./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/aws-c-common/aws_byte_cursor_read_be64_harness.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 38b53e6a 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_e8e65c45-80ee-4658-86f7-1993b4886972/bin/utaipan-ByfvJB40ur/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8e65c45-80ee-4658-86f7-1993b4886972/bin/utaipan-ByfvJB40ur/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8e65c45-80ee-4658-86f7-1993b4886972/bin/utaipan-ByfvJB40ur/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8e65c45-80ee-4658-86f7-1993b4886972/bin/utaipan-ByfvJB40ur/config/TaipanReach.xml -i ../../sv-benchmarks/c/aws-c-common/aws_byte_cursor_read_be64_harness.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8e65c45-80ee-4658-86f7-1993b4886972/bin/utaipan-ByfvJB40ur/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8e65c45-80ee-4658-86f7-1993b4886972/bin/utaipan-ByfvJB40ur --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 9b90640eabcf61bf9b6c4e01fcd2a39b8b829676407f71504872cd65ce1f895a --- 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-38b53e6 [2022-11-25 22:41:01,884 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-25 22:41:01,887 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-25 22:41:01,919 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-25 22:41:01,922 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-25 22:41:01,927 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-25 22:41:01,933 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-25 22:41:01,937 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-25 22:41:01,940 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-25 22:41:01,947 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-25 22:41:01,949 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-25 22:41:01,951 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-25 22:41:01,952 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-25 22:41:01,954 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-25 22:41:01,956 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-25 22:41:01,960 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-25 22:41:01,962 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-25 22:41:01,963 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-25 22:41:01,966 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-25 22:41:01,970 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-25 22:41:01,974 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-25 22:41:01,977 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-25 22:41:01,988 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-25 22:41:01,989 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-25 22:41:01,997 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-25 22:41:01,998 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-25 22:41:01,998 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-25 22:41:02,000 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-25 22:41:02,001 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-25 22:41:02,002 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-25 22:41:02,002 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-25 22:41:02,003 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-25 22:41:02,004 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-25 22:41:02,006 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-25 22:41:02,006 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-25 22:41:02,007 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-25 22:41:02,007 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-25 22:41:02,008 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-25 22:41:02,008 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-25 22:41:02,010 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-25 22:41:02,010 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-25 22:41:02,011 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8e65c45-80ee-4658-86f7-1993b4886972/bin/utaipan-ByfvJB40ur/config/svcomp-Reach-64bit-Taipan_Default.epf [2022-11-25 22:41:02,062 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-25 22:41:02,063 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-25 22:41:02,063 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-25 22:41:02,063 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-25 22:41:02,064 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-25 22:41:02,065 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-25 22:41:02,065 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-25 22:41:02,065 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-25 22:41:02,065 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-25 22:41:02,065 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-25 22:41:02,067 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-25 22:41:02,067 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-25 22:41:02,067 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-25 22:41:02,067 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-25 22:41:02,068 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-25 22:41:02,068 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-25 22:41:02,068 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-25 22:41:02,068 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-25 22:41:02,070 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-25 22:41:02,070 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-25 22:41:02,070 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-25 22:41:02,070 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-25 22:41:02,071 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-25 22:41:02,071 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-25 22:41:02,071 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-25 22:41:02,071 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-25 22:41:02,072 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-25 22:41:02,072 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-25 22:41:02,073 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-25 22:41:02,073 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-25 22:41:02,073 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-25 22:41:02,074 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-25 22:41:02,074 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-25 22:41:02,074 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-25 22:41:02,074 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-25 22:41:02,074 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-25 22:41:02,075 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-25 22:41:02,075 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-25 22:41:02,075 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_e8e65c45-80ee-4658-86f7-1993b4886972/bin/utaipan-ByfvJB40ur/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8e65c45-80ee-4658-86f7-1993b4886972/bin/utaipan-ByfvJB40ur Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9b90640eabcf61bf9b6c4e01fcd2a39b8b829676407f71504872cd65ce1f895a [2022-11-25 22:41:02,450 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-25 22:41:02,493 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-25 22:41:02,496 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-25 22:41:02,498 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-25 22:41:02,498 INFO L275 PluginConnector]: CDTParser initialized [2022-11-25 22:41:02,500 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8e65c45-80ee-4658-86f7-1993b4886972/bin/utaipan-ByfvJB40ur/../../sv-benchmarks/c/aws-c-common/aws_byte_cursor_read_be64_harness.i [2022-11-25 22:41:05,874 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-25 22:41:06,566 INFO L351 CDTParser]: Found 1 translation units. [2022-11-25 22:41:06,566 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8e65c45-80ee-4658-86f7-1993b4886972/sv-benchmarks/c/aws-c-common/aws_byte_cursor_read_be64_harness.i [2022-11-25 22:41:06,614 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8e65c45-80ee-4658-86f7-1993b4886972/bin/utaipan-ByfvJB40ur/data/40aa0bb7c/e2cce9053da34f659a7afec03abce660/FLAG32ea366bc [2022-11-25 22:41:06,634 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8e65c45-80ee-4658-86f7-1993b4886972/bin/utaipan-ByfvJB40ur/data/40aa0bb7c/e2cce9053da34f659a7afec03abce660 [2022-11-25 22:41:06,638 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-25 22:41:06,641 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-25 22:41:06,642 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-25 22:41:06,643 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-25 22:41:06,646 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-25 22:41:06,648 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:41:06" (1/1) ... [2022-11-25 22:41:06,649 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@78a4f3b3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:06, skipping insertion in model container [2022-11-25 22:41:06,650 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:41:06" (1/1) ... [2022-11-25 22:41:06,658 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-25 22:41:06,791 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-25 22:41:07,175 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8e65c45-80ee-4658-86f7-1993b4886972/sv-benchmarks/c/aws-c-common/aws_byte_cursor_read_be64_harness.i[4499,4512] [2022-11-25 22:41:07,186 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8e65c45-80ee-4658-86f7-1993b4886972/sv-benchmarks/c/aws-c-common/aws_byte_cursor_read_be64_harness.i[4559,4572] [2022-11-25 22:41:08,382 WARN L1576 CHandler]: Possible shadowing of function index [2022-11-25 22:41:08,383 WARN L1576 CHandler]: Possible shadowing of function index [2022-11-25 22:41:08,390 WARN L1576 CHandler]: Possible shadowing of function index [2022-11-25 22:41:08,391 WARN L1576 CHandler]: Possible shadowing of function index [2022-11-25 22:41:08,393 WARN L1576 CHandler]: Possible shadowing of function index [2022-11-25 22:41:08,415 WARN L1576 CHandler]: Possible shadowing of function index [2022-11-25 22:41:08,416 WARN L1576 CHandler]: Possible shadowing of function index [2022-11-25 22:41:08,418 WARN L1576 CHandler]: Possible shadowing of function index [2022-11-25 22:41:08,419 WARN L1576 CHandler]: Possible shadowing of function index [2022-11-25 22:41:08,528 WARN L623 FunctionHandler]: Unknown extern function htonl [2022-11-25 22:41:08,529 WARN L623 FunctionHandler]: Unknown extern function htonl [2022-11-25 22:41:08,530 WARN L623 FunctionHandler]: Unknown extern function htonl [2022-11-25 22:41:08,536 WARN L623 FunctionHandler]: Unknown extern function ntohl [2022-11-25 22:41:08,539 WARN L623 FunctionHandler]: Unknown extern function htons [2022-11-25 22:41:08,540 WARN L623 FunctionHandler]: Unknown extern function ntohs [2022-11-25 22:41:08,869 WARN L623 FunctionHandler]: Unknown extern function my_abort [2022-11-25 22:41:08,870 WARN L611 FunctionHandler]: implicit declaration of function __atomic_load_n [2022-11-25 22:41:08,872 WARN L611 FunctionHandler]: implicit declaration of function __atomic_store_n [2022-11-25 22:41:08,873 WARN L611 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2022-11-25 22:41:08,874 WARN L611 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2022-11-25 22:41:08,876 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2022-11-25 22:41:08,877 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2022-11-25 22:41:08,878 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2022-11-25 22:41:08,878 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2022-11-25 22:41:08,879 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2022-11-25 22:41:08,880 WARN L611 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2022-11-25 22:41:09,063 WARN L611 FunctionHandler]: implicit declaration of function __builtin_va_copy [2022-11-25 22:41:09,103 WARN L623 FunctionHandler]: Unknown extern function memchr [2022-11-25 22:41:09,118 WARN L623 FunctionHandler]: Unknown extern function memcmp [2022-11-25 22:41:09,174 WARN L623 FunctionHandler]: Unknown extern function memcmp [2022-11-25 22:41:09,191 WARN L1576 CHandler]: Possible shadowing of function index [2022-11-25 22:41:09,206 WARN L1576 CHandler]: Possible shadowing of function index [2022-11-25 22:41:09,298 WARN L623 FunctionHandler]: Unknown extern function fprintf [2022-11-25 22:41:09,319 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-25 22:41:09,383 INFO L203 MainTranslator]: Completed pre-run [2022-11-25 22:41:09,408 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8e65c45-80ee-4658-86f7-1993b4886972/sv-benchmarks/c/aws-c-common/aws_byte_cursor_read_be64_harness.i[4499,4512] [2022-11-25 22:41:09,423 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8e65c45-80ee-4658-86f7-1993b4886972/sv-benchmarks/c/aws-c-common/aws_byte_cursor_read_be64_harness.i[4559,4572] [2022-11-25 22:41:09,473 WARN L1576 CHandler]: Possible shadowing of function index [2022-11-25 22:41:09,474 WARN L1576 CHandler]: Possible shadowing of function index [2022-11-25 22:41:09,474 WARN L1576 CHandler]: Possible shadowing of function index [2022-11-25 22:41:09,475 WARN L1576 CHandler]: Possible shadowing of function index [2022-11-25 22:41:09,475 WARN L1576 CHandler]: Possible shadowing of function index [2022-11-25 22:41:09,491 WARN L1576 CHandler]: Possible shadowing of function index [2022-11-25 22:41:09,492 WARN L1576 CHandler]: Possible shadowing of function index [2022-11-25 22:41:09,493 WARN L1576 CHandler]: Possible shadowing of function index [2022-11-25 22:41:09,494 WARN L1576 CHandler]: Possible shadowing of function index [2022-11-25 22:41:09,505 WARN L623 FunctionHandler]: Unknown extern function htonl [2022-11-25 22:41:09,505 WARN L623 FunctionHandler]: Unknown extern function htonl [2022-11-25 22:41:09,506 WARN L623 FunctionHandler]: Unknown extern function htonl [2022-11-25 22:41:09,514 WARN L623 FunctionHandler]: Unknown extern function ntohl [2022-11-25 22:41:09,515 WARN L623 FunctionHandler]: Unknown extern function htons [2022-11-25 22:41:09,515 WARN L623 FunctionHandler]: Unknown extern function ntohs [2022-11-25 22:41:09,551 WARN L623 FunctionHandler]: Unknown extern function my_abort [2022-11-25 22:41:09,552 WARN L611 FunctionHandler]: implicit declaration of function __atomic_load_n [2022-11-25 22:41:09,553 WARN L611 FunctionHandler]: implicit declaration of function __atomic_store_n [2022-11-25 22:41:09,553 WARN L611 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2022-11-25 22:41:09,554 WARN L611 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2022-11-25 22:41:09,555 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2022-11-25 22:41:09,555 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2022-11-25 22:41:09,556 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2022-11-25 22:41:09,557 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2022-11-25 22:41:09,557 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2022-11-25 22:41:09,558 WARN L611 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2022-11-25 22:41:09,594 WARN L611 FunctionHandler]: implicit declaration of function __builtin_va_copy [2022-11-25 22:41:09,699 WARN L623 FunctionHandler]: Unknown extern function memchr [2022-11-25 22:41:09,715 WARN L623 FunctionHandler]: Unknown extern function memcmp [2022-11-25 22:41:09,740 WARN L623 FunctionHandler]: Unknown extern function memcmp [2022-11-25 22:41:09,750 WARN L1576 CHandler]: Possible shadowing of function index [2022-11-25 22:41:09,750 WARN L1576 CHandler]: Possible shadowing of function index [2022-11-25 22:41:09,789 WARN L623 FunctionHandler]: Unknown extern function fprintf [2022-11-25 22:41:09,796 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-25 22:41:09,993 INFO L208 MainTranslator]: Completed translation [2022-11-25 22:41:09,994 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:09 WrapperNode [2022-11-25 22:41:09,994 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-25 22:41:09,995 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-25 22:41:09,995 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-25 22:41:09,995 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-25 22:41:10,003 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:09" (1/1) ... [2022-11-25 22:41:10,181 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:09" (1/1) ... [2022-11-25 22:41:10,304 INFO L138 Inliner]: procedures = 691, calls = 2644, calls flagged for inlining = 61, calls inlined = 11, statements flattened = 983 [2022-11-25 22:41:10,304 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-25 22:41:10,305 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-25 22:41:10,306 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-25 22:41:10,306 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-25 22:41:10,316 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:09" (1/1) ... [2022-11-25 22:41:10,317 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:09" (1/1) ... [2022-11-25 22:41:10,331 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:09" (1/1) ... [2022-11-25 22:41:10,332 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:09" (1/1) ... [2022-11-25 22:41:10,387 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:09" (1/1) ... [2022-11-25 22:41:10,403 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:09" (1/1) ... [2022-11-25 22:41:10,411 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:09" (1/1) ... [2022-11-25 22:41:10,416 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:09" (1/1) ... [2022-11-25 22:41:10,437 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-25 22:41:10,438 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-25 22:41:10,438 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-25 22:41:10,438 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-25 22:41:10,439 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:09" (1/1) ... [2022-11-25 22:41:10,450 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-25 22:41:10,461 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8e65c45-80ee-4658-86f7-1993b4886972/bin/utaipan-ByfvJB40ur/z3 [2022-11-25 22:41:10,475 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8e65c45-80ee-4658-86f7-1993b4886972/bin/utaipan-ByfvJB40ur/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-25 22:41:10,502 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8e65c45-80ee-4658-86f7-1993b4886972/bin/utaipan-ByfvJB40ur/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-25 22:41:10,525 INFO L130 BoogieDeclarations]: Found specification of procedure aws_byte_cursor_read [2022-11-25 22:41:10,525 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_byte_cursor_read [2022-11-25 22:41:10,526 INFO L130 BoogieDeclarations]: Found specification of procedure htonl [2022-11-25 22:41:10,527 INFO L130 BoogieDeclarations]: Found specification of procedure aws_hton64 [2022-11-25 22:41:10,527 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_hton64 [2022-11-25 22:41:10,527 INFO L130 BoogieDeclarations]: Found specification of procedure aws_byte_cursor_is_valid [2022-11-25 22:41:10,527 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_byte_cursor_is_valid [2022-11-25 22:41:10,528 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-25 22:41:10,528 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_bool [2022-11-25 22:41:10,528 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_bool [2022-11-25 22:41:10,528 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~real [2022-11-25 22:41:10,528 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2022-11-25 22:41:10,528 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-11-25 22:41:10,529 INFO L130 BoogieDeclarations]: Found specification of procedure aws_ntoh64 [2022-11-25 22:41:10,529 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_ntoh64 [2022-11-25 22:41:10,530 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-25 22:41:10,530 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-11-25 22:41:10,530 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-11-25 22:41:10,531 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2022-11-25 22:41:10,531 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2022-11-25 22:41:10,531 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-25 22:41:10,532 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-25 22:41:10,532 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-25 22:41:10,532 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-25 22:41:10,533 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-25 22:41:10,533 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2022-11-25 22:41:10,533 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2022-11-25 