[INFO] fetching crate lark-string 0.1.0... [INFO] building lark-string-0.1.0 against try#d5c88c22807925c189328ef9d923c5d2b11a95b8+rustflags=-Zprofile-closures for pr-87066-3 [INFO] extracting crate lark-string 0.1.0 into /workspace/builds/worker-70/source [INFO] validating manifest of crates.io crate lark-string 0.1.0 on toolchain d5c88c22807925c189328ef9d923c5d2b11a95b8 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d5c88c22807925c189328ef9d923c5d2b11a95b8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate lark-string 0.1.0 [INFO] finished tweaking crates.io crate lark-string 0.1.0 [INFO] tweaked toml for crates.io crate lark-string 0.1.0 written to /workspace/builds/worker-70/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d5c88c22807925c189328ef9d923c5d2b11a95b8" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d5c88c22807925c189328ef9d923c5d2b11a95b8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-70/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-70/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d5c88c22807925c189328ef9d923c5d2b11a95b8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 17da6b9d3917cd66d4af9a77a016d2cf387207e1e2f8f7c985bc711dded5adf5 [INFO] running `Command { std: "docker" "start" "-a" "17da6b9d3917cd66d4af9a77a016d2cf387207e1e2f8f7c985bc711dded5adf5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "17da6b9d3917cd66d4af9a77a016d2cf387207e1e2f8f7c985bc711dded5adf5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "17da6b9d3917cd66d4af9a77a016d2cf387207e1e2f8f7c985bc711dded5adf5", kill_on_drop: false }` [INFO] [stdout] 17da6b9d3917cd66d4af9a77a016d2cf387207e1e2f8f7c985bc711dded5adf5 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-70/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-70/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid -Zprofile-closures" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d5c88c22807925c189328ef9d923c5d2b11a95b8" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] fcbfcec2cf23c090c926b7c6e5397d888c90c4cc86e649cdb93edae9d8f232da [INFO] running `Command { std: "docker" "start" "-a" "fcbfcec2cf23c090c926b7c6e5397d888c90c4cc86e649cdb93edae9d8f232da", kill_on_drop: false }` [INFO] [stderr] Compiling rand_core v0.4.2 [INFO] [stderr] Compiling autocfg v0.1.7 [INFO] [stderr] Compiling libc v0.2.99 [INFO] [stderr] Compiling semver-parser v0.7.0 [INFO] [stderr] SG_CR_Eslkdjf: build_script_build, (ae4aa7b4a55fd1e0, d9e4ad54e5d630cf), 0, 0 [INFO] [stderr] SG_CR_Eslkdjf: build_script_build, (3620d1ac93821398, 86fc5083a28d2fc5), 0, 0 [INFO] [stderr] Compiling autocfg v1.0.1 [INFO] [stderr] Compiling stable_deref_trait v1.2.0 [INFO] [stderr] Compiling hashbrown v0.11.2 [INFO] [stderr] Compiling scopeguard v0.3.3 [INFO] [stderr] Compiling rustc-hash v1.1.0 [INFO] [stderr] SG_CR_Eslkdjf: build_script_build, (75b84863966839e5, 8a92c743b00988cf), 0, 0 [INFO] [stderr] SG_CR_Eslkdjf: autocfg, (7e2d6cfdc7efe119, d6509b5afc61ad7c), 0, 0 [INFO] [stderr] SG_CR_Eslkdjf: autocfg, (c03c2d1bb5db281c, f36d1db23f0cffb0), 0, 0 [INFO] [stderr] SG_CR_Eslkdjf: autocfg, (a1a50b3b34f3ebbc, 950454c84025fe3), 0, 0 [INFO] [stderr] SG_CR_Eslkdjf: autocfg, (bd87efb8b5ea612, 49b7c9456159e2d7), 0, 0 [INFO] [stderr] SG_CR_Eslkdjf: autocfg, (d500fb7779572652, 39bbcd882291c296), 0, 0 [INFO] [stderr] SG_CR_Eslkdjf: semver_parser, (fb0a09b838ab64eb, 708c1c6201806c7c), 8, 8 [INFO] [stderr] SG_CR_Eslkdjf: semver_parser, (cc99da52b9402d6f, cf5dfa5bab3bd781), 16, 24 [INFO] [stderr] SG_CR_Eslkdjf: semver_parser, (9133cfdae8aba24c, d868577b47e80353), 8, 8 [INFO] [stderr] SG_CR_Eslkdjf: semver_parser, (9e0004aaedce54fc, 8d54175b42856907), 8, 8 [INFO] [stderr] SG_CR_Eslkdjf: rand_core, (aa33eb8b8ad39903, f8813b30f0e0c583), 0, 0 [INFO] [stderr] SG_CR_Eslkdjf: semver_parser, (a653d8b4e5150b2d, e84108ef656a566a), 0, 0 [INFO] [stderr] Compiling rand_core v0.3.1 [INFO] [stderr] SG_CR_Eslkdjf: semver_parser, (194360a56e0d482b, b62400b51ccb09c3), 0, 0 [INFO] [stderr] Compiling rand_jitter v0.1.4 [INFO] [stderr] Compiling owning_ref v0.4.1 [INFO] [stderr] SG_CR_Eslkdjf: semver_parser, (40c52217249eeaad, 80a3c59ac05d9d93), 8, 16 [INFO] [stderr] SG_CR_Eslkdjf: semver_parser, (69fca6571e950206, 6b07641fe7ea4f27), 8, 8 [INFO] [stderr] SG_CR_Eslkdjf: semver_parser, (139f7d9b03d69558, e510202e9369ff94), 16, 24 [INFO] [stderr] SG_CR_Eslkdjf: semver_parser, (db402430aa1b54ea, 8d3b49c20e7679f0), 8, 8 [INFO] [stderr] SG_CR_Eslkdjf: semver_parser, (170ed510eda2f291, 59751b52b70e28d9), 0, 0 [INFO] [stderr] Compiling semver v0.9.0 [INFO] [stderr] SG_CR_Eslkdjf: autocfg, (d318f0ec49d2844c, 9963dc6836664ff6), 0, 0 [INFO] [stderr] SG_CR_Eslkdjf: autocfg, (10275bade51f3a64, 1a4993f89775eba9), 0, 0 [INFO] [stderr] SG_CR_Eslkdjf: autocfg, (ad71db94d2b0dded, b3dc5e463857ea36), 32, 32 [INFO] [stderr] SG_CR_Eslkdjf: autocfg, (82926ac54d2532ce, 8542c3146f879d7f), 32, 32 [INFO] [stderr] SG_CR_Eslkdjf: autocfg, (47682469233aa24e, 6234a8c7872b30b8), 0, 0 [INFO] [stderr] SG_CR_Eslkdjf: autocfg, (2f2196d24a853f8a, 7c1449fef3a08a41), 8, 16 [INFO] [stderr] SG_CR_Eslkdjf: autocfg, (65e85fdf8a9e1307, 8abe54fcfafac5c9), 0, 0 [INFO] [stderr] SG_CR_Eslkdjf: autocfg, (ece079b67c37958b, 2ad04b3daca5c227), 0, 0 [INFO] [stderr] SG_CR_Eslkdjf: autocfg, (680b341ec5c76adc, 6c9b8c7d6ea4fc6a), 0, 0 [INFO] [stderr] Compiling rand_isaac v0.1.1 [INFO] [stderr] Compiling rand_hc v0.1.0 [INFO] [stderr] Compiling rand_xorshift v0.1.1 [INFO] [stderr] Compiling indexmap v1.7.0 [INFO] [stderr] SG_CR_Eslkdjf: rand_isaac, (a54edb055147664b, 14d2c6eb58a40a7f), 0, 0 [INFO] [stderr] SG_CR_Eslkdjf: rand_isaac, (701cd9b8ddf6f568, 5db6e99679c1ee59), 0, 0 [INFO] [stderr] SG_CR_Eslkdjf: rand_isaac, (53d6194ab75a21a3, f461d0ad2209a1bc), 0, 0 [INFO] [stderr] SG_CR_Eslkdjf: rand_isaac, (19aa92f5217d1b53, f280019893737c1), 0, 0 [INFO] [stderr] SG_CR_Eslkdjf: rand_isaac, (637561e1db1e899a, 76072c429d72a501), 0, 0 [INFO] [stderr] SG_CR_Eslkdjf: rand_isaac, (77a10c1fa6afdb44, 2b0a1e8bb10817fe), 0, 0 [INFO] [stderr] SG_CR_Eslkdjf: rand_xorshift, (16d710514bdb269c, 7480efeaca8945b3), 0, 0 [INFO] [stderr] Compiling lock_api v0.1.5 [INFO] [stderr] SG_CR_Eslkdjf: indexmap, (bf7812008c0a0c0c, 2b7414a7b9b57ce5), 0, 0 [INFO] [stderr] Compiling lark-debug-with v0.1.0 [INFO] [stderr] Compiling lark-collections v0.1.0 [INFO] [stderr] Compiling rand_pcg v0.1.2 [INFO] [stderr] Compiling rand_chacha v0.1.1 [INFO] [stderr] Compiling rand v0.6.5 [INFO] [stderr] SG_CR_Eslkdjf: semver, (52af47bef5d03cae, 633f068a423b6104), 8, 8 [INFO] [stderr] SG_CR_Eslkdjf: semver, (77cf8ab1e3d0c18b, bd6c1cf3e1433c8), 8, 8 [INFO] [stderr] Compiling rustc_version v0.2.3 [INFO] [stderr] SG_CR_Eslkdjf: rustc_version, (755dba5556f225b, 7081684834645799), 0, 0 [INFO] [stderr] Compiling rand_os v0.1.3 [INFO] [stderr] Compiling parking_lot_core v0.4.0 [INFO] [stderr] SG_CR_Eslkdjf: rand_os, (9ec5d742efd126d4, 5ba081b975b4d95d), 0, 0 [INFO] [stderr] SG_CR_Eslkdjf: rand_os, (2597321546c805f, 174c390a70c74a32), 0, 0 [INFO] [stderr] SG_CR_Eslkdjf: rand_os, (dd32afcb50ce9dd, 9692f9a1feca2b3a), 0, 0 [INFO] [stderr] SG_CR_Eslkdjf: rand_os, (22bc60eaa36a6dbf, a83dda63ae6e9df7), 0, 0 [INFO] [stderr] SG_CR_Eslkdjf: rand, (6d05f5ef0d641fe2, cf61282b81644781), 0, 0 [INFO] [stderr] SG_CR_Eslkdjf: rand, (e75819c1d6ebf6e9, 7c3649a4f9f05a78), 0, 0 [INFO] [stderr] SG_CR_Eslkdjf: rand, (fadd488df32a855d, 96a0d86c0ca1d11e), 0, 0 [INFO] [stderr] SG_CR_Eslkdjf: rand, (4a12e08ee2e4979b, 122707e049202ecd), 8, 24 [INFO] [stderr] SG_CR_Eslkdjf: rand, (829175ac5ee4bcdb, 90fd5dcff1da851b), 0, 0 [INFO] [stderr] SG_CR_Eslkdjf: rand, (829175ac5ee4bcdb, 90fd5dcff1da851b), 0, 0 [INFO] [stderr] SG_CR_Eslkdjf: rand, (ca399e426d9d3936, eebb9d24326bdfc8), 0, 0 [INFO] [stderr] SG_CR_Eslkdjf: rand, (e05a642e4a72eada, a14a0cbaf9c14f27), 0, 0 [INFO] [stderr] SG_CR_Eslkdjf: rand, (525736459e5de750, f1df8fc416e72376), 0, 0 [INFO] [stderr] SG_CR_Eslkdjf: rand, (96469af7f423c9d, 85a76644ad93bf04), 0, 0 [INFO] [stderr] SG_CR_Eslkdjf: parking_lot_core, (d9c3a6fa4866a7c1, 5891ac87cf8c6075), 0, 0 [INFO] [stderr] SG_CR_Eslkdjf: parking_lot_core, (d2b096fb23d058c0, c2058572bda58fef), 0, 0 [INFO] [stderr] SG_CR_Eslkdjf: parking_lot_core, (fa7638e6e662507d, a3733fd1f888aeaf), 0, 0 [INFO] [stderr] SG_CR_Eslkdjf: parking_lot_core, (9b835a26b6b6c2d1, fcbdee630f5bdd73), 8, 8 [INFO] [stderr] Compiling parking_lot v0.7.1 [INFO] [stderr] SG_CR_Eslkdjf: parking_lot, (c79440e508ccc528, 1f1e54ae35bfd2bb), 16, 16 [INFO] [stderr] SG_CR_Eslkdjf: parking_lot, (bd8bb92df2b80cb3, f443667c00cb3112), 8, 8 [INFO] [stderr] SG_CR_Eslkdjf: parking_lot, (17e7ad913f9df5f5, 1c1442b6fda66ef9), 16, 16 [INFO] [stderr] SG_CR_Eslkdjf: parking_lot, (b0d1250dedb22cc3, df200cfa559138bc), 8, 8 [INFO] [stderr] SG_CR_Eslkdjf: parking_lot, (f5fa1fc2e51dfb2f, 8a80d1da184e2779), 24, 24 [INFO] [stderr] SG_CR_Eslkdjf: parking_lot, (73d636384ebe8fb9, ed8e7bb6f9893367), 8, 8 [INFO] [stderr] SG_CR_Eslkdjf: parking_lot, (2c611125f0575611, 833501f61e35b77), 16, 16 [INFO] [stderr] SG_CR_Eslkdjf: parking_lot, (1ac8c32e3e41d9dc, 1535eb1c84f29f72), 24, 24 [INFO] [stderr] SG_CR_Eslkdjf: parking_lot, (ed562f6c2f2199dc, 53dc5ec06d813843), 8, 8 [INFO] [stderr] SG_CR_Eslkdjf: parking_lot, (ca262f9cfdff42cd, 340de37f05f6a93d), 0, 0 [INFO] [stderr] SG_CR_Eslkdjf: parking_lot, (409df0f2ebb8ac1d, 45d6b2650296d730), 8, 8 [INFO] [stderr] SG_CR_Eslkdjf: parking_lot, (900868a26f069c73, c7e4fe3a811d7525), 8, 8 [INFO] [stderr] SG_CR_Eslkdjf: parking_lot, (f942b9fbcdeab579, 72ccf713fa935182), 0, 0 [INFO] [stderr] SG_CR_Eslkdjf: parking_lot, (dd420b9a9268a7fe, 7e1206cec60a418c), 0, 0 [INFO] [stderr] SG_CR_Eslkdjf: parking_lot, (6f44d5801d9b39a6, c876929076b8c615), 8, 8 [INFO] [stderr] SG_CR_Eslkdjf: parking_lot, (a8453179e965e4db, b087284abacd39a7), 0, 0 [INFO] [stderr] SG_CR_Eslkdjf: parking_lot, (e992bda8999e0985, 1598cc2da9d993f1), 8, 8 [INFO] [stderr] SG_CR_Eslkdjf: parking_lot, (af4569fe818a5104, ef36e5fb2b633d62), 8, 8 [INFO] [stderr] SG_CR_Eslkdjf: parking_lot, (af4569fe818a5104, ef36e5fb2b633d62), 8, 8 [INFO] [stderr] SG_CR_Eslkdjf: parking_lot, (bc05c6c6cef2e738, da4a533ab5f86097), 24, 24 [INFO] [stderr] SG_CR_Eslkdjf: parking_lot, (a608eacc23433766, b2e5bb829a67bffe), 8, 8 [INFO] [stderr] SG_CR_Eslkdjf: parking_lot, (a608eacc23433766, b2e5bb829a67bffe), 8, 8 [INFO] [stderr] SG_CR_Eslkdjf: parking_lot, (f7ff52e27cf69add, 637ada32d2d161b3), 8, 8 [INFO] [stderr] SG_CR_Eslkdjf: parking_lot, (55c8b3cbdf94f491, 4332271520778eae), 8, 8 [INFO] [stderr] SG_CR_Eslkdjf: parking_lot, (55c8b3cbdf94f491, 4332271520778eae), 8, 8 [INFO] [stderr] SG_CR_Eslkdjf: parking_lot, (e37d56682ff834e5, 415614c885ecb2cd), 8, 8 [INFO] [stderr] SG_CR_Eslkdjf: parking_lot, (a0babee023bfa637, f9356051e596d0bc), 8, 8 [INFO] [stderr] SG_CR_Eslkdjf: parking_lot, (2f127ece9cf03e4b, 1fbdd94ba04cce14), 0, 0 [INFO] [stderr] SG_CR_Eslkdjf: parking_lot, (4e9c6f0e22aa8911, fa91ea5e4a6d6d31), 8, 8 [INFO] [stderr] SG_CR_Eslkdjf: parking_lot, (5e673cae2a917889, f0e7890c7f31e7a7), 24, 24 [INFO] [stderr] SG_CR_Eslkdjf: parking_lot, (5e673cae2a917889, f0e7890c7f31e7a7), 