./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test7-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 8393723b 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_f12190f8-c853-4b86-be2a-0dd243557ad0/bin/utaipan-I9t0OCRTmS/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f12190f8-c853-4b86-be2a-0dd243557ad0/bin/utaipan-I9t0OCRTmS/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f12190f8-c853-4b86-be2a-0dd243557ad0/bin/utaipan-I9t0OCRTmS/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f12190f8-c853-4b86-be2a-0dd243557ad0/bin/utaipan-I9t0OCRTmS/config/TaipanReach.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test7-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f12190f8-c853-4b86-be2a-0dd243557ad0/bin/utaipan-I9t0OCRTmS/config/svcomp-Overflow-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f12190f8-c853-4b86-be2a-0dd243557ad0/bin/utaipan-I9t0OCRTmS --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 1f8d40fc3d39b827c494ff373d43bd116589a8fd89c6e972621bd6e0216b2f6d --- 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-8393723 [2022-11-19 07:22:25,406 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-19 07:22:25,408 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-19 07:22:25,430 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-19 07:22:25,431 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-19 07:22:25,432 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-19 07:22:25,433 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-19 07:22:25,435 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-19 07:22:25,437 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-19 07:22:25,438 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-19 07:22:25,439 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-19 07:22:25,440 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-19 07:22:25,441 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-19 07:22:25,442 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-19 07:22:25,443 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-19 07:22:25,444 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-19 07:22:25,445 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-19 07:22:25,446 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-19 07:22:25,448 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-19 07:22:25,450 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-19 07:22:25,452 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-19 07:22:25,453 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-19 07:22:25,454 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-19 07:22:25,455 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-19 07:22:25,460 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-19 07:22:25,460 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-19 07:22:25,460 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-19 07:22:25,461 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-19 07:22:25,462 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-19 07:22:25,463 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-19 07:22:25,463 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-19 07:22:25,464 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-19 07:22:25,465 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-19 07:22:25,466 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-19 07:22:25,467 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-19 07:22:25,468 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-19 07:22:25,468 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-19 07:22:25,469 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-19 07:22:25,469 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-19 07:22:25,470 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-19 07:22:25,471 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-19 07:22:25,472 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f12190f8-c853-4b86-be2a-0dd243557ad0/bin/utaipan-I9t0OCRTmS/config/svcomp-Overflow-32bit-Taipan_Default.epf [2022-11-19 07:22:25,495 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-19 07:22:25,496 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-19 07:22:25,496 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-19 07:22:25,496 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-19 07:22:25,497 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-19 07:22:25,497 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-19 07:22:25,498 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-19 07:22:25,498 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-19 07:22:25,498 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-19 07:22:25,499 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-19 07:22:25,499 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-19 07:22:25,499 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-19 07:22:25,499 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-19 07:22:25,499 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-19 07:22:25,500 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-19 07:22:25,500 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-19 07:22:25,500 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-19 07:22:25,500 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-19 07:22:25,501 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-19 07:22:25,501 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-19 07:22:25,502 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-19 07:22:25,502 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-19 07:22:25,502 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-19 07:22:25,502 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-19 07:22:25,503 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-19 07:22:25,503 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-19 07:22:25,503 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-19 07:22:25,503 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-19 07:22:25,503 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-19 07:22:25,504 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-19 07:22:25,504 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-19 07:22:25,504 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-19 07:22:25,504 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-19 07:22:25,505 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-19 07:22:25,505 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-19 07:22:25,505 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-19 07:22:25,505 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-19 07:22:25,505 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-19 07:22:25,506 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-19 07:22:25,506 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-19 07:22:25,506 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-19 07:22:25,506 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-19 07:22:25,506 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-19 07:22:25,507 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_f12190f8-c853-4b86-be2a-0dd243557ad0/bin/utaipan-I9t0OCRTmS/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f12190f8-c853-4b86-be2a-0dd243557ad0/bin/utaipan-I9t0OCRTmS Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1f8d40fc3d39b827c494ff373d43bd116589a8fd89c6e972621bd6e0216b2f6d [2022-11-19 07:22:25,782 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-19 07:22:25,817 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-19 07:22:25,834 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-19 07:22:25,836 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-19 07:22:25,840 INFO L275 PluginConnector]: CDTParser initialized [2022-11-19 07:22:25,841 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f12190f8-c853-4b86-be2a-0dd243557ad0/bin/utaipan-I9t0OCRTmS/../../sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test7-2.i [2022-11-19 07:22:25,928 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f12190f8-c853-4b86-be2a-0dd243557ad0/bin/utaipan-I9t0OCRTmS/data/b15983c29/0b562ebe342c44bb8f65758d51132cd0/FLAG36eee7428 [2022-11-19 07:22:26,509 INFO L306 CDTParser]: Found 1 translation units. [2022-11-19 07:22:26,510 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f12190f8-c853-4b86-be2a-0dd243557ad0/sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test7-2.i [2022-11-19 07:22:26,531 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f12190f8-c853-4b86-be2a-0dd243557ad0/bin/utaipan-I9t0OCRTmS/data/b15983c29/0b562ebe342c44bb8f65758d51132cd0/FLAG36eee7428 [2022-11-19 07:22:26,779 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f12190f8-c853-4b86-be2a-0dd243557ad0/bin/utaipan-I9t0OCRTmS/data/b15983c29/0b562ebe342c44bb8f65758d51132cd0 [2022-11-19 07:22:26,781 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-19 07:22:26,782 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-19 07:22:26,787 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-19 07:22:26,787 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-19 07:22:26,791 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-19 07:22:26,793 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 07:22:26" (1/1) ... [2022-11-19 07:22:26,795 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@77494886 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:22:26, skipping insertion in model container [2022-11-19 07:22:26,795 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 07:22:26" (1/1) ... [2022-11-19 07:22:26,803 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-19 07:22:26,863 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-19 07:22:27,344 WARN L234 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_f12190f8-c853-4b86-be2a-0dd243557ad0/sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test7-2.i[33021,33034] [2022-11-19 07:22:27,466 WARN L234 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_f12190f8-c853-4b86-be2a-0dd243557ad0/sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test7-2.i[44124,44137] [2022-11-19 07:22:27,467 WARN L234 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_f12190f8-c853-4b86-be2a-0dd243557ad0/sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test7-2.i[44245,44258] [2022-11-19 07:22:27,484 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-19 07:22:27,493 INFO L203 MainTranslator]: Completed pre-run [2022-11-19 07:22:27,522 WARN L234 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_f12190f8-c853-4b86-be2a-0dd243557ad0/sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test7-2.i[33021,33034] [2022-11-19 07:22:27,586 WARN L234 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_f12190f8-c853-4b86-be2a-0dd243557ad0/sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test7-2.i[44124,44137] [2022-11-19 07:22:27,587 WARN L234 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_f12190f8-c853-4b86-be2a-0dd243557ad0/sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test7-2.i[44245,44258] [2022-11-19 07:22:27,600 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-19 07:22:27,636 INFO L208 MainTranslator]: Completed translation [2022-11-19 07:22:27,637 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:22:27 WrapperNode [2022-11-19 07:22:27,637 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-19 07:22:27,638 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-19 07:22:27,638 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-19 07:22:27,638 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-19 07:22:27,647 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:22:27" (1/1) ... [2022-11-19 07:22:27,710 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:22:27" (1/1) ... [2022-11-19 07:22:27,776 INFO L138 Inliner]: procedures = 176, calls = 328, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 1153 [2022-11-19 07:22:27,777 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-19 07:22:27,777 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-19 07:22:27,778 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-19 07:22:27,778 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-19 07:22:27,803 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:22:27" (1/1) ... [2022-11-19 07:22:27,804 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:22:27" (1/1) ... [2022-11-19 07:22:27,815 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:22:27" (1/1) ... [2022-11-19 07:22:27,816 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:22:27" (1/1) ... [2022-11-19 07:22:27,881 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:22:27" (1/1) ... [2022-11-19 07:22:27,903 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:22:27" (1/1) ... [2022-11-19 07:22:27,923 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:22:27" (1/1) ... [2022-11-19 07:22:27,927 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:22:27" (1/1) ... [2022-11-19 07:22:27,935 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-19 07:22:27,943 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-19 07:22:27,943 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-19 07:22:27,943 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-19 07:22:27,945 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:22:27" (1/1) ... [2022-11-19 07:22:27,951 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-19 07:22:27,962 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f12190f8-c853-4b86-be2a-0dd243557ad0/bin/utaipan-I9t0OCRTmS/z3 [2022-11-19 07:22:27,979 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f12190f8-c853-4b86-be2a-0dd243557ad0/bin/utaipan-I9t0OCRTmS/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-19 07:22:28,000 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f12190f8-c853-4b86-be2a-0dd243557ad0/bin/utaipan-I9t0OCRTmS/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-19 07:22:28,025 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-19 07:22:28,025 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-19 07:22:28,025 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-11-19 07:22:28,025 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-11-19 07:22:28,025 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-19 07:22:28,026 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-19 07:22:28,026 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-19 07:22:28,026 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-19 07:22:28,026 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2022-11-19 07:22:28,026 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-11-19 07:22:28,027 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-19 07:22:28,027 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-19 07:22:28,027 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-19 07:22:28,027 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-19 07:22:28,328 INFO L235 CfgBuilder]: Building ICFG [2022-11-19 07:22:28,330 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-19 07:22:30,059 INFO L276 CfgBuilder]: Performing block encoding [2022-11-19 07:22:30,505 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-19 07:22:30,505 INFO L300 CfgBuilder]: Removed 72 assume(true) statements. [2022-11-19 07:22:30,508 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 07:22:30 BoogieIcfgContainer [2022-11-19 07:22:30,508 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-19 07:22:30,510 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-19 07:22:30,511 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-19 07:22:30,514 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-19 07:22:30,515 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 07:22:26" (1/3) ... [2022-11-19 07:22:30,516 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@272d98da and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 07:22:30, skipping insertion in model container [2022-11-19 07:22:30,516 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:22:27" (2/3) ... [2022-11-19 07:22:30,516 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@272d98da and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 07:22:30, skipping insertion in model container [2022-11-19 07:22:30,517 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 