./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 4e7fbc69 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25791663-c95d-4f26-a6e2-fd08c41933d5/bin/utaipan-Q6hlc19bkW/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25791663-c95d-4f26-a6e2-fd08c41933d5/bin/utaipan-Q6hlc19bkW/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25791663-c95d-4f26-a6e2-fd08c41933d5/bin/utaipan-Q6hlc19bkW/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25791663-c95d-4f26-a6e2-fd08c41933d5/bin/utaipan-Q6hlc19bkW/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_25791663-c95d-4f26-a6e2-fd08c41933d5/bin/utaipan-Q6hlc19bkW/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25791663-c95d-4f26-a6e2-fd08c41933d5/bin/utaipan-Q6hlc19bkW --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-4e7fbc6 [2022-11-23 13:54:33,216 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-23 13:54:33,219 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-23 13:54:33,262 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-23 13:54:33,266 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-23 13:54:33,271 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-23 13:54:33,272 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-23 13:54:33,277 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-23 13:54:33,280 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-23 13:54:33,286 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-23 13:54:33,288 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-23 13:54:33,290 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-23 13:54:33,291 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-23 13:54:33,294 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-23 13:54:33,298 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-23 13:54:33,301 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-23 13:54:33,304 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-23 13:54:33,305 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-23 13:54:33,307 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-23 13:54:33,311 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-23 13:54:33,317 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-23 13:54:33,321 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-23 13:54:33,324 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-23 13:54:33,326 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-23 13:54:33,330 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-23 13:54:33,336 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-23 13:54:33,337 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-23 13:54:33,338 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-23 13:54:33,340 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-23 13:54:33,341 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-23 13:54:33,342 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-23 13:54:33,344 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-23 13:54:33,345 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-23 13:54:33,347 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-23 13:54:33,349 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-23 13:54:33,349 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-23 13:54:33,350 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-23 13:54:33,350 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-23 13:54:33,351 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-23 13:54:33,353 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-23 13:54:33,354 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-23 13:54:33,355 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25791663-c95d-4f26-a6e2-fd08c41933d5/bin/utaipan-Q6hlc19bkW/config/svcomp-Reach-32bit-Taipan_Default.epf [2022-11-23 13:54:33,402 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-23 13:54:33,402 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-23 13:54:33,403 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-23 13:54:33,403 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-23 13:54:33,404 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-23 13:54:33,405 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-23 13:54:33,405 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-23 13:54:33,405 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-23 13:54:33,406 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-23 13:54:33,406 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-23 13:54:33,407 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-23 13:54:33,407 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-23 13:54:33,408 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-23 13:54:33,408 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-23 13:54:33,408 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-23 13:54:33,409 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-23 13:54:33,409 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-23 13:54:33,409 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-23 13:54:33,410 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-23 13:54:33,410 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-23 13:54:33,411 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-23 13:54:33,411 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-23 13:54:33,411 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-23 13:54:33,411 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-23 13:54:33,412 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-23 13:54:33,412 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-23 13:54:33,412 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-23 13:54:33,413 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-23 13:54:33,413 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-23 13:54:33,413 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-23 13:54:33,414 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-23 13:54:33,414 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-23 13:54:33,415 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-23 13:54:33,415 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-23 13:54:33,415 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-23 13:54:33,416 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-23 13:54:33,416 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-23 