24, 24 [INFO] [stderr] SG_CR_Eslkdjf: parking_lot, (bdaa0cb78640888c, 4f83d4bd4b0643a1), 32, 32 [INFO] [stderr] SG_CR_Eslkdjf: parking_lot, (d53f5e2fe2c972e2, 9c0f51add894fa89), 8, 8 [INFO] [stderr] SG_CR_Eslkdjf: parking_lot, (981cc581b8a7149e, e0e710b1c0e791ba), 0, 0 [INFO] [stderr] SG_CR_Eslkdjf: parking_lot, (17e6310ea6379a96, 838160e545ed77ca), 8, 8 [INFO] [stderr] SG_CR_Eslkdjf: parking_lot, (e169ffda33191d2c, d4dc4fca10a338f4), 8, 8 [INFO] [stderr] SG_CR_Eslkdjf: parking_lot, (e169ffda33191d2c, d4dc4fca10a338f4), 8, 8 [INFO] [stderr] SG_CR_Eslkdjf: parking_lot, (35f52772d441fefd, 5a99535cf77e0350), 24, 24 [INFO] [stderr] SG_CR_Eslkdjf: parking_lot, (c2a1fe475a2ffc18, 39cd01abbff61672), 8, 8 [INFO] [stderr] SG_CR_Eslkdjf: parking_lot, (c2a1fe475a2ffc18, 39cd01abbff61672), 8, 8 [INFO] [stderr] SG_CR_Eslkdjf: parking_lot, (af7e4b7b3b6d2de3, cb2701a00e241f11), 8, 8 [INFO] [stderr] SG_CR_Eslkdjf: parking_lot, (fd1b77924b0fa7c, 706c1576a143838c), 8, 8 [INFO] [stderr] SG_CR_Eslkdjf: parking_lot, (fb67e4282b6574d9, dde79cee30d73af1), 0, 0 [INFO] [stderr] SG_CR_Eslkdjf: parking_lot, (96fe09ac69ae11a0, 9263caf7ac8e3e4b), 8, 8 [INFO] [stderr] SG_CR_Eslkdjf: parking_lot, (ba8e2e55d4cef319, e2ddd32e6df5130), 0, 0 [INFO] [stderr] Compiling lark-intern v0.1.0 [INFO] [stderr] Compiling lark-string v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] error[E0557]: feature has been removed [INFO] [stdout] --> src/lib.rs:1:12 [INFO] [stdout] | [INFO] [stdout] 1 | #![feature(const_fn)] [INFO] [stdout] | ^^^^^^^^ feature has been removed [INFO] [stdout] | [INFO] [stdout] = note: split into finer-grained feature gates [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the feature `specialization` is incomplete and may not be safe to use and/or cause compiler crashes [INFO] [stdout] --> src/lib.rs:2:12 [INFO] [stdout] | [INFO] [stdout] 2 | #![feature(specialization)] [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(incomplete_features)]` on by default [INFO] [stdout] = note: see issue #31844 for more information [INFO] [stdout] = help: consider using `min_specialization` instead, which is more stable and complete [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to previous error; 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0557`. [INFO] [stdout] [INFO] [stderr] error: could not compile `lark-string` due to 2 previous errors; 1 warning emitted [INFO] running `Command { std: "docker" "inspect" "fcbfcec2cf23c090c926b7c6e5397d888c90c4cc86e649cdb93edae9d8f232da", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "fcbfcec2cf23c090c926b7c6e5397d888c90c4cc86e649cdb93edae9d8f232da", kill_on_drop: false }` [INFO] [stdout] fcbfcec2cf23c090c926b7c6e5397d888c90c4cc86e649cdb93edae9d8f232da