./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/array-memsafety/bubblesort-alloca-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version cad46833 Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_59838953-9466-48af-a688-16ba71364113/bin/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_59838953-9466-48af-a688-16ba71364113/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_59838953-9466-48af-a688-16ba71364113/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_59838953-9466-48af-a688-16ba71364113/bin/uautomizer/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/array-memsafety/bubblesort-alloca-2.i -s /tmp/vcloud-vcloud-master/worker/run_dir_59838953-9466-48af-a688-16ba71364113/bin/uautomizer/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_59838953-9466-48af-a688-16ba71364113/bin/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 a2eb39e0d0d0fa911fcf8a16c5f9511be1d37325 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.24-cad4683 [2019-11-15 21:00:42,661 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-15 21:00:42,663 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-15 21:00:42,678 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-15 21:00:42,678 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-15 21:00:42,679 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-15 21:00:42,681 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-15 21:00:42,683 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-15 21:00:42,685 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-15 21:00:42,686 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-15 21:00:42,687 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-15 21:00:42,688 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-15 21:00:42,688 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-15 21:00:42,689 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-15 21:00:42,690 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-15 21:00:42,691 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-15 21:00:42,692 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-15 21:00:42,693 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-15 21:00:42,695 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-15 21:00:42,697 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-15 21:00:42,698 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-15 21:00:42,700 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-15 21:00:42,704 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-15 21:00:42,707 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-15 21:00:42,710 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-15 21:00:42,713 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-15 21:00:42,714 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-15 21:00:42,715 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-15 21:00:42,715 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-15 21:00:42,716 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-15 21:00:42,718 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-15 21:00:42,719 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-15 21:00:42,719 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-15 21:00:42,720 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-15 21:00:42,721 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-15 21:00:42,722 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-15 21:00:42,723 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-15 21:00:42,724 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-15 21:00:42,724 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-15 21:00:42,725 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-15 21:00:42,727 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-15 21:00:42,728 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_59838953-9466-48af-a688-16ba71364113/bin/uautomizer/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf [2019-11-15 21:00:42,741 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-15 21:00:42,741 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-15 21:00:42,742 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-15 21:00:42,743 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-15 21:00:42,743 INFO L138 SettingsManager]: * Use SBE=true [2019-11-15 21:00:42,743 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-15 21:00:42,744 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-15 21:00:42,744 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-15 21:00:42,744 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-15 21:00:42,744 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-15 21:00:42,745 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-15 21:00:42,745 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-15 21:00:42,745 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-15 21:00:42,745 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-15 21:00:42,746 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-15 21:00:42,746 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-15 21:00:42,746 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-15 21:00:42,746 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-15 21:00:42,747 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-15 21:00:42,747 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-15 21:00:42,747 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-15 21:00:42,747 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-15 21:00:42,748 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-15 21:00:42,748 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-15 21:00:42,748 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-15 21:00:42,748 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-15 21:00:42,749 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_59838953-9466-48af-a688-16ba71364113/bin/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 -> a2eb39e0d0d0fa911fcf8a16c5f9511be1d37325 [2019-11-15 21:00:42,782 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-15 21:00:42,796 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-15 21:00:42,799 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-15 21:00:42,801 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-15 21:00:42,801 INFO L275 PluginConnector]: CDTParser initialized [2019-11-15 21:00:42,802 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_59838953-9466-48af-a688-16ba71364113/bin/uautomizer/../../sv-benchmarks/c/array-memsafety/bubblesort-alloca-2.i [2019-11-15 21:00:42,854 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_59838953-9466-48af-a688-16ba71364113/bin/uautomizer/data/008229546/e184af629a4046ae8126bcee74d063cd/FLAGfe5a42155 [2019-11-15 21:00:43,303 INFO L306 CDTParser]: Found 1 translation units. [2019-11-15 21:00:43,304 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_59838953-9466-48af-a688-16ba71364113/sv-benchmarks/c/array-memsafety/bubblesort-alloca-2.i [2019-11-15 21:00:43,318 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_59838953-9466-48af-a688-16ba71364113/bin/uautomizer/data/008229546/e184af629a4046ae8126bcee74d063cd/FLAGfe5a42155 [2019-11-15 21:00:43,330 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_59838953-9466-48af-a688-16ba71364113/bin/uautomizer/data/008229546/e184af629a4046ae8126bcee74d063cd [2019-11-15 21:00:43,333 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-15 21:00:43,334 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2019-11-15 21:00:43,335 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-15 21:00:43,335 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-15 21:00:43,338 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-15 21:00:43,339 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.11 09:00:43" (1/1) ... [2019-11-15 21:00:43,341 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@25dcc246 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 09:00:43, skipping insertion in model container [2019-11-15 21:00:43,342 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.11 09:00:43" (1/1) ... [2019-11-15 21:00:43,348 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-15 21:00:43,393 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-15 21:00:43,762 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-15 21:00:43,774 INFO L188 MainTranslator]: Completed pre-run [2019-11-15 21:00:43,809 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-15 21:00:43,862 INFO L192 MainTranslator]: Completed translation [2019-11-15 21:00:43,863 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 09:00:43 WrapperNode [2019-11-15 21:00:43,863 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-15 21:00:43,863 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-15 21:00:43,864 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-15 21:00:43,864 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-15 21:00:43,877 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 09:00:43" (1/1) ... [2019-11-15 21:00:43,877 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 09:00:43" (1/1) ... [2019-11-15 21:00:43,900 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 09:00:43" (1/1) ... [2019-11-15 21:00:43,900 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 09:00:43" (1/1) ... [2019-11-15 21:00:43,919 