13:54:33,416 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-23 13:54:33,416 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-23 13:54:33,417 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-23 13:54:33,417 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-23 13:54:33,417 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_25791663-c95d-4f26-a6e2-fd08c41933d5/bin/utaipan-Q6hlc19bkW/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25791663-c95d-4f26-a6e2-fd08c41933d5/bin/utaipan-Q6hlc19bkW Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6070ac475d5b3c3d5905eb0c203232134efabc1c427fcfbbf8cf82789693617b [2022-11-23 13:54:33,720 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-23 13:54:33,758 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-23 13:54:33,761 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-23 13:54:33,763 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-23 13:54:33,763 INFO L275 PluginConnector]: CDTParser initialized [2022-11-23 13:54:33,765 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25791663-c95d-4f26-a6e2-fd08c41933d5/bin/utaipan-Q6hlc19bkW/../../sv-benchmarks/c/forester-heap/sll-rb-cnstr_1-1.i [2022-11-23 13:54:37,036 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-23 13:54:37,326 INFO L351 CDTParser]: Found 1 translation units. [2022-11-23 13:54:37,327 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25791663-c95d-4f26-a6e2-fd08c41933d5/sv-benchmarks/c/forester-heap/sll-rb-cnstr_1-1.i [2022-11-23 13:54:37,338 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25791663-c95d-4f26-a6e2-fd08c41933d5/bin/utaipan-Q6hlc19bkW/data/6dcae84fa/b9773d52fc644312949860527e55533e/FLAG9223c4db3 [2022-11-23 13:54:37,353 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25791663-c95d-4f26-a6e2-fd08c41933d5/bin/utaipan-Q6hlc19bkW/data/6dcae84fa/b9773d52fc644312949860527e55533e [2022-11-23 13:54:37,356 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-23 13:54:37,358 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-23 13:54:37,360 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-23 13:54:37,360 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-23 13:54:37,365 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-23 13:54:37,366 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:54:37" (1/1) ... [2022-11-23 13:54:37,367 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4a5f38e6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:54:37, skipping insertion in model container [2022-11-23 13:54:37,367 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:54:37" (1/1) ... [2022-11-23 13:54:37,376 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-23 13:54:37,410 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-23 13:54:37,796 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_25791663-c95d-4f26-a6e2-fd08c41933d5/sv-benchmarks/c/forester-heap/sll-rb-cnstr_1-1.i[22480,22493] [2022-11-23 13:54:37,805 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_25791663-c95d-4f26-a6e2-fd08c41933d5/sv-benchmarks/c/forester-heap/sll-rb-cnstr_1-1.i[22552,22565] [2022-11-23 13:54:37,807 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_25791663-c95d-4f26-a6e2-fd08c41933d5/sv-benchmarks/c/forester-heap/sll-rb-cnstr_1-1.i[22704,22717] [2022-11-23 13:54:37,809 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_25791663-c95d-4f26-a6e2-fd08c41933d5/sv-benchmarks/c/forester-heap/sll-rb-cnstr_1-1.i[22778,22791] [2022-11-23 13:54:37,821 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-23 13:54:37,834 INFO L203 MainTranslator]: Completed pre-run [2022-11-23 13:54:37,871 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_25791663-c95d-4f26-a6e2-fd08c41933d5/sv-benchmarks/c/forester-heap/sll-rb-cnstr_1-1.i[22480,22493] [2022-11-23 13:54:37,873 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_25791663-c95d-4f26-a6e2-fd08c41933d5/sv-benchmarks/c/forester-heap/sll-rb-cnstr_1-1.i[22552,22565] [2022-11-23 13:54:37,874 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_25791663-c95d-4f26-a6e2-fd08c41933d5/sv-benchmarks/c/forester-heap/sll-rb-cnstr_1-1.i[22704,22717] [2022-11-23 13:54:37,876 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_25791663-c95d-4f26-a6e2-fd08c41933d5/sv-benchmarks/c/forester-heap/sll-rb-cnstr_1-1.i[22778,22791] [2022-11-23 13:54:37,879 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-23 13:54:37,907 INFO L208 MainTranslator]: Completed translation [2022-11-23 13:54:37,908 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:54:37 WrapperNode [2022-11-23 13:54:37,908 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-23 13:54:37,909 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-23 13:54:37,910 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-23 13:54:37,910 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-23 13:54:37,919 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:54:37" (1/1) ... [2022-11-23 13:54:37,948 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:54:37" (1/1) ... [2022-11-23 13:54:37,972 INFO L138 Inliner]: procedures = 119, calls = 32, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 116 [2022-11-23 13:54:37,973 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-23 13:54:37,974 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-23 13:54:37,974 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-23 13:54:37,974 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-23 13:54:37,985 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:54:37" (1/1) ... [2022-11-23 13:54:37,985 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:54:37" (1/1) ... [2022-11-23 13:54:37,989 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:54:37" (1/1) ... [2022-11-23 13:54:37,989 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:54:37" (1/1) ... [2022-11-23 13:54:38,002 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:54:37" (1/1) ... [2022-11-23 13:54:38,018 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:54:37" (1/1) ... [2022-11-23 13:54:38,020 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:54:37" (1/1) ... [2022-11-23 13:54:38,021 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:54:37" (1/1) ... [2022-11-23 13:54:38,038 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-23 13:54:38,039 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-23 