./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/forester-heap/sll-rb-cnstr_1-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version b5237d83 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e6a86f1-5779-4113-af0b-b7103d9e00af/bin/utaipan-g80aRyZoba/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e6a86f1-5779-4113-af0b-b7103d9e00af/bin/utaipan-g80aRyZoba/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e6a86f1-5779-4113-af0b-b7103d9e00af/bin/utaipan-g80aRyZoba/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e6a86f1-5779-4113-af0b-b7103d9e00af/bin/utaipan-g80aRyZoba/config/TaipanReach.xml -i ../../sv-benchmarks/c/forester-heap/sll-rb-cnstr_1-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e6a86f1-5779-4113-af0b-b7103d9e00af/bin/utaipan-g80aRyZoba/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e6a86f1-5779-4113-af0b-b7103d9e00af/bin/utaipan-g80aRyZoba --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 6070ac475d5b3c3d5905eb0c203232134efabc1c427fcfbbf8cf82789693617b --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-b5237d8 [2022-11-22 02:21:11,638 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-22 02:21:11,640 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-22 02:21:11,663 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-22 02:21:11,663 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-22 02:21:11,664 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-22 02:21:11,665 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-22 02:21:11,672 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-22 02:21:11,675 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-22 02:21:11,681 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-22 02:21:11,683 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-22 02:21:11,685 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-22 02:21:11,685 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-22 02:21:11,690 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-22 02:21:11,694 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-22 02:21:11,696 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-22 02:21:11,698 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-22 02:21:11,699 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-22 02:21:11,700 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-22 02:21:11,707 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-22 02:21:11,708 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-22 02:21:11,711 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-22 02:21:11,713 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-22 02:21:11,714 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-22 02:21:11,723 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-22 02:21:11,723 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-22 02:21:11,723 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-22 02:21:11,724 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-22 02:21:11,725 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-22 02:21:11,725 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-22 02:21:11,726 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-22 02:21:11,726 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-22 02:21:11,727 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-22 02:21:11,728 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-22 02:21:11,729 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-22 02:21:11,729 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-22 02:21:11,730 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-22 02:21:11,730 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-22 02:21:11,730 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-22 02:21:11,731 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-22 02:21:11,732 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-22 02:21:11,737 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e6a86f1-5779-4113-af0b-b7103d9e00af/bin/utaipan-g80aRyZoba/config/svcomp-Reach-32bit-Taipan_Default.epf [2022-11-22 02:21:11,779 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-22 02:21:11,779 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-22 02:21:11,780 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-22 02:21:11,780 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-22 02:21:11,781 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-22 02:21:11,782 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-22 02:21:11,782 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-22 02:21:11,782 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-22 02:21:11,782 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-22 02:21:11,782 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-22 02:21:11,783 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-22 02:21:11,784 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-22 02:21:11,784 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-22 02:21:11,784 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-22 02:21:11,784 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-22 02:21:11,785 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-22 02:21:11,785 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-22 02:21:11,785 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-22 02:21:11,786 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-22 02:21:11,786 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-22 02:21:11,786 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-22 02:21:11,786 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-22 02:21:11,787 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-22 02:21:11,787 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-22 02:21:11,787 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-22 02:21:11,787 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-22 02:21:11,788 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-22 02:21:11,788 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-22 02:21:11,788 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-22 02:21:11,789 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-22 02:21:11,789 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-22 02:21:11,789 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-22 02:21:11,790 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-22 02:21:11,790 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-22 02:21:11,790 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-22 02:21:11,790 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-22 02:21:11,790 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-22 02:21:11,791 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-22 02:21:11,791 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-22 02:21:11,792 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-22 02:21:11,792 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-22 02:21:11,792 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e6a86f1-5779-4113-af0b-b7103d9e00af/bin/utaipan-g80aRyZoba/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e6a86f1-5779-4113-af0b-b7103d9e00af/bin/utaipan-g80aRyZoba Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6070ac475d5b3c3d5905eb0c203232134efabc1c427fcfbbf8cf82789693617b [2022-11-22 02:21:12,064 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-22 02:21:12,101 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-22 02:21:12,104 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-22 02:21:12,111 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-22 02:21:12,112 INFO L275 PluginConnector]: CDTParser initialized [2022-11-22 02:21:12,113 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e6a86f1-5779-4113-af0b-b7103d9e00af/bin/utaipan-g80aRyZoba/../../sv-benchmarks/c/forester-heap/sll-rb-cnstr_1-1.i [2022-11-22 02:21:15,173 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-22 02:21:15,447 INFO L351 CDTParser]: Found 1 translation units. [2022-11-22 02:21:15,448 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e6a86f1-5779-4113-af0b-b7103d9e00af/sv-benchmarks/c/forester-heap/sll-rb-cnstr_1-1.i [2022-11-22 02:21:15,460 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e6a86f1-5779-4113-af0b-b7103d9e00af/bin/utaipan-g80aRyZoba/data/06a0d2e21/49aaae6169554665845dc17b6f1494d0/FLAGc1cdfbd88 [2022-11-22 02:21:15,475 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e6a86f1-5779-4113-af0b-b7103d9e00af/bin/utaipan-g80aRyZoba/data/06a0d2e21/49aaae6169554665845dc17b6f1494d0 [2022-11-22 02:21:15,478 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-22 02:21:15,479 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-22 02:21:15,480 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-22 02:21:15,481 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-22 02:21:15,484 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-22 02:21:15,485 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 02:21:15" (1/1) ... [2022-11-22 02:21:15,486 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2fb3d231 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:21:15, skipping insertion in model container [2022-11-22 02:21:15,487 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 02:21:15" (1/1) ... [2022-11-22 02:21:15,494 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-22 02:21:15,558 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-22 02:21:15,843 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e6a86f1-5779-4113-af0b-b7103d9e00af/sv-benchmarks/c/forester-heap/sll-rb-cnstr_1-1.i[22480,22493] [2022-11-22 02:21:15,851 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e6a86f1-5779-4113-af0b-b7103d9e00af/sv-benchmarks/c/forester-heap/sll-rb-cnstr_1-1.i[22552,22565] [2022-11-22 02:21:15,854 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e6a86f1-5779-4113-af0b-b7103d9e00af/sv-benchmarks/c/forester-heap/sll-rb-cnstr_1-1.i[22704,22717] [2022-11-22 02:21:15,856 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e6a86f1-5779-4113-af0b-b7103d9e00af/sv-benchmarks/c/forester-heap/sll-rb-cnstr_1-1.i[22778,22791] [2022-11-22 02:21:15,868 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-22 02:21:15,879 INFO L203 MainTranslator]: Completed pre-run [2022-11-22 02:21:15,939 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e6a86f1-5779-4113-af0b-b7103d9e00af/sv-benchmarks/c/forester-heap/sll-rb-cnstr_1-1.i[22480,22493] [2022-11-22 02:21:15,940 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e6a86f1-5779-4113-af0b-b7103d9e00af/sv-benchmarks/c/forester-heap/sll-rb-cnstr_1-1.i[22552,22565] [2022-11-22 02:21:15,941 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e6a86f1-5779-4113-af0b-b7103d9e00af/sv-benchmarks/c/forester-heap/sll-rb-cnstr_1-1.i[22704,22717] [2022-11-22 02:21:15,942 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e6a86f1-5779-4113-af0b-b7103d9e00af/sv-benchmarks/c/forester-heap/sll-rb-cnstr_1-1.i[22778,22791] [2022-11-22 02:21:15,960 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-22 02:21:15,984 INFO L208 MainTranslator]: Completed translation [2022-11-22 02:21:15,985 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:21:15 WrapperNode [2022-11-22 02:21:15,985 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-22 02:21:15,986 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-22 02:21:15,986 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-22 02:21:15,986 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-22 02:21:15,994 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:21:15" (1/1) ... [2022-11-22 02:21:16,023 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:21:15" (1/1) ... [2022-11-22 02:21:16,049 INFO L138 Inliner]: procedures = 119, calls = 32, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 116 [2022-11-22 02:21:16,050 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-22 02:21:16,050 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-22 02:21:16,050 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-22 02:21:16,051 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-22 02:21:16,061 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:21:15" (1/1) ... [2022-11-22 02:21:16,061 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:21:15" (1/1) ... [2022-11-22 02:21:16,064 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:21:15" (1/1) ... [2022-11-22 02:21:16,064 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:21:15" (1/1) ... [2022-11-22 02:21:16,073 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:21:15" (1/1) ... [2022-11-22 02:21:16,078 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:21:15" (1/1) ... [2022-11-22 02:21:16,079 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:21:15" (1/1) ... [2022-11-22 02:21:16,081 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:21:15" (1/1) ... [2022-11-22 02:21:16,083 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-22 02:21:16,084 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-22 02:21:16,084 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-22 02:21:16,084 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-22 02:21:16,085 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:21:15" (1/1) ... [2022-11-22 02:21:16,092 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-22 02:21:16,103 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e6a86f1-5779-4113-af0b-b7103d9e00af/bin/utaipan-g80aRyZoba/z3 [2022-11-22 02:21:16,114 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e6a86f1-5779-4113-af0b-b7103d9e00af/bin/utaipan-g80aRyZoba/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-22 02:21:16,117 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e6a86f1-5779-4113-af0b-b7103d9e00af/bin/utaipan-g80aRyZoba/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-22 02:21:16,158 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-22 02:21:16,158 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-22 02:21:16,158 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-22 02:21:16,158 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-22 02:21:16,159 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-22 02:21:16,159 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-11-22 02:21:16,159 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-22 02:21:16,159 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-22 02:21:16,159 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-22 02:21:16,160 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-22 02:21:16,314 INFO L235 CfgBuilder]: Building ICFG [2022-11-22 02:21:16,316 