 Starting monitored process 76 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 76 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-12-01 22:22:36,917 INFO L103 rtionOrderModulation]: Keeping assertion order OUTSIDE_LOOP_FIRST1 [2018-12-01 22:22:37,385 INFO L249 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2018-12-01 22:22:37,385 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2018-12-01 22:22:37,409 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-01 22:22:41,825 INFO L134 CoverageAnalysis]: Checked inductivity of 797850 backedges. 233088 proven. 2205 refuted. 0 times theorem prover too weak. 562557 trivial. 0 not checked. [2018-12-01 22:22:41,844 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-12-01 22:22:41,844 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [72, 64] total 133 [2018-12-01 22:22:41,845 INFO L459 AbstractCegarLoop]: Interpolant automaton has 133 states [2018-12-01 22:22:41,845 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 133 interpolants. [2018-12-01 22:22:41,846 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=2686, Invalid=14870, Unknown=0, NotChecked=0, Total=17556 [2018-12-01 22:22:41,846 INFO L87 Difference]: Start difference. First operand 3492 states and 3502 transitions. Second operand 133 states. [2018-12-01 22:22:47,584 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-01 22:22:47,584 INFO L93 Difference]: Finished difference Result 3164 states and 3167 transitions. [2018-12-01 22:22:47,584 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 161 states. [2018-12-01 22:22:47,584 INFO L78 Accepts]: Start accepts. Automaton has 133 states. Word has length 3137 [2018-12-01 22:22:47,586 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-01 22:22:47,589 INFO L225 Difference]: With dead ends: 3164 [2018-12-01 22:22:47,589 INFO L226 Difference]: Without dead ends: 3155 [2018-12-01 22:22:47,592 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 3332 GetRequests, 3077 SyntacticMatches, 0 SemanticMatches, 255 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 21374 ImplicationChecksByTransitivity, 5.3s TimeCoverageRelationStatistics Valid=9872, Invalid=55920, Unknown=0, NotChecked=0, Total=65792 [2018-12-01 22:22:47,593 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3155 states. [2018-12-01 22:22:47,603 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3155 to 3151. [2018-12-01 22:22:47,603 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3151 states. [2018-12-01 22:22:47,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3151 states to 3151 states and 3154 transitions. [2018-12-01 22:22:47,606 INFO L78 Accepts]: Start accepts. Automaton has 3151 states and 3154 transitions. Word has length 3137 [2018-12-01 22:22:47,607 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-01 22:22:47,607 INFO L480 AbstractCegarLoop]: Abstraction has 3151 states and 3154 transitions. [2018-12-01 22:22:47,607 INFO L481 AbstractCegarLoop]: Interpolant automaton has 133 states. [2018-12-01 22:22:47,607 INFO L276 IsEmpty]: Start isEmpty. Operand 3151 states and 3154 transitions. [2018-12-01 22:22:47,641 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3143 [2018-12-01 22:22:47,641 INFO L394 BasicCegarLoop]: Found error trace [2018-12-01 22:22:47,641 INFO L402 BasicCegarLoop]: trace histogram [559, 558, 558, 558, 558, 32, 32, 32, 31, 31, 31, 31, 31, 31, 31, 31, 1, 1, 1, 1, 1, 1, 1] [2018-12-01 22:22:47,641 INFO L423 AbstractCegarLoop]: === Iteration 83 === [fooErr0ASSERT_VIOLATIONARRAY_INDEX, fooErr1REQUIRES_VIOLATION, fooErr2REQUIRES_VIOLATION, mainErr4ENSURES_VIOLATIONMEMORY_LEAK, mainErr3REQUIRES_VIOLATION, mainErr1REQUIRES_VIOLATION, mainErr2REQUIRES_VIOLATION, mainErr0REQUIRES_VIOLATION]=== [2018-12-01 22:22:47,642 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-01 22:22:47,642 INFO L82 PathProgramCache]: Analyzing trace with hash -1867759088, now seen corresponding path program 69 times [2018-12-01 22:22:47,642 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-01 22:22:47,642 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-01 22:22:47,642 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 22:22:47,643 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-12-01 22:22:47,643 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 22:22:47,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-01 22:22:51,960 INFO L134 CoverageAnalysis]: Checked inductivity of 800668 backedges. 162175 proven. 7443 refuted. 0 times theorem prover too weak. 631050 trivial. 0 not checked. [2018-12-01 22:22:51,960 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-01 22:22:51,960 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_6177db05-1e8d-4ded-a528-334e99c03368/bin-2019/uautomizer/z3 Starting monitored process 77 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 77 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-12-01 22:22:51,983 INFO L103 rtionOrderModulation]: Keeping assertion order OUTSIDE_LOOP_FIRST2 [2018-12-01 22:22:56,330 INFO L249 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 33 check-sat command(s) [2018-12-01 22:22:56,331 INFO L250 tOrderPrioritization]: Conjunction of SSA is unsat [2018-12-01 22:22:56,351 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-01 22:22:59,836 INFO L134 CoverageAnalysis]: Checked inductivity of 800668 backedges. 159788 proven. 7443 refuted. 0 times theorem prover too weak. 633437 trivial. 0 not checked. [2018-12-01 22:22:59,855 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-12-01 22:22:59,856 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [72, 41] total 107 [2018-12-01 22:22:59,856 INFO L459 AbstractCegarLoop]: Interpolant automaton has 107 states [2018-12-01 22:22:59,857 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 107 interpolants. [2018-12-01 22:22:59,857 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=2298, Invalid=9044, Unknown=0, NotChecked=0, Total=11342 [2018-12-01 22:22:59,857 INFO L87 Difference]: Start difference. First operand 3151 states and 3154 transitions. Second operand 107 states. [2018-12-01 22:23:02,792 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-01 22:23:02,792 INFO L93 Difference]: Finished difference Result 3335 states and 3340 transitions. [2018-12-01 22:23:02,792 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 105 states. [2018-12-01 22:23:02,792 INFO L78 Accepts]: Start accepts. Automaton has 107 states. Word has length 3142 [2018-12-01 22:23:02,794 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-01 22:23:02,797 INFO L225 Difference]: With dead ends: 3335 [2018-12-01 22:23:02,797 INFO L226 Difference]: Without dead ends: 3335 [2018-12-01 22:23:02,799 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 3310 GetRequests, 3108 SyntacticMatches, 0 SemanticMatches, 202 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12921 ImplicationChecksByTransitivity, 3.5s TimeCoverageRelationStatistics Valid=10028, Invalid=31384, Unknown=0, NotChecked=0, Total=41412 [2018-12-01 22:23:02,801 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3335 states. [2018-12-01 22:23:02,811 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3335 to 3328. [2018-12-01 22:23:02,811 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3328 states. [2018-12-01 22:23:02,814 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3328 states to 3328 states and 3333 transitions. [2018-12-01 22:23:02,814 INFO L78 Accepts]: Start accepts. Automaton has 3328 states and 3333 transitions. Word has length 3142 [2018-12-01 22:23:02,815 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-01 22:23:02,816 INFO L480 AbstractCegarLoop]: Abstraction has 3328 states and 3333 transitions. [2018-12-01 22:23:02,816 INFO L481 AbstractCegarLoop]: Interpolant automaton has 107 states. [2018-12-01 22:23:02,816 INFO L276 IsEmpty]: Start isEmpty. Operand 3328 states and 3333 transitions. [2018-12-01 22:23:02,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3148 [2018-12-01 22:23:02,850 INFO L394 BasicCegarLoop]: Found error trace [2018-12-01 22:23:02,850 INFO L402 BasicCegarLoop]: trace histogram [560, 559, 559, 559, 559, 32, 32, 32, 31, 31, 31, 31, 31, 31, 31, 31, 1, 1, 1, 1, 1, 1, 1] [2018-12-01 22:23:02,850 INFO L423 AbstractCegarLoop]: === Iteration 84 === [fooErr0ASSERT_VIOLATIONARRAY_INDEX, fooErr1REQUIRES_VIOLATION, fooErr2REQUIRES_VIOLATION, mainErr4ENSURES_VIOLATIONMEMORY_LEAK, mainErr3REQUIRES_VIOLATION, mainErr1REQUIRES_VIOLATION, mainErr2REQUIRES_VIOLATION, mainErr0REQUIRES_VIOLATION]=== [2018-12-01 22:23:02,850 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-01 22:23:02,851 INFO L82 PathProgramCache]: Analyzing trace with hash -486718779, now seen corresponding path program 70 times [2018-12-01 22:23:02,851 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-01 22:23:02,851 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-01 22:23:02,851 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 22:23:02,852 INFO L101 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2018-12-01 22:23:02,852 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-01 22:23:03,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-01 22:23:04,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-01 22:23:04,889 INFO L469 BasicCegarLoop]: Counterexample might be feasible [2018-12-01 22:23:05,139 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 01.12 10:23:05 BoogieIcfgContainer [2018-12-01 22:23:05,139 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-12-01 22:23:05,140 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-01 22:23:05,140 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-01 22:23:05,140 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-01 22:23:05,140 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 10:15:01" (3/4) ... [2018-12-01 22:23:05,143 INFO L138 WitnessPrinter]: Generating witness for reachability counterexample [2018-12-01 22:23:05,325 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_6177db05-1e8d-4ded-a528-334e99c03368/bin-2019/uautomizer/witness.graphml [2018-12-01 22:23:05,325 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-01 22:23:05,326 INFO L168 Benchmark]: Toolchain (without parser) took 483998.74 ms. Allocated memory was 1.0 GB in the beginning and 5.0 GB in the end (delta: 4.0 GB). Free memory was 960.3 MB in the beginning and 2.3 GB in the end (delta: -1.4 GB). Peak memory consumption was 2.6 GB. Max. memory is 11.5 GB. [2018-12-01 22:23:05,327 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 982.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-01 22:23:05,327 INFO L168 Benchmark]: CACSL2BoogieTranslator took 123.92 ms. Allocated memory is still 1.0 GB. Free memory was 960.3 MB in the beginning and 949.5 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2018-12-01 22:23:05,327 INFO L168 Benchmark]: Boogie Preprocessor took 20.48 ms. Allocated memory is still 1.0 GB. Free memory was 949.5 MB in the beginning and 944.2 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-12-01 22:23:05,328 INFO L168 Benchmark]: RCFGBuilder took 217.56 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 134.7 MB). Free memory was 944.2 MB in the beginning and 1.1 GB in the end (delta: -160.0 MB). Peak memory consumption was 13.3 MB. Max. memory is 11.5 GB. [2018-12-01 22:23:05,328 INFO L168 Benchmark]: TraceAbstraction took 483448.31 ms. Allocated memory was 1.2 GB in the beginning and 5.0 GB in the end (delta: 3.9 GB). Free memory was 1.1 GB in the beginning and 2.4 GB in the end (delta: -1.3 GB). Peak memory consumption was 2.6 GB. Max. memory is 11.5 GB. [2018-12-01 22:23:05,328 INFO L168 Benchmark]: Witness Printer took 185.35 ms. Allocated memory is still 5.0 GB. Free memory was 2.4 GB in the beginning and 2.3 GB in the end (delta: 83.1 MB). Peak memory consumption was 83.1 MB. Max. memory is 11.5 GB. [2018-12-01 22:23:05,329 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 982.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 123.92 ms. Allocated memory is still 1.0 GB. Free memory was 960.3 MB in the beginning and 949.5 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 20.48 ms. Allocated memory is still 1.0 GB. Free memory was 949.5 MB in the beginning and 944.2 MB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 217.56 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 134.7 MB). Free memory was 944.2 MB in the beginning and 1.1 GB in the end (delta: -160.0 MB). Peak memory consumption was 13.3 MB. Max. memory is 11.5 GB. * TraceAbstraction took 483448.31 ms. Allocated memory was 1.2 GB in the beginning and 5.0 GB in the end (delta: 3.9 GB). Free memory was 1.1 GB in the beginning and 2.4 GB in the end (delta: -1.3 GB). Peak memory consumption was 2.6 GB. Max. memory is 11.5 GB. * Witness Printer took 185.35 ms. Allocated memory is still 5.0 GB. Free memory was 2.4 GB in the beginning and 2.3 GB in the end (delta: 83.1 MB). Peak memory consumption was 83.1 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - CounterExampleResult [Line: 18]: array index can be out of bounds array index can be out of bounds We found a FailurePath: [L24] int i, b[32]; [L25] char mask[32]; [L26] i = 0 VAL [b={157:0}, i=0, mask={140:0}] [L26] COND TRUE i < sizeof(mask) VAL [b={157:0}, i=0, mask={140:0}] [L27] CALL, EXPR foo(mask, i + 1) VAL [\old(size)=1, b={140:0}] [L15] char a[32]; [L16] int i; [L17] i = 0 VAL [\old(size)=1, b={140:0}, b={140:0}, i=0, size=1] [L17] COND TRUE i <= size VAL [\old(size)=1, b={140:0}, b={140:0}, i=0, size=1] [L18] EXPR a[i] VAL [\old(size)=1, b={140:0}, b={140:0}, i=0, size=1] [L18] EXPR b[i] VAL [\old(size)=1, b={140:0}, b={140:0}, b[i]=148, i=0, size=1] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=1, b={140:0}, b={140:0}, i=1, size=1] [L17] COND TRUE i <= size VAL [\old(size)=1, b={140:0}, b={140:0}, i=1, size=1] [L18] EXPR a[i] VAL [\old(size)=1, b={140:0}, b={140:0}, i=1, size=1] [L18] EXPR b[i] VAL [\old(size)=1, b={140:0}, b={140:0}, b[i]=162, i=1, size=1] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=1, b={140:0}, b={140:0}, i=2, size=1] [L17] COND FALSE !(i <= size) VAL [\old(size)=1, b={140:0}, b={140:0}, i=2, size=1] [L20] return i; VAL [\old(size)=1, \result=2, b={140:0}, b={140:0}, i=2, size=1] [L27] RET, EXPR foo(mask, i + 1) VAL [b={157:0}, foo(mask, i + 1)=2, i=0, mask={140:0}] [L27] b[i] = foo(mask, i + 1) VAL [b={157:0}, foo(mask, i + 1)=2, i=0, mask={140:0}] [L26] i++ VAL [b={157:0}, i=1, mask={140:0}] [L26] COND TRUE i < sizeof(mask) VAL [b={157:0}, i=1, mask={140:0}] [L27] CALL, EXPR foo(mask, i + 1) VAL [\old(size)=2, b={140:0}] [L15] char a[32]; [L16] int i; [L17] i = 0 VAL [\old(size)=2, b={140:0}, b={140:0}, i=0, size=2] [L17] COND TRUE i <= size VAL [\old(size)=2, b={140:0}, b={140:0}, i=0, size=2] [L18] EXPR a[i] VAL [\old(size)=2, b={140:0}, b={140:0}, i=0, size=2] [L18] EXPR b[i] VAL [\old(size)=2, b={140:0}, b={140:0}, b[i]=148, i=0, size=2] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=2, b={140:0}, b={140:0}, i=1, size=2] [L17] COND TRUE i <= size VAL [\old(size)=2, b={140:0}, b={140:0}, i=1, size=2] [L18] EXPR a[i] VAL [\old(size)=2, b={140:0}, b={140:0}, i=1, size=2] [L18] EXPR b[i] VAL [\old(size)=2, b={140:0}, b={140:0}, b[i]=162, i=1, size=2] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=2, b={140:0}, b={140:0}, i=2, size=2] [L17] COND TRUE i <= size VAL [\old(size)=2, b={140:0}, b={140:0}, i=2, size=2] [L18] EXPR a[i] VAL [\old(size)=2, b={140:0}, b={140:0}, i=2, size=2] [L18] EXPR b[i] VAL [\old(size)=2, b={140:0}, b={140:0}, b[i]=143, i=2, size=2] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=2, b={140:0}, b={140:0}, i=3, size=2] [L17] COND FALSE !(i <= size) VAL [\old(size)=2, b={140:0}, b={140:0}, i=3, size=2] [L20] return i; VAL [\old(size)=2, \result=3, b={140:0}, b={140:0}, i=3, size=2] [L27] RET, EXPR foo(mask, i + 1) VAL [b={157:0}, foo(mask, i + 1)=3, i=1, mask={140:0}] [L27] b[i] = foo(mask, i + 1) VAL [b={157:0}, foo(mask, i + 1)=3, i=1, mask={140:0}] [L26] i++ VAL [b={157:0}, i=2, mask={140:0}] [L26] COND TRUE i < sizeof(mask) VAL [b={157:0}, i=2, mask={140:0}] [L27] CALL, EXPR foo(mask, i + 1) VAL [\old(size)=3, b={140:0}] [L15] char a[32]; [L16] int i; [L17] i = 0 VAL [\old(size)=3, b={140:0}, b={140:0}, i=0, size=3] [L17] COND TRUE i <= size VAL [\old(size)=3, b={140:0}, b={140:0}, i=0, size=3] [L18] EXPR a[i] VAL [\old(size)=3, b={140:0}, b={140:0}, i=0, size=3] [L18] EXPR b[i] VAL [\old(size)=3, b={140:0}, b={140:0}, b[i]=148, i=0, size=3] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=3, b={140:0}, b={140:0}, i=1, size=3] [L17] COND TRUE i <= size VAL [\old(size)=3, b={140:0}, b={140:0}, i=1, size=3] [L18] EXPR a[i] VAL [\old(size)=3, b={140:0}, b={140:0}, i=1, size=3] [L18] EXPR b[i] VAL [\old(size)=3, b={140:0}, b={140:0}, b[i]=162, i=1, size=3] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=3, b={140:0}, b={140:0}, i=2, size=3] [L17] COND TRUE i <= size VAL [\old(size)=3, b={140:0}, b={140:0}, i=2, size=3] [L18] EXPR a[i] VAL [\old(size)=3, b={140:0}, b={140:0}, i=2, size=3] [L18] EXPR b[i] VAL [\old(size)=3, b={140:0}, b={140:0}, b[i]=143, i=2, size=3] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=3, b={140:0}, b={140:0}, i=3, size=3] [L17] COND TRUE i <= size VAL [\old(size)=3, b={140:0}, b={140:0}, i=3, size=3] [L18] EXPR a[i] VAL [\old(size)=3, b={140:0}, b={140:0}, i=3, size=3] [L18] EXPR b[i] VAL [\old(size)=3, b={140:0}, b={140:0}, b[i]=131, i=3, size=3] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=3, b={140:0}, b={140:0}, i=4, size=3] [L17] COND FALSE !(i <= size) VAL [\old(size)=3, b={140:0}, b={140:0}, i=4, size=3] [L20] return i; VAL [\old(size)=3, \result=4, b={140:0}, b={140:0}, i=4, size=3] [L27] RET, EXPR foo(mask, i + 1) VAL [b={157:0}, foo(mask, i + 1)=4, i=2, mask={140:0}] [L27] b[i] = foo(mask, i + 1) VAL [b={157:0}, foo(mask, i + 1)=4, i=2, mask={140:0}] [L26] i++ VAL [b={157:0}, i=3, mask={140:0}] [L26] COND TRUE i < sizeof(mask) VAL [b={157:0}, i=3, mask={140:0}] [L27] CALL, EXPR foo(mask, i + 1) VAL [\old(size)=4, b={140:0}] [L15] char a[32]; [L16] int i; [L17] i = 0 VAL [\old(size)=4, b={140:0}, b={140:0}, i=0, size=4] [L17] COND TRUE i <= size VAL [\old(size)=4, b={140:0}, b={140:0}, i=0, size=4] [L18] EXPR a[i] VAL [\old(size)=4, b={140:0}, b={140:0}, i=0, size=4] [L18] EXPR b[i] VAL [\old(size)=4, b={140:0}, b={140:0}, b[i]=148, i=0, size=4] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=4, b={140:0}, b={140:0}, i=1, size=4] [L17] COND TRUE i <= size VAL [\old(size)=4, b={140:0}, b={140:0}, i=1, size=4] [L18] EXPR a[i] VAL [\old(size)=4, b={140:0}, b={140:0}, i=1, size=4] [L18] EXPR b[i] VAL [\old(size)=4, b={140:0}, b={140:0}, b[i]=162, i=1, size=4] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=4, b={140:0}, b={140:0}, i=2, size=4] [L17] COND TRUE i <= size VAL [\old(size)=4, b={140:0}, b={140:0}, i=2, size=4] [L18] EXPR a[i] VAL [\old(size)=4, b={140:0}, b={140:0}, i=2, size=4] [L18] EXPR b[i] VAL [\old(size)=4, b={140:0}, b={140:0}, b[i]=143, i=2, size=4] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=4, b={140:0}, b={140:0}, i=3, size=4] [L17] COND TRUE i <= size VAL [\old(size)=4, b={140:0}, b={140:0}, i=3, size=4] [L18] EXPR a[i] VAL [\old(size)=4, b={140:0}, b={140:0}, i=3, size=4] [L18] EXPR b[i] VAL [\old(size)=4, b={140:0}, b={140:0}, b[i]=131, i=3, size=4] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=4, b={140:0}, b={140:0}, i=4, size=4] [L17] COND TRUE i <= size VAL [\old(size)=4, b={140:0}, b={140:0}, i=4, size=4] [L18] EXPR a[i] VAL [\old(size)=4, b={140:0}, b={140:0}, i=4, size=4] [L18] EXPR b[i] VAL [\old(size)=4, b={140:0}, b={140:0}, b[i]=130, i=4, size=4] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=4, b={140:0}, b={140:0}, i=5, size=4] [L17] COND FALSE !(i <= size) VAL [\old(size)=4, b={140:0}, b={140:0}, i=5, size=4] [L20] return i; VAL [\old(size)=4, \result=5, b={140:0}, b={140:0}, i=5, size=4] [L27] RET, EXPR foo(mask, i + 1) VAL [b={157:0}, foo(mask, i + 1)=5, i=3, mask={140:0}] [L27] b[i] = foo(mask, i + 1) VAL [b={157:0}, foo(mask, i + 1)=5, i=3, mask={140:0}] [L26] i++ VAL [b={157:0}, i=4, mask={140:0}] [L26] COND TRUE i < sizeof(mask) VAL [b={157:0}, i=4, mask={140:0}] [L27] CALL, EXPR foo(mask, i + 1) VAL [\old(size)=5, b={140:0}] [L15] char a[32]; [L16] int i; [L17] i = 0 VAL [\old(size)=5, b={140:0}, b={140:0}, i=0, size=5] [L17] COND TRUE i <= size VAL [\old(size)=5, b={140:0}, b={140:0}, i=0, size=5] [L18] EXPR a[i] VAL [\old(size)=5, b={140:0}, b={140:0}, i=0, size=5] [L18] EXPR b[i] VAL [\old(size)=5, b={140:0}, b={140:0}, b[i]=148, i=0, size=5] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=5, b={140:0}, b={140:0}, i=1, size=5] [L17] COND TRUE i <= size VAL [\old(size)=5, b={140:0}, b={140:0}, i=1, size=5] [L18] EXPR a[i] VAL [\old(size)=5, b={140:0}, b={140:0}, i=1, size=5] [L18] EXPR b[i] VAL [\old(size)=5, b={140:0}, b={140:0}, b[i]=162, i=1, size=5] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=5, b={140:0}, b={140:0}, i=2, size=5] [L17] COND TRUE i <= size VAL [\old(size)=5, b={140:0}, b={140:0}, i=2, size=5] [L18] EXPR a[i] VAL [\old(size)=5, b={140:0}, b={140:0}, i=2, size=5] [L18] EXPR b[i] VAL [\old(size)=5, b={140:0}, b={140:0}, b[i]=143, i=2, size=5] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=5, b={140:0}, b={140:0}, i=3, size=5] [L17] COND TRUE i <= size VAL [\old(size)=5, b={140:0}, b={140:0}, i=3, size=5] [L18] EXPR a[i] VAL [\old(size)=5, b={140:0}, b={140:0}, i=3, size=5] [L18] EXPR b[i] VAL [\old(size)=5, b={140:0}, b={140:0}, b[i]=131, i=3, size=5] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=5, b={140:0}, b={140:0}, i=4, size=5] [L17] COND TRUE i <= size VAL [\old(size)=5, b={140:0}, b={140:0}, i=4, size=5] [L18] EXPR a[i] VAL [\old(size)=5, b={140:0}, b={140:0}, i=4, size=5] [L18] EXPR b[i] VAL [\old(size)=5, b={140:0}, b={140:0}, b[i]=130, i=4, size=5] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=5, b={140:0}, b={140:0}, i=5, size=5] [L17] COND TRUE i <= size VAL [\old(size)=5, b={140:0}, b={140:0}, i=5, size=5] [L18] EXPR a[i] VAL [\old(size)=5, b={140:0}, b={140:0}, i=5, size=5] [L18] EXPR b[i] VAL [\old(size)=5, b={140:0}, b={140:0}, b[i]=139, i=5, size=5] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=5, b={140:0}, b={140:0}, i=6, size=5] [L17] COND FALSE !(i <= size) VAL [\old(size)=5, b={140:0}, b={140:0}, i=6, size=5] [L20] return i; VAL [\old(size)=5, \result=6, b={140:0}, b={140:0}, i=6, size=5] [L27] RET, EXPR foo(mask, i + 1) VAL [b={157:0}, foo(mask, i + 1)=6, i=4, mask={140:0}] [L27] b[i] = foo(mask, i + 1) VAL [b={157:0}, foo(mask, i + 1)=6, i=4, mask={140:0}] [L26] i++ VAL [b={157:0}, i=5, mask={140:0}] [L26] COND TRUE i < sizeof(mask) VAL [b={157:0}, i=5, mask={140:0}] [L27] CALL, EXPR foo(mask, i + 1) VAL [\old(size)=6, b={140:0}] [L15] char a[32]; [L16] int i; [L17] i = 0 VAL [\old(size)=6, b={140:0}, b={140:0}, i=0, size=6] [L17] COND TRUE i <= size VAL [\old(size)=6, b={140:0}, b={140:0}, i=0, size=6] [L18] EXPR a[i] VAL [\old(size)=6, b={140:0}, b={140:0}, i=0, size=6] [L18] EXPR b[i] VAL [\old(size)=6, b={140:0}, b={140:0}, b[i]=148, i=0, size=6] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=6, b={140:0}, b={140:0}, i=1, size=6] [L17] COND TRUE i <= size VAL [\old(size)=6, b={140:0}, b={140:0}, i=1, size=6] [L18] EXPR a[i] VAL [\old(size)=6, b={140:0}, b={140:0}, i=1, size=6] [L18] EXPR b[i] VAL [\old(size)=6, b={140:0}, b={140:0}, b[i]=162, i=1, size=6] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=6, b={140:0}, b={140:0}, i=2, size=6] [L17] COND TRUE i <= size VAL [\old(size)=6, b={140:0}, b={140:0}, i=2, size=6] [L18] EXPR a[i] VAL [\old(size)=6, b={140:0}, b={140:0}, i=2, size=6] [L18] EXPR b[i] VAL [\old(size)=6, b={140:0}, b={140:0}, b[i]=143, i=2, size=6] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=6, b={140:0}, b={140:0}, i=3, size=6] [L17] COND TRUE i <= size VAL [\old(size)=6, b={140:0}, b={140:0}, i=3, size=6] [L18] EXPR a[i] VAL [\old(size)=6, b={140:0}, b={140:0}, i=3, size=6] [L18] EXPR b[i] VAL [\old(size)=6, b={140:0}, b={140:0}, b[i]=131, i=3, size=6] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=6, b={140:0}, b={140:0}, i=4, size=6] [L17] COND TRUE i <= size VAL [\old(size)=6, b={140:0}, b={140:0}, i=4, size=6] [L18] EXPR a[i] VAL [\old(size)=6, b={140:0}, b={140:0}, i=4, size=6] [L18] EXPR b[i] VAL [\old(size)=6, b={140:0}, b={140:0}, b[i]=130, i=4, size=6] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=6, b={140:0}, b={140:0}, i=5, size=6] [L17] COND TRUE i <= size VAL [\old(size)=6, b={140:0}, b={140:0}, i=5, size=6] [L18] EXPR a[i] VAL [\old(size)=6, b={140:0}, b={140:0}, i=5, size=6] [L18] EXPR b[i] VAL [\old(size)=6, b={140:0}, b={140:0}, b[i]=139, i=5, size=6] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=6, b={140:0}, b={140:0}, i=6, size=6] [L17] COND TRUE i <= size VAL [\old(size)=6, b={140:0}, b={140:0}, i=6, size=6] [L18] EXPR a[i] VAL [\old(size)=6, b={140:0}, b={140:0}, i=6, size=6] [L18] EXPR b[i] VAL [\old(size)=6, b={140:0}, b={140:0}, b[i]=129, i=6, size=6] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=6, b={140:0}, b={140:0}, i=7, size=6] [L17] COND FALSE !(i <= size) VAL [\old(size)=6, b={140:0}, b={140:0}, i=7, size=6] [L20] return i; VAL [\old(size)=6, \result=7, b={140:0}, b={140:0}, i=7, size=6] [L27] RET, EXPR foo(mask, i + 1) VAL [b={157:0}, foo(mask, i + 1)=7, i=5, mask={140:0}] [L27] b[i] = foo(mask, i + 1) VAL [b={157:0}, foo(mask, i + 1)=7, i=5, mask={140:0}] [L26] i++ VAL [b={157:0}, i=6, mask={140:0}] [L26] COND TRUE i < sizeof(mask) VAL [b={157:0}, i=6, mask={140:0}] [L27] CALL, EXPR foo(mask, i + 1) VAL [\old(size)=7, b={140:0}] [L15] char a[32]; [L16] int i; [L17] i = 0 VAL [\old(size)=7, b={140:0}, b={140:0}, i=0, size=7] [L17] COND TRUE i <= size VAL [\old(size)=7, b={140:0}, b={140:0}, i=0, size=7] [L18] EXPR a[i] VAL [\old(size)=7, b={140:0}, b={140:0}, i=0, size=7] [L18] EXPR b[i] VAL [\old(size)=7, b={140:0}, b={140:0}, b[i]=148, i=0, size=7] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=7, b={140:0}, b={140:0}, i=1, size=7] [L17] COND TRUE i <= size VAL [\old(size)=7, b={140:0}, b={140:0}, i=1, size=7] [L18] EXPR a[i] VAL [\old(size)=7, b={140:0}, b={140:0}, i=1, size=7] [L18] EXPR b[i] VAL [\old(size)=7, b={140:0}, b={140:0}, b[i]=162, i=1, size=7] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=7, b={140:0}, b={140:0}, i=2, size=7] [L17] COND TRUE i <= size VAL [\old(size)=7, b={140:0}, b={140:0}, i=2, size=7] [L18] EXPR a[i] VAL [\old(size)=7, b={140:0}, b={140:0}, i=2, size=7] [L18] EXPR b[i] VAL [\old(size)=7, b={140:0}, b={140:0}, b[i]=143, i=2, size=7] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=7, b={140:0}, b={140:0}, i=3, size=7] [L17] COND TRUE i <= size VAL [\old(size)=7, b={140:0}, b={140:0}, i=3, size=7] [L18] EXPR a[i] VAL [\old(size)=7, b={140:0}, b={140:0}, i=3, size=7] [L18] EXPR b[i] VAL [\old(size)=7, b={140:0}, b={140:0}, b[i]=131, i=3, size=7] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=7, b={140:0}, b={140:0}, i=4, size=7] [L17] COND TRUE i <= size VAL [\old(size)=7, b={140:0}, b={140:0}, i=4, size=7] [L18] EXPR a[i] VAL [\old(size)=7, b={140:0}, b={140:0}, i=4, size=7] [L18] EXPR b[i] VAL [\old(size)=7, b={140:0}, b={140:0}, b[i]=130, i=4, size=7] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=7, b={140:0}, b={140:0}, i=5, size=7] [L17] COND TRUE i <= size VAL [\old(size)=7, b={140:0}, b={140:0}, i=5, size=7] [L18] EXPR a[i] VAL [\old(size)=7, b={140:0}, b={140:0}, i=5, size=7] [L18] EXPR b[i] VAL [\old(size)=7, b={140:0}, b={140:0}, b[i]=139, i=5, size=7] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=7, b={140:0}, b={140:0}, i=6, size=7] [L17] COND TRUE i <= size VAL [\old(size)=7, b={140:0}, b={140:0}, i=6, size=7] [L18] EXPR a[i] VAL [\old(size)=7, b={140:0}, b={140:0}, i=6, size=7] [L18] EXPR b[i] VAL [\old(size)=7, b={140:0}, b={140:0}, b[i]=129, i=6, size=7] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=7, b={140:0}, b={140:0}, i=7, size=7] [L17] COND TRUE i <= size VAL [\old(size)=7, b={140:0}, b={140:0}, i=7, size=7] [L18] EXPR a[i] VAL [\old(size)=7, b={140:0}, b={140:0}, i=7, size=7] [L18] EXPR b[i] VAL [\old(size)=7, b={140:0}, b={140:0}, b[i]=149, i=7, size=7] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=7, b={140:0}, b={140:0}, i=8, size=7] [L17] COND FALSE !