[INFO] fetching crate mcio 0.3.1... [INFO] checking mcio-0.3.1 against try#ddfd70ee3c3748e597b32f416b0d15a4f6e37685 for pr-87050 [INFO] extracting crate mcio 0.3.1 into /workspace/builds/worker-6/source [INFO] validating manifest of crates.io crate mcio 0.3.1 on toolchain ddfd70ee3c3748e597b32f416b0d15a4f6e37685 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate mcio 0.3.1 [INFO] finished tweaking crates.io crate mcio 0.3.1 [INFO] tweaked toml for crates.io crate mcio 0.3.1 written to /workspace/builds/worker-6/source/Cargo.toml [INFO] crate crates.io crate mcio 0.3.1 already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 74ae3d5fae7f901fb5085a26c090d3702afbd3726782ed40afff54026989158d [INFO] running `Command { std: "docker" "start" "-a" "74ae3d5fae7f901fb5085a26c090d3702afbd3726782ed40afff54026989158d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "74ae3d5fae7f901fb5085a26c090d3702afbd3726782ed40afff54026989158d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "74ae3d5fae7f901fb5085a26c090d3702afbd3726782ed40afff54026989158d", kill_on_drop: false }` [INFO] [stdout] 74ae3d5fae7f901fb5085a26c090d3702afbd3726782ed40afff54026989158d [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "-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" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 178f982f74cf4546d770049cc36a3f951e7b11556847944a40612a42d1841bd6 [INFO] running `Command { std: "docker" "start" "-a" "178f982f74cf4546d770049cc36a3f951e7b11556847944a40612a42d1841bd6", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.69 [INFO] [stderr] Checking futures v0.1.29 [INFO] [stderr] Compiling log v0.4.8 [INFO] [stderr] Checking slab v0.4.2 [INFO] [stderr] Compiling winapi-build v0.1.1 [INFO] [stderr] Compiling proc-macro2 v1.0.10 [INFO] [stderr] Checking winapi v0.2.8 [INFO] [stderr] Compiling unicode-xid v0.2.0 [INFO] [stderr] Checking smallvec v1.3.0 [INFO] [stderr] Compiling ryu v1.0.3 [INFO] [stderr] Checking itoa v0.4.5 [INFO] [stderr] Compiling crossbeam-utils v0.7.2 [INFO] [stderr] Compiling memoffset v0.5.4 [INFO] [stderr] Compiling crossbeam-epoch v0.8.2 [INFO] [stderr] Compiling backtrace-sys v0.1.35 [INFO] [stderr] Checking unicode-bidi v0.3.4 [INFO] [stderr] Checking smallvec v0.6.13 [INFO] [stderr] Checking unicode-normalization v0.1.12 [INFO] [stderr] Compiling dbghelp-sys v0.2.0 [INFO] [stderr] Compiling kernel32-sys v0.2.2 [INFO] [stderr] Compiling backtrace v0.2.3 [INFO] [stderr] Compiling quote v1.0.3 [INFO] [stderr] Checking crossbeam-queue v0.2.1 [INFO] [stderr] Checking iovec v0.1.4 [INFO] [stderr] Checking net2 v0.2.33 [INFO] [stderr] Checking num_cpus v1.13.0 [INFO] [stderr] Checking parking_lot_core v0.6.2 [INFO] [stderr] Checking rand v0.4.6 [INFO] [stderr] Checking socket2 v0.3.12 [INFO] [stderr] Checking hostname v0.3.1 [INFO] [stderr] Checking idna v0.1.5 [INFO] [stderr] Checking crossbeam-deque v0.7.3 [INFO] [stderr] Compiling syn v1.0.17 [INFO] [stderr] Checking bytes v0.4.12 [INFO] [stderr] Checking resolv-conf v0.6.3 [INFO] [stderr] Checking mio v0.6.21 [INFO] [stderr] Checking tokio-executor v0.1.10 [INFO] [stderr] Checking tokio-sync v0.1.8 [INFO] [stderr] Checking parking_lot v0.9.0 [INFO] [stderr] Checking error-chain v0.1.12 [INFO] [stderr] Checking tokio-timer v0.2.13 [INFO] [stderr] Checking tokio-threadpool v0.1.18 [INFO] [stderr] Checking tokio-current-thread v0.1.7 [INFO] [stderr] Checking tokio-io v0.1.13 [INFO] [stderr] Checking url v1.7.2 [INFO] [stderr] Checking