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 09:00:43" (1/1) ... [2019-11-15 21:00:43,927 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 09:00:43" (1/1) ... [2019-11-15 21:00:43,931 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 09:00:43" (1/1) ... [2019-11-15 21:00:43,936 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-15 21:00:43,937 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-15 21:00:43,937 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-15 21:00:43,937 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-15 21:00:43,938 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 09:00:43" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_59838953-9466-48af-a688-16ba71364113/bin/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 [2019-11-15 21:00:43,989 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-11-15 21:00:43,990 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-15 21:00:43,990 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_32 [2019-11-15 21:00:43,990 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_64 [2019-11-15 21:00:43,990 INFO L138 BoogieDeclarations]: Found implementation of procedure __uint16_identity [2019-11-15 21:00:43,991 INFO L138 BoogieDeclarations]: Found implementation of procedure __uint32_identity [2019-11-15 21:00:43,992 INFO L138 BoogieDeclarations]: Found implementation of procedure __uint64_identity [2019-11-15 21:00:43,992 INFO L138 BoogieDeclarations]: Found implementation of procedure bubbleSort [2019-11-15 21:00:43,992 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-11-15 21:00:43,993 INFO L130 BoogieDeclarations]: Found specification of procedure __ctype_get_mb_cur_max [2019-11-15 21:00:43,993 INFO L130 BoogieDeclarations]: Found specification of procedure atof [2019-11-15 21:00:43,993 INFO L130 BoogieDeclarations]: Found specification of procedure atoi [2019-11-15 21:00:43,994 INFO L130 BoogieDeclarations]: Found specification of procedure atol [2019-11-15 21:00:43,994 INFO L130 BoogieDeclarations]: Found specification of procedure atoll [2019-11-15 21:00:43,995 INFO L130 BoogieDeclarations]: Found specification of procedure strtod [2019-11-15 21:00:43,995 INFO L130 BoogieDeclarations]: Found specification of procedure strtof [2019-11-15 21:00:43,995 INFO L130 BoogieDeclarations]: Found specification of procedure strtold [2019-11-15 21:00:43,995 INFO L130 BoogieDeclarations]: Found specification of procedure strtol [2019-11-15 21:00:43,998 INFO L130 BoogieDeclarations]: Found specification of procedure strtoul [2019-11-15 21:00:43,998 INFO L130 BoogieDeclarations]: Found specification of procedure strtoq [2019-11-15 21:00:43,998 INFO L130 BoogieDeclarations]: Found specification of procedure strtouq [2019-11-15 21:00:43,998 INFO L130 BoogieDeclarations]: Found specification of procedure strtoll [2019-11-15 21:00:43,998 INFO L130 BoogieDeclarations]: Found specification of procedure strtoull [2019-11-15 21:00:43,999 INFO L130 BoogieDeclarations]: Found specification of procedure l64a [2019-11-15 21:00:43,999 INFO L130 BoogieDeclarations]: Found specification of procedure a64l [2019-11-15 21:00:43,999 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_32 [2019-11-15 21:00:43,999 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_64 [2019-11-15 21:00:43,999 INFO L130 BoogieDeclarations]: Found specification of procedure __uint16_identity [2019-11-15 21:00:44,000 INFO L130 BoogieDeclarations]: Found specification of procedure __uint32_identity [2019-11-15 21:00:44,000 INFO L130 BoogieDeclarations]: Found specification of procedure __uint64_identity [2019-11-15 21:00:44,000 INFO L130 BoogieDeclarations]: Found specification of procedure select [2019-11-15 21:00:44,001 INFO L130 BoogieDeclarations]: Found specification of procedure pselect [2019-11-15 21:00:44,001 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_major [2019-11-15 21:00:44,001 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_minor [2019-11-15 21:00:44,001 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_makedev [2019-11-15 21:00:44,001 INFO L130 BoogieDeclarations]: Found specification of procedure random [2019-11-15 21:00:44,001 INFO L130 BoogieDeclarations]: Found specification of procedure srandom [2019-11-15 21:00:44,002 INFO L130 BoogieDeclarations]: Found specification of procedure initstate [2019-11-15 21:00:44,002 INFO L130 BoogieDeclarations]: Found specification of procedure setstate [2019-11-15 21:00:44,002 INFO L130 BoogieDeclarations]: Found specification of procedure random_r [2019-11-15 21:00:44,002 INFO L130 BoogieDeclarations]: Found specification of procedure srandom_r [2019-11-15 21:00:44,002 INFO L130 BoogieDeclarations]: Found specification of procedure initstate_r [2019-11-15 21:00:44,003 INFO L130 BoogieDeclarations]: Found specification of procedure setstate_r [2019-11-15 21:00:44,003 INFO L130 BoogieDeclarations]: Found specification of procedure rand [2019-11-15 21:00:44,003 INFO L130 BoogieDeclarations]: Found specification of procedure srand [2019-11-15 21:00:44,004 INFO L130 BoogieDeclarations]: Found specification of procedure rand_r [2019-11-15 21:00:44,004 INFO L130 BoogieDeclarations]: Found specification of procedure drand48 [2019-11-15 21:00:44,004 INFO L130 BoogieDeclarations]: Found specification of procedure erand48 [2019-11-15 21:00:44,004 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48 [2019-11-15 21:00:44,004 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48 [2019-11-15 21:00:44,005 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48 [2019-11-15 21:00:44,005 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48 [2019-11-15 21:00:44,005 INFO L130 BoogieDeclarations]: Found specification of procedure srand48 [2019-11-15 21:00:44,005 INFO L130 BoogieDeclarations]: Found specification of procedure seed48 [2019-11-15 21:00:44,005 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48 [2019-11-15 21:00:44,005 INFO L130 BoogieDeclarations]: Found specification of procedure drand48_r [2019-11-15 21:00:44,006 INFO L130 BoogieDeclarations]: Found specification of procedure erand48_r [2019-11-15 21:00:44,006 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48_r [2019-11-15 21:00:44,006 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48_r [2019-11-15 21:00:44,006 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48_r [2019-11-15 21:00:44,007 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48_r [2019-11-15 21:00:44,007 INFO L130 BoogieDeclarations]: Found specification of procedure srand48_r [2019-11-15 21:00:44,007 INFO L130 BoogieDeclarations]: Found specification of procedure seed48_r [2019-11-15 21:00:44,007 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48_r [2019-11-15 21:00:44,008 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-11-15 21:00:44,008 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2019-11-15 21:00:44,008 INFO L130 BoogieDeclarations]: Found specification of procedure realloc [2019-11-15 21:00:44,008 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-11-15 21:00:44,008 INFO L130 BoogieDeclarations]: Found specification of procedure alloca [2019-11-15 21:00:44,008 INFO L130 BoogieDeclarations]: Found specification of procedure valloc [2019-11-15 21:00:44,009 INFO L130 BoogieDeclarations]: Found specification of procedure posix_memalign [2019-11-15 21:00:44,010 INFO L130 BoogieDeclarations]: Found specification of procedure aligned_alloc [2019-11-15 21:00:44,010 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2019-11-15 21:00:44,010 INFO L130 BoogieDeclarations]: Found specification of procedure atexit [2019-11-15 21:00:44,011 INFO L130 BoogieDeclarations]: Found specification of procedure at_quick_exit [2019-11-15 21:00:44,011 INFO L130 BoogieDeclarations]: Found specification of procedure on_exit [2019-11-15 21:00:44,012 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2019-11-15 21:00:44,013 INFO L130 BoogieDeclarations]: Found specification of procedure quick_exit [2019-11-15 21:00:44,013 INFO L130 BoogieDeclarations]: Found specification of procedure _Exit [2019-11-15 21:00:44,013 INFO L130 BoogieDeclarations]: Found specification of procedure getenv [2019-11-15 21:00:44,013 INFO L130 BoogieDeclarations]: Found specification of procedure putenv [2019-11-15 21:00:44,013 INFO L130 BoogieDeclarations]: Found specification of procedure setenv [2019-11-15 21:00:44,014 INFO L130 BoogieDeclarations]: Found specification of procedure unsetenv [2019-11-15 21:00:44,014 INFO L130 BoogieDeclarations]: Found specification of procedure clearenv [2019-11-15 21:00:44,014 INFO L130 BoogieDeclarations]: Found specification of procedure mktemp [2019-11-15 21:00:44,014 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemp [2019-11-15 21:00:44,014 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemps [2019-11-15 21:00:44,015 INFO L130 BoogieDeclarations]: Found specification of procedure mkdtemp [2019-11-15 21:00:44,015 INFO L130 BoogieDeclarations]: Found specification of procedure system [2019-11-15 21:00:44,016 INFO L130 BoogieDeclarations]: Found specification of procedure realpath [2019-11-15 21:00:44,016 INFO L130 BoogieDeclarations]: Found specification of procedure bsearch [2019-11-15 21:00:44,016 INFO L130 BoogieDeclarations]: Found specification of procedure qsort [2019-11-15 21:00:44,016 INFO L130 BoogieDeclarations]: Found specification of procedure abs [2019-11-15 21:00:44,016 INFO L130 BoogieDeclarations]: Found specification of procedure labs [2019-11-15 21:00:44,016 INFO L130 BoogieDeclarations]: Found specification of procedure llabs [2019-11-15 21:00:44,017 INFO L130 BoogieDeclarations]: Found specification of procedure div [2019-11-15 21:00:44,017 INFO L130 BoogieDeclarations]: Found specification of procedure ldiv [2019-11-15 21:00:44,017 INFO L130 BoogieDeclarations]: Found specification of procedure lldiv [2019-11-15 21:00:44,017 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt [2019-11-15 21:00:44,017 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt [2019-11-15 21:00:44,017 INFO L130 BoogieDeclarations]: Found specification of procedure gcvt [2019-11-15 21:00:44,018 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt [2019-11-15 21:00:44,018 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt [2019-11-15 21:00:44,018 INFO L130 BoogieDeclarations]: Found specification of procedure qgcvt [2019-11-15 21:00:44,018 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt_r [2019-11-15 21:00:44,018 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt_r [2019-11-15 21:00:44,018 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt_r [2019-11-15 21:00:44,019 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt_r [2019-11-15 21:00:44,019 INFO L130 BoogieDeclarations]: Found specification of procedure mblen [2019-11-15 21:00:44,019 INFO L130 BoogieDeclarations]: Found specification of procedure mbtowc [2019-11-15 21:00:44,019 INFO L130 BoogieDeclarations]: Found specification of procedure wctomb [2019-11-15 21:00:44,019 INFO L130 BoogieDeclarations]: Found specification of procedure mbstowcs [2019-11-15 21:00:44,019 INFO L130 BoogieDeclarations]: Found specification of procedure wcstombs [2019-11-15 21:00:44,020 INFO L130 BoogieDeclarations]: Found specification of procedure rpmatch [2019-11-15 21:00:44,020 INFO L130 BoogieDeclarations]: Found specification of procedure getsubopt [2019-11-15 21:00:44,020 INFO L130 BoogieDeclarations]: Found specification of procedure getloadavg [2019-11-15 21:00:44,020 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-11-15 21:00:44,021 INFO L130 BoogieDeclarations]: Found specification of procedure bubbleSort [2019-11-15 21:00:44,021 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-11-15 21:00:44,021 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-11-15 21:00:44,021 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-11-15 21:00:44,021 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-15 21:00:44,021 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-11-15 21:00:44,022 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-11-15 21:00:44,022 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-15 21:00:44,662 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-15 21:00:44,662 INFO L284 CfgBuilder]: Removed 3 assume(true) statements. [2019-11-15 21:00:44,664 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.11 09:00:44 BoogieIcfgContainer [2019-11-15 21:00:44,664 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-15 21:00:44,665 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-11-15 21:00:44,665 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-11-15 21:00:44,668 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-11-15 21:00:44,668 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 15.11 09:00:43" (1/3) ... [2019-11-15 21:00:44,669 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1d239fd4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.11 09:00:44, skipping insertion in model container [2019-11-15 21:00:44,669 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 09:00:43" (2/3) ... [2019-11-15 21:00:44,669 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1d239fd4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.11 09:00:44, skipping insertion in model container [2019-11-15 21:00:44,670 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.11 09:00:44" (3/3) ... [2019-11-15 21:00:44,671 INFO L109 eAbstractionObserver]: Analyzing ICFG bubblesort-alloca-2.i [2019-11-15 21:00:44,680 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-11-15 21:00:44,687 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 15 error locations. [2019-11-15 21:00:44,697 INFO L249 AbstractCegarLoop]: Starting to check reachability of 15 error locations. [2019-11-15 21:00:44,712 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-11-15 21:00:44,713 INFO L374 AbstractCegarLoop]: Hoare is false [2019-11-15 21:00:44,713 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-11-15 21:00:44,713 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-15 21:00:44,713 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-15 21:00:44,713 INFO L378 AbstractCegarLoop]: Difference is false [2019-11-15 21:00:44,713 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-15 21:00:44,713 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-11-15 21:00:44,734 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states. [2019-11-15 21:00:44,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2019-11-15 21:00:44,746 INFO L372 BasicCegarLoop]: Found error trace [2019-11-15 21:00:44,747 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-15 21:00:44,750 INFO L410 AbstractCegarLoop]: === Iteration 1 === [bubbleSortErr0REQUIRES_VIOLATION, bubbleSortErr5REQUIRES_VIOLATION, bubbleSortErr10REQUIRES_VIOLATION, bubbleSortErr4REQUIRES_VIOLATION, bubbleSortErr9REQUIRES_VIOLATION, bubbleSortErr3REQUIRES_VIOLATION, bubbleSortErr8REQUIRES_VIOLATION, bubbleSortErr2REQUIRES_VIOLATION, bubbleSortErr7REQUIRES_VIOLATION, bubbleSortErr1REQUIRES_VIOLATION, bubbleSortErr6REQUIRES_VIOLATION, bubbleSortErr11REQUIRES_VIOLATION, mainErr0REQUIRES_VIOLATION, mainErr2ENSURES_VIOLATIONMEMORY_LEAK, mainErr1REQUIRES_VIOLATION]=== [2019-11-15 21:00:44,755 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-15 21:00:44,755 INFO L82 PathProgramCache]: Analyzing trace with hash -1981262773, now seen corresponding path program 1 times [2019-11-15 21:00:44,762 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-11-15 21:00:44,762 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [723477997] [2019-11-15 21:00:44,763 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 21:00:44,763 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 21:00:44,763 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-15 21:00:44,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 21:00:44,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 21:00:44,930 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-15 21:00:44,931 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [723477997] [2019-11-15 21:00:44,932 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-15 21:00:44,932 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-15 21:00:44,932 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1870445867] [2019-11-15 21:00:44,936 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-11-15 21:00:44,937 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-15 21:00:44,949 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-11-15 21:00:44,950 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-11-15 21:00:44,953 INFO L87 Difference]: Start difference. First operand 49 states. Second operand 4 states. [2019-11-15 21:00:45,102 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-15 21:00:45,103 INFO L93 Difference]: Finished difference Result 48 states and 52 transitions. [2019-11-15 21:00:45,104 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-11-15 21:00:45,105 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 10 [2019-11-15 21:00:45,105 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-15 21:00:45,115 INFO L225 Difference]: With dead ends: 48 [2019-11-15 21:00:45,115 INFO L226 Difference]: Without dead ends: 45 [2019-11-15 21:00:45,118 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-11-15 21:00:45,134 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 45 states. [2019-11-15 21:00:45,157 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 45 to 45. [2019-11-15 21:00:45,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 45 states. [2019-11-15 21:00:45,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 45 states and 49 transitions. [2019-11-15 21:00:45,162 INFO L78 Accepts]: Start accepts. Automaton has 45 states and 49 transitions. Word has length 10 [2019-11-15 21:00:45,163 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-15 21:00:45,163 INFO L462 AbstractCegarLoop]: Abstraction has 45 states and 49 transitions. [2019-11-15 21:00:45,163 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-11-15 21:00:45,163 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 49 transitions. [2019-11-15 21:00:45,164 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2019-11-15 21:00:45,164 INFO L372 BasicCegarLoop]: Found error trace [2019-11-15 21:00:45,164 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-15 21:00:45,165 INFO L410 AbstractCegarLoop]: === Iteration 2 === [bubbleSortErr0REQUIRES_VIOLATION, bubbleSortErr5REQUIRES_VIOLATION, bubbleSortErr10REQUIRES_VIOLATION, bubbleSortErr4REQUIRES_VIOLATION, bubbleSortErr9REQUIRES_VIOLATION, bubbleSortErr3REQUIRES_VIOLATION, bubbleSortErr8REQUIRES_VIOLATION, bubbleSortErr2REQUIRES_VIOLATION, bubbleSortErr7REQUIRES_VIOLATION, bubbleSortErr1REQUIRES_VIOLATION, bubbleSortErr6REQUIRES_VIOLATION, bubbleSortErr11REQUIRES_VIOLATION, mainErr0REQUIRES_VIOLATION, mainErr2ENSURES_VIOLATIONMEMORY_LEAK, mainErr1REQUIRES_VIOLATION]=== [2019-11-15 21:00:45,165 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-15 21:00:45,165 INFO L82 PathProgramCache]: Analyzing trace with hash -1981262772, now seen corresponding path program 1 times [2019-11-15 21:00:45,165 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-11-15 21:00:45,165 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2094831087] [2019-11-15 21:00:45,166 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 21:00:45,166 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 21:00:45,166 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-15 21:00:45,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 21:00:45,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 21:00:45,326 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-15 21:00:45,326 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2094831087] [2019-11-15 21:00:45,329 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-15 21:00:45,329 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-11-15 21:00:45,329 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1541280196] [2019-11-15 21:00:45,330 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-11-15 21:00:45,331 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-15 21:00:45,331 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-11-15 21:00:45,332 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2019-11-15 21:00:45,332 INFO L87 Difference]: Start difference. First operand 45 states and 49 transitions. Second operand 6 states. [2019-11-15 21:00:45,535 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-15 21:00:45,535 INFO L93 Difference]: Finished difference Result 49 states and 53 transitions. [2019-11-15 21:00:45,536 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-11-15 21:00:45,536 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 10 [2019-11-15 21:00:45,536 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-15 21:00:45,537 INFO L225 Difference]: With dead ends: 49 [2019-11-15 21:00:45,537 INFO L226 Difference]: Without dead ends: 49 [2019-11-15 21:00:45,538 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2019-11-15 21:00:45,538 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 49 states. [2019-11-15 21:00:45,543 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 49 to 47. [2019-11-15 21:00:45,543 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 47 states. [2019-11-15 21:00:45,544 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 47 states and 51 transitions. [2019-11-15 21:00:45,544 INFO L78 Accepts]: Start accepts. Automaton has 47 states and 51 transitions. Word has length 10 [2019-11-15 21:00:45,545 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-15 21:00:45,545 INFO L462 AbstractCegarLoop]: Abstraction has 47 states and 51 transitions. [2019-11-15 21:00:45,545 INFO L463 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-11-15 21:00:45,545 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 51 transitions. [2019-11-15 21:00:45,546 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2019-11-15 21:00:45,546 INFO L372 BasicCegarLoop]: Found error trace [2019-11-15 21:00:45,546 INFO L380 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-15 21:00:45,546 INFO L410 AbstractCegarLoop]: === Iteration 3 === [bubbleSortErr0REQUIRES_VIOLATION, bubbleSortErr5REQUIRES_VIOLATION, bubbleSortErr10REQUIRES_VIOLATION, bubbleSortErr4REQUIRES_VIOLATION, bubbleSortErr9REQUIRES_VIOLATION, bubbleSortErr3REQUIRES_VIOLATION, bubbleSortErr8REQUIRES_VIOLATION, bubbleSortErr2REQUIRES_VIOLATION, bubbleSortErr7REQUIRES_VIOLATION, bubbleSortErr1REQUIRES_VIOLATION, bubbleSortErr6REQUIRES_VIOLATION, bubbleSortErr11REQUIRES_VIOLATION, mainErr0REQUIRES_VIOLATION, mainErr2ENSURES_VIOLATIONMEMORY_LEAK, mainErr1REQUIRES_VIOLATION]=== [2019-11-15 21:00:45,547 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-15 21:00:45,547 INFO L82 PathProgramCache]: Analyzing trace with hash -104999665, now seen corresponding path program 1 times [2019-11-15 21:00:45,547 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-11-15 21:00:45,547 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2122079651] [2019-11-15 21:00:45,548 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 21:00:45,548 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 21:00:45,548 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-15 21:00:45,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 21:00:45,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 21:00:45,655 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-15 21:00:45,656 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2122079651] [2019-11-15 21:00:45,656 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1386555839] [2019-11-15 21:00:45,656 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_59838953-9466-48af-a688-16ba71364113/bin/uautomizer/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-15 21:00:45,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 21:00:45,781 INFO L256 TraceCheckSpWp]: Trace formula consists of 63 conjuncts, 4 conjunts are in the unsatisfiable core [2019-11-15 21:00:45,786 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-11-15 21:00:45,845 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-15 21:00:45,845 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2019-11-15 21:00:45,845 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [7] total 9 [2019-11-15 21:00:45,845 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1513753280] [2019-11-15 21:00:45,846 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-11-15 21:00:45,846 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-15 21:00:45,846 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-11-15 21:00:45,847 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=52, Unknown=0, NotChecked=0, Total=72 [2019-11-15 21:00:45,847 INFO L87 Difference]: Start difference. First operand 47 states and 51 transitions. Second operand 5 states. [2019-11-15 21:00:45,886 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-15 21:00:45,886 INFO L93 Difference]: Finished difference Result 57 states and 61 transitions. [2019-11-15 21:00:45,886 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-11-15 21:00:45,887 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 14 [2019-11-15 21:00:45,887 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-15 21:00:45,889 INFO L225 Difference]: With dead ends: 57 [2019-11-15 21:00:45,889 INFO L226 Difference]: Without dead ends: 57 [2019-11-15 21:00:45,890 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 13 SyntacticMatches, 1 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=20, Invalid=52, Unknown=0, NotChecked=0, Total=72 [2019-11-15 21:00:45,890 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 57 states. [2019-11-15 21:00:45,897 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 57 to 53. [2019-11-15 21:00:45,898 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 53 states. [2019-11-15 21:00:45,899 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 53 states and 57 transitions. [2019-11-15 21:00:45,899 INFO L78 Accepts]: Start accepts. Automaton has 53 states and 57 transitions. Word has length 14 [2019-11-15 21:00:45,899 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-15 21:00:45,899 INFO L462 AbstractCegarLoop]: Abstraction has 53 states and 57 transitions. [2019-11-15 21:00:45,900 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-11-15 21:00:45,900 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 57 transitions. [2019-11-15 21:00:45,900 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2019-11-15 21:00:45,900 INFO L372 BasicCegarLoop]: Found error trace [2019-11-15 21:00:45,901 INFO L380 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-15 21:00:46,111 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-15 21:00:46,111 INFO L410 AbstractCegarLoop]: === Iteration 4 === [bubbleSortErr0REQUIRES_VIOLATION, bubbleSortErr5REQUIRES_VIOLATION, bubbleSortErr10REQUIRES_VIOLATION, bubbleSortErr4REQUIRES_VIOLATION, bubbleSortErr9REQUIRES_VIOLATION, bubbleSortErr3REQUIRES_VIOLATION, bubbleSortErr8REQUIRES_VIOLATION, bubbleSortErr2REQUIRES_VIOLATION, bubbleSortErr7REQUIRES_VIOLATION, bubbleSortErr1REQUIRES_VIOLATION, bubbleSortErr6REQUIRES_VIOLATION, bubbleSortErr11REQUIRES_VIOLATION, mainErr0REQUIRES_VIOLATION, mainErr2ENSURES_VIOLATIONMEMORY_LEAK, mainErr1REQUIRES_VIOLATION]=== [2019-11-15 21:00:46,112 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-15 21:00:46,112 INFO L82 PathProgramCache]: Analyzing trace with hash -914346291, now seen corresponding path program 1 times [2019-11-15 21:00:46,112 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-11-15 21:00:46,113 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [596467967] [2019-11-15 21:00:46,113 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 21:00:46,113 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 21:00:46,113 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-15 