./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test1-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 2329fc70 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_209ee01e-a18a-429a-a14d-d7bc2bd5cd55/bin/utaipan-gh47qXpMRh/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_209ee01e-a18a-429a-a14d-d7bc2bd5cd55/bin/utaipan-gh47qXpMRh/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_209ee01e-a18a-429a-a14d-d7bc2bd5cd55/bin/utaipan-gh47qXpMRh/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_209ee01e-a18a-429a-a14d-d7bc2bd5cd55/bin/utaipan-gh47qXpMRh/config/TaipanReach.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test1-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_209ee01e-a18a-429a-a14d-d7bc2bd5cd55/bin/utaipan-gh47qXpMRh/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_209ee01e-a18a-429a-a14d-d7bc2bd5cd55/bin/utaipan-gh47qXpMRh --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 ec105877a5c5817dc7d6d5e780267dcadb379ad27281f7d8981115c8613ba085 --- 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-2329fc7 [2022-12-14 12:55:03,492 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 12:55:03,494 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 12:55:03,511 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 12:55:03,512 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 12:55:03,513 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 12:55:03,514 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 12:55:03,515 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 12:55:03,517 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 12:55:03,517 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 12:55:03,518 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 12:55:03,519 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 12:55:03,520 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 12:55:03,521 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 12:55:03,521 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 12:55:03,522 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 12:55:03,523 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 12:55:03,524 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 12:55:03,525 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 12:55:03,527 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 12:55:03,528 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 12:55:03,529 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 12:55:03,530 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 12:55:03,531 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 12:55:03,534 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 12:55:03,534 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 12:55:03,535 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 12:55:03,535 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 12:55:03,536 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 12:55:03,536 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 12:55:03,537 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 12:55:03,537 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 12:55:03,538 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 12:55:03,539 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 12:55:03,539 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 12:55:03,540 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 12:55:03,540 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 12:55:03,540 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 12:55:03,540 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 12:55:03,541 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 12:55:03,542 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 12:55:03,543 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_209ee01e-a18a-429a-a14d-d7bc2bd5cd55/bin/utaipan-gh47qXpMRh/config/svcomp-Reach-32bit-Taipan_Default.epf [2022-12-14 12:55:03,562 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 12:55:03,562 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 12:55:03,562 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-12-14 12:55:03,562 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-12-14 12:55:03,563 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-14 12:55:03,563 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-12-14 12:55:03,563 INFO L138 SettingsManager]: * User list type=DISABLED [2022-12-14 12:55:03,563 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-12-14 12:55:03,564 INFO L138 SettingsManager]: * Explicit value domain=true [2022-12-14 12:55:03,564 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-12-14 12:55:03,564 INFO L138 SettingsManager]: * Octagon Domain=false [2022-12-14 12:55:03,564 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-12-14 12:55:03,564 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-12-14 12:55:03,564 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-12-14 12:55:03,564 INFO L138 SettingsManager]: * Interval Domain=false [2022-12-14 12:55:03,565 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-12-14 12:55:03,565 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-12-14 12:55:03,565 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-12-14 12:55:03,566 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 12:55:03,566 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-14 12:55:03,566 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-14 12:55:03,566 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-14 12:55:03,566 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 12:55:03,566 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-14 12:55:03,566 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 12:55:03,567 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-14 12:55:03,567 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-14 12:55:03,567 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-14 12:55:03,567 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 12:55:03,567 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-14 12:55:03,567 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 12:55:03,568 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-12-14 12:55:03,568 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-14 12:55:03,568 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 12:55:03,568 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-12-14 12:55:03,568 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 12:55:03,568 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-14 12:55:03,569 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-12-14 12:55:03,569 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-14 12:55:03,569 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-14 12:55:03,569 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-12-14 12:55:03,569 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_209ee01e-a18a-429a-a14d-d7bc2bd5cd55/bin/utaipan-gh47qXpMRh/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_209ee01e-a18a-429a-a14d-d7bc2bd5cd55/bin/utaipan-gh47qXpMRh Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ec105877a5c5817dc7d6d5e780267dcadb379ad27281f7d8981115c8613ba085 [2022-12-14 12:55:03,769 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 12:55:03,795 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 12:55:03,798 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 12:55:03,799 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 12:55:03,799 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 12:55:03,800 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_209ee01e-a18a-429a-a14d-d7bc2bd5cd55/bin/utaipan-gh47qXpMRh/../../sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test1-1.i [2022-12-14 12:55:06,376 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 12:55:06,628 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 12:55:06,628 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_209ee01e-a18a-429a-a14d-d7bc2bd5cd55/sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test1-1.i [2022-12-14 12:55:06,641 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_209ee01e-a18a-429a-a14d-d7bc2bd5cd55/bin/utaipan-gh47qXpMRh/data/265da9922/458709a89f5b4caf9350111a33359d1d/FLAG0d20bb460 [2022-12-14 12:55:06,940 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_209ee01e-a18a-429a-a14d-d7bc2bd5cd55/bin/utaipan-gh47qXpMRh/data/265da9922/458709a89f5b4caf9350111a33359d1d [2022-12-14 12:55:06,942 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 12:55:06,943 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 12:55:06,944 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 12:55:06,944 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 12:55:06,947 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 12:55:06,948 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 12:55:06" (1/1) ... [2022-12-14 12:55:06,948 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7fa05fa2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 12:55:06, skipping insertion in model container [2022-12-14 12:55:06,949 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 12:55:06" (1/1) ... [2022-12-14 12:55:06,954 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 12:55:06,981 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 12:55:07,195 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_209ee01e-a18a-429a-a14d-d7bc2bd5cd55/sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test1-1.i[33021,33034] [2022-12-14 12:55:07,242 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 12:55:07,249 INFO L203 MainTranslator]: Completed pre-run [2022-12-14 12:55:07,270 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_209ee01e-a18a-429a-a14d-d7bc2bd5cd55/sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test1-1.i[33021,33034] [2022-12-14 12:55:07,299 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 12:55:07,318 INFO L208 MainTranslator]: Completed translation [2022-12-14 12:55:07,318 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 