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-22 02:21:16,717 INFO L276 CfgBuilder]: Performing block encoding [2022-11-22 02:21:16,808 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-22 02:21:16,809 INFO L300 CfgBuilder]: Removed 11 assume(true) statements. [2022-11-22 02:21:16,811 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 02:21:16 BoogieIcfgContainer [2022-11-22 02:21:16,812 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-22 02:21:16,814 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-22 02:21:16,814 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-22 02:21:16,818 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-22 02:21:16,818 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.11 02:21:15" (1/3) ... [2022-11-22 02:21:16,819 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@782a053d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.11 02:21:16, skipping insertion in model container [2022-11-22 02:21:16,819 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:21:15" (2/3) ... [2022-11-22 02:21:16,820 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@782a053d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.11 02:21:16, skipping insertion in model container [2022-11-22 02:21:16,820 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 02:21:16" (3/3) ... [2022-11-22 02:21:16,822 INFO L112 eAbstractionObserver]: Analyzing ICFG sll-rb-cnstr_1-1.i [2022-11-22 02:21:16,841 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-22 02:21:16,842 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 4 error locations. [2022-11-22 02:21:16,911 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-22 02:21:16,943 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@734762ae, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-22 02:21:16,944 INFO L358 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2022-11-22 02:21:16,949 INFO L276 IsEmpty]: Start isEmpty. Operand has 27 states, 22 states have (on average 1.9545454545454546) internal successors, (43), 26 states have internal predecessors, (43), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-22 02:21:16,956 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2022-11-22 02:21:16,956 INFO L187 NwaCegarLoop]: Found error trace [2022-11-22 02:21:16,957 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1] [2022-11-22 02:21:16,957 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2022-11-22 02:21:16,966 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-22 02:21:16,966 INFO L85 PathProgramCache]: Analyzing trace with hash 153922345, now seen corresponding path program 1 times [2022-11-22 02:21:16,976 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-22 02:21:16,977 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1633394577] [2022-11-22 02:21:16,978 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 02:21:16,979 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 02:21:17,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 02:21:17,231 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-22 02:21:17,231 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-22 02:21:17,232 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1633394577] [2022-11-22 02:21:17,233 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1633394577] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-22 02:21:17,233 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-22 02:21:17,234 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-22 02:21:17,235 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [992434518] [2022-11-22 02:21:17,236 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-22 02:21:17,241 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-11-22 02:21:17,242 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-22 02:21:17,297 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-11-22 02:21:17,299 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-11-22 02:21:17,301 INFO L87 Difference]: Start difference. First operand has 27 states, 22 states have (on average 1.9545454545454546) internal successors, (43), 26 states have internal predecessors, (43), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 2 states, 2 states have (on average 2.5) internal successors, (5), 2 states have internal predecessors, (5), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-22 02:21:17,382 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-22 02:21:17,383 INFO L93 Difference]: Finished difference Result 51 states and 81 transitions. [2022-11-22 02:21:17,384 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-22 02:21:17,386 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 2.5) internal successors, (5), 2 states have internal predecessors, (5), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 5 [2022-11-22 02:21:17,386 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-22 02:21:17,397 INFO L225 Difference]: With dead ends: 51 [2022-11-22 02:21:17,397 INFO L226 Difference]: Without dead ends: 25 [2022-11-22 02:21:17,400 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-11-22 02:21:17,403 INFO L413 NwaCegarLoop]: 25 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 5 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 25 SdHoareTripleChecker+Invalid, 5 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 5 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-11-22 02:21:17,404 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 25 Invalid, 5 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 5 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-11-22 02:21:17,422 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 25 states. [2022-11-22 02:21:17,432 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 25 to 25. [2022-11-22 02:21:17,434 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 25 states, 21 states have (on average 1.2857142857142858) internal successors, (27), 24 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-22 02:21:17,438 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 25 states and 27 transitions. [2022-11-22 02:21:17,440 INFO L78 Accepts]: Start accepts. Automaton has 25 states and 27 transitions. Word has length 5 [2022-11-22 02:21:17,440 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-22 02:21:17,440 INFO L495 AbstractCegarLoop]: Abstraction has 25 states and 27 transitions. [2022-11-22 02:21:17,440 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 2.5) internal successors, (5), 2 states have internal predecessors, (5), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-22 02:21:17,440 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 27 transitions. [2022-11-22 02:21:17,441 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2022-11-22 02:21:17,441 INFO L187 NwaCegarLoop]: Found error trace [2022-11-22 02:21:17,441 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1] [2022-11-22 02:21:17,441 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-22 02:21:17,442 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2022-11-22 02:21:17,442 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-22 02:21:17,442 INFO L85 PathProgramCache]: Analyzing trace with hash 464256366, now seen corresponding path program 1 times [2022-11-22 02:21:17,442 