13:54:38,039 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-23 13:54:38,039 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-23 13:54:38,040 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:54:37" (1/1) ... [2022-11-23 13:54:38,047 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-23 13:54:38,059 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25791663-c95d-4f26-a6e2-fd08c41933d5/bin/utaipan-Q6hlc19bkW/z3 [2022-11-23 13:54:38,072 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25791663-c95d-4f26-a6e2-fd08c41933d5/bin/utaipan-Q6hlc19bkW/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-23 13:54:38,083 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25791663-c95d-4f26-a6e2-fd08c41933d5/bin/utaipan-Q6hlc19bkW/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-23 13:54:38,120 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-23 13:54:38,121 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-23 13:54:38,121 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-23 13:54:38,121 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-23 13:54:38,121 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-23 13:54:38,122 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-11-23 13:54:38,122 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-23 13:54:38,122 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-23 13:54:38,122 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-23 13:54:38,122 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-23 13:54:38,234 INFO L235 CfgBuilder]: Building ICFG [2022-11-23 13:54:38,236 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-23 13:54:38,608 INFO L276 CfgBuilder]: Performing block encoding [2022-11-23 13:54:38,665 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-23 13:54:38,666 INFO L300 CfgBuilder]: Removed 11 assume(true) statements. [2022-11-23 13:54:38,668 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:54:38 BoogieIcfgContainer [2022-11-23 13:54:38,669 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-23 13:54:38,671 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-23 13:54:38,671 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-23 13:54:38,675 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-23 13:54:38,675 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 01:54:37" (1/3) ... [2022-11-23 13:54:38,676 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@8e580aa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 01:54:38, skipping insertion in model container [2022-11-23 13:54:38,676 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:54:37" (2/3) ... [2022-11-23 13:54:38,676 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@8e580aa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 01:54:38, skipping insertion in model container [2022-11-23 13:54:38,677 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:54:38" (3/3) ... [2022-11-23 13:54:38,678 INFO L112 eAbstractionObserver]: Analyzing ICFG sll-rb-cnstr_1-1.i [2022-11-23 13:54:38,697 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-23 13:54:38,697 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 4 error locations. [2022-11-23 13:54:38,745 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-23 13:54:38,753 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;@68c68d97, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-23 13:54:38,754 INFO L358 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2022-11-23 13:54:38,759 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) [2022-11-23 13:54:38,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2022-11-23 13:54:38,766 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 13:54:38,766 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1] [2022-11-23 13:54:38,767 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)] === [2022-11-23 13:54:38,773 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 13:54:38,774 INFO L85 PathProgramCache]: Analyzing trace with hash 153922345, now seen corresponding path program 1 times [2022-11-23 13:54:38,784 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-23 13:54:38,785 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [195142250] [2022-11-23 13:54:38,786 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 13:54:38,787 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 13:54:38,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 13:54:38,941 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-23 13:54:38,942 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-23 13:54:38,942 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [195142250] [2022-11-23 13:54:38,943 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [195142250] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 13:54:38,944 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 13:54:38,944 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-23 13:54:38,946 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [175893489] [2022-11-23 13:54:38,946 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 13:54:38,951 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-11-23 13:54:38,952 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-23 13:54:38,991 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-11-23 13:54:38,991 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-11-23 13:54:38,993 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) [2022-11-23 13:54:39,072 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 13:54:39,072 INFO L93 Difference]: Finished difference Result 51 states and 81 transitions. [2022-11-23 13:54:39,074 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-23 13:54:39,076 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 [2022-11-23 13:54:39,076 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 13:54:39,083 INFO L225 Difference]: With dead ends: 51 [2022-11-23 13:54:39,084 INFO L226 Difference]: Without dead ends: 25 [2022-11-23 13:54:39,087 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 [2022-11-23 13:54:39,092 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 [2022-11-23 13:54:39,093 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] [2022-11-23 13:54:39,112 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 25 states. [2022-11-23 13:54:39,121 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 