21:00:46,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 21:00:46,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 21:00:46,250 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-15 21:00:46,251 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [596467967] [2019-11-15 21:00:46,251 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [220803246] [2019-11-15 21:00:46,251 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_59838953-9466-48af-a688-16ba71364113/bin/uautomizer/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-15 21:00:46,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 21:00:46,374 INFO L256 TraceCheckSpWp]: Trace formula consists of 62 conjuncts, 11 conjunts are in the unsatisfiable core [2019-11-15 21:00:46,378 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-11-15 21:00:46,445 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2019-11-15 21:00:46,446 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-11-15 21:00:46,460 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-11-15 21:00:46,460 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2019-11-15 21:00:46,461 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:15, output treesize:14 [2019-11-15 21:00:46,505 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-15 21:00:46,506 INFO L223 tionRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2019-11-15 21:00:46,506 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 4] total 7 [2019-11-15 21:00:46,506 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [352648058] [2019-11-15 21:00:46,507 INFO L442 AbstractCegarLoop]: Interpolant automaton has 8 states [2019-11-15 21:00:46,507 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-15 21:00:46,507 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2019-11-15 21:00:46,507 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2019-11-15 21:00:46,507 INFO L87 Difference]: Start difference. First operand 53 states and 57 transitions. Second operand 8 states. [2019-11-15 21:00:46,769 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-15 21:00:46,769 INFO L93 Difference]: Finished difference Result 54 states and 58 transitions. [2019-11-15 21:00:46,770 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-11-15 21:00:46,770 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 14 [2019-11-15 21:00:46,770 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-15 21:00:46,771 INFO L225 Difference]: With dead ends: 54 [2019-11-15 21:00:46,771 INFO L226 Difference]: Without dead ends: 54 [2019-11-15 21:00:46,772 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 12 SyntacticMatches, 2 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=24, Invalid=48, Unknown=0, NotChecked=0, Total=72 [2019-11-15 21:00:46,772 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 54 states. [2019-11-15 21:00:46,775 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 54 to 51. [2019-11-15 21:00:46,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 51 states. [2019-11-15 21:00:46,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 51 states and 55 transitions. [2019-11-15 21:00:46,777 INFO L78 Accepts]: Start accepts. Automaton has 51 states and 55 transitions. Word has length 14 [2019-11-15 21:00:46,777 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-15 21:00:46,777 INFO L462 AbstractCegarLoop]: Abstraction has 51 states and 55 transitions. [2019-11-15 21:00:46,777 INFO L463 AbstractCegarLoop]: Interpolant automaton has 8 states. [2019-11-15 21:00:46,778 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 55 transitions. [2019-11-15 21:00:46,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2019-11-15 21:00:46,778 INFO L372 BasicCegarLoop]: Found error trace [2019-11-15 21:00:46,778 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-15 21:00:46,983 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-15 21:00:46,983 INFO L410 AbstractCegarLoop]: === Iteration 5 === [bubbleSortErr0REQUIRES_VIOLATION, bubbleSortErr5REQUIRES_VIOLATION, bubbleSortErr10REQUIRES_VIOLATION, bubbleSortErr4REQUIRES_VIOLATION, bubbleSortErr9REQUIRES_VIOLATION, bubbleSortErr3REQUIRES_VIOLATION, bubbleSortErr8REQUIRES_VIOLATION, bubbleSortErr2REQUIRES_VIOLATION, bubbleSortErr7REQUIRES_VIOLATION, bubbleSortErr1REQUIRES_VIOLATION, bubbleSortErr6REQUIRES_VIOLATION, bubbleSortErr11REQUIRES_VIOLATION, mainErr0REQUIRES_VIOLATION, mainErr2ENSURES_VIOLATIONMEMORY_LEAK, mainErr1REQUIRES_VIOLATION]=== [2019-11-15 21:00:46,984 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-15 21:00:46,984 INFO L82 PathProgramCache]: Analyzing trace with hash -1910320159, now seen corresponding path program 1 times [2019-11-15 21:00:46,984 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-11-15 21:00:46,984 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1420012782] [2019-11-15 21:00:46,984 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 21:00:46,984 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 21:00:46,984 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-15 21:00:46,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 21:00:47,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 21:00:47,055 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-15 21:00:47,055 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1420012782] [2019-11-15 21:00:47,055 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-15 21:00:47,055 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-11-15 21:00:47,056 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [690770633] [2019-11-15 21:00:47,056 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-11-15 21:00:47,056 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-15 21:00:47,056 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-11-15 21:00:47,060 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2019-11-15 21:00:47,060 INFO L87 Difference]: Start difference. First operand 51 states and 55 transitions. Second operand 6 states. [2019-11-15 21:00:47,217 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-15 21:00:47,217 INFO L93 Difference]: Finished difference Result 45 states and 49 transitions. [2019-11-15 21:00:47,218 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-11-15 21:00:47,218 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 18 [2019-11-15 21:00:47,218 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-15 21:00:47,219 INFO L225 Difference]: With dead ends: 45 [2019-11-15 21:00:47,219 INFO L226 Difference]: Without dead ends: 45 [2019-11-15 21:00:47,219 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2019-11-15 21:00:47,220 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 45 states. [2019-11-15 21:00:47,222 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 45 to 45. [2019-11-15 21:00:47,223 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 45 states. [2019-11-15 21:00:47,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 45 states and 49 transitions. [2019-11-15 21:00:47,224 INFO L78 Accepts]: Start accepts. Automaton has 45 states and 49 transitions. Word has length 18 [2019-11-15 21:00:47,224 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-15 21:00:47,224 INFO L462 AbstractCegarLoop]: Abstraction has 45 states and 49 transitions. [2019-11-15 21:00:47,224 INFO L463 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-11-15 21:00:47,224 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 49 transitions. [2019-11-15 21:00:47,225 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2019-11-15 21:00:47,225 INFO L372 BasicCegarLoop]: Found error trace [2019-11-15 21:00:47,225 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-15 21:00:47,226 INFO L410 AbstractCegarLoop]: === Iteration 6 === [bubbleSortErr0REQUIRES_VIOLATION, bubbleSortErr5REQUIRES_VIOLATION, bubbleSortErr10REQUIRES_VIOLATION, bubbleSortErr4REQUIRES_VIOLATION, bubbleSortErr9REQUIRES_VIOLATION, bubbleSortErr3REQUIRES_VIOLATION, bubbleSortErr8REQUIRES_VIOLATION, bubbleSortErr2REQUIRES_VIOLATION, bubbleSortErr7REQUIRES_VIOLATION, bubbleSortErr1REQUIRES_VIOLATION, bubbleSortErr6REQUIRES_VIOLATION, bubbleSortErr11REQUIRES_VIOLATION, mainErr0REQUIRES_VIOLATION, mainErr2ENSURES_VIOLATIONMEMORY_LEAK, mainErr1REQUIRES_VIOLATION]=== [2019-11-15 21:00:47,226 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-15 21:00:47,226 INFO L82 PathProgramCache]: Analyzing trace with hash -1910320158, now seen corresponding path program 1 times [2019-11-15 21:00:47,226 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-11-15 21:00:47,226 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1202063937] [2019-11-15 21:00:47,227 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 21:00:47,227 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 21:00:47,227 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-15 21:00:47,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 21:00:47,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 21:00:47,315 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2019-11-15 21:00:47,315 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1202063937] [2019-11-15 21:00:47,315 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-15 21:00:47,315 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2019-11-15 21:00:47,316 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1378501475] [2019-11-15 