22:41:10,533 INFO L130 BoogieDeclarations]: Found specification of procedure assert_byte_from_buffer_matches [2022-11-25 22:41:10,533 INFO L138 BoogieDeclarations]: Found implementation of procedure assert_byte_from_buffer_matches [2022-11-25 22:41:10,534 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-11-25 22:41:10,534 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-11-25 22:41:10,534 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_malloc [2022-11-25 22:41:10,535 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_malloc [2022-11-25 22:41:10,535 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-11-25 22:41:10,535 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-11-25 22:41:10,535 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-25 22:41:10,535 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-11-25 22:41:10,535 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-11-25 22:41:10,536 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_uint64_t [2022-11-25 22:41:10,536 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_uint64_t [2022-11-25 22:41:10,536 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-25 22:41:10,537 INFO L130 BoogieDeclarations]: Found specification of procedure aws_is_big_endian [2022-11-25 22:41:10,537 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_is_big_endian [2022-11-25 22:41:10,540 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~real [2022-11-25 22:41:10,541 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-25 22:41:10,903 INFO L235 CfgBuilder]: Building ICFG [2022-11-25 22:41:10,905 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-25 22:41:12,587 INFO L276 CfgBuilder]: Performing block encoding [2022-11-25 22:41:12,914 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-25 22:41:12,915 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-25 22:41:12,918 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 10:41:12 BoogieIcfgContainer [2022-11-25 22:41:12,919 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-25 22:41:12,927 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-25 22:41:12,928 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-25 22:41:12,931 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-25 22:41:12,931 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 25.11 10:41:06" (1/3) ... [2022-11-25 22:41:12,933 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4ed72701 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 10:41:12, skipping insertion in model container [2022-11-25 22:41:12,934 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:41:09" (2/3) ... [2022-11-25 22:41:12,935 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4ed72701 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 10:41:12, skipping insertion in model container [2022-11-25 22:41:12,935 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 10:41:12" (3/3) ... [2022-11-25 22:41:12,945 INFO L112 eAbstractionObserver]: Analyzing ICFG aws_byte_cursor_read_be64_harness.i [2022-11-25 22:41:12,968 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-25 22:41:12,969 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-11-25 22:41:13,038 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-25 22:41:13,049 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;@417abe0a, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-25 22:41:13,050 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-11-25 22:41:13,054 INFO L276 IsEmpty]: Start isEmpty. Operand has 134 states, 69 states have (on average 1.1884057971014492) internal successors, (82), 70 states have internal predecessors, (82), 50 states have call successors, (50), 13 states have call predecessors, (50), 13 states have return successors, (50), 50 states have call predecessors, (50), 50 states have call successors, (50) [2022-11-25 22:41:13,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2022-11-25 22:41:13,067 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 22:41:13,068 INFO L195 NwaCegarLoop]: trace histogram [9, 5, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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] [2022-11-25 22:41:13,069 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-25 22:41:13,077 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 22:41:13,078 INFO L85 PathProgramCache]: Analyzing trace with hash -623969090, now seen corresponding path program 1 times [2022-11-25 22:41:13,088 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-25 22:41:13,089 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [497958495] [2022-11-25 22:41:13,089 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 22:41:13,090 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 22:41:14,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 22:41:15,794 INFO L134 CoverageAnalysis]: Checked inductivity of 94 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 94 trivial. 0 not checked. [2022-11-25 22:41:15,795 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-25 22:41:15,796 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [497958495] [2022-11-25 22:41:15,798 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [497958495] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 22:41:15,798 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-25 22:41:15,798 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-25 22:41:15,800 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [691090267] [2022-11-25 22:41:15,801 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 22:41:15,809 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-25 22:41:15,809 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-25 22:41:15,863 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-25 22:41:15,864 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-25 22:41:15,869 INFO L87 Difference]: Start difference. First operand has 134 states, 69 states have (on average 1.1884057971014492) internal successors, (82), 70 states have internal predecessors, (82), 50 states have call successors, (50), 13 states have call predecessors, (50), 13 states have return successors, (50), 50 states have call predecessors, (50), 50 states have call successors, (50) Second operand has 4 states, 4 states have (on average 8.25) internal successors, (33), 4 states have internal predecessors, (33), 2 states have call successors, (23), 2 states have call predecessors, (23), 2 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2022-11-25 22:41:16,721 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 22:41:16,722 INFO L93 Difference]: Finished difference Result 237 states and 339 transitions. [2022-11-25 22:41:16,723 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-25 22:41:16,725 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 8.25) internal successors, (33), 4 states have internal predecessors, (33), 2 states have call successors, (23), 2 states have call predecessors, (23), 2 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) Word has length 90 [2022-11-25 22:41:16,726 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 22:41:16,736 INFO L225 Difference]: With dead ends: 237 [2022-11-25 22:41:16,736 INFO L226 Difference]: Without dead ends: 135 [2022-11-25 22:41:16,741 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-25 22:41:16,744 INFO L413 NwaCegarLoop]: 159 mSDtfsCounter, 4 mSDsluCounter, 316 mSDsCounter, 0 mSdLazyCounter, 67 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4 SdHoareTripleChecker+Valid, 475 SdHoareTripleChecker+Invalid, 67 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 67 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-11-25 22:41:16,745 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4 Valid, 475 Invalid, 67 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 67 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-11-25 22:41:16,765 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 135 states. [2022-11-25 22:41:16,798 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 135 to 135. [2022-11-25 22:41:16,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 135 states, 70 states have (on average 1.2) internal successors, (84), 72 states have internal predecessors, (84), 50 states have call successors, (50), 13 states have call predecessors, (50), 14 states have return successors, (50), 49 states have call predecessors, (50), 49 states have call successors, (50) [2022-11-25 22:41:16,804 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 135 states and 184 transitions. [2022-11-25 22:41:16,805 INFO L78 Accepts]: Start accepts. Automaton has 135 states and 184 transitions. Word has length 90 [2022-11-25 22:41:16,806 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 22:41:16,806 INFO L495 AbstractCegarLoop]: Abstraction has 135 states and 184 transitions. [2022-11-25 22:41:16,807 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 8.25) internal successors, (33), 4 states have internal predecessors, (33), 2 states have call successors, (23), 2 states have call predecessors, (23), 2 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2022-11-25 22:41:16,807 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 184 transitions. [2022-11-25 22:41:16,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2022-11-25 22:41:16,811 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 22:41:16,811 INFO L195 NwaCegarLoop]: trace histogram [9, 5, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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] [2022-11-25 22:41:16,811 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-25 22:41:16,812 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-25 22:41:16,812 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 22:41:16,813 INFO L85 PathProgramCache]: Analyzing trace with hash 721807297, now seen corresponding path program 1 times [2022-11-25 22:41:16,813 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-25 22:41:16,813 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [715966602] [2022-11-25 22:41:16,813 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 22:41:16,814 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 22:41:18,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 22:41:18,925 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 94 trivial. 0 not checked. [2022-11-25 22:41:18,925 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-25 22:41:18,926 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [715966602] [2022-11-25 22:41:18,926 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [715966602] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-25 22:41:18,926 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [5846889] [2022-11-25 22:41:18,926 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 22:41:18,927 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-25 22:41:18,927 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8e65c45-80ee-4658-86f7-1993b4886972/bin/utaipan-ByfvJB40ur/z3 [2022-11-25 22:41:18,930 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8e65c45-80ee-4658-86f7-1993b4886972/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-25 22:41:18,934 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8e65c45-80ee-4658-86f7-1993b4886972/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-11-25 22:41:19,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 22:41:19,800 INFO L263 TraceCheckSpWp]: Trace formula consists of 2947 conjuncts, 6 conjunts are in the unsatisfiable core [2022-11-25 22:41:19,809 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-25 22:41:19,871 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 48 proven. 1 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2022-11-25 22:41:19,871 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-25 22:41:20,029 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 94 trivial. 0 not checked. [2022-11-25 22:41:20,030 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [5846889] provided 1 perfect and 1 imperfect interpolant sequences [2022-11-25 22:41:20,030 INFO L184 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2022-11-25 22:41:20,030 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [5, 5] total 8 [2022-11-25 22:41:20,031 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1658374407] [2022-11-25 22:41:20,031 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 22:41:20,032 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-25 22:41:20,032 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-25 22:41:20,034 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-25 22:41:20,034 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=38, Unknown=0, NotChecked=0, Total=56 [2022-11-25 22:41:20,035 INFO L87 Difference]: Start difference. First operand 135 states and 184 transitions. Second operand has 4 states, 4 states have (on average 8.5) internal successors, (34), 4 states have internal predecessors, (34), 2 states have call successors, (23), 2 states have call predecessors, (23), 2 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2022-11-25 22:41:20,973 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 22:41:20,974 INFO L93 Difference]: Finished difference Result 242 states and 334 transitions. [2022-11-25 22:41:20,974 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-25 22:41:20,975 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 8.5) internal successors, (34), 4 states have internal predecessors, (34), 2 states have call successors, (23), 2 states have call predecessors, (23), 2 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) Word has length 91 [2022-11-25 22:41:20,975 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 22:41:20,977 INFO L225 Difference]: With dead ends: 242 [2022-11-25 22:41:20,977 INFO L226 Difference]: Without dead ends: 140 [2022-11-25 22:41:20,978 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 185 GetRequests, 179 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=38, Unknown=0, NotChecked=0, Total=56 [2022-11-25 22:41:20,979 INFO L413 NwaCegarLoop]: 158 mSDtfsCounter, 4 mSDsluCounter, 157 mSDsCounter, 0 mSdLazyCounter, 47 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4 SdHoareTripleChecker+Valid, 315 SdHoareTripleChecker+Invalid, 49 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 47 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-11-25 22:41:20,980 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4 Valid, 315 Invalid, 49 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 47 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-11-25 22:41:20,981 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 140 states. [2022-11-25 22:41:20,994 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 140 to 138. [2022-11-25 22:41:20,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 138 states, 73 states have (on average 1.1917808219178083) internal successors, (87), 74 states have internal predecessors, (87), 50 states have call successors, (50), 14 states have call predecessors, (50), 14 states have return successors, (50), 49 states have call predecessors, (50), 49 states have call successors, (50) [2022-11-25 22:41:20,997 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 138 states and 187 transitions. [2022-11-25 22:41:20,997 INFO L78 Accepts]: Start accepts. Automaton has 138 states and 187 transitions. Word has length 91 [2022-11-25 22:41:20,998 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 22:41:20,998 INFO L495 AbstractCegarLoop]: Abstraction has 138 states and 187 transitions. [2022-11-25 22:41:20,998 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 8.5) internal successors, (34), 4 states have internal predecessors, (34), 2 states have call successors, (23), 2 states have call predecessors, (23), 2 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2022-11-25 22:41:20,998 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 187 transitions. [2022-11-25 22:41:21,000 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-11-25 22:41:21,000 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 22:41:21,000 INFO L195 NwaCegarLoop]: trace histogram [9, 5, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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] [2022-11-25 22:41:21,014 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8e65c45-80ee-4658-86f7-1993b4886972/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2022-11-25 22:41:21,215 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8e65c45-80ee-4658-86f7-1993b4886972/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable1 [2022-11-25 22:41:21,215 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-25 22:41:21,215 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 22:41:21,215 INFO L85 PathProgramCache]: Analyzing trace with hash 1255022688, now seen corresponding path program 1 times [2022-11-25 22:41:21,216 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-25 22:41:21,216 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1250363917] [2022-11-25 22:41:21,216 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 22:41:21,216 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 22:41:22,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 22:41:23,506 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 95 trivial. 0 not checked. [2022-11-25 22:41:23,509 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-25 22:41:23,510 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1250363917] [2022-11-25 22:41:23,510 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1250363917] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-25 22:41:23,510 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [743674880] [2022-11-25 22:41:23,510 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 22:41:23,511 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-25 22:41:23,511 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8e65c45-80ee-4658-86f7-1993b4886972/bin/utaipan-ByfvJB40ur/z3 [2022-11-25 22:41:23,512 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8e65c45-80ee-4658-86f7-1993b4886972/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-25 22:41:23,534 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8e65c45-80ee-4658-86f7-1993b4886972/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-11-25 22:41:24,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 22:41:24,403 INFO L263 TraceCheckSpWp]: Trace formula consists of 2970 conjuncts, 42 conjunts are in the unsatisfiable core [2022-11-25 22:41:24,409 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-25 22:41:24,637 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 53 proven. 