[INFO] fetching crate numtraits 0.0.1... [INFO] checking numtraits-0.0.1 against try#45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4 for pr-83744 [INFO] extracting crate numtraits 0.0.1 into /workspace/builds/worker-4/source [INFO] validating manifest of crates.io crate numtraits 0.0.1 on toolchain 45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate numtraits 0.0.1 [INFO] finished tweaking crates.io crate numtraits 0.0.1 [INFO] tweaked toml for crates.io crate numtraits 0.0.1 written to /workspace/builds/worker-4/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "rustops/crates-build-env@sha256:c46a2d1a26fb48b37929c74ca49dd9409f2375a0a3bdb8fe07617f3ffccaa889" "/opt/rustwide/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 62ff04cff47dacc62e01603663e99ec26a08848d1044428d5969d119baf9999d [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "62ff04cff47dacc62e01603663e99ec26a08848d1044428d5969d119baf9999d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "62ff04cff47dacc62e01603663e99ec26a08848d1044428d5969d119baf9999d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "62ff04cff47dacc62e01603663e99ec26a08848d1044428d5969d119baf9999d", kill_on_drop: false }` [INFO] [stdout] 62ff04cff47dacc62e01603663e99ec26a08848d1044428d5969d119baf9999d [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "rustops/crates-build-env@sha256:c46a2d1a26fb48b37929c74ca49dd9409f2375a0a3bdb8fe07617f3ffccaa889" "/opt/rustwide/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 22c46c6979060f4de0ea1c52bbdd25fdea9777e0c6718fc05b663d23ba780092 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "22c46c6979060f4de0ea1c52bbdd25fdea9777e0c6718fc05b663d23ba780092", kill_on_drop: false }` [INFO] [stderr] Checking numtraits v0.0.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused macro definition [INFO] [stdout] --> src/lib.rs:50:1 [INFO] [stdout] | [INFO] [stdout] 50 | / macro_rules! from_to { [INFO] [stdout] 51 | | ($tr:ident, $f:ident, $t:ident) => { [INFO] [stdout] 52 | | impl $tr<$f> for $t { [INFO] [stdout] 53 | | fn from(x: $f) -> $t { x as $t } [INFO] [stdout] 54 | | } [INFO] [stdout] 55 | | } [INFO] [stdout] 56 | | } [INFO] [stdout] | |_^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_macros)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused macro definition [INFO] [stdout] --> src/lib.rs:50:1 [INFO] [stdout] | [INFO] [stdout] 50 | / macro_rules! from_to { [INFO] [stdout] 51 | | ($tr:ident, $f:ident, $t:ident) => { [INFO] [stdout] 52 | | impl $tr<$f> for $t { [INFO] [stdout] 53 | | fn from(x: $f) -> $t { x as $t } [INFO] [stdout] 54 | | } [INFO] [stdout] 55 | | } [INFO] [stdout] 56 | | } [INFO] [stdout] | |_^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_macros)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `doit` [INFO] [stdout] --> src/lib.rs:121:4 [INFO] [stdout] | [INFO] [stdout] 121 | fn doit>() { [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.52s [INFO] running `Command { std: "docker" "inspect" "22c46c6979060f4de0ea1c52bbdd25fdea9777e0c6718fc05b663d23ba780092", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "22c46c6979060f4de0ea1c52bbdd25fdea9777e0c6718fc05b663d23ba780092", kill_on_drop: false }` [INFO] [stdout] 22c46c6979060f4de0ea1c52bbdd25fdea9777e0c6718fc05b663d23ba780092