07:22:30" (3/3) ... [2022-11-19 07:22:30,518 INFO L112 eAbstractionObserver]: Analyzing ICFG uthash_JEN_test7-2.i [2022-11-19 07:22:30,539 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-19 07:22:30,539 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 6 error locations. [2022-11-19 07:22:30,590 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-19 07:22:30,597 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;@34354f8f, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-19 07:22:30,597 INFO L358 AbstractCegarLoop]: Starting to check reachability of 6 error locations. [2022-11-19 07:22:30,602 INFO L276 IsEmpty]: Start isEmpty. Operand has 130 states, 119 states have (on average 1.815126050420168) internal successors, (216), 125 states have internal predecessors, (216), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2022-11-19 07:22:30,609 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-11-19 07:22:30,609 INFO L187 NwaCegarLoop]: Found error trace [2022-11-19 07:22:30,610 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1] [2022-11-19 07:22:30,610 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2022-11-19 07:22:30,616 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-19 07:22:30,616 INFO L85 PathProgramCache]: Analyzing trace with hash 28166472, now seen corresponding path program 1 times [2022-11-19 07:22:30,626 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-19 07:22:30,627 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1696068723] [2022-11-19 07:22:30,627 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 07:22:30,628 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-19 07:22:30,741 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-11-19 07:22:30,741 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [706524929] [2022-11-19 07:22:30,742 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 07:22:30,742 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-19 07:22:30,742 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f12190f8-c853-4b86-be2a-0dd243557ad0/bin/utaipan-I9t0OCRTmS/z3 [2022-11-19 07:22:30,745 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f12190f8-c853-4b86-be2a-0dd243557ad0/bin/utaipan-I9t0OCRTmS/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-19 07:22:30,786 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f12190f8-c853-4b86-be2a-0dd243557ad0/bin/utaipan-I9t0OCRTmS/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-11-19 07:22:30,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-19 07:22:31,000 INFO L263 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 15 conjunts are in the unsatisfiable core [2022-11-19 07:22:31,008 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-19 07:22:31,110 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2022-11-19 07:22:31,122 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 11 treesize of output 7 [2022-11-19 07:22:31,184 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:22:31,187 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 10 [2022-11-19 07:22:31,201 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-19 07:22:31,201 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-19 07:22:31,201 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-19 07:22:31,202 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1696068723] [2022-11-19 07:22:31,202 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-11-19 07:22:31,202 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [706524929] [2022-11-19 07:22:31,203 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [706524929] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-19 07:22:31,204 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-19 07:22:31,204 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-19 07:22:31,206 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1311680560] [2022-11-19 07:22:31,209 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-19 07:22:31,212 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-19 07:22:31,213 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-19 07:22:31,246 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-19 07:22:31,247 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-19 07:22:31,249 INFO L87 Difference]: Start difference. First operand has 130 states, 119 states have (on average 1.815126050420168) internal successors, (216), 125 states have internal predecessors, (216), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) Second operand has 4 states, 3 states have (on average 1.3333333333333333) internal successors, (4), 3 states have internal predecessors, (4), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-19 07:22:33,073 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.18s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-19 07:22:35,008 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.50s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2022-11-19 07:22:35,269 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-19 07:22:35,269 INFO L93 Difference]: Finished difference Result 316 states and 552 transitions. [2022-11-19 07:22:35,274 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-19 07:22:35,275 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 1.3333333333333333) internal successors, (4), 3 states have internal predecessors, (4), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 4 [2022-11-19 07:22:35,275 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-19 07:22:35,284 INFO L225 Difference]: With dead ends: 316 [2022-11-19 07:22:35,284 INFO L226 Difference]: Without dead ends: 165 [2022-11-19 07:22:35,287 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-19 07:22:35,291 INFO L413 NwaCegarLoop]: 115 mSDtfsCounter, 61 mSDsluCounter, 204 mSDsCounter, 0 mSdLazyCounter, 133 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 61 SdHoareTripleChecker+Valid, 319 SdHoareTripleChecker+Invalid, 137 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 133 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.9s IncrementalHoareTripleChecker+Time [2022-11-19 07:22:35,292 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [61 Valid, 319 Invalid, 137 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 133 Invalid, 0 Unknown, 0 Unchecked, 3.9s Time] [2022-11-19 07:22:35,309 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 165 states. [2022-11-19 07:22:35,332 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 165 to 117. [2022-11-19 07:22:35,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 117 states, 107 states have (on average 1.2149532710280373) internal successors, (130), 112 states have internal predecessors, (130), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2022-11-19 07:22:35,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 117 states and 136 transitions. [2022-11-19 07:22:35,336 INFO L78 Accepts]: Start accepts. Automaton has 117 states and 136 transitions. Word has length 4 [2022-11-19 07:22:35,337 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-19 07:22:35,337 INFO L495 AbstractCegarLoop]: Abstraction has 117 states and 136 transitions. [2022-11-19 07:22:35,337 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 1.3333333333333333) internal successors, (4), 3 states have internal predecessors, (4), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-19 07:22:35,338 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 136 transitions. [2022-11-19 07:22:35,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-11-19 07:22:35,340 INFO L187 NwaCegarLoop]: Found error trace [2022-11-19 07:22:35,340 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] [2022-11-19 07:22:35,354 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f12190f8-c853-4b86-be2a-0dd243557ad0/bin/utaipan-I9t0OCRTmS/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2022-11-19 07:22:35,545 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f12190f8-c853-4b86-be2a-0dd243557ad0/bin/utaipan-I9t0OCRTmS/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2022-11-19 07:22:35,546 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2022-11-19 