0 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2022-11-25 22:41:24,637 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-25 22:41:24,637 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [743674880] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 22:41:24,637 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-11-25 22:41:24,638 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [5] total 11 [2022-11-25 22:41:24,638 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1011203768] [2022-11-25 22:41:24,638 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 22:41:24,640 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2022-11-25 22:41:24,640 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-25 22:41:24,641 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-11-25 22:41:24,641 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=89, Unknown=0, NotChecked=0, Total=110 [2022-11-25 22:41:24,641 INFO L87 Difference]: Start difference. First operand 138 states and 187 transitions. Second operand has 8 states, 6 states have (on average 6.333333333333333) internal successors, (38), 7 states have internal predecessors, (38), 4 states have call successors, (23), 2 states have call predecessors, (23), 4 states have return successors, (21), 5 states have call predecessors, (21), 4 states have call successors, (21) [2022-11-25 22:41:26,079 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 22:41:26,079 INFO L93 Difference]: Finished difference Result 263 states and 359 transitions. [2022-11-25 22:41:26,080 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-25 22:41:26,081 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 6 states have (on average 6.333333333333333) internal successors, (38), 7 states have internal predecessors, (38), 4 states have call successors, (23), 2 states have call predecessors, (23), 4 states have return successors, (21), 5 states have call predecessors, (21), 4 states have call successors, (21) Word has length 92 [2022-11-25 22:41:26,081 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 22:41:26,082 INFO L225 Difference]: With dead ends: 263 [2022-11-25 22:41:26,083 INFO L226 Difference]: Without dead ends: 138 [2022-11-25 22:41:26,084 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 96 GetRequests, 87 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=21, Invalid=89, Unknown=0, NotChecked=0, Total=110 [2022-11-25 22:41:26,084 INFO L413 NwaCegarLoop]: 155 mSDtfsCounter, 2 mSDsluCounter, 896 mSDsCounter, 0 mSdLazyCounter, 249 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3 SdHoareTripleChecker+Valid, 1051 SdHoareTripleChecker+Invalid, 250 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 249 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-11-25 22:41:26,085 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3 Valid, 1051 Invalid, 250 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 249 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-11-25 22:41:26,086 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 138 states. [2022-11-25 22:41:26,097 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 138 to 138. [2022-11-25 22:41:26,098 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 138 states, 73 states have (on average 1.178082191780822) internal successors, (86), 74 states have internal predecessors, (86), 50 states have call successors, (50), 14 states have call predecessors, (50), 14 states have return successors, (50), 49 states have call predecessors, (50), 49 states have call successors, (50) [2022-11-25 22:41:26,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 138 states and 186 transitions. [2022-11-25 22:41:26,100 INFO L78 Accepts]: Start accepts. Automaton has 138 states and 186 transitions. Word has length 92 [2022-11-25 22:41:26,100 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 22:41:26,101 INFO L495 AbstractCegarLoop]: Abstraction has 138 states and 186 transitions. [2022-11-25 22:41:26,101 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 6 states have (on average 6.333333333333333) internal successors, (38), 7 states have internal predecessors, (38), 4 states have call successors, (23), 2 states have call predecessors, (23), 4 states have return successors, (21), 5 states have call predecessors, (21), 4 states have call successors, (21) [2022-11-25 22:41:26,101 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 186 transitions. [2022-11-25 22:41:26,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-11-25 22:41:26,103 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 22:41:26,103 INFO L195 NwaCegarLoop]: trace histogram [10, 5, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 22:41:26,123 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8e65c45-80ee-4658-86f7-1993b4886972/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2022-11-25 22:41:26,316 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8e65c45-80ee-4658-86f7-1993b4886972/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-25 22:41:26,316 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-25 22:41:26,316 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 22:41:26,316 INFO L85 PathProgramCache]: Analyzing trace with hash 918673128, now seen corresponding path program 1 times [2022-11-25 22:41:26,317 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-25 22:41:26,317 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [778729062] [2022-11-25 22:41:26,317 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 22:41:26,317 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 22:41:27,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 22:41:28,333 INFO L134 CoverageAnalysis]: Checked inductivity of 114 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 113 trivial. 0 not checked. [2022-11-25 22:41:28,333 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-25 22:41:28,334 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [778729062] [2022-11-25 22:41:28,335 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [778729062] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-25 22:41:28,335 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [896083594] [2022-11-25 22:41:28,335 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 22:41:28,335 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-25 22:41:28,335 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8e65c45-80ee-4658-86f7-1993b4886972/bin/utaipan-ByfvJB40ur/z3 [2022-11-25 22:41:28,337 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8e65c45-80ee-4658-86f7-1993b4886972/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-25 22:41:28,358 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8e65c45-80ee-4658-86f7-1993b4886972/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2022-11-25 22:41:29,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 22:41:29,183 INFO L263 TraceCheckSpWp]: Trace formula consists of 3003 conjuncts, 86 conjunts are in the unsatisfiable core [2022-11-25 22:41:29,196 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-25 22:41:29,507 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 [2022-11-25 22:41:29,515 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 [2022-11-25 22:41:29,522 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 6 treesize of output 5 [2022-11-25 22:41:30,954 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-25 22:41:30,958 INFO L321 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2022-11-25 22:41:30,958 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 17 treesize of output 7 [2022-11-25 22:41:30,967 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-25 22:41:30,970 INFO L321 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2022-11-25 22:41:30,970 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 17 treesize of output 7 [2022-11-25 22:41:31,387 INFO L134 CoverageAnalysis]: Checked inductivity of 114 backedges. 55 proven. 0 refuted. 0 times theorem prover too weak. 59 trivial. 0 not checked. [2022-11-25 22:41:31,387 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-25 22:41:31,388 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [896083594] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-25 22:41:31,388 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-11-25 22:41:31,388 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [5] total 22 [2022-11-25 22:41:31,388 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1505459991] [2022-11-25 22:41:31,388 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-25 22:41:31,389 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 19 states [2022-11-25 22:41:31,389 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-25 22:41:31,390 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2022-11-25 22:41:31,390 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=404, Unknown=0, NotChecked=0, Total=462 [2022-11-25 22:41:31,390 INFO L87 Difference]: Start difference. First operand 138 states and 186 transitions. Second operand has 19 states, 10 states have (on average 4.2) internal successors, (42), 13 states have internal predecessors, (42), 7 states have call successors, (25), 4 states have call predecessors, (25), 7 states have return successors, (23), 7 states have call predecessors, (23), 7 states have call successors, (23) [2022-11-25 22:41:37,178 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 22:41:37,179 INFO L93 Difference]: Finished difference Result 268 states and 357 transitions. [2022-11-25 22:41:37,179 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2022-11-25 22:41:37,180 INFO L78 Accepts]: Start accepts. Automaton has has 19 states, 10 states have (on average 4.2) internal successors, (42), 13 states have internal predecessors, (42), 7 states have call successors, (25), 4 states have call predecessors, (25), 7 states have return successors, (23), 7 states have call predecessors, (23), 7 states have call successors, (23) Word has length 100 [2022-11-25 22:41:37,180 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 22:41:37,182 INFO L225 Difference]: With dead ends: 268 [2022-11-25 22:41:37,182 INFO L226 Difference]: Without dead ends: 148 [2022-11-25 22:41:37,183 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 121 GetRequests, 85 SyntacticMatches, 0 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 273 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=193, Invalid=1213, Unknown=0, NotChecked=0, Total=1406 [2022-11-25 22:41:37,184 INFO L413 NwaCegarLoop]: 133 mSDtfsCounter, 70 mSDsluCounter, 1637 mSDsCounter, 0 mSdLazyCounter, 980 mSolverCounterSat, 58 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 90 SdHoareTripleChecker+Valid, 1770 SdHoareTripleChecker+Invalid, 1038 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 58 IncrementalHoareTripleChecker+Valid, 980 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.9s IncrementalHoareTripleChecker+Time [2022-11-25 22:41:37,185 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [90 Valid, 1770 Invalid, 1038 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [58 Valid, 980 Invalid, 0 Unknown, 0 Unchecked, 4.9s Time] [2022-11-25 22:41:37,186 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 148 states. [2022-11-25 22:41:37,207 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 148 to 144. [2022-11-25 22:41:37,208 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 144 states, 76 states have (on average 1.1578947368421053) internal successors, (88), 77 states have internal predecessors, (88), 50 states have call successors, (50), 17 states have call predecessors, (50), 17 states have return successors, (50), 49 states have call predecessors, (50), 49 states have call successors, (50) [2022-11-25 22:41:37,210 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 144 states and 188 transitions. [2022-11-25 22:41:37,210 INFO L78 Accepts]: Start accepts. Automaton has 144 states and 188 transitions. Word has length 100 [2022-11-25 22:41:37,211 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 22:41:37,211 INFO L495 AbstractCegarLoop]: Abstraction has 144 states and 188 transitions. [2022-11-25 22:41:37,211 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 19 states, 10 states have (on average 4.2) internal successors, (42), 13 states have internal predecessors, (42), 7 states have call successors, (25), 4 states have call predecessors, (25), 7 states have return successors, (23), 7 states have call predecessors, (23), 7 states have call successors, (23) [2022-11-25 22:41:37,211 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 188 transitions. [2022-11-25 22:41:37,213 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2022-11-25 22:41:37,213 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 22:41:37,213 INFO L195 NwaCegarLoop]: trace histogram [11, 5, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 22:41:37,238 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8e65c45-80ee-4658-86f7-1993b4886972/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2022-11-25 22:41:37,428 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8e65c45-80ee-4658-86f7-1993b4886972/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-25 22:41:37,428 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-25 22:41:37,429 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 22:41:37,429 INFO L85 PathProgramCache]: Analyzing trace with hash 1311550336, now seen corresponding path program 1 times [2022-11-25 22:41:37,429 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-25 22:41:37,429 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2084670203] [2022-11-25 22:41:37,430 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 22:41:37,430 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 22:41:38,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 22:41:39,648 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 137 trivial. 0 not checked. [2022-11-25 22:41:39,649 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-25 22:41:39,649 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2084670203] [2022-11-25 22:41:39,649 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2084670203] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-25 22:41:39,650 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1392600348] [2022-11-25 22:41:39,650 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 22:41:39,650 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-25 22:41:39,650 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8e65c45-80ee-4658-86f7-1993b4886972/bin/utaipan-ByfvJB40ur/z3 [2022-11-25 22:41:39,651 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8e65c45-80ee-4658-86f7-1993b4886972/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-25 22:41:39,670 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8e65c45-80ee-4658-86f7-1993b4886972/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2022-11-25 22:41:40,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 22:41:40,507 INFO L263 TraceCheckSpWp]: Trace formula consists of 3038 conjuncts, 72 conjunts are in the unsatisfiable core [2022-11-25 22:41:40,515 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-25 22:41:40,826 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 13 treesize of output 9 [2022-11-25 22:41:41,735 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 16 treesize of output 8 [2022-11-25 22:41:41,740 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 17 treesize of output 9 [2022-11-25 22:41:41,785 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 91 proven. 2 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2022-11-25 22:41:41,786 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-25 22:41:42,387 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 10 treesize of output 6 [2022-11-25 22:41:42,460 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 32 treesize of output 26 [2022-11-25 22:41:42,736 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 4 proven. 7 refuted. 0 times theorem prover too weak. 127 trivial. 0 not checked. [2022-11-25 22:41:42,737 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1392600348] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-25 22:41:42,737 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1447749952] [2022-11-25 22:41:42,760 INFO L159 IcfgInterpreter]: Started Sifa with 73 locations of interest [2022-11-25 22:41:42,760 INFO L166 IcfgInterpreter]: Building call graph [2022-11-25 22:41:42,764 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2022-11-25 22:41:42,770 INFO L176 IcfgInterpreter]: Starting interpretation [2022-11-25 22:41:42,771 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2022-11-25 22:41:48,366 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:41:48,407 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:41:48,767 INFO L217 Elim1Store]: Index analysis took 546 ms [2022-11-25 22:42:20,986 WARN L233 SmtUtils]: Spent 32.13s on a formula simplification. DAG size of input: 2150 DAG size of output: 1173 (called from [L 318] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.arrays.Elim1Store.elim1) [2022-11-25 22:42:20,990 INFO L321 Elim1Store]: treesize reduction 3510, result has 33.3 percent of original size [2022-11-25 22:42:20,995 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 199 select indices, 199 select index equivalence classes, 19506 disjoint index pairs (out of 19701 index pairs), introduced 199 new quantified variables, introduced 390 case distinctions, treesize of input 1002 treesize of output 2373 [2022-11-25 22:42:25,350 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:42:25,357 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:42:25,437 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 197 select indices, 197 select index equivalence classes, 19504 disjoint index pairs (out of 19306 index pairs), introduced 197 new quantified variables, introduced 0 case distinctions, treesize of input 992 treesize of output 1582 [2022-11-25 22:42:42,949 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 9 [2022-11-25 22:42:42,955 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-25 22:42:51,043 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:42:51,051 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:42:51,115 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 198 select indices, 198 select index equivalence classes, 19504 disjoint index pairs (out of 19503 index pairs), introduced 198 new quantified variables, introduced 0 case distinctions, treesize of input 991 treesize of output 595 [2022-11-25 22:42:52,286 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:42:52,294 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:42:52,362 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 199 select indices, 199 select index equivalence classes, 19701 disjoint index pairs (out of 19701 index pairs), introduced 199 new quantified variables, introduced 0 case distinctions, treesize of input 996 treesize of output 598 [2022-11-25 22:43:14,821 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:43:14,840 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:43:14,906 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 199 select indices, 199 select index equivalence classes, 19701 disjoint index pairs (out of 19701 index pairs), introduced 199 new quantified variables, introduced 0 case distinctions, treesize of input 996 treesize of output 598 [2022-11-25 22:43:16,777 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:43:16,785 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:43:16,838 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 198 select indices, 198 select index equivalence classes, 19504 disjoint index pairs (out of 19503 index pairs), introduced 198 new quantified variables, introduced 0 case distinctions, treesize of input 991 treesize of output 595 [2022-11-25 22:44:02,017 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 5 [2022-11-25 22:44:03,422 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2022-11-25 22:44:15,581 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2022-11-25 22:44:16,173 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 5 [2022-11-25 22:44:28,743 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:28,744 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:28,779 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:28,809 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:28,850 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:28,901 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-25 22:44:28,903 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:28,955 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:28,992 INFO L217 Elim1Store]: Index analysis took 251 ms [2022-11-25 22:44:28,996 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:29,007 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-25 22:44:29,098 INFO L321 Elim1Store]: treesize reduction 27, result has 25.0 percent of original size [2022-11-25 22:44:29,104 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 194 select indices, 194 select index equivalence classes, 17051 disjoint index pairs (out of 18721 index pairs), introduced 194 new quantified variables, introduced 6 case distinctions, treesize of input 1758 treesize of output 2327 [2022-11-25 22:44:30,586 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 19 treesize of output 1 [2022-11-25 22:44:31,582 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:31,585 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:31,598 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:31,612 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:31,614 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:31,632 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:31,664 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-25 22:44:31,667 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:31,696 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:31,723 INFO L217 Elim1Store]: Index analysis took 143 ms [2022-11-25 22:44:31,767 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 194 select indices, 194 select index equivalence classes, 17053 disjoint index pairs (out of 18721 index pairs), introduced 194 new quantified variables, introduced 0 case distinctions, treesize of input 1758 treesize of output 2327 [2022-11-25 22:44:34,949 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:34,951 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:34,953 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:34,954 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:34,957 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:34,958 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:34,959 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:34,961 