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-22 02:21:17,443 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [518715645] [2022-11-22 02:21:17,443 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 02:21:17,443 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 02:21:17,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 02:21:17,545 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-22 02:21:17,546 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-22 02:21:17,546 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [518715645] [2022-11-22 02:21:17,546 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [518715645] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-22 02:21:17,546 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-22 02:21:17,546 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-22 02:21:17,547 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [688624159] [2022-11-22 02:21:17,547 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-22 02:21:17,548 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-22 02:21:17,548 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-22 02:21:17,549 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-22 02:21:17,549 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-22 02:21:17,549 INFO L87 Difference]: Start difference. First operand 25 states and 27 transitions. Second operand has 4 states, 4 states have (on average 1.5) internal successors, (6), 3 states have internal predecessors, (6), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-22 02:21:17,612 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-22 02:21:17,612 INFO L93 Difference]: Finished difference Result 28 states and 31 transitions. [2022-11-22 02:21:17,613 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-22 02:21:17,613 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 1.5) internal successors, (6), 3 states have internal predecessors, (6), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 6 [2022-11-22 02:21:17,613 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-22 02:21:17,614 INFO L225 Difference]: With dead ends: 28 [2022-11-22 02:21:17,614 INFO L226 Difference]: Without dead ends: 26 [2022-11-22 02:21:17,614 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-22 02:21:17,616 INFO L413 NwaCegarLoop]: 17 mSDtfsCounter, 37 mSDsluCounter, 7 mSDsCounter, 0 mSdLazyCounter, 14 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 37 SdHoareTripleChecker+Valid, 24 SdHoareTripleChecker+Invalid, 16 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 14 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-11-22 02:21:17,616 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [37 Valid, 24 Invalid, 16 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 14 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-11-22 02:21:17,617 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 26 states. [2022-11-22 02:21:17,621 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 26 to 23. [2022-11-22 02:21:17,621 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 23 states, 20 states have (on average 1.25) internal successors, (25), 22 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-22 02:21:17,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 23 states and 25 transitions. [2022-11-22 02:21:17,622 INFO L78 Accepts]: Start accepts. Automaton has 23 states and 25 transitions. Word has length 6 [2022-11-22 02:21:17,622 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-22 02:21:17,622 INFO L495 AbstractCegarLoop]: Abstraction has 23 states and 25 transitions. [2022-11-22 02:21:17,623 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 1.5) internal successors, (6), 3 states have internal predecessors, (6), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-22 02:21:17,623 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 25 transitions. [2022-11-22 02:21:17,623 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-11-22 02:21:17,623 INFO L187 NwaCegarLoop]: Found error trace [2022-11-22 02:21:17,623 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-22 02:21:17,624 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-11-22 02:21:17,624 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2022-11-22 02:21:17,624 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-22 02:21:17,625 INFO L85 PathProgramCache]: Analyzing trace with hash 870651803, now seen corresponding path program 1 times [2022-11-22 02:21:17,625 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-22 02:21:17,625 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2039807423] [2022-11-22 02:21:17,625 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 02:21:17,625 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 02:21:17,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 02:21:17,964 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-22 02:21:17,964 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-22 02:21:17,965 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2039807423] [2022-11-22 02:21:17,965 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2039807423] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-22 02:21:17,965 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-22 02:21:17,965 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-22 02:21:17,965 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [227700593] [2022-11-22 02:21:17,966 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-22 02:21:17,966 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-22 02:21:17,966 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-22 02:21:17,967 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-22 02:21:17,967 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-22 02:21:17,967 INFO L87 Difference]: Start difference. First operand 23 states and 25 transitions. Second operand has 5 states, 5 states have (on average 1.8) internal successors, (9), 4 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-22 02:21:18,151 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-22 02:21:18,151 INFO L93 Difference]: Finished difference Result 48 states and 53 transitions. [2022-11-22 02:21:18,152 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-22 02:21:18,152 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 1.8) internal successors, (9), 4 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 9 [2022-11-22 02:21:18,152 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-22 02:21:18,153 INFO L225 Difference]: With dead ends: 48 [2022-11-22 02:21:18,153 INFO L226 Difference]: Without dead ends: 46 [2022-11-22 02:21:18,153 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2022-11-22 02:21:18,155 INFO L413 NwaCegarLoop]: 13 mSDtfsCounter, 32 mSDsluCounter, 36 mSDsCounter, 0 mSdLazyCounter, 48 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 32 SdHoareTripleChecker+Valid, 49 SdHoareTripleChecker+Invalid, 51 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 48 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-11-22 02:21:18,155 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [32 Valid, 49 Invalid, 51 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 48 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-11-22 02:21:18,156 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 