25 to 25. [2022-11-23 13:54:39,123 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) [2022-11-23 13:54:39,124 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 25 states and 27 transitions. [2022-11-23 13:54:39,125 INFO L78 Accepts]: Start accepts. Automaton has 25 states and 27 transitions. Word has length 5 [2022-11-23 13:54:39,126 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 13:54:39,126 INFO L495 AbstractCegarLoop]: Abstraction has 25 states and 27 transitions. [2022-11-23 13:54:39,126 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) [2022-11-23 13:54:39,126 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 27 transitions. [2022-11-23 13:54:39,127 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2022-11-23 13:54:39,127 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 13:54:39,127 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1] [2022-11-23 13:54:39,127 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-23 13:54:39,128 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)] === [2022-11-23 13:54:39,128 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 13:54:39,129 INFO L85 PathProgramCache]: Analyzing trace with hash 464256366, now seen corresponding path program 1 times [2022-11-23 13:54:39,129 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-23 13:54:39,129 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [482133997] [2022-11-23 13:54:39,129 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 13:54:39,130 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 13:54:39,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 13:54:39,307 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-23 13:54:39,308 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-23 13:54:39,309 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [482133997] [2022-11-23 13:54:39,309 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [482133997] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 13:54:39,309 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 13:54:39,309 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-23 13:54:39,313 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1185046010] [2022-11-23 13:54:39,315 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 13:54:39,316 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-23 13:54:39,317 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-23 13:54:39,317 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-23 13:54:39,318 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-23 13:54:39,318 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) [2022-11-23 13:54:39,397 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 13:54:39,397 INFO L93 Difference]: Finished difference Result 28 states and 31 transitions. [2022-11-23 13:54:39,398 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-23 13:54:39,398 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 [2022-11-23 13:54:39,399 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 13:54:39,400 INFO L225 Difference]: With dead ends: 28 [2022-11-23 13:54:39,401 INFO L226 Difference]: Without dead ends: 26 [2022-11-23 13:54:39,402 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 [2022-11-23 13:54:39,405 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 [2022-11-23 13:54:39,406 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] [2022-11-23 13:54:39,407 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 26 states. [2022-11-23 13:54:39,412 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 26 to 23. [2022-11-23 13:54:39,417 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) [2022-11-23 13:54:39,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 23 states and 25 transitions. [2022-11-23 13:54:39,418 INFO L78 Accepts]: Start accepts. Automaton has 23 states and 25 transitions. Word has length 6 [2022-11-23 13:54:39,418 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 13:54:39,419 INFO L495 AbstractCegarLoop]: Abstraction has 23 states and 25 transitions. [2022-11-23 13:54:39,419 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) [2022-11-23 13:54:39,419 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 25 transitions. [2022-11-23 13:54:39,419 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-11-23 13:54:39,421 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 13:54:39,421 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-23 13:54:39,421 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-11-23 13:54:39,422 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)] === [2022-11-23 13:54:39,422 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 13:54:39,424 INFO L85 PathProgramCache]: Analyzing trace with hash 870651803, now seen corresponding path program 1 times [2022-11-23 13:54:39,424 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-23 13:54:39,424 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [229981381] [2022-11-23 13:54:39,424 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 13:54:39,425 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 13:54:39,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 13:54:39,794 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-23 13:54:39,794 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-23 13:54:39,794 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [229981381] [2022-11-23 13:54:39,794 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [229981381] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 13:54:39,795 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 13:54:39,795 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-23 13:54:39,795 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1844495294] [2022-11-23 13:54:39,795 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 13:54:39,796 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-23 13:54:39,796 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-23 13:54:39,797 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-23 13:54:39,797 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-23 13:54:39,797 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) [2022-11-23 13:54:40,003 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 13:54:40,003 INFO L93 Difference]: Finished difference Result 48 states and 53 transitions. [2022-11-23 13:54:40,004 