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:34,962 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:34,964 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:34,968 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:34,971 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:34,975 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:34,978 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:34,981 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:34,985 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:34,988 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:34,992 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:34,994 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:34,996 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:34,997 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:34,998 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:35,000 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:35,004 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:35,007 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:35,011 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:35,014 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:35,018 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:35,021 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:35,024 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:35,028 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:35,031 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:35,035 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:35,038 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:35,041 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:35,045 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:35,048 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:35,050 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:35,053 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:35,057 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:35,060 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:35,063 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:35,065 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:35,068 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:35,071 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:35,074 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:35,077 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:35,080 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:35,083 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:35,089 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:35,093 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:35,096 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:35,100 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:35,103 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:35,106 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:35,109 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:35,112 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:35,115 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:35,118 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:35,121 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:35,125 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:35,128 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:35,131 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:35,135 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:35,138 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:35,141 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:35,144 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:35,147 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:35,150 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:35,153 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:35,156 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:35,159 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:35,162 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:35,165 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:35,166 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:35,168 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:35,169 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:35,171 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:35,174 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:35,177 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:35,180 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:35,183 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:35,185 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:35,188 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:35,189 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:35,192 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:35,195 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:35,199 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:35,202 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:35,205 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:35,207 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:35,210 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:35,213 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:35,216 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:35,219 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:35,221 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:35,224 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:35,227 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:35,230 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:35,232 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:35,235 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:35,239 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:35,242 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:35,244 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:35,247 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:35,249 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:35,250 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:35,253 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:35,254 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:35,256 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:35,259 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:35,261 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:35,264 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:35,267 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:35,269 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:35,271 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:35,272 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:35,273 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:35,274 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:35,275 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:35,276 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:35,277 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:35,279 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:35,280 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:35,281 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:35,282 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:35,283 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:35,284 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:35,286 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:35,287 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:35,288 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:35,289 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:35,290 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:35,291 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:35,292 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:35,294 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:35,295 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:35,296 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:35,297 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:35,298 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:35,299 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:35,300 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:35,301 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:35,302 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:35,304 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:35,305 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:35,306 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:35,307 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:35,308 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:35,309 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:35,311 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:35,312 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:35,313 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:35,314 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:35,315 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:35,316 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:35,318 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:35,319 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:35,320 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:35,321 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:35,322 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:35,323 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:35,324 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:35,325 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:35,326 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:35,327 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:35,328 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:35,329 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:35,331 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:35,332 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:35,333 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:35,334 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:35,335 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:35,337 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:35,338 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:35,339 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:35,340 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:35,342 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:35,343 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:35,344 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:35,345 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:35,346 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:35,348 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:35,349 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:35,350 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:35,351 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:35,352 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:35,353 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:35,355 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:35,356 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:35,357 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:35,358 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:35,359 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:35,360 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:35,361 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:35,362 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:35,363 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:35,365 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:35,366 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:35,367 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:35,368 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:35,369 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:35,370 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:35,371 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:35,373 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:35,374 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:35,375 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:35,376 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:35,377 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:35,378 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:35,379 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:35,381 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:35,382 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:35,384 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:35,385 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:35,386 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:35,387 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:35,388 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:35,389 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:35,391 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:35,392 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:35,393 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:35,394 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:35,395 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:35,396 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:35,397 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:35,398 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:35,400 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:35,401 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:35,403 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:35,405 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:35,406 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:35,408 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:35,409 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:35,410 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:35,412 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:35,413 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:35,414 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:35,415 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:35,416 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:35,418 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:35,419 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:35,420 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:35,421 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:35,422 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:35,423 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:35,425 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:35,426 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:35,427 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:35,428 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:35,429 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:35,430 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:35,431 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:35,432 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:35,434 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:35,435 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:35,436 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:35,437 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:35,438 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:35,439 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:35,440 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:35,441 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:35,443 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:35,444 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:35,445 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:35,446 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:35,447 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:35,448 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:35,449 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:35,451 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:35,452 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:35,453 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:35,454 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:35,455 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:35,456 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:35,458 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:35,459 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:35,460 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:35,461 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:35,462 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:35,465 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:35,479 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:35,480 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:35,485 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:35,488 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:35,492 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:35,497 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:35,509 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:35,514 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:35,523 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:35,529 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:35,532 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:35,537 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:35,541 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:35,550 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:35,552 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:35,555 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:35,557 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:35,558 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:35,559 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:35,560 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:35,561 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:35,563 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:35,564 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:35,565 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:35,566 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:35,567 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:35,569 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:35,571 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:35,573 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:35,575 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:35,576 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:35,578 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:35,579 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:35,581 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:35,582 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:44:35,608 INFO L217 Elim1Store]: Index analysis took 660 ms [2022-11-25 22:44:35,694 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 310 select indices, 310 select index equivalence classes, 33695 disjoint index pairs (out of 47895 index pairs), introduced 310 new quantified variables, introduced 0 case distinctions, treesize of input 2824 treesize of output 3731 [2022-11-25 22:45:04,006 INFO L321 Elim1Store]: treesize reduction 11, result has 45.0 percent of original size [2022-11-25 22:45:04,007 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 1 case distinctions, treesize of input 9 treesize of output 15 [2022-11-25 22:45:04,062 INFO L321 Elim1Store]: treesize reduction 23, result has 17.9 percent of original size [2022-11-25 22:45:04,063 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 24 treesize of output 21 [2022-11-25 22:45:04,204 INFO L321 Elim1Store]: treesize reduction 20, result has 48.7 percent of original size [2022-11-25 22:45:04,205 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 2 case distinctions, treesize of input 17 treesize of output 30 [2022-11-25 22:45:04,312 INFO L321 Elim1Store]: treesize reduction 36, result has 34.5 percent of original size [2022-11-25 22:45:04,312 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 22 treesize of output 33 [2022-11-25 22:45:04,539 INFO L321 Elim1Store]: treesize reduction 27, result has 40.0 percent of original size [2022-11-25 22:45:04,540 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 84 treesize of output 67 [2022-11-25 22:45:04,570 INFO L321 Elim1Store]: treesize reduction 27, result has 40.0 percent of original size [2022-11-25 22:45:04,571 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 40 treesize of output 30 [2022-11-25 22:45:04,634 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 21 treesize of output 1 [2022-11-25 22:45:04,682 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 21 treesize of output 1 [2022-11-25 22:45:04,732 INFO L321 Elim1Store]: treesize