12:55:07 WrapperNode [2022-12-14 12:55:07,318 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 12:55:07,319 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-14 12:55:07,319 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-14 12:55:07,319 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-14 12:55:07,324 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 12:55:07" (1/1) ... [2022-12-14 12:55:07,338 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 12:55:07" (1/1) ... [2022-12-14 12:55:07,365 INFO L138 Inliner]: procedures = 177, calls = 186, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 617 [2022-12-14 12:55:07,365 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-14 12:55:07,366 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-14 12:55:07,366 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-14 12:55:07,366 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-14 12:55:07,373 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 12:55:07" (1/1) ... [2022-12-14 12:55:07,373 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 12:55:07" (1/1) ... [2022-12-14 12:55:07,378 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 12:55:07" (1/1) ... [2022-12-14 12:55:07,379 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 12:55:07" (1/1) ... [2022-12-14 12:55:07,397 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 12:55:07" (1/1) ... [2022-12-14 12:55:07,402 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 12:55:07" (1/1) ... [2022-12-14 12:55:07,404 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 12:55:07" (1/1) ... [2022-12-14 12:55:07,406 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 12:55:07" (1/1) ... [2022-12-14 12:55:07,410 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-14 12:55:07,410 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-14 12:55:07,411 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-14 12:55:07,411 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-14 12:55:07,411 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 12:55:07" (1/1) ... [2022-12-14 12:55:07,416 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-14 12:55:07,425 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_209ee01e-a18a-429a-a14d-d7bc2bd5cd55/bin/utaipan-gh47qXpMRh/z3 [2022-12-14 12:55:07,435 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_209ee01e-a18a-429a-a14d-d7bc2bd5cd55/bin/utaipan-gh47qXpMRh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-12-14 12:55:07,437 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_209ee01e-a18a-429a-a14d-d7bc2bd5cd55/bin/utaipan-gh47qXpMRh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-12-14 12:55:07,464 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-12-14 12:55:07,465 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2022-12-14 12:55:07,465 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2022-12-14 12:55:07,465 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-12-14 12:55:07,465 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-12-14 12:55:07,465 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-12-14 12:55:07,465 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-12-14 12:55:07,465 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-14 12:55:07,465 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-14 12:55:07,465 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-12-14 12:55:07,465 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-12-14 12:55:07,465 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-14 12:55:07,465 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-14 12:55:07,466 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-14 12:55:07,466 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-14 12:55:07,597 INFO L235 CfgBuilder]: Building ICFG [2022-12-14 12:55:07,599 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-14 12:55:08,398 INFO L276 CfgBuilder]: Performing block encoding [2022-12-14 12:55:08,553 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-14 12:55:08,553 INFO L300 CfgBuilder]: Removed 31 assume(true) statements. [2022-12-14 12:55:08,555 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 12:55:08 BoogieIcfgContainer [2022-12-14 12:55:08,556 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-14 12:55:08,557 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-12-14 12:55:08,557 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-12-14 12:55:08,560 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-12-14 12:55:08,560 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.12 12:55:06" (1/3) ... [2022-12-14 12:55:08,561 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@444810a4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.12 12:55:08, skipping insertion in model container [2022-12-14 12:55:08,561 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 12:55:07" (2/3) ... [2022-12-14 12:55:08,561 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@444810a4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.12 12:55:08, skipping insertion in model container [2022-12-14 12:55:08,561 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 12:55:08" (3/3) ... [2022-12-14 12:55:08,563 INFO L112 eAbstractionObserver]: Analyzing ICFG uthash_OAT_test1-1.i [2022-12-14 12:55:08,577 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-12-14 12:55:08,577 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-12-14 12:55:08,617 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-12-14 12:55:08,624 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;@4f7a6278, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-12-14 12:55:08,624 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-12-14 12:55:08,627 INFO L276 IsEmpty]: Start isEmpty. Operand has 81 states, 64 states have (on average 1.78125) internal successors, (114), 75 states have internal predecessors, (114), 13 states have call successors, (13), 2 states have call predecessors, (13), 2 states have return successors, (13), 4 states have call predecessors, (13), 13 states have call successors, (13) [2022-12-14 12:55:08,633 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-12-14 12:55:08,633 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 12:55:08,634 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2022-12-14 12:55:08,634 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-14 12:55:08,639 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 12:55:08,639 INFO L85 PathProgramCache]: Analyzing trace with hash 2109568137, now seen corresponding path program 1 times [2022-12-14 12:55:08,648 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 12:55:08,648 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [308795348] [2022-12-14 12:55:08,649 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 12:55:08,649 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 12:55:08,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 12:55:08,837 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 12:55:08,837 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 12:55:08,838 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [308795348] [2022-12-14 12:55:08,838 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [308795348] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 12:55:08,838 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 12:55:08,839 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-12-14 12:55:08,840 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1722119055] [2022-12-14 12:55:08,840 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 12:55:08,844 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-14 12:55:08,844 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 12:55:08,865 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-14 12:55:08,865 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-14 12:55:08,867 INFO L87 Difference]: Start difference. First operand has 81 states, 64 states have (on average 1.78125) internal successors, (114), 75 states have internal predecessors, (114), 13 states have call successors, (13), 2 states have call predecessors, (13), 2 states have return successors, (13), 4 states have call predecessors, (13), 13 states have call successors, (13) Second operand has 3 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 2 states have internal predecessors, (7), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-14 12:55:10,404 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 12:55:10,404 INFO L93 Difference]: Finished difference Result 209 states and 376 transitions. [2022-12-14 12:55:10,409 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-14 12:55:10,410 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 2 states have internal predecessors, (7), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 8 [2022-12-14 12:55:10,410 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 12:55:10,416 INFO L225 Difference]: With dead ends: 209 [2022-12-14 12:55:10,416 INFO L226 Difference]: Without dead ends: 128 [2022-12-14 12:55:10,419 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-14 12:55:10,421 INFO L413 NwaCegarLoop]: 109 mSDtfsCounter, 49 mSDsluCounter, 97 mSDsCounter, 0 mSdLazyCounter, 26 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 52 SdHoareTripleChecker+Valid, 206 SdHoareTripleChecker+Invalid, 26 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 26 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-12-14 12:55:10,421 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [52 Valid, 206 Invalid, 26 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 26 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-12-14 12:55:10,432 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 128 states. [2022-12-14 12:55:10,448 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 128 to 81. [2022-12-14 12:55:10,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 81 states, 65 states have (on average 1.2769230769230768) internal successors, (83), 75 states have internal predecessors, (83), 