07:22:35,547 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-19 07:22:35,547 INFO L85 PathProgramCache]: Analyzing trace with hash -1476887490, now seen corresponding path program 1 times [2022-11-19 07:22:35,547 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-19 07:22:35,548 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1244848344] [2022-11-19 07:22:35,548 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 07:22:35,548 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-19 07:22:35,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-19 07:22:36,066 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-19 07:22:36,066 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-19 07:22:36,067 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1244848344] [2022-11-19 07:22:36,067 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1244848344] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-19 07:22:36,067 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-19 07:22:36,067 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-19 07:22:36,068 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [30512162] [2022-11-19 07:22:36,068 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-19 07:22:36,069 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-19 07:22:36,069 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-19 07:22:36,069 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-19 07:22:36,070 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-19 07:22:36,070 INFO L87 Difference]: Start difference. First operand 117 states and 136 transitions. Second operand has 4 states, 4 states have (on average 6.25) internal successors, (25), 3 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-19 07:22:37,738 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-19 07:22:37,739 INFO L93 Difference]: Finished difference Result 211 states and 247 transitions. [2022-11-19 07:22:37,750 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-19 07:22:37,751 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 6.25) internal successors, (25), 3 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 25 [2022-11-19 07:22:37,751 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-19 07:22:37,752 INFO L225 Difference]: With dead ends: 211 [2022-11-19 07:22:37,752 INFO L226 Difference]: Without dead ends: 159 [2022-11-19 07:22:37,753 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-19 07:22:37,754 INFO L413 NwaCegarLoop]: 106 mSDtfsCounter, 50 mSDsluCounter, 190 mSDsCounter, 0 mSdLazyCounter, 95 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 50 SdHoareTripleChecker+Valid, 296 SdHoareTripleChecker+Invalid, 97 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 95 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2022-11-19 07:22:37,755 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [50 Valid, 296 Invalid, 97 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 95 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2022-11-19 07:22:37,756 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 159 states. [2022-11-19 07:22:37,765 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 159 to 117. [2022-11-19 07:22:37,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 117 states, 107 states have (on average 1.205607476635514) internal successors, (129), 112 states have internal predecessors, (129), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2022-11-19 07:22:37,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 117 states and 135 transitions. [2022-11-19 07:22:37,767 INFO L78 Accepts]: Start accepts. Automaton has 117 states and 135 transitions. Word has length 25 [2022-11-19 07:22:37,767 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-19 07:22:37,768 INFO L495 AbstractCegarLoop]: Abstraction has 117 states and 135 transitions. [2022-11-19 07:22:37,768 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 6.25) internal successors, (25), 3 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-19 07:22:37,768 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 135 transitions. [2022-11-19 07:22:37,769 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-11-19 07:22:37,769 INFO L187 NwaCegarLoop]: Found error trace [2022-11-19 07:22:37,769 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] [2022-11-19 07:22:37,770 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-11-19 07:22:37,770 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2022-11-19 07:22:37,771 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-19 07:22:37,771 INFO L85 PathProgramCache]: Analyzing trace with hash 421230472, now seen corresponding path program 1 times [2022-11-19 07:22:37,771 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-19 07:22:37,772 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [924199449] [2022-11-19 07:22:37,772 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 07:22:37,772 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-19 07:22:37,953 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-11-19 07:22:37,953 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1363120651] [2022-11-19 07:22:37,955 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 07:22:37,956 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-19 07:22:37,956 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f12190f8-c853-4b86-be2a-0dd243557ad0/bin/utaipan-I9t0OCRTmS/z3 [2022-11-19 07:22:37,957 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f12190f8-c853-4b86-be2a-0dd243557ad0/bin/utaipan-I9t0OCRTmS/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-19 07:22:37,979 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f12190f8-c853-4b86-be2a-0dd243557ad0/bin/utaipan-I9t0OCRTmS/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-11-19 07:22:38,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-19 07:22:38,714 INFO L263 TraceCheckSpWp]: Trace formula consists of 1576 conjuncts, 5 conjunts are in the unsatisfiable core [2022-11-19 07:22:38,718 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-19 07:22:38,813 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-19 07:22:38,814 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-19 07:22:38,814 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-19 07:22:38,814 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [924199449] [2022-11-19 07:22:38,814 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-11-19 07:22:38,815 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1363120651] [2022-11-19 07:22:38,815 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1363120651] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-19 07:22:38,815 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-19 07:22:38,816 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-19 07:22:38,816 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1780142759] [2022-11-19 07:22:38,817 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-19 07:22:38,817 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-19 07:22:38,817 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-19 07:22:38,818 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-19 07:22:38,818 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-19 07:22:38,818 INFO L87 Difference]: Start difference. First operand 117 states and 135 transitions. Second operand has 3 states, 3 states have (on average 9.333333333333334) internal successors, (28), 2 states have internal predecessors, (28), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-19 07:22:39,559 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-19 07:22:39,559 INFO L93 Difference]: Finished difference Result 277 states and 319 transitions. [2022-11-19 07:22:39,562 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-19 07:22:39,562 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 9.333333333333334) internal successors, (28), 2 states have internal predecessors, (28), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 28 [2022-11-19 07:22:39,562 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-19 07:22:39,563 INFO L225 Difference]: With dead ends: 277 [2022-11-19 