(i <= size) VAL [\old(size)=7, b={140:0}, b={140:0}, i=8, size=7] [L20] return i; VAL [\old(size)=7, \result=8, b={140:0}, b={140:0}, i=8, size=7] [L27] RET, EXPR foo(mask, i + 1) VAL [b={157:0}, foo(mask, i + 1)=8, i=6, mask={140:0}] [L27] b[i] = foo(mask, i + 1) VAL [b={157:0}, foo(mask, i + 1)=8, i=6, mask={140:0}] [L26] i++ VAL [b={157:0}, i=7, mask={140:0}] [L26] COND TRUE i < sizeof(mask) VAL [b={157:0}, i=7, mask={140:0}] [L27] CALL, EXPR foo(mask, i + 1) VAL [\old(size)=8, b={140:0}] [L15] char a[32]; [L16] int i; [L17] i = 0 VAL [\old(size)=8, b={140:0}, b={140:0}, i=0, size=8] [L17] COND TRUE i <= size VAL [\old(size)=8, b={140:0}, b={140:0}, i=0, size=8] [L18] EXPR a[i] VAL [\old(size)=8, b={140:0}, b={140:0}, i=0, size=8] [L18] EXPR b[i] VAL [\old(size)=8, b={140:0}, b={140:0}, b[i]=148, i=0, size=8] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=8, b={140:0}, b={140:0}, i=1, size=8] [L17] COND TRUE i <= size VAL [\old(size)=8, b={140:0}, b={140:0}, i=1, size=8] [L18] EXPR a[i] VAL [\old(size)=8, b={140:0}, b={140:0}, i=1, size=8] [L18] EXPR b[i] VAL [\old(size)=8, b={140:0}, b={140:0}, b[i]=162, i=1, size=8] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=8, b={140:0}, b={140:0}, i=2, size=8] [L17] COND TRUE i <= size VAL [\old(size)=8, b={140:0}, b={140:0}, i=2, size=8] [L18] EXPR a[i] VAL [\old(size)=8, b={140:0}, b={140:0}, i=2, size=8] [L18] EXPR b[i] VAL [\old(size)=8, b={140:0}, b={140:0}, b[i]=143, i=2, size=8] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=8, b={140:0}, b={140:0}, i=3, size=8] [L17] COND TRUE i <= size VAL [\old(size)=8, b={140:0}, b={140:0}, i=3, size=8] [L18] EXPR a[i] VAL [\old(size)=8, b={140:0}, b={140:0}, i=3, size=8] [L18] EXPR b[i] VAL [\old(size)=8, b={140:0}, b={140:0}, b[i]=131, i=3, size=8] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=8, b={140:0}, b={140:0}, i=4, size=8] [L17] COND TRUE i <= size VAL [\old(size)=8, b={140:0}, b={140:0}, i=4, size=8] [L18] EXPR a[i] VAL [\old(size)=8, b={140:0}, b={140:0}, i=4, size=8] [L18] EXPR b[i] VAL [\old(size)=8, b={140:0}, b={140:0}, b[i]=130, i=4, size=8] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=8, b={140:0}, b={140:0}, i=5, size=8] [L17] COND TRUE i <= size VAL [\old(size)=8, b={140:0}, b={140:0}, i=5, size=8] [L18] EXPR a[i] VAL [\old(size)=8, b={140:0}, b={140:0}, i=5, size=8] [L18] EXPR b[i] VAL [\old(size)=8, b={140:0}, b={140:0}, b[i]=139, i=5, size=8] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=8, b={140:0}, b={140:0}, i=6, size=8] [L17] COND TRUE i <= size VAL [\old(size)=8, b={140:0}, b={140:0}, i=6, size=8] [L18] EXPR a[i] VAL [\old(size)=8, b={140:0}, b={140:0}, i=6, size=8] [L18] EXPR b[i] VAL [\old(size)=8, b={140:0}, b={140:0}, b[i]=129, i=6, size=8] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=8, b={140:0}, b={140:0}, i=7, size=8] [L17] COND TRUE i <= size VAL [\old(size)=8, b={140:0}, b={140:0}, i=7, size=8] [L18] EXPR a[i] VAL [\old(size)=8, b={140:0}, b={140:0}, i=7, size=8] [L18] EXPR b[i] VAL [\old(size)=8, b={140:0}, b={140:0}, b[i]=149, i=7, size=8] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=8, b={140:0}, b={140:0}, i=8, size=8] [L17] COND TRUE i <= size VAL [\old(size)=8, b={140:0}, b={140:0}, i=8, size=8] [L18] EXPR a[i] VAL [\old(size)=8, b={140:0}, b={140:0}, i=8, size=8] [L18] EXPR b[i] VAL [\old(size)=8, b={140:0}, b={140:0}, b[i]=155, i=8, size=8] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=8, b={140:0}, b={140:0}, i=9, size=8] [L17] COND FALSE !(i <= size) VAL [\old(size)=8, b={140:0}, b={140:0}, i=9, size=8] [L20] return i; VAL [\old(size)=8, \result=9, b={140:0}, b={140:0}, i=9, size=8] [L27] RET, EXPR foo(mask, i + 1) VAL [b={157:0}, foo(mask, i + 1)=9, i=7, mask={140:0}] [L27] b[i] = foo(mask, i + 1) VAL [b={157:0}, foo(mask, i + 1)=9, i=7, mask={140:0}] [L26] i++ VAL [b={157:0}, i=8, mask={140:0}] [L26] COND TRUE i < sizeof(mask) VAL [b={157:0}, i=8, mask={140:0}] [L27] CALL, EXPR foo(mask, i + 1) VAL [\old(size)=9, b={140:0}] [L15] char a[32]; [L16] int i; [L17] i = 0 VAL [\old(size)=9, b={140:0}, b={140:0}, i=0, size=9] [L17] COND TRUE i <= size VAL [\old(size)=9, b={140:0}, b={140:0}, i=0, size=9] [L18] EXPR a[i] VAL [\old(size)=9, b={140:0}, b={140:0}, i=0, size=9] [L18] EXPR b[i] VAL [\old(size)=9, b={140:0}, b={140:0}, b[i]=148, i=0, size=9] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=9, b={140:0}, b={140:0}, i=1, size=9] [L17] COND TRUE i <= size VAL [\old(size)=9, b={140:0}, b={140:0}, i=1, size=9] [L18] EXPR a[i] VAL [\old(size)=9, b={140:0}, b={140:0}, i=1, size=9] [L18] EXPR b[i] VAL [\old(size)=9, b={140:0}, b={140:0}, b[i]=162, i=1, size=9] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=9, b={140:0}, b={140:0}, i=2, size=9] [L17] COND TRUE i <= size VAL [\old(size)=9, b={140:0}, b={140:0}, i=2, size=9] [L18] EXPR a[i] VAL [\old(size)=9, b={140:0}, b={140:0}, i=2, size=9] [L18] EXPR b[i] VAL [\old(size)=9, b={140:0}, b={140:0}, b[i]=143, i=2, size=9] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=9, b={140:0}, b={140:0}, i=3, size=9] [L17] COND TRUE i <= size VAL [\old(size)=9, b={140:0}, b={140:0}, i=3, size=9] [L18] EXPR a[i] VAL [\old(size)=9, b={140:0}, b={140:0}, i=3, size=9] [L18] EXPR b[i] VAL [\old(size)=9, b={140:0}, b={140:0}, b[i]=131, i=3, size=9] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=9, b={140:0}, b={140:0}, i=4, size=9] [L17] COND TRUE i <= size VAL [\old(size)=9, b={140:0}, b={140:0}, i=4, size=9] [L18] EXPR a[i] VAL [\old(size)=9, b={140:0}, b={140:0}, i=4, size=9] [L18] EXPR b[i] VAL [\old(size)=9, b={140:0}, b={140:0}, b[i]=130, i=4, size=9] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=9, b={140:0}, b={140:0}, i=5, size=9] [L17] COND TRUE i <= size VAL [\old(size)=9, b={140:0}, b={140:0}, i=5, size=9] [L18] EXPR a[i] VAL [\old(size)=9, b={140:0}, b={140:0}, i=5, size=9] [L18] EXPR b[i] VAL [\old(size)=9, b={140:0}, b={140:0}, b[i]=139, i=5, size=9] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=9, b={140:0}, b={140:0}, i=6, size=9] [L17] COND TRUE i <= size VAL [\old(size)=9, b={140:0}, b={140:0}, i=6, size=9] [L18] EXPR a[i] VAL [\old(size)=9, b={140:0}, b={140:0}, i=6, size=9] [L18] EXPR b[i] VAL [\old(size)=9, b={140:0}, b={140:0}, b[i]=129, i=6, size=9] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=9, b={140:0}, b={140:0}, i=7, size=9] [L17] COND TRUE i <= size VAL [\old(size)=9, b={140:0}, b={140:0}, i=7, size=9] [L18] EXPR a[i] VAL [\old(size)=9, b={140:0}, b={140:0}, i=7, size=9] [L18] EXPR b[i] VAL [\old(size)=9, b={140:0}, b={140:0}, b[i]=149, i=7, size=9] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=9, b={140:0}, b={140:0}, i=8, size=9] [L17] COND TRUE i <= size VAL [\old(size)=9, b={140:0}, b={140:0}, i=8, size=9] [L18] EXPR a[i] VAL [\old(size)=9, b={140:0}, b={140:0}, i=8, size=9] [L18] EXPR b[i] VAL [\old(size)=9, b={140:0}, b={140:0}, b[i]=155, i=8, size=9] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=9, b={140:0}, b={140:0}, i=9, size=9] [L17] COND TRUE i <= size VAL [\old(size)=9, b={140:0}, b={140:0}, i=9, size=9] [L18] EXPR a[i] VAL [\old(size)=9, b={140:0}, b={140:0}, i=9, size=9] [L18] EXPR b[i] VAL [\old(size)=9, b={140:0}, b={140:0}, b[i]=135, i=9, size=9] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=9, b={140:0}, b={140:0}, i=10, size=9] [L17] COND FALSE !(i <= size) VAL [\old(size)=9, b={140:0}, b={140:0}, i=10, size=9] [L20] return i; VAL [\old(size)=9, \result=10, b={140:0}, b={140:0}, i=10, size=9] [L27] RET, EXPR foo(mask, i + 1) VAL [b={157:0}, foo(mask, i + 1)=10, i=8, mask={140:0}] [L27] b[i] = foo(mask, i + 1) VAL [b={157:0}, foo(mask, i + 1)=10, i=8, mask={140:0}] [L26] i++ VAL [b={157:0}, i=9, mask={140:0}] [L26] COND TRUE i < sizeof(mask) VAL [b={157:0}, i=9, mask={140:0}] [L27] CALL, EXPR foo(mask, i + 1) VAL [\old(size)=10, b={140:0}] [L15] char a[32]; [L16] int i; [L17] i = 0 VAL [\old(size)=10, b={140:0}, b={140:0}, i=0, size=10] [L17] COND TRUE i <= size VAL [\old(size)=10, b={140:0}, b={140:0}, i=0, size=10] [L18] EXPR a[i] VAL [\old(size)=10, b={140:0}, b={140:0}, i=0, size=10] [L18] EXPR b[i] VAL [\old(size)=10, b={140:0}, b={140:0}, b[i]=148, i=0, size=10] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=10, b={140:0}, b={140:0}, i=1, size=10] [L17] COND TRUE i <= size VAL [\old(size)=10, b={140:0}, b={140:0}, i=1, size=10] [L18] EXPR a[i] VAL [\old(size)=10, b={140:0}, b={140:0}, i=1, size=10] [L18] EXPR b[i] VAL [\old(size)=10, b={140:0}, b={140:0}, b[i]=162, i=1, size=10] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=10, b={140:0}, b={140:0}, i=2, size=10] [L17] COND TRUE i <= size VAL [\old(size)=10, b={140:0}, b={140:0}, i=2, size=10] [L18] EXPR a[i] VAL [\old(size)=10, b={140:0}, b={140:0}, i=2, size=10] [L18] EXPR b[i] VAL [\old(size)=10, b={140:0}, b={140:0}, b[i]=143, i=2, size=10] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=10, b={140:0}, b={140:0}, i=3, size=10] [L17] COND TRUE i <= size VAL [\old(size)=10, b={140:0}, b={140:0}, i=3, size=10] [L18] EXPR a[i] VAL [\old(size)=10, b={140:0}, b={140:0}, i=3, size=10] [L18] EXPR b[i] VAL [\old(size)=10, b={140:0}, b={140:0}, b[i]=131, i=3, size=10] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=10, b={140:0}, b={140:0}, i=4, size=10] [L17] COND TRUE i <= size VAL [\old(size)=10, b={140:0}, b={140:0}, i=4, size=10] [L18] EXPR a[i] VAL [\old(size)=10, b={140:0}, b={140:0}, i=4, size=10] [L18] EXPR b[i] VAL [\old(size)=10, b={140:0}, b={140:0}, b[i]=130, i=4, size=10] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=10, b={140:0}, b={140:0}, i=5, size=10] [L17] COND TRUE i <= size VAL [\old(size)=10, b={140:0}, b={140:0}, i=5, size=10] [L18] EXPR a[i] VAL [\old(size)=10, b={140:0}, b={140:0}, i=5, size=10] [L18] EXPR b[i] VAL [\old(size)=10, b={140:0}, b={140:0}, b[i]=139, i=5, size=10] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=10, b={140:0}, b={140:0}, i=6, size=10] [L17] COND TRUE i <= size VAL [\old(size)=10, b={140:0}, b={140:0}, i=6, size=10] [L18] EXPR a[i] VAL [\old(size)=10, b={140:0}, b={140:0}, i=6, size=10] [L18] EXPR b[i] VAL [\old(size)=10, b={140:0}, b={140:0}, b[i]=129, i=6, size=10] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=10, b={140:0}, b={140:0}, i=7, size=10] [L17] COND TRUE i <= size VAL [\old(size)=10, b={140:0}, b={140:0}, i=7, size=10] [L18] EXPR a[i] VAL [\old(size)=10, b={140:0}, b={140:0}, i=7, size=10] [L18] EXPR b[i] VAL [\old(size)=10, b={140:0}, b={140:0}, b[i]=149, i=7, size=10] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=10, b={140:0}, b={140:0}, i=8, size=10] [L17] COND TRUE i <= size VAL [\old(size)=10, b={140:0}, b={140:0}, i=8, size=10] [L18] EXPR a[i] VAL [\old(size)=10, b={140:0}, b={140:0}, i=8, size=10] [L18] EXPR b[i] VAL [\old(size)=10, b={140:0}, b={140:0}, b[i]=155, i=8, size=10] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=10, b={140:0}, b={140:0}, i=9, size=10] [L17] COND TRUE i <= size VAL [\old(size)=10, b={140:0}, b={140:0}, i=9, size=10] [L18] EXPR a[i] VAL [\old(size)=10, b={140:0}, b={140:0}, i=9, size=10] [L18] EXPR b[i] VAL [\old(size)=10, b={140:0}, b={140:0}, b[i]=135, i=9, size=10] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=10, b={140:0}, b={140:0}, i=10, size=10] [L17] COND TRUE i <= size VAL [\old(size)=10, b={140:0}, b={140:0}, i=10, size=10] [L18] EXPR a[i] VAL [\old(size)=10, b={140:0}, b={140:0}, i=10, size=10] [L18] EXPR b[i] VAL [\old(size)=10, b={140:0}, b={140:0}, b[i]=150, i=10, size=10] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=10, b={140:0}, b={140:0}, i=11, size=10] [L17] COND FALSE !(i <= size) VAL [\old(size)=10, b={140:0}, b={140:0}, i=11, size=10] [L20] return i; VAL [\old(size)=10, \result=11, b={140:0}, b={140:0}, i=11, size=10] [L27] RET, EXPR foo(mask, i + 1) VAL [b={157:0}, foo(mask, i + 1)=11, i=9, mask={140:0}] [L27] b[i] = foo(mask, i + 1) VAL [b={157:0}, foo(mask, i + 1)=11, i=9, mask={140:0}] [L26] i++ VAL [b={157:0}, i=10, mask={140:0}] [L26] COND TRUE i < sizeof(mask) VAL [b={157:0}, i=10, mask={140:0}] [L27] CALL, EXPR foo(mask, i + 1) VAL [\old(size)=11, b={140:0}] [L15] char a[32]; [L16] int i; [L17] i = 0 VAL [\old(size)=11, b={140:0}, b={140:0}, i=0, size=11] [L17] COND TRUE i <= size VAL [\old(size)=11, b={140:0}, b={140:0}, i=0, size=11] [L18] EXPR a[i] VAL [\old(size)=11, b={140:0}, b={140:0}, i=0, size=11] [L18] EXPR b[i] VAL [\old(size)=11, b={140:0}, b={140:0}, b[i]=148, i=0, size=11] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=11, b={140:0}, b={140:0}, i=1, size=11] [L17] COND TRUE i <= size VAL [\old(size)=11, b={140:0}, b={140:0}, i=1, size=11] [L18] EXPR a[i] VAL [\old(size)=11, b={140:0}, b={140:0}, i=1, size=11] [L18] EXPR b[i] VAL [\old(size)=11, b={140:0}, b={140:0}, b[i]=162, i=1, size=11] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=11, b={140:0}, b={140:0}, i=2, size=11] [L17] COND TRUE i <= size VAL [\old(size)=11, b={140:0}, b={140:0}, i=2, size=11] [L18] EXPR a[i] VAL [\old(size)=11, b={140:0}, b={140:0}, i=2, size=11] [L18] EXPR b[i] VAL [\old(size)=11, b={140:0}, b={140:0}, b[i]=143, i=2, size=11] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=11, b={140:0}, b={140:0}, i=3, size=11] [L17] COND TRUE i <= size VAL [\old(size)=11, b={140:0}, b={140:0}, i=3, size=11] [L18] EXPR a[i] VAL [\old(size)=11, b={140:0}, b={140:0}, i=3, size=11] [L18] EXPR b[i] VAL [\old(size)=11, b={140:0}, b={140:0}, b[i]=131, i=3, size=11] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=11, b={140:0}, b={140:0}, i=4, size=11] [L17] COND TRUE i <= size VAL [\old(size)=11, b={140:0}, b={140:0}, i=4, size=11] [L18] EXPR a[i] VAL [\old(size)=11, b={140:0}, b={140:0}, i=4, size=11] [L18] EXPR b[i] VAL [\old(size)=11, b={140:0}, b={140:0}, b[i]=130, i=4, size=11] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=11, b={140:0}, b={140:0}, i=5, size=11] [L17] COND TRUE i <= size VAL [\old(size)=11, b={140:0}, b={140:0}, i=5, size=11] [L18] EXPR a[i] VAL [\old(size)=11, b={140:0}, b={140:0}, i=5, size=11] [L18] EXPR b[i] VAL [\old(size)=11, b={140:0}, b={140:0}, b[i]=139, i=5, size=11] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=11, b={140:0}, b={140:0}, i=6, size=11] [L17] COND TRUE i <= size VAL [\old(size)=11, b={140:0}, b={140:0}, i=6, size=11] [L18] EXPR a[i] VAL [\old(size)=11, b={140:0}, b={140:0}, i=6, size=11] [L18] EXPR b[i] VAL [\old(size)=11, b={140:0}, b={140:0}, b[i]=129, i=6, size=11] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=11, b={140:0}, b={140:0}, i=7, size=11] [L17] COND TRUE i <= size VAL [\old(size)=11, b={140:0}, b={140:0}, i=7, size=11] [L18] EXPR a[i] VAL [\old(size)=11, b={140:0}, b={140:0}, i=7, size=11] [L18] EXPR b[i] VAL [\old(size)=11, b={140:0}, b={140:0}, b[i]=149, i=7, size=11] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=11, b={140:0}, b={140:0}, i=8, size=11] [L17] COND TRUE i <= size VAL [\old(size)=11, b={140:0}, b={140:0}, i=8, size=11] [L18] EXPR a[i] VAL [\old(size)=11, b={140:0}, b={140:0}, i=8, size=11] [L18] EXPR b[i] VAL [\old(size)=11, b={140:0}, b={140:0}, b[i]=155, i=8, size=11] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=11, b={140:0}, b={140:0}, i=9, size=11] [L17] COND TRUE i <= size VAL [\old(size)=11, b={140:0}, b={140:0}, i=9, size=11] [L18] EXPR a[i] VAL [\old(size)=11, b={140:0}, b={140:0}, i=9, size=11] [L18] EXPR b[i] VAL [\old(size)=11, b={140:0}, b={140:0}, b[i]=135, i=9, size=11] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=11, b={140:0}, b={140:0}, i=10, size=11] [L17] COND TRUE i <= size VAL [\old(size)=11, b={140:0}, b={140:0}, i=10, size=11] [L18] EXPR a[i] VAL [\old(size)=11, b={140:0}, b={140:0}, i=10, size=11] [L18] EXPR b[i] VAL [\old(size)=11, b={140:0}, b={140:0}, b[i]=150, i=10, size=11] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=11, b={140:0}, b={140:0}, i=11, size=11] [L17] COND TRUE i <= size VAL [\old(size)=11, b={140:0}, b={140:0}, i=11, size=11] [L18] EXPR a[i] VAL [\old(size)=11, b={140:0}, b={140:0}, i=11, size=11] [L18] EXPR b[i] VAL [\old(size)=11, b={140:0}, b={140:0}, b[i]=146, i=11, size=11] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=11, b={140:0}, b={140:0}, i=12, size=11] [L17] COND FALSE !(i <= size) VAL [\old(size)=11, b={140:0}, b={140:0}, i=12, size=11] [L20] return i; VAL [\old(size)=11, \result=12, b={140:0}, b={140:0}, i=12, size=11] [L27] RET, EXPR foo(mask, i + 1) VAL [b={157:0}, foo(mask, i + 1)=12, i=10, mask={140:0}] [L27] b[i] = foo(mask, i + 1) VAL [b={157:0}, foo(mask, i + 1)=12, i=10, mask={140:0}] [L26] i++ VAL [b={157:0}, i=11, mask={140:0}] [L26] COND TRUE i < sizeof(mask) VAL [b={157:0}, i=11, mask={140:0}] [L27] CALL, EXPR foo(mask, i + 1) VAL [\old(size)=12, b={140:0}] [L15] char a[32]; [L16] int i; [L17] i = 0 VAL [\old(size)=12, b={140:0}, b={140:0}, i=0, size=12] [L17] COND TRUE i <= size VAL [\old(size)=12, b={140:0}, b={140:0}, i=0, size=12] [L18] EXPR a[i] VAL [\old(size)=12, b={140:0}, b={140:0}, i=0, size=12] [L18] EXPR b[i] VAL [\old(size)=12, b={140:0}, b={140:0}, b[i]=148, i=0, size=12] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=12, b={140:0}, b={140:0}, i=1, size=12] [L17] COND TRUE i <= size VAL [\old(size)=12, b={140:0}, b={140:0}, i=1, size=12] [L18] EXPR a[i] VAL [\old(size)=12, b={140:0}, b={140:0}, i=1, size=12] [L18] EXPR b[i] VAL [\old(size)=12, b={140:0}, b={140:0}, b[i]=162, i=1, size=12] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=12, b={140:0}, b={140:0}, i=2, size=12] [L17] COND TRUE i <= size VAL [\old(size)=12, b={140:0}, b={140:0}, i=2, size=12] [L18] EXPR a[i] VAL [\old(size)=12, b={140:0}, b={140:0}, i=2, size=12] [L18] EXPR b[i] VAL [\old(size)=12, b={140:0}, b={140:0}, b[i]=143, i=2, size=12] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=12, b={140:0}, b={140:0}, i=3, size=12] [L17] COND TRUE i <= size VAL [\old(size)=12, b={140:0}, b={140:0}, i=3, size=12] [L18] EXPR a[i] VAL [\old(size)=12, b={140:0}, b={140:0}, i=3, size=12] [L18] EXPR b[i] VAL [\old(size)=12, b={140:0}, b={140:0}, b[i]=131, i=3, size=12] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=12, b={140:0}, b={140:0}, i=4, size=12] [L17] COND TRUE i <= size VAL [\old(size)=12, b={140:0}, b={140:0}, i=4, size=12] [L18] EXPR a[i] VAL [\old(size)=12, b={140:0}, b={140:0}, i=4, size=12] [L18] EXPR b[i] VAL [\old(size)=12, b={140:0}, b={140:0}, b[i]=130, i=4, size=12] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=12, b={140:0}, b={140:0}, i=5, size=12] [L17] COND TRUE i <= size VAL [\old(size)=12, b={140:0}, b={140:0}, i=5, size=12] [L18] EXPR a[i] VAL [\old(size)=12, b={140:0}, b={140:0}, i=5, size=12] [L18] EXPR b[i] VAL [\old(size)=12, b={140:0}, b={140:0}, b[i]=139, i=5, size=12] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=12, b={140:0}, b={140:0}, i=6, size=12] [L17] COND TRUE i <= size VAL [\old(size)=12, b={140:0}, b={140:0}, i=6, size=12] [L18] EXPR a[i] VAL [\old(size)=12, b={140:0}, b={140:0}, i=6, size=12] [L18] EXPR b[i] VAL [\old(size)=12, b={140:0}, b={140:0}, b[i]=129, i=6, size=12] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=12, b={140:0}, b={140:0}, i=7, size=12] [L17] COND TRUE i <= size VAL [\old(size)=12, b={140:0}, b={140:0}, i=7, size=12] [L18] EXPR a[i] VAL [\old(size)=12, b={140:0}, b={140:0}, i=7, size=12] [L18] EXPR b[i] VAL [\old(size)=12, b={140:0}, b={140:0}, b[i]=149, i=7, size=12] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=12, b={140:0}, b={140:0}, i=8, size=12] [L17] COND TRUE i <= size VAL [\old(size)=12, b={140:0}, b={140:0}, i=8, size=12] [L18] EXPR a[i] VAL [\old(size)=12, b={140:0}, b={140:0}, i=8, size=12] [L18] EXPR b[i] VAL [\old(size)=12, b={140:0}, b={140:0}, b[i]=155, i=8, size=12] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=12, b={140:0}, b={140:0}, i=9, size=12] [L17] COND TRUE i <= size VAL [\old(size)=12, b={140:0}, b={140:0}, i=9, size=12] [L18] EXPR a[i] VAL [\old(size)=12, b={140:0}, b={140:0}, i=9, size=12] [L18] EXPR b[i] VAL [\old(size)=12, b={140:0}, b={140:0}, b[i]=135, i=9, size=12] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=12, b={140:0}, b={140:0}, i=10, size=12] [L17] COND TRUE i <= size VAL [\old(size)=12, b={140:0}, b={140:0}, i=10, size=12] [L18] EXPR a[i] VAL [\old(size)=12, b={140:0}, b={140:0}, i=10, size=12] [L18] EXPR b[i] VAL [\old(size)=12, b={140:0}, b={140:0}, b[i]=150, i=10, size=12] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=12, b={140:0}, b={140:0}, i=11, size=12] [L17] COND TRUE i <= size VAL [\old(size)=12, b={140:0}, b={140:0}, i=11, size=12] [L18] EXPR a[i] VAL [\old(size)=12, b={140:0}, b={140:0}, i=11, size=12] [L18] EXPR b[i] VAL [\old(size)=12, b={140:0}, b={140:0}, b[i]=146, i=11, size=12] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=12, b={140:0}, b={140:0}, i=12, size=12] [L17] COND TRUE i <= size VAL [\old(size)=12, b={140:0}, b={140:0}, i=12, size=12] [L18] EXPR a[i] VAL [\old(size)=12, b={140:0}, b={140:0}, i=12, size=12] [L18] EXPR b[i] VAL [\old(size)=12, b={140:0}, b={140:0}, b[i]=151, i=12, size=12] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=12, b={140:0}, b={140:0}, i=13, size=12] [L17] COND FALSE !(i <= size) VAL [\old(size)=12, b={140:0}, b={140:0}, i=13, size=12] [L20] return i; VAL [\old(size)=12, \result=13, b={140:0}, b={140:0}, i=13, size=12] [L27] RET, EXPR foo(mask, i + 1) VAL [b={157:0}, foo(mask, i + 1)=13, i=11, mask={140:0}] [L27] b[i] = foo(mask, i + 1) VAL [b={157:0}, foo(mask, i + 1)=13, i=11, mask={140:0}] [L26] i++ VAL [b={157:0}, i=12, mask={140:0}] [L26] COND TRUE i < sizeof(mask) VAL [b={157:0}, i=12, mask={140:0}] [L27] CALL, EXPR foo(mask, i + 1) VAL [\old(size)=13, b={140:0}] [L15] char a[32]; [L16] int i; [L17] i = 0 VAL [\old(size)=13, b={140:0}, b={140:0}, i=0, size=13] [L17] COND TRUE i <= size VAL [\old(size)=13, b={140:0}, b={140:0}, i=0, size=13] [L18] EXPR a[i] VAL [\old(size)=13, b={140:0}, b={140:0}, i=0, size=13] [L18] EXPR b[i] VAL [\old(size)=13, b={140:0}, b={140:0}, b[i]=148, i=0, size=13] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=13, b={140:0}, b={140:0}, i=1, size=13] [L17] COND TRUE i <= size VAL [\old(size)=13, b={140:0}, b={140:0}, i=1, size=13] [L18] EXPR a[i] VAL [\old(size)=13, b={140:0}, b={140:0}, i=1, size=13] [L18] EXPR b[i] VAL [\old(size)=13, b={140:0}, b={140:0}, b[i]=162, i=1, size=13] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=13, b={140:0}, b={140:0}, i=2, size=13] [L17] COND TRUE i <= size VAL [\old(size)=13, b={140:0}, b={140:0}, i=2, size=13] [L18] EXPR a[i] VAL [\old(size)=13, b={140:0}, b={140:0}, i=2, size=13] [L18] EXPR b[i] VAL [\old(size)=13, b={140:0}, b={140:0}, b[i]=143, i=2, size=13] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=13, b={140:0}, b={140:0}, i=3, size=13] [L17] COND TRUE i <= size VAL [\old(size)=13, b={140:0}, b={140:0}, i=3, size=13] [L18] EXPR a[i] VAL [\old(size)=13, b={140:0}, b={140:0}, i=3, size=13] [L18] EXPR b[i] VAL [\old(size)=13, b={140:0}, b={140:0}, b[i]=131, i=3, size=13] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=13, b={140:0}, b={140:0}, i=4, size=13] [L17] COND TRUE i <= size VAL [\old(size)=13, b={140:0}, b={140:0}, i=4, size=13] [L18] EXPR a[i] VAL [\old(size)=13, b={140:0}, b={140:0}, i=4, size=13] [L18] EXPR b[i] VAL [\old(size)=13, b={140:0}, b={140:0}, b[i]=130, i=4, size=13] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=13, b={140:0}, b={140:0}, i=5, size=13] [L17] COND TRUE i <= size VAL [\old(size)=13, b={140:0}, b={140:0}, i=5, size=13] [L18] EXPR a[i] VAL [\old(size)=13, b={140:0}, b={140:0}, i=5, size=13] [L18] EXPR b[i] VAL [\old(size)=13, b={140:0}, b={140:0}, b[i]=139, i=5, size=13] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=13, b={140:0}, b={140:0}, i=6, size=13] [L17] COND TRUE i <= size VAL [\old(size)=13, b={140:0}, b={140:0}, i=6, size=13] [L18] EXPR a[i] VAL [\old(size)=13, b={140:0}, b={140:0}, i=6, size=13] [L18] EXPR b[i] VAL [\old(size)=13, b={140:0}, b={140:0}, b[i]=129, i=6, size=13] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=13, b={140:0}, b={140:0}, i=7, size=13] [L17] COND TRUE i <= size VAL [\old(size)=13, b={140:0}, b={140:0}, i=7, size=13] [L18] EXPR a[i] VAL [\old(size)=13, b={140:0}, b={140:0}, i=7, size=13] [L18] EXPR b[i] VAL [\old(size)=13, b={140:0}, b={140:0}, b[i]=149, i=7, size=13] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=13, b={140:0}, b={140:0}, i=8, size=13] [L17] COND TRUE i <= size VAL [\old(size)=13, b={140:0}, b={140:0}, i=8, size=13] [L18] EXPR a[i] VAL [\old(size)=13, b={140:0}, b={140:0}, i=8, size=13] [L18] EXPR b[i] VAL [\old(size)=13, b={140:0}, b={140:0}, b[i]=155, i=8, size=13] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=13, b={140:0}, b={140:0}, i=9, size=13] [L17] COND TRUE i <= size VAL [\old(size)=13, b={140:0}, b={140:0}, i=9, size=13] [L18] EXPR a[i] VAL [\old(size)=13, b={140:0}, b={140:0}, i=9, size=13] [L18] EXPR b[i] VAL [\old(size)=13, b={140:0}, b={140:0}, b[i]=135, i=9, size=13] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=13, b={140:0}, b={140:0}, i=10, size=13] [L17] COND TRUE i <= size VAL [\old(size)=13, b={140:0}, b={140:0}, i=10, size=13] [L18] EXPR a[i] VAL [\old(size)=13, b={140:0}, b={140:0}, i=10, size=13] [L18] EXPR b[i] VAL [\old(size)=13, b={140:0}, b={140:0}, b[i]=150, i=10, size=13] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=13, b={140:0}, b={140:0}, i=11, size=13] [L17] COND TRUE i <= size VAL [\old(size)=13, b={140:0}, b={140:0}, i=11, size=13] [L18] EXPR a[i] VAL [\old(size)=13, b={140:0}, b={140:0}, i=11, size=13] [L18] EXPR b[i] VAL [\old(size)=13, b={140:0}, b={140:0}, b[i]=146, i=11, size=13] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=13, b={140:0}, b={140:0}, i=12, size=13] [L17] COND TRUE i <= size VAL [\old(size)=13, b={140:0}, b={140:0}, i=12, size=13] [L18] EXPR a[i] VAL [\old(size)=13, b={140:0}, b={140:0}, i=12, size=13] [L18] EXPR b[i] VAL [\old(size)=13, b={140:0}, b={140:0}, b[i]=151, i=12, size=13] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=13, b={140:0}, b={140:0}, i=13, size=13] [L17] COND TRUE i <= size VAL [\old(size)=13, b={140:0}, b={140:0}, i=13, size=13] [L18] EXPR a[i] VAL [\old(size)=13, b={140:0}, b={140:0}, i=13, size=13] [L18] EXPR b[i] VAL [\old(size)=13, b={140:0}, b={140:0}, b[i]=158, i=13, size=13] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=13, b={140:0}, b={140:0}, i=14, size=13] [L17] COND FALSE !