13 states have call successors, (13), 2 states have call predecessors, (13), 2 states have return successors, (13), 4 states have call predecessors, (13), 13 states have call successors, (13) [2022-12-14 12:55:10,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 81 states and 109 transitions. [2022-12-14 12:55:10,451 INFO L78 Accepts]: Start accepts. Automaton has 81 states and 109 transitions. Word has length 8 [2022-12-14 12:55:10,451 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 12:55:10,451 INFO L495 AbstractCegarLoop]: Abstraction has 81 states and 109 transitions. [2022-12-14 12:55:10,451 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 2 states have internal predecessors, (7), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-14 12:55:10,451 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 109 transitions. [2022-12-14 12:55:10,453 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-12-14 12:55:10,453 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 12:55:10,453 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-14 12:55:10,453 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-12-14 12:55:10,453 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-14 12:55:10,453 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 12:55:10,454 INFO L85 PathProgramCache]: Analyzing trace with hash -843316591, now seen corresponding path program 1 times [2022-12-14 12:55:10,454 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 12:55:10,454 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [126518572] [2022-12-14 12:55:10,454 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 12:55:10,454 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 12:55:10,572 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-12-14 12:55:10,572 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1616527908] [2022-12-14 12:55:10,572 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 12:55:10,573 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-14 12:55:10,573 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_209ee01e-a18a-429a-a14d-d7bc2bd5cd55/bin/utaipan-gh47qXpMRh/z3 [2022-12-14 12:55:10,574 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_209ee01e-a18a-429a-a14d-d7bc2bd5cd55/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-12-14 12:55:10,575 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_209ee01e-a18a-429a-a14d-d7bc2bd5cd55/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-12-14 12:55:11,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 12:55:11,054 INFO L263 TraceCheckSpWp]: Trace formula consists of 1576 conjuncts, 3 conjunts are in the unsatisfiable core [2022-12-14 12:55:11,060 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 12:55:11,125 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 12:55:11,125 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-12-14 12:55:11,173 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 12:55:11,173 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 12:55:11,173 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [126518572] [2022-12-14 12:55:11,173 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-12-14 12:55:11,174 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1616527908] [2022-12-14 12:55:11,174 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1616527908] provided 0 perfect and 2 imperfect interpolant sequences [2022-12-14 12:55:11,174 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1787995192] [2022-12-14 12:55:11,193 INFO L159 IcfgInterpreter]: Started Sifa with 31 locations of interest [2022-12-14 12:55:11,193 INFO L166 IcfgInterpreter]: Building call graph [2022-12-14 12:55:11,197 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2022-12-14 12:55:11,202 INFO L176 IcfgInterpreter]: Starting interpretation [2022-12-14 12:55:11,203 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2022-12-14 12:55:11,292 INFO L321 Elim1Store]: treesize reduction 20, result has 48.7 percent of original size [2022-12-14 12:55:11,293 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 30 [2022-12-14 12:55:11,320 INFO L321 Elim1Store]: treesize reduction 36, result has 34.5 percent of original size [2022-12-14 12:55:11,320 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 [2022-12-14 12:55:11,335 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:55:11,336 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 [2022-12-14 12:55:11,345 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:55:11,346 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 [2022-12-14 12:55:11,354 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:55:11,355 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 12:55:11,357 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 5 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 39 [2022-12-14 12:55:11,669 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:55:11,670 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:55:11,671 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:55:11,672 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:55:11,673 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:55:11,674 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:55:11,675 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:55:11,676 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:55:11,677 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:55:11,678 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:55:11,679 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:55:11,680 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:55:11,680 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:55:11,692 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 25 disjoint index pairs (out of 28 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 9896990 treesize of output 5376278 [2022-12-14 12:55:11,716 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:55:11,717 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:55:11,718 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:55:11,719 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:55:11,720 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:55:11,721 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:55:11,721 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:55:11,722 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:55:11,723 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:55:11,724 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:55:11,725 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:55:11,726 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:55:11,727 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:55:11,730 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 25 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 0 case distinctions, treesize of input 9075036 treesize of output 5376290 [2022-12-14 12:55:11,761 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 19 [2022-12-14 12:55:11,781 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 19 [2022-12-14 12:55:12,086 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 19 [2022-12-14 12:55:12,101 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:55:12,102 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:55:12,103 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:55:12,104 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:55:12,105 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:55:12,106 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:55:12,107 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:55:12,108 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:55:12,108 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:55:12,109 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:55:12,110 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:55:12,111 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:55:12,112 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:55:12,122 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 25 disjoint index pairs (out of 28 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 9896990 treesize of output 5376278 [2022-12-14 12:55:12,146 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:55:12,147 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:55:12,148 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:55:12,149 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:55:12,149 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:55:12,150 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:55:12,151 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:55:12,151 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:55:12,152 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:55:12,153 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:55:12,153 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:55:12,154 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:55:12,155 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:55:12,157 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 25 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 0 case distinctions, treesize of input 9896988 treesize of output 5376290 [2022-12-14 12:55:12,183 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 19 [2022-12-14 12:55:12,203 INFO L180 IcfgInterpreter]: Interpretation finished [2022-12-14 12:55:26,678 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSifa [1787995192] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 12:55:26,678 INFO L184 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2022-12-14 12:55:26,678 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [3, 3] total 11 [2022-12-14 12:55:26,679 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [73219669] [2022-12-14 12:55:26,679 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 12:55:26,679 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2022-12-14 12:55:26,680 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 12:55:26,680 