21:00:47,316 INFO L442 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-11-15 21:00:47,316 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-15 21:00:47,316 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-11-15 21:00:47,317 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2019-11-15 21:00:47,317 INFO L87 Difference]: Start difference. First operand 45 states and 49 transitions. Second operand 7 states. [2019-11-15 21:00:47,587 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-15 21:00:47,587 INFO L93 Difference]: Finished difference Result 58 states and 63 transitions. [2019-11-15 21:00:47,588 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2019-11-15 21:00:47,588 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 18 [2019-11-15 21:00:47,588 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-15 21:00:47,590 INFO L225 Difference]: With dead ends: 58 [2019-11-15 21:00:47,590 INFO L226 Difference]: Without dead ends: 58 [2019-11-15 21:00:47,591 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=40, Invalid=92, Unknown=0, NotChecked=0, Total=132 [2019-11-15 21:00:47,591 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 58 states. [2019-11-15 21:00:47,594 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 58 to 52. [2019-11-15 21:00:47,594 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 52 states. [2019-11-15 21:00:47,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 52 states and 57 transitions. [2019-11-15 21:00:47,596 INFO L78 Accepts]: Start accepts. Automaton has 52 states and 57 transitions. Word has length 18 [2019-11-15 21:00:47,596 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-15 21:00:47,596 INFO L462 AbstractCegarLoop]: Abstraction has 52 states and 57 transitions. [2019-11-15 21:00:47,596 INFO L463 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-11-15 21:00:47,596 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 57 transitions. [2019-11-15 21:00:47,597 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2019-11-15 21:00:47,597 INFO L372 BasicCegarLoop]: Found error trace [2019-11-15 21:00:47,597 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-15 21:00:47,597 INFO L410 AbstractCegarLoop]: === Iteration 7 === [bubbleSortErr0REQUIRES_VIOLATION, bubbleSortErr5REQUIRES_VIOLATION, bubbleSortErr10REQUIRES_VIOLATION, bubbleSortErr4REQUIRES_VIOLATION, bubbleSortErr9REQUIRES_VIOLATION, bubbleSortErr3REQUIRES_VIOLATION, bubbleSortErr8REQUIRES_VIOLATION, bubbleSortErr2REQUIRES_VIOLATION, bubbleSortErr7REQUIRES_VIOLATION, bubbleSortErr1REQUIRES_VIOLATION, bubbleSortErr6REQUIRES_VIOLATION, bubbleSortErr11REQUIRES_VIOLATION, mainErr0REQUIRES_VIOLATION, mainErr2ENSURES_VIOLATIONMEMORY_LEAK, mainErr1REQUIRES_VIOLATION]=== [2019-11-15 21:00:47,597 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-15 21:00:47,598 INFO L82 PathProgramCache]: Analyzing trace with hash -1652154720, now seen corresponding path program 1 times [2019-11-15 21:00:47,598 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-11-15 21:00:47,598 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [737868271] [2019-11-15 21:00:47,598 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 21:00:47,598 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 21:00:47,598 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-15 21:00:47,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 21:00:47,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 21:00:47,698 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2019-11-15 21:00:47,699 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [737868271] [2019-11-15 21:00:47,699 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-15 21:00:47,699 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2019-11-15 21:00:47,699 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [545147190] [2019-11-15 21:00:47,700 INFO L442 AbstractCegarLoop]: Interpolant automaton has 8 states [2019-11-15 21:00:47,700 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-15 21:00:47,700 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2019-11-15 21:00:47,700 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2019-11-15 21:00:47,700 INFO L87 Difference]: Start difference. First operand 52 states and 57 transitions. Second operand 8 states. [2019-11-15 21:00:47,947 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-15 21:00:47,947 INFO L93 Difference]: Finished difference Result 73 states and 82 transitions. [2019-11-15 21:00:47,950 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-11-15 21:00:47,951 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 18 [2019-11-15 21:00:47,951 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-15 21:00:47,952 INFO L225 Difference]: With dead ends: 73 [2019-11-15 21:00:47,952 INFO L226 Difference]: Without dead ends: 73 [2019-11-15 21:00:47,952 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=37, Invalid=95, Unknown=0, NotChecked=0, Total=132 [2019-11-15 21:00:47,953 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 73 states. [2019-11-15 21:00:47,958 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 73 to 60. [2019-11-15 21:00:47,959 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 60 states. [2019-11-15 21:00:47,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 60 states and 69 transitions. [2019-11-15 21:00:47,960 INFO L78 Accepts]: Start accepts. Automaton has 60 states and 69 transitions. Word has length 18 [2019-11-15 21:00:47,960 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-15 21:00:47,960 INFO L462 AbstractCegarLoop]: Abstraction has 60 states and 69 transitions. [2019-11-15 21:00:47,960 INFO L463 AbstractCegarLoop]: Interpolant automaton has 8 states. [2019-11-15 21:00:47,960 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 69 transitions. [2019-11-15 21:00:47,961 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2019-11-15 21:00:47,961 INFO L372 BasicCegarLoop]: Found error trace [2019-11-15 21:00:47,961 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-15 21:00:47,961 INFO L410 AbstractCegarLoop]: === Iteration 8 === [bubbleSortErr0REQUIRES_VIOLATION, bubbleSortErr5REQUIRES_VIOLATION, bubbleSortErr10REQUIRES_VIOLATION, bubbleSortErr4REQUIRES_VIOLATION, bubbleSortErr9REQUIRES_VIOLATION, bubbleSortErr3REQUIRES_VIOLATION, bubbleSortErr8REQUIRES_VIOLATION, bubbleSortErr2REQUIRES_VIOLATION, bubbleSortErr7REQUIRES_VIOLATION, bubbleSortErr1REQUIRES_VIOLATION, bubbleSortErr6REQUIRES_VIOLATION, bubbleSortErr11REQUIRES_VIOLATION, mainErr0REQUIRES_VIOLATION, mainErr2ENSURES_VIOLATIONMEMORY_LEAK, mainErr1REQUIRES_VIOLATION]=== [2019-11-15 21:00:47,962 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-15 21:00:47,962 INFO L82 PathProgramCache]: Analyzing trace with hash 322811233, now seen corresponding path program 1 times [2019-11-15 21:00:47,962 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-11-15 21:00:47,962 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [553818162] [2019-11-15 21:00:47,962 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 21:00:47,962 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 21:00:47,963 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-15 21:00:47,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 21:00:48,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 21:00:48,099 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2019-11-15 21:00:48,099 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [553818162] [2019-11-15 21:00:48,099 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-15 21:00:48,099 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2019-11-15 21:00:48,099 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [793728599] [2019-11-15 21:00:48,100 INFO L442 AbstractCegarLoop]: Interpolant automaton has 8 states [2019-11-15 21:00:48,100 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-15 21:00:48,100 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2019-11-15 21:00:48,100 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2019-11-15 21:00:48,101 INFO L87 Difference]: Start difference. First operand 60 states and 69 transitions. Second operand 8 states. [2019-11-15 21:00:48,296 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-15 21:00:48,296 INFO L93 Difference]: Finished difference Result 55 states and 62 transitions. [2019-11-15 21:00:48,296 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-11-15 21:00:48,296 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 19 [2019-11-15 21:00:48,297 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-15 21:00:48,297 INFO L225 Difference]: With dead ends: 55 [2019-11-15 21:00:48,297 INFO L226 Difference]: Without dead ends: 55 [2019-11-15 21:00:48,298 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=42, Invalid=90, Unknown=0, NotChecked=0, Total=132 [2019-11-15 21:00:48,298 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 55 states. [2019-11-15 21:00:48,301 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 55 to 49. [2019-11-15 21:00:48,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 49 states. [2019-11-15 21:00:48,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 49 states and 55 transitions. [2019-11-15 21:00:48,302 INFO L78 Accepts]: Start accepts. Automaton has 49 states and 55 transitions. Word has length 19 [2019-11-15 21:00:48,302 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-15 21:00:48,303 INFO L462 AbstractCegarLoop]: Abstraction has 49 states and 55 transitions. [2019-11-15 21:00:48,303 INFO L463 AbstractCegarLoop]: Interpolant automaton has 8 states. [2019-11-15 21:00:48,303 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 55 transitions. [2019-11-15 21:00:48,303 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2019-11-15 21:00:48,304 INFO L372 BasicCegarLoop]: Found error trace [2019-11-15 21:00:48,304 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-15 21:00:48,304 INFO L410 AbstractCegarLoop]: === Iteration 9 === [bubbleSortErr0REQUIRES_VIOLATION, bubbleSortErr5REQUIRES_VIOLATION, bubbleSortErr10REQUIRES_VIOLATION, bubbleSortErr4REQUIRES_VIOLATION, bubbleSortErr9REQUIRES_VIOLATION, bubbleSortErr3REQUIRES_VIOLATION, bubbleSortErr8REQUIRES_VIOLATION, bubbleSortErr2REQUIRES_VIOLATION, bubbleSortErr7REQUIRES_VIOLATION, bubbleSortErr1REQUIRES_VIOLATION, bubbleSortErr6REQUIRES_VIOLATION, bubbleSortErr11REQUIRES_VIOLATION, mainErr0REQUIRES_VIOLATION, mainErr2ENSURES_VIOLATIONMEMORY_LEAK, mainErr1REQUIRES_VIOLATION]=== [2019-11-15 21:00:48,304 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-15 21:00:48,304 INFO L82 PathProgramCache]: Analyzing trace with hash -1867404156, now seen corresponding path program 1 times [2019-11-15 21:00:48,305 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-11-15 21:00:48,305 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [943739842] [2019-11-15 21:00:48,305 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 21:00:48,305 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 21:00:48,305 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-15 21:00:48,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 21:00:48,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 21:00:48,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 21:00:48,400 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2019-11-15 21:00:48,400 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [943739842] [2019-11-15 21:00:48,400 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-15 21:00:48,400 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2019-11-15 21:00:48,401 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [157877466] [2019-11-15 21:00:48,401 INFO L442 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-11-15 21:00:48,401 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-15 21:00:48,401 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-11-15 21:00:48,401 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2019-11-15 21:00:48,402 INFO L87 Difference]: Start difference. First operand 49 states and 55 transitions. Second operand 7 states. [2019-11-15 21:00:48,630 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-15 21:00:48,630 INFO L93 Difference]: Finished difference Result 100 states and 115 transitions. [2019-11-15 21:00:48,635 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2019-11-15 21:00:48,635 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 20 [2019-11-15 21:00:48,635 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-15 21:00:48,636 INFO L225 Difference]: With dead ends: 100 [2019-11-15 21:00:48,636 INFO L226 Difference]: Without dead ends: 96 [2019-11-15 21:00:48,636 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=46, Invalid=110, Unknown=0, NotChecked=0, Total=156 [2019-11-15 21:00:48,637 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 96 states. [2019-11-15 21:00:48,641 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 96 to 51. [2019-11-15 21:00:48,641 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 51 states. [2019-11-15 21:00:48,642 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 51 states and 57 transitions. [2019-11-15 21:00:48,642 INFO L78 Accepts]: Start accepts. Automaton has 51 states and 57 transitions. Word has length 20 [2019-11-15 21:00:48,642 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-15 21:00:48,643 INFO L462 AbstractCegarLoop]: Abstraction has 51 states and 57 transitions. [2019-11-15 21:00:48,643 INFO L463 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-11-15 21:00:48,643 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 57 transitions. [2019-11-15 21:00:48,643 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2019-11-15 21:00:48,644 INFO L372 BasicCegarLoop]: Found error trace [2019-11-15 21:00:48,644 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-15 21:00:48,644 INFO L410 AbstractCegarLoop]: === Iteration 10 === [bubbleSortErr0REQUIRES_VIOLATION, bubbleSortErr5REQUIRES_VIOLATION, bubbleSortErr10REQUIRES_VIOLATION, bubbleSortErr4REQUIRES_VIOLATION, bubbleSortErr9REQUIRES_VIOLATION, bubbleSortErr3REQUIRES_VIOLATION, bubbleSortErr8REQUIRES_VIOLATION, bubbleSortErr2REQUIRES_VIOLATION, bubbleSortErr7REQUIRES_VIOLATION, bubbleSortErr1REQUIRES_VIOLATION, bubbleSortErr6REQUIRES_VIOLATION, bubbleSortErr11REQUIRES_VIOLATION, mainErr0REQUIRES_VIOLATION, mainErr2ENSURES_VIOLATIONMEMORY_LEAK, mainErr1REQUIRES_VIOLATION]=== [2019-11-15 21:00:48,644 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-15 21:00:48,644 INFO L82 PathProgramCache]: Analyzing trace with hash 1343035254, now seen corresponding path program 1 times [2019-11-15 21:00:48,644 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-11-15 21:00:48,645 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1374079403] [2019-11-15 21:00:48,645 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 21:00:48,645 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 21:00:48,645 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-15 21:00:48,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 21:00:48,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 21:00:48,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 21:00:48,717 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-11-15 21:00:48,717 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1374079403] [2019-11-15 21:00:48,717 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-15 21:00:48,717 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-11-15 21:00:48,718 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [752713611] [2019-11-15 21:00:48,718 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-11-15 21:00:48,718 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-15 21:00:48,719 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-11-15 21:00:48,719 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2019-11-15 21:00:48,719 INFO L87 Difference]: Start difference. First operand 51 states and 57 transitions. Second operand 6 states. [2019-11-15 21:00:48,809 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-15 21:00:48,810 INFO L93 Difference]: Finished difference Result 67 states and 77 transitions. [2019-11-15 21:00:48,810 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-11-15 21:00:48,810 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 23 [2019-11-15 21:00:48,810 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-15 21:00:48,811 INFO L225 Difference]: With dead ends: 67 [2019-11-15 21:00:48,811 INFO L226 Difference]: Without dead ends: 47 [2019-11-15 21:00:48,811 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2019-11-15 21:00:48,811 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 47 states. [2019-11-15 21:00:48,815 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 47 to 31. [2019-11-15 21:00:48,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 31 states. [2019-11-15 21:00:48,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 31 states and 35 transitions. [2019-11-15 21:00:48,816 INFO L78 Accepts]: Start accepts. Automaton has 31 states and 35 transitions. Word has length 23 [2019-11-15 21:00:48,816 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-15 21:00:48,816 INFO L462 AbstractCegarLoop]: Abstraction has 31 states and 35 transitions. [2019-11-15 21:00:48,816 INFO L463 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-11-15 21:00:48,816 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 35 transitions. [2019-11-15 21:00:48,817 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2019-11-15 21:00:48,817 INFO L372 BasicCegarLoop]: Found error trace [2019-11-15 21:00:48,817 INFO L380 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-15 21:00:48,817 INFO L410 AbstractCegarLoop]: === Iteration 11 === [bubbleSortErr0REQUIRES_VIOLATION, bubbleSortErr5REQUIRES_VIOLATION, bubbleSortErr10REQUIRES_VIOLATION, bubbleSortErr4REQUIRES_VIOLATION, bubbleSortErr9REQUIRES_VIOLATION, bubbleSortErr3REQUIRES_VIOLATION, bubbleSortErr8REQUIRES_VIOLATION, bubbleSortErr2REQUIRES_VIOLATION, bubbleSortErr7REQUIRES_VIOLATION, bubbleSortErr1REQUIRES_VIOLATION, bubbleSortErr6REQUIRES_VIOLATION, bubbleSortErr11REQUIRES_VIOLATION, mainErr0REQUIRES_VIOLATION, mainErr2ENSURES_VIOLATIONMEMORY_LEAK, mainErr1REQUIRES_VIOLATION]=== [2019-11-15 21:00:48,817 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-15 21:00:48,817 INFO L82 PathProgramCache]: Analyzing trace with hash 683439812, now seen corresponding path program 1 times [2019-11-15 21:00:48,817 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-11-15 21:00:48,818 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [783455902] [2019-11-15 21:00:48,818 