[INFO] cloning repository https://github.com/yayoc/hn [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/yayoc/hn" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyayoc%2Fhn", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyayoc%2Fhn'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 9d3971d5c374e8f08972e2f661bd5adc70d143f7 [INFO] testing yayoc/hn against master#a77da2d454e6caa227a85b16410b95f93495e7e0 for pr-91031 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyayoc%2Fhn" "/workspace/builds/worker-3/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/yayoc/hn on toolchain a77da2d454e6caa227a85b16410b95f93495e7e0 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/yayoc/hn [INFO] finished tweaking git repo https://github.com/yayoc/hn [INFO] tweaked toml for git repo https://github.com/yayoc/hn written to /workspace/builds/worker-3/source/Cargo.toml [INFO] crate git repo https://github.com/yayoc/hn already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "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] cb17f68a435d2cde80fbdf64e73710548cef6bfdbadacf87b7e04d1798daeadd [INFO] running `Command { std: "docker" "start" "-a" "cb17f68a435d2cde80fbdf64e73710548cef6bfdbadacf87b7e04d1798daeadd", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "cb17f68a435d2cde80fbdf64e73710548cef6bfdbadacf87b7e04d1798daeadd", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "cb17f68a435d2cde80fbdf64e73710548cef6bfdbadacf87b7e04d1798daeadd", kill_on_drop: false }` [INFO] [stdout] cb17f68a435d2cde80fbdf64e73710548cef6bfdbadacf87b7e04d1798daeadd [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "build" "--frozen" "--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] e2f418ed7c249e1c26b301f232b3f519688508f7a477c64454623eebea9e2d58 [INFO] running `Command { std: "docker" "start" "-a" "e2f418ed7c249e1c26b301f232b3f519688508f7a477c64454623eebea9e2d58", kill_on_drop: false }` [INFO] [stderr] Compiling cfg-if v0.1.10 [INFO] [stderr] Compiling autocfg v0.1.6 [INFO] [stderr] Compiling lazy_static v1.4.0 [INFO] [stderr] Compiling semver-parser v0.7.0 [INFO] [stderr] Compiling byteorder v1.3.2 [INFO] [stderr] Compiling smallvec v0.6.10 [INFO] [stderr] Compiling cc v1.0.46 [INFO] [stderr] Compiling proc-macro2 v1.0.5 [INFO] [stderr] Compiling syn v1.0.5 [INFO] [stderr] Compiling version_check v0.1.5 [INFO] [stderr] Compiling fnv v1.0.6 [INFO] [stderr] Compiling matches v0.1.8 [INFO] [stderr] Compiling pkg-config v0.3.16 [INFO] [stderr] Compiling serde v1.0.101 [INFO] [stderr] Compiling percent-encoding v1.0.1 [INFO] [stderr] Compiling getrandom v0.1.12 [INFO] [stderr] Compiling cgmath v0.16.1 [INFO] [stderr] Compiling foreign-types-shared v0.1.1 [INFO] [stderr] Compiling openssl v0.10.25 [INFO] [stderr] Compiling winapi v0.3.8 [INFO] [stderr] Compiling ppv-lite86 v0.2.5 [INFO] [stderr] Compiling try-lock v0.2.2 [INFO] [stderr] Compiling percent-encoding v2.1.0 [INFO] [stderr] Compiling native-tls v0.2.3 [INFO] [stderr] Compiling rgb v0.8.14 [INFO] [stderr] Compiling openssl-probe v0.1.2 [INFO] [stderr] Compiling encoding_rs v0.8.20 [INFO] [stderr] Compiling dtoa v0.4.4 [INFO] [stderr] Compiling numtoa v0.1.0 [INFO] [stderr] Compiling mime v0.3.14 [INFO] [stderr] Compiling cassowary v0.3.0 [INFO] [stderr] Compiling difference v2.0.0 [INFO] [stderr] Compiling unicode-segmentation v1.5.0 [INFO] [stderr] Compiling webbrowser v0.5.2 [INFO] [stderr] Compiling itertools v0.8.1 [INFO] [stderr] Compiling try_from v0.3.2 [INFO] [stderr] Compiling crossbeam-utils v0.6.6 [INFO] [stderr] Compiling thread_local v0.3.6 [INFO] [stderr] Compiling unicode-bidi v0.3.4 [INFO] [stderr] Compiling tokio-sync v0.1.7 [INFO] [stderr] Compiling foreign-types v0.3.2 [INFO] [stderr] Compiling semver v0.9.0 [INFO] [stderr] Compiling unicode-normalization v0.1.8 [INFO] [stderr] Compiling miniz_oxide v0.3.3 [INFO] [stderr] Compiling num-traits v0.2.8 [INFO] [stderr] Compiling indexmap v1.3.0 [INFO] [stderr] Compiling rand_chacha v0.1.1 [INFO] [stderr] Compiling rand_pcg v0.1.2 [INFO] [stderr] Compiling rand v0.6.5 [INFO] [stderr] Compiling num-integer v0.1.41 [INFO] [stderr] Compiling c2-chacha v0.2.2 [INFO] [stderr] Compiling unicase v2.5.1 [INFO] [stderr] Compiling error-chain v0.12.1 [INFO] [stderr] Compiling log v0.4.8 [INFO] [stderr] Compiling crc32fast v1.2.0 [INFO] [stderr] Compiling rustc_version v0.2.3 [INFO] [stderr] Compiling tokio-executor v0.1.8 [INFO] [stderr] Compiling crossbeam-queue v0.1.2 [INFO] [stderr] Compiling iovec v0.1.4 [INFO] [stderr] Compiling num_cpus v1.10.1 [INFO] [stderr] Compiling net2 v0.2.33 [INFO] [stderr] Compiling time v0.1.42 [INFO] [stderr] Compiling rand v0.4.6 [INFO] [stderr] Compiling rand_os v0.1.3 [INFO] [stderr] Compiling termion v1.5.3 [INFO] [stderr] Compiling atty v0.2.13 [INFO] [stderr] Compiling want v0.2.0 [INFO] [stderr] Compiling tokio-current-thread v0.1.6 [INFO] [stderr] Compiling tokio-timer v0.2.11 [INFO] [stderr] Compiling flate2 v1.0.12 [INFO] [stderr] Compiling futures-cpupool v0.1.8 [INFO] [stderr] Compiling parking_lot_core v0.6.2 [INFO] [stderr] Compiling parking_lot v0.9.0 [INFO] [stderr] Compiling memoffset v0.5.1 [INFO] [stderr] Compiling hyper v0.12.35 [INFO] [stderr] Compiling rand_core v0.5.1 [INFO] [stderr] Compiling clap v2.33.0 [INFO] [stderr] Compiling regex v1.3.1 [INFO] [stderr] Compiling mio v0.6.19 [INFO] [stderr] Compiling backtrace-sys v0.1.32 [INFO] [stderr] Compiling openssl-sys v0.9.51 [INFO] [stderr] Compiling idna v0.1.5 [INFO] [stderr] Compiling idna v0.2.0 [INFO] [stderr] Compiling bytes v0.4.12 [INFO] [stderr] Compiling base64 v0.10.1 [INFO] [stderr] Compiling quote v1.0.2 [INFO] [stderr] Compiling tui v0.6.2 [INFO] [stderr] Compiling rand_chacha v0.2.1 [INFO] [stderr] Compiling mime_guess v2.0.1 [INFO] [stderr] Compiling rand v0.7.2 [INFO] [stderr] Compiling tokio-io v0.1.12 [INFO] [stderr] Compiling http v0.1.19 [INFO] [stderr] Compiling string v0.2.1 [INFO] [stderr] Compiling tokio-buf v0.1.1 [INFO] [stderr] Compiling crossbeam-epoch v0.7.2 [INFO] [stderr] Compiling url v2.1.0 [INFO] [stderr] Compiling url v1.7.2 [INFO] [stderr] Compiling mio-uds v0.6.7 [INFO] [stderr] Compiling num-traits v0.1.43 [INFO] [stderr] Compiling tokio-codec v0.1.1 [INFO] [stderr] Compiling uuid v0.7.4 [INFO] [stderr] Compiling crossbeam-deque v0.7.1 [INFO] [stderr] Compiling backtrace v0.3.40 [INFO] [stderr] Compiling tokio-reactor v0.1.10 [INFO] [stderr] Compiling tokio-threadpool v0.1.16 [INFO] [stderr] Compiling chrono v0.4.9 [INFO] [stderr] Compiling cookie v0.12.0 [INFO] [stderr] Compiling tokio-uds v0.2.5 [INFO] [stderr] Compiling tokio-tcp v0.1.3 [INFO] [stderr] Compiling tokio-udp v0.1.5 [INFO] [stderr] Compiling publicsuffix v1.5.3 [INFO] [stderr] Compiling tokio-fs v0.1.6 [INFO] [stderr] Compiling tokio v0.1.22 [INFO] [stderr] Compiling http-body v0.1.0 [INFO] [stderr] Compiling h2 v0.1.26 [INFO] [stderr] Compiling synstructure v0.12.1 [INFO] [stderr] Compiling winconsole v0.10.0 [INFO] [stderr] Compiling colored v1.8.0 [INFO] [stderr] Compiling serde_derive v1.0.101 [INFO] [stderr] Compiling failure_derive v0.1.6 [INFO] [stderr] Compiling failure v0.1.6 [INFO] [stderr] Compiling hyper-tls v0.3.2 [INFO] [stderr] Compiling serde_json v1.0.41 [INFO] [stderr] Compiling serde_urlencoded v0.5.5 [INFO] [stderr] Compiling assert-json-diff v1.0.0 [INFO] [stderr] Compiling cookie_store v0.7.0 [INFO] [stderr] Compiling mockito v0.21.0 [INFO] [stderr] Compiling reqwest v0.9.22 [INFO] [stderr] Compiling hn v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: field is never read: `by` [INFO] [stdout] --> src/hn.rs:24:5 [INFO] [stdout] | [INFO] [stdout] 24 | by: String, [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `descendants` [INFO] [stdout] --> src/hn.rs:25:5 [INFO] [stdout] | [INFO] [stdout] 25 | descendants: i64, [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `kids` [INFO] [stdout] --> src/hn.rs:26:5 [INFO] [stdout] | [INFO] [stdout] 26 | kids: Option>, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `score` [INFO] [stdout] --> src/hn.rs:27:5 [INFO] [stdout] | [INFO] [stdout] 27 | score: i64, [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `type` [INFO] [stdout] --> src/hn.rs:30:5 [INFO] [stdout] | [INFO] [stdout] 30 | r#type: String, [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0635]: unknown feature `try_trait` [INFO] [stdout] --> src/main.rs:2:12 [INFO] [stdout] | [INFO] [stdout] 2 | #![feature(try_trait)] [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to previous error; 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0635`. [INFO] [stdout] [INFO] [stderr] error: could not compile `hn` due to 2 previous errors; 5 warnings emitted [INFO] running `Command { std: "docker" "inspect" "e2f418ed7c249e1c26b301f232b3f519688508f7a477c64454623eebea9e2d58", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e2f418ed7c249e1c26b301f232b3f519688508f7a477c64454623eebea9e2d58", kill_on_drop: false }` [INFO] [stdout] e2f418ed7c249e1c26b301f232b3f519688508f7a477c64454623eebea9e2d58