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-23 13:54:40,004 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 [2022-11-23 13:54:40,004 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 13:54:40,005 INFO L225 Difference]: With dead ends: 48 [2022-11-23 13:54:40,005 INFO L226 Difference]: Without dead ends: 46 [2022-11-23 13:54:40,006 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 [2022-11-23 13:54:40,007 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, 0.2s IncrementalHoareTripleChecker+Time [2022-11-23 13:54:40,008 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [32 Valid, 49 Invalid, 51 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 48 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-11-23 13:54:40,009 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 46 states. [2022-11-23 13:54:40,023 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 46 to 30. [2022-11-23 13:54:40,023 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) [2022-11-23 13:54:40,026 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 30 states and 33 transitions. [2022-11-23 13:54:40,027 INFO L78 Accepts]: Start accepts. Automaton has 30 states and 33 transitions. Word has length 9 [2022-11-23 13:54:40,027 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 13:54:40,028 INFO L495 AbstractCegarLoop]: Abstraction has 30 states and 33 transitions. [2022-11-23 13:54:40,028 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) [2022-11-23 13:54:40,028 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 33 transitions. [2022-11-23 13:54:40,029 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-11-23 13:54:40,029 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 13:54:40,029 INFO L195 NwaCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-23 13:54:40,029 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-11-23 13:54:40,030 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)] === [2022-11-23 13:54:40,030 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 13:54:40,031 INFO L85 PathProgramCache]: Analyzing trace with hash 1598018176, now seen corresponding path program 1 times [2022-11-23 13:54:40,031 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-23 13:54:40,031 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [77653051] [2022-11-23 13:54:40,031 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 13:54:40,031 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 13:54:40,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 13:54:41,257 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-23 13:54:41,258 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-23 13:54:41,258 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [77653051] [2022-11-23 13:54:41,259 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [77653051] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-23 13:54:41,259 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1821047032] [2022-11-23 13:54:41,259 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 13:54:41,260 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-23 13:54:41,260 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25791663-c95d-4f26-a6e2-fd08c41933d5/bin/utaipan-Q6hlc19bkW/z3 [2022-11-23 13:54:41,266 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25791663-c95d-4f26-a6e2-fd08c41933d5/bin/utaipan-Q6hlc19bkW/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-23 13:54:41,290 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25791663-c95d-4f26-a6e2-fd08c41933d5/bin/utaipan-Q6hlc19bkW/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-11-23 13:54:41,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 13:54:41,427 INFO L263 TraceCheckSpWp]: Trace formula consists of 181 conjuncts, 30 conjunts are in the unsatisfiable core [2022-11-23 13:54:41,441 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-23 13:54:41,521 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 [2022-11-23 13:54:41,541 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 [2022-11-23 13:54:41,804 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 13:54:41,810 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 [2022-11-23 13:54:41,850 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 13:54:41,853 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 [2022-11-23 13:54:41,935 INFO L321 Elim1Store]: treesize reduction 11, result has 45.0 percent of original size [2022-11-23 13:54:41,936 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 [2022-11-23 13:54:41,972 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 13:54:41,974 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 [2022-11-23 13:54:42,127 INFO L321 Elim1Store]: treesize reduction 86, result has 26.5 percent of original size [2022-11-23 13:54:42,128 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 [2022-11-23 13:54:42,189 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 [2022-11-23 13:54:42,435 INFO L321 Elim1Store]: treesize reduction 32, result has 36.0 percent of original size [2022-11-23 13:54:42,436 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 [2022-11-23 13:54:42,472 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 [2022-11-23 13:54:42,487 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 [2022-11-23 13:54:42,569 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 [2022-11-23 13:54:42,607 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 13:54:42,620 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 13:54:42,702 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 [2022-11-23 13:54:42,707 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-23 13:54:42,707 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-23 13:54:42,940 INFO L321 Elim1Store]: treesize reduction 20, result has 63.6 percent of original size [2022-11-23 13:54:42,941 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 [2022-11-23 13:54:43,031 INFO L321 Elim1Store]: treesize reduction 20, result has 63.6 percent of original size [2022-11-23 13:54:43,032 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 [2022-11-23 13:54:43,106 INFO L321 Elim1Store]: treesize reduction 10, result has 70.6 percent of original size [2022-11-23 13:54:43,107 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 [2022-11-23 13:54:43,414 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-23 13:54:43,415 