reduction 20, result has 47.4 percent of original size [2022-11-25 22:45:04,733 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 180 treesize of output 152 [2022-11-25 22:45:04,754 WARN L137 XnfTransformerHelper]: expecting exponential blowup for input size 7 [2022-11-25 22:45:04,761 WARN L137 XnfTransformerHelper]: expecting exponential blowup for input size 7 [2022-11-25 22:45:04,825 INFO L321 Elim1Store]: treesize reduction 20, result has 47.4 percent of original size [2022-11-25 22:45:04,825 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 180 treesize of output 152 [2022-11-25 22:45:04,904 INFO L321 Elim1Store]: treesize reduction 27, result has 40.0 percent of original size [2022-11-25 22:45:04,905 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 84 treesize of output 67 [2022-11-25 22:45:04,939 INFO L321 Elim1Store]: treesize reduction 27, result has 40.0 percent of original size [2022-11-25 22:45:04,940 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 40 treesize of output 30 [2022-11-25 22:45:04,975 INFO L321 Elim1Store]: treesize reduction 27, result has 40.0 percent of original size [2022-11-25 22:45:04,975 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 40 treesize of output 30 [2022-11-25 22:45:05,082 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 21 treesize of output 1 [2022-11-25 22:45:05,143 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 21 treesize of output 1 [2022-11-25 22:45:05,146 WARN L137 XnfTransformerHelper]: expecting exponential blowup for input size 8 [2022-11-25 22:45:05,160 WARN L137 XnfTransformerHelper]: expecting exponential blowup for input size 8 [2022-11-25 22:45:05,223 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 21 treesize of output 1 [2022-11-25 22:45:05,271 INFO L321 Elim1Store]: treesize reduction 27, result has 40.0 percent of original size [2022-11-25 22:45:05,272 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 84 treesize of output 67 [2022-11-25 22:45:05,308 INFO L321 Elim1Store]: treesize reduction 27, result has 40.0 percent of original size [2022-11-25 22:45:05,309 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 40 treesize of output 30 [2022-11-25 22:45:05,338 INFO L321 Elim1Store]: treesize reduction 27, result has 40.0 percent of original size [2022-11-25 22:45:05,338 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 40 treesize of output 30 [2022-11-25 22:45:05,403 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 21 treesize of output 1 [2022-11-25 22:45:05,447 INFO L321 Elim1Store]: treesize reduction 20, result has 47.4 percent of original size [2022-11-25 22:45:05,448 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 180 treesize of output 152 [2022-11-25 22:45:05,468 WARN L137 XnfTransformerHelper]: expecting exponential blowup for input size 7 [2022-11-25 22:45:05,473 WARN L137 XnfTransformerHelper]: expecting exponential blowup for input size 7 [2022-11-25 22:45:05,506 INFO L321 Elim1Store]: treesize reduction 28, result has 26.3 percent of original size [2022-11-25 22:45:05,507 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 25 treesize of output 24 [2022-11-25 22:45:05,526 INFO L321 Elim1Store]: treesize reduction 28, result has 26.3 percent of original size [2022-11-25 22:45:05,527 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 25 treesize of output 24 [2022-11-25 22:45:05,533 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 21 treesize of output 1 [2022-11-25 22:45:05,539 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 21 treesize of output 1 [2022-11-25 22:45:05,555 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 21 treesize of output 1 [2022-11-25 22:45:05,560 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 21 treesize of output 1 [2022-11-25 22:45:05,616 INFO L321 Elim1Store]: treesize reduction 74, result has 29.5 percent of original size [2022-11-25 22:45:05,617 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 97 treesize of output 112 [2022-11-25 22:45:05,668 INFO L321 Elim1Store]: treesize reduction 74, result has 29.5 percent of original size [2022-11-25 22:45:05,668 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 90 treesize of output 105 [2022-11-25 22:45:05,731 INFO L321 Elim1Store]: treesize reduction 28, result has 26.3 percent of original size [2022-11-25 22:45:05,731 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 25 treesize of output 24 [2022-11-25 22:45:05,750 INFO L321 Elim1Store]: treesize reduction 28, result has 26.3 percent of original size [2022-11-25 22:45:05,751 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 25 treesize of output 24 [2022-11-25 22:45:05,757 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 1 [2022-11-25 22:45:05,763 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 21 treesize of output 1 [2022-11-25 22:45:05,852 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-25 22:45:05,859 INFO L321 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2022-11-25 22:45:05,860 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 34 treesize of output 10 [2022-11-25 22:45:05,893 INFO L321 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2022-11-25 22:45:05,894 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 41 treesize of output 25 [2022-11-25 22:45:05,916 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-25 22:45:05,924 INFO L321 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2022-11-25 22:45:05,925 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 34 treesize of output 10 [2022-11-25 22:45:06,107 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-25 22:45:06,120 INFO L321 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2022-11-25 22:45:06,120 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 34 treesize of output 10 [2022-11-25 22:45:06,153 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-25 22:45:06,162 INFO L321 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2022-11-25 22:45:06,162 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 34 treesize of output 10 [2022-11-25 22:45:06,196 INFO L321 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2022-11-25 22:45:06,196 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 41 treesize of output 25 [2022-11-25 22:45:06,399 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 9 [2022-11-25 22:45:06,405 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2022-11-25 22:45:06,896 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 15 treesize of output 1 [2022-11-25 22:45:06,916 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 [2022-11-25 22:45:06,937 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 15 treesize of output 1 [2022-11-25 22:45:06,949 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 15 treesize of output 1 [2022-11-25 22:45:39,836 INFO L197 IcfgInterpreter]: Interpreting procedure #Ultimate.C_memcpy with input of size 149 for LOIs [2022-11-25 22:45:40,350 INFO L321 Elim1Store]: treesize reduction 27, result has 40.0 percent of original size [2022-11-25 22:45:40,351 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 84 treesize of output 67 [2022-11-25 22:45:40,407 INFO L321 Elim1Store]: treesize reduction 27, result has 40.0 percent of original size [2022-11-25 22:45:40,407 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 40 treesize of output 30 [2022-11-25 22:45:40,455 INFO L321 Elim1Store]: treesize reduction 27, result has 40.0 percent of original size [2022-11-25 22:45:40,455 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 40 treesize of output 30 [2022-11-25 22:45:40,590 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 21 treesize of output 1 [2022-11-25 22:45:40,660 INFO L321 Elim1Store]: treesize reduction 20, result has 47.4 percent of original size [2022-11-25 22:45:40,661 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 180 treesize of output 152 [2022-11-25 22:45:40,801 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 1 [2022-11-25 22:45:40,829 WARN L137 XnfTransformerHelper]: expecting exponential blowup for input size 8 [2022-11-25 22:45:40,857 WARN L137 XnfTransformerHelper]: expecting exponential blowup for input size 8 [2022-11-25 22:45:41,063 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 21 treesize of output 1 [2022-11-25 22:45:41,142 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 21 treesize of output 1 [2022-11-25 22:45:41,213 INFO L321 Elim1Store]: treesize reduction 27, result has 40.0 percent of original size [2022-11-25 22:45:41,213 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 84 treesize of output 67 [2022-11-25 22:45:41,254 INFO L321 Elim1Store]: treesize reduction 27, result has 40.0 percent of original size [2022-11-25 22:45:41,255 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 40 treesize of output 30 [2022-11-25 22:45:41,293 INFO L321 Elim1Store]: treesize reduction 27, result has 40.0 percent of original size [2022-11-25 22:45:41,293 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 40 treesize of output 30 [2022-11-25 22:45:41,393 INFO L321 Elim1Store]: treesize reduction 20, result has 47.4 percent of original size [2022-11-25 22:45:41,393 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 180 treesize of output 152 [2022-11-25 22:45:41,433 WARN L137 XnfTransformerHelper]: expecting exponential blowup for input size 7 [2022-11-25 22:45:41,439 WARN L137 XnfTransformerHelper]: expecting exponential blowup for input size 7 [2022-11-25 22:45:41,491 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 21 treesize of output 1 [2022-11-25 22:45:41,519 INFO L321 Elim1Store]: treesize reduction 28, result has 26.3 percent of original size [2022-11-25 22:45:41,520 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 25 treesize of output 24 [2022-11-25 22:45:41,553 INFO L321 Elim1Store]: treesize reduction 28, result has 26.3 percent of original size [2022-11-25 22:45:41,554 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 25 treesize of output 24 [2022-11-25 22:45:41,572 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 21 treesize of output 1 [2022-11-25 22:45:41,636 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 21 treesize of output 1 [2022-11-25 22:45:41,706 INFO L321 Elim1Store]: treesize reduction 74, result has 29.5 percent of original size [2022-11-25 22:45:41,706 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 97 treesize of output 112 [2022-11-25 22:45:41,771 INFO L321 Elim1Store]: treesize reduction 74, result has 29.5 percent of original size [2022-11-25 22:45:41,771 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 90 treesize of output 105 [2022-11-25 22:45:41,845 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 21 treesize of output 1 [2022-11-25 22:45:41,887 INFO L197 IcfgInterpreter]: Interpreting procedure aws_ntoh64 with input of size 65 for LOIs [2022-11-25 22:45:42,106 INFO L197 IcfgInterpreter]: Interpreting procedure aws_byte_cursor_read with input of size 93 for LOIs [2022-11-25 22:45:42,474 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2022-11-25 22:45:42,486 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 9 [2022-11-25 22:45:42,887 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 9 [2022-11-25 22:45:42,935 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:45:42,936 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-25 22:45:43,789 INFO L321 Elim1Store]: treesize reduction 15, result has 46.4 percent of original size [2022-11-25 22:45:43,790 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 908 treesize of output 887 [2022-11-25 22:45:43,831 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:45:43,832 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-25 22:45:44,348 INFO L321 Elim1Store]: treesize reduction 15, result has 46.4 percent of original size [2022-11-25 22:45:44,350 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 830 treesize of output 808 [2022-11-25 22:45:44,391 FATAL L? ?]: Ignoring exception! java.lang.UnsupportedOperationException: not yet implemented, we need term in nnf at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.PrenexNormalForm.convertApplicationTerm(PrenexNormalForm.java:89) at de.uni_freiburg.informatik.ultimate.logic.TermTransformer$BuildApplicationTerm.walk(TermTransformer.java:389) at de.uni_freiburg.informatik.ultimate.logic.NonRecursive.run(NonRecursive.java:115) at de.uni_freiburg.informatik.ultimate.logic.NonRecursive.run(NonRecursive.java:106) at de.uni_freiburg.informatik.ultimate.logic.TermTransformer.transform(TermTransformer.java:319) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.DualJunctionSaa.tryToEliminateOne2(DualJunctionSaa.java:148) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.DualJunctionSaa.tryToEliminateOne1(DualJunctionSaa.java:140) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.DualJunctionSaa.tryToEliminateOne0(DualJunctionSaa.java:124) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.DualJunctionSaa.tryToEliminateOne(DualJunctionSaa.java:108) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.DualJunctionSaa.tryExhaustivelyToEliminate(DualJunctionSaa.java:93) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.DualJunctionSaa.tryToEliminate(DualJunctionSaa.java:88) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.tryToEliminateOne(QuantifierPusher.java:627) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.applyNewEliminationTechniquesExhaustively(QuantifierPusher.java:606) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.applyDualJunctionEliminationTechniques(QuantifierPusher.java:528) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.tryToPushOverDualFiniteConnective(QuantifierPusher.java:332) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPushTermWalker.convert(QuantifierPushTermWalker.java:188) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPushTermWalker.convert(QuantifierPushTermWalker.java:1) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.TermContextTransformationEngine$ApplicationTermTask.doStep(TermContextTransformationEngine.java:169) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.TermContextTransformationEngine.transform(TermContextTransformationEngine.java:77) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.TermContextTransformationEngine.transform(TermContextTransformationEngine.java:61) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPushTermWalker.eliminate(QuantifierPushTermWalker.java:295) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPushTermWalker.eliminate(QuantifierPushTermWalker.java:281) at de.uni_freiburg.informatik.ultimate.lib.sifa.SymbolicTools$EliminatingTermDomainOperationProvider.newQuantifier(SymbolicTools.java:285) at de.uni_freiburg.informatik.ultimate.lib.sifa.SymbolicTools$EliminatingTermDomainOperationProvider.projectExistentially(SymbolicTools.java:267) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.TermDomainOperationProvider.projectExistentially(TermDomainOperationProvider.java:1) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateTransformer.strongestPostcondition(PredicateTransformer.java:131) at de.uni_freiburg.informatik.ultimate.lib.sifa.SymbolicTools.post(SymbolicTools.java:119) at de.uni_freiburg.informatik.ultimate.lib.sifa.DagInterpreter.ipretInternal(DagInterpreter.java:227) at de.uni_freiburg.informatik.ultimate.lib.sifa.DagInterpreter.ipretTransAndStoreLoiPred(DagInterpreter.java:209) at de.uni_freiburg.informatik.ultimate.lib.sifa.DagInterpreter.ipretTrans(DagInterpreter.java:187) at de.uni_freiburg.informatik.ultimate.lib.sifa.DagInterpreter.ipretNode(DagInterpreter.java:165) at de.uni_freiburg.informatik.ultimate.lib.sifa.DagInterpreter.interpret(DagInterpreter.java:123) at de.uni_freiburg.informatik.ultimate.lib.sifa.IcfgInterpreter.interpretLoisInProcedure(IcfgInterpreter.java:136) at de.uni_freiburg.informatik.ultimate.lib.sifa.IcfgInterpreter.interpret(IcfgInterpreter.java:127) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.SifaRunner.(SifaRunner.java:102) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleSifa.construct(IpTcStrategyModuleSifa.java:68) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleBase.getOrConstruct(IpTcStrategyModuleBase.java:101) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleBase.getInterpolantComputationStatus(IpTcStrategyModuleBase.java:77) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.tracehandling.AutomatonFreeRefinementEngine.tryExecuteInterpolantGenerator(AutomatonFreeRefinementEngine.java:266) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.tracehandling.AutomatonFreeRefinementEngine.generateProof(AutomatonFreeRefinementEngine.java:147) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.tracehandling.AutomatonFreeRefinementEngine.executeStrategy(AutomatonFreeRefinementEngine.java:137) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.tracehandling.AutomatonFreeRefinementEngine.(AutomatonFreeRefinementEngine.java:85) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TraceAbstractionRefinementEngine.(TraceAbstractionRefinementEngine.java:82) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.isCounterexampleFeasible(BasicCegarLoop.java:337) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterate(AbstractCegarLoop.java:431) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.startCegar(AbstractCegarLoop.java:366) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.runCegar(AbstractCegarLoop.java:348) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.executeCegarLoop(TraceAbstractionStarter.java:415) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseProgram(TraceAbstractionStarter.java:302) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseSequentialProgram(TraceAbstractionStarter.java:262) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:175) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:154) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:124) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2022-11-25 22:45:44,400 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-25 22:45:44,400 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 18, 15] total 35 [2022-11-25 22:45:44,400 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [516042621] [2022-11-25 22:45:44,401 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-25 22:45:44,402 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 35 states [2022-11-25 22:45:44,402 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-25 22:45:44,403 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 35 interpolants. [2022-11-25 22:45:44,403 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=140, Invalid=1050, Unknown=0, NotChecked=0, Total=1190 [2022-11-25 22:45:44,404 INFO L87 Difference]: Start difference. First operand 144 states and 188 transitions. Second operand has 35 states, 26 states have (on average 3.5) internal successors, (91), 29 states have internal predecessors, (91), 14 states have call successors, (60), 6 states have call predecessors, (60), 11 states have return successors, (58), 15 states have call predecessors, (58), 13 states have call successors, (58) [2022-11-25 22:45:47,942 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2022-11-25 22:45:50,843 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2022-11-25 22:45:53,521 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Real, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2022-11-25 22:45:56,185 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Real, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2022-11-25 22:45:58,461 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Real, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2022-11-25 22:46:00,481 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2022-11-25 22:46:02,764 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Real, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2022-11-25 22:46:05,182 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Real, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2022-11-25 22:46:07,706 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Real, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2022-11-25 22:46:09,847 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Real, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2022-11-25 22:46:11,852 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Real, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2022-11-25 22:46:13,867 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Real, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2022-11-25 22:46:15,878 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Real, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2022-11-25 22:46:17,891 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Real, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2022-11-25 22:46:20,026 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2022-11-25 22:46:22,034 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2022-11-25 22:46:24,142 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Real, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2022-11-25 22:46:26,476 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2022-11-25 22:46:31,216 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Real, Int], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2022-11-25 22:46:31,786 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 22:46:31,786 INFO L93 Difference]: Finished difference Result 274 states and 356 transitions. [2022-11-25 22:46:31,786 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2022-11-25 22:46:31,787 INFO L78 Accepts]: Start accepts. Automaton has has 35 states, 26 states have (on average 3.5) internal successors, (91), 29 states have internal predecessors, (91), 14 states have call successors, (60), 6 states have call predecessors, (60), 11 states have return successors, (58), 15 states have call predecessors, (58), 13 states have call successors, (58) Word has length 108 [2022-11-25 22:46:31,787 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 22:46:31,789 INFO L225 Difference]: With dead ends: 274 [2022-11-25 22:46:31,789 INFO L226 Difference]: Without dead ends: 165 [2022-11-25 22:46:31,791 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 248 GetRequests, 181 SyntacticMatches, 7 SemanticMatches, 60 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 988 ImplicationChecksByTransitivity, 2.5s TimeCoverageRelationStatistics Valid=395, Invalid=3387, Unknown=0, NotChecked=0, Total=3782 [2022-11-25 22:46:31,791 INFO L413 NwaCegarLoop]: 112 mSDtfsCounter, 327 mSDsluCounter, 1243 mSDsCounter, 0 mSdLazyCounter, 2307 mSolverCounterSat, 225 mSolverCounterUnsat, 19 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 45.