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 21:00:48,818 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 21:00:48,818 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-15 21:00:48,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 21:00:48,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 21:00:48,892 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2019-11-15 21:00:48,892 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [783455902] [2019-11-15 21:00:48,892 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-15 21:00:48,892 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-11-15 21:00:48,892 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1743753399] [2019-11-15 21:00:48,892 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-11-15 21:00:48,892 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-15 21:00:48,892 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-11-15 21:00:48,893 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2019-11-15 21:00:48,893 INFO L87 Difference]: Start difference. First operand 31 states and 35 transitions. Second operand 6 states. [2019-11-15 21:00:49,015 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-15 21:00:49,015 INFO L93 Difference]: Finished difference Result 41 states and 46 transitions. [2019-11-15 21:00:49,016 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-11-15 21:00:49,016 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 23 [2019-11-15 21:00:49,016 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-15 21:00:49,016 INFO L225 Difference]: With dead ends: 41 [2019-11-15 21:00:49,016 INFO L226 Difference]: Without dead ends: 0 [2019-11-15 21:00:49,017 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=36, Invalid=54, Unknown=0, NotChecked=0, Total=90 [2019-11-15 21:00:49,017 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-11-15 21:00:49,017 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-11-15 21:00:49,017 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-11-15 21:00:49,017 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-11-15 21:00:49,017 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 23 [2019-11-15 21:00:49,018 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-15 21:00:49,018 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-11-15 21:00:49,018 INFO L463 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-11-15 21:00:49,018 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-11-15 21:00:49,018 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-11-15 21:00:49,023 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 15.11 09:00:49 BoogieIcfgContainer [2019-11-15 21:00:49,023 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-11-15 21:00:49,023 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-11-15 21:00:49,023 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-11-15 21:00:49,024 INFO L275 PluginConnector]: Witness Printer initialized [2019-11-15 21:00:49,024 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.11 09:00:44" (3/4) ... [2019-11-15 21:00:49,027 INFO L137 WitnessPrinter]: Generating witness for correct program [2019-11-15 21:00:49,033 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure bubbleSort [2019-11-15 21:00:49,033 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2019-11-15 21:00:49,034 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __bswap_32 [2019-11-15 21:00:49,034 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __bswap_64 [2019-11-15 21:00:49,034 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __uint16_identity [2019-11-15 21:00:49,034 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __uint64_identity [2019-11-15 21:00:49,034 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2019-11-15 21:00:49,035 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __uint32_identity [2019-11-15 21:00:49,039 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 14 nodes and edges [2019-11-15 21:00:49,039 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2019-11-15 21:00:49,040 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2019-11-15 21:00:49,085 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_59838953-9466-48af-a688-16ba71364113/bin/uautomizer/witness.graphml [2019-11-15 21:00:49,085 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-11-15 21:00:49,086 INFO L168 Benchmark]: Toolchain (without parser) took 5752.52 ms. Allocated memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: 225.4 MB). Free memory was 939.3 MB in the beginning and 999.8 MB in the end (delta: -60.5 MB). Peak memory consumption was 165.0 MB. Max. memory is 11.5 GB. [2019-11-15 21:00:49,087 INFO L168 Benchmark]: CDTParser took 0.24 ms. Allocated memory is still 1.0 GB. Free memory is still 967.5 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-15 21:00:49,088 INFO L168 Benchmark]: CACSL2BoogieTranslator took 528.35 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 157.3 MB). Free memory was 939.3 MB in the beginning and 1.1 GB in the end (delta: -194.7 MB). Peak memory consumption was 17.8 MB. Max. memory is 11.5 GB. [2019-11-15 21:00:49,088 INFO L168 Benchmark]: Boogie Preprocessor took 72.88 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-15 21:00:49,089 INFO L168 Benchmark]: RCFGBuilder took 727.28 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 54.1 MB). Peak memory consumption was 54.1 MB. Max. memory is 11.5 GB. [2019-11-15 21:00:49,089 INFO L168 Benchmark]: TraceAbstraction took 4358.35 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 68.2 MB). Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 69.9 MB). Peak memory consumption was 138.0 MB. Max. memory is 11.5 GB. [2019-11-15 21:00:49,090 INFO L168 Benchmark]: Witness Printer took 61.71 ms. Allocated memory is still 1.3 GB. Free memory was 1.0 GB in the beginning and 999.8 MB in the end (delta: 10.2 MB). Peak memory consumption was 10.2 MB. Max. memory is 11.5 GB. [2019-11-15 21:00:49,092 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24 ms. Allocated memory is still 1.0 GB. Free memory is still 967.5 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 528.35 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 157.3 MB). Free memory was 939.3 MB in the beginning and 1.1 GB in the end (delta: -194.7 MB). Peak memory consumption was 17.8 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 72.88 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 727.28 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 54.1 MB). Peak memory consumption was 54.1 MB. Max. memory is 11.5 GB. * TraceAbstraction took 4358.35 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 68.2 MB). Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 69.9 MB). Peak memory consumption was 138.0 MB. Max. memory is 11.5 GB. * Witness Printer took 61.71 ms. Allocated memory is still 1.3 GB. Free memory was 1.0 GB in the beginning and 999.8 MB in the end (delta: 10.2 MB). Peak memory consumption was 10.2 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 517]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 518]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 520]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 518]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 519]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 517]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 519]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 517]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 519]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 517]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 519]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 520]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 534]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 525]: all allocated memory was freed For all program executions holds that all allocated memory was freed at this location - PositiveResult [Line: 534]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - AllSpecificationsHoldResult: All specifications hold 15 specifications checked. All of them hold - StatisticsResult: Ultimate Automizer benchmark data CFG has 9 procedures, 64 locations, 15 error locations. Result: SAFE, OverallTime: 4.3s, OverallIterations: 11, TraceHistogramMax: 2, AutomataDifference: 2.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, HoareTripleCheckerStatistics: 306 SDtfs, 751 SDslu, 342 SDs, 0 SdLazy, 1080 SolverSat, 81 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 1.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 135 GetRequests, 49 SyntacticMatches, 4 SemanticMatches, 82 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 61 ImplicationChecksByTransitivity, 1.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=60occurred in iteration=7, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 11 MinimizatonAttempts, 95 StatesRemovedByMinimization, 8 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 1.1s InterpolantComputationTime, 215 NumberOfCodeBlocks, 215 NumberOfCodeBlocksAsserted, 13 NumberOfCheckSat, 202 ConstructedInterpolants, 0 QuantifiedInterpolants, 17231 SizeOfPredicates, 5 NumberOfNonLiveVariables, 125 ConjunctsInSsa, 15 ConjunctsInUnsatCore, 13 InterpolantComputations, 10 PerfectInterpolantSequences, 15/18 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...