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1821047032] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-23 13:54:43,415 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [947530841] [2022-11-23 13:54:43,437 INFO L159 IcfgInterpreter]: Started Sifa with 10 locations of interest [2022-11-23 13:54:43,438 INFO L166 IcfgInterpreter]: Building call graph [2022-11-23 13:54:43,442 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2022-11-23 13:54:43,447 INFO L176 IcfgInterpreter]: Starting interpretation [2022-11-23 13:54:43,447 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2022-11-23 13:54:43,483 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 13:54:43,484 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 [2022-11-23 13:54:43,496 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 13:54:43,499 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 13:54:43,501 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 13:54:43,521 INFO L321 Elim1Store]: treesize reduction 13, result has 45.8 percent of original size [2022-11-23 13:54:43,522 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 [2022-11-23 13:54:43,561 INFO L321 Elim1Store]: treesize reduction 36, result has 34.5 percent of original size [2022-11-23 13:54:43,562 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 [2022-11-23 13:54:43,574 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 13:54:43,575 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 [2022-11-23 13:54:43,584 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 [2022-11-23 13:54:43,672 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 13:54:43,674 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 [2022-11-23 13:54:43,702 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 13:54:43,705 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 [2022-11-23 13:54:43,799 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 13:54:43,801 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 13:54:43,802 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 13:54:43,804 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 13:54:43,807 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 [2022-11-23 13:54:43,872 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 13:54:44,823 INFO L321 Elim1Store]: treesize reduction 253, result has 18.1 percent of original size [2022-11-23 13:54:44,824 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 [2022-11-23 13:54:44,922 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 13:54:44,923 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 13:54:44,925 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 13:54:45,085 INFO L321 Elim1Store]: treesize reduction 27, result has 25.0 percent of original size [2022-11-23 13:54:45,086 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 [2022-11-23 13:54:45,272 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 [2022-11-23 13:54:45,322 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 13:54:45,323 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-23 13:54:45,327 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 13:54:45,329 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 13:54:45,331 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 [2022-11-23 13:54:45,517 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 [2022-11-23 13:54:45,634 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 [2022-11-23 13:54:45,785 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 13:54:45,787 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 13:54:45,789 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 13:54:45,798 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 13:54:45,800 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 13:54:45,803 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 13:54:46,228 INFO L321 Elim1Store]: treesize reduction 46, result has 48.3 percent of original size [2022-11-23 13:54:46,229 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 [2022-11-23 13:54:46,260 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 13:54:46,262 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 [2022-11-23 13:54:46,286 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 [2022-11-23 13:54:46,575 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-23 13:54:46,581 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 [2022-11-23 13:54:46,666 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 13:54:46,670 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-23 13:54:46,676 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 [2022-11-23 13:54:46,699 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 13:54:46,700 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 [2022-11-23 13:54:46,726 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 13:54:46,727 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-23 13:54:46,728 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 [2022-11-23 13:54:46,785 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 13:54:46,788 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-23 13:54:46,793 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 [2022-11-23 13:54:46,804 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 [2022-11-23 13:54:46,817 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 13:54:46,818 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 [2022-11-23 13:54:46,852 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 13:54:46,861 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 13:54:46,864 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 [2022-11-23 13:54:46,897 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 [2022-11-23 13:54:46,925 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 [2022-11-23 13:54:46,953 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 13:54:46,955 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 13:54:47,092 INFO L321 Elim1Store]: treesize reduction 52, result has 45.3 percent of original size [2022-11-23 13:54:47,093 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 [2022-11-23 13:54:47,142 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 [2022-11-23 13:54:47,185 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 [2022-11-23 13:54:47,266 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 [2022-11-23 13:54:47,685 