07:22:39,563 INFO L226 Difference]: Without dead ends: 165 [2022-11-19 07:22:39,564 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 26 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-19 07:22:39,565 INFO L413 NwaCegarLoop]: 125 mSDtfsCounter, 46 mSDsluCounter, 91 mSDsCounter, 0 mSdLazyCounter, 50 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 48 SdHoareTripleChecker+Valid, 216 SdHoareTripleChecker+Invalid, 55 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 50 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-11-19 07:22:39,566 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [48 Valid, 216 Invalid, 55 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 50 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-11-19 07:22:39,567 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 165 states. [2022-11-19 07:22:39,578 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 165 to 162. [2022-11-19 07:22:39,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 162 states, 152 states have (on average 1.1842105263157894) internal successors, (180), 157 states have internal predecessors, (180), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2022-11-19 07:22:39,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 162 states and 186 transitions. [2022-11-19 07:22:39,580 INFO L78 Accepts]: Start accepts. Automaton has 162 states and 186 transitions. Word has length 28 [2022-11-19 07:22:39,580 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-19 07:22:39,581 INFO L495 AbstractCegarLoop]: Abstraction has 162 states and 186 transitions. [2022-11-19 07:22:39,581 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 9.333333333333334) internal successors, (28), 2 states have internal predecessors, (28), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-19 07:22:39,581 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 186 transitions. [2022-11-19 07:22:39,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2022-11-19 07:22:39,582 INFO L187 NwaCegarLoop]: Found error trace [2022-11-19 07:22:39,582 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] [2022-11-19 07:22:39,595 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f12190f8-c853-4b86-be2a-0dd243557ad0/bin/utaipan-I9t0OCRTmS/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2022-11-19 07:22:39,790 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f12190f8-c853-4b86-be2a-0dd243557ad0/bin/utaipan-I9t0OCRTmS/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-19 07:22:39,791 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2022-11-19 07:22:39,791 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-19 07:22:39,791 INFO L85 PathProgramCache]: Analyzing trace with hash -722486566, now seen corresponding path program 1 times [2022-11-19 07:22:39,791 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-19 07:22:39,791 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1594122081] [2022-11-19 07:22:39,792 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 07:22:39,792 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-19 07:22:39,861 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-11-19 07:22:39,861 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1147482188] [2022-11-19 07:22:39,862 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 07:22:39,862 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-19 07:22:39,862 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f12190f8-c853-4b86-be2a-0dd243557ad0/bin/utaipan-I9t0OCRTmS/z3 [2022-11-19 07:22:39,863 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f12190f8-c853-4b86-be2a-0dd243557ad0/bin/utaipan-I9t0OCRTmS/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-19 07:22:39,887 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f12190f8-c853-4b86-be2a-0dd243557ad0/bin/utaipan-I9t0OCRTmS/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2022-11-19 07:23:15,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-19 07:23:15,663 INFO L263 TraceCheckSpWp]: Trace formula consists of 713 conjuncts, 5 conjunts are in the unsatisfiable core [2022-11-19 07:23:15,667 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-19 07:23:15,687 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-19 07:23:15,688 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-19 07:23:15,688 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-19 07:23:15,688 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1594122081] [2022-11-19 07:23:15,688 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-11-19 07:23:15,689 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1147482188] [2022-11-19 07:23:15,689 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1147482188] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-19 07:23:15,689 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-19 07:23:15,689 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-19 07:23:15,690 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1975823693] [2022-11-19 07:23:15,690 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-19 07:23:15,690 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-19 07:23:15,691 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-19 07:23:15,691 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-19 07:23:15,691 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-19 07:23:15,695 INFO L87 Difference]: Start difference. First operand 162 states and 186 transitions. Second operand has 4 states, 3 states have (on average 12.333333333333334) internal successors, (37), 4 states have internal predecessors, (37), 2 states have call successors, (2), 2 states have call predecessors, (2), 2 states have return successors, (2), 1 states have call predecessors, (2), 2 states have call successors, (2) [2022-11-19 07:23:16,911 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-19 07:23:16,911 INFO L93 Difference]: Finished difference Result 308 states and 358 transitions. [2022-11-19 07:23:16,915 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-19 07:23:16,915 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 12.333333333333334) internal successors, (37), 4 states have internal predecessors, (37), 2 states have call successors, (2), 2 states have call predecessors, (2), 2 states have return successors, (2), 1 states have call predecessors, (2), 2 states have call successors, (2) Word has length 41 [2022-11-19 07:23:16,916 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-19 07:23:16,918 INFO L225 Difference]: With dead ends: 308 [2022-11-19 07:23:16,918 INFO L226 Difference]: Without dead ends: 164 [2022-11-19 07:23:16,919 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 41 GetRequests, 38 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-19 07:23:16,922 INFO L413 NwaCegarLoop]: 114 mSDtfsCounter, 1 mSDsluCounter, 224 mSDsCounter, 0 mSdLazyCounter, 54 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 338 SdHoareTripleChecker+Invalid, 55 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 54 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2022-11-19 07:23:16,923 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 338 Invalid, 55 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 54 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2022-11-19 07:23:16,924 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 164 states. [2022-11-19 07:23:16,936 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 164 to 164. [2022-11-19 07:23:16,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 164 states, 153 states have (on average 1.1895424836601307) internal successors, (182), 159 states have internal predecessors, (182), 3 states have call successors, (3), 1 states have call predecessors, (3), 2 states have return successors, (4), 3 states have call predecessors, (4), 3 states have call successors, (4) [2022-11-19 07:23:16,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 164 states and 189 transitions. [2022-11-19 07:23:16,938 INFO L78 Accepts]: Start accepts. Automaton has 164 states and 189 transitions. Word has length 41 [2022-11-19 07:23:16,938 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-19 