(i <= size) VAL [\old(size)=13, b={140:0}, b={140:0}, i=14, size=13] [L20] return i; VAL [\old(size)=13, \result=14, b={140:0}, b={140:0}, i=14, size=13] [L27] RET, EXPR foo(mask, i + 1) VAL [b={157:0}, foo(mask, i + 1)=14, i=12, mask={140:0}] [L27] b[i] = foo(mask, i + 1) VAL [b={157:0}, foo(mask, i + 1)=14, i=12, mask={140:0}] [L26] i++ VAL [b={157:0}, i=13, mask={140:0}] [L26] COND TRUE i < sizeof(mask) VAL [b={157:0}, i=13, mask={140:0}] [L27] CALL, EXPR foo(mask, i + 1) VAL [\old(size)=14, b={140:0}] [L15] char a[32]; [L16] int i; [L17] i = 0 VAL [\old(size)=14, b={140:0}, b={140:0}, i=0, size=14] [L17] COND TRUE i <= size VAL [\old(size)=14, b={140:0}, b={140:0}, i=0, size=14] [L18] EXPR a[i] VAL [\old(size)=14, b={140:0}, b={140:0}, i=0, size=14] [L18] EXPR b[i] VAL [\old(size)=14, b={140:0}, b={140:0}, b[i]=148, i=0, size=14] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=14, b={140:0}, b={140:0}, i=1, size=14] [L17] COND TRUE i <= size VAL [\old(size)=14, b={140:0}, b={140:0}, i=1, size=14] [L18] EXPR a[i] VAL [\old(size)=14, b={140:0}, b={140:0}, i=1, size=14] [L18] EXPR b[i] VAL [\old(size)=14, b={140:0}, b={140:0}, b[i]=162, i=1, size=14] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=14, b={140:0}, b={140:0}, i=2, size=14] [L17] COND TRUE i <= size VAL [\old(size)=14, b={140:0}, b={140:0}, i=2, size=14] [L18] EXPR a[i] VAL [\old(size)=14, b={140:0}, b={140:0}, i=2, size=14] [L18] EXPR b[i] VAL [\old(size)=14, b={140:0}, b={140:0}, b[i]=143, i=2, size=14] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=14, b={140:0}, b={140:0}, i=3, size=14] [L17] COND TRUE i <= size VAL [\old(size)=14, b={140:0}, b={140:0}, i=3, size=14] [L18] EXPR a[i] VAL [\old(size)=14, b={140:0}, b={140:0}, i=3, size=14] [L18] EXPR b[i] VAL [\old(size)=14, b={140:0}, b={140:0}, b[i]=131, i=3, size=14] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=14, b={140:0}, b={140:0}, i=4, size=14] [L17] COND TRUE i <= size VAL [\old(size)=14, b={140:0}, b={140:0}, i=4, size=14] [L18] EXPR a[i] VAL [\old(size)=14, b={140:0}, b={140:0}, i=4, size=14] [L18] EXPR b[i] VAL [\old(size)=14, b={140:0}, b={140:0}, b[i]=130, i=4, size=14] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=14, b={140:0}, b={140:0}, i=5, size=14] [L17] COND TRUE i <= size VAL [\old(size)=14, b={140:0}, b={140:0}, i=5, size=14] [L18] EXPR a[i] VAL [\old(size)=14, b={140:0}, b={140:0}, i=5, size=14] [L18] EXPR b[i] VAL [\old(size)=14, b={140:0}, b={140:0}, b[i]=139, i=5, size=14] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=14, b={140:0}, b={140:0}, i=6, size=14] [L17] COND TRUE i <= size VAL [\old(size)=14, b={140:0}, b={140:0}, i=6, size=14] [L18] EXPR a[i] VAL [\old(size)=14, b={140:0}, b={140:0}, i=6, size=14] [L18] EXPR b[i] VAL [\old(size)=14, b={140:0}, b={140:0}, b[i]=129, i=6, size=14] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=14, b={140:0}, b={140:0}, i=7, size=14] [L17] COND TRUE i <= size VAL [\old(size)=14, b={140:0}, b={140:0}, i=7, size=14] [L18] EXPR a[i] VAL [\old(size)=14, b={140:0}, b={140:0}, i=7, size=14] [L18] EXPR b[i] VAL [\old(size)=14, b={140:0}, b={140:0}, b[i]=149, i=7, size=14] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=14, b={140:0}, b={140:0}, i=8, size=14] [L17] COND TRUE i <= size VAL [\old(size)=14, b={140:0}, b={140:0}, i=8, size=14] [L18] EXPR a[i] VAL [\old(size)=14, b={140:0}, b={140:0}, i=8, size=14] [L18] EXPR b[i] VAL [\old(size)=14, b={140:0}, b={140:0}, b[i]=155, i=8, size=14] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=14, b={140:0}, b={140:0}, i=9, size=14] [L17] COND TRUE i <= size VAL [\old(size)=14, b={140:0}, b={140:0}, i=9, size=14] [L18] EXPR a[i] VAL [\old(size)=14, b={140:0}, b={140:0}, i=9, size=14] [L18] EXPR b[i] VAL [\old(size)=14, b={140:0}, b={140:0}, b[i]=135, i=9, size=14] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=14, b={140:0}, b={140:0}, i=10, size=14] [L17] COND TRUE i <= size VAL [\old(size)=14, b={140:0}, b={140:0}, i=10, size=14] [L18] EXPR a[i] VAL [\old(size)=14, b={140:0}, b={140:0}, i=10, size=14] [L18] EXPR b[i] VAL [\old(size)=14, b={140:0}, b={140:0}, b[i]=150, i=10, size=14] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=14, b={140:0}, b={140:0}, i=11, size=14] [L17] COND TRUE i <= size VAL [\old(size)=14, b={140:0}, b={140:0}, i=11, size=14] [L18] EXPR a[i] VAL [\old(size)=14, b={140:0}, b={140:0}, i=11, size=14] [L18] EXPR b[i] VAL [\old(size)=14, b={140:0}, b={140:0}, b[i]=146, i=11, size=14] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=14, b={140:0}, b={140:0}, i=12, size=14] [L17] COND TRUE i <= size VAL [\old(size)=14, b={140:0}, b={140:0}, i=12, size=14] [L18] EXPR a[i] VAL [\old(size)=14, b={140:0}, b={140:0}, i=12, size=14] [L18] EXPR b[i] VAL [\old(size)=14, b={140:0}, b={140:0}, b[i]=151, i=12, size=14] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=14, b={140:0}, b={140:0}, i=13, size=14] [L17] COND TRUE i <= size VAL [\old(size)=14, b={140:0}, b={140:0}, i=13, size=14] [L18] EXPR a[i] VAL [\old(size)=14, b={140:0}, b={140:0}, i=13, size=14] [L18] EXPR b[i] VAL [\old(size)=14, b={140:0}, b={140:0}, b[i]=158, i=13, size=14] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=14, b={140:0}, b={140:0}, i=14, size=14] [L17] COND TRUE i <= size VAL [\old(size)=14, b={140:0}, b={140:0}, i=14, size=14] [L18] EXPR a[i] VAL [\old(size)=14, b={140:0}, b={140:0}, i=14, size=14] [L18] EXPR b[i] VAL [\old(size)=14, b={140:0}, b={140:0}, b[i]=154, i=14, size=14] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=14, b={140:0}, b={140:0}, i=15, size=14] [L17] COND FALSE !(i <= size) VAL [\old(size)=14, b={140:0}, b={140:0}, i=15, size=14] [L20] return i; VAL [\old(size)=14, \result=15, b={140:0}, b={140:0}, i=15, size=14] [L27] RET, EXPR foo(mask, i + 1) VAL [b={157:0}, foo(mask, i + 1)=15, i=13, mask={140:0}] [L27] b[i] = foo(mask, i + 1) VAL [b={157:0}, foo(mask, i + 1)=15, i=13, mask={140:0}] [L26] i++ VAL [b={157:0}, i=14, mask={140:0}] [L26] COND TRUE i < sizeof(mask) VAL [b={157:0}, i=14, mask={140:0}] [L27] CALL, EXPR foo(mask, i + 1) VAL [\old(size)=15, b={140:0}] [L15] char a[32]; [L16] int i; [L17] i = 0 VAL [\old(size)=15, b={140:0}, b={140:0}, i=0, size=15] [L17] COND TRUE i <= size VAL [\old(size)=15, b={140:0}, b={140:0}, i=0, size=15] [L18] EXPR a[i] VAL [\old(size)=15, b={140:0}, b={140:0}, i=0, size=15] [L18] EXPR b[i] VAL [\old(size)=15, b={140:0}, b={140:0}, b[i]=148, i=0, size=15] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=15, b={140:0}, b={140:0}, i=1, size=15] [L17] COND TRUE i <= size VAL [\old(size)=15, b={140:0}, b={140:0}, i=1, size=15] [L18] EXPR a[i] VAL [\old(size)=15, b={140:0}, b={140:0}, i=1, size=15] [L18] EXPR b[i] VAL [\old(size)=15, b={140:0}, b={140:0}, b[i]=162, i=1, size=15] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=15, b={140:0}, b={140:0}, i=2, size=15] [L17] COND TRUE i <= size VAL [\old(size)=15, b={140:0}, b={140:0}, i=2, size=15] [L18] EXPR a[i] VAL [\old(size)=15, b={140:0}, b={140:0}, i=2, size=15] [L18] EXPR b[i] VAL [\old(size)=15, b={140:0}, b={140:0}, b[i]=143, i=2, size=15] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=15, b={140:0}, b={140:0}, i=3, size=15] [L17] COND TRUE i <= size VAL [\old(size)=15, b={140:0}, b={140:0}, i=3, size=15] [L18] EXPR a[i] VAL [\old(size)=15, b={140:0}, b={140:0}, i=3, size=15] [L18] EXPR b[i] VAL [\old(size)=15, b={140:0}, b={140:0}, b[i]=131, i=3, size=15] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=15, b={140:0}, b={140:0}, i=4, size=15] [L17] COND TRUE i <= size VAL [\old(size)=15, b={140:0}, b={140:0}, i=4, size=15] [L18] EXPR a[i] VAL [\old(size)=15, b={140:0}, b={140:0}, i=4, size=15] [L18] EXPR b[i] VAL [\old(size)=15, b={140:0}, b={140:0}, b[i]=130, i=4, size=15] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=15, b={140:0}, b={140:0}, i=5, size=15] [L17] COND TRUE i <= size VAL [\old(size)=15, b={140:0}, b={140:0}, i=5, size=15] [L18] EXPR a[i] VAL [\old(size)=15, b={140:0}, b={140:0}, i=5, size=15] [L18] EXPR b[i] VAL [\old(size)=15, b={140:0}, b={140:0}, b[i]=139, i=5, size=15] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=15, b={140:0}, b={140:0}, i=6, size=15] [L17] COND TRUE i <= size VAL [\old(size)=15, b={140:0}, b={140:0}, i=6, size=15] [L18] EXPR a[i] VAL [\old(size)=15, b={140:0}, b={140:0}, i=6, size=15] [L18] EXPR b[i] VAL [\old(size)=15, b={140:0}, b={140:0}, b[i]=129, i=6, size=15] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=15, b={140:0}, b={140:0}, i=7, size=15] [L17] COND TRUE i <= size VAL [\old(size)=15, b={140:0}, b={140:0}, i=7, size=15] [L18] EXPR a[i] VAL [\old(size)=15, b={140:0}, b={140:0}, i=7, size=15] [L18] EXPR b[i] VAL [\old(size)=15, b={140:0}, b={140:0}, b[i]=149, i=7, size=15] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=15, b={140:0}, b={140:0}, i=8, size=15] [L17] COND TRUE i <= size VAL [\old(size)=15, b={140:0}, b={140:0}, i=8, size=15] [L18] EXPR a[i] VAL [\old(size)=15, b={140:0}, b={140:0}, i=8, size=15] [L18] EXPR b[i] VAL [\old(size)=15, b={140:0}, b={140:0}, b[i]=155, i=8, size=15] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=15, b={140:0}, b={140:0}, i=9, size=15] [L17] COND TRUE i <= size VAL [\old(size)=15, b={140:0}, b={140:0}, i=9, size=15] [L18] EXPR a[i] VAL [\old(size)=15, b={140:0}, b={140:0}, i=9, size=15] [L18] EXPR b[i] VAL [\old(size)=15, b={140:0}, b={140:0}, b[i]=135, i=9, size=15] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=15, b={140:0}, b={140:0}, i=10, size=15] [L17] COND TRUE i <= size VAL [\old(size)=15, b={140:0}, b={140:0}, i=10, size=15] [L18] EXPR a[i] VAL [\old(size)=15, b={140:0}, b={140:0}, i=10, size=15] [L18] EXPR b[i] VAL [\old(size)=15, b={140:0}, b={140:0}, b[i]=150, i=10, size=15] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=15, b={140:0}, b={140:0}, i=11, size=15] [L17] COND TRUE i <= size VAL [\old(size)=15, b={140:0}, b={140:0}, i=11, size=15] [L18] EXPR a[i] VAL [\old(size)=15, b={140:0}, b={140:0}, i=11, size=15] [L18] EXPR b[i] VAL [\old(size)=15, b={140:0}, b={140:0}, b[i]=146, i=11, size=15] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=15, b={140:0}, b={140:0}, i=12, size=15] [L17] COND TRUE i <= size VAL [\old(size)=15, b={140:0}, b={140:0}, i=12, size=15] [L18] EXPR a[i] VAL [\old(size)=15, b={140:0}, b={140:0}, i=12, size=15] [L18] EXPR b[i] VAL [\old(size)=15, b={140:0}, b={140:0}, b[i]=151, i=12, size=15] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=15, b={140:0}, b={140:0}, i=13, size=15] [L17] COND TRUE i <= size VAL [\old(size)=15, b={140:0}, b={140:0}, i=13, size=15] [L18] EXPR a[i] VAL [\old(size)=15, b={140:0}, b={140:0}, i=13, size=15] [L18] EXPR b[i] VAL [\old(size)=15, b={140:0}, b={140:0}, b[i]=158, i=13, size=15] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=15, b={140:0}, b={140:0}, i=14, size=15] [L17] COND TRUE i <= size VAL [\old(size)=15, b={140:0}, b={140:0}, i=14, size=15] [L18] EXPR a[i] VAL [\old(size)=15, b={140:0}, b={140:0}, i=14, size=15] [L18] EXPR b[i] VAL [\old(size)=15, b={140:0}, b={140:0}, b[i]=154, i=14, size=15] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=15, b={140:0}, b={140:0}, i=15, size=15] [L17] COND TRUE i <= size VAL [\old(size)=15, b={140:0}, b={140:0}, i=15, size=15] [L18] EXPR a[i] VAL [\old(size)=15, b={140:0}, b={140:0}, i=15, size=15] [L18] EXPR b[i] VAL [\old(size)=15, b={140:0}, b={140:0}, b[i]=136, i=15, size=15] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=15, b={140:0}, b={140:0}, i=16, size=15] [L17] COND FALSE !(i <= size) VAL [\old(size)=15, b={140:0}, b={140:0}, i=16, size=15] [L20] return i; VAL [\old(size)=15, \result=16, b={140:0}, b={140:0}, i=16, size=15] [L27] RET, EXPR foo(mask, i + 1) VAL [b={157:0}, foo(mask, i + 1)=16, i=14, mask={140:0}] [L27] b[i] = foo(mask, i + 1) VAL [b={157:0}, foo(mask, i + 1)=16, i=14, mask={140:0}] [L26] i++ VAL [b={157:0}, i=15, mask={140:0}] [L26] COND TRUE i < sizeof(mask) VAL [b={157:0}, i=15, mask={140:0}] [L27] CALL, EXPR foo(mask, i + 1) VAL [\old(size)=16, b={140:0}] [L15] char a[32]; [L16] int i; [L17] i = 0 VAL [\old(size)=16, b={140:0}, b={140:0}, i=0, size=16] [L17] COND TRUE i <= size VAL [\old(size)=16, b={140:0}, b={140:0}, i=0, size=16] [L18] EXPR a[i] VAL [\old(size)=16, b={140:0}, b={140:0}, i=0, size=16] [L18] EXPR b[i] VAL [\old(size)=16, b={140:0}, b={140:0}, b[i]=148, i=0, size=16] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=16, b={140:0}, b={140:0}, i=1, size=16] [L17] COND TRUE i <= size VAL [\old(size)=16, b={140:0}, b={140:0}, i=1, size=16] [L18] EXPR a[i] VAL [\old(size)=16, b={140:0}, b={140:0}, i=1, size=16] [L18] EXPR b[i] VAL [\old(size)=16, b={140:0}, b={140:0}, b[i]=162, i=1, size=16] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=16, b={140:0}, b={140:0}, i=2, size=16] [L17] COND TRUE i <= size VAL [\old(size)=16, b={140:0}, b={140:0}, i=2, size=16] [L18] EXPR a[i] VAL [\old(size)=16, b={140:0}, b={140:0}, i=2, size=16] [L18] EXPR b[i] VAL [\old(size)=16, b={140:0}, b={140:0}, b[i]=143, i=2, size=16] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=16, b={140:0}, b={140:0}, i=3, size=16] [L17] COND TRUE i <= size VAL [\old(size)=16, b={140:0}, b={140:0}, i=3, size=16] [L18] EXPR a[i] VAL [\old(size)=16, b={140:0}, b={140:0}, i=3, size=16] [L18] EXPR b[i] VAL [\old(size)=16, b={140:0}, b={140:0}, b[i]=131, i=3, size=16] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=16, b={140:0}, b={140:0}, i=4, size=16] [L17] COND TRUE i <= size VAL [\old(size)=16, b={140:0}, b={140:0}, i=4, size=16] [L18] EXPR a[i] VAL [\old(size)=16, b={140:0}, b={140:0}, i=4, size=16] [L18] EXPR b[i] VAL [\old(size)=16, b={140:0}, b={140:0}, b[i]=130, i=4, size=16] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=16, b={140:0}, b={140:0}, i=5, size=16] [L17] COND TRUE i <= size VAL [\old(size)=16, b={140:0}, b={140:0}, i=5, size=16] [L18] EXPR a[i] VAL [\old(size)=16, b={140:0}, b={140:0}, i=5, size=16] [L18] EXPR b[i] VAL [\old(size)=16, b={140:0}, b={140:0}, b[i]=139, i=5, size=16] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=16, b={140:0}, b={140:0}, i=6, size=16] [L17] COND TRUE i <= size VAL [\old(size)=16, b={140:0}, b={140:0}, i=6, size=16] [L18] EXPR a[i] VAL [\old(size)=16, b={140:0}, b={140:0}, i=6, size=16] [L18] EXPR b[i] VAL [\old(size)=16, b={140:0}, b={140:0}, b[i]=129, i=6, size=16] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=16, b={140:0}, b={140:0}, i=7, size=16] [L17] COND TRUE i <= size VAL [\old(size)=16, b={140:0}, b={140:0}, i=7, size=16] [L18] EXPR a[i] VAL [\old(size)=16, b={140:0}, b={140:0}, i=7, size=16] [L18] EXPR b[i] VAL [\old(size)=16, b={140:0}, b={140:0}, b[i]=149, i=7, size=16] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=16, b={140:0}, b={140:0}, i=8, size=16] [L17] COND TRUE i <= size VAL [\old(size)=16, b={140:0}, b={140:0}, i=8, size=16] [L18] EXPR a[i] VAL [\old(size)=16, b={140:0}, b={140:0}, i=8, size=16] [L18] EXPR b[i] VAL [\old(size)=16, b={140:0}, b={140:0}, b[i]=155, i=8, size=16] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=16, b={140:0}, b={140:0}, i=9, size=16] [L17] COND TRUE i <= size VAL [\old(size)=16, b={140:0}, b={140:0}, i=9, size=16] [L18] EXPR a[i] VAL [\old(size)=16, b={140:0}, b={140:0}, i=9, size=16] [L18] EXPR b[i] VAL [\old(size)=16, b={140:0}, b={140:0}, b[i]=135, i=9, size=16] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=16, b={140:0}, b={140:0}, i=10, size=16] [L17] COND TRUE i <= size VAL [\old(size)=16, b={140:0}, b={140:0}, i=10, size=16] [L18] EXPR a[i] VAL [\old(size)=16, b={140:0}, b={140:0}, i=10, size=16] [L18] EXPR b[i] VAL [\old(size)=16, b={140:0}, b={140:0}, b[i]=150, i=10, size=16] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=16, b={140:0}, b={140:0}, i=11, size=16] [L17] COND TRUE i <= size VAL [\old(size)=16, b={140:0}, b={140:0}, i=11, size=16] [L18] EXPR a[i] VAL [\old(size)=16, b={140:0}, b={140:0}, i=11, size=16] [L18] EXPR b[i] VAL [\old(size)=16, b={140:0}, b={140:0}, b[i]=146, i=11, size=16] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=16, b={140:0}, b={140:0}, i=12, size=16] [L17] COND TRUE i <= size VAL [\old(size)=16, b={140:0}, b={140:0}, i=12, size=16] [L18] EXPR a[i] VAL [\old(size)=16, b={140:0}, b={140:0}, i=12, size=16] [L18] EXPR b[i] VAL [\old(size)=16, b={140:0}, b={140:0}, b[i]=151, i=12, size=16] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=16, b={140:0}, b={140:0}, i=13, size=16] [L17] COND TRUE i <= size VAL [\old(size)=16, b={140:0}, b={140:0}, i=13, size=16] [L18] EXPR a[i] VAL [\old(size)=16, b={140:0}, b={140:0}, i=13, size=16] [L18] EXPR b[i] VAL [\old(size)=16, b={140:0}, b={140:0}, b[i]=158, i=13, size=16] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=16, b={140:0}, b={140:0}, i=14, size=16] [L17] COND TRUE i <= size VAL [\old(size)=16, b={140:0}, b={140:0}, i=14, size=16] [L18] EXPR a[i] VAL [\old(size)=16, b={140:0}, b={140:0}, i=14, size=16] [L18] EXPR b[i] VAL [\old(size)=16, b={140:0}, b={140:0}, b[i]=154, i=14, size=16] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=16, b={140:0}, b={140:0}, i=15, size=16] [L17] COND TRUE i <= size VAL [\old(size)=16, b={140:0}, b={140:0}, i=15, size=16] [L18] EXPR a[i] VAL [\old(size)=16, b={140:0}, b={140:0}, i=15, size=16] [L18] EXPR b[i] VAL [\old(size)=16, b={140:0}, b={140:0}, b[i]=136, i=15, size=16] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=16, b={140:0}, b={140:0}, i=16, size=16] [L17] COND TRUE i <= size VAL [\old(size)=16, b={140:0}, b={140:0}, i=16, size=16] [L18] EXPR a[i] VAL [\old(size)=16, b={140:0}, b={140:0}, i=16, size=16] [L18] EXPR b[i] VAL [\old(size)=16, b={140:0}, b={140:0}, b[i]=138, i=16, size=16] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=16, b={140:0}, b={140:0}, i=17, size=16] [L17] COND FALSE !(i <= size) VAL [\old(size)=16, b={140:0}, b={140:0}, i=17, size=16] [L20] return i; VAL [\old(size)=16, \result=17, b={140:0}, b={140:0}, i=17, size=16] [L27] RET, EXPR foo(mask, i + 1) VAL [b={157:0}, foo(mask, i + 1)=17, i=15, mask={140:0}] [L27] b[i] = foo(mask, i + 1) VAL [b={157:0}, foo(mask, i + 1)=17, i=15, mask={140:0}] [L26] i++ VAL [b={157:0}, i=16, mask={140:0}] [L26] COND TRUE i < sizeof(mask) VAL [b={157:0}, i=16, mask={140:0}] [L27] CALL, EXPR foo(mask, i + 1) VAL [\old(size)=17, b={140:0}] [L15] char a[32]; [L16] int i; [L17] i = 0 VAL [\old(size)=17, b={140:0}, b={140:0}, i=0, size=17] [L17] COND TRUE i <= size VAL [\old(size)=17, b={140:0}, b={140:0}, i=0, size=17] [L18] EXPR a[i] VAL [\old(size)=17, b={140:0}, b={140:0}, i=0, size=17] [L18] EXPR b[i] VAL [\old(size)=17, b={140:0}, b={140:0}, b[i]=148, i=0, size=17] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=17, b={140:0}, b={140:0}, i=1, size=17] [L17] COND TRUE i <= size VAL [\old(size)=17, b={140:0}, b={140:0}, i=1, size=17] [L18] EXPR a[i] VAL [\old(size)=17, b={140:0}, b={140:0}, i=1, size=17] [L18] EXPR b[i] VAL [\old(size)=17, b={140:0}, b={140:0}, b[i]=162, i=1, size=17] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=17, b={140:0}, b={140:0}, i=2, size=17] [L17] COND TRUE i <= size VAL [\old(size)=17, b={140:0}, b={140:0}, i=2, size=17] [L18] EXPR a[i] VAL [\old(size)=17, b={140:0}, b={140:0}, i=2, size=17] [L18] EXPR b[i] VAL [\old(size)=17, b={140:0}, b={140:0}, b[i]=143, i=2, size=17] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=17, b={140:0}, b={140:0}, i=3, size=17] [L17] COND TRUE i <= size VAL [\old(size)=17, b={140:0}, b={140:0}, i=3, size=17] [L18] EXPR a[i] VAL [\old(size)=17, b={140:0}, b={140:0}, i=3, size=17] [L18] EXPR b[i] VAL [\old(size)=17, b={140:0}, b={140:0}, b[i]=131, i=3, size=17] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=17, b={140:0}, b={140:0}, i=4, size=17] [L17] COND TRUE i <= size VAL [\old(size)=17, b={140:0}, b={140:0}, i=4, size=17] [L18] EXPR a[i] VAL [\old(size)=17, b={140:0}, b={140:0}, i=4, size=17] [L18] EXPR b[i] VAL [\old(size)=17, b={140:0}, b={140:0}, b[i]=130, i=4, size=17] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=17, b={140:0}, b={140:0}, i=5, size=17] [L17] COND TRUE i <= size VAL [\old(size)=17, b={140:0}, b={140:0}, i=5, size=17] [L18] EXPR a[i] VAL [\old(size)=17, b={140:0}, b={140:0}, i=5, size=17] [L18] EXPR b[i] VAL [\old(size)=17, b={140:0}, b={140:0}, b[i]=139, i=5, size=17] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=17, b={140:0}, b={140:0}, i=6, size=17] [L17] COND TRUE i <= size VAL [\old(size)=17, b={140:0}, b={140:0}, i=6, size=17] [L18] EXPR a[i] VAL [\old(size)=17, b={140:0}, b={140:0}, i=6, size=17] [L18] EXPR b[i] VAL [\old(size)=17, b={140:0}, b={140:0}, b[i]=129, i=6, size=17] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=17, b={140:0}, b={140:0}, i=7, size=17] [L17] COND TRUE i <= size VAL [\old(size)=17, b={140:0}, b={140:0}, i=7, size=17] [L18] EXPR a[i] VAL [\old(size)=17, b={140:0}, b={140:0}, i=7, size=17] [L18] EXPR b[i] VAL [\old(size)=17, b={140:0}, b={140:0}, b[i]=149, i=7, size=17] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=17, b={140:0}, b={140:0}, i=8, size=17] [L17] COND TRUE i <= size VAL [\old(size)=17, b={140:0}, b={140:0}, i=8, size=17] [L18] EXPR a[i] VAL [\old(size)=17, b={140:0}, b={140:0}, i=8, size=17] [L18] EXPR b[i] VAL [\old(size)=17, b={140:0}, b={140:0}, b[i]=155, i=8, size=17] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=17, b={140:0}, b={140:0}, i=9, size=17] [L17] COND TRUE i <= size VAL [\old(size)=17, b={140:0}, b={140:0}, i=9, size=17] [L18] EXPR a[i] VAL [\old(size)=17, b={140:0}, b={140:0}, i=9, size=17] [L18] EXPR b[i] VAL [\old(size)=17, b={140:0}, b={140:0}, b[i]=135, i=9, size=17] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=17, b={140:0}, b={140:0}, i=10, size=17] [L17] COND TRUE i <= size VAL [\old(size)=17, b={140:0}, b={140:0}, i=10, size=17] [L18] EXPR a[i] VAL [\old(size)=17, b={140:0}, b={140:0}, i=10, size=17] [L18] EXPR b[i] VAL [\old(size)=17, b={140:0}, b={140:0}, b[i]=150, i=10, size=17] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=17, b={140:0}, b={140:0}, i=11, size=17] [L17] COND TRUE i <= size VAL [\old(size)=17, b={140:0}, b={140:0}, i=11, size=17] [L18] EXPR a[i] VAL [\old(size)=17, b={140:0}, b={140:0}, i=11, size=17] [L18] EXPR b[i] VAL [\old(size)=17, b={140:0}, b={140:0}, b[i]=146, i=11, size=17] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=17, b={140:0}, b={140:0}, i=12, size=17] [L17] COND TRUE i <= size VAL [\old(size)=17, b={140:0}, b={140:0}, i=12, size=17] [L18] EXPR a[i] VAL [\old(size)=17, b={140:0}, b={140:0}, i=12, size=17] [L18] EXPR b[i] VAL [\old(size)=17, b={140:0}, b={140:0}, b[i]=151, i=12, size=17] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=17, b={140:0}, b={140:0}, i=13, size=17] [L17] COND TRUE i <= size VAL [\old(size)=17, b={140:0}, b={140:0}, i=13, size=17] [L18] EXPR a[i] VAL [\old(size)=17, b={140:0}, b={140:0}, i=13, size=17] [L18] EXPR b[i] VAL [\old(size)=17, b={140:0}, b={140:0}, b[i]=158, i=13, size=17] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=17, b={140:0}, b={140:0}, i=14, size=17] [L17] COND TRUE i <= size VAL [\old(size)=17, b={140:0}, b={140:0}, i=14, size=17] [L18] EXPR a[i] VAL [\old(size)=17, b={140:0}, b={140:0}, i=14, size=17] [L18] EXPR b[i] VAL [\old(size)=17, b={140:0}, b={140:0}, b[i]=154, i=14, size=17] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=17, b={140:0}, b={140:0}, i=15, size=17] [L17] COND TRUE i <= size VAL [\old(size)=17, b={140:0}, b={140:0}, i=15, size=17] [L18] EXPR a[i] VAL [\old(size)=17, b={140:0}, b={140:0}, i=15, size=17] [L18] EXPR b[i] VAL [\old(size)=17, b={140:0}, b={140:0}, b[i]=136, i=15, size=17] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=17, b={140:0}, b={140:0}, i=16, size=17] [L17] COND TRUE i <= size VAL [\old(size)=17, b={140:0}, b={140:0}, i=16, size=17] [L18] EXPR a[i] VAL [\old(size)=17, b={140:0}, b={140:0}, i=16, size=17] [L18] EXPR b[i] VAL [\old(size)=17, b={140:0}, b={140:0}, b[i]=138, i=16, size=17] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=17, b={140:0}, b={140:0}, i=17, size=17] [L17] COND TRUE i <= size VAL [\old(size)=17, b={140:0}, b={140:0}, i=17, size=17] [L18] EXPR a[i] VAL [\old(size)=17, b={140:0}, b={140:0}, i=17, size=17] [L18] EXPR b[i] VAL [\old(size)=17, b={140:0}, b={140:0}, b[i]=152, i=17, size=17] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=17, b={140:0}, b={140:0}, i=18, size=17] [L17] COND FALSE !