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-12-14 12:55:26,680 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=61, Invalid=69, Unknown=2, NotChecked=0, Total=132 [2022-12-14 12:55:26,680 INFO L87 Difference]: Start difference. First operand 81 states and 109 transitions. Second operand has 8 states, 8 states have (on average 3.75) internal successors, (30), 7 states have internal predecessors, (30), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-14 12:55:30,137 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [0] [2022-12-14 12:55:32,191 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [0] [2022-12-14 12:55:34,224 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [0] [2022-12-14 12:55:36,611 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.64s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-12-14 12:55:38,160 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 12:55:38,160 INFO L93 Difference]: Finished difference Result 173 states and 232 transitions. [2022-12-14 12:55:38,168 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-12-14 12:55:38,168 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 3.75) internal successors, (30), 7 states have internal predecessors, (30), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 31 [2022-12-14 12:55:38,168 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 12:55:38,169 INFO L225 Difference]: With dead ends: 173 [2022-12-14 12:55:38,169 INFO L226 Difference]: Without dead ends: 94 [2022-12-14 12:55:38,169 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 92 GetRequests, 81 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 40 ImplicationChecksByTransitivity, 15.8s TimeCoverageRelationStatistics Valid=71, Invalid=83, Unknown=2, NotChecked=0, Total=156 [2022-12-14 12:55:38,170 INFO L413 NwaCegarLoop]: 93 mSDtfsCounter, 1 mSDsluCounter, 231 mSDsCounter, 0 mSdLazyCounter, 139 mSolverCounterSat, 4 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 10.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 324 SdHoareTripleChecker+Invalid, 146 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 139 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 10.2s IncrementalHoareTripleChecker+Time [2022-12-14 12:55:38,170 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 324 Invalid, 146 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 139 Invalid, 3 Unknown, 0 Unchecked, 10.2s Time] [2022-12-14 12:55:38,171 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 94 states. [2022-12-14 12:55:38,178 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 94 to 91. [2022-12-14 12:55:38,179 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 91 states, 75 states have (on average 1.24) internal successors, (93), 85 states have internal predecessors, (93), 13 states have call successors, (13), 2 states have call predecessors, (13), 2 states have return successors, (13), 4 states have call predecessors, (13), 13 states have call successors, (13) [2022-12-14 12:55:38,180 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 91 states and 119 transitions. [2022-12-14 12:55:38,180 INFO L78 Accepts]: Start accepts. Automaton has 91 states and 119 transitions. Word has length 31 [2022-12-14 12:55:38,180 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 12:55:38,180 INFO L495 AbstractCegarLoop]: Abstraction has 91 states and 119 transitions. [2022-12-14 12:55:38,180 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 3.75) internal successors, (30), 7 states have internal predecessors, (30), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-14 12:55:38,180 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 119 transitions. [2022-12-14 12:55:38,181 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2022-12-14 12:55:38,181 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 12:55:38,181 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-14 12:55:38,189 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_209ee01e-a18a-429a-a14d-d7bc2bd5cd55/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2022-12-14 12:55:38,382 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_209ee01e-a18a-429a-a14d-d7bc2bd5cd55/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-14 12:55:38,383 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-14 12:55:38,383 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 12:55:38,383 INFO L85 PathProgramCache]: Analyzing trace with hash 2026915386, now seen corresponding path program 1 times [2022-12-14 12:55:38,384 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 12:55:38,384 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1134223821] [2022-12-14 12:55:38,384 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 12:55:38,384 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 12:55:38,454 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-12-14 12:55:38,454 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1833510727] [2022-12-14 12:55:38,454 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 12:55:38,454 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-14 12:55:38,455 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_209ee01e-a18a-429a-a14d-d7bc2bd5cd55/bin/utaipan-gh47qXpMRh/z3 [2022-12-14 12:55:38,455 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_209ee01e-a18a-429a-a14d-d7bc2bd5cd55/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-12-14 12:55:38,456 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_209ee01e-a18a-429a-a14d-d7bc2bd5cd55/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-12-14 12:55:38,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 12:55:38,740 INFO L263 TraceCheckSpWp]: Trace formula consists of 713 conjuncts, 3 conjunts are in the unsatisfiable core [2022-12-14 12:55:38,743 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 12:55:38,784 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-12-14 12:55:38,785 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-12-14 12:55:38,839 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-12-14 12:55:38,840 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 12:55:38,840 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1134223821] [2022-12-14 12:55:38,840 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-12-14 12:55:38,840 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1833510727] [2022-12-14 12:55:38,840 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1833510727] provided 0 perfect and 2 imperfect interpolant sequences [2022-12-14 12:55:38,840 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [327571177] [2022-12-14 12:55:38,844 INFO L159 IcfgInterpreter]: Started Sifa with 41 locations of interest [2022-12-14 12:55:38,845 INFO L166 IcfgInterpreter]: Building call graph [2022-12-14 12:55:38,845 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2022-12-14 12:55:38,845 INFO L176 IcfgInterpreter]: Starting interpretation [2022-12-14 12:55:38,845 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2022-12-14 12:55:38,872 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:55:38,873 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 [2022-12-14 12:55:38,879 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:55:38,880 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 12:55:38,881 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:55:38,891 INFO L321 Elim1Store]: treesize reduction 13, result has 45.8 percent of original size [2022-12-14 12:55:38,891 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 33 treesize of output 43 [2022-12-14 12:55:38,924 INFO L321 Elim1Store]: treesize reduction 36, result has 34.5 percent of original size [2022-12-14 12:55:38,924 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 [2022-12-14 12:55:38,937 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:55:38,937 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 [2022-12-14 12:55:38,944 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 [2022-12-14 12:55:39,114 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 19 [2022-12-14 12:55:39,127 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 19 [2022-12-14 12:55:39,141 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:55:39,142 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:55:39,143 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:55:39,144 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:55:39,144 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:55:39,145 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:55:39,146 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:55:39,147 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:55:39,148 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:55:39,149 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:55:39,150 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:55:39,150 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:55:39,151 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:55:39,163 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 25 disjoint index pairs (out of 28 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 9896990 treesize of output 5376278 [2022-12-14 12:55:39,196 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:55:39,197 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:55:39,198 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:55:39,199 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:55:39,200 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:55:39,201 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:55:39,202 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:55:39,202 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:55:39,203 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:55:39,204 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:55:39,205 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:55:39,206 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:55:39,207 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:55:39,209 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 25 