07:23:16,938 INFO L495 AbstractCegarLoop]: Abstraction has 164 states and 189 transitions. [2022-11-19 07:23:16,939 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 12.333333333333334) internal successors, (37), 4 states have internal predecessors, (37), 2 states have call successors, (2), 2 states have call predecessors, (2), 2 states have return successors, (2), 1 states have call predecessors, (2), 2 states have call successors, (2) [2022-11-19 07:23:16,939 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 189 transitions. [2022-11-19 07:23:16,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2022-11-19 07:23:16,940 INFO L187 NwaCegarLoop]: Found error trace [2022-11-19 07:23:16,940 INFO L195 NwaCegarLoop]: trace histogram [2, 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] [2022-11-19 07:23:16,967 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f12190f8-c853-4b86-be2a-0dd243557ad0/bin/utaipan-I9t0OCRTmS/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2022-11-19 07:23:17,147 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f12190f8-c853-4b86-be2a-0dd243557ad0/bin/utaipan-I9t0OCRTmS/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-19 07:23:17,147 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2022-11-19 07:23:17,147 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-19 07:23:17,148 INFO L85 PathProgramCache]: Analyzing trace with hash -1306539504, now seen corresponding path program 1 times [2022-11-19 07:23:17,148 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-19 07:23:17,148 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [722348471] [2022-11-19 07:23:17,148 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 07:23:17,148 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-19 07:23:17,228 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-11-19 07:23:17,230 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [560309881] [2022-11-19 07:23:17,230 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 07:23:17,230 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-19 07:23:17,230 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f12190f8-c853-4b86-be2a-0dd243557ad0/bin/utaipan-I9t0OCRTmS/z3 [2022-11-19 07:23:17,231 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f12190f8-c853-4b86-be2a-0dd243557ad0/bin/utaipan-I9t0OCRTmS/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-19 07:23:17,255 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f12190f8-c853-4b86-be2a-0dd243557ad0/bin/utaipan-I9t0OCRTmS/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2022-11-19 07:23:48,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-19 07:23:48,685 INFO L263 TraceCheckSpWp]: Trace formula consists of 743 conjuncts, 11 conjunts are in the unsatisfiable core [2022-11-19 07:23:48,688 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-19 07:23:48,721 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-19 07:23:48,722 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-19 07:23:48,823 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-19 07:23:48,824 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-19 07:23:48,824 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [722348471] [2022-11-19 07:23:48,824 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-11-19 07:23:48,824 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [560309881] [2022-11-19 07:23:48,825 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [560309881] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-19 07:23:48,825 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1979293422] [2022-11-19 07:23:48,856 INFO L159 IcfgInterpreter]: Started Sifa with 39 locations of interest [2022-11-19 07:23:48,856 INFO L166 IcfgInterpreter]: Building call graph [2022-11-19 07:23:48,861 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2022-11-19 07:23:48,866 INFO L176 IcfgInterpreter]: Starting interpretation [2022-11-19 07:23:48,867 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2022-11-19 07:23:48,957 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:23:48,977 INFO L321 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2022-11-19 07:23:48,978 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 5 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 2 case distinctions, treesize of input 27 treesize of output 37 [2022-11-19 07:23:48,994 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 15 treesize of output 1 [2022-11-19 07:23:49,001 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:23:49,003 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 28 [2022-11-19 07:23:49,020 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:23:49,021 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 22 [2022-11-19 07:23:49,034 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 15 treesize of output 1 [2022-11-19 07:23:49,080 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:23:49,082 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:23:49,096 INFO L321 Elim1Store]: treesize reduction 13, result has 45.8 percent of original size [2022-11-19 07:23:49,097 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 37 treesize of output 42 [2022-11-19 07:23:49,111 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2022-11-19 07:23:49,118 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2022-11-19 07:23:49,127 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:23:49,128 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:23:49,163 INFO L321 Elim1Store]: treesize reduction 36, result has 34.5 percent of original size [2022-11-19 07:23:49,164 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 8 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 4 case distinctions, treesize of input 32 treesize of output 49 [2022-11-19 07:23:49,180 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:23:49,182 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:23:49,185 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 22 treesize of output 30 [2022-11-19 07:23:49,276 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:23:49,277 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:23:49,279 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:23:49,280 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 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 84 treesize of output 64 [2022-11-19 07:23:49,297 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 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 19 treesize of output 1 [2022-11-19 07:23:49,309 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 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 19 treesize of output 1 [2022-11-19 07:23:49,881 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 [2022-11-19 07:23:49,913 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:23:49,915 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:23:49,916 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:23:49,918 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:23:49,919 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:23:49,920 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:23:49,922 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:23:49,923 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:23:49,925 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:23:49,926 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:23:49,927 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:23:49,929 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:23:49,930 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:23:49,931 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:23:49,933 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:23:49,953 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 9 select indices, 9 select index equivalence classes, 29 disjoint index pairs (out of 36 index pairs), introduced 8 new quantified variables, introduced 0 case distinctions, treesize of input 9896995 treesize of output 5376286 [2022-11-19 07:23:49,997 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:23:49,998 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:23:49,999 