(i <= size) VAL [\old(size)=17, b={140:0}, b={140:0}, i=18, size=17] [L20] return i; VAL [\old(size)=17, \result=18, b={140:0}, b={140:0}, i=18, size=17] [L27] RET, EXPR foo(mask, i + 1) VAL [b={157:0}, foo(mask, i + 1)=18, i=16, mask={140:0}] [L27] b[i] = foo(mask, i + 1) VAL [b={157:0}, foo(mask, i + 1)=18, i=16, mask={140:0}] [L26] i++ VAL [b={157:0}, i=17, mask={140:0}] [L26] COND TRUE i < sizeof(mask) VAL [b={157:0}, i=17, mask={140:0}] [L27] CALL, EXPR foo(mask, i + 1) VAL [\old(size)=18, b={140:0}] [L15] char a[32]; [L16] int i; [L17] i = 0 VAL [\old(size)=18, b={140:0}, b={140:0}, i=0, size=18] [L17] COND TRUE i <= size VAL [\old(size)=18, b={140:0}, b={140:0}, i=0, size=18] [L18] EXPR a[i] VAL [\old(size)=18, b={140:0}, b={140:0}, i=0, size=18] [L18] EXPR b[i] VAL [\old(size)=18, b={140:0}, b={140:0}, b[i]=148, i=0, size=18] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=18, b={140:0}, b={140:0}, i=1, size=18] [L17] COND TRUE i <= size VAL [\old(size)=18, b={140:0}, b={140:0}, i=1, size=18] [L18] EXPR a[i] VAL [\old(size)=18, b={140:0}, b={140:0}, i=1, size=18] [L18] EXPR b[i] VAL [\old(size)=18, b={140:0}, b={140:0}, b[i]=162, i=1, size=18] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=18, b={140:0}, b={140:0}, i=2, size=18] [L17] COND TRUE i <= size VAL [\old(size)=18, b={140:0}, b={140:0}, i=2, size=18] [L18] EXPR a[i] VAL [\old(size)=18, b={140:0}, b={140:0}, i=2, size=18] [L18] EXPR b[i] VAL [\old(size)=18, b={140:0}, b={140:0}, b[i]=143, i=2, size=18] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=18, b={140:0}, b={140:0}, i=3, size=18] [L17] COND TRUE i <= size VAL [\old(size)=18, b={140:0}, b={140:0}, i=3, size=18] [L18] EXPR a[i] VAL [\old(size)=18, b={140:0}, b={140:0}, i=3, size=18] [L18] EXPR b[i] VAL [\old(size)=18, b={140:0}, b={140:0}, b[i]=131, i=3, size=18] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=18, b={140:0}, b={140:0}, i=4, size=18] [L17] COND TRUE i <= size VAL [\old(size)=18, b={140:0}, b={140:0}, i=4, size=18] [L18] EXPR a[i] VAL [\old(size)=18, b={140:0}, b={140:0}, i=4, size=18] [L18] EXPR b[i] VAL [\old(size)=18, b={140:0}, b={140:0}, b[i]=130, i=4, size=18] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=18, b={140:0}, b={140:0}, i=5, size=18] [L17] COND TRUE i <= size VAL [\old(size)=18, b={140:0}, b={140:0}, i=5, size=18] [L18] EXPR a[i] VAL [\old(size)=18, b={140:0}, b={140:0}, i=5, size=18] [L18] EXPR b[i] VAL [\old(size)=18, b={140:0}, b={140:0}, b[i]=139, i=5, size=18] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=18, b={140:0}, b={140:0}, i=6, size=18] [L17] COND TRUE i <= size VAL [\old(size)=18, b={140:0}, b={140:0}, i=6, size=18] [L18] EXPR a[i] VAL [\old(size)=18, b={140:0}, b={140:0}, i=6, size=18] [L18] EXPR b[i] VAL [\old(size)=18, b={140:0}, b={140:0}, b[i]=129, i=6, size=18] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=18, b={140:0}, b={140:0}, i=7, size=18] [L17] COND TRUE i <= size VAL [\old(size)=18, b={140:0}, b={140:0}, i=7, size=18] [L18] EXPR a[i] VAL [\old(size)=18, b={140:0}, b={140:0}, i=7, size=18] [L18] EXPR b[i] VAL [\old(size)=18, b={140:0}, b={140:0}, b[i]=149, i=7, size=18] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=18, b={140:0}, b={140:0}, i=8, size=18] [L17] COND TRUE i <= size VAL [\old(size)=18, b={140:0}, b={140:0}, i=8, size=18] [L18] EXPR a[i] VAL [\old(size)=18, b={140:0}, b={140:0}, i=8, size=18] [L18] EXPR b[i] VAL [\old(size)=18, b={140:0}, b={140:0}, b[i]=155, i=8, size=18] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=18, b={140:0}, b={140:0}, i=9, size=18] [L17] COND TRUE i <= size VAL [\old(size)=18, b={140:0}, b={140:0}, i=9, size=18] [L18] EXPR a[i] VAL [\old(size)=18, b={140:0}, b={140:0}, i=9, size=18] [L18] EXPR b[i] VAL [\old(size)=18, b={140:0}, b={140:0}, b[i]=135, i=9, size=18] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=18, b={140:0}, b={140:0}, i=10, size=18] [L17] COND TRUE i <= size VAL [\old(size)=18, b={140:0}, b={140:0}, i=10, size=18] [L18] EXPR a[i] VAL [\old(size)=18, b={140:0}, b={140:0}, i=10, size=18] [L18] EXPR b[i] VAL [\old(size)=18, b={140:0}, b={140:0}, b[i]=150, i=10, size=18] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=18, b={140:0}, b={140:0}, i=11, size=18] [L17] COND TRUE i <= size VAL [\old(size)=18, b={140:0}, b={140:0}, i=11, size=18] [L18] EXPR a[i] VAL [\old(size)=18, b={140:0}, b={140:0}, i=11, size=18] [L18] EXPR b[i] VAL [\old(size)=18, b={140:0}, b={140:0}, b[i]=146, i=11, size=18] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=18, b={140:0}, b={140:0}, i=12, size=18] [L17] COND TRUE i <= size VAL [\old(size)=18, b={140:0}, b={140:0}, i=12, size=18] [L18] EXPR a[i] VAL [\old(size)=18, b={140:0}, b={140:0}, i=12, size=18] [L18] EXPR b[i] VAL [\old(size)=18, b={140:0}, b={140:0}, b[i]=151, i=12, size=18] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=18, b={140:0}, b={140:0}, i=13, size=18] [L17] COND TRUE i <= size VAL [\old(size)=18, b={140:0}, b={140:0}, i=13, size=18] [L18] EXPR a[i] VAL [\old(size)=18, b={140:0}, b={140:0}, i=13, size=18] [L18] EXPR b[i] VAL [\old(size)=18, b={140:0}, b={140:0}, b[i]=158, i=13, size=18] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=18, b={140:0}, b={140:0}, i=14, size=18] [L17] COND TRUE i <= size VAL [\old(size)=18, b={140:0}, b={140:0}, i=14, size=18] [L18] EXPR a[i] VAL [\old(size)=18, b={140:0}, b={140:0}, i=14, size=18] [L18] EXPR b[i] VAL [\old(size)=18, b={140:0}, b={140:0}, b[i]=154, i=14, size=18] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=18, b={140:0}, b={140:0}, i=15, size=18] [L17] COND TRUE i <= size VAL [\old(size)=18, b={140:0}, b={140:0}, i=15, size=18] [L18] EXPR a[i] VAL [\old(size)=18, b={140:0}, b={140:0}, i=15, size=18] [L18] EXPR b[i] VAL [\old(size)=18, b={140:0}, b={140:0}, b[i]=136, i=15, size=18] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=18, b={140:0}, b={140:0}, i=16, size=18] [L17] COND TRUE i <= size VAL [\old(size)=18, b={140:0}, b={140:0}, i=16, size=18] [L18] EXPR a[i] VAL [\old(size)=18, b={140:0}, b={140:0}, i=16, size=18] [L18] EXPR b[i] VAL [\old(size)=18, b={140:0}, b={140:0}, b[i]=138, i=16, size=18] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=18, b={140:0}, b={140:0}, i=17, size=18] [L17] COND TRUE i <= size VAL [\old(size)=18, b={140:0}, b={140:0}, i=17, size=18] [L18] EXPR a[i] VAL [\old(size)=18, b={140:0}, b={140:0}, i=17, size=18] [L18] EXPR b[i] VAL [\old(size)=18, b={140:0}, b={140:0}, b[i]=152, i=17, size=18] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=18, b={140:0}, b={140:0}, i=18, size=18] [L17] COND TRUE i <= size VAL [\old(size)=18, b={140:0}, b={140:0}, i=18, size=18] [L18] EXPR a[i] VAL [\old(size)=18, b={140:0}, b={140:0}, i=18, size=18] [L18] EXPR b[i] VAL [\old(size)=18, b={140:0}, b={140:0}, b[i]=141, i=18, size=18] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=18, b={140:0}, b={140:0}, i=19, size=18] [L17] COND FALSE !(i <= size) VAL [\old(size)=18, b={140:0}, b={140:0}, i=19, size=18] [L20] return i; VAL [\old(size)=18, \result=19, b={140:0}, b={140:0}, i=19, size=18] [L27] RET, EXPR foo(mask, i + 1) VAL [b={157:0}, foo(mask, i + 1)=19, i=17, mask={140:0}] [L27] b[i] = foo(mask, i + 1) VAL [b={157:0}, foo(mask, i + 1)=19, i=17, mask={140:0}] [L26] i++ VAL [b={157:0}, i=18, mask={140:0}] [L26] COND TRUE i < sizeof(mask) VAL [b={157:0}, i=18, mask={140:0}] [L27] CALL, EXPR foo(mask, i + 1) VAL [\old(size)=19, b={140:0}] [L15] char a[32]; [L16] int i; [L17] i = 0 VAL [\old(size)=19, b={140:0}, b={140:0}, i=0, size=19] [L17] COND TRUE i <= size VAL [\old(size)=19, b={140:0}, b={140:0}, i=0, size=19] [L18] EXPR a[i] VAL [\old(size)=19, b={140:0}, b={140:0}, i=0, size=19] [L18] EXPR b[i] VAL [\old(size)=19, b={140:0}, b={140:0}, b[i]=148, i=0, size=19] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=19, b={140:0}, b={140:0}, i=1, size=19] [L17] COND TRUE i <= size VAL [\old(size)=19, b={140:0}, b={140:0}, i=1, size=19] [L18] EXPR a[i] VAL [\old(size)=19, b={140:0}, b={140:0}, i=1, size=19] [L18] EXPR b[i] VAL [\old(size)=19, b={140:0}, b={140:0}, b[i]=162, i=1, size=19] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=19, b={140:0}, b={140:0}, i=2, size=19] [L17] COND TRUE i <= size VAL [\old(size)=19, b={140:0}, b={140:0}, i=2, size=19] [L18] EXPR a[i] VAL [\old(size)=19, b={140:0}, b={140:0}, i=2, size=19] [L18] EXPR b[i] VAL [\old(size)=19, b={140:0}, b={140:0}, b[i]=143, i=2, size=19] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=19, b={140:0}, b={140:0}, i=3, size=19] [L17] COND TRUE i <= size VAL [\old(size)=19, b={140:0}, b={140:0}, i=3, size=19] [L18] EXPR a[i] VAL [\old(size)=19, b={140:0}, b={140:0}, i=3, size=19] [L18] EXPR b[i] VAL [\old(size)=19, b={140:0}, b={140:0}, b[i]=131, i=3, size=19] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=19, b={140:0}, b={140:0}, i=4, size=19] [L17] COND TRUE i <= size VAL [\old(size)=19, b={140:0}, b={140:0}, i=4, size=19] [L18] EXPR a[i] VAL [\old(size)=19, b={140:0}, b={140:0}, i=4, size=19] [L18] EXPR b[i] VAL [\old(size)=19, b={140:0}, b={140:0}, b[i]=130, i=4, size=19] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=19, b={140:0}, b={140:0}, i=5, size=19] [L17] COND TRUE i <= size VAL [\old(size)=19, b={140:0}, b={140:0}, i=5, size=19] [L18] EXPR a[i] VAL [\old(size)=19, b={140:0}, b={140:0}, i=5, size=19] [L18] EXPR b[i] VAL [\old(size)=19, b={140:0}, b={140:0}, b[i]=139, i=5, size=19] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=19, b={140:0}, b={140:0}, i=6, size=19] [L17] COND TRUE i <= size VAL [\old(size)=19, b={140:0}, b={140:0}, i=6, size=19] [L18] EXPR a[i] VAL [\old(size)=19, b={140:0}, b={140:0}, i=6, size=19] [L18] EXPR b[i] VAL [\old(size)=19, b={140:0}, b={140:0}, b[i]=129, i=6, size=19] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=19, b={140:0}, b={140:0}, i=7, size=19] [L17] COND TRUE i <= size VAL [\old(size)=19, b={140:0}, b={140:0}, i=7, size=19] [L18] EXPR a[i] VAL [\old(size)=19, b={140:0}, b={140:0}, i=7, size=19] [L18] EXPR b[i] VAL [\old(size)=19, b={140:0}, b={140:0}, b[i]=149, i=7, size=19] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=19, b={140:0}, b={140:0}, i=8, size=19] [L17] COND TRUE i <= size VAL [\old(size)=19, b={140:0}, b={140:0}, i=8, size=19] [L18] EXPR a[i] VAL [\old(size)=19, b={140:0}, b={140:0}, i=8, size=19] [L18] EXPR b[i] VAL [\old(size)=19, b={140:0}, b={140:0}, b[i]=155, i=8, size=19] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=19, b={140:0}, b={140:0}, i=9, size=19] [L17] COND TRUE i <= size VAL [\old(size)=19, b={140:0}, b={140:0}, i=9, size=19] [L18] EXPR a[i] VAL [\old(size)=19, b={140:0}, b={140:0}, i=9, size=19] [L18] EXPR b[i] VAL [\old(size)=19, b={140:0}, b={140:0}, b[i]=135, i=9, size=19] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=19, b={140:0}, b={140:0}, i=10, size=19] [L17] COND TRUE i <= size VAL [\old(size)=19, b={140:0}, b={140:0}, i=10, size=19] [L18] EXPR a[i] VAL [\old(size)=19, b={140:0}, b={140:0}, i=10, size=19] [L18] EXPR b[i] VAL [\old(size)=19, b={140:0}, b={140:0}, b[i]=150, i=10, size=19] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=19, b={140:0}, b={140:0}, i=11, size=19] [L17] COND TRUE i <= size VAL [\old(size)=19, b={140:0}, b={140:0}, i=11, size=19] [L18] EXPR a[i] VAL [\old(size)=19, b={140:0}, b={140:0}, i=11, size=19] [L18] EXPR b[i] VAL [\old(size)=19, b={140:0}, b={140:0}, b[i]=146, i=11, size=19] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=19, b={140:0}, b={140:0}, i=12, size=19] [L17] COND TRUE i <= size VAL [\old(size)=19, b={140:0}, b={140:0}, i=12, size=19] [L18] EXPR a[i] VAL [\old(size)=19, b={140:0}, b={140:0}, i=12, size=19] [L18] EXPR b[i] VAL [\old(size)=19, b={140:0}, b={140:0}, b[i]=151, i=12, size=19] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=19, b={140:0}, b={140:0}, i=13, size=19] [L17] COND TRUE i <= size VAL [\old(size)=19, b={140:0}, b={140:0}, i=13, size=19] [L18] EXPR a[i] VAL [\old(size)=19, b={140:0}, b={140:0}, i=13, size=19] [L18] EXPR b[i] VAL [\old(size)=19, b={140:0}, b={140:0}, b[i]=158, i=13, size=19] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=19, b={140:0}, b={140:0}, i=14, size=19] [L17] COND TRUE i <= size VAL [\old(size)=19, b={140:0}, b={140:0}, i=14, size=19] [L18] EXPR a[i] VAL [\old(size)=19, b={140:0}, b={140:0}, i=14, size=19] [L18] EXPR b[i] VAL [\old(size)=19, b={140:0}, b={140:0}, b[i]=154, i=14, size=19] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=19, b={140:0}, b={140:0}, i=15, size=19] [L17] COND TRUE i <= size VAL [\old(size)=19, b={140:0}, b={140:0}, i=15, size=19] [L18] EXPR a[i] VAL [\old(size)=19, b={140:0}, b={140:0}, i=15, size=19] [L18] EXPR b[i] VAL [\old(size)=19, b={140:0}, b={140:0}, b[i]=136, i=15, size=19] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=19, b={140:0}, b={140:0}, i=16, size=19] [L17] COND TRUE i <= size VAL [\old(size)=19, b={140:0}, b={140:0}, i=16, size=19] [L18] EXPR a[i] VAL [\old(size)=19, b={140:0}, b={140:0}, i=16, size=19] [L18] EXPR b[i] VAL [\old(size)=19, b={140:0}, b={140:0}, b[i]=138, i=16, size=19] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=19, b={140:0}, b={140:0}, i=17, size=19] [L17] COND TRUE i <= size VAL [\old(size)=19, b={140:0}, b={140:0}, i=17, size=19] [L18] EXPR a[i] VAL [\old(size)=19, b={140:0}, b={140:0}, i=17, size=19] [L18] EXPR b[i] VAL [\old(size)=19, b={140:0}, b={140:0}, b[i]=152, i=17, size=19] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=19, b={140:0}, b={140:0}, i=18, size=19] [L17] COND TRUE i <= size VAL [\old(size)=19, b={140:0}, b={140:0}, i=18, size=19] [L18] EXPR a[i] VAL [\old(size)=19, b={140:0}, b={140:0}, i=18, size=19] [L18] EXPR b[i] VAL [\old(size)=19, b={140:0}, b={140:0}, b[i]=141, i=18, size=19] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=19, b={140:0}, b={140:0}, i=19, size=19] [L17] COND TRUE i <= size VAL [\old(size)=19, b={140:0}, b={140:0}, i=19, size=19] [L18] EXPR a[i] VAL [\old(size)=19, b={140:0}, b={140:0}, i=19, size=19] [L18] EXPR b[i] VAL [\old(size)=19, b={140:0}, b={140:0}, b[i]=132, i=19, size=19] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=19, b={140:0}, b={140:0}, i=20, size=19] [L17] COND FALSE !(i <= size) VAL [\old(size)=19, b={140:0}, b={140:0}, i=20, size=19] [L20] return i; VAL [\old(size)=19, \result=20, b={140:0}, b={140:0}, i=20, size=19] [L27] RET, EXPR foo(mask, i + 1) VAL [b={157:0}, foo(mask, i + 1)=20, i=18, mask={140:0}] [L27] b[i] = foo(mask, i + 1) VAL [b={157:0}, foo(mask, i + 1)=20, i=18, mask={140:0}] [L26] i++ VAL [b={157:0}, i=19, mask={140:0}] [L26] COND TRUE i < sizeof(mask) VAL [b={157:0}, i=19, mask={140:0}] [L27] CALL, EXPR foo(mask, i + 1) VAL [\old(size)=20, b={140:0}] [L15] char a[32]; [L16] int i; [L17] i = 0 VAL [\old(size)=20, b={140:0}, b={140:0}, i=0, size=20] [L17] COND TRUE i <= size VAL [\old(size)=20, b={140:0}, b={140:0}, i=0, size=20] [L18] EXPR a[i] VAL [\old(size)=20, b={140:0}, b={140:0}, i=0, size=20] [L18] EXPR b[i] VAL [\old(size)=20, b={140:0}, b={140:0}, b[i]=148, i=0, size=20] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=20, b={140:0}, b={140:0}, i=1, size=20] [L17] COND TRUE i <= size VAL [\old(size)=20, b={140:0}, b={140:0}, i=1, size=20] [L18] EXPR a[i] VAL [\old(size)=20, b={140:0}, b={140:0}, i=1, size=20] [L18] EXPR b[i] VAL [\old(size)=20, b={140:0}, b={140:0}, b[i]=162, i=1, size=20] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=20, b={140:0}, b={140:0}, i=2, size=20] [L17] COND TRUE i <= size VAL [\old(size)=20, b={140:0}, b={140:0}, i=2, size=20] [L18] EXPR a[i] VAL [\old(size)=20, b={140:0}, b={140:0}, i=2, size=20] [L18] EXPR b[i] VAL [\old(size)=20, b={140:0}, b={140:0}, b[i]=143, i=2, size=20] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=20, b={140:0}, b={140:0}, i=3, size=20] [L17] COND TRUE i <= size VAL [\old(size)=20, b={140:0}, b={140:0}, i=3, size=20] [L18] EXPR a[i] VAL [\old(size)=20, b={140:0}, b={140:0}, i=3, size=20] [L18] EXPR b[i] VAL [\old(size)=20, b={140:0}, b={140:0}, b[i]=131, i=3, size=20] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=20, b={140:0}, b={140:0}, i=4, size=20] [L17] COND TRUE i <= size VAL [\old(size)=20, b={140:0}, b={140:0}, i=4, size=20] [L18] EXPR a[i] VAL [\old(size)=20, b={140:0}, b={140:0}, i=4, size=20] [L18] EXPR b[i] VAL [\old(size)=20, b={140:0}, b={140:0}, b[i]=130, i=4, size=20] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=20, b={140:0}, b={140:0}, i=5, size=20] [L17] COND TRUE i <= size VAL [\old(size)=20, b={140:0}, b={140:0}, i=5, size=20] [L18] EXPR a[i] VAL [\old(size)=20, b={140:0}, b={140:0}, i=5, size=20] [L18] EXPR b[i] VAL [\old(size)=20, b={140:0}, b={140:0}, b[i]=139, i=5, size=20] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=20, b={140:0}, b={140:0}, i=6, size=20] [L17] COND TRUE i <= size VAL [\old(size)=20, b={140:0}, b={140:0}, i=6, size=20] [L18] EXPR a[i] VAL [\old(size)=20, b={140:0}, b={140:0}, i=6, size=20] [L18] EXPR b[i] VAL [\old(size)=20, b={140:0}, b={140:0}, b[i]=129, i=6, size=20] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=20, b={140:0}, b={140:0}, i=7, size=20] [L17] COND TRUE i <= size VAL [\old(size)=20, b={140:0}, b={140:0}, i=7, size=20] [L18] EXPR a[i] VAL [\old(size)=20, b={140:0}, b={140:0}, i=7, size=20] [L18] EXPR b[i] VAL [\old(size)=20, b={140:0}, b={140:0}, b[i]=149, i=7, size=20] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=20, b={140:0}, b={140:0}, i=8, size=20] [L17] COND TRUE i <= size VAL [\old(size)=20, b={140:0}, b={140:0}, i=8, size=20] [L18] EXPR a[i] VAL [\old(size)=20, b={140:0}, b={140:0}, i=8, size=20] [L18] EXPR b[i] VAL [\old(size)=20, b={140:0}, b={140:0}, b[i]=155, i=8, size=20] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=20, b={140:0}, b={140:0}, i=9, size=20] [L17] COND TRUE i <= size VAL [\old(size)=20, b={140:0}, b={140:0}, i=9, size=20] [L18] EXPR a[i] VAL [\old(size)=20, b={140:0}, b={140:0}, i=9, size=20] [L18] EXPR b[i] VAL [\old(size)=20, b={140:0}, b={140:0}, b[i]=135, i=9, size=20] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=20, b={140:0}, b={140:0}, i=10, size=20] [L17] COND TRUE i <= size VAL [\old(size)=20, b={140:0}, b={140:0}, i=10, size=20] [L18] EXPR a[i] VAL [\old(size)=20, b={140:0}, b={140:0}, i=10, size=20] [L18] EXPR b[i] VAL [\old(size)=20, b={140:0}, b={140:0}, b[i]=150, i=10, size=20] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=20, b={140:0}, b={140:0}, i=11, size=20] [L17] COND TRUE i <= size VAL [\old(size)=20, b={140:0}, b={140:0}, i=11, size=20] [L18] EXPR a[i] VAL [\old(size)=20, b={140:0}, b={140:0}, i=11, size=20] [L18] EXPR b[i] VAL [\old(size)=20, b={140:0}, b={140:0}, b[i]=146, i=11, size=20] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=20, b={140:0}, b={140:0}, i=12, size=20] [L17] COND TRUE i <= size VAL [\old(size)=20, b={140:0}, b={140:0}, i=12, size=20] [L18] EXPR a[i] VAL [\old(size)=20, b={140:0}, b={140:0}, i=12, size=20] [L18] EXPR b[i] VAL [\old(size)=20, b={140:0}, b={140:0}, b[i]=151, i=12, size=20] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=20, b={140:0}, b={140:0}, i=13, size=20] [L17] COND TRUE i <= size VAL [\old(size)=20, b={140:0}, b={140:0}, i=13, size=20] [L18] EXPR a[i] VAL [\old(size)=20, b={140:0}, b={140:0}, i=13, size=20] [L18] EXPR b[i] VAL [\old(size)=20, b={140:0}, b={140:0}, b[i]=158, i=13, size=20] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=20, b={140:0}, b={140:0}, i=14, size=20] [L17] COND TRUE i <= size VAL [\old(size)=20, b={140:0}, b={140:0}, i=14, size=20] [L18] EXPR a[i] VAL [\old(size)=20, b={140:0}, b={140:0}, i=14, size=20] [L18] EXPR b[i] VAL [\old(size)=20, b={140:0}, b={140:0}, b[i]=154, i=14, size=20] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=20, b={140:0}, b={140:0}, i=15, size=20] [L17] COND TRUE i <= size VAL [\old(size)=20, b={140:0}, b={140:0}, i=15, size=20] [L18] EXPR a[i] VAL [\old(size)=20, b={140:0}, b={140:0}, i=15, size=20] [L18] EXPR b[i] VAL [\old(size)=20, b={140:0}, b={140:0}, b[i]=136, i=15, size=20] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=20, b={140:0}, b={140:0}, i=16, size=20] [L17] COND TRUE i <= size VAL [\old(size)=20, b={140:0}, b={140:0}, i=16, size=20] [L18] EXPR a[i] VAL [\old(size)=20, b={140:0}, b={140:0}, i=16, size=20] [L18] EXPR b[i] VAL [\old(size)=20, b={140:0}, b={140:0}, b[i]=138, i=16, size=20] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=20, b={140:0}, b={140:0}, i=17, size=20] [L17] COND TRUE i <= size VAL [\old(size)=20, b={140:0}, b={140:0}, i=17, size=20] [L18] EXPR a[i] VAL [\old(size)=20, b={140:0}, b={140:0}, i=17, size=20] [L18] EXPR b[i] VAL [\old(size)=20, b={140:0}, b={140:0}, b[i]=152, i=17, size=20] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=20, b={140:0}, b={140:0}, i=18, size=20] [L17] COND TRUE i <= size VAL [\old(size)=20, b={140:0}, b={140:0}, i=18, size=20] [L18] EXPR a[i] VAL [\old(size)=20, b={140:0}, b={140:0}, i=18, size=20] [L18] EXPR b[i] VAL [\old(size)=20, b={140:0}, b={140:0}, b[i]=141, i=18, size=20] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=20, b={140:0}, b={140:0}, i=19, size=20] [L17] COND TRUE i <= size VAL [\old(size)=20, b={140:0}, b={140:0}, i=19, size=20] [L18] EXPR a[i] VAL [\old(size)=20, b={140:0}, b={140:0}, i=19, size=20] [L18] EXPR b[i] VAL [\old(size)=20, b={140:0}, b={140:0}, b[i]=132, i=19, size=20] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=20, b={140:0}, b={140:0}, i=20, size=20] [L17] COND TRUE i <= size VAL [\old(size)=20, b={140:0}, b={140:0}, i=20, size=20] [L18] EXPR a[i] VAL [\old(size)=20, b={140:0}, b={140:0}, i=20, size=20] [L18] EXPR b[i] VAL [\old(size)=20, b={140:0}, b={140:0}, b[i]=133, i=20, size=20] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=20, b={140:0}, b={140:0}, i=21, size=20] [L17] COND FALSE !(i <= size) VAL [\old(size)=20, b={140:0}, b={140:0}, i=21, size=20] [L20] return i; VAL [\old(size)=20, \result=21, b={140:0}, b={140:0}, i=21, size=20] [L27] RET, EXPR foo(mask, i + 1) VAL [b={157:0}, foo(mask, i + 1)=21, i=19, mask={140:0}] [L27] b[i] = foo(mask, i + 1) VAL [b={157:0}, foo(mask, i + 1)=21, i=19, mask={140:0}] [L26] i++ VAL [b={157:0}, i=20, mask={140:0}] [L26] COND TRUE i < sizeof(mask) VAL [b={157:0}, i=20, mask={140:0}] [L27] CALL, EXPR foo(mask, i + 1) VAL [\old(size)=21, b={140:0}] [L15] char a[32]; [L16] int i; [L17] i = 0 VAL [\old(size)=21, b={140:0}, b={140:0}, i=0, size=21] [L17] COND TRUE i <= size VAL [\old(size)=21, b={140:0}, b={140:0}, i=0, size=21] [L18] EXPR a[i] VAL [\old(size)=21, b={140:0}, b={140:0}, i=0, size=21] [L18] EXPR b[i] VAL [\old(size)=21, b={140:0}, b={140:0}, b[i]=148, i=0, size=21] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=21, b={140:0}, b={140:0}, i=1, size=21] [L17] COND TRUE i <= size VAL [\old(size)=21, b={140:0}, b={140:0}, i=1, size=21] [L18] EXPR a[i] VAL [\old(size)=21, b={140:0}, b={140:0}, i=1, size=21] [L18] EXPR b[i] VAL [\old(size)=21, b={140:0}, b={140:0}, b[i]=162, i=1, size=21] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=21, b={140:0}, b={140:0}, i=2, size=21] [L17] COND TRUE i <= size VAL [\old(size)=21, b={140:0}, b={140:0}, i=2, size=21] [L18] EXPR a[i] VAL [\old(size)=21, b={140:0}, b={140:0}, i=2, size=21] [L18] EXPR b[i] VAL [\old(size)=21, b={140:0}, b={140:0}, b[i]=143, i=2, size=21] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=21, b={140:0}, b={140:0}, i=3, size=21] [L17] COND TRUE i <= size VAL [\old(size)=21, b={140:0}, b={140:0}, i=3, size=21] [L18] EXPR a[i] VAL [\old(size)=21, b={140:0}, b={140:0}, i=3, size=21] [L18] EXPR b[i] VAL [\old(size)=21, b={140:0}, b={140:0}, b[i]=131, i=3, size=21] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=21, b={140:0}, b={140:0}, i=4, size=21] [L17] COND TRUE i <= size VAL [\old(size)=21, b={140:0}, b={140:0}, i=4, size=21] [L18] EXPR a[i] VAL [\old(size)=21, b={140:0}, b={140:0}, i=4, size=21] [L18] EXPR b[i] VAL [\old(size)=21, b={140:0}, b={140:0}, b[i]=130, i=4, size=21] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=21, b={140:0}, b={140:0}, i=5, size=21] [L17] COND TRUE i <= size VAL [\old(size)=21, b={140:0}, b={140:0}, i=5, size=21] [L18] EXPR a[i] VAL [\old(size)=21, b={140:0}, b={140:0}, i=5, size=21] [L18] EXPR b[i] VAL [\old(size)=21, b={140:0}, b={140:0}, b[i]=139, i=5, size=21] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=21, b={140:0}, b={140:0}, i=6, size=21] [L17] COND TRUE i <= size VAL [\old(size)=21, b={140:0}, b={140:0}, i=6, size=21] [L18] EXPR a[i] VAL [\old(size)=21, b={140:0}, b={140:0}, i=6, size=21] [L18] EXPR b[i] VAL [\old(size)=21, b={140:0}, b={140:0}, b[i]=129, i=6, size=21] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=21, b={140:0}, b={140:0}, i=7, size=21] [L17] COND TRUE i <= size VAL [\old(size)=21, b={140:0}, b={140:0}, i=7, size=21] [L18] EXPR a[i] VAL [\old(size)=21, b={140:0}, b={140:0}, i=7, size=21] [L18] EXPR b[i] VAL [\old(size)=21, b={140:0}, b={140:0}, b[i]=149, i=7, size=21] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=21, b={140:0}, b={140:0}, i=8, size=21] [L17] COND TRUE i <= size VAL [\old(size)=21, b={140:0}, b={140:0}, i=8, size=21] [L18] EXPR a[i] VAL [\old(size)=21, b={140:0}, b={140:0}, i=8, size=21] [L18] EXPR b[i] VAL [\old(size)=21, b={140:0}, b={140:0}, b[i]=155, i=8, size=21] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=21, b={140:0}, b={140:0}, i=9, size=21] [L17] COND TRUE i <= size VAL [\old(size)=21, b={140:0}, b={140:0}, i=9, size=21] [L18] EXPR a[i] VAL [\old(size)=21, b={140:0}, b={140:0}, i=9, size=21] [L18] EXPR b[i] VAL [\old(size)=21, b={140:0}, b={140:0}, b[i]=135, i=9, size=21] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=21, b={140:0}, b={140:0}, i=10, size=21] [L17] COND TRUE i <= size VAL [\old(size)=21, b={140:0}, b={140:0}, i=10, size=21] [L18] EXPR a[i] VAL [\old(size)=21, b={140:0}, b={140:0}, i=10, size=21] [L18] EXPR b[i] VAL [\old(size)=21, b={140:0}, b={140:0}, b[i]=150, i=10, size=21] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=21, b={140:0}, b={140:0}, i=11, size=21] [L17] COND TRUE i <= size VAL [\old(size)=21, b={140:0}, b={140:0}, i=11, size=21] [L18] EXPR a[i] VAL [\old(size)=21, b={140:0}, b={140:0}, i=11, size=21] [L18] EXPR b[i] VAL [\old(size)=21, b={140:0}, b={140:0}, b[i]=146, i=11, size=21] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=21, b={140:0}, b={140:0}, i=12, size=21] [L17] COND TRUE i <= size VAL [\old(size)=21, b={140:0}, b={140:0}, i=12, size=21] [L18] EXPR a[i] VAL [\old(size)=21, b={140:0}, b={140:0}, i=12, size=21] [L18] EXPR b[i] VAL [\old(size)=21, b={140:0}, b={140:0}, b[i]=151, i=12, size=21] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=21, b={140:0}, b={140:0}, i=13, size=21] [L17] COND TRUE i <= size VAL [\old(size)=21, b={140:0}, b={140:0}, i=13, size=21] [L18] EXPR a[i] VAL [\old(size)=21, b={140:0}, b={140:0}, i=13, size=21] [L18] EXPR b[i] VAL [\old(size)=21, b={140:0}, b={140:0}, b[i]=158, i=13, size=21] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=21, b={140:0}, b={140:0}, i=14, size=21] [L17] COND TRUE i <= size VAL [\old(size)=21, b={140:0}, b={140:0}, i=14, size=21] [L18] EXPR a[i] VAL [\old(size)=21, b={140:0}, b={140:0}, i=14, size=21] [L18] EXPR b[i] VAL [\old(size)=21, b={140:0}, b={140:0}, b[i]=154, i=14, size=21] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=21, b={140:0}, b={140:0}, i=15, size=21] [L17] COND TRUE i <= size VAL [\old(size)=21, b={140:0}, b={140:0}, i=15, size=21] [L18] EXPR a[i] VAL [\old(size)=21, b={140:0}, b={140:0}, i=15, size=21] [L18] EXPR b[i] VAL [\old(size)=21, b={140:0}, b={140:0}, b[i]=136, i=15, size=21] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=21, b={140:0}, b={140:0}, i=16, size=21] [L17] COND TRUE i <= size VAL [\old(size)=21, b={140:0}, b={140:0}, i=16, size=21] [L18] EXPR a[i] VAL [\old(size)=21, b={140:0}, b={140:0}, i=16, size=21] [L18] EXPR b[i] VAL [\old(size)=21, b={140:0}, b={140:0}, b[i]=138, i=16, size=21] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=21, b={140:0}, b={140:0}, i=17, size=21] [L17] COND TRUE i <= size VAL [\old(size)=21, b={140:0}, b={140:0}, i=17, size=21] [L18] EXPR a[i] VAL [\old(size)=21, b={140:0}, b={140:0}, i=17, size=21] [L18] EXPR b[i] VAL [\old(size)=21, b={140:0}, b={140:0}, b[i]=152, i=17, size=21] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=21, b={140:0}, b={140:0}, i=18, size=21] [L17] COND TRUE i <= size VAL [\old(size)=21, b={140:0}, b={140:0}, i=18, size=21] [L18] EXPR a[i] VAL [\old(size)=21, b={140:0}, b={140:0}, i=18, size=21] [L18] EXPR b[i] VAL [\old(size)=21, b={140:0}, b={140:0}, b[i]=141, i=18, size=21] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=21, b={140:0}, b={140:0}, i=19, size=21] [L17] COND TRUE i <= size VAL [\old(size)=21, b={140:0}, b={140:0}, i=19, size=21] [L18] EXPR a[i] VAL [\old(size)=21, b={140:0}, b={140:0}, i=19, size=21] [L18] EXPR b[i] VAL [\old(size)=21, b={140:0}, b={140:0}, b[i]=132, i=19, size=21] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=21, b={140:0}, b={140:0}, i=20, size=21] [L17] COND TRUE i <= size VAL [\old(size)=21, b={140:0}, b={140:0}, i=20, size=21] [L18] EXPR a[i] VAL [\old(size)=21, b={140:0}, b={140:0}, i=20, size=21] [L18] EXPR b[i] VAL [\old(size)=21, b={140:0}, b={140:0}, b[i]=133, i=20, size=21] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=21, b={140:0}, b={140:0}, i=21, size=21] [L17] COND TRUE i <= size VAL [\old(size)=21, b={140:0}, b={140:0}, i=21, size=21] [L18] EXPR a[i] VAL [\old(size)=21, b={140:0}, b={140:0}, i=21, size=21] [L18] EXPR b[i] VAL [\old(size)=21, b={140:0}, b={140:0}, b[i]=137, i=21, size=21] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=21, b={140:0}, b={140:0}, i=22, size=21] [L17] COND FALSE !