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 0 case distinctions, treesize of input 9075036 treesize of output 5376290 [2022-12-14 12:55:39,256 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:55:39,257 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:55:39,258 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:55:39,259 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:55:39,260 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:55:39,261 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:55:39,262 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:55:39,262 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:55:39,263 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:55:39,264 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:55:39,265 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:55:39,266 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:55:39,266 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:55:39,267 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:55:39,268 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:55:39,269 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:55:39,270 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:55:39,282 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 9 select indices, 9 select index equivalence classes, 32 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 0 case distinctions, treesize of input 9075051 treesize of output 5376293 [2022-12-14 12:55:39,308 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:55:39,309 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:55:39,309 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:55:39,310 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:55:39,311 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:55:39,312 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:55:39,312 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:55:39,313 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:55:39,314 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:55:39,315 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:55:39,316 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:55:39,316 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:55:39,317 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:55:39,318 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:55:39,319 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:55:39,319 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:55:39,320 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:55:39,322 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 9 select indices, 9 select index equivalence classes, 32 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 0 case distinctions, treesize of input 9075051 treesize of output 5376293 [2022-12-14 12:55:39,344 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 31 [2022-12-14 12:55:39,353 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 31 [2022-12-14 12:55:39,388 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:55:39,389 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:55:39,389 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:55:39,390 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:55:39,391 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:55:39,391 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:55:39,392 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:55:39,393 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:55:39,394 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:55:39,395 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:55:39,396 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:55:39,396 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:55:39,397 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:55:39,398 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:55:39,399 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:55:39,400 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:55:39,401 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:55:39,403 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 9 select indices, 9 select index equivalence classes, 32 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 0 case distinctions, treesize of input 9075051 treesize of output 5376293 [2022-12-14 12:55:39,430 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 9 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 46 [2022-12-14 12:55:39,448 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 10 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 46 [2022-12-14 12:55:39,496 INFO L321 Elim1Store]: treesize reduction 48, result has 48.9 percent of original size [2022-12-14 12:55:39,497 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 28 treesize of output 66 [2022-12-14 12:55:39,549 INFO L321 Elim1Store]: treesize reduction 90, result has 33.8 percent of original size [2022-12-14 12:55:39,549 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 7 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 6 case distinctions, treesize of input 44 treesize of output 77 [2022-12-14 12:55:40,167 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:55:40,168 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:55:40,169 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:55:40,169 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:55:40,170 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:55:40,170 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:55:40,171 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:55:40,171 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:55:40,172 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:55:40,172 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:55:40,173 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:55:40,173 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:55:40,174 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:55:40,182 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 25 disjoint index pairs (out of 28 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 9896990 treesize of output 5376278 [2022-12-14 12:55:40,198 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:55:40,199 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:55:40,199 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:55:40,200 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:55:40,200 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:55:40,201 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:55:40,201 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:55:40,201 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:55:40,202 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:55:40,202 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:55:40,203 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:55:40,203 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:55:40,204 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:55:40,205 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 25 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 0 case distinctions, treesize of input 9075036 treesize of output 5376290 [2022-12-14 12:55:40,230 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 19 [2022-12-14 12:55:40,242 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 19 [2022-12-14 12:55:40,272 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 31 [2022-12-14 12:55:40,285 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:55:40,286 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:55:40,287 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:55:40,288 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:55:40,288 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:55:40,289 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:55:40,290 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:55:40,290 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:55:40,291 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:55:40,292 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:55:40,292 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:55:40,293 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:55:40,294 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:55:40,294 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:55:40,295 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:55:40,296 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:55:40,296 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:55:40,309 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 9 select indices, 9 select index equivalence classes, 32 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 0 case distinctions, treesize of input 9075051 treesize of output 5376293 [2022-12-14 12:55:40,332 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:55:40,333 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:55:40,333 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:55:40,334 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:55:40,334 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:55:40,335 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:55:40,336 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:55:40,336 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:55:40,337 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:55:40,337 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:55:40,338 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:55:40,339 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:55:40,339 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:55:40,340 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:55:40,340 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:55:40,341 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:55:40,341 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:55:40,343 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 9 select indices, 9 select index equivalence classes, 32 