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:23:50,001 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:23:50,002 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:23:50,003 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:23:50,005 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:23:50,008 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:23:50,009 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:23:50,010 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:23:50,012 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:23:50,013 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:23:50,014 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:23:50,016 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:23:50,017 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:23:50,023 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 9 select indices, 9 select index equivalence classes, 29 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 0 case distinctions, treesize of input 9896993 treesize of output 5376298 [2022-11-19 07:23:50,067 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 [2022-11-19 07:23:50,118 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 [2022-11-19 07:23:50,130 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 [2022-11-19 07:23:50,158 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:23:50,161 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:23:50,162 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:23:50,165 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:23:50,167 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:23:50,168 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:23:50,169 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:23:50,171 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:23:50,174 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:23:50,176 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:23:50,177 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:23:50,178 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:23:50,180 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:23:50,186 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:23:50,187 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:23:50,188 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:23:50,190 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:23:50,191 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:23:50,192 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:23:50,214 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 10 select indices, 10 select index equivalence classes, 36 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 0 case distinctions, treesize of input 8458592 treesize of output 4759837 [2022-11-19 07:23:50,257 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:23:50,259 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:23:50,260 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:23:50,262 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:23:50,263 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:23:50,264 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:23:50,266 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:23:50,267 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:23:50,268 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:23:50,270 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:23:50,271 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:23:50,273 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:23:50,274 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:23:50,275 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:23:50,277 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:23:50,278 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:23:50,279 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:23:50,281 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:23:50,283 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:23:50,286 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 10 select indices, 10 select index equivalence classes, 36 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 0 case distinctions, treesize of input 8458592 treesize of output 4759837 [2022-11-19 07:23:50,377 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:23:50,378 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:23:50,380 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:23:50,381 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:23:50,382 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:23:50,384 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:23:50,385 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:23:50,386 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:23:50,387 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:23:50,389 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:23:50,390 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:23:50,391 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:23:50,392 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:23:50,394 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:23:50,395 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:23:50,413 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:23:50,415 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:23:50,416 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:23:50,418 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:23:50,422 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 10 select indices, 10 select index equivalence classes, 36 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 0 case distinctions, treesize of input 8458592 treesize of output 4759837 [2022-11-19 07:23:50,466 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 [2022-11-19 07:23:50,485 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:23:50,486 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:23:50,487 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:23:50,541 INFO L321 Elim1Store]: treesize reduction 48, result has 48.9 percent of original size [2022-11-19 07:23:50,541 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 33 treesize of output 74 [2022-11-19 07:23:50,563 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:23:50,569 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:23:50,570 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:23:50,629 INFO L321 Elim1Store]: treesize reduction 90, result has 33.8 percent of original size [2022-11-19 07:23:50,630 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 6 select indices, 6 select index equivalence classes, 12 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 6 case distinctions, treesize of input 49 treesize of output 85 [2022-11-19 07:23:50,665 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 [2022-11-19 07:23:50,861 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2022-11-19 07:23:50,865 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 11 treesize of output 7 [2022-11-19 07:23:50,871 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 11 treesize of output 7 [2022-11-19 07:23:50,923 INFO L321 Elim1Store]: treesize reduction 13, result has 45.8 percent of original size [2022-11-19 07:23:50,924 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 51 treesize of output 54 [2022-11-19 07:23:50,955 INFO L321 Elim1Store]: treesize reduction 15, result has 42.3 percent of original size [2022-11-19 07:23:50,956 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 49 treesize of output 52 [2022-11-19 07:23:50,986 INFO L321 Elim1Store]: treesize reduction 13, result has 45.8 percent of original size [2022-11-19 07:23:50,986 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 43 treesize of output 46 [2022-11-19 07:23:51,023 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 [2022-11-19 07:23:51,029 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 [2022-11-19 07:23:51,035 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 [2022-11-19 07:23:51,111 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 46 treesize of