mio-uds v0.6.7 [INFO] [stderr] Checking tokio-reactor v0.1.12 [INFO] [stderr] Checking tokio-codec v0.1.2 [INFO] [stderr] Checking tokio-fs v0.1.7 [INFO] [stderr] Checking tokio-udp v0.1.6 [INFO] [stderr] Checking tokio-tcp v0.1.4 [INFO] [stderr] Checking tokio-uds v0.2.6 [INFO] [stderr] Checking trust-dns-proto v0.4.3 [INFO] [stderr] Checking tokio v0.1.22 [INFO] [stderr] Compiling serde_derive v1.0.106 [INFO] [stderr] Checking trust-dns-resolver v0.9.1 [INFO] [stderr] Checking serde v1.0.106 [INFO] [stderr] Checking serde_json v1.0.51 [INFO] [stderr] Checking mcio v0.3.1 (/opt/rustwide/workdir) [INFO] [stdout] error[E0557]: feature has been removed [INFO] [stdout] --> src/lib.rs:2:12 [INFO] [stdout] | [INFO] [stdout] 2 | #![feature(external_doc)] [INFO] [stdout] | ^^^^^^^^^^^^ feature has been removed [INFO] [stdout] | [INFO] [stdout] = note: use #[doc = include_str!("filename")] instead, which handles macro invocations [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0557]: feature has been removed [INFO] [stdout] --> src/lib.rs:2:12 [INFO] [stdout] | [INFO] [stdout] 2 | #![feature(external_doc)] [INFO] [stdout] | ^^^^^^^^^^^^ feature has been removed [INFO] [stdout] | [INFO] [stdout] = note: use #[doc = include_str!("filename")] instead, which handles macro invocations [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Name` [INFO] [stdout] --> src/lib.rs:14:36 [INFO] [stdout] | [INFO] [stdout] 14 | use trust_dns_resolver::{Resolver, Name}; [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unknown `doc` attribute `include` [INFO] [stdout] --> src/lib.rs:3:8 [INFO] [stdout] | [INFO] [stdout] 3 | #![doc(include = "../README.md")] [INFO] [stdout] | -------^^^^^^^^^^^^^^^^^^^^^^^^-- help: use `doc = include_str!` instead: `#![doc = include_str!("../README.md")]` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(invalid_doc_attributes)]` on by default [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stdout] = note: for more information, see issue #82730 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Name` [INFO] [stdout] --> src/lib.rs:14:36 [INFO] [stdout] | [INFO] [stdout] 14 | use trust_dns_resolver::{Resolver, Name}; [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unknown `doc` attribute `include` [INFO] [stdout] --> src/lib.rs:3:8 [INFO] [stdout] | [INFO] [stdout] 3 | #![doc(include = "../README.md")] [INFO] [stdout] | -------^^^^^^^^^^^^^^^^^^^^^^^^-- help: use `doc = include_str!` instead: `#![doc = include_str!("../README.md")]` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(invalid_doc_attributes)]` on by default [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stdout] = note: for more information, see issue #82730 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to previous error; 2 warnings 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 `mcio` [INFO] [stderr] [INFO] [stderr] To learn more, run the command again with --verbose. [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] error: aborting due to previous error; 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0557`. [INFO] [stdout] [INFO] [stderr] error: build failed [INFO] running `Command { std: "docker" "inspect" "178f982f74cf4546d770049cc36a3f951e7b11556847944a40612a42d1841bd6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "178f982f74cf4546d770049cc36a3f951e7b11556847944a40612a42d1841bd6", kill_on_drop: false }` [INFO] [stdout] 178f982f74cf4546d770049cc36a3f951e7b11556847944a40612a42d1841bd6