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 0 case distinctions, treesize of input 9075051 treesize of output 5376293 [2022-12-14 12:55:40,360 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 31 [2022-12-14 12:55:40,401 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 9 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 46 [2022-12-14 12:55:40,413 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:55:40,414 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:55:40,414 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:55:40,415 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:55:40,415 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:55:40,416 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:55:40,417 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:55:40,417 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:55:40,418 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:55:40,418 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:55:40,419 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:55:40,419 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:55:40,420 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:55:40,421 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:55:40,421 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:55:40,422 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:55:40,422 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:55:40,424 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 9 select indices, 9 select index equivalence classes, 32 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 0 case distinctions, treesize of input 9075051 treesize of output 5376293 [2022-12-14 12:55:40,451 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 10 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 46 [2022-12-14 12:55:40,498 INFO L321 Elim1Store]: treesize reduction 48, result has 48.9 percent of original size [2022-12-14 12:55:40,498 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 5 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 28 treesize of output 66 [2022-12-14 12:55:40,552 INFO L321 Elim1Store]: treesize reduction 90, result has 33.8 percent of original size [2022-12-14 12:55:40,552 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 7 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 6 case distinctions, treesize of input 44 treesize of output 77 [2022-12-14 12:55:40,624 INFO L197 IcfgInterpreter]: Interpreting procedure #Ultimate.C_memset with input of size 241 for LOIs [2022-12-14 12:55:40,683 INFO L180 IcfgInterpreter]: Interpretation finished [2022-12-14 12:55:55,857 WARN L233 SmtUtils]: Spent 5.69s on a formula simplification. DAG size of input: 235 DAG size of output: 224 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-12-14 12:56:05,381 WARN L233 SmtUtils]: Spent 5.43s on a formula simplification. DAG size of input: 246 DAG size of output: 236 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-12-14 12:56:18,286 WARN L233 SmtUtils]: Spent 6.78s on a formula simplification. DAG size of input: 268 DAG size of output: 250 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-12-14 12:56:30,720 WARN L233 SmtUtils]: Spent 6.29s on a formula simplification. DAG size of input: 268 DAG size of output: 250 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-12-14 12:56:31,335 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSifa [327571177] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 12:56:31,335 INFO L184 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2022-12-14 12:56:31,335 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [4, 4] total 17 [2022-12-14 12:56:31,335 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1432182367] [2022-12-14 12:56:31,335 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 12:56:31,336 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-12-14 12:56:31,336 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 12:56:31,336 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-12-14 12:56:31,336 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=90, Invalid=172, Unknown=10, NotChecked=0, Total=272 [2022-12-14 12:56:31,337 INFO L87 Difference]: Start difference. First operand 91 states and 119 transitions. Second operand has 13 states, 12 states have (on average 3.0833333333333335) internal successors, (37), 11 states have internal predecessors, (37), 2 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (2), 1 states have call predecessors, (2), 2 states have call successors, (2) [2022-12-14 12:56:34,288 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [0] [2022-12-14 12:56:36,411 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [0] [2022-12-14 12:56:38,421 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [0] [2022-12-14 12:56:40,498 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [0] [2022-12-14 12:56:42,510 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [0] [2022-12-14 12:56:44,518 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [0] [2022-12-14 12:56:46,564 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [0] [2022-12-14 12:56:48,571 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [0] [2022-12-14 12:56:50,581 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [0] [2022-12-14 12:56:54,228 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [0] [2022-12-14 12:56:55,509 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 12:56:55,509 INFO L93 Difference]: Finished difference Result 175 states and 234 transitions. [2022-12-14 12:56:55,515 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2022-12-14 12:56:55,515 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 3.0833333333333335) internal successors, (37), 11 states have internal predecessors, (37), 2 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (2), 1 states have call predecessors, (2), 2 states have call successors, (2) Word has length 44 [2022-12-14 12:56:55,515 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 12:56:55,516 INFO L225 Difference]: With dead ends: 175 [2022-12-14 12:56:55,516 INFO L226 Difference]: Without dead ends: 96 [2022-12-14 12:56:55,516 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 131 GetRequests, 113 SyntacticMatches, 2 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 90 ImplicationChecksByTransitivity, 51.2s TimeCoverageRelationStatistics Valid=100, Invalid=196, Unknown=10, NotChecked=0, Total=306 [2022-12-14 12:56:55,517 INFO L413 NwaCegarLoop]: 92 mSDtfsCounter, 0 mSDsluCounter, 225 mSDsCounter, 0 mSdLazyCounter, 178 mSolverCounterSat, 1 mSolverCounterUnsat, 10 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 23.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 317 SdHoareTripleChecker+Invalid, 189 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 178 IncrementalHoareTripleChecker+Invalid, 10 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 23.6s IncrementalHoareTripleChecker+Time [2022-12-14 12:56:55,517 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 317 Invalid, 189 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 178 Invalid, 10 Unknown, 0 Unchecked, 23.6s Time] [2022-12-14 12:56:55,517 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 96 states. [2022-12-14 12:56:55,530 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 96 to 96. [2022-12-14 12:56:55,530 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 96 states, 79 states have (on average 1.2278481012658229) internal successors, (97), 89 states have internal predecessors, (97), 14 states have call successors, (14), 3 states have call predecessors, (14), 2 states have return successors, (14), 4 states have call predecessors, (14), 14 states have call successors, (14) [2022-12-14 12:56:55,531 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 96 states and 125 transitions. [2022-12-14 12:56:55,531 INFO L78 Accepts]: Start accepts. Automaton has 96 states and 125 transitions. Word has length 44 [2022-12-14 12:56:55,531 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 12:56:55,531 INFO L495 AbstractCegarLoop]: Abstraction has 96 states and 125 transitions. [2022-12-14 12:56:55,531 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 3.0833333333333335) internal successors, (37), 11 states have internal predecessors, (37), 2 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (2), 1 states have call predecessors, (2), 2 states have call successors, (2) [2022-12-14 12:56:55,532 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 125 transitions. [2022-12-14 12:56:55,533 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2022-12-14 12:56:55,533 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 12:56:55,533 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-14 12:56:55,539 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_209ee01e-a18a-429a-a14d-d7bc2bd5cd55/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2022-12-14 12:56:55,734 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_209ee01e-a18a-429a-a14d-d7bc2bd5cd55/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-14 12:56:55,735 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-14 12:56:55,736 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 12:56:55,737 INFO L85 PathProgramCache]: Analyzing trace with hash -2018622722, now seen corresponding path program 1 times [2022-12-14 12:56:55,737 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 12:56:55,737 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2001549570] [2022-12-14 12:56:55,738 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 12:56:55,738 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 12:56:55,806 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-12-14 12:56:55,806 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [702226798] [2022-12-14 12:56:55,806 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 12:56:55,807 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-14 12:56:55,807 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_209ee01e-a18a-429a-a14d-d7bc2bd5cd55/bin/utaipan-gh47qXpMRh/z3 [2022-12-14 12:56:55,807 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_209ee01e-a18a-429a-a14d-d7bc2bd5cd55/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-12-14 12:56:55,808 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_209ee01e-a18a-429a-a14d-d7bc2bd5cd55/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2022-12-14 12:56:56,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 12:56:56,041 INFO L263 TraceCheckSpWp]: Trace formula consists of 728 conjuncts, 3 conjunts are in the unsatisfiable core [2022-12-14 12:56:56,052 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 12:56:56,090 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-12-14 12:56:56,090 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-12-14 12:56:56,129 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-12-14 12:56:56,130 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 12:56:56,130 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2001549570] [2022-12-14 12:56:56,130 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-12-14 12:56:56,130 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [702226798] [2022-12-14 12:56:56,130 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [702226798] provided 0 perfect and 2 imperfect interpolant sequences [2022-12-14 12:56:56,130 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [431352570] [2022-12-14 12:56:56,132 INFO L159 IcfgInterpreter]: Started Sifa with 41 locations of interest [2022-12-14 12:56:56,132 INFO L166 IcfgInterpreter]: Building call graph [2022-12-14 12:56:56,132 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2022-12-14 12:56:56,132 INFO L176 IcfgInterpreter]: Starting interpretation [2022-12-14 12:56:56,133 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2022-12-14 12:56:56,176 INFO L321 Elim1Store]: treesize reduction 36, result has 34.5 percent of original size [2022-12-14 12:56:56,176 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 [2022-12-14 12:56:56,183 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 [2022-12-14 12:56:56,193 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:56:56,193 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 [2022-12-14 12:56:56,201 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:56:56,201 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 [2022-12-14 12:56:56,206 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:56:56,206 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 12:56:56,207 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 5 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 33 treesize of output 39 [2022-12-14 12:56:56,344 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:56:56,345 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:56:56,346 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:56:56,346 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:56:56,347 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:56:56,347 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:56:56,348 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:56:56,348 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:56:56,349 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:56:56,349 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:56:56,350 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:56:56,351 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:56:56,351 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:56:56,360 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 25 disjoint index pairs (out of 28 index pairs), introduced 7 new quantified variables, introduced 0 case distinctions, treesize of input 9896990 treesize of output 5376278 [2022-12-14 12:56:56,374 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:56:56,375 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:56:56,375 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:56:56,376 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:56:56,376 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:56:56,377 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:56:56,378 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:56:56,378 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:56:56,379 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:56:56,380 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:56:56,380 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:56:56,381 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:56:56,381 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:56:56,383 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 25 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 0 case distinctions, treesize of input 9896988 treesize of output 5376290 [2022-12-14 12:56:56,405 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 19 [2022-12-14 12:56:56,416 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 19 [2022-12-14 12:56:56,440 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 31 [2022-12-14 12:56:56,453 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:56:56,453 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:56:56,454 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:56:56,455 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:56:56,455 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:56:56,456 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:56:56,457 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:56:56,457 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:56:56,458 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:56:56,458 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:56:56,459 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:56:56,460 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:56:56,460 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:56:56,461 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:56:56,462 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:56:56,462 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:56:56,463 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:56:56,472 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 9 select indices, 9 select index equivalence classes, 32 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 0 case distinctions, treesize of input 9075051 treesize of output 5376293 [2022-12-14 12:56:56,488 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:56:56,488 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:56:56,489 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:56:56,490 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:56:56,490 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:56:56,491 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:56:56,492 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:56:56,492 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:56:56,493 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:56:56,494 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:56:56,495 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:56:56,495 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:56:56,496 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:56:56,497 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:56:56,498 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:56:56,498 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:56:56,499 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:56:56,501 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 9 select indices, 9 select index equivalence classes, 32 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 0 case distinctions, treesize of input 9075051 treesize of output 5376293 [2022-12-14 12:56:56,518 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 31 [2022-12-14 12:56:56,543 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 9 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 46 [2022-12-14 12:56:56,561 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 10 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 46 [2022-12-14 12:56:56,609 INFO L321 Elim1Store]: treesize reduction 90, result has 33.8 percent of original size [2022-12-14 12:56:56,609 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 7 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 6 case distinctions, treesize of input 44 treesize of output 77 [2022-12-14 12:56:56,621 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 8 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 36 [2022-12-14 12:56:56,635 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:56:56,636 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:56:56,636 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:56:56,637 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:56:56,637 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:56:56,638 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:56:56,639 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:56:56,639 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:56:56,640 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:56:56,641 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:56:56,641 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:56:56,642 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:56:56,643 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:56:56,643 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:56:56,644 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:56:56,644 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:56:56,645 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:56:56,647 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 9 select indices, 9 select index equivalence classes, 32 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 0 case distinctions, treesize of input 9075051 treesize of output 5376293 [2022-12-14 12:56:56,749 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 14 treesize of output 10 [2022-12-14 12:56:56,753 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 