output 16 [2022-11-19 07:23:51,137 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:23:51,139 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:23:51,140 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:23:51,141 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:23:51,143 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:23:51,144 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:23:51,145 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:23:51,146 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:23:51,147 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:23:51,149 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:23:51,150 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:23:51,151 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:23:51,152 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:23:51,153 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:23:51,155 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:23:51,156 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:23:51,157 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:23:51,160 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 10 select indices, 10 select index equivalence classes, 29 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 0 case distinctions, treesize of input 8458573 treesize of output 4759755 [2022-11-19 07:23:51,182 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 [2022-11-19 07:23:51,371 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 46 treesize of output 16 [2022-11-19 07:23:51,391 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:23:51,392 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:23:51,393 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:23:51,395 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:23:51,396 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:23:51,397 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:23:51,398 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:23:51,400 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:23:51,401 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:23:51,402 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:23:51,403 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:23:51,404 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:23:51,406 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:23:51,407 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:23:51,408 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:23:51,409 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:23:51,410 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:23:51,413 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 10 select indices, 10 select index equivalence classes, 29 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 0 case distinctions, treesize of input 8458573 treesize of output 4759755 [2022-11-19 07:23:51,439 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 [2022-11-19 07:23:52,831 INFO L217 Elim1Store]: Index analysis took 989 ms [2022-11-19 07:24:02,238 WARN L233 SmtUtils]: Spent 9.40s on a formula simplification. DAG size of input: 85 DAG size of output: 22 (called from [L 318] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.arrays.Elim1Store.elim1) [2022-11-19 07:24:02,238 INFO L321 Elim1Store]: treesize reduction 142, result has 15.5 percent of original size [2022-11-19 07:24:02,239 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 2 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 14 case distinctions, treesize of input 9519766 treesize of output 9519770 [2022-11-19 07:24:03,379 INFO L217 Elim1Store]: Index analysis took 985 ms [2022-11-19 07:24:06,744 INFO L321 Elim1Store]: treesize reduction 206, result has 11.2 percent of original size [2022-11-19 07:24:06,745 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 7 select indices, 7 select index equivalence classes, 4 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 22 case distinctions, treesize of input 9519771 treesize of output 9519774 [2022-11-19 07:24:16,688 WARN L233 SmtUtils]: Spent 9.88s 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) [2022-11-19 07:24:16,689 INFO L321 Elim1Store]: treesize reduction 340, result has 16.0 percent of original size [2022-11-19 07:24:16,690 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 0 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 [2022-11-19 07:24:16,900 INFO L217 Elim1Store]: Index analysis took 109 ms [2022-11-19 07:24:33,814 WARN L233 SmtUtils]: Spent 16.91s 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) [2022-11-19 07:24:33,814 INFO L321 Elim1Store]: treesize reduction 266, result has 31.6 percent of original size [2022-11-19 07:24:33,815 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 4 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 7 new quantified variables, introduced 8 case distinctions, treesize of input 2005 treesize of output 1834 [2022-11-19 07:24:34,592 INFO L217 Elim1Store]: Index analysis took 572 ms [2022-11-19 07:24:52,666 WARN L233 SmtUtils]: Spent 17.56s on a formula simplification. DAG size of input: 249 DAG size of output: 147 (called from [L 318] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.arrays.Elim1Store.elim1) [2022-11-19 07:24:52,667 INFO L321 Elim1Store]: treesize reduction 2466, result has 32.0 percent of original size [2022-11-19 07:24:52,668 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 4 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 4 new quantified variables, introduced 16 case distinctions, treesize of input 1606 treesize of output 2097 [2022-11-19 07:24:54,455 INFO L217 Elim1Store]: Index analysis took 183 ms [2022-11-19 07:24:55,083 INFO L321 Elim1Store]: treesize reduction 13, result has 38.1 percent of original size [2022-11-19 07:24:55,084 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 91 treesize of output 73 [2022-11-19 07:24:55,198 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 3 [2022-11-19 07:24:56,369 INFO L217 Elim1Store]: Index analysis took 497 ms [2022-11-19 07:24:57,458 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-19 07:24:57,458 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 70 treesize of output 94 [2022-11-19 07:24:58,444 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-19 07:24:58,446 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 28 treesize of output 13 [2022-11-19 07:25:03,282 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:25:03,283 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 13 [2022-11-19 07:25:05,320 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:25:05,321 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 28 treesize of output 18 [2022-11-19 07:25:06,891 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:25:06,909 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:25:06,935 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:25:06,936 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 28 treesize of output 18 [2022-11-19 07:25:07,795 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:25:07,797 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 13 [2022-11-19 07:25:07,861 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-19 07:25:07,863 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 32 treesize of output 20 [2022-11-19 07:25:07,888 WARN L207 Elim1Store]: Array PQE input equivalent to false [2022-11-19 07:25:07,947 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:25:07,948 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 23 treesize of output 15 [2022-11-19 07:25:08,013 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:25:08,014 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-19 07:25:08,015 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 28 treesize of output 18 [2022-11-19 07:25:08,084 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:25:08,085 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 23 treesize of output 15 [2022-11-19 07:25:08,178 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:25:08,179 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 13