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-23 13:54:47,701 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 13:54:47,712 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 [2022-11-23 13:54:47,929 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-23 13:54:47,953 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 13:54:47,954 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-23 13:54:47,957 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 [2022-11-23 13:54:47,967 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 [2022-11-23 13:54:47,983 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 13:54:47,984 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 [2022-11-23 13:54:48,077 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 13:54:48,078 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-23 13:54:48,081 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 [2022-11-23 13:54:48,091 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 [2022-11-23 13:54:48,101 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 13:54:48,102 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 [2022-11-23 13:54:48,184 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 13:54:48,307 INFO L321 Elim1Store]: treesize reduction 68, result has 22.7 percent of original size [2022-11-23 13:54:48,308 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 [2022-11-23 13:54:48,565 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 13:54:48,627 INFO L321 Elim1Store]: treesize reduction 40, result has 32.2 percent of original size [2022-11-23 13:54:48,628 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 [2022-11-23 13:54:48,678 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 13:54:48,738 INFO L321 Elim1Store]: treesize reduction 40, result has 32.2 percent of original size [2022-11-23 13:54:48,739 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 [2022-11-23 13:54:48,897 INFO L321 Elim1Store]: treesize reduction 43, result has 23.2 percent of original size [2022-11-23 13:54:48,898 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 [2022-11-23 13:54:49,277 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 [2022-11-23 13:54:49,494 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 [2022-11-23 13:54:49,508 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 [2022-11-23 13:54:49,567 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 [2022-11-23 13:54:49,584 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 [2022-11-23 13:54:49,665 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 [2022-11-23 13:54:49,681 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 [2022-11-23 13:54:49,723 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 [2022-11-23 13:54:49,738 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 [2022-11-23 13:54:50,115 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 13:54:50,884 INFO L321 Elim1Store]: treesize reduction 509, result has 4.5 percent of original size [2022-11-23 13:54:50,886 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 [2022-11-23 13:54:53,017 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 13:54:53,018 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 [2022-11-23 13:54:53,048 INFO L321 Elim1Store]: treesize reduction 55, result has 1.8 percent of original size [2022-11-23 13:54:53,049 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 [2022-11-23 13:54:53,110 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 13:55:08,266 WARN L233 SmtUtils]: Spent 15.12s 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) [2022-11-23 13:55:08,267 INFO L321 Elim1Store]: treesize reduction 1674, result has 10.2 percent of original size [2022-11-23 13:55:08,269 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 [2022-11-23 13:55:09,325 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-23 13:55:11,662 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 13:55:11,705 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 [2022-11-23 13:55:11,830 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-23 13:55:11,922 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 13:55:11,996 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 [2022-11-23 13:55:12,163 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 13:55:12,191 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 [2022-11-23 13:55:12,254 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-23 13:55:12,976 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-23 13:55:13,063 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-23 13:55:13,125 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-23 13:55:13,148 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-23 13:55:13,253 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-23 13:55:13,304 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-23 13:55:13,333 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-23 13:55:16,653 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-23 13:55:16,759 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-23 13:55:21,671 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-23 13:55:21,777 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-23 13:55:24,182 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-23 13:55:24,368 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 13:55:24,383 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-23 13:55:24,384 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 [2022-11-23 13:55:24,490 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 13:55:24,523 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-23 13:55:24,524 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 [2022-11-23 13:55:24,655 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 13:55:24,685 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-23 13:55:24,686 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 [2022-11-23 13:55:25,572 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 13:55:25,592 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-23 13:55:25,593 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 [2022-11-23 13:55:25,636 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 13:55:25,654 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-23 13:55:25,655 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 [2022-11-23 13:55:25,729 