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 340 SdHoareTripleChecker+Valid, 1355 SdHoareTripleChecker+Invalid, 2551 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 225 IncrementalHoareTripleChecker+Valid, 2307 IncrementalHoareTripleChecker+Invalid, 19 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 46.0s IncrementalHoareTripleChecker+Time [2022-11-25 22:46:31,792 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [340 Valid, 1355 Invalid, 2551 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [225 Valid, 2307 Invalid, 19 Unknown, 0 Unchecked, 46.0s Time] [2022-11-25 22:46:31,792 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 165 states. [2022-11-25 22:46:31,812 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 165 to 157. [2022-11-25 22:46:31,812 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 157 states, 85 states have (on average 1.1529411764705881) internal successors, (98), 86 states have internal predecessors, (98), 50 states have call successors, (50), 21 states have call predecessors, (50), 21 states have return successors, (49), 49 states have call predecessors, (49), 49 states have call successors, (49) [2022-11-25 22:46:31,814 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 157 states and 197 transitions. [2022-11-25 22:46:31,814 INFO L78 Accepts]: Start accepts. Automaton has 157 states and 197 transitions. Word has length 108 [2022-11-25 22:46:31,814 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 22:46:31,814 INFO L495 AbstractCegarLoop]: Abstraction has 157 states and 197 transitions. [2022-11-25 22:46:31,815 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 35 states, 26 states have (on average 3.5) internal successors, (91), 29 states have internal predecessors, (91), 14 states have call successors, (60), 6 states have call predecessors, (60), 11 states have return successors, (58), 15 states have call predecessors, (58), 13 states have call successors, (58) [2022-11-25 22:46:31,815 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 197 transitions. [2022-11-25 22:46:31,817 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2022-11-25 22:46:31,817 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 22:46:31,817 INFO L195 NwaCegarLoop]: trace histogram [12, 5, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 22:46:31,829 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8e65c45-80ee-4658-86f7-1993b4886972/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2022-11-25 22:46:32,028 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8e65c45-80ee-4658-86f7-1993b4886972/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-25 22:46:32,029 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-25 22:46:32,029 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 22:46:32,029 INFO L85 PathProgramCache]: Analyzing trace with hash -1014202040, now seen corresponding path program 1 times [2022-11-25 22:46:32,029 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-25 22:46:32,030 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1968461764] [2022-11-25 22:46:32,030 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 22:46:32,030 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 22:46:33,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 22:46:34,275 INFO L134 CoverageAnalysis]: Checked inductivity of 162 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 159 trivial. 0 not checked. [2022-11-25 22:46:34,275 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-25 22:46:34,276 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1968461764] [2022-11-25 22:46:34,276 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1968461764] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-25 22:46:34,276 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [118297414] [2022-11-25 22:46:34,276 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 22:46:34,277 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-25 22:46:34,277 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8e65c45-80ee-4658-86f7-1993b4886972/bin/utaipan-ByfvJB40ur/z3 [2022-11-25 22:46:34,278 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8e65c45-80ee-4658-86f7-1993b4886972/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-25 22:46:34,298 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8e65c45-80ee-4658-86f7-1993b4886972/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2022-11-25 22:46:35,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 22:46:35,975 INFO L263 TraceCheckSpWp]: Trace formula consists of 3210 conjuncts, 9 conjunts are in the unsatisfiable core [2022-11-25 22:46:35,981 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-25 22:46:36,023 INFO L134 CoverageAnalysis]: Checked inductivity of 162 backedges. 78 proven. 3 refuted. 0 times theorem prover too weak. 81 trivial. 0 not checked. [2022-11-25 22:46:36,023 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-25 22:46:36,229 INFO L134 CoverageAnalysis]: Checked inductivity of 162 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 159 trivial. 0 not checked. [2022-11-25 22:46:36,230 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [118297414] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-25 22:46:36,230 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [309442226] [2022-11-25 22:46:36,234 INFO L159 IcfgInterpreter]: Started Sifa with 75 locations of interest [2022-11-25 22:46:36,235 INFO L166 IcfgInterpreter]: Building call graph [2022-11-25 22:46:36,235 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2022-11-25 22:46:36,236 INFO L176 IcfgInterpreter]: Starting interpretation [2022-11-25 22:46:36,236 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2022-11-25 22:46:41,385 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:46:41,418 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:46:41,823 INFO L217 Elim1Store]: Index analysis took 567 ms [2022-11-25 22:47:01,621 WARN L233 SmtUtils]: Spent 19.75s on a formula simplification. DAG size of input: 1758 DAG size of output: 1173 (called from [L 318] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.arrays.Elim1Store.elim1) [2022-11-25 22:47:01,624 INFO L321 Elim1Store]: treesize reduction 1950, result has 47.4 percent of original size [2022-11-25 22:47:01,627 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 197 select indices, 197 select index equivalence classes, 19309 disjoint index pairs (out of 19306 index pairs), introduced 197 new quantified variables, introduced 195 case distinctions, treesize of input 992 treesize of output 2362 [2022-11-25 22:47:06,962 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:47:07,021 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:47:07,722 INFO L217 Elim1Store]: Index analysis took 994 ms [2022-11-25 22:47:36,873 WARN L233 SmtUtils]: Spent 29.11s on a formula simplification. DAG size of input: 2150 DAG size of output: 1173 (called from [L 318] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.arrays.Elim1Store.elim1) [2022-11-25 22:47:36,877 INFO L321 Elim1Store]: treesize reduction 3510, result has 33.3 percent of original size [2022-11-25 22:47:36,884 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 199 select indices, 199 select index equivalence classes, 19506 disjoint index pairs (out of 19701 index pairs), introduced 199 new quantified variables, introduced 390 case distinctions, treesize of input 1002 treesize of output 2373 [2022-11-25 22:48:02,496 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-25 22:48:02,502 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 9 [2022-11-25 22:48:12,876 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:48:12,882 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:48:12,952 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 198 select indices, 198 select index equivalence classes, 19504 disjoint index pairs (out of 19503 index pairs), introduced 198 new quantified variables, introduced 0 case distinctions, treesize of input 991 treesize of output 595 [2022-11-25 22:48:14,137 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:48:14,145 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:48:14,191 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 199 select indices, 199 select index equivalence classes, 19701 disjoint index pairs (out of 19701 index pairs), introduced 199 new quantified variables, introduced 0 case distinctions, treesize of input 996 treesize of output 598 [2022-11-25 22:48:39,703 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:48:39,712 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:48:39,768 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 199 select indices, 199 select index equivalence classes, 19701 disjoint index pairs (out of 19701 index pairs), introduced 199 new quantified variables, introduced 0 case distinctions, treesize of input 996 treesize of output 598 [2022-11-25 22:48:41,624 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:48:41,633 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:48:41,687 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 198 select indices, 198 select index equivalence classes, 19504 disjoint index pairs (out of 19503 index pairs), introduced 198 new quantified variables, introduced 0 case distinctions, treesize of input 991 treesize of output 595 [2022-11-25 22:49:36,008 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 5 [2022-11-25 22:49:38,111 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2022-11-25 22:49:52,397 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 5 [2022-11-25 22:49:52,546 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2022-11-25 22:50:06,123 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 19 treesize of output 1 [2022-11-25 22:50:06,402 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:50:06,403 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:50:06,415 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:50:06,428 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:50:06,439 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:50:06,457 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-25 22:50:06,459 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:50:06,487 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:50:06,504 INFO L217 Elim1Store]: Index analysis took 103 ms [2022-11-25 22:50:06,507 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:50:06,511 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-25 22:50:06,582 INFO L321 Elim1Store]: treesize reduction 27, result has 25.0 percent of original size [2022-11-25 22:50:06,587 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 194 select indices, 194 select index equivalence classes, 17051 disjoint index pairs (out of 18721 index pairs), introduced 194 new quantified variables, introduced 6 case distinctions, treesize of input 1758 treesize of output 2327 [2022-11-25 22:50:08,744 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:50:08,746 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:50:08,763 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:50:08,775 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:50:08,777 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:50:08,789 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:50:08,803 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-25 22:50:08,805 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:50:08,819 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:50:08,867 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 194 select indices, 194 select index equivalence classes, 17053 disjoint index pairs (out of 18721 index pairs), introduced 194 new quantified variables, introduced 0 case distinctions, treesize of input 1758 treesize of output 2327 [2022-11-25 22:50:10,865 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:50:10,867 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:50:10,868 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:50:10,870 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:50:10,873 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:50:10,875 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:50:10,876 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:50:10,878 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:50:10,879 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:50:10,880 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:50:10,882 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:50:10,885 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:50:10,889 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:50:10,892 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:50:10,895 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:50:10,898 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:50:10,902 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:50:10,905 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:50:10,908 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:50:10,909 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:50:10,910 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:50:10,911 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:50:10,913 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:50:10,916 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:50:10,919 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:50:10,923 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:50:10,926 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:50:10,930 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:50:10,933 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:50:10,936 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:50:10,939 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:50:10,942 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:50:10,946 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:50:10,949 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:50:10,952 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:50:10,955 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:50:10,958 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:50:10,961 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:50:10,964 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:50:10,967 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:50:10,970 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:50:10,973 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:50:10,975 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:50:10,978 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:50:10,981 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:50:10,984 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:50:10,987 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:50:10,991 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:50:10,994 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:50:10,997 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:50:11,000 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:50:11,003 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:50:11,006 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:50:11,009 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:50:11,013 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:50:11,016 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:50:11,019 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:50:11,022 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:50:11,025 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:50:11,028 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:50:11,031 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:50:11,034 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:50:11,037 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:50:11,041 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:50:11,043 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:50:11,047 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:50:11,050 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:50:11,053 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:50:11,057 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:50:11,060 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:50:11,063 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:50:11,066 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:50:11,068 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:50:11,072 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:50:11,075 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:50:11,077 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:50:11,079 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:50:11,081 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:50:11,083 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:50:11,086 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:50:11,089 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:50:11,092 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:50:11,094 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:50:11,097 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:50:11,099 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:50:11,102 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:50:11,104 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:50:11,107 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:50:11,110 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:50:11,113 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:50:11,116 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:50:11,119 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:50:11,122 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:50:11,124 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:50:11,127 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:50:11,130 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:50:11,133 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:50:11,136 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:50:11,139 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:50:11,142 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:50:11,145 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:50:11,148 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:50:11,150 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:50:11,153 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:50:11,156 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:50:11,158 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:50:11,159 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:50:11,161 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:50:11,164 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:50:11,166 