16 treesize of output 12 [2022-12-14 12:56:56,757 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 14 treesize of output 10 [2022-12-14 12:56:56,769 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 66 treesize of output 65 [2022-12-14 12:56:56,776 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 64 treesize of output 63 [2022-12-14 12:56:56,782 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 1 new quantified variables, introduced 0 case distinctions, treesize of input 64 treesize of output 63 [2022-12-14 12:56:56,797 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 14 treesize of output 10 [2022-12-14 12:56:56,801 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 16 treesize of output 12 [2022-12-14 12:56:56,806 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 14 treesize of output 10 [2022-12-14 12:56:56,859 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:56:56,860 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:56:56,861 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:56:56,862 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:56:56,863 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:56:56,864 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:56:56,865 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:56:56,866 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:56:56,867 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:56:56,868 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:56:56,869 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:56:56,870 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:56:56,871 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:56:56,873 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 9 select indices, 9 select index equivalence classes, 25 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 0 case distinctions, treesize of input 9075032 treesize of output 5376218 [2022-12-14 12:56:56,892 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 9 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 108 treesize of output 42 [2022-12-14 12:56:56,906 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 46 treesize of output 16 [2022-12-14 12:56:57,011 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:56:57,012 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:56:57,013 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:56:57,014 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:56:57,015 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:56:57,016 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:56:57,017 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:56:57,018 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:56:57,019 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:56:57,020 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:56:57,021 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:56:57,022 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:56:57,023 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:56:57,024 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 9 select indices, 9 select index equivalence classes, 25 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 0 case distinctions, treesize of input 9075032 treesize of output 5376218 [2022-12-14 12:56:57,037 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 9 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 108 treesize of output 42 [2022-12-14 12:56:57,055 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 46 treesize of output 16 [2022-12-14 12:56:57,664 INFO L217 Elim1Store]: Index analysis took 304 ms [2022-12-14 12:56:59,653 INFO L321 Elim1Store]: treesize reduction 96, result has 17.9 percent of original size [2022-12-14 12:56:59,654 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 2 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 9 case distinctions, treesize of input 10752658 treesize of output 10752661 [2022-12-14 12:57:00,698 INFO L217 Elim1Store]: Index analysis took 888 ms [2022-12-14 12:57:02,997 INFO L321 Elim1Store]: treesize reduction 144, result has 12.7 percent of original size [2022-12-14 12:57:02,998 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 6 select indices, 6 select index equivalence classes, 4 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 15 case distinctions, treesize of input 10752663 treesize of output 10752665 [2022-12-14 12:57:10,999 WARN L233 SmtUtils]: Spent 7.84s on a formula simplification. DAG size of input: 67 DAG size of output: 32 (called from [L 318] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.arrays.Elim1Store.elim1) [2022-12-14 12:57:10,999 INFO L321 Elim1Store]: treesize reduction 340, result has 16.0 percent of original size [2022-12-14 12:57:11,000 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 5 new quantified variables, introduced 4 case distinctions, treesize of input 1986 treesize of output 1481 [2022-12-14 12:57:26,663 WARN L233 SmtUtils]: Spent 15.57s on a formula simplification. DAG size of input: 90 DAG size of output: 45 (called from [L 318] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.arrays.Elim1Store.elim1) [2022-12-14 12:57:26,664 INFO L321 Elim1Store]: treesize reduction 266, result has 31.6 percent of original size [2022-12-14 12:57:26,664 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 4 stores, 1 select indices, 1 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 7 new quantified variables, introduced 8 case distinctions, treesize of input 2005 treesize of output 1819 [2022-12-14 12:57:27,434 INFO L217 Elim1Store]: Index analysis took 625 ms [2022-12-14 12:57:42,286 WARN L233 SmtUtils]: Spent 14.54s on a formula simplification. DAG size of input: 252 DAG size of output: 150 (called from [L 318] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.arrays.Elim1Store.elim1) [2022-12-14 12:57:42,287 INFO L321 Elim1Store]: treesize reduction 2438, result has 32.1 percent of original size [2022-12-14 12:57:42,287 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 4 stores, 0 select indices, 0 select index equivalence classes, 7 disjoint index pairs (out of 0 index pairs), introduced 4 new quantified variables, introduced 16 case distinctions, treesize of input 1542 treesize of output 2093 [2022-12-14 12:57:42,785 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-12-14 12:57:42,911 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 12:57:43,099 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 12:57:43,143 INFO L217 Elim1Store]: Index analysis took 232 ms [2022-12-14 12:57:43,145 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 3 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 80 treesize of output 99 [2022-12-14 12:57:43,265 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:57:43,266 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 40 treesize of output 30 [2022-12-14 12:57:43,965 INFO L321 Elim1Store]: treesize reduction 13, result has 38.1 percent of original size [2022-12-14 12:57:43,965 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 93 treesize of output 75 [2022-12-14 12:57:44,065 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 [2022-12-14 12:57:44,419 INFO L217 Elim1Store]: Index analysis took 249 ms [2022-12-14 12:57:45,115 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 12:57:45,116 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 2 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 4 case distinctions, treesize of input 72 treesize of output 98 [2022-12-14 12:57:48,052 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 26 treesize of output 13 [2022-12-14 12:57:48,856 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:57:48,857 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 12:57:48,858 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 30 treesize of output 20 [2022-12-14 12:57:48,903 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:57:48,913 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:57:48,914 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 20 [2022-12-14 12:57:49,705 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:57:49,713 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:57:49,720 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:57:49,721 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 20 [2022-12-14 12:57:49,760 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:57:49,761 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 30 treesize of output 20 [2022-12-14 12:57:50,498 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-12-14 12:57:50,814 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 12:57:50,827 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-12-14 12:57:50,846 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 12:57:50,859 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-12-14 12:57:51,221 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 12:57:51,235 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-12-14 12:57:51,487 INFO L173 IndexEqualityManager]: detected equality via solver [2022-12-14 12:57:51,500 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-12-14 12:57:51,815 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:57:51,816 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 21 treesize of output 15 [2022-12-14 12:57:51,924 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:57:51,956 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:57:51,958 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 20 [2022-12-14 12:57:52,657 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 3 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 103 treesize of output 119 [2022-12-14 12:57:52,793 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 1 [2022-12-14 12:57:52,835 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 21 treesize of output 15 [2022-12-14 12:57:52,900 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 12:57:52,901 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 21 treesize of output 15