(i <= size) VAL [\old(size)=21, b={140:0}, b={140:0}, i=22, size=21] [L20] return i; VAL [\old(size)=21, \result=22, b={140:0}, b={140:0}, i=22, size=21] [L27] RET, EXPR foo(mask, i + 1) VAL [b={157:0}, foo(mask, i + 1)=22, i=20, mask={140:0}] [L27] b[i] = foo(mask, i + 1) VAL [b={157:0}, foo(mask, i + 1)=22, i=20, mask={140:0}] [L26] i++ VAL [b={157:0}, i=21, mask={140:0}] [L26] COND TRUE i < sizeof(mask) VAL [b={157:0}, i=21, mask={140:0}] [L27] CALL, EXPR foo(mask, i + 1) VAL [\old(size)=22, b={140:0}] [L15] char a[32]; [L16] int i; [L17] i = 0 VAL [\old(size)=22, b={140:0}, b={140:0}, i=0, size=22] [L17] COND TRUE i <= size VAL [\old(size)=22, b={140:0}, b={140:0}, i=0, size=22] [L18] EXPR a[i] VAL [\old(size)=22, b={140:0}, b={140:0}, i=0, size=22] [L18] EXPR b[i] VAL [\old(size)=22, b={140:0}, b={140:0}, b[i]=148, i=0, size=22] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=22, b={140:0}, b={140:0}, i=1, size=22] [L17] COND TRUE i <= size VAL [\old(size)=22, b={140:0}, b={140:0}, i=1, size=22] [L18] EXPR a[i] VAL [\old(size)=22, b={140:0}, b={140:0}, i=1, size=22] [L18] EXPR b[i] VAL [\old(size)=22, b={140:0}, b={140:0}, b[i]=162, i=1, size=22] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=22, b={140:0}, b={140:0}, i=2, size=22] [L17] COND TRUE i <= size VAL [\old(size)=22, b={140:0}, b={140:0}, i=2, size=22] [L18] EXPR a[i] VAL [\old(size)=22, b={140:0}, b={140:0}, i=2, size=22] [L18] EXPR b[i] VAL [\old(size)=22, b={140:0}, b={140:0}, b[i]=143, i=2, size=22] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=22, b={140:0}, b={140:0}, i=3, size=22] [L17] COND TRUE i <= size VAL [\old(size)=22, b={140:0}, b={140:0}, i=3, size=22] [L18] EXPR a[i] VAL [\old(size)=22, b={140:0}, b={140:0}, i=3, size=22] [L18] EXPR b[i] VAL [\old(size)=22, b={140:0}, b={140:0}, b[i]=131, i=3, size=22] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=22, b={140:0}, b={140:0}, i=4, size=22] [L17] COND TRUE i <= size VAL [\old(size)=22, b={140:0}, b={140:0}, i=4, size=22] [L18] EXPR a[i] VAL [\old(size)=22, b={140:0}, b={140:0}, i=4, size=22] [L18] EXPR b[i] VAL [\old(size)=22, b={140:0}, b={140:0}, b[i]=130, i=4, size=22] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=22, b={140:0}, b={140:0}, i=5, size=22] [L17] COND TRUE i <= size VAL [\old(size)=22, b={140:0}, b={140:0}, i=5, size=22] [L18] EXPR a[i] VAL [\old(size)=22, b={140:0}, b={140:0}, i=5, size=22] [L18] EXPR b[i] VAL [\old(size)=22, b={140:0}, b={140:0}, b[i]=139, i=5, size=22] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=22, b={140:0}, b={140:0}, i=6, size=22] [L17] COND TRUE i <= size VAL [\old(size)=22, b={140:0}, b={140:0}, i=6, size=22] [L18] EXPR a[i] VAL [\old(size)=22, b={140:0}, b={140:0}, i=6, size=22] [L18] EXPR b[i] VAL [\old(size)=22, b={140:0}, b={140:0}, b[i]=129, i=6, size=22] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=22, b={140:0}, b={140:0}, i=7, size=22] [L17] COND TRUE i <= size VAL [\old(size)=22, b={140:0}, b={140:0}, i=7, size=22] [L18] EXPR a[i] VAL [\old(size)=22, b={140:0}, b={140:0}, i=7, size=22] [L18] EXPR b[i] VAL [\old(size)=22, b={140:0}, b={140:0}, b[i]=149, i=7, size=22] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=22, b={140:0}, b={140:0}, i=8, size=22] [L17] COND TRUE i <= size VAL [\old(size)=22, b={140:0}, b={140:0}, i=8, size=22] [L18] EXPR a[i] VAL [\old(size)=22, b={140:0}, b={140:0}, i=8, size=22] [L18] EXPR b[i] VAL [\old(size)=22, b={140:0}, b={140:0}, b[i]=155, i=8, size=22] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=22, b={140:0}, b={140:0}, i=9, size=22] [L17] COND TRUE i <= size VAL [\old(size)=22, b={140:0}, b={140:0}, i=9, size=22] [L18] EXPR a[i] VAL [\old(size)=22, b={140:0}, b={140:0}, i=9, size=22] [L18] EXPR b[i] VAL [\old(size)=22, b={140:0}, b={140:0}, b[i]=135, i=9, size=22] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=22, b={140:0}, b={140:0}, i=10, size=22] [L17] COND TRUE i <= size VAL [\old(size)=22, b={140:0}, b={140:0}, i=10, size=22] [L18] EXPR a[i] VAL [\old(size)=22, b={140:0}, b={140:0}, i=10, size=22] [L18] EXPR b[i] VAL [\old(size)=22, b={140:0}, b={140:0}, b[i]=150, i=10, size=22] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=22, b={140:0}, b={140:0}, i=11, size=22] [L17] COND TRUE i <= size VAL [\old(size)=22, b={140:0}, b={140:0}, i=11, size=22] [L18] EXPR a[i] VAL [\old(size)=22, b={140:0}, b={140:0}, i=11, size=22] [L18] EXPR b[i] VAL [\old(size)=22, b={140:0}, b={140:0}, b[i]=146, i=11, size=22] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=22, b={140:0}, b={140:0}, i=12, size=22] [L17] COND TRUE i <= size VAL [\old(size)=22, b={140:0}, b={140:0}, i=12, size=22] [L18] EXPR a[i] VAL [\old(size)=22, b={140:0}, b={140:0}, i=12, size=22] [L18] EXPR b[i] VAL [\old(size)=22, b={140:0}, b={140:0}, b[i]=151, i=12, size=22] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=22, b={140:0}, b={140:0}, i=13, size=22] [L17] COND TRUE i <= size VAL [\old(size)=22, b={140:0}, b={140:0}, i=13, size=22] [L18] EXPR a[i] VAL [\old(size)=22, b={140:0}, b={140:0}, i=13, size=22] [L18] EXPR b[i] VAL [\old(size)=22, b={140:0}, b={140:0}, b[i]=158, i=13, size=22] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=22, b={140:0}, b={140:0}, i=14, size=22] [L17] COND TRUE i <= size VAL [\old(size)=22, b={140:0}, b={140:0}, i=14, size=22] [L18] EXPR a[i] VAL [\old(size)=22, b={140:0}, b={140:0}, i=14, size=22] [L18] EXPR b[i] VAL [\old(size)=22, b={140:0}, b={140:0}, b[i]=154, i=14, size=22] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=22, b={140:0}, b={140:0}, i=15, size=22] [L17] COND TRUE i <= size VAL [\old(size)=22, b={140:0}, b={140:0}, i=15, size=22] [L18] EXPR a[i] VAL [\old(size)=22, b={140:0}, b={140:0}, i=15, size=22] [L18] EXPR b[i] VAL [\old(size)=22, b={140:0}, b={140:0}, b[i]=136, i=15, size=22] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=22, b={140:0}, b={140:0}, i=16, size=22] [L17] COND TRUE i <= size VAL [\old(size)=22, b={140:0}, b={140:0}, i=16, size=22] [L18] EXPR a[i] VAL [\old(size)=22, b={140:0}, b={140:0}, i=16, size=22] [L18] EXPR b[i] VAL [\old(size)=22, b={140:0}, b={140:0}, b[i]=138, i=16, size=22] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=22, b={140:0}, b={140:0}, i=17, size=22] [L17] COND TRUE i <= size VAL [\old(size)=22, b={140:0}, b={140:0}, i=17, size=22] [L18] EXPR a[i] VAL [\old(size)=22, b={140:0}, b={140:0}, i=17, size=22] [L18] EXPR b[i] VAL [\old(size)=22, b={140:0}, b={140:0}, b[i]=152, i=17, size=22] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=22, b={140:0}, b={140:0}, i=18, size=22] [L17] COND TRUE i <= size VAL [\old(size)=22, b={140:0}, b={140:0}, i=18, size=22] [L18] EXPR a[i] VAL [\old(size)=22, b={140:0}, b={140:0}, i=18, size=22] [L18] EXPR b[i] VAL [\old(size)=22, b={140:0}, b={140:0}, b[i]=141, i=18, size=22] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=22, b={140:0}, b={140:0}, i=19, size=22] [L17] COND TRUE i <= size VAL [\old(size)=22, b={140:0}, b={140:0}, i=19, size=22] [L18] EXPR a[i] VAL [\old(size)=22, b={140:0}, b={140:0}, i=19, size=22] [L18] EXPR b[i] VAL [\old(size)=22, b={140:0}, b={140:0}, b[i]=132, i=19, size=22] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=22, b={140:0}, b={140:0}, i=20, size=22] [L17] COND TRUE i <= size VAL [\old(size)=22, b={140:0}, b={140:0}, i=20, size=22] [L18] EXPR a[i] VAL [\old(size)=22, b={140:0}, b={140:0}, i=20, size=22] [L18] EXPR b[i] VAL [\old(size)=22, b={140:0}, b={140:0}, b[i]=133, i=20, size=22] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=22, b={140:0}, b={140:0}, i=21, size=22] [L17] COND TRUE i <= size VAL [\old(size)=22, b={140:0}, b={140:0}, i=21, size=22] [L18] EXPR a[i] VAL [\old(size)=22, b={140:0}, b={140:0}, i=21, size=22] [L18] EXPR b[i] VAL [\old(size)=22, b={140:0}, b={140:0}, b[i]=137, i=21, size=22] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=22, b={140:0}, b={140:0}, i=22, size=22] [L17] COND TRUE i <= size VAL [\old(size)=22, b={140:0}, b={140:0}, i=22, size=22] [L18] EXPR a[i] VAL [\old(size)=22, b={140:0}, b={140:0}, i=22, size=22] [L18] EXPR b[i] VAL [\old(size)=22, b={140:0}, b={140:0}, b[i]=159, i=22, size=22] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=22, b={140:0}, b={140:0}, i=23, size=22] [L17] COND FALSE !(i <= size) VAL [\old(size)=22, b={140:0}, b={140:0}, i=23, size=22] [L20] return i; VAL [\old(size)=22, \result=23, b={140:0}, b={140:0}, i=23, size=22] [L27] RET, EXPR foo(mask, i + 1) VAL [b={157:0}, foo(mask, i + 1)=23, i=21, mask={140:0}] [L27] b[i] = foo(mask, i + 1) VAL [b={157:0}, foo(mask, i + 1)=23, i=21, mask={140:0}] [L26] i++ VAL [b={157:0}, i=22, mask={140:0}] [L26] COND TRUE i < sizeof(mask) VAL [b={157:0}, i=22, mask={140:0}] [L27] CALL, EXPR foo(mask, i + 1) VAL [\old(size)=23, b={140:0}] [L15] char a[32]; [L16] int i; [L17] i = 0 VAL [\old(size)=23, b={140:0}, b={140:0}, i=0, size=23] [L17] COND TRUE i <= size VAL [\old(size)=23, b={140:0}, b={140:0}, i=0, size=23] [L18] EXPR a[i] VAL [\old(size)=23, b={140:0}, b={140:0}, i=0, size=23] [L18] EXPR b[i] VAL [\old(size)=23, b={140:0}, b={140:0}, b[i]=148, i=0, size=23] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=23, b={140:0}, b={140:0}, i=1, size=23] [L17] COND TRUE i <= size VAL [\old(size)=23, b={140:0}, b={140:0}, i=1, size=23] [L18] EXPR a[i] VAL [\old(size)=23, b={140:0}, b={140:0}, i=1, size=23] [L18] EXPR b[i] VAL [\old(size)=23, b={140:0}, b={140:0}, b[i]=162, i=1, size=23] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=23, b={140:0}, b={140:0}, i=2, size=23] [L17] COND TRUE i <= size VAL [\old(size)=23, b={140:0}, b={140:0}, i=2, size=23] [L18] EXPR a[i] VAL [\old(size)=23, b={140:0}, b={140:0}, i=2, size=23] [L18] EXPR b[i] VAL [\old(size)=23, b={140:0}, b={140:0}, b[i]=143, i=2, size=23] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=23, b={140:0}, b={140:0}, i=3, size=23] [L17] COND TRUE i <= size VAL [\old(size)=23, b={140:0}, b={140:0}, i=3, size=23] [L18] EXPR a[i] VAL [\old(size)=23, b={140:0}, b={140:0}, i=3, size=23] [L18] EXPR b[i] VAL [\old(size)=23, b={140:0}, b={140:0}, b[i]=131, i=3, size=23] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=23, b={140:0}, b={140:0}, i=4, size=23] [L17] COND TRUE i <= size VAL [\old(size)=23, b={140:0}, b={140:0}, i=4, size=23] [L18] EXPR a[i] VAL [\old(size)=23, b={140:0}, b={140:0}, i=4, size=23] [L18] EXPR b[i] VAL [\old(size)=23, b={140:0}, b={140:0}, b[i]=130, i=4, size=23] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=23, b={140:0}, b={140:0}, i=5, size=23] [L17] COND TRUE i <= size VAL [\old(size)=23, b={140:0}, b={140:0}, i=5, size=23] [L18] EXPR a[i] VAL [\old(size)=23, b={140:0}, b={140:0}, i=5, size=23] [L18] EXPR b[i] VAL [\old(size)=23, b={140:0}, b={140:0}, b[i]=139, i=5, size=23] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=23, b={140:0}, b={140:0}, i=6, size=23] [L17] COND TRUE i <= size VAL [\old(size)=23, b={140:0}, b={140:0}, i=6, size=23] [L18] EXPR a[i] VAL [\old(size)=23, b={140:0}, b={140:0}, i=6, size=23] [L18] EXPR b[i] VAL [\old(size)=23, b={140:0}, b={140:0}, b[i]=129, i=6, size=23] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=23, b={140:0}, b={140:0}, i=7, size=23] [L17] COND TRUE i <= size VAL [\old(size)=23, b={140:0}, b={140:0}, i=7, size=23] [L18] EXPR a[i] VAL [\old(size)=23, b={140:0}, b={140:0}, i=7, size=23] [L18] EXPR b[i] VAL [\old(size)=23, b={140:0}, b={140:0}, b[i]=149, i=7, size=23] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=23, b={140:0}, b={140:0}, i=8, size=23] [L17] COND TRUE i <= size VAL [\old(size)=23, b={140:0}, b={140:0}, i=8, size=23] [L18] EXPR a[i] VAL [\old(size)=23, b={140:0}, b={140:0}, i=8, size=23] [L18] EXPR b[i] VAL [\old(size)=23, b={140:0}, b={140:0}, b[i]=155, i=8, size=23] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=23, b={140:0}, b={140:0}, i=9, size=23] [L17] COND TRUE i <= size VAL [\old(size)=23, b={140:0}, b={140:0}, i=9, size=23] [L18] EXPR a[i] VAL [\old(size)=23, b={140:0}, b={140:0}, i=9, size=23] [L18] EXPR b[i] VAL [\old(size)=23, b={140:0}, b={140:0}, b[i]=135, i=9, size=23] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=23, b={140:0}, b={140:0}, i=10, size=23] [L17] COND TRUE i <= size VAL [\old(size)=23, b={140:0}, b={140:0}, i=10, size=23] [L18] EXPR a[i] VAL [\old(size)=23, b={140:0}, b={140:0}, i=10, size=23] [L18] EXPR b[i] VAL [\old(size)=23, b={140:0}, b={140:0}, b[i]=150, i=10, size=23] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=23, b={140:0}, b={140:0}, i=11, size=23] [L17] COND TRUE i <= size VAL [\old(size)=23, b={140:0}, b={140:0}, i=11, size=23] [L18] EXPR a[i] VAL [\old(size)=23, b={140:0}, b={140:0}, i=11, size=23] [L18] EXPR b[i] VAL [\old(size)=23, b={140:0}, b={140:0}, b[i]=146, i=11, size=23] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=23, b={140:0}, b={140:0}, i=12, size=23] [L17] COND TRUE i <= size VAL [\old(size)=23, b={140:0}, b={140:0}, i=12, size=23] [L18] EXPR a[i] VAL [\old(size)=23, b={140:0}, b={140:0}, i=12, size=23] [L18] EXPR b[i] VAL [\old(size)=23, b={140:0}, b={140:0}, b[i]=151, i=12, size=23] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=23, b={140:0}, b={140:0}, i=13, size=23] [L17] COND TRUE i <= size VAL [\old(size)=23, b={140:0}, b={140:0}, i=13, size=23] [L18] EXPR a[i] VAL [\old(size)=23, b={140:0}, b={140:0}, i=13, size=23] [L18] EXPR b[i] VAL [\old(size)=23, b={140:0}, b={140:0}, b[i]=158, i=13, size=23] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=23, b={140:0}, b={140:0}, i=14, size=23] [L17] COND TRUE i <= size VAL [\old(size)=23, b={140:0}, b={140:0}, i=14, size=23] [L18] EXPR a[i] VAL [\old(size)=23, b={140:0}, b={140:0}, i=14, size=23] [L18] EXPR b[i] VAL [\old(size)=23, b={140:0}, b={140:0}, b[i]=154, i=14, size=23] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=23, b={140:0}, b={140:0}, i=15, size=23] [L17] COND TRUE i <= size VAL [\old(size)=23, b={140:0}, b={140:0}, i=15, size=23] [L18] EXPR a[i] VAL [\old(size)=23, b={140:0}, b={140:0}, i=15, size=23] [L18] EXPR b[i] VAL [\old(size)=23, b={140:0}, b={140:0}, b[i]=136, i=15, size=23] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=23, b={140:0}, b={140:0}, i=16, size=23] [L17] COND TRUE i <= size VAL [\old(size)=23, b={140:0}, b={140:0}, i=16, size=23] [L18] EXPR a[i] VAL [\old(size)=23, b={140:0}, b={140:0}, i=16, size=23] [L18] EXPR b[i] VAL [\old(size)=23, b={140:0}, b={140:0}, b[i]=138, i=16, size=23] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=23, b={140:0}, b={140:0}, i=17, size=23] [L17] COND TRUE i <= size VAL [\old(size)=23, b={140:0}, b={140:0}, i=17, size=23] [L18] EXPR a[i] VAL [\old(size)=23, b={140:0}, b={140:0}, i=17, size=23] [L18] EXPR b[i] VAL [\old(size)=23, b={140:0}, b={140:0}, b[i]=152, i=17, size=23] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=23, b={140:0}, b={140:0}, i=18, size=23] [L17] COND TRUE i <= size VAL [\old(size)=23, b={140:0}, b={140:0}, i=18, size=23] [L18] EXPR a[i] VAL [\old(size)=23, b={140:0}, b={140:0}, i=18, size=23] [L18] EXPR b[i] VAL [\old(size)=23, b={140:0}, b={140:0}, b[i]=141, i=18, size=23] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=23, b={140:0}, b={140:0}, i=19, size=23] [L17] COND TRUE i <= size VAL [\old(size)=23, b={140:0}, b={140:0}, i=19, size=23] [L18] EXPR a[i] VAL [\old(size)=23, b={140:0}, b={140:0}, i=19, size=23] [L18] EXPR b[i] VAL [\old(size)=23, b={140:0}, b={140:0}, b[i]=132, i=19, size=23] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=23, b={140:0}, b={140:0}, i=20, size=23] [L17] COND TRUE i <= size VAL [\old(size)=23, b={140:0}, b={140:0}, i=20, size=23] [L18] EXPR a[i] VAL [\old(size)=23, b={140:0}, b={140:0}, i=20, size=23] [L18] EXPR b[i] VAL [\old(size)=23, b={140:0}, b={140:0}, b[i]=133, i=20, size=23] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=23, b={140:0}, b={140:0}, i=21, size=23] [L17] COND TRUE i <= size VAL [\old(size)=23, b={140:0}, b={140:0}, i=21, size=23] [L18] EXPR a[i] VAL [\old(size)=23, b={140:0}, b={140:0}, i=21, size=23] [L18] EXPR b[i] VAL [\old(size)=23, b={140:0}, b={140:0}, b[i]=137, i=21, size=23] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=23, b={140:0}, b={140:0}, i=22, size=23] [L17] COND TRUE i <= size VAL [\old(size)=23, b={140:0}, b={140:0}, i=22, size=23] [L18] EXPR a[i] VAL [\old(size)=23, b={140:0}, b={140:0}, i=22, size=23] [L18] EXPR b[i] VAL [\old(size)=23, b={140:0}, b={140:0}, b[i]=159, i=22, size=23] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=23, b={140:0}, b={140:0}, i=23, size=23] [L17] COND TRUE i <= size VAL [\old(size)=23, b={140:0}, b={140:0}, i=23, size=23] [L18] EXPR a[i] VAL [\old(size)=23, b={140:0}, b={140:0}, i=23, size=23] [L18] EXPR b[i] VAL [\old(size)=23, b={140:0}, b={140:0}, b[i]=163, i=23, size=23] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=23, b={140:0}, b={140:0}, i=24, size=23] [L17] COND FALSE !(i <= size) VAL [\old(size)=23, b={140:0}, b={140:0}, i=24, size=23] [L20] return i; VAL [\old(size)=23, \result=24, b={140:0}, b={140:0}, i=24, size=23] [L27] RET, EXPR foo(mask, i + 1) VAL [b={157:0}, foo(mask, i + 1)=24, i=22, mask={140:0}] [L27] b[i] = foo(mask, i + 1) VAL [b={157:0}, foo(mask, i + 1)=24, i=22, mask={140:0}] [L26] i++ VAL [b={157:0}, i=23, mask={140:0}] [L26] COND TRUE i < sizeof(mask) VAL [b={157:0}, i=23, mask={140:0}] [L27] CALL, EXPR foo(mask, i + 1) VAL [\old(size)=24, b={140:0}] [L15] char a[32]; [L16] int i; [L17] i = 0 VAL [\old(size)=24, b={140:0}, b={140:0}, i=0, size=24] [L17] COND TRUE i <= size VAL [\old(size)=24, b={140:0}, b={140:0}, i=0, size=24] [L18] EXPR a[i] VAL [\old(size)=24, b={140:0}, b={140:0}, i=0, size=24] [L18] EXPR b[i] VAL [\old(size)=24, b={140:0}, b={140:0}, b[i]=148, i=0, size=24] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=24, b={140:0}, b={140:0}, i=1, size=24] [L17] COND TRUE i <= size VAL [\old(size)=24, b={140:0}, b={140:0}, i=1, size=24] [L18] EXPR a[i] VAL [\old(size)=24, b={140:0}, b={140:0}, i=1, size=24] [L18] EXPR b[i] VAL [\old(size)=24, b={140:0}, b={140:0}, b[i]=162, i=1, size=24] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=24, b={140:0}, b={140:0}, i=2, size=24] [L17] COND TRUE i <= size VAL [\old(size)=24, b={140:0}, b={140:0}, i=2, size=24] [L18] EXPR a[i] VAL [\old(size)=24, b={140:0}, b={140:0}, i=2, size=24] [L18] EXPR b[i] VAL [\old(size)=24, b={140:0}, b={140:0}, b[i]=143, i=2, size=24] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=24, b={140:0}, b={140:0}, i=3, size=24] [L17] COND TRUE i <= size VAL [\old(size)=24, b={140:0}, b={140:0}, i=3, size=24] [L18] EXPR a[i] VAL [\old(size)=24, b={140:0}, b={140:0}, i=3, size=24] [L18] EXPR b[i] VAL [\old(size)=24, b={140:0}, b={140:0}, b[i]=131, i=3, size=24] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=24, b={140:0}, b={140:0}, i=4, size=24] [L17] COND TRUE i <= size VAL [\old(size)=24, b={140:0}, b={140:0}, i=4, size=24] [L18] EXPR a[i] VAL [\old(size)=24, b={140:0}, b={140:0}, i=4, size=24] [L18] EXPR b[i] VAL [\old(size)=24, b={140:0}, b={140:0}, b[i]=130, i=4, size=24] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=24, b={140:0}, b={140:0}, i=5, size=24] [L17] COND TRUE i <= size VAL [\old(size)=24, b={140:0}, b={140:0}, i=5, size=24] [L18] EXPR a[i] VAL [\old(size)=24, b={140:0}, b={140:0}, i=5, size=24] [L18] EXPR b[i] VAL [\old(size)=24, b={140:0}, b={140:0}, b[i]=139, i=5, size=24] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=24, b={140:0}, b={140:0}, i=6, size=24] [L17] COND TRUE i <= size VAL [\old(size)=24, b={140:0}, b={140:0}, i=6, size=24] [L18] EXPR a[i] VAL [\old(size)=24, b={140:0}, b={140:0}, i=6, size=24] [L18] EXPR b[i] VAL [\old(size)=24, b={140:0}, b={140:0}, b[i]=129, i=6, size=24] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=24, b={140:0}, b={140:0}, i=7, size=24] [L17] COND TRUE i <= size VAL [\old(size)=24, b={140:0}, b={140:0}, i=7, size=24] [L18] EXPR a[i] VAL [\old(size)=24, b={140:0}, b={140:0}, i=7, size=24] [L18] EXPR b[i] VAL [\old(size)=24, b={140:0}, b={140:0}, b[i]=149, i=7, size=24] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=24, b={140:0}, b={140:0}, i=8, size=24] [L17] COND TRUE i <= size VAL [\old(size)=24, b={140:0}, b={140:0}, i=8, size=24] [L18] EXPR a[i] VAL [\old(size)=24, b={140:0}, b={140:0}, i=8, size=24] [L18] EXPR b[i] VAL [\old(size)=24, b={140:0}, b={140:0}, b[i]=155, i=8, size=24] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=24, b={140:0}, b={140:0}, i=9, size=24] [L17] COND TRUE i <= size VAL [\old(size)=24, b={140:0}, b={140:0}, i=9, size=24] [L18] EXPR a[i] VAL [\old(size)=24, b={140:0}, b={140:0}, i=9, size=24] [L18] EXPR b[i] VAL [\old(size)=24, b={140:0}, b={140:0}, b[i]=135, i=9, size=24] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=24, b={140:0}, b={140:0}, i=10, size=24] [L17] COND TRUE i <= size VAL [\old(size)=24, b={140:0}, b={140:0}, i=10, size=24] [L18] EXPR a[i] VAL [\old(size)=24, b={140:0}, b={140:0}, i=10, size=24] [L18] EXPR b[i] VAL [\old(size)=24, b={140:0}, b={140:0}, b[i]=150, i=10, size=24] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=24, b={140:0}, b={140:0}, i=11, size=24] [L17] COND TRUE i <= size VAL [\old(size)=24, b={140:0}, b={140:0}, i=11, size=24] [L18] EXPR a[i] VAL [\old(size)=24, b={140:0}, b={140:0}, i=11, size=24] [L18] EXPR b[i] VAL [\old(size)=24, b={140:0}, b={140:0}, b[i]=146, i=11, size=24] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=24, b={140:0}, b={140:0}, i=12, size=24] [L17] COND TRUE i <= size VAL [\old(size)=24, b={140:0}, b={140:0}, i=12, size=24] [L18] EXPR a[i] VAL [\old(size)=24, b={140:0}, b={140:0}, i=12, size=24] [L18] EXPR b[i] VAL [\old(size)=24, b={140:0}, b={140:0}, b[i]=151, i=12, size=24] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=24, b={140:0}, b={140:0}, i=13, size=24] [L17] COND TRUE i <= size VAL [\old(size)=24, b={140:0}, b={140:0}, i=13, size=24] [L18] EXPR a[i] VAL [\old(size)=24, b={140:0}, b={140:0}, i=13, size=24] [L18] EXPR b[i] VAL [\old(size)=24, b={140:0}, b={140:0}, b[i]=158, i=13, size=24] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=24, b={140:0}, b={140:0}, i=14, size=24] [L17] COND TRUE i <= size VAL [\old(size)=24, b={140:0}, b={140:0}, i=14, size=24] [L18] EXPR a[i] VAL [\old(size)=24, b={140:0}, b={140:0}, i=14, size=24] [L18] EXPR b[i] VAL [\old(size)=24, b={140:0}, b={140:0}, b[i]=154, i=14, size=24] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=24, b={140:0}, b={140:0}, i=15, size=24] [L17] COND TRUE i <= size VAL [\old(size)=24, b={140:0}, b={140:0}, i=15, size=24] [L18] EXPR a[i] VAL [\old(size)=24, b={140:0}, b={140:0}, i=15, size=24] [L18] EXPR b[i] VAL [\old(size)=24, b={140:0}, b={140:0}, b[i]=136, i=15, size=24] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=24, b={140:0}, b={140:0}, i=16, size=24] [L17] COND TRUE i <= size VAL [\old(size)=24, b={140:0}, b={140:0}, i=16, size=24] [L18] EXPR a[i] VAL [\old(size)=24, b={140:0}, b={140:0}, i=16, size=24] [L18] EXPR b[i] VAL [\old(size)=24, b={140:0}, b={140:0}, b[i]=138, i=16, size=24] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=24, b={140:0}, b={140:0}, i=17, size=24] [L17] COND TRUE i <= size VAL [\old(size)=24, b={140:0}, b={140:0}, i=17, size=24] [L18] EXPR a[i] VAL [\old(size)=24, b={140:0}, b={140:0}, i=17, size=24] [L18] EXPR b[i] VAL [\old(size)=24, b={140:0}, b={140:0}, b[i]=152, i=17, size=24] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=24, b={140:0}, b={140:0}, i=18, size=24] [L17] COND TRUE i <= size VAL [\old(size)=24, b={140:0}, b={140:0}, i=18, size=24] [L18] EXPR a[i] VAL [\old(size)=24, b={140:0}, b={140:0}, i=18, size=24] [L18] EXPR b[i] VAL [\old(size)=24, b={140:0}, b={140:0}, b[i]=141, i=18, size=24] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=24, b={140:0}, b={140:0}, i=19, size=24] [L17] COND TRUE i <= size VAL [\old(size)=24, b={140:0}, b={140:0}, i=19, size=24] [L18] EXPR a[i] VAL [\old(size)=24, b={140:0}, b={140:0}, i=19, size=24] [L18] EXPR b[i] VAL [\old(size)=24, b={140:0}, b={140:0}, b[i]=132, i=19, size=24] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=24, b={140:0}, b={140:0}, i=20, size=24] [L17] COND TRUE i <= size VAL [\old(size)=24, b={140:0}, b={140:0}, i=20, size=24] [L18] EXPR a[i] VAL [\old(size)=24, b={140:0}, b={140:0}, i=20, size=24] [L18] EXPR b[i] VAL [\old(size)=24, b={140:0}, b={140:0}, b[i]=133, i=20, size=24] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=24, b={140:0}, b={140:0}, i=21, size=24] [L17] COND TRUE i <= size VAL [\old(size)=24, b={140:0}, b={140:0}, i=21, size=24] [L18] EXPR a[i] VAL [\old(size)=24, b={140:0}, b={140:0}, i=21, size=24] [L18] EXPR b[i] VAL [\old(size)=24, b={140:0}, b={140:0}, b[i]=137, i=21, size=24] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=24, b={140:0}, b={140:0}, i=22, size=24] [L17] COND TRUE i <= size VAL [\old(size)=24, b={140:0}, b={140:0}, i=22, size=24] [L18] EXPR a[i] VAL [\old(size)=24, b={140:0}, b={140:0}, i=22, size=24] [L18] EXPR b[i] VAL [\old(size)=24, b={140:0}, b={140:0}, b[i]=159, i=22, size=24] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=24, b={140:0}, b={140:0}, i=23, size=24] [L17] COND TRUE i <= size VAL [\old(size)=24, b={140:0}, b={140:0}, i=23, size=24] [L18] EXPR a[i] VAL [\old(size)=24, b={140:0}, b={140:0}, i=23, size=24] [L18] EXPR b[i] VAL [\old(size)=24, b={140:0}, b={140:0}, b[i]=163, i=23, size=24] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=24, b={140:0}, b={140:0}, i=24, size=24] [L17] COND TRUE i <= size VAL [\old(size)=24, b={140:0}, b={140:0}, i=24, size=24] [L18] EXPR a[i] VAL [\old(size)=24, b={140:0}, b={140:0}, i=24, size=24] [L18] EXPR b[i] VAL [\old(size)=24, b={140:0}, b={140:0}, b[i]=144, i=24, size=24] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=24, b={140:0}, b={140:0}, i=25, size=24] [L17] COND FALSE !