46 states. [2022-11-22 02:21:18,162 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 46 to 30. [2022-11-22 02:21:18,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 30 states, 27 states have (on average 1.2222222222222223) internal successors, (33), 29 states have internal predecessors, (33), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-22 02:21:18,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 30 states and 33 transitions. [2022-11-22 02:21:18,163 INFO L78 Accepts]: Start accepts. Automaton has 30 states and 33 transitions. Word has length 9 [2022-11-22 02:21:18,163 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-22 02:21:18,164 INFO L495 AbstractCegarLoop]: Abstraction has 30 states and 33 transitions. [2022-11-22 02:21:18,164 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 1.8) internal successors, (9), 4 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-22 02:21:18,164 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 33 transitions. [2022-11-22 02:21:18,164 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-11-22 02:21:18,165 INFO L187 NwaCegarLoop]: Found error trace [2022-11-22 02:21:18,165 INFO L195 NwaCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-22 02:21:18,165 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-11-22 02:21:18,165 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2022-11-22 02:21:18,166 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-22 02:21:18,166 INFO L85 PathProgramCache]: Analyzing trace with hash 1598018176, now seen corresponding path program 1 times [2022-11-22 02:21:18,166 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-22 02:21:18,166 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [221494656] [2022-11-22 02:21:18,167 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 02:21:18,167 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 02:21:18,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 02:21:19,315 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-22 02:21:19,315 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-22 02:21:19,315 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [221494656] [2022-11-22 02:21:19,316 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [221494656] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-22 02:21:19,316 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1879636391] [2022-11-22 02:21:19,316 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 02:21:19,316 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-22 02:21:19,316 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e6a86f1-5779-4113-af0b-b7103d9e00af/bin/utaipan-g80aRyZoba/z3 [2022-11-22 02:21:19,323 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e6a86f1-5779-4113-af0b-b7103d9e00af/bin/utaipan-g80aRyZoba/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-22 02:21:19,348 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7e6a86f1-5779-4113-af0b-b7103d9e00af/bin/utaipan-g80aRyZoba/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-11-22 02:21:19,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 02:21:19,470 INFO L263 TraceCheckSpWp]: Trace formula consists of 181 conjuncts, 30 conjunts are in the unsatisfiable core [2022-11-22 02:21:19,481 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-22 02:21:19,550 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 13 treesize of output 9 [2022-11-22 02:21:19,569 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2022-11-22 02:21:19,831 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:21:19,837 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 180 treesize of output 174 [2022-11-22 02:21:19,875 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:21:19,877 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 154 treesize of output 186 [2022-11-22 02:21:19,935 INFO L321 Elim1Store]: treesize reduction 11, result has 45.0 percent of original size [2022-11-22 02:21:19,936 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 142 treesize of output 166 [2022-11-22 02:21:19,960 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:21:19,962 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 133 treesize of output 165 [2022-11-22 02:21:20,093 INFO L321 Elim1Store]: treesize reduction 86, result has 26.5 percent of original size [2022-11-22 02:21:20,093 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 5 new quantified variables, introduced 8 case distinctions, treesize of input 133 treesize of output 171 [2022-11-22 02:21:20,144 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 118 treesize of output 138 [2022-11-22 02:21:20,355 INFO L321 Elim1Store]: treesize reduction 32, result has 36.0 percent of original size [2022-11-22 02:21:20,355 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 5 case distinctions, treesize of input 33 treesize of output 31 [2022-11-22 02:21:20,387 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2022-11-22 02:21:20,399 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 38 treesize of output 63 [2022-11-22 02:21:20,471 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 18 [2022-11-22 02:21:20,524 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:21:20,535 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:21:20,598 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 7 [2022-11-22 02:21:20,602 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-22 02:21:20,602 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-22 02:21:20,781 INFO L321 Elim1Store]: treesize reduction 20, result has 63.6 percent of original size [2022-11-22 02:21:20,782 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 4 case distinctions, treesize of input 192 treesize of output 239 [2022-11-22 02:21:20,866 INFO L321 Elim1Store]: treesize reduction 20, result has 63.6 percent of original size [2022-11-22 02:21:20,866 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 4 case distinctions, treesize of input 180 treesize of output 227 [2022-11-22 02:21:20,934 INFO L321 Elim1Store]: treesize reduction 10, result has 70.6 percent of original size [2022-11-22 02:21:20,934 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 168 treesize of output 197 [2022-11-22 02:21:21,209 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-22 02:21:21,209 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1879636391] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-22 02:21:21,209 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1892695219] [2022-11-22 02:21:21,230 INFO L159 IcfgInterpreter]: Started Sifa with 10 locations of interest [2022-11-22 02:21:21,230 INFO L166 IcfgInterpreter]: Building call graph [2022-11-22 02:21:21,240 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2022-11-22 02:21:21,246 INFO L176 IcfgInterpreter]: Starting interpretation [2022-11-22 02:21:21,246 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2022-11-22 02:21:21,289 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:21:21,290 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 7 [2022-11-22 02:21:21,300 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:21:21,303 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:21:21,305 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:21:21,318 INFO L321 Elim1Store]: treesize reduction 13, result has 45.8 percent of original size [2022-11-22 02:21:21,318 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 31 treesize of output 41 [2022-11-22 02:21:21,361 INFO L321 Elim1Store]: treesize reduction 36, result has 34.5 percent of original size [2022-11-22 02:21:21,362 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 4 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 4 case distinctions, treesize of input 27 treesize of output 41 [2022-11-22 02:21:21,374 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:21:21,375 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 7 [2022-11-22 02:21:21,384 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 22 [2022-11-22 02:21:21,466 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:21:21,469 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 353 treesize of output 360 [2022-11-22 02:21:21,498 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:21:21,501 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 291 treesize of output 298 [2022-11-22 02:21:21,598 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:21:21,599 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:21:21,601 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:21:21,602 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:21:21,605 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 3 select indices, 3 select index equivalence classes, 10 disjoint index pairs (out of 3 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 359 treesize of output 415 [2022-11-22 02:21:21,664 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:21:22,593 INFO L321 Elim1Store]: treesize reduction 253, result has 18.1 percent of original size [2022-11-22 02:21:22,593 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 6 select indices, 6 select index equivalence classes, 8 disjoint index pairs (out of 15 index pairs), introduced 8 new quantified variables, introduced 16 case distinctions, treesize of input 285 treesize of output 352 [2022-11-22 02:21:22,672 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:21:22,673 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:21:22,675 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:21:22,824 INFO L321 Elim1Store]: treesize reduction 27, result has 25.0 percent of original size [2022-11-22 02:21:22,824 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 2 stores, 3 select indices, 3 select index equivalence classes, 11 disjoint index pairs (out of 3 index pairs), introduced 5 new quantified variables, introduced 1 case distinctions, treesize of input 249 treesize of output 313 [2022-11-22 02:21:23,040 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 11 [2022-11-22 02:21:23,093 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:21:23,094 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 02:21:23,098 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:21:23,100 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:21:23,101 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 10 disjoint index pairs (out of 10 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 75 treesize of output 22 [2022-11-22 02:21:23,272 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 11 [2022-11-22 02:21:23,364 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 11 [2022-11-22 02:21:23,477 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:21:23,479 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:21:23,481 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:21:23,489 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:21:23,491 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:21:23,493 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:21:23,898 INFO L321 Elim1Store]: treesize reduction 46, result has 48.3 percent of original size [2022-11-22 02:21:23,898 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 6 new quantified variables, introduced 3 case distinctions, treesize of input 849 treesize of output 916 [2022-11-22 02:21:23,928 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:21:23,929 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 772 treesize of output 766 [2022-11-22 02:21:23,952 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 766 treesize of output 764 [2022-11-22 02:21:24,226 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 02:21:24,231 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 20 [2022-11-22 02:21:24,307 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:21:24,309 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 02:21:24,313 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 131 treesize of output 61 [2022-11-22 02:21:24,329 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:21:24,330 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 11 [2022-11-22 02:21:24,348 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:21:24,349 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 02:21:24,350 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 10 [2022-11-22 02:21:24,402 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:21:24,404 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 02:21:24,408 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 7 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 110 treesize of output 52 [2022-11-22 02:21:24,419 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 3 [2022-11-22 02:21:24,430 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:21:24,431 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 11 [2022-11-22 02:21:24,464 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:21:24,472 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:21:24,474 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 7 disjoint index pairs (out of 1 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 1862 treesize of output 1809 [2022-11-22 02:21:24,504 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 1707 treesize of output 1703 [2022-11-22 02:21:24,531 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 1703 treesize of output 1701 [2022-11-22 02:21:24,559 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:21:24,560 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:21:24,678 INFO L321 Elim1Store]: treesize reduction 52, result has 45.3 percent of original size [2022-11-22 02:21:24,679 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 3 select indices, 3 select index equivalence classes, 9 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 1773 treesize of output 1798 [2022-11-22 02:21:24,757 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 1663 treesize of output 1659 [2022-11-22 02:21:24,805 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 1659 treesize of output 1657 [2022-11-22 02:21:24,865 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 38 [2022-11-22 02:21:25,278 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-22 02:21:25,293 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:21:25,300 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 26 [2022-11-22 02:21:25,526 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-22 02:21:25,542 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:21:25,543 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 02:21:25,545 