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 13:55:25,759 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-23 13:55:25,760 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 [2022-11-23 13:55:25,838 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 13:55:25,859 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 [2022-11-23 13:55:25,886 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-23 13:55:25,919 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 13:55:25,946 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 [2022-11-23 13:55:25,991 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 13:55:26,025 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 [2022-11-23 13:55:26,058 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-23 13:55:26,507 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-23 13:55:26,650 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-23 13:55:26,700 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-23 13:55:26,743 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-23 13:55:26,794 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-23 13:55:26,940 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 13:55:26,979 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-23 13:55:26,980 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 [2022-11-23 13:55:27,174 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 13:55:27,200 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-23 13:55:27,201 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 [2022-11-23 13:55:27,341 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-23 13:55:27,375 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-23 13:55:27,430 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-23 13:55:27,461 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-23 13:55:27,503 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-23 13:55:27,700 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-23 13:55:27,774 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 13:55:27,789 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-23 13:55:27,790 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 [2022-11-23 13:55:27,914 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 13:55:27,928 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-23 13:55:27,929 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 [2022-11-23 13:55:27,979 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-23 13:55:28,343 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-23 13:55:28,383 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-23 13:55:28,450 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-23 13:55:28,507 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-23 13:55:28,563 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-23 13:55:28,782 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-23 13:55:28,966 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-23 13:55:29,341 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-23 13:55:29,527 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 13:55:29,545 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-23 13:55:29,546 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 [2022-11-23 13:55:29,599 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-23 13:55:29,650 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 13:55:29,666 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-23 13:55:29,667 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 [2022-11-23 13:55:29,721 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 13:55:29,740 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-23 13:55:29,741 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 [2022-11-23 13:55:29,919 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-23 13:55:29,949 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 13:55:29,982 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 [2022-11-23 13:55:30,021 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 13:55:30,043 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 [2022-11-23 13:55:30,067 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-23 13:55:30,098 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 13:55:30,127 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 [2022-11-23 13:55:30,170 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 13:55:30,195 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 [2022-11-23 13:55:30,384 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 13:55:30,397 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-23 13:55:30,398 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 [2022-11-23 13:55:30,465 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-23 13:55:30,577 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-23 13:55:30,636 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 13:55:30,650 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-23 13:55:30,651 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 [2022-11-23 13:55:58,526 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 13:55:58,531 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 13:55:58,538 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 13:55:58,655 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 13:55:58,722 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 13:55:58,730 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 13:55:58,740 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 13:55:58,749 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 13:55:58,755 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 13:55:58,763 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-23 13:55:58,766 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 13:55:58,774 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 13:55:58,781 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 13:55:58,832 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-23 13:55:58,870 INFO L217 Elim1Store]: Index analysis took 217 ms [2022-11-23 14:01:37,754 WARN L233 SmtUtils]: Spent 5.65m 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) [2022-11-23 14:01:37,754 INFO L321 Elim1Store]: treesize reduction 3111, result has 8.6 percent of original size [2022-11-23 14:01:37,759 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