(i <= size) VAL [\old(size)=24, b={140:0}, b={140:0}, i=25, size=24] [L20] return i; VAL [\old(size)=24, \result=25, b={140:0}, b={140:0}, i=25, size=24] [L27] RET, EXPR foo(mask, i + 1) VAL [b={157:0}, foo(mask, i + 1)=25, i=23, mask={140:0}] [L27] b[i] = foo(mask, i + 1) VAL [b={157:0}, foo(mask, i + 1)=25, i=23, mask={140:0}] [L26] i++ VAL [b={157:0}, i=24, mask={140:0}] [L26] COND TRUE i < sizeof(mask) VAL [b={157:0}, i=24, mask={140:0}] [L27] CALL, EXPR foo(mask, i + 1) VAL [\old(size)=25, b={140:0}] [L15] char a[32]; [L16] int i; [L17] i = 0 VAL [\old(size)=25, b={140:0}, b={140:0}, i=0, size=25] [L17] COND TRUE i <= size VAL [\old(size)=25, b={140:0}, b={140:0}, i=0, size=25] [L18] EXPR a[i] VAL [\old(size)=25, b={140:0}, b={140:0}, i=0, size=25] [L18] EXPR b[i] VAL [\old(size)=25, b={140:0}, b={140:0}, b[i]=148, i=0, size=25] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=25, b={140:0}, b={140:0}, i=1, size=25] [L17] COND TRUE i <= size VAL [\old(size)=25, b={140:0}, b={140:0}, i=1, size=25] [L18] EXPR a[i] VAL [\old(size)=25, b={140:0}, b={140:0}, i=1, size=25] [L18] EXPR b[i] VAL [\old(size)=25, b={140:0}, b={140:0}, b[i]=162, i=1, size=25] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=25, b={140:0}, b={140:0}, i=2, size=25] [L17] COND TRUE i <= size VAL [\old(size)=25, b={140:0}, b={140:0}, i=2, size=25] [L18] EXPR a[i] VAL [\old(size)=25, b={140:0}, b={140:0}, i=2, size=25] [L18] EXPR b[i] VAL [\old(size)=25, b={140:0}, b={140:0}, b[i]=143, i=2, size=25] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=25, b={140:0}, b={140:0}, i=3, size=25] [L17] COND TRUE i <= size VAL [\old(size)=25, b={140:0}, b={140:0}, i=3, size=25] [L18] EXPR a[i] VAL [\old(size)=25, b={140:0}, b={140:0}, i=3, size=25] [L18] EXPR b[i] VAL [\old(size)=25, b={140:0}, b={140:0}, b[i]=131, i=3, size=25] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=25, b={140:0}, b={140:0}, i=4, size=25] [L17] COND TRUE i <= size VAL [\old(size)=25, b={140:0}, b={140:0}, i=4, size=25] [L18] EXPR a[i] VAL [\old(size)=25, b={140:0}, b={140:0}, i=4, size=25] [L18] EXPR b[i] VAL [\old(size)=25, b={140:0}, b={140:0}, b[i]=130, i=4, size=25] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=25, b={140:0}, b={140:0}, i=5, size=25] [L17] COND TRUE i <= size VAL [\old(size)=25, b={140:0}, b={140:0}, i=5, size=25] [L18] EXPR a[i] VAL [\old(size)=25, b={140:0}, b={140:0}, i=5, size=25] [L18] EXPR b[i] VAL [\old(size)=25, b={140:0}, b={140:0}, b[i]=139, i=5, size=25] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=25, b={140:0}, b={140:0}, i=6, size=25] [L17] COND TRUE i <= size VAL [\old(size)=25, b={140:0}, b={140:0}, i=6, size=25] [L18] EXPR a[i] VAL [\old(size)=25, b={140:0}, b={140:0}, i=6, size=25] [L18] EXPR b[i] VAL [\old(size)=25, b={140:0}, b={140:0}, b[i]=129, i=6, size=25] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=25, b={140:0}, b={140:0}, i=7, size=25] [L17] COND TRUE i <= size VAL [\old(size)=25, b={140:0}, b={140:0}, i=7, size=25] [L18] EXPR a[i] VAL [\old(size)=25, b={140:0}, b={140:0}, i=7, size=25] [L18] EXPR b[i] VAL [\old(size)=25, b={140:0}, b={140:0}, b[i]=149, i=7, size=25] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=25, b={140:0}, b={140:0}, i=8, size=25] [L17] COND TRUE i <= size VAL [\old(size)=25, b={140:0}, b={140:0}, i=8, size=25] [L18] EXPR a[i] VAL [\old(size)=25, b={140:0}, b={140:0}, i=8, size=25] [L18] EXPR b[i] VAL [\old(size)=25, b={140:0}, b={140:0}, b[i]=155, i=8, size=25] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=25, b={140:0}, b={140:0}, i=9, size=25] [L17] COND TRUE i <= size VAL [\old(size)=25, b={140:0}, b={140:0}, i=9, size=25] [L18] EXPR a[i] VAL [\old(size)=25, b={140:0}, b={140:0}, i=9, size=25] [L18] EXPR b[i] VAL [\old(size)=25, b={140:0}, b={140:0}, b[i]=135, i=9, size=25] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=25, b={140:0}, b={140:0}, i=10, size=25] [L17] COND TRUE i <= size VAL [\old(size)=25, b={140:0}, b={140:0}, i=10, size=25] [L18] EXPR a[i] VAL [\old(size)=25, b={140:0}, b={140:0}, i=10, size=25] [L18] EXPR b[i] VAL [\old(size)=25, b={140:0}, b={140:0}, b[i]=150, i=10, size=25] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=25, b={140:0}, b={140:0}, i=11, size=25] [L17] COND TRUE i <= size VAL [\old(size)=25, b={140:0}, b={140:0}, i=11, size=25] [L18] EXPR a[i] VAL [\old(size)=25, b={140:0}, b={140:0}, i=11, size=25] [L18] EXPR b[i] VAL [\old(size)=25, b={140:0}, b={140:0}, b[i]=146, i=11, size=25] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=25, b={140:0}, b={140:0}, i=12, size=25] [L17] COND TRUE i <= size VAL [\old(size)=25, b={140:0}, b={140:0}, i=12, size=25] [L18] EXPR a[i] VAL [\old(size)=25, b={140:0}, b={140:0}, i=12, size=25] [L18] EXPR b[i] VAL [\old(size)=25, b={140:0}, b={140:0}, b[i]=151, i=12, size=25] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=25, b={140:0}, b={140:0}, i=13, size=25] [L17] COND TRUE i <= size VAL [\old(size)=25, b={140:0}, b={140:0}, i=13, size=25] [L18] EXPR a[i] VAL [\old(size)=25, b={140:0}, b={140:0}, i=13, size=25] [L18] EXPR b[i] VAL [\old(size)=25, b={140:0}, b={140:0}, b[i]=158, i=13, size=25] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=25, b={140:0}, b={140:0}, i=14, size=25] [L17] COND TRUE i <= size VAL [\old(size)=25, b={140:0}, b={140:0}, i=14, size=25] [L18] EXPR a[i] VAL [\old(size)=25, b={140:0}, b={140:0}, i=14, size=25] [L18] EXPR b[i] VAL [\old(size)=25, b={140:0}, b={140:0}, b[i]=154, i=14, size=25] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=25, b={140:0}, b={140:0}, i=15, size=25] [L17] COND TRUE i <= size VAL [\old(size)=25, b={140:0}, b={140:0}, i=15, size=25] [L18] EXPR a[i] VAL [\old(size)=25, b={140:0}, b={140:0}, i=15, size=25] [L18] EXPR b[i] VAL [\old(size)=25, b={140:0}, b={140:0}, b[i]=136, i=15, size=25] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=25, b={140:0}, b={140:0}, i=16, size=25] [L17] COND TRUE i <= size VAL [\old(size)=25, b={140:0}, b={140:0}, i=16, size=25] [L18] EXPR a[i] VAL [\old(size)=25, b={140:0}, b={140:0}, i=16, size=25] [L18] EXPR b[i] VAL [\old(size)=25, b={140:0}, b={140:0}, b[i]=138, i=16, size=25] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=25, b={140:0}, b={140:0}, i=17, size=25] [L17] COND TRUE i <= size VAL [\old(size)=25, b={140:0}, b={140:0}, i=17, size=25] [L18] EXPR a[i] VAL [\old(size)=25, b={140:0}, b={140:0}, i=17, size=25] [L18] EXPR b[i] VAL [\old(size)=25, b={140:0}, b={140:0}, b[i]=152, i=17, size=25] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=25, b={140:0}, b={140:0}, i=18, size=25] [L17] COND TRUE i <= size VAL [\old(size)=25, b={140:0}, b={140:0}, i=18, size=25] [L18] EXPR a[i] VAL [\old(size)=25, b={140:0}, b={140:0}, i=18, size=25] [L18] EXPR b[i] VAL [\old(size)=25, b={140:0}, b={140:0}, b[i]=141, i=18, size=25] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=25, b={140:0}, b={140:0}, i=19, size=25] [L17] COND TRUE i <= size VAL [\old(size)=25, b={140:0}, b={140:0}, i=19, size=25] [L18] EXPR a[i] VAL [\old(size)=25, b={140:0}, b={140:0}, i=19, size=25] [L18] EXPR b[i] VAL [\old(size)=25, b={140:0}, b={140:0}, b[i]=132, i=19, size=25] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=25, b={140:0}, b={140:0}, i=20, size=25] [L17] COND TRUE i <= size VAL [\old(size)=25, b={140:0}, b={140:0}, i=20, size=25] [L18] EXPR a[i] VAL [\old(size)=25, b={140:0}, b={140:0}, i=20, size=25] [L18] EXPR b[i] VAL [\old(size)=25, b={140:0}, b={140:0}, b[i]=133, i=20, size=25] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=25, b={140:0}, b={140:0}, i=21, size=25] [L17] COND TRUE i <= size VAL [\old(size)=25, b={140:0}, b={140:0}, i=21, size=25] [L18] EXPR a[i] VAL [\old(size)=25, b={140:0}, b={140:0}, i=21, size=25] [L18] EXPR b[i] VAL [\old(size)=25, b={140:0}, b={140:0}, b[i]=137, i=21, size=25] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=25, b={140:0}, b={140:0}, i=22, size=25] [L17] COND TRUE i <= size VAL [\old(size)=25, b={140:0}, b={140:0}, i=22, size=25] [L18] EXPR a[i] VAL [\old(size)=25, b={140:0}, b={140:0}, i=22, size=25] [L18] EXPR b[i] VAL [\old(size)=25, b={140:0}, b={140:0}, b[i]=159, i=22, size=25] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=25, b={140:0}, b={140:0}, i=23, size=25] [L17] COND TRUE i <= size VAL [\old(size)=25, b={140:0}, b={140:0}, i=23, size=25] [L18] EXPR a[i] VAL [\old(size)=25, b={140:0}, b={140:0}, i=23, size=25] [L18] EXPR b[i] VAL [\old(size)=25, b={140:0}, b={140:0}, b[i]=163, i=23, size=25] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=25, b={140:0}, b={140:0}, i=24, size=25] [L17] COND TRUE i <= size VAL [\old(size)=25, b={140:0}, b={140:0}, i=24, size=25] [L18] EXPR a[i] VAL [\old(size)=25, b={140:0}, b={140:0}, i=24, size=25] [L18] EXPR b[i] VAL [\old(size)=25, b={140:0}, b={140:0}, b[i]=144, i=24, size=25] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=25, b={140:0}, b={140:0}, i=25, size=25] [L17] COND TRUE i <= size VAL [\old(size)=25, b={140:0}, b={140:0}, i=25, size=25] [L18] EXPR a[i] VAL [\old(size)=25, b={140:0}, b={140:0}, i=25, size=25] [L18] EXPR b[i] VAL [\old(size)=25, b={140:0}, b={140:0}, b[i]=153, i=25, size=25] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=25, b={140:0}, b={140:0}, i=26, size=25] [L17] COND FALSE !(i <= size) VAL [\old(size)=25, b={140:0}, b={140:0}, i=26, size=25] [L20] return i; VAL [\old(size)=25, \result=26, b={140:0}, b={140:0}, i=26, size=25] [L27] RET, EXPR foo(mask, i + 1) VAL [b={157:0}, foo(mask, i + 1)=26, i=24, mask={140:0}] [L27] b[i] = foo(mask, i + 1) VAL [b={157:0}, foo(mask, i + 1)=26, i=24, mask={140:0}] [L26] i++ VAL [b={157:0}, i=25, mask={140:0}] [L26] COND TRUE i < sizeof(mask) VAL [b={157:0}, i=25, mask={140:0}] [L27] CALL, EXPR foo(mask, i + 1) VAL [\old(size)=26, b={140:0}] [L15] char a[32]; [L16] int i; [L17] i = 0 VAL [\old(size)=26, b={140:0}, b={140:0}, i=0, size=26] [L17] COND TRUE i <= size VAL [\old(size)=26, b={140:0}, b={140:0}, i=0, size=26] [L18] EXPR a[i] VAL [\old(size)=26, b={140:0}, b={140:0}, i=0, size=26] [L18] EXPR b[i] VAL [\old(size)=26, b={140:0}, b={140:0}, b[i]=148, i=0, size=26] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=26, b={140:0}, b={140:0}, i=1, size=26] [L17] COND TRUE i <= size VAL [\old(size)=26, b={140:0}, b={140:0}, i=1, size=26] [L18] EXPR a[i] VAL [\old(size)=26, b={140:0}, b={140:0}, i=1, size=26] [L18] EXPR b[i] VAL [\old(size)=26, b={140:0}, b={140:0}, b[i]=162, i=1, size=26] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=26, b={140:0}, b={140:0}, i=2, size=26] [L17] COND TRUE i <= size VAL [\old(size)=26, b={140:0}, b={140:0}, i=2, size=26] [L18] EXPR a[i] VAL [\old(size)=26, b={140:0}, b={140:0}, i=2, size=26] [L18] EXPR b[i] VAL [\old(size)=26, b={140:0}, b={140:0}, b[i]=143, i=2, size=26] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=26, b={140:0}, b={140:0}, i=3, size=26] [L17] COND TRUE i <= size VAL [\old(size)=26, b={140:0}, b={140:0}, i=3, size=26] [L18] EXPR a[i] VAL [\old(size)=26, b={140:0}, b={140:0}, i=3, size=26] [L18] EXPR b[i] VAL [\old(size)=26, b={140:0}, b={140:0}, b[i]=131, i=3, size=26] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=26, b={140:0}, b={140:0}, i=4, size=26] [L17] COND TRUE i <= size VAL [\old(size)=26, b={140:0}, b={140:0}, i=4, size=26] [L18] EXPR a[i] VAL [\old(size)=26, b={140:0}, b={140:0}, i=4, size=26] [L18] EXPR b[i] VAL [\old(size)=26, b={140:0}, b={140:0}, b[i]=130, i=4, size=26] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=26, b={140:0}, b={140:0}, i=5, size=26] [L17] COND TRUE i <= size VAL [\old(size)=26, b={140:0}, b={140:0}, i=5, size=26] [L18] EXPR a[i] VAL [\old(size)=26, b={140:0}, b={140:0}, i=5, size=26] [L18] EXPR b[i] VAL [\old(size)=26, b={140:0}, b={140:0}, b[i]=139, i=5, size=26] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=26, b={140:0}, b={140:0}, i=6, size=26] [L17] COND TRUE i <= size VAL [\old(size)=26, b={140:0}, b={140:0}, i=6, size=26] [L18] EXPR a[i] VAL [\old(size)=26, b={140:0}, b={140:0}, i=6, size=26] [L18] EXPR b[i] VAL [\old(size)=26, b={140:0}, b={140:0}, b[i]=129, i=6, size=26] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=26, b={140:0}, b={140:0}, i=7, size=26] [L17] COND TRUE i <= size VAL [\old(size)=26, b={140:0}, b={140:0}, i=7, size=26] [L18] EXPR a[i] VAL [\old(size)=26, b={140:0}, b={140:0}, i=7, size=26] [L18] EXPR b[i] VAL [\old(size)=26, b={140:0}, b={140:0}, b[i]=149, i=7, size=26] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=26, b={140:0}, b={140:0}, i=8, size=26] [L17] COND TRUE i <= size VAL [\old(size)=26, b={140:0}, b={140:0}, i=8, size=26] [L18] EXPR a[i] VAL [\old(size)=26, b={140:0}, b={140:0}, i=8, size=26] [L18] EXPR b[i] VAL [\old(size)=26, b={140:0}, b={140:0}, b[i]=155, i=8, size=26] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=26, b={140:0}, b={140:0}, i=9, size=26] [L17] COND TRUE i <= size VAL [\old(size)=26, b={140:0}, b={140:0}, i=9, size=26] [L18] EXPR a[i] VAL [\old(size)=26, b={140:0}, b={140:0}, i=9, size=26] [L18] EXPR b[i] VAL [\old(size)=26, b={140:0}, b={140:0}, b[i]=135, i=9, size=26] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=26, b={140:0}, b={140:0}, i=10, size=26] [L17] COND TRUE i <= size VAL [\old(size)=26, b={140:0}, b={140:0}, i=10, size=26] [L18] EXPR a[i] VAL [\old(size)=26, b={140:0}, b={140:0}, i=10, size=26] [L18] EXPR b[i] VAL [\old(size)=26, b={140:0}, b={140:0}, b[i]=150, i=10, size=26] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=26, b={140:0}, b={140:0}, i=11, size=26] [L17] COND TRUE i <= size VAL [\old(size)=26, b={140:0}, b={140:0}, i=11, size=26] [L18] EXPR a[i] VAL [\old(size)=26, b={140:0}, b={140:0}, i=11, size=26] [L18] EXPR b[i] VAL [\old(size)=26, b={140:0}, b={140:0}, b[i]=146, i=11, size=26] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=26, b={140:0}, b={140:0}, i=12, size=26] [L17] COND TRUE i <= size VAL [\old(size)=26, b={140:0}, b={140:0}, i=12, size=26] [L18] EXPR a[i] VAL [\old(size)=26, b={140:0}, b={140:0}, i=12, size=26] [L18] EXPR b[i] VAL [\old(size)=26, b={140:0}, b={140:0}, b[i]=151, i=12, size=26] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=26, b={140:0}, b={140:0}, i=13, size=26] [L17] COND TRUE i <= size VAL [\old(size)=26, b={140:0}, b={140:0}, i=13, size=26] [L18] EXPR a[i] VAL [\old(size)=26, b={140:0}, b={140:0}, i=13, size=26] [L18] EXPR b[i] VAL [\old(size)=26, b={140:0}, b={140:0}, b[i]=158, i=13, size=26] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=26, b={140:0}, b={140:0}, i=14, size=26] [L17] COND TRUE i <= size VAL [\old(size)=26, b={140:0}, b={140:0}, i=14, size=26] [L18] EXPR a[i] VAL [\old(size)=26, b={140:0}, b={140:0}, i=14, size=26] [L18] EXPR b[i] VAL [\old(size)=26, b={140:0}, b={140:0}, b[i]=154, i=14, size=26] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=26, b={140:0}, b={140:0}, i=15, size=26] [L17] COND TRUE i <= size VAL [\old(size)=26, b={140:0}, b={140:0}, i=15, size=26] [L18] EXPR a[i] VAL [\old(size)=26, b={140:0}, b={140:0}, i=15, size=26] [L18] EXPR b[i] VAL [\old(size)=26, b={140:0}, b={140:0}, b[i]=136, i=15, size=26] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=26, b={140:0}, b={140:0}, i=16, size=26] [L17] COND TRUE i <= size VAL [\old(size)=26, b={140:0}, b={140:0}, i=16, size=26] [L18] EXPR a[i] VAL [\old(size)=26, b={140:0}, b={140:0}, i=16, size=26] [L18] EXPR b[i] VAL [\old(size)=26, b={140:0}, b={140:0}, b[i]=138, i=16, size=26] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=26, b={140:0}, b={140:0}, i=17, size=26] [L17] COND TRUE i <= size VAL [\old(size)=26, b={140:0}, b={140:0}, i=17, size=26] [L18] EXPR a[i] VAL [\old(size)=26, b={140:0}, b={140:0}, i=17, size=26] [L18] EXPR b[i] VAL [\old(size)=26, b={140:0}, b={140:0}, b[i]=152, i=17, size=26] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=26, b={140:0}, b={140:0}, i=18, size=26] [L17] COND TRUE i <= size VAL [\old(size)=26, b={140:0}, b={140:0}, i=18, size=26] [L18] EXPR a[i] VAL [\old(size)=26, b={140:0}, b={140:0}, i=18, size=26] [L18] EXPR b[i] VAL [\old(size)=26, b={140:0}, b={140:0}, b[i]=141, i=18, size=26] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=26, b={140:0}, b={140:0}, i=19, size=26] [L17] COND TRUE i <= size VAL [\old(size)=26, b={140:0}, b={140:0}, i=19, size=26] [L18] EXPR a[i] VAL [\old(size)=26, b={140:0}, b={140:0}, i=19, size=26] [L18] EXPR b[i] VAL [\old(size)=26, b={140:0}, b={140:0}, b[i]=132, i=19, size=26] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=26, b={140:0}, b={140:0}, i=20, size=26] [L17] COND TRUE i <= size VAL [\old(size)=26, b={140:0}, b={140:0}, i=20, size=26] [L18] EXPR a[i] VAL [\old(size)=26, b={140:0}, b={140:0}, i=20, size=26] [L18] EXPR b[i] VAL [\old(size)=26, b={140:0}, b={140:0}, b[i]=133, i=20, size=26] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=26, b={140:0}, b={140:0}, i=21, size=26] [L17] COND TRUE i <= size VAL [\old(size)=26, b={140:0}, b={140:0}, i=21, size=26] [L18] EXPR a[i] VAL [\old(size)=26, b={140:0}, b={140:0}, i=21, size=26] [L18] EXPR b[i] VAL [\old(size)=26, b={140:0}, b={140:0}, b[i]=137, i=21, size=26] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=26, b={140:0}, b={140:0}, i=22, size=26] [L17] COND TRUE i <= size VAL [\old(size)=26, b={140:0}, b={140:0}, i=22, size=26] [L18] EXPR a[i] VAL [\old(size)=26, b={140:0}, b={140:0}, i=22, size=26] [L18] EXPR b[i] VAL [\old(size)=26, b={140:0}, b={140:0}, b[i]=159, i=22, size=26] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=26, b={140:0}, b={140:0}, i=23, size=26] [L17] COND TRUE i <= size VAL [\old(size)=26, b={140:0}, b={140:0}, i=23, size=26] [L18] EXPR a[i] VAL [\old(size)=26, b={140:0}, b={140:0}, i=23, size=26] [L18] EXPR b[i] VAL [\old(size)=26, b={140:0}, b={140:0}, b[i]=163, i=23, size=26] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=26, b={140:0}, b={140:0}, i=24, size=26] [L17] COND TRUE i <= size VAL [\old(size)=26, b={140:0}, b={140:0}, i=24, size=26] [L18] EXPR a[i] VAL [\old(size)=26, b={140:0}, b={140:0}, i=24, size=26] [L18] EXPR b[i] VAL [\old(size)=26, b={140:0}, b={140:0}, b[i]=144, i=24, size=26] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=26, b={140:0}, b={140:0}, i=25, size=26] [L17] COND TRUE i <= size VAL [\old(size)=26, b={140:0}, b={140:0}, i=25, size=26] [L18] EXPR a[i] VAL [\old(size)=26, b={140:0}, b={140:0}, i=25, size=26] [L18] EXPR b[i] VAL [\old(size)=26, b={140:0}, b={140:0}, b[i]=153, i=25, size=26] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=26, b={140:0}, b={140:0}, i=26, size=26] [L17] COND TRUE i <= size VAL [\old(size)=26, b={140:0}, b={140:0}, i=26, size=26] [L18] EXPR a[i] VAL [\old(size)=26, b={140:0}, b={140:0}, i=26, size=26] [L18] EXPR b[i] VAL [\old(size)=26, b={140:0}, b={140:0}, b[i]=145, i=26, size=26] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=26, b={140:0}, b={140:0}, i=27, size=26] [L17] COND FALSE !(i <= size) VAL [\old(size)=26, b={140:0}, b={140:0}, i=27, size=26] [L20] return i; VAL [\old(size)=26, \result=27, b={140:0}, b={140:0}, i=27, size=26] [L27] RET, EXPR foo(mask, i + 1) VAL [b={157:0}, foo(mask, i + 1)=27, i=25, mask={140:0}] [L27] b[i] = foo(mask, i + 1) VAL [b={157:0}, foo(mask, i + 1)=27, i=25, mask={140:0}] [L26] i++ VAL [b={157:0}, i=26, mask={140:0}] [L26] COND TRUE i < sizeof(mask) VAL [b={157:0}, i=26, mask={140:0}] [L27] CALL, EXPR foo(mask, i + 1) VAL [\old(size)=27, b={140:0}] [L15] char a[32]; [L16] int i; [L17] i = 0 VAL [\old(size)=27, b={140:0}, b={140:0}, i=0, size=27] [L17] COND TRUE i <= size VAL [\old(size)=27, b={140:0}, b={140:0}, i=0, size=27] [L18] EXPR a[i] VAL [\old(size)=27, b={140:0}, b={140:0}, i=0, size=27] [L18] EXPR b[i] VAL [\old(size)=27, b={140:0}, b={140:0}, b[i]=148, i=0, size=27] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=27, b={140:0}, b={140:0}, i=1, size=27] [L17] COND TRUE i <= size VAL [\old(size)=27, b={140:0}, b={140:0}, i=1, size=27] [L18] EXPR a[i] VAL [\old(size)=27, b={140:0}, b={140:0}, i=1, size=27] [L18] EXPR b[i] VAL [\old(size)=27, b={140:0}, b={140:0}, b[i]=162, i=1, size=27] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=27, b={140:0}, b={140:0}, i=2, size=27] [L17] COND TRUE i <= size VAL [\old(size)=27, b={140:0}, b={140:0}, i=2, size=27] [L18] EXPR a[i] VAL [\old(size)=27, b={140:0}, b={140:0}, i=2, size=27] [L18] EXPR b[i] VAL [\old(size)=27, b={140:0}, b={140:0}, b[i]=143, i=2, size=27] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=27, b={140:0}, b={140:0}, i=3, size=27] [L17] COND TRUE i <= size VAL [\old(size)=27, b={140:0}, b={140:0}, i=3, size=27] [L18] EXPR a[i] VAL [\old(size)=27, b={140:0}, b={140:0}, i=3, size=27] [L18] EXPR b[i] VAL [\old(size)=27, b={140:0}, b={140:0}, b[i]=131, i=3, size=27] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=27, b={140:0}, b={140:0}, i=4, size=27] [L17] COND TRUE i <= size VAL [\old(size)=27, b={140:0}, b={140:0}, i=4, size=27] [L18] EXPR a[i] VAL [\old(size)=27, b={140:0}, b={140:0}, i=4, size=27] [L18] EXPR b[i] VAL [\old(size)=27, b={140:0}, b={140:0}, b[i]=130, i=4, size=27] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=27, b={140:0}, b={140:0}, i=5, size=27] [L17] COND TRUE i <= size VAL [\old(size)=27, b={140:0}, b={140:0}, i=5, size=27] [L18] EXPR a[i] VAL [\old(size)=27, b={140:0}, b={140:0}, i=5, size=27] [L18] EXPR b[i] VAL [\old(size)=27, b={140:0}, b={140:0}, b[i]=139, i=5, size=27] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=27, b={140:0}, b={140:0}, i=6, size=27] [L17] COND TRUE i <= size VAL [\old(size)=27, b={140:0}, b={140:0}, i=6, size=27] [L18] EXPR a[i] VAL [\old(size)=27, b={140:0}, b={140:0}, i=6, size=27] [L18] EXPR b[i] VAL [\old(size)=27, b={140:0}, b={140:0}, b[i]=129, i=6, size=27] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=27, b={140:0}, b={140:0}, i=7, size=27] [L17] COND TRUE i <= size VAL [\old(size)=27, b={140:0}, b={140:0}, i=7, size=27] [L18] EXPR a[i] VAL [\old(size)=27, b={140:0}, b={140:0}, i=7, size=27] [L18] EXPR b[i] VAL [\old(size)=27, b={140:0}, b={140:0}, b[i]=149, i=7, size=27] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=27, b={140:0}, b={140:0}, i=8, size=27] [L17] COND TRUE i <= size VAL [\old(size)=27, b={140:0}, b={140:0}, i=8, size=27] [L18] EXPR a[i] VAL [\old(size)=27, b={140:0}, b={140:0}, i=8, size=27] [L18] EXPR b[i] VAL [\old(size)=27, b={140:0}, b={140:0}, b[i]=155, i=8, size=27] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=27, b={140:0}, b={140:0}, i=9, size=27] [L17] COND TRUE i <= size VAL [\old(size)=27, b={140:0}, b={140:0}, i=9, size=27] [L18] EXPR a[i] VAL [\old(size)=27, b={140:0}, b={140:0}, i=9, size=27] [L18] EXPR b[i] VAL [\old(size)=27, b={140:0}, b={140:0}, b[i]=135, i=9, size=27] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=27, b={140:0}, b={140:0}, i=10, size=27] [L17] COND TRUE i <= size VAL [\old(size)=27, b={140:0}, b={140:0}, i=10, size=27] [L18] EXPR a[i] VAL [\old(size)=27, b={140:0}, b={140:0}, i=10, size=27] [L18] EXPR b[i] VAL [\old(size)=27, b={140:0}, b={140:0}, b[i]=150, i=10, size=27] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=27, b={140:0}, b={140:0}, i=11, size=27] [L17] COND TRUE i <= size VAL [\old(size)=27, b={140:0}, b={140:0}, i=11, size=27] [L18] EXPR a[i] VAL [\old(size)=27, b={140:0}, b={140:0}, i=11, size=27] [L18] EXPR b[i] VAL [\old(size)=27, b={140:0}, b={140:0}, b[i]=146, i=11, size=27] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=27, b={140:0}, b={140:0}, i=12, size=27] [L17] COND TRUE i <= size VAL [\old(size)=27, b={140:0}, b={140:0}, i=12, size=27] [L18] EXPR a[i] VAL [\old(size)=27, b={140:0}, b={140:0}, i=12, size=27] [L18] EXPR b[i] VAL [\old(size)=27, b={140:0}, b={140:0}, b[i]=151, i=12, size=27] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=27, b={140:0}, b={140:0}, i=13, size=27] [L17] COND TRUE i <= size VAL [\old(size)=27, b={140:0}, b={140:0}, i=13, size=27] [L18] EXPR a[i] VAL [\old(size)=27, b={140:0}, b={140:0}, i=13, size=27] [L18] EXPR b[i] VAL [\old(size)=27, b={140:0}, b={140:0}, b[i]=158, i=13, size=27] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=27, b={140:0}, b={140:0}, i=14, size=27] [L17] COND TRUE i <= size VAL [\old(size)=27, b={140:0}, b={140:0}, i=14, size=27] [L18] EXPR a[i] VAL [\old(size)=27, b={140:0}, b={140:0}, i=14, size=27] [L18] EXPR b[i] VAL [\old(size)=27, b={140:0}, b={140:0}, b[i]=154, i=14, size=27] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=27, b={140:0}, b={140:0}, i=15, size=27] [L17] COND TRUE i <= size VAL [\old(size)=27, b={140:0}, b={140:0}, i=15, size=27] [L18] EXPR a[i] VAL [\old(size)=27, b={140:0}, b={140:0}, i=15, size=27] [L18] EXPR b[i] VAL [\old(size)=27, b={140:0}, b={140:0}, b[i]=136, i=15, size=27] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=27, b={140:0}, b={140:0}, i=16, size=27] [L17] COND TRUE i <= size VAL [\old(size)=27, b={140:0}, b={140:0}, i=16, size=27] [L18] EXPR a[i] VAL [\old(size)=27, b={140:0}, b={140:0}, i=16, size=27] [L18] EXPR b[i] VAL [\old(size)=27, b={140:0}, b={140:0}, b[i]=138, i=16, size=27] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=27, b={140:0}, b={140:0}, i=17, size=27] [L17] COND TRUE i <= size VAL [\old(size)=27, b={140:0}, b={140:0}, i=17, size=27] [L18] EXPR a[i] VAL [\old(size)=27, b={140:0}, b={140:0}, i=17, size=27] [L18] EXPR b[i] VAL [\old(size)=27, b={140:0}, b={140:0}, b[i]=152, i=17, size=27] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=27, b={140:0}, b={140:0}, i=18, size=27] [L17] COND TRUE i <= size VAL [\old(size)=27, b={140:0}, b={140:0}, i=18, size=27] [L18] EXPR a[i] VAL [\old(size)=27, b={140:0}, b={140:0}, i=18, size=27] [L18] EXPR b[i] VAL [\old(size)=27, b={140:0}, b={140:0}, b[i]=141, i=18, size=27] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=27, b={140:0}, b={140:0}, i=19, size=27] [L17] COND TRUE i <= size VAL [\old(size)=27, b={140:0}, b={140:0}, i=19, size=27] [L18] EXPR a[i] VAL [\old(size)=27, b={140:0}, b={140:0}, i=19, size=27] [L18] EXPR b[i] VAL [\old(size)=27, b={140:0}, b={140:0}, b[i]=132, i=19, size=27] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=27, b={140:0}, b={140:0}, i=20, size=27] [L17] COND TRUE i <= size VAL [\old(size)=27, b={140:0}, b={140:0}, i=20, size=27] [L18] EXPR a[i] VAL [\old(size)=27, b={140:0}, b={140:0}, i=20, size=27] [L18] EXPR b[i] VAL [\old(size)=27, b={140:0}, b={140:0}, b[i]=133, i=20, size=27] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=27, b={140:0}, b={140:0}, i=21, size=27] [L17] COND TRUE i <= size VAL [\old(size)=27, b={140:0}, b={140:0}, i=21, size=27] [L18] EXPR a[i] VAL [\old(size)=27, b={140:0}, b={140:0}, i=21, size=27] [L18] EXPR b[i] VAL [\old(size)=27, b={140:0}, b={140:0}, b[i]=137, i=21, size=27] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=27, b={140:0}, b={140:0}, i=22, size=27] [L17] COND TRUE i <= size VAL [\old(size)=27, b={140:0}, b={140:0}, i=22, size=27] [L18] EXPR a[i] VAL [\old(size)=27, b={140:0}, b={140:0}, i=22, size=27] [L18] EXPR b[i] VAL [\old(size)=27, b={140:0}, b={140:0}, b[i]=159, i=22, size=27] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=27, b={140:0}, b={140:0}, i=23, size=27] [L17] COND TRUE i <= size VAL [\old(size)=27, b={140:0}, b={140:0}, i=23, size=27] [L18] EXPR a[i] VAL [\old(size)=27, b={140:0}, b={140:0}, i=23, size=27] [L18] EXPR b[i] VAL [\old(size)=27, b={140:0}, b={140:0}, b[i]=163, i=23, size=27] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=27, b={140:0}, b={140:0}, i=24, size=27] [L17] COND TRUE i <= size VAL [\old(size)=27, b={140:0}, b={140:0}, i=24, size=27] [L18] EXPR a[i] VAL [\old(size)=27, b={140:0}, b={140:0}, i=24, size=27] [L18] EXPR b[i] VAL [\old(size)=27, b={140:0}, b={140:0}, b[i]=144, i=24, size=27] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=27, b={140:0}, b={140:0}, i=25, size=27] [L17] COND TRUE i <= size VAL [\old(size)=27, b={140:0}, b={140:0}, i=25, size=27] [L18] EXPR a[i] VAL [\old(size)=27, b={140:0}, b={140:0}, i=25, size=27] [L18] EXPR b[i] VAL [\old(size)=27, b={140:0}, b={140:0}, b[i]=153, i=25, size=27] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=27, b={140:0}, b={140:0}, i=26, size=27] [L17] COND TRUE i <= size VAL [\old(size)=27, b={140:0}, b={140:0}, i=26, size=27] [L18] EXPR a[i] VAL [\old(size)=27, b={140:0}, b={140:0}, i=26, size=27] [L18] EXPR b[i] VAL [\old(size)=27, b={140:0}, b={140:0}, b[i]=145, i=26, size=27] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=27, b={140:0}, b={140:0}, i=27, size=27] [L17] COND TRUE i <= size VAL [\old(size)=27, b={140:0}, b={140:0}, i=27, size=27] [L18] EXPR a[i] VAL [\old(size)=27, b={140:0}, b={140:0}, i=27, size=27] [L18] EXPR b[i] VAL [\old(size)=27, b={140:0}, b={140:0}, b[i]=164, i=27, size=27] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=27, b={140:0}, b={140:0}, i=28, size=27] [L17] COND FALSE !