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 7 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 101 treesize of output 28 [2022-11-22 02:21:25,554 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2022-11-22 02:21:25,568 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:21:25,569 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 16 [2022-11-22 02:21:25,658 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:21:25,659 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 02:21:25,662 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 7 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 87 treesize of output 24 [2022-11-22 02:21:25,671 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2022-11-22 02:21:25,681 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:21:25,682 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 13 [2022-11-22 02:21:25,761 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:21:25,867 INFO L321 Elim1Store]: treesize reduction 68, result has 22.7 percent of original size [2022-11-22 02:21:25,868 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 10 disjoint index pairs (out of 10 index pairs), introduced 6 new quantified variables, introduced 6 case distinctions, treesize of input 1710 treesize of output 1701 [2022-11-22 02:21:26,054 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:21:26,106 INFO L321 Elim1Store]: treesize reduction 40, result has 32.2 percent of original size [2022-11-22 02:21:26,106 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 11 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 4 case distinctions, treesize of input 51 treesize of output 39 [2022-11-22 02:21:26,149 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:21:26,200 INFO L321 Elim1Store]: treesize reduction 40, result has 32.2 percent of original size [2022-11-22 02:21:26,200 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 11 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 4 case distinctions, treesize of input 51 treesize of output 39 [2022-11-22 02:21:26,335 INFO L321 Elim1Store]: treesize reduction 43, result has 23.2 percent of original size [2022-11-22 02:21:26,336 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 5 new quantified variables, introduced 4 case distinctions, treesize of input 3679 treesize of output 2984 [2022-11-22 02:21:26,660 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 42 treesize of output 39 [2022-11-22 02:21:26,855 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 19 [2022-11-22 02:21:26,866 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 73 treesize of output 67 [2022-11-22 02:21:26,916 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 19 [2022-11-22 02:21:26,928 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 73 treesize of output 67 [2022-11-22 02:21:26,997 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 19 [2022-11-22 02:21:27,011 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 73 treesize of output 67 [2022-11-22 02:21:27,045 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 19 [2022-11-22 02:21:27,057 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 73 treesize of output 67 [2022-11-22 02:21:27,419 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:21:28,134 INFO L321 Elim1Store]: treesize reduction 509, result has 4.5 percent of original size [2022-11-22 02:21:28,136 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 4 select indices, 4 select index equivalence classes, 7 disjoint index pairs (out of 6 index pairs), introduced 6 new quantified variables, introduced 15 case distinctions, treesize of input 12874 treesize of output 12668 [2022-11-22 02:21:30,012 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:21:30,013 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 7 [2022-11-22 02:21:30,041 INFO L321 Elim1Store]: treesize reduction 55, result has 1.8 percent of original size [2022-11-22 02:21:30,042 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 7 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 828 treesize of output 588 [2022-11-22 02:21:30,104 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:21:43,736 WARN L233 SmtUtils]: Spent 13.60s on a formula simplification. DAG size of input: 301 DAG size of output: 87 (called from [L 318] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.arrays.Elim1Store.elim1) [2022-11-22 02:21:43,737 INFO L321 Elim1Store]: treesize reduction 1674, result has 10.2 percent of original size [2022-11-22 02:21:43,740 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 4 stores, 6 select indices, 6 select index equivalence classes, 5 disjoint index pairs (out of 15 index pairs), introduced 10 new quantified variables, introduced 42 case distinctions, treesize of input 19014 treesize of output 19080 [2022-11-22 02:21:44,784 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-22 02:21:47,104 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:21:47,141 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 173 treesize of output 162 [2022-11-22 02:21:47,238 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-22 02:21:47,315 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:21:47,392 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 173 treesize of output 162 [2022-11-22 02:21:47,574 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:21:47,600 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 173 treesize of output 162 [2022-11-22 02:21:47,654 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-22 02:21:48,268 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-22 02:21:48,353 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-22 02:21:48,407 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-22 02:21:48,432 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-22 02:21:48,544 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-22 02:21:48,609 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-22 02:21:48,641 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-22 02:21:52,032 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-22 02:21:52,141 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-22 02:21:56,850 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-22 02:21:56,974 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-22 02:21:59,437 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-22 02:21:59,621 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:21:59,633 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 02:21:59,634 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 39 treesize of output 15 [2022-11-22 02:21:59,719 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:21:59,743 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 02:21:59,744 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 177 treesize of output 151 [2022-11-22 02:21:59,847 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:21:59,874 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 02:21:59,875 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 177 treesize of output 151 [2022-11-22 02:22:00,735 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:22:00,753 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 02:22:00,754 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 177 treesize of output 151 [2022-11-22 02:22:00,807 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:22:00,825 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 02:22:00,826 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 39 treesize of output 15 [2022-11-22 02:22:00,906 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:22:00,937 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 02:22:00,938 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 177 treesize of output 151 [2022-11-22 02:22:01,023 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:22:01,043 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 39 treesize of output 30 [2022-11-22 02:22:01,065 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-22 02:22:01,095 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:22:01,120 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 39 treesize of output 30 [2022-11-22 02:22:01,162 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:22:01,191 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 39 treesize of output 30 [2022-11-22 02:22:01,209 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-22 02:22:01,625 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-22 02:22:01,770 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-22 02:22:01,819 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-22 02:22:01,858 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-22 02:22:01,909 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-22 02:22:02,061 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:22:02,099 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 02:22:02,100 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 177 treesize of output 151 [2022-11-22 02:22:02,301 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:22:02,328 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 02:22:02,329 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 39 treesize of output 15 [2022-11-22 02:22:02,478 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-22 02:22:02,514 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-22 02:22:02,577 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-22 02:22:02,610 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-22 02:22:02,654 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-22 02:22:02,849 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-22 02:22:02,922 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:22:02,938 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 02:22:02,939 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 39 treesize of output 15 [2022-11-22 02:22:03,074 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:22:03,087 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 02:22:03,088 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 177 treesize of output 151 [2022-11-22 02:22:03,135 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-22 02:22:03,508 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-22 02:22:03,555 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-22 02:22:03,628 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-22 02:22:03,674 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-22 02:22:03,727 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-22 02:22:03,953 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-22 02:22:04,141 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-22 02:22:04,547 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-22 02:22:04,756 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:22:04,774 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 02:22:04,775 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 177 treesize of output 151 [2022-11-22 02:22:04,839 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-22 02:22:04,891 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:22:04,907 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 02:22:04,908 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 39 treesize of output 15 [2022-11-22 02:22:04,966 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:22:04,984 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 02:22:04,985 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 177 treesize of output 151 [2022-11-22 02:22:05,172 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-22 02:22:05,202 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:22:05,231 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 39 treesize of output 30 [2022-11-22 02:22:05,268 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:22:05,289 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 39 treesize of output 30 [2022-11-22 02:22:05,311 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-22 02:22:05,339 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:22:05,365 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 39 treesize of output 30 [2022-11-22 02:22:05,403 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:22:05,426 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 39 treesize of output 30 [2022-11-22 02:22:05,610 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:22:05,622 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 02:22:05,623 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 39 treesize of output 15 [2022-11-22 02:22:05,695 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-22 02:22:05,801 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-22 02:22:05,859 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:22:05,872 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 02:22:05,873 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 177 treesize of output 151 [2022-11-22 02:22:34,425 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:22:34,429 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:22:34,438 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:22:34,596 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:22:34,657 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:22:34,664 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:22:34,667 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:22:34,674 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:22:34,679 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:22:34,687 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 02:22:34,690 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:22:34,697 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:22:34,704 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 02:22:34,753 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-22 02:22:34,790 INFO L217 Elim1Store]: Index analysis took 196 ms [2022-11-22 02:29:25,404 WARN L233 SmtUtils]: Spent 6.84m on a formula simplification. DAG size of input: 493 DAG size of output: 149 (called from [L 318] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.arrays.Elim1Store.elim1) [2022-11-22 02:29:25,404 INFO L321 Elim1Store]: treesize reduction 3111, result has 8.6 percent of original size [2022-11-22 02:29:25,408 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 18 stores, 4 select indices, 4 select index equivalence classes, 13 disjoint index pairs (out of 6 index pairs), introduced 20 new quantified variables, introduced 74 case distinctions, treesize of input 7859 treesize of output 27901