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:50:11,169 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:50:11,172 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:50:11,175 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:50:11,178 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:50:11,179 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:50:11,181 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:50:11,182 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:50:11,183 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:50:11,185 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:50:11,186 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:50:11,188 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:50:11,189 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:50:11,190 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:50:11,192 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:50:11,193 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:50:11,195 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:50:11,196 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:50:11,197 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:50:11,199 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:50:11,200 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:50:11,202 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:50:11,204 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:50:11,205 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:50:11,207 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:50:11,208 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:50:11,210 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:50:11,211 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:50:11,213 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:50:11,215 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:50:11,216 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:50:11,218 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:50:11,219 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:50:11,221 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:50:11,222 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:50:11,224 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:50:11,225 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:50:11,227 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:50:11,228 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:50:11,230 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:50:11,231 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:50:11,233 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:50:11,234 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:50:11,236 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:50:11,237 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:50:11,239 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:50:11,241 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:50:11,242 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:50:11,244 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:50:11,245 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:50:11,247 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:50:11,249 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:50:11,250 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:50:11,252 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:50:11,253 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:50:11,255 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:50:11,257 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:50:11,258 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:50:11,260 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:50:11,262 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:50:11,263 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:50:11,265 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:50:11,266 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:50:11,268 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:50:11,269 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:50:11,271 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:50:11,272 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:50:11,274 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:50:11,275 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:50:11,277 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:50:11,278 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:50:11,280 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:50:11,281 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:50:11,283 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:50:11,284 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:50:11,286 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:50:11,287 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:50:11,289 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:50:11,290 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:50:11,292 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:50:11,293 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:50:11,295 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:50:11,296 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:50:11,298 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:50:11,299 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:50:11,300 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:50:11,302 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:50:11,303 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:50:11,304 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:50:11,305 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:50:11,306 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:50:11,307 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:50:11,309 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:50:11,310 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:50:11,311 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:50:11,312 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:50:11,313 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:50:11,314 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:50:11,316 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:50:11,317 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:50:11,318 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:50:11,319 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:50:11,320 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:50:11,321 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:50:11,323 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:50:11,324 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:50:11,325 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:50:11,326 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:50:11,327 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:50:11,328 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:50:11,330 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:50:11,331 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:50:11,332 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:50:11,333 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:50:11,334 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:50:11,335 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:50:11,336 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:50:11,338 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:50:11,339 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:50:11,340 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:50:11,341 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:50:11,342 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:50:11,343 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:50:11,344 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:50:11,345 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:50:11,346 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:50:11,347 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:50:11,348 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:50:11,350 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:50:11,351 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:50:11,352 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:50:11,353 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:50:11,354 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:50:11,355 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:50:11,356 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:50:11,357 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:50:11,359 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:50:11,360 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:50:11,361 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:50:11,362 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:50:11,363 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:50:11,364 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:50:11,365 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:50:11,367 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:50:11,368 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:50:11,369 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:50:11,370 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:50:11,371 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:50:11,372 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:50:11,373 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:50:11,374 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:50:11,375 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:50:11,377 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:50:11,378 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:50:11,379 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:50:11,380 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:50:11,381 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:50:11,382 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:50:11,383 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:50:11,384 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:50:11,385 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:50:11,386 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:50:11,387 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:50:11,388 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:50:11,390 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:50:11,391 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:50:11,392 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:50:11,393 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:50:11,394 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:50:11,395 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:50:11,398 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:50:11,401 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:50:11,426 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:50:11,427 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:50:11,431 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:50:11,434 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:50:11,436 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:50:11,442 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:50:11,456 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:50:11,460 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:50:11,468 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:50:11,473 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:50:11,476 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:50:11,480 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:50:11,485 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:50:11,493 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:50:11,495 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:50:11,499 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:50:11,500 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:50:11,501 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:50:11,502 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:50:11,504 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:50:11,505 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:50:11,506 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:50:11,507 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:50:11,508 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:50:11,509 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:50:11,510 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:50:11,512 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:50:11,513 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:50:11,514 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:50:11,515 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:50:11,516 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:50:11,517 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:50:11,518 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:50:11,520 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:50:11,521 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:50:11,544 INFO L217 Elim1Store]: Index analysis took 680 ms [2022-11-25 22:50:11,589 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 310 select indices, 310 select index equivalence classes, 33695 disjoint index pairs (out of 47895 index pairs), introduced 310 new quantified variables, introduced 0 case distinctions, treesize of input 2824 treesize of output 3731 [2022-11-25 22:50:43,539 INFO L321 Elim1Store]: treesize reduction 11, result has 45.0 percent of original size [2022-11-25 22:50:43,539 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 1 case distinctions, treesize of input 9 treesize of output 15 [2022-11-25 22:50:43,582 INFO L321 Elim1Store]: treesize reduction 23, result has 17.9 percent of original size [2022-11-25 22:50:43,583 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 24 treesize of output 21 [2022-11-25 22:50:43,645 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:50:43,648 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:50:43,649 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-25 22:50:43,657 INFO L321 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2022-11-25 22:50:43,657 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 40 treesize of output 25 [2022-11-25 22:50:43,678 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 15 treesize of output 1 [2022-11-25 22:50:43,706 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:50:43,707 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-25 22:50:43,731 INFO L321 Elim1Store]: treesize reduction 21, result has 34.4 percent of original size [2022-11-25 22:50:43,731 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 52 treesize of output 50 [2022-11-25 22:50:43,760 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:50:43,763 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:50:43,764 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-25 22:50:43,773 INFO L321 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2022-11-25 22:50:43,773 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 40 treesize of output 25 [2022-11-25 22:50:44,215 INFO L321 Elim1Store]: treesize reduction 41, result has 14.6 percent of original size [2022-11-25 22:50:44,215 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 44 treesize of output 42 [2022-11-25 22:50:44,228 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 19 treesize of output 1 [2022-11-25 22:50:44,241 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 19 treesize of output 1 [2022-11-25 22:50:44,256 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 19 treesize of output 1 [2022-11-25 22:50:44,297 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 9 [2022-11-25 22:50:44,313 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2022-11-25 22:50:44,396 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 21 treesize of output 1 [2022-11-25 22:50:44,442 INFO L321 Elim1Store]: treesize reduction 27, result has 40.0 percent of original size [2022-11-25 22:50:44,442 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 84 treesize of output 67 [2022-11-25 22:50:44,473 INFO L321 Elim1Store]: treesize reduction 27, result has 40.0 percent of original size [2022-11-25 22:50:44,473 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 40 treesize of output 30 [2022-11-25 22:50:44,526 INFO L321 Elim1Store]: treesize reduction 20, result has 47.4 percent of original size [2022-11-25 22:50:44,527 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 180 treesize of output 152 [2022-11-25 22:50:44,593 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 21 treesize of output 1 [2022-11-25 22:50:44,595 WARN L137 XnfTransformerHelper]: expecting exponential blowup for input size 7 [2022-11-25 22:50:44,600 WARN L137 XnfTransformerHelper]: expecting exponential blowup for input size 7 [2022-11-25 22:50:44,653 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 21 treesize of output 1 [2022-11-25 22:50:44,688 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 21 treesize of output 1 [2022-11-25 22:50:44,735 INFO L321 Elim1Store]: treesize reduction 27, result has 40.0 percent of original size [2022-11-25 22:50:44,735 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 84 treesize of output 67 [2022-11-25 22:50:44,768 INFO L321 Elim1Store]: treesize reduction 27, result has 40.0 percent of original size [2022-11-25 22:50:44,768 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 40 treesize of output 30 [2022-11-25 22:50:44,796 INFO L321 Elim1Store]: treesize reduction 27, result has 40.0 percent of original size [2022-11-25 22:50:44,796 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 40 treesize of output 30 [2022-11-25 22:50:44,855 INFO L321 Elim1Store]: treesize reduction 20, result has 47.4 percent of original size [2022-11-25 22:50:44,856 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 180 treesize of output 152 [2022-11-25 22:50:44,872 WARN L137 XnfTransformerHelper]: expecting exponential blowup for input size 8 [2022-11-25 22:50:44,880 WARN L137 XnfTransformerHelper]: expecting exponential blowup for input size 8 [2022-11-25 22:50:44,964 INFO L321 Elim1Store]: treesize reduction 27, result has 40.0 percent of original size [2022-11-25 22:50:44,964 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 84 treesize of output 67 [2022-11-25 22:50:45,003 INFO L321 Elim1Store]: treesize reduction 27, result has 40.0 percent of original size [2022-11-25 22:50:45,003 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 40 treesize of output 30 [2022-11-25 22:50:45,034 INFO L321 Elim1Store]: treesize reduction 27, result has 40.0 percent of original size [2022-11-25 22:50:45,034 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 40 treesize of output 30 [2022-11-25 22:50:45,095 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 21 treesize of output 1 [2022-11-25 22:50:45,141 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 21 treesize of output 1 [2022-11-25 22:50:45,189 INFO L321 Elim1Store]: treesize reduction 20, result has 47.4 percent of original size [2022-11-25 22:50:45,190 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 180 treesize of output 152 [2022-11-25 22:50:45,208 WARN L137 XnfTransformerHelper]: expecting exponential blowup for input size 7 [2022-11-25 22:50:45,215 WARN L137 XnfTransformerHelper]: expecting exponential blowup for input size 7 [2022-11-25 22:50:45,238 INFO L321 Elim1Store]: treesize reduction 25, result has 21.9 percent of original size [2022-11-25 22:50:45,239 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 19 treesize of output 18 [2022-11-25 22:50:45,246 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 15 treesize of output 1 [2022-11-25 22:50:45,267 INFO L321 Elim1Store]: treesize reduction 25, result has 21.9 percent of original size [2022-11-25 22:50:45,267 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 19 treesize of output 18 [2022-11-25 22:50:45,275 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 15 treesize of output 1 [2022-11-25 22:50:45,292 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 21 treesize of output 1 [2022-11-25 22:50:45,296 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 21 treesize of output 1 [2022-11-25 22:50:45,407 INFO L321 Elim1Store]: treesize reduction 71, result has 47.8 percent of original size [2022-11-25 22:50:45,407 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 6 case distinctions, treesize of input 81 treesize of output 126 [2022-11-25 22:50:45,510 INFO L321 Elim1Store]: treesize reduction 67, result has 50.7 percent of original size [2022-11-25 