(i <= size) VAL [\old(size)=27, b={140:0}, b={140:0}, i=28, size=27] [L20] return i; VAL [\old(size)=27, \result=28, b={140:0}, b={140:0}, i=28, size=27] [L27] RET, EXPR foo(mask, i + 1) VAL [b={157:0}, foo(mask, i + 1)=28, i=26, mask={140:0}] [L27] b[i] = foo(mask, i + 1) VAL [b={157:0}, foo(mask, i + 1)=28, i=26, mask={140:0}] [L26] i++ VAL [b={157:0}, i=27, mask={140:0}] [L26] COND TRUE i < sizeof(mask) VAL [b={157:0}, i=27, mask={140:0}] [L27] CALL, EXPR foo(mask, i + 1) VAL [\old(size)=28, b={140:0}] [L15] char a[32]; [L16] int i; [L17] i = 0 VAL [\old(size)=28, b={140:0}, b={140:0}, i=0, size=28] [L17] COND TRUE i <= size VAL [\old(size)=28, b={140:0}, b={140:0}, i=0, size=28] [L18] EXPR a[i] VAL [\old(size)=28, b={140:0}, b={140:0}, i=0, size=28] [L18] EXPR b[i] VAL [\old(size)=28, b={140:0}, b={140:0}, b[i]=148, i=0, size=28] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=28, b={140:0}, b={140:0}, i=1, size=28] [L17] COND TRUE i <= size VAL [\old(size)=28, b={140:0}, b={140:0}, i=1, size=28] [L18] EXPR a[i] VAL [\old(size)=28, b={140:0}, b={140:0}, i=1, size=28] [L18] EXPR b[i] VAL [\old(size)=28, b={140:0}, b={140:0}, b[i]=162, i=1, size=28] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=28, b={140:0}, b={140:0}, i=2, size=28] [L17] COND TRUE i <= size VAL [\old(size)=28, b={140:0}, b={140:0}, i=2, size=28] [L18] EXPR a[i] VAL [\old(size)=28, b={140:0}, b={140:0}, i=2, size=28] [L18] EXPR b[i] VAL [\old(size)=28, b={140:0}, b={140:0}, b[i]=143, i=2, size=28] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=28, b={140:0}, b={140:0}, i=3, size=28] [L17] COND TRUE i <= size VAL [\old(size)=28, b={140:0}, b={140:0}, i=3, size=28] [L18] EXPR a[i] VAL [\old(size)=28, b={140:0}, b={140:0}, i=3, size=28] [L18] EXPR b[i] VAL [\old(size)=28, b={140:0}, b={140:0}, b[i]=131, i=3, size=28] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=28, b={140:0}, b={140:0}, i=4, size=28] [L17] COND TRUE i <= size VAL [\old(size)=28, b={140:0}, b={140:0}, i=4, size=28] [L18] EXPR a[i] VAL [\old(size)=28, b={140:0}, b={140:0}, i=4, size=28] [L18] EXPR b[i] VAL [\old(size)=28, b={140:0}, b={140:0}, b[i]=130, i=4, size=28] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=28, b={140:0}, b={140:0}, i=5, size=28] [L17] COND TRUE i <= size VAL [\old(size)=28, b={140:0}, b={140:0}, i=5, size=28] [L18] EXPR a[i] VAL [\old(size)=28, b={140:0}, b={140:0}, i=5, size=28] [L18] EXPR b[i] VAL [\old(size)=28, b={140:0}, b={140:0}, b[i]=139, i=5, size=28] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=28, b={140:0}, b={140:0}, i=6, size=28] [L17] COND TRUE i <= size VAL [\old(size)=28, b={140:0}, b={140:0}, i=6, size=28] [L18] EXPR a[i] VAL [\old(size)=28, b={140:0}, b={140:0}, i=6, size=28] [L18] EXPR b[i] VAL [\old(size)=28, b={140:0}, b={140:0}, b[i]=129, i=6, size=28] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=28, b={140:0}, b={140:0}, i=7, size=28] [L17] COND TRUE i <= size VAL [\old(size)=28, b={140:0}, b={140:0}, i=7, size=28] [L18] EXPR a[i] VAL [\old(size)=28, b={140:0}, b={140:0}, i=7, size=28] [L18] EXPR b[i] VAL [\old(size)=28, b={140:0}, b={140:0}, b[i]=149, i=7, size=28] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=28, b={140:0}, b={140:0}, i=8, size=28] [L17] COND TRUE i <= size VAL [\old(size)=28, b={140:0}, b={140:0}, i=8, size=28] [L18] EXPR a[i] VAL [\old(size)=28, b={140:0}, b={140:0}, i=8, size=28] [L18] EXPR b[i] VAL [\old(size)=28, b={140:0}, b={140:0}, b[i]=155, i=8, size=28] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=28, b={140:0}, b={140:0}, i=9, size=28] [L17] COND TRUE i <= size VAL [\old(size)=28, b={140:0}, b={140:0}, i=9, size=28] [L18] EXPR a[i] VAL [\old(size)=28, b={140:0}, b={140:0}, i=9, size=28] [L18] EXPR b[i] VAL [\old(size)=28, b={140:0}, b={140:0}, b[i]=135, i=9, size=28] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=28, b={140:0}, b={140:0}, i=10, size=28] [L17] COND TRUE i <= size VAL [\old(size)=28, b={140:0}, b={140:0}, i=10, size=28] [L18] EXPR a[i] VAL [\old(size)=28, b={140:0}, b={140:0}, i=10, size=28] [L18] EXPR b[i] VAL [\old(size)=28, b={140:0}, b={140:0}, b[i]=150, i=10, size=28] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=28, b={140:0}, b={140:0}, i=11, size=28] [L17] COND TRUE i <= size VAL [\old(size)=28, b={140:0}, b={140:0}, i=11, size=28] [L18] EXPR a[i] VAL [\old(size)=28, b={140:0}, b={140:0}, i=11, size=28] [L18] EXPR b[i] VAL [\old(size)=28, b={140:0}, b={140:0}, b[i]=146, i=11, size=28] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=28, b={140:0}, b={140:0}, i=12, size=28] [L17] COND TRUE i <= size VAL [\old(size)=28, b={140:0}, b={140:0}, i=12, size=28] [L18] EXPR a[i] VAL [\old(size)=28, b={140:0}, b={140:0}, i=12, size=28] [L18] EXPR b[i] VAL [\old(size)=28, b={140:0}, b={140:0}, b[i]=151, i=12, size=28] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=28, b={140:0}, b={140:0}, i=13, size=28] [L17] COND TRUE i <= size VAL [\old(size)=28, b={140:0}, b={140:0}, i=13, size=28] [L18] EXPR a[i] VAL [\old(size)=28, b={140:0}, b={140:0}, i=13, size=28] [L18] EXPR b[i] VAL [\old(size)=28, b={140:0}, b={140:0}, b[i]=158, i=13, size=28] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=28, b={140:0}, b={140:0}, i=14, size=28] [L17] COND TRUE i <= size VAL [\old(size)=28, b={140:0}, b={140:0}, i=14, size=28] [L18] EXPR a[i] VAL [\old(size)=28, b={140:0}, b={140:0}, i=14, size=28] [L18] EXPR b[i] VAL [\old(size)=28, b={140:0}, b={140:0}, b[i]=154, i=14, size=28] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=28, b={140:0}, b={140:0}, i=15, size=28] [L17] COND TRUE i <= size VAL [\old(size)=28, b={140:0}, b={140:0}, i=15, size=28] [L18] EXPR a[i] VAL [\old(size)=28, b={140:0}, b={140:0}, i=15, size=28] [L18] EXPR b[i] VAL [\old(size)=28, b={140:0}, b={140:0}, b[i]=136, i=15, size=28] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=28, b={140:0}, b={140:0}, i=16, size=28] [L17] COND TRUE i <= size VAL [\old(size)=28, b={140:0}, b={140:0}, i=16, size=28] [L18] EXPR a[i] VAL [\old(size)=28, b={140:0}, b={140:0}, i=16, size=28] [L18] EXPR b[i] VAL [\old(size)=28, b={140:0}, b={140:0}, b[i]=138, i=16, size=28] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=28, b={140:0}, b={140:0}, i=17, size=28] [L17] COND TRUE i <= size VAL [\old(size)=28, b={140:0}, b={140:0}, i=17, size=28] [L18] EXPR a[i] VAL [\old(size)=28, b={140:0}, b={140:0}, i=17, size=28] [L18] EXPR b[i] VAL [\old(size)=28, b={140:0}, b={140:0}, b[i]=152, i=17, size=28] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=28, b={140:0}, b={140:0}, i=18, size=28] [L17] COND TRUE i <= size VAL [\old(size)=28, b={140:0}, b={140:0}, i=18, size=28] [L18] EXPR a[i] VAL [\old(size)=28, b={140:0}, b={140:0}, i=18, size=28] [L18] EXPR b[i] VAL [\old(size)=28, b={140:0}, b={140:0}, b[i]=141, i=18, size=28] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=28, b={140:0}, b={140:0}, i=19, size=28] [L17] COND TRUE i <= size VAL [\old(size)=28, b={140:0}, b={140:0}, i=19, size=28] [L18] EXPR a[i] VAL [\old(size)=28, b={140:0}, b={140:0}, i=19, size=28] [L18] EXPR b[i] VAL [\old(size)=28, b={140:0}, b={140:0}, b[i]=132, i=19, size=28] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=28, b={140:0}, b={140:0}, i=20, size=28] [L17] COND TRUE i <= size VAL [\old(size)=28, b={140:0}, b={140:0}, i=20, size=28] [L18] EXPR a[i] VAL [\old(size)=28, b={140:0}, b={140:0}, i=20, size=28] [L18] EXPR b[i] VAL [\old(size)=28, b={140:0}, b={140:0}, b[i]=133, i=20, size=28] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=28, b={140:0}, b={140:0}, i=21, size=28] [L17] COND TRUE i <= size VAL [\old(size)=28, b={140:0}, b={140:0}, i=21, size=28] [L18] EXPR a[i] VAL [\old(size)=28, b={140:0}, b={140:0}, i=21, size=28] [L18] EXPR b[i] VAL [\old(size)=28, b={140:0}, b={140:0}, b[i]=137, i=21, size=28] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=28, b={140:0}, b={140:0}, i=22, size=28] [L17] COND TRUE i <= size VAL [\old(size)=28, b={140:0}, b={140:0}, i=22, size=28] [L18] EXPR a[i] VAL [\old(size)=28, b={140:0}, b={140:0}, i=22, size=28] [L18] EXPR b[i] VAL [\old(size)=28, b={140:0}, b={140:0}, b[i]=159, i=22, size=28] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=28, b={140:0}, b={140:0}, i=23, size=28] [L17] COND TRUE i <= size VAL [\old(size)=28, b={140:0}, b={140:0}, i=23, size=28] [L18] EXPR a[i] VAL [\old(size)=28, b={140:0}, b={140:0}, i=23, size=28] [L18] EXPR b[i] VAL [\old(size)=28, b={140:0}, b={140:0}, b[i]=163, i=23, size=28] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=28, b={140:0}, b={140:0}, i=24, size=28] [L17] COND TRUE i <= size VAL [\old(size)=28, b={140:0}, b={140:0}, i=24, size=28] [L18] EXPR a[i] VAL [\old(size)=28, b={140:0}, b={140:0}, i=24, size=28] [L18] EXPR b[i] VAL [\old(size)=28, b={140:0}, b={140:0}, b[i]=144, i=24, size=28] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=28, b={140:0}, b={140:0}, i=25, size=28] [L17] COND TRUE i <= size VAL [\old(size)=28, b={140:0}, b={140:0}, i=25, size=28] [L18] EXPR a[i] VAL [\old(size)=28, b={140:0}, b={140:0}, i=25, size=28] [L18] EXPR b[i] VAL [\old(size)=28, b={140:0}, b={140:0}, b[i]=153, i=25, size=28] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=28, b={140:0}, b={140:0}, i=26, size=28] [L17] COND TRUE i <= size VAL [\old(size)=28, b={140:0}, b={140:0}, i=26, size=28] [L18] EXPR a[i] VAL [\old(size)=28, b={140:0}, b={140:0}, i=26, size=28] [L18] EXPR b[i] VAL [\old(size)=28, b={140:0}, b={140:0}, b[i]=145, i=26, size=28] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=28, b={140:0}, b={140:0}, i=27, size=28] [L17] COND TRUE i <= size VAL [\old(size)=28, b={140:0}, b={140:0}, i=27, size=28] [L18] EXPR a[i] VAL [\old(size)=28, b={140:0}, b={140:0}, i=27, size=28] [L18] EXPR b[i] VAL [\old(size)=28, b={140:0}, b={140:0}, b[i]=164, i=27, size=28] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=28, b={140:0}, b={140:0}, i=28, size=28] [L17] COND TRUE i <= size VAL [\old(size)=28, b={140:0}, b={140:0}, i=28, size=28] [L18] EXPR a[i] VAL [\old(size)=28, b={140:0}, b={140:0}, i=28, size=28] [L18] EXPR b[i] VAL [\old(size)=28, b={140:0}, b={140:0}, b[i]=160, i=28, size=28] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=28, b={140:0}, b={140:0}, i=29, size=28] [L17] COND FALSE !(i <= size) VAL [\old(size)=28, b={140:0}, b={140:0}, i=29, size=28] [L20] return i; VAL [\old(size)=28, \result=29, b={140:0}, b={140:0}, i=29, size=28] [L27] RET, EXPR foo(mask, i + 1) VAL [b={157:0}, foo(mask, i + 1)=29, i=27, mask={140:0}] [L27] b[i] = foo(mask, i + 1) VAL [b={157:0}, foo(mask, i + 1)=29, i=27, mask={140:0}] [L26] i++ VAL [b={157:0}, i=28, mask={140:0}] [L26] COND TRUE i < sizeof(mask) VAL [b={157:0}, i=28, mask={140:0}] [L27] CALL, EXPR foo(mask, i + 1) VAL [\old(size)=29, b={140:0}] [L15] char a[32]; [L16] int i; [L17] i = 0 VAL [\old(size)=29, b={140:0}, b={140:0}, i=0, size=29] [L17] COND TRUE i <= size VAL [\old(size)=29, b={140:0}, b={140:0}, i=0, size=29] [L18] EXPR a[i] VAL [\old(size)=29, b={140:0}, b={140:0}, i=0, size=29] [L18] EXPR b[i] VAL [\old(size)=29, b={140:0}, b={140:0}, b[i]=148, i=0, size=29] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=29, b={140:0}, b={140:0}, i=1, size=29] [L17] COND TRUE i <= size VAL [\old(size)=29, b={140:0}, b={140:0}, i=1, size=29] [L18] EXPR a[i] VAL [\old(size)=29, b={140:0}, b={140:0}, i=1, size=29] [L18] EXPR b[i] VAL [\old(size)=29, b={140:0}, b={140:0}, b[i]=162, i=1, size=29] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=29, b={140:0}, b={140:0}, i=2, size=29] [L17] COND TRUE i <= size VAL [\old(size)=29, b={140:0}, b={140:0}, i=2, size=29] [L18] EXPR a[i] VAL [\old(size)=29, b={140:0}, b={140:0}, i=2, size=29] [L18] EXPR b[i] VAL [\old(size)=29, b={140:0}, b={140:0}, b[i]=143, i=2, size=29] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=29, b={140:0}, b={140:0}, i=3, size=29] [L17] COND TRUE i <= size VAL [\old(size)=29, b={140:0}, b={140:0}, i=3, size=29] [L18] EXPR a[i] VAL [\old(size)=29, b={140:0}, b={140:0}, i=3, size=29] [L18] EXPR b[i] VAL [\old(size)=29, b={140:0}, b={140:0}, b[i]=131, i=3, size=29] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=29, b={140:0}, b={140:0}, i=4, size=29] [L17] COND TRUE i <= size VAL [\old(size)=29, b={140:0}, b={140:0}, i=4, size=29] [L18] EXPR a[i] VAL [\old(size)=29, b={140:0}, b={140:0}, i=4, size=29] [L18] EXPR b[i] VAL [\old(size)=29, b={140:0}, b={140:0}, b[i]=130, i=4, size=29] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=29, b={140:0}, b={140:0}, i=5, size=29] [L17] COND TRUE i <= size VAL [\old(size)=29, b={140:0}, b={140:0}, i=5, size=29] [L18] EXPR a[i] VAL [\old(size)=29, b={140:0}, b={140:0}, i=5, size=29] [L18] EXPR b[i] VAL [\old(size)=29, b={140:0}, b={140:0}, b[i]=139, i=5, size=29] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=29, b={140:0}, b={140:0}, i=6, size=29] [L17] COND TRUE i <= size VAL [\old(size)=29, b={140:0}, b={140:0}, i=6, size=29] [L18] EXPR a[i] VAL [\old(size)=29, b={140:0}, b={140:0}, i=6, size=29] [L18] EXPR b[i] VAL [\old(size)=29, b={140:0}, b={140:0}, b[i]=129, i=6, size=29] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=29, b={140:0}, b={140:0}, i=7, size=29] [L17] COND TRUE i <= size VAL [\old(size)=29, b={140:0}, b={140:0}, i=7, size=29] [L18] EXPR a[i] VAL [\old(size)=29, b={140:0}, b={140:0}, i=7, size=29] [L18] EXPR b[i] VAL [\old(size)=29, b={140:0}, b={140:0}, b[i]=149, i=7, size=29] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=29, b={140:0}, b={140:0}, i=8, size=29] [L17] COND TRUE i <= size VAL [\old(size)=29, b={140:0}, b={140:0}, i=8, size=29] [L18] EXPR a[i] VAL [\old(size)=29, b={140:0}, b={140:0}, i=8, size=29] [L18] EXPR b[i] VAL [\old(size)=29, b={140:0}, b={140:0}, b[i]=155, i=8, size=29] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=29, b={140:0}, b={140:0}, i=9, size=29] [L17] COND TRUE i <= size VAL [\old(size)=29, b={140:0}, b={140:0}, i=9, size=29] [L18] EXPR a[i] VAL [\old(size)=29, b={140:0}, b={140:0}, i=9, size=29] [L18] EXPR b[i] VAL [\old(size)=29, b={140:0}, b={140:0}, b[i]=135, i=9, size=29] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=29, b={140:0}, b={140:0}, i=10, size=29] [L17] COND TRUE i <= size VAL [\old(size)=29, b={140:0}, b={140:0}, i=10, size=29] [L18] EXPR a[i] VAL [\old(size)=29, b={140:0}, b={140:0}, i=10, size=29] [L18] EXPR b[i] VAL [\old(size)=29, b={140:0}, b={140:0}, b[i]=150, i=10, size=29] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=29, b={140:0}, b={140:0}, i=11, size=29] [L17] COND TRUE i <= size VAL [\old(size)=29, b={140:0}, b={140:0}, i=11, size=29] [L18] EXPR a[i] VAL [\old(size)=29, b={140:0}, b={140:0}, i=11, size=29] [L18] EXPR b[i] VAL [\old(size)=29, b={140:0}, b={140:0}, b[i]=146, i=11, size=29] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=29, b={140:0}, b={140:0}, i=12, size=29] [L17] COND TRUE i <= size VAL [\old(size)=29, b={140:0}, b={140:0}, i=12, size=29] [L18] EXPR a[i] VAL [\old(size)=29, b={140:0}, b={140:0}, i=12, size=29] [L18] EXPR b[i] VAL [\old(size)=29, b={140:0}, b={140:0}, b[i]=151, i=12, size=29] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=29, b={140:0}, b={140:0}, i=13, size=29] [L17] COND TRUE i <= size VAL [\old(size)=29, b={140:0}, b={140:0}, i=13, size=29] [L18] EXPR a[i] VAL [\old(size)=29, b={140:0}, b={140:0}, i=13, size=29] [L18] EXPR b[i] VAL [\old(size)=29, b={140:0}, b={140:0}, b[i]=158, i=13, size=29] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=29, b={140:0}, b={140:0}, i=14, size=29] [L17] COND TRUE i <= size VAL [\old(size)=29, b={140:0}, b={140:0}, i=14, size=29] [L18] EXPR a[i] VAL [\old(size)=29, b={140:0}, b={140:0}, i=14, size=29] [L18] EXPR b[i] VAL [\old(size)=29, b={140:0}, b={140:0}, b[i]=154, i=14, size=29] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=29, b={140:0}, b={140:0}, i=15, size=29] [L17] COND TRUE i <= size VAL [\old(size)=29, b={140:0}, b={140:0}, i=15, size=29] [L18] EXPR a[i] VAL [\old(size)=29, b={140:0}, b={140:0}, i=15, size=29] [L18] EXPR b[i] VAL [\old(size)=29, b={140:0}, b={140:0}, b[i]=136, i=15, size=29] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=29, b={140:0}, b={140:0}, i=16, size=29] [L17] COND TRUE i <= size VAL [\old(size)=29, b={140:0}, b={140:0}, i=16, size=29] [L18] EXPR a[i] VAL [\old(size)=29, b={140:0}, b={140:0}, i=16, size=29] [L18] EXPR b[i] VAL [\old(size)=29, b={140:0}, b={140:0}, b[i]=138, i=16, size=29] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=29, b={140:0}, b={140:0}, i=17, size=29] [L17] COND TRUE i <= size VAL [\old(size)=29, b={140:0}, b={140:0}, i=17, size=29] [L18] EXPR a[i] VAL [\old(size)=29, b={140:0}, b={140:0}, i=17, size=29] [L18] EXPR b[i] VAL [\old(size)=29, b={140:0}, b={140:0}, b[i]=152, i=17, size=29] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=29, b={140:0}, b={140:0}, i=18, size=29] [L17] COND TRUE i <= size VAL [\old(size)=29, b={140:0}, b={140:0}, i=18, size=29] [L18] EXPR a[i] VAL [\old(size)=29, b={140:0}, b={140:0}, i=18, size=29] [L18] EXPR b[i] VAL [\old(size)=29, b={140:0}, b={140:0}, b[i]=141, i=18, size=29] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=29, b={140:0}, b={140:0}, i=19, size=29] [L17] COND TRUE i <= size VAL [\old(size)=29, b={140:0}, b={140:0}, i=19, size=29] [L18] EXPR a[i] VAL [\old(size)=29, b={140:0}, b={140:0}, i=19, size=29] [L18] EXPR b[i] VAL [\old(size)=29, b={140:0}, b={140:0}, b[i]=132, i=19, size=29] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=29, b={140:0}, b={140:0}, i=20, size=29] [L17] COND TRUE i <= size VAL [\old(size)=29, b={140:0}, b={140:0}, i=20, size=29] [L18] EXPR a[i] VAL [\old(size)=29, b={140:0}, b={140:0}, i=20, size=29] [L18] EXPR b[i] VAL [\old(size)=29, b={140:0}, b={140:0}, b[i]=133, i=20, size=29] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=29, b={140:0}, b={140:0}, i=21, size=29] [L17] COND TRUE i <= size VAL [\old(size)=29, b={140:0}, b={140:0}, i=21, size=29] [L18] EXPR a[i] VAL [\old(size)=29, b={140:0}, b={140:0}, i=21, size=29] [L18] EXPR b[i] VAL [\old(size)=29, b={140:0}, b={140:0}, b[i]=137, i=21, size=29] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=29, b={140:0}, b={140:0}, i=22, size=29] [L17] COND TRUE i <= size VAL [\old(size)=29, b={140:0}, b={140:0}, i=22, size=29] [L18] EXPR a[i] VAL [\old(size)=29, b={140:0}, b={140:0}, i=22, size=29] [L18] EXPR b[i] VAL [\old(size)=29, b={140:0}, b={140:0}, b[i]=159, i=22, size=29] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=29, b={140:0}, b={140:0}, i=23, size=29] [L17] COND TRUE i <= size VAL [\old(size)=29, b={140:0}, b={140:0}, i=23, size=29] [L18] EXPR a[i] VAL [\old(size)=29, b={140:0}, b={140:0}, i=23, size=29] [L18] EXPR b[i] VAL [\old(size)=29, b={140:0}, b={140:0}, b[i]=163, i=23, size=29] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=29, b={140:0}, b={140:0}, i=24, size=29] [L17] COND TRUE i <= size VAL [\old(size)=29, b={140:0}, b={140:0}, i=24, size=29] [L18] EXPR a[i] VAL [\old(size)=29, b={140:0}, b={140:0}, i=24, size=29] [L18] EXPR b[i] VAL [\old(size)=29, b={140:0}, b={140:0}, b[i]=144, i=24, size=29] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=29, b={140:0}, b={140:0}, i=25, size=29] [L17] COND TRUE i <= size VAL [\old(size)=29, b={140:0}, b={140:0}, i=25, size=29] [L18] EXPR a[i] VAL [\old(size)=29, b={140:0}, b={140:0}, i=25, size=29] [L18] EXPR b[i] VAL [\old(size)=29, b={140:0}, b={140:0}, b[i]=153, i=25, size=29] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=29, b={140:0}, b={140:0}, i=26, size=29] [L17] COND TRUE i <= size VAL [\old(size)=29, b={140:0}, b={140:0}, i=26, size=29] [L18] EXPR a[i] VAL [\old(size)=29, b={140:0}, b={140:0}, i=26, size=29] [L18] EXPR b[i] VAL [\old(size)=29, b={140:0}, b={140:0}, b[i]=145, i=26, size=29] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=29, b={140:0}, b={140:0}, i=27, size=29] [L17] COND TRUE i <= size VAL [\old(size)=29, b={140:0}, b={140:0}, i=27, size=29] [L18] EXPR a[i] VAL [\old(size)=29, b={140:0}, b={140:0}, i=27, size=29] [L18] EXPR b[i] VAL [\old(size)=29, b={140:0}, b={140:0}, b[i]=164, i=27, size=29] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=29, b={140:0}, b={140:0}, i=28, size=29] [L17] COND TRUE i <= size VAL [\old(size)=29, b={140:0}, b={140:0}, i=28, size=29] [L18] EXPR a[i] VAL [\old(size)=29, b={140:0}, b={140:0}, i=28, size=29] [L18] EXPR b[i] VAL [\old(size)=29, b={140:0}, b={140:0}, b[i]=160, i=28, size=29] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=29, b={140:0}, b={140:0}, i=29, size=29] [L17] COND TRUE i <= size VAL [\old(size)=29, b={140:0}, b={140:0}, i=29, size=29] [L18] EXPR a[i] VAL [\old(size)=29, b={140:0}, b={140:0}, i=29, size=29] [L18] EXPR b[i] VAL [\old(size)=29, b={140:0}, b={140:0}, b[i]=142, i=29, size=29] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=29, b={140:0}, b={140:0}, i=30, size=29] [L17] COND FALSE !(i <= size) VAL [\old(size)=29, b={140:0}, b={140:0}, i=30, size=29] [L20] return i; VAL [\old(size)=29, \result=30, b={140:0}, b={140:0}, i=30, size=29] [L27] RET, EXPR foo(mask, i + 1) VAL [b={157:0}, foo(mask, i + 1)=30, i=28, mask={140:0}] [L27] b[i] = foo(mask, i + 1) VAL [b={157:0}, foo(mask, i + 1)=30, i=28, mask={140:0}] [L26] i++ VAL [b={157:0}, i=29, mask={140:0}] [L26] COND TRUE i < sizeof(mask) VAL [b={157:0}, i=29, mask={140:0}] [L27] CALL, EXPR foo(mask, i + 1) VAL [\old(size)=30, b={140:0}] [L15] char a[32]; [L16] int i; [L17] i = 0 VAL [\old(size)=30, b={140:0}, b={140:0}, i=0, size=30] [L17] COND TRUE i <= size VAL [\old(size)=30, b={140:0}, b={140:0}, i=0, size=30] [L18] EXPR a[i] VAL [\old(size)=30, b={140:0}, b={140:0}, i=0, size=30] [L18] EXPR b[i] VAL [\old(size)=30, b={140:0}, b={140:0}, b[i]=148, i=0, size=30] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=30, b={140:0}, b={140:0}, i=1, size=30] [L17] COND TRUE i <= size VAL [\old(size)=30, b={140:0}, b={140:0}, i=1, size=30] [L18] EXPR a[i] VAL [\old(size)=30, b={140:0}, b={140:0}, i=1, size=30] [L18] EXPR b[i] VAL [\old(size)=30, b={140:0}, b={140:0}, b[i]=162, i=1, size=30] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=30, b={140:0}, b={140:0}, i=2, size=30] [L17] COND TRUE i <= size VAL [\old(size)=30, b={140:0}, b={140:0}, i=2, size=30] [L18] EXPR a[i] VAL [\old(size)=30, b={140:0}, b={140:0}, i=2, size=30] [L18] EXPR b[i] VAL [\old(size)=30, b={140:0}, b={140:0}, b[i]=143, i=2, size=30] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=30, b={140:0}, b={140:0}, i=3, size=30] [L17] COND TRUE i <= size VAL [\old(size)=30, b={140:0}, b={140:0}, i=3, size=30] [L18] EXPR a[i] VAL [\old(size)=30, b={140:0}, b={140:0}, i=3, size=30] [L18] EXPR b[i] VAL [\old(size)=30, b={140:0}, b={140:0}, b[i]=131, i=3, size=30] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=30, b={140:0}, b={140:0}, i=4, size=30] [L17] COND TRUE i <= size VAL [\old(size)=30, b={140:0}, b={140:0}, i=4, size=30] [L18] EXPR a[i] VAL [\old(size)=30, b={140:0}, b={140:0}, i=4, size=30] [L18] EXPR b[i] VAL [\old(size)=30, b={140:0}, b={140:0}, b[i]=130, i=4, size=30] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=30, b={140:0}, b={140:0}, i=5, size=30] [L17] COND TRUE i <= size VAL [\old(size)=30, b={140:0}, b={140:0}, i=5, size=30] [L18] EXPR a[i] VAL [\old(size)=30, b={140:0}, b={140:0}, i=5, size=30] [L18] EXPR b[i] VAL [\old(size)=30, b={140:0}, b={140:0}, b[i]=139, i=5, size=30] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=30, b={140:0}, b={140:0}, i=6, size=30] [L17] COND TRUE i <= size VAL [\old(size)=30, b={140:0}, b={140:0}, i=6, size=30] [L18] EXPR a[i] VAL [\old(size)=30, b={140:0}, b={140:0}, i=6, size=30] [L18] EXPR b[i] VAL [\old(size)=30, b={140:0}, b={140:0}, b[i]=129, i=6, size=30] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=30, b={140:0}, b={140:0}, i=7, size=30] [L17] COND TRUE i <= size VAL [\old(size)=30, b={140:0}, b={140:0}, i=7, size=30] [L18] EXPR a[i] VAL [\old(size)=30, b={140:0}, b={140:0}, i=7, size=30] [L18] EXPR b[i] VAL [\old(size)=30, b={140:0}, b={140:0}, b[i]=149, i=7, size=30] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=30, b={140:0}, b={140:0}, i=8, size=30] [L17] COND TRUE i <= size VAL [\old(size)=30, b={140:0}, b={140:0}, i=8, size=30] [L18] EXPR a[i] VAL [\old(size)=30, b={140:0}, b={140:0}, i=8, size=30] [L18] EXPR b[i] VAL [\old(size)=30, b={140:0}, b={140:0}, b[i]=155, i=8, size=30] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=30, b={140:0}, b={140:0}, i=9, size=30] [L17] COND TRUE i <= size VAL [\old(size)=30, b={140:0}, b={140:0}, i=9, size=30] [L18] EXPR a[i] VAL [\old(size)=30, b={140:0}, b={140:0}, i=9, size=30] [L18] EXPR b[i] VAL [\old(size)=30, b={140:0}, b={140:0}, b[i]=135, i=9, size=30] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=30, b={140:0}, b={140:0}, i=10, size=30] [L17] COND TRUE i <= size VAL [\old(size)=30, b={140:0}, b={140:0}, i=10, size=30] [L18] EXPR a[i] VAL [\old(size)=30, b={140:0}, b={140:0}, i=10, size=30] [L18] EXPR b[i] VAL [\old(size)=30, b={140:0}, b={140:0}, b[i]=150, i=10, size=30] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=30, b={140:0}, b={140:0}, i=11, size=30] [L17] COND TRUE i <= size VAL [\old(size)=30, b={140:0}, b={140:0}, i=11, size=30] [L18] EXPR a[i] VAL [\old(size)=30, b={140:0}, b={140:0}, i=11, size=30] [L18] EXPR b[i] VAL [\old(size)=30, b={140:0}, b={140:0}, b[i]=146, i=11, size=30] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=30, b={140:0}, b={140:0}, i=12, size=30] [L17] COND TRUE i <= size VAL [\old(size)=30, b={140:0}, b={140:0}, i=12, size=30] [L18] EXPR a[i] VAL [\old(size)=30, b={140:0}, b={140:0}, i=12, size=30] [L18] EXPR b[i] VAL [\old(size)=30, b={140:0}, b={140:0}, b[i]=151, i=12, size=30] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=30, b={140:0}, b={140:0}, i=13, size=30] [L17] COND TRUE i <= size VAL [\old(size)=30, b={140:0}, b={140:0}, i=13, size=30] [L18] EXPR a[i] VAL [\old(size)=30, b={140:0}, b={140:0}, i=13, size=30] [L18] EXPR b[i] VAL [\old(size)=30, b={140:0}, b={140:0}, b[i]=158, i=13, size=30] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=30, b={140:0}, b={140:0}, i=14, size=30] [L17] COND TRUE i <= size VAL [\old(size)=30, b={140:0}, b={140:0}, i=14, size=30] [L18] EXPR a[i] VAL [\old(size)=30, b={140:0}, b={140:0}, i=14, size=30] [L18] EXPR b[i] VAL [\old(size)=30, b={140:0}, b={140:0}, b[i]=154, i=14, size=30] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=30, b={140:0}, b={140:0}, i=15, size=30] [L17] COND TRUE i <= size VAL [\old(size)=30, b={140:0}, b={140:0}, i=15, size=30] [L18] EXPR a[i] VAL [\old(size)=30, b={140:0}, b={140:0}, i=15, size=30] [L18] EXPR b[i] VAL [\old(size)=30, b={140:0}, b={140:0}, b[i]=136, i=15, size=30] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=30, b={140:0}, b={140:0}, i=16, size=30] [L17] COND TRUE i <= size VAL [\old(size)=30, b={140:0}, b={140:0}, i=16, size=30] [L18] EXPR a[i] VAL [\old(size)=30, b={140:0}, b={140:0}, i=16, size=30] [L18] EXPR b[i] VAL [\old(size)=30, b={140:0}, b={140:0}, b[i]=138, i=16, size=30] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=30, b={140:0}, b={140:0}, i=17, size=30] [L17] COND TRUE i <= size VAL [\old(size)=30, b={140:0}, b={140:0}, i=17, size=30] [L18] EXPR a[i] VAL [\old(size)=30, b={140:0}, b={140:0}, i=17, size=30] [L18] EXPR b[i] VAL [\old(size)=30, b={140:0}, b={140:0}, b[i]=152, i=17, size=30] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=30, b={140:0}, b={140:0}, i=18, size=30] [L17] COND TRUE i <= size VAL [\old(size)=30, b={140:0}, b={140:0}, i=18, size=30] [L18] EXPR a[i] VAL [\old(size)=30, b={140:0}, b={140:0}, i=18, size=30] [L18] EXPR b[i] VAL [\old(size)=30, b={140:0}, b={140:0}, b[i]=141, i=18, size=30] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=30, b={140:0}, b={140:0}, i=19, size=30] [L17] COND TRUE i <= size VAL [\old(size)=30, b={140:0}, b={140:0}, i=19, size=30] [L18] EXPR a[i] VAL [\old(size)=30, b={140:0}, b={140:0}, i=19, size=30] [L18] EXPR b[i] VAL [\old(size)=30, b={140:0}, b={140:0}, b[i]=132, i=19, size=30] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=30, b={140:0}, b={140:0}, i=20, size=30] [L17] COND TRUE i <= size VAL [\old(size)=30, b={140:0}, b={140:0}, i=20, size=30] [L18] EXPR a[i] VAL [\old(size)=30, b={140:0}, b={140:0}, i=20, size=30] [L18] EXPR b[i] VAL [\old(size)=30, b={140:0}, b={140:0}, b[i]=133, i=20, size=30] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=30, b={140:0}, b={140:0}, i=21, size=30] [L17] COND TRUE i <= size VAL [\old(size)=30, b={140:0}, b={140:0}, i=21, size=30] [L18] EXPR a[i] VAL [\old(size)=30, b={140:0}, b={140:0}, i=21, size=30] [L18] EXPR b[i] VAL [\old(size)=30, b={140:0}, b={140:0}, b[i]=137, i=21, size=30] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=30, b={140:0}, b={140:0}, i=22, size=30] [L17] COND TRUE i <= size VAL [\old(size)=30, b={140:0}, b={140:0}, i=22, size=30] [L18] EXPR a[i] VAL [\old(size)=30, b={140:0}, b={140:0}, i=22, size=30] [L18] EXPR b[i] VAL [\old(size)=30, b={140:0}, b={140:0}, b[i]=159, i=22, size=30] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=30, b={140:0}, b={140:0}, i=23, size=30] [L17] COND TRUE i <= size VAL [\old(size)=30, b={140:0}, b={140:0}, i=23, size=30] [L18] EXPR a[i] VAL [\old(size)=30, b={140:0}, b={140:0}, i=23, size=30] [L18] EXPR b[i] VAL [\old(size)=30, b={140:0}, b={140:0}, b[i]=163, i=23, size=30] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=30, b={140:0}, b={140:0}, i=24, size=30] [L17] COND TRUE i <= size VAL [\old(size)=30, b={140:0}, b={140:0}, i=24, size=30] [L18] EXPR a[i] VAL [\old(size)=30, b={140:0}, b={140:0}, i=24, size=30] [L18] EXPR b[i] VAL [\old(size)=30, b={140:0}, b={140:0}, b[i]=144, i=24, size=30] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=30, b={140:0}, b={140:0}, i=25, size=30] [L17] COND TRUE i <= size VAL [\old(size)=30, b={140:0}, b={140:0}, i=25, size=30] [L18] EXPR a[i] VAL [\old(size)=30, b={140:0}, b={140:0}, i=25, size=30] [L18] EXPR b[i] VAL [\old(size)=30, b={140:0}, b={140:0}, b[i]=153, i=25, size=30] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=30, b={140:0}, b={140:0}, i=26, size=30] [L17] COND TRUE i <= size VAL [\old(size)=30, b={140:0}, b={140:0}, i=26, size=30] [L18] EXPR a[i] VAL [\old(size)=30, b={140:0}, b={140:0}, i=26, size=30] [L18] EXPR b[i] VAL [\old(size)=30, b={140:0}, b={140:0}, b[i]=145, i=26, size=30] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=30, b={140:0}, b={140:0}, i=27, size=30] [L17] COND TRUE i <= size VAL [\old(size)=30, b={140:0}, b={140:0}, i=27, size=30] [L18] EXPR a[i] VAL [\old(size)=30, b={140:0}, b={140:0}, i=27, size=30] [L18] EXPR b[i] VAL [\old(size)=30, b={140:0}, b={140:0}, b[i]=164, i=27, size=30] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=30, b={140:0}, b={140:0}, i=28, size=30] [L17] COND TRUE i <= size VAL [\old(size)=30, b={140:0}, b={140:0}, i=28, size=30] [L18] EXPR a[i] VAL [\old(size)=30, b={140:0}, b={140:0}, i=28, size=30] [L18] EXPR b[i] VAL [\old(size)=30, b={140:0}, b={140:0}, b[i]=160, i=28, size=30] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=30, b={140:0}, b={140:0}, i=29, size=30] [L17] COND TRUE i <= size VAL [\old(size)=30, b={140:0}, b={140:0}, i=29, size=30] [L18] EXPR a[i] VAL [\old(size)=30, b={140:0}, b={140:0}, i=29, size=30] [L18] EXPR b[i] VAL [\old(size)=30, b={140:0}, b={140:0}, b[i]=142, i=29, size=30] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=30, b={140:0}, b={140:0}, i=30, size=30] [L17] COND TRUE i <= size VAL [\old(size)=30, b={140:0}, b={140:0}, i=30, size=30] [L18] EXPR a[i] VAL [\old(size)=30, b={140:0}, b={140:0}, i=30, size=30] [L18] EXPR b[i] VAL [\old(size)=30, b={140:0}, b={140:0}, b[i]=161, i=30, size=30] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=30, b={140:0}, b={140:0}, i=31, size=30] [L17] COND FALSE !