22:50:45,510 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 6 case distinctions, treesize of input 73 treesize of output 122 [2022-11-25 22:50:45,823 INFO L321 Elim1Store]: treesize reduction 28, result has 26.3 percent of original size [2022-11-25 22:50:45,823 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 25 treesize of output 24 [2022-11-25 22:50:45,842 INFO L321 Elim1Store]: treesize reduction 28, result has 26.3 percent of original size [2022-11-25 22:50:45,843 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 25 treesize of output 24 [2022-11-25 22:50:45,850 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 21 treesize of output 1 [2022-11-25 22:50:45,856 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 21 treesize of output 1 [2022-11-25 22:50:45,900 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 9 treesize of output 3 [2022-11-25 22:50:45,917 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 9 treesize of output 3 [2022-11-25 22:50:45,952 INFO L321 Elim1Store]: treesize reduction 15, result has 44.4 percent of original size [2022-11-25 22:50:45,953 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 2 case distinctions, treesize of input 40 treesize of output 34 [2022-11-25 22:50:46,026 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 9 treesize of output 3 [2022-11-25 22:50:46,088 INFO L321 Elim1Store]: treesize reduction 15, result has 44.4 percent of original size [2022-11-25 22:50:46,088 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 2 case distinctions, treesize of input 40 treesize of output 34 [2022-11-25 22:50:46,103 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 9 treesize of output 3 [2022-11-25 22:50:46,196 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 9 [2022-11-25 22:50:46,201 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2022-11-25 22:50:46,319 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2022-11-25 22:50:46,338 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2022-11-25 22:50:46,437 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2022-11-25 22:50:46,463 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2022-11-25 22:50:46,595 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 15 treesize of output 1 [2022-11-25 22:50:46,613 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 15 treesize of output 1 [2022-11-25 22:50:46,637 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-25 22:50:46,721 INFO L321 Elim1Store]: treesize reduction 32, result has 54.9 percent of original size [2022-11-25 22:50:46,722 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 5 case distinctions, treesize of input 262 treesize of output 272 [2022-11-25 22:50:46,855 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 [2022-11-25 22:51:21,400 INFO L197 IcfgInterpreter]: Interpreting procedure #Ultimate.C_memcpy with input of size 114 for LOIs [2022-11-25 22:51:26,502 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 21 treesize of output 1 [2022-11-25 22:51:26,550 INFO L321 Elim1Store]: treesize reduction 20, result has 47.4 percent of original size [2022-11-25 22:51:26,550 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 180 treesize of output 152 [2022-11-25 22:51:26,649 INFO L321 Elim1Store]: treesize reduction 27, result has 40.0 percent of original size [2022-11-25 22:51:26,649 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 84 treesize of output 67 [2022-11-25 22:51:26,697 INFO L321 Elim1Store]: treesize reduction 27, result has 40.0 percent of original size [2022-11-25 22:51:26,697 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 40 treesize of output 30 [2022-11-25 22:51:26,802 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 21 treesize of output 1 [2022-11-25 22:51:26,807 WARN L137 XnfTransformerHelper]: expecting exponential blowup for input size 7 [2022-11-25 22:51:26,813 WARN L137 XnfTransformerHelper]: expecting exponential blowup for input size 7 [2022-11-25 22:51:26,865 INFO L321 Elim1Store]: treesize reduction 28, result has 26.3 percent of original size [2022-11-25 22:51:26,865 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 25 treesize of output 24 [2022-11-25 22:51:26,879 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 21 treesize of output 1 [2022-11-25 22:51:26,908 INFO L321 Elim1Store]: treesize reduction 28, result has 26.3 percent of original size [2022-11-25 22:51:26,909 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 25 treesize of output 24 [2022-11-25 22:51:26,921 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 21 treesize of output 1 [2022-11-25 22:51:27,038 INFO L321 Elim1Store]: treesize reduction 74, result has 29.5 percent of original size [2022-11-25 22:51:27,039 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 193 treesize of output 208 [2022-11-25 22:51:27,103 INFO L321 Elim1Store]: treesize reduction 74, result has 29.5 percent of original size [2022-11-25 22:51:27,103 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 186 treesize of output 201 [2022-11-25 22:51:27,322 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 21 treesize of output 1 [2022-11-25 22:51:27,339 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 21 treesize of output 1 [2022-11-25 22:51:27,378 INFO L197 IcfgInterpreter]: Interpreting procedure aws_ntoh64 with input of size 74 for LOIs [2022-11-25 22:51:27,610 INFO L197 IcfgInterpreter]: Interpreting procedure aws_byte_cursor_read with input of size 93 for LOIs [2022-11-25 22:51:27,932 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 9 [2022-11-25 22:51:27,949 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2022-11-25 22:51:28,298 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2022-11-25 22:51:28,310 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 9 [2022-11-25 22:51:28,338 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 908 treesize of output 920 [2022-11-25 22:51:28,349 FATAL L? ?]: Ignoring exception! java.lang.UnsupportedOperationException: not yet implemented, we need term in nnf at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.PrenexNormalForm.convertApplicationTerm(PrenexNormalForm.java:89) at de.uni_freiburg.informatik.ultimate.logic.TermTransformer$BuildApplicationTerm.walk(TermTransformer.java:389) at de.uni_freiburg.informatik.ultimate.logic.NonRecursive.run(NonRecursive.java:115) at de.uni_freiburg.informatik.ultimate.logic.NonRecursive.run(NonRecursive.java:106) at de.uni_freiburg.informatik.ultimate.logic.TermTransformer.transform(TermTransformer.java:319) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.DualJunctionSaa.tryToEliminateOne2(DualJunctionSaa.java:148) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.DualJunctionSaa.tryToEliminateOne1(DualJunctionSaa.java:140) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.DualJunctionSaa.tryToEliminateOne0(DualJunctionSaa.java:124) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.DualJunctionSaa.tryToEliminateOne(DualJunctionSaa.java:108) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.DualJunctionSaa.tryExhaustivelyToEliminate(DualJunctionSaa.java:93) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.DualJunctionSaa.tryToEliminate(DualJunctionSaa.java:88) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.tryToEliminateOne(QuantifierPusher.java:627) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.applyNewEliminationTechniquesExhaustively(QuantifierPusher.java:606) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.applyDualJunctionEliminationTechniques(QuantifierPusher.java:528) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.tryToPushOverDualFiniteConnective(QuantifierPusher.java:332) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPushTermWalker.convert(QuantifierPushTermWalker.java:188) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPushTermWalker.convert(QuantifierPushTermWalker.java:1) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.TermContextTransformationEngine$ApplicationTermTask.doStep(TermContextTransformationEngine.java:169) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.TermContextTransformationEngine.transform(TermContextTransformationEngine.java:77) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.TermContextTransformationEngine.transform(TermContextTransformationEngine.java:61) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPushTermWalker.eliminate(QuantifierPushTermWalker.java:295) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPushTermWalker.eliminate(QuantifierPushTermWalker.java:281) at de.uni_freiburg.informatik.ultimate.lib.sifa.SymbolicTools$EliminatingTermDomainOperationProvider.newQuantifier(SymbolicTools.java:285) at de.uni_freiburg.informatik.ultimate.lib.sifa.SymbolicTools$EliminatingTermDomainOperationProvider.projectExistentially(SymbolicTools.java:267) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.TermDomainOperationProvider.projectExistentially(TermDomainOperationProvider.java:1) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateTransformer.strongestPostcondition(PredicateTransformer.java:131) at de.uni_freiburg.informatik.ultimate.lib.sifa.SymbolicTools.post(SymbolicTools.java:119) at de.uni_freiburg.informatik.ultimate.lib.sifa.DagInterpreter.ipretInternal(DagInterpreter.java:227) at de.uni_freiburg.informatik.ultimate.lib.sifa.DagInterpreter.ipretTransAndStoreLoiPred(DagInterpreter.java:209) at de.uni_freiburg.informatik.ultimate.lib.sifa.DagInterpreter.ipretTrans(DagInterpreter.java:187) at de.uni_freiburg.informatik.ultimate.lib.sifa.DagInterpreter.ipretNode(DagInterpreter.java:165) at de.uni_freiburg.informatik.ultimate.lib.sifa.DagInterpreter.interpret(DagInterpreter.java:123) at de.uni_freiburg.informatik.ultimate.lib.sifa.IcfgInterpreter.interpretLoisInProcedure(IcfgInterpreter.java:136) at de.uni_freiburg.informatik.ultimate.lib.sifa.IcfgInterpreter.interpret(IcfgInterpreter.java:127) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.SifaRunner.(SifaRunner.java:102) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleSifa.construct(IpTcStrategyModuleSifa.java:68) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleBase.getOrConstruct(IpTcStrategyModuleBase.java:101) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleBase.getInterpolantComputationStatus(IpTcStrategyModuleBase.java:77) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.tracehandling.AutomatonFreeRefinementEngine.tryExecuteInterpolantGenerator(AutomatonFreeRefinementEngine.java:266) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.tracehandling.AutomatonFreeRefinementEngine.generateProof(AutomatonFreeRefinementEngine.java:147) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.tracehandling.AutomatonFreeRefinementEngine.executeStrategy(AutomatonFreeRefinementEngine.java:137) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.tracehandling.AutomatonFreeRefinementEngine.(AutomatonFreeRefinementEngine.java:85) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TraceAbstractionRefinementEngine.(TraceAbstractionRefinementEngine.java:82) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.isCounterexampleFeasible(BasicCegarLoop.java:337) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterate(AbstractCegarLoop.java:431) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.startCegar(AbstractCegarLoop.java:366) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.runCegar(AbstractCegarLoop.java:348) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.executeCegarLoop(TraceAbstractionStarter.java:415) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseProgram(TraceAbstractionStarter.java:302) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseSequentialProgram(TraceAbstractionStarter.java:262) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:175) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:154) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:124) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2022-11-25 22:51:28,349 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-25 22:51:28,349 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6, 6] total 12 [2022-11-25 22:51:28,350 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1377067313] [2022-11-25 22:51:28,350 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-25 22:51:28,351 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2022-11-25 22:51:28,351 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-25 22:51:28,352 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2022-11-25 22:51:28,352 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=52, Invalid=80, Unknown=0, NotChecked=0, Total=132 [2022-11-25 22:51:28,352 INFO L87 Difference]: Start difference. First operand 157 states and 197 transitions. Second operand has 12 states, 12 states have (on average 4.75) internal successors, (57), 12 states have internal predecessors, (57), 2 states have call successors, (39), 2 states have call predecessors, (39), 4 states have return successors, (38), 2 states have call predecessors, (38), 2 states have call successors, (38) [2022-11-25 22:51:30,647 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-25 22:51:30,648 INFO L93 Difference]: Finished difference Result 291 states and 379 transitions. [2022-11-25 22:51:30,648 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2022-11-25 22:51:30,648 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 4.75) internal successors, (57), 12 states have internal predecessors, (57), 2 states have call successors, (39), 2 states have call predecessors, (39), 4 states have return successors, (38), 2 states have call predecessors, (38), 2 states have call successors, (38) Word has length 113 [2022-11-25 22:51:30,649 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-25 22:51:30,650 INFO L225 Difference]: With dead ends: 291 [2022-11-25 22:51:30,650 INFO L226 Difference]: Without dead ends: 177 [2022-11-25 22:51:30,651 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 235 GetRequests, 220 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 56 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=112, Invalid=160, Unknown=0, NotChecked=0, Total=272 [2022-11-25 22:51:30,652 INFO L413 NwaCegarLoop]: 155 mSDtfsCounter, 9 mSDsluCounter, 918 mSDsCounter, 0 mSdLazyCounter, 205 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 9 SdHoareTripleChecker+Valid, 1073 SdHoareTripleChecker+Invalid, 208 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 205 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.1s IncrementalHoareTripleChecker+Time [2022-11-25 22:51:30,652 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [9 Valid, 1073 Invalid, 208 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 205 Invalid, 0 Unknown, 0 Unchecked, 2.1s Time] [2022-11-25 22:51:30,653 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 177 states. [2022-11-25 22:51:30,673 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 177 to 161. [2022-11-25 22:51:30,674 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 161 states, 89 states have (on average 1.146067415730337) internal successors, (102), 90 states have internal predecessors, (102), 50 states have call successors, (50), 21 states have call predecessors, (50), 21 states have return successors, (49), 49 states have call predecessors, (49), 49 states have call successors, (49) [2022-11-25 22:51:30,675 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161 states to 161 states and 201 transitions. [2022-11-25 22:51:30,676 INFO L78 Accepts]: Start accepts. Automaton has 161 states and 201 transitions. Word has length 113 [2022-11-25 22:51:30,676 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-25 22:51:30,676 INFO L495 AbstractCegarLoop]: Abstraction has 161 states and 201 transitions. [2022-11-25 22:51:30,677 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 4.75) internal successors, (57), 12 states have internal predecessors, (57), 2 states have call successors, (39), 2 states have call predecessors, (39), 4 states have return successors, (38), 2 states have call predecessors, (38), 2 states have call successors, (38) [2022-11-25 22:51:30,677 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 201 transitions. [2022-11-25 22:51:30,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2022-11-25 22:51:30,679 INFO L187 NwaCegarLoop]: Found error trace [2022-11-25 22:51:30,679 INFO L195 NwaCegarLoop]: trace histogram [12, 6, 5, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-25 22:51:30,699 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8e65c45-80ee-4658-86f7-1993b4886972/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2022-11-25 22:51:30,890 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8e65c45-80ee-4658-86f7-1993b4886972/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable5 [2022-11-25 22:51:30,891 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-25 22:51:30,891 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-25 22:51:30,891 INFO L85 PathProgramCache]: Analyzing trace with hash -308361720, now seen corresponding path program 2 times [2022-11-25 22:51:30,891 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-25 22:51:30,891 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [799868977] [2022-11-25 22:51:30,892 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-25 22:51:30,892 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-25 22:51:33,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-25 22:51:34,403 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 159 trivial. 0 not checked. [2022-11-25 22:51:34,403 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-25 22:51:34,403 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [799868977] [2022-11-25 22:51:34,404 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [799868977] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-25 22:51:34,404 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1438243806] [2022-11-25 22:51:34,404 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2022-11-25 22:51:34,404 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-25 22:51:34,404 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8e65c45-80ee-4658-86f7-1993b4886972/bin/utaipan-ByfvJB40ur/z3 [2022-11-25 22:51:34,405 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8e65c45-80ee-4658-86f7-1993b4886972/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-25 22:51:34,432 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8e65c45-80ee-4658-86f7-1993b4886972/bin/utaipan-ByfvJB40ur/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2022-11-25 22:54:51,105 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 8 check-sat command(s) [2022-11-25 22:54:51,105 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-11-25 22:54:51,170 INFO L263 TraceCheckSpWp]: Trace formula consists of 3713 conjuncts, 26 conjunts are in the unsatisfiable core [2022-11-25 22:54:51,176 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-25 22:54:51,315 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 78 proven. 21 refuted. 0 times theorem prover too weak. 81 trivial. 0 not checked. [2022-11-25 22:54:51,316 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-25 22:54:51,918 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 159 trivial. 0 not checked. [2022-11-25 22:54:51,919 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1438243806] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-25 22:54:51,919 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1902517995] [2022-11-25 22:54:51,923 INFO L159 IcfgInterpreter]: Started Sifa with 75 locations of interest [2022-11-25 22:54:51,923 INFO L166 IcfgInterpreter]: Building call graph [2022-11-25 22:54:51,924 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2022-11-25 22:54:51,924 INFO L176 IcfgInterpreter]: Starting interpretation [2022-11-25 22:54:51,924 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2022-11-25 22:54:57,737 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:54:57,771 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-25 22:54:58,079 INFO L217 Elim1Store]: Index analysis took 451 ms [2022-11-25 22:55:18,634 WARN L233 SmtUtils]: Spent 20.53s on a formula simplification. DAG size of input: 1758 DAG size of output: 1173 (called from [L 318] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.arrays.Elim1Store.elim1) [2022-11-25 22:55:18,638 INFO L321 Elim1Store]: treesize reduction 1950, result has 47.4 percent of original size [2022-11-25 22:55:18,641 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 197 select indices, 197 select index equivalence classes, 19309 disjoint index pairs (out of 19306 index pairs), introduced 197 new quantified variables, introduced 195 case distinctions, treesize of input 992 treesize of output 2362