(i <= size) VAL [\old(size)=30, b={140:0}, b={140:0}, i=31, size=30] [L20] return i; VAL [\old(size)=30, \result=31, b={140:0}, b={140:0}, i=31, size=30] [L27] RET, EXPR foo(mask, i + 1) VAL [b={157:0}, foo(mask, i + 1)=31, i=29, mask={140:0}] [L27] b[i] = foo(mask, i + 1) VAL [b={157:0}, foo(mask, i + 1)=31, i=29, mask={140:0}] [L26] i++ VAL [b={157:0}, i=30, mask={140:0}] [L26] COND TRUE i < sizeof(mask) VAL [b={157:0}, i=30, mask={140:0}] [L27] CALL, EXPR foo(mask, i + 1) VAL [\old(size)=31, b={140:0}] [L15] char a[32]; [L16] int i; [L17] i = 0 VAL [\old(size)=31, b={140:0}, b={140:0}, i=0, size=31] [L17] COND TRUE i <= size VAL [\old(size)=31, b={140:0}, b={140:0}, i=0, size=31] [L18] EXPR a[i] VAL [\old(size)=31, b={140:0}, b={140:0}, i=0, size=31] [L18] EXPR b[i] VAL [\old(size)=31, b={140:0}, b={140:0}, b[i]=148, i=0, size=31] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=31, b={140:0}, b={140:0}, i=1, size=31] [L17] COND TRUE i <= size VAL [\old(size)=31, b={140:0}, b={140:0}, i=1, size=31] [L18] EXPR a[i] VAL [\old(size)=31, b={140:0}, b={140:0}, i=1, size=31] [L18] EXPR b[i] VAL [\old(size)=31, b={140:0}, b={140:0}, b[i]=162, i=1, size=31] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=31, b={140:0}, b={140:0}, i=2, size=31] [L17] COND TRUE i <= size VAL [\old(size)=31, b={140:0}, b={140:0}, i=2, size=31] [L18] EXPR a[i] VAL [\old(size)=31, b={140:0}, b={140:0}, i=2, size=31] [L18] EXPR b[i] VAL [\old(size)=31, b={140:0}, b={140:0}, b[i]=143, i=2, size=31] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=31, b={140:0}, b={140:0}, i=3, size=31] [L17] COND TRUE i <= size VAL [\old(size)=31, b={140:0}, b={140:0}, i=3, size=31] [L18] EXPR a[i] VAL [\old(size)=31, b={140:0}, b={140:0}, i=3, size=31] [L18] EXPR b[i] VAL [\old(size)=31, b={140:0}, b={140:0}, b[i]=131, i=3, size=31] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=31, b={140:0}, b={140:0}, i=4, size=31] [L17] COND TRUE i <= size VAL [\old(size)=31, b={140:0}, b={140:0}, i=4, size=31] [L18] EXPR a[i] VAL [\old(size)=31, b={140:0}, b={140:0}, i=4, size=31] [L18] EXPR b[i] VAL [\old(size)=31, b={140:0}, b={140:0}, b[i]=130, i=4, size=31] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=31, b={140:0}, b={140:0}, i=5, size=31] [L17] COND TRUE i <= size VAL [\old(size)=31, b={140:0}, b={140:0}, i=5, size=31] [L18] EXPR a[i] VAL [\old(size)=31, b={140:0}, b={140:0}, i=5, size=31] [L18] EXPR b[i] VAL [\old(size)=31, b={140:0}, b={140:0}, b[i]=139, i=5, size=31] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=31, b={140:0}, b={140:0}, i=6, size=31] [L17] COND TRUE i <= size VAL [\old(size)=31, b={140:0}, b={140:0}, i=6, size=31] [L18] EXPR a[i] VAL [\old(size)=31, b={140:0}, b={140:0}, i=6, size=31] [L18] EXPR b[i] VAL [\old(size)=31, b={140:0}, b={140:0}, b[i]=129, i=6, size=31] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=31, b={140:0}, b={140:0}, i=7, size=31] [L17] COND TRUE i <= size VAL [\old(size)=31, b={140:0}, b={140:0}, i=7, size=31] [L18] EXPR a[i] VAL [\old(size)=31, b={140:0}, b={140:0}, i=7, size=31] [L18] EXPR b[i] VAL [\old(size)=31, b={140:0}, b={140:0}, b[i]=149, i=7, size=31] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=31, b={140:0}, b={140:0}, i=8, size=31] [L17] COND TRUE i <= size VAL [\old(size)=31, b={140:0}, b={140:0}, i=8, size=31] [L18] EXPR a[i] VAL [\old(size)=31, b={140:0}, b={140:0}, i=8, size=31] [L18] EXPR b[i] VAL [\old(size)=31, b={140:0}, b={140:0}, b[i]=155, i=8, size=31] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=31, b={140:0}, b={140:0}, i=9, size=31] [L17] COND TRUE i <= size VAL [\old(size)=31, b={140:0}, b={140:0}, i=9, size=31] [L18] EXPR a[i] VAL [\old(size)=31, b={140:0}, b={140:0}, i=9, size=31] [L18] EXPR b[i] VAL [\old(size)=31, b={140:0}, b={140:0}, b[i]=135, i=9, size=31] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=31, b={140:0}, b={140:0}, i=10, size=31] [L17] COND TRUE i <= size VAL [\old(size)=31, b={140:0}, b={140:0}, i=10, size=31] [L18] EXPR a[i] VAL [\old(size)=31, b={140:0}, b={140:0}, i=10, size=31] [L18] EXPR b[i] VAL [\old(size)=31, b={140:0}, b={140:0}, b[i]=150, i=10, size=31] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=31, b={140:0}, b={140:0}, i=11, size=31] [L17] COND TRUE i <= size VAL [\old(size)=31, b={140:0}, b={140:0}, i=11, size=31] [L18] EXPR a[i] VAL [\old(size)=31, b={140:0}, b={140:0}, i=11, size=31] [L18] EXPR b[i] VAL [\old(size)=31, b={140:0}, b={140:0}, b[i]=146, i=11, size=31] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=31, b={140:0}, b={140:0}, i=12, size=31] [L17] COND TRUE i <= size VAL [\old(size)=31, b={140:0}, b={140:0}, i=12, size=31] [L18] EXPR a[i] VAL [\old(size)=31, b={140:0}, b={140:0}, i=12, size=31] [L18] EXPR b[i] VAL [\old(size)=31, b={140:0}, b={140:0}, b[i]=151, i=12, size=31] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=31, b={140:0}, b={140:0}, i=13, size=31] [L17] COND TRUE i <= size VAL [\old(size)=31, b={140:0}, b={140:0}, i=13, size=31] [L18] EXPR a[i] VAL [\old(size)=31, b={140:0}, b={140:0}, i=13, size=31] [L18] EXPR b[i] VAL [\old(size)=31, b={140:0}, b={140:0}, b[i]=158, i=13, size=31] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=31, b={140:0}, b={140:0}, i=14, size=31] [L17] COND TRUE i <= size VAL [\old(size)=31, b={140:0}, b={140:0}, i=14, size=31] [L18] EXPR a[i] VAL [\old(size)=31, b={140:0}, b={140:0}, i=14, size=31] [L18] EXPR b[i] VAL [\old(size)=31, b={140:0}, b={140:0}, b[i]=154, i=14, size=31] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=31, b={140:0}, b={140:0}, i=15, size=31] [L17] COND TRUE i <= size VAL [\old(size)=31, b={140:0}, b={140:0}, i=15, size=31] [L18] EXPR a[i] VAL [\old(size)=31, b={140:0}, b={140:0}, i=15, size=31] [L18] EXPR b[i] VAL [\old(size)=31, b={140:0}, b={140:0}, b[i]=136, i=15, size=31] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=31, b={140:0}, b={140:0}, i=16, size=31] [L17] COND TRUE i <= size VAL [\old(size)=31, b={140:0}, b={140:0}, i=16, size=31] [L18] EXPR a[i] VAL [\old(size)=31, b={140:0}, b={140:0}, i=16, size=31] [L18] EXPR b[i] VAL [\old(size)=31, b={140:0}, b={140:0}, b[i]=138, i=16, size=31] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=31, b={140:0}, b={140:0}, i=17, size=31] [L17] COND TRUE i <= size VAL [\old(size)=31, b={140:0}, b={140:0}, i=17, size=31] [L18] EXPR a[i] VAL [\old(size)=31, b={140:0}, b={140:0}, i=17, size=31] [L18] EXPR b[i] VAL [\old(size)=31, b={140:0}, b={140:0}, b[i]=152, i=17, size=31] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=31, b={140:0}, b={140:0}, i=18, size=31] [L17] COND TRUE i <= size VAL [\old(size)=31, b={140:0}, b={140:0}, i=18, size=31] [L18] EXPR a[i] VAL [\old(size)=31, b={140:0}, b={140:0}, i=18, size=31] [L18] EXPR b[i] VAL [\old(size)=31, b={140:0}, b={140:0}, b[i]=141, i=18, size=31] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=31, b={140:0}, b={140:0}, i=19, size=31] [L17] COND TRUE i <= size VAL [\old(size)=31, b={140:0}, b={140:0}, i=19, size=31] [L18] EXPR a[i] VAL [\old(size)=31, b={140:0}, b={140:0}, i=19, size=31] [L18] EXPR b[i] VAL [\old(size)=31, b={140:0}, b={140:0}, b[i]=132, i=19, size=31] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=31, b={140:0}, b={140:0}, i=20, size=31] [L17] COND TRUE i <= size VAL [\old(size)=31, b={140:0}, b={140:0}, i=20, size=31] [L18] EXPR a[i] VAL [\old(size)=31, b={140:0}, b={140:0}, i=20, size=31] [L18] EXPR b[i] VAL [\old(size)=31, b={140:0}, b={140:0}, b[i]=133, i=20, size=31] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=31, b={140:0}, b={140:0}, i=21, size=31] [L17] COND TRUE i <= size VAL [\old(size)=31, b={140:0}, b={140:0}, i=21, size=31] [L18] EXPR a[i] VAL [\old(size)=31, b={140:0}, b={140:0}, i=21, size=31] [L18] EXPR b[i] VAL [\old(size)=31, b={140:0}, b={140:0}, b[i]=137, i=21, size=31] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=31, b={140:0}, b={140:0}, i=22, size=31] [L17] COND TRUE i <= size VAL [\old(size)=31, b={140:0}, b={140:0}, i=22, size=31] [L18] EXPR a[i] VAL [\old(size)=31, b={140:0}, b={140:0}, i=22, size=31] [L18] EXPR b[i] VAL [\old(size)=31, b={140:0}, b={140:0}, b[i]=159, i=22, size=31] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=31, b={140:0}, b={140:0}, i=23, size=31] [L17] COND TRUE i <= size VAL [\old(size)=31, b={140:0}, b={140:0}, i=23, size=31] [L18] EXPR a[i] VAL [\old(size)=31, b={140:0}, b={140:0}, i=23, size=31] [L18] EXPR b[i] VAL [\old(size)=31, b={140:0}, b={140:0}, b[i]=163, i=23, size=31] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=31, b={140:0}, b={140:0}, i=24, size=31] [L17] COND TRUE i <= size VAL [\old(size)=31, b={140:0}, b={140:0}, i=24, size=31] [L18] EXPR a[i] VAL [\old(size)=31, b={140:0}, b={140:0}, i=24, size=31] [L18] EXPR b[i] VAL [\old(size)=31, b={140:0}, b={140:0}, b[i]=144, i=24, size=31] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=31, b={140:0}, b={140:0}, i=25, size=31] [L17] COND TRUE i <= size VAL [\old(size)=31, b={140:0}, b={140:0}, i=25, size=31] [L18] EXPR a[i] VAL [\old(size)=31, b={140:0}, b={140:0}, i=25, size=31] [L18] EXPR b[i] VAL [\old(size)=31, b={140:0}, b={140:0}, b[i]=153, i=25, size=31] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=31, b={140:0}, b={140:0}, i=26, size=31] [L17] COND TRUE i <= size VAL [\old(size)=31, b={140:0}, b={140:0}, i=26, size=31] [L18] EXPR a[i] VAL [\old(size)=31, b={140:0}, b={140:0}, i=26, size=31] [L18] EXPR b[i] VAL [\old(size)=31, b={140:0}, b={140:0}, b[i]=145, i=26, size=31] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=31, b={140:0}, b={140:0}, i=27, size=31] [L17] COND TRUE i <= size VAL [\old(size)=31, b={140:0}, b={140:0}, i=27, size=31] [L18] EXPR a[i] VAL [\old(size)=31, b={140:0}, b={140:0}, i=27, size=31] [L18] EXPR b[i] VAL [\old(size)=31, b={140:0}, b={140:0}, b[i]=164, i=27, size=31] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=31, b={140:0}, b={140:0}, i=28, size=31] [L17] COND TRUE i <= size VAL [\old(size)=31, b={140:0}, b={140:0}, i=28, size=31] [L18] EXPR a[i] VAL [\old(size)=31, b={140:0}, b={140:0}, i=28, size=31] [L18] EXPR b[i] VAL [\old(size)=31, b={140:0}, b={140:0}, b[i]=160, i=28, size=31] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=31, b={140:0}, b={140:0}, i=29, size=31] [L17] COND TRUE i <= size VAL [\old(size)=31, b={140:0}, b={140:0}, i=29, size=31] [L18] EXPR a[i] VAL [\old(size)=31, b={140:0}, b={140:0}, i=29, size=31] [L18] EXPR b[i] VAL [\old(size)=31, b={140:0}, b={140:0}, b[i]=142, i=29, size=31] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=31, b={140:0}, b={140:0}, i=30, size=31] [L17] COND TRUE i <= size VAL [\old(size)=31, b={140:0}, b={140:0}, i=30, size=31] [L18] EXPR a[i] VAL [\old(size)=31, b={140:0}, b={140:0}, i=30, size=31] [L18] EXPR b[i] VAL [\old(size)=31, b={140:0}, b={140:0}, b[i]=161, i=30, size=31] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=31, b={140:0}, b={140:0}, i=31, size=31] [L17] COND TRUE i <= size VAL [\old(size)=31, b={140:0}, b={140:0}, i=31, size=31] [L18] EXPR a[i] VAL [\old(size)=31, b={140:0}, b={140:0}, i=31, size=31] [L18] EXPR b[i] VAL [\old(size)=31, b={140:0}, b={140:0}, b[i]=134, i=31, size=31] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=31, b={140:0}, b={140:0}, i=32, size=31] [L17] COND FALSE !(i <= size) VAL [\old(size)=31, b={140:0}, b={140:0}, i=32, size=31] [L20] return i; VAL [\old(size)=31, \result=32, b={140:0}, b={140:0}, i=32, size=31] [L27] RET, EXPR foo(mask, i + 1) VAL [b={157:0}, foo(mask, i + 1)=32, i=30, mask={140:0}] [L27] b[i] = foo(mask, i + 1) VAL [b={157:0}, foo(mask, i + 1)=32, i=30, mask={140:0}] [L26] i++ VAL [b={157:0}, i=31, mask={140:0}] [L26] COND TRUE i < sizeof(mask) VAL [b={157:0}, i=31, mask={140:0}] [L27] CALL foo(mask, i + 1) VAL [\old(size)=32, b={140:0}] [L15] char a[32]; [L16] int i; [L17] i = 0 VAL [\old(size)=32, b={140:0}, b={140:0}, i=0, size=32] [L17] COND TRUE i <= size VAL [\old(size)=32, b={140:0}, b={140:0}, i=0, size=32] [L18] EXPR a[i] VAL [\old(size)=32, b={140:0}, b={140:0}, i=0, size=32] [L18] EXPR b[i] VAL [\old(size)=32, b={140:0}, b={140:0}, b[i]=148, i=0, size=32] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=32, b={140:0}, b={140:0}, i=1, size=32] [L17] COND TRUE i <= size VAL [\old(size)=32, b={140:0}, b={140:0}, i=1, size=32] [L18] EXPR a[i] VAL [\old(size)=32, b={140:0}, b={140:0}, i=1, size=32] [L18] EXPR b[i] VAL [\old(size)=32, b={140:0}, b={140:0}, b[i]=162, i=1, size=32] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=32, b={140:0}, b={140:0}, i=2, size=32] [L17] COND TRUE i <= size VAL [\old(size)=32, b={140:0}, b={140:0}, i=2, size=32] [L18] EXPR a[i] VAL [\old(size)=32, b={140:0}, b={140:0}, i=2, size=32] [L18] EXPR b[i] VAL [\old(size)=32, b={140:0}, b={140:0}, b[i]=143, i=2, size=32] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=32, b={140:0}, b={140:0}, i=3, size=32] [L17] COND TRUE i <= size VAL [\old(size)=32, b={140:0}, b={140:0}, i=3, size=32] [L18] EXPR a[i] VAL [\old(size)=32, b={140:0}, b={140:0}, i=3, size=32] [L18] EXPR b[i] VAL [\old(size)=32, b={140:0}, b={140:0}, b[i]=131, i=3, size=32] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=32, b={140:0}, b={140:0}, i=4, size=32] [L17] COND TRUE i <= size VAL [\old(size)=32, b={140:0}, b={140:0}, i=4, size=32] [L18] EXPR a[i] VAL [\old(size)=32, b={140:0}, b={140:0}, i=4, size=32] [L18] EXPR b[i] VAL [\old(size)=32, b={140:0}, b={140:0}, b[i]=130, i=4, size=32] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=32, b={140:0}, b={140:0}, i=5, size=32] [L17] COND TRUE i <= size VAL [\old(size)=32, b={140:0}, b={140:0}, i=5, size=32] [L18] EXPR a[i] VAL [\old(size)=32, b={140:0}, b={140:0}, i=5, size=32] [L18] EXPR b[i] VAL [\old(size)=32, b={140:0}, b={140:0}, b[i]=139, i=5, size=32] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=32, b={140:0}, b={140:0}, i=6, size=32] [L17] COND TRUE i <= size VAL [\old(size)=32, b={140:0}, b={140:0}, i=6, size=32] [L18] EXPR a[i] VAL [\old(size)=32, b={140:0}, b={140:0}, i=6, size=32] [L18] EXPR b[i] VAL [\old(size)=32, b={140:0}, b={140:0}, b[i]=129, i=6, size=32] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=32, b={140:0}, b={140:0}, i=7, size=32] [L17] COND TRUE i <= size VAL [\old(size)=32, b={140:0}, b={140:0}, i=7, size=32] [L18] EXPR a[i] VAL [\old(size)=32, b={140:0}, b={140:0}, i=7, size=32] [L18] EXPR b[i] VAL [\old(size)=32, b={140:0}, b={140:0}, b[i]=149, i=7, size=32] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=32, b={140:0}, b={140:0}, i=8, size=32] [L17] COND TRUE i <= size VAL [\old(size)=32, b={140:0}, b={140:0}, i=8, size=32] [L18] EXPR a[i] VAL [\old(size)=32, b={140:0}, b={140:0}, i=8, size=32] [L18] EXPR b[i] VAL [\old(size)=32, b={140:0}, b={140:0}, b[i]=155, i=8, size=32] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=32, b={140:0}, b={140:0}, i=9, size=32] [L17] COND TRUE i <= size VAL [\old(size)=32, b={140:0}, b={140:0}, i=9, size=32] [L18] EXPR a[i] VAL [\old(size)=32, b={140:0}, b={140:0}, i=9, size=32] [L18] EXPR b[i] VAL [\old(size)=32, b={140:0}, b={140:0}, b[i]=135, i=9, size=32] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=32, b={140:0}, b={140:0}, i=10, size=32] [L17] COND TRUE i <= size VAL [\old(size)=32, b={140:0}, b={140:0}, i=10, size=32] [L18] EXPR a[i] VAL [\old(size)=32, b={140:0}, b={140:0}, i=10, size=32] [L18] EXPR b[i] VAL [\old(size)=32, b={140:0}, b={140:0}, b[i]=150, i=10, size=32] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=32, b={140:0}, b={140:0}, i=11, size=32] [L17] COND TRUE i <= size VAL [\old(size)=32, b={140:0}, b={140:0}, i=11, size=32] [L18] EXPR a[i] VAL [\old(size)=32, b={140:0}, b={140:0}, i=11, size=32] [L18] EXPR b[i] VAL [\old(size)=32, b={140:0}, b={140:0}, b[i]=146, i=11, size=32] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=32, b={140:0}, b={140:0}, i=12, size=32] [L17] COND TRUE i <= size VAL [\old(size)=32, b={140:0}, b={140:0}, i=12, size=32] [L18] EXPR a[i] VAL [\old(size)=32, b={140:0}, b={140:0}, i=12, size=32] [L18] EXPR b[i] VAL [\old(size)=32, b={140:0}, b={140:0}, b[i]=151, i=12, size=32] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=32, b={140:0}, b={140:0}, i=13, size=32] [L17] COND TRUE i <= size VAL [\old(size)=32, b={140:0}, b={140:0}, i=13, size=32] [L18] EXPR a[i] VAL [\old(size)=32, b={140:0}, b={140:0}, i=13, size=32] [L18] EXPR b[i] VAL [\old(size)=32, b={140:0}, b={140:0}, b[i]=158, i=13, size=32] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=32, b={140:0}, b={140:0}, i=14, size=32] [L17] COND TRUE i <= size VAL [\old(size)=32, b={140:0}, b={140:0}, i=14, size=32] [L18] EXPR a[i] VAL [\old(size)=32, b={140:0}, b={140:0}, i=14, size=32] [L18] EXPR b[i] VAL [\old(size)=32, b={140:0}, b={140:0}, b[i]=154, i=14, size=32] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=32, b={140:0}, b={140:0}, i=15, size=32] [L17] COND TRUE i <= size VAL [\old(size)=32, b={140:0}, b={140:0}, i=15, size=32] [L18] EXPR a[i] VAL [\old(size)=32, b={140:0}, b={140:0}, i=15, size=32] [L18] EXPR b[i] VAL [\old(size)=32, b={140:0}, b={140:0}, b[i]=136, i=15, size=32] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=32, b={140:0}, b={140:0}, i=16, size=32] [L17] COND TRUE i <= size VAL [\old(size)=32, b={140:0}, b={140:0}, i=16, size=32] [L18] EXPR a[i] VAL [\old(size)=32, b={140:0}, b={140:0}, i=16, size=32] [L18] EXPR b[i] VAL [\old(size)=32, b={140:0}, b={140:0}, b[i]=138, i=16, size=32] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=32, b={140:0}, b={140:0}, i=17, size=32] [L17] COND TRUE i <= size VAL [\old(size)=32, b={140:0}, b={140:0}, i=17, size=32] [L18] EXPR a[i] VAL [\old(size)=32, b={140:0}, b={140:0}, i=17, size=32] [L18] EXPR b[i] VAL [\old(size)=32, b={140:0}, b={140:0}, b[i]=152, i=17, size=32] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=32, b={140:0}, b={140:0}, i=18, size=32] [L17] COND TRUE i <= size VAL [\old(size)=32, b={140:0}, b={140:0}, i=18, size=32] [L18] EXPR a[i] VAL [\old(size)=32, b={140:0}, b={140:0}, i=18, size=32] [L18] EXPR b[i] VAL [\old(size)=32, b={140:0}, b={140:0}, b[i]=141, i=18, size=32] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=32, b={140:0}, b={140:0}, i=19, size=32] [L17] COND TRUE i <= size VAL [\old(size)=32, b={140:0}, b={140:0}, i=19, size=32] [L18] EXPR a[i] VAL [\old(size)=32, b={140:0}, b={140:0}, i=19, size=32] [L18] EXPR b[i] VAL [\old(size)=32, b={140:0}, b={140:0}, b[i]=132, i=19, size=32] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=32, b={140:0}, b={140:0}, i=20, size=32] [L17] COND TRUE i <= size VAL [\old(size)=32, b={140:0}, b={140:0}, i=20, size=32] [L18] EXPR a[i] VAL [\old(size)=32, b={140:0}, b={140:0}, i=20, size=32] [L18] EXPR b[i] VAL [\old(size)=32, b={140:0}, b={140:0}, b[i]=133, i=20, size=32] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=32, b={140:0}, b={140:0}, i=21, size=32] [L17] COND TRUE i <= size VAL [\old(size)=32, b={140:0}, b={140:0}, i=21, size=32] [L18] EXPR a[i] VAL [\old(size)=32, b={140:0}, b={140:0}, i=21, size=32] [L18] EXPR b[i] VAL [\old(size)=32, b={140:0}, b={140:0}, b[i]=137, i=21, size=32] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=32, b={140:0}, b={140:0}, i=22, size=32] [L17] COND TRUE i <= size VAL [\old(size)=32, b={140:0}, b={140:0}, i=22, size=32] [L18] EXPR a[i] VAL [\old(size)=32, b={140:0}, b={140:0}, i=22, size=32] [L18] EXPR b[i] VAL [\old(size)=32, b={140:0}, b={140:0}, b[i]=159, i=22, size=32] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=32, b={140:0}, b={140:0}, i=23, size=32] [L17] COND TRUE i <= size VAL [\old(size)=32, b={140:0}, b={140:0}, i=23, size=32] [L18] EXPR a[i] VAL [\old(size)=32, b={140:0}, b={140:0}, i=23, size=32] [L18] EXPR b[i] VAL [\old(size)=32, b={140:0}, b={140:0}, b[i]=163, i=23, size=32] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=32, b={140:0}, b={140:0}, i=24, size=32] [L17] COND TRUE i <= size VAL [\old(size)=32, b={140:0}, b={140:0}, i=24, size=32] [L18] EXPR a[i] VAL [\old(size)=32, b={140:0}, b={140:0}, i=24, size=32] [L18] EXPR b[i] VAL [\old(size)=32, b={140:0}, b={140:0}, b[i]=144, i=24, size=32] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=32, b={140:0}, b={140:0}, i=25, size=32] [L17] COND TRUE i <= size VAL [\old(size)=32, b={140:0}, b={140:0}, i=25, size=32] [L18] EXPR a[i] VAL [\old(size)=32, b={140:0}, b={140:0}, i=25, size=32] [L18] EXPR b[i] VAL [\old(size)=32, b={140:0}, b={140:0}, b[i]=153, i=25, size=32] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=32, b={140:0}, b={140:0}, i=26, size=32] [L17] COND TRUE i <= size VAL [\old(size)=32, b={140:0}, b={140:0}, i=26, size=32] [L18] EXPR a[i] VAL [\old(size)=32, b={140:0}, b={140:0}, i=26, size=32] [L18] EXPR b[i] VAL [\old(size)=32, b={140:0}, b={140:0}, b[i]=145, i=26, size=32] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=32, b={140:0}, b={140:0}, i=27, size=32] [L17] COND TRUE i <= size VAL [\old(size)=32, b={140:0}, b={140:0}, i=27, size=32] [L18] EXPR a[i] VAL [\old(size)=32, b={140:0}, b={140:0}, i=27, size=32] [L18] EXPR b[i] VAL [\old(size)=32, b={140:0}, b={140:0}, b[i]=164, i=27, size=32] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=32, b={140:0}, b={140:0}, i=28, size=32] [L17] COND TRUE i <= size VAL [\old(size)=32, b={140:0}, b={140:0}, i=28, size=32] [L18] EXPR a[i] VAL [\old(size)=32, b={140:0}, b={140:0}, i=28, size=32] [L18] EXPR b[i] VAL [\old(size)=32, b={140:0}, b={140:0}, b[i]=160, i=28, size=32] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=32, b={140:0}, b={140:0}, i=29, size=32] [L17] COND TRUE i <= size VAL [\old(size)=32, b={140:0}, b={140:0}, i=29, size=32] [L18] EXPR a[i] VAL [\old(size)=32, b={140:0}, b={140:0}, i=29, size=32] [L18] EXPR b[i] VAL [\old(size)=32, b={140:0}, b={140:0}, b[i]=142, i=29, size=32] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=32, b={140:0}, b={140:0}, i=30, size=32] [L17] COND TRUE i <= size VAL [\old(size)=32, b={140:0}, b={140:0}, i=30, size=32] [L18] EXPR a[i] VAL [\old(size)=32, b={140:0}, b={140:0}, i=30, size=32] [L18] EXPR b[i] VAL [\old(size)=32, b={140:0}, b={140:0}, b[i]=161, i=30, size=32] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=32, b={140:0}, b={140:0}, i=31, size=32] [L17] COND TRUE i <= size VAL [\old(size)=32, b={140:0}, b={140:0}, i=31, size=32] [L18] EXPR a[i] VAL [\old(size)=32, b={140:0}, b={140:0}, i=31, size=32] [L18] EXPR b[i] VAL [\old(size)=32, b={140:0}, b={140:0}, b[i]=134, i=31, size=32] [L18] a[i] = b[i] [L17] i++ VAL [\old(size)=32, b={140:0}, b={140:0}, i=32, size=32] [L17] COND TRUE i <= size VAL [\old(size)=32, b={140:0}, b={140:0}, i=32, size=32] [L18] a[i] VAL [\old(size)=32, b={140:0}, b={140:0}, i=32, size=32] - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 40 locations, 8 error locations. UNSAFE Result, 483.4s OverallTime, 84 OverallIterations, 560 TraceHistogramMax, 152.7s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 2547 SDtfs, 76416 SDslu, 42350 SDs, 0 SdLazy, 204684 SolverSat, 12801 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 57.5s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 97164 GetRequests, 88735 SyntacticMatches, 21 SemanticMatches, 8408 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 424431 ImplicationChecksByTransitivity, 137.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=3492occurred in iteration=81, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.6s AutomataMinimizationTime, 83 MinimizatonAttempts, 1419 StatesRemovedByMinimization, 81 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 3.4s SsaConstructionTime, 160.6s SatisfiabilityAnalysisTime, 114.3s InterpolantComputationTime, 184021 NumberOfCodeBlocks, 170192 NumberOfCodeBlocksAsserted, 1219 NumberOfCheckSat, 180715 ConstructedInterpolants, 116 QuantifiedInterpolants, 503282699 SizeOfPredicates, 181 NumberOfNonLiveVariables, 193379 ConjunctsInSsa, 2469 ConjunctsInUnsatCore, 159 InterpolantComputations, 8 PerfectInterpolantSequences, 26506844/26847347 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be incorrect! Received shutdown request...