[INFO] fetching crate numtraits 0.0.1... [INFO] checking numtraits-0.0.1 against try#f6e2f78768c57172b99c3e85892f867894dc7e30 for pr-75502 [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 f6e2f78768c57172b99c3e85892f867894dc7e30 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f6e2f78768c57172b99c3e85892f867894dc7e30" "read-manifest" "--manifest-path" "Cargo.toml", 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" "+f6e2f78768c57172b99c3e85892f867894dc7e30" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f6e2f78768c57172b99c3e85892f867894dc7e30" "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:e18d859f9e32a1da89bc7b2d7d51e13b57342044d1295d9fc0dd0068c58eb3d1" "/opt/rustwide/cargo-home/bin/cargo" "+f6e2f78768c57172b99c3e85892f867894dc7e30" "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] f39a37d84114e3a744cb6b6a9894dc52cd312e771967ac3b1393366f977c1c97 [INFO] running `Command { std: "docker" "start" "-a" "f39a37d84114e3a744cb6b6a9894dc52cd312e771967ac3b1393366f977c1c97", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "f39a37d84114e3a744cb6b6a9894dc52cd312e771967ac3b1393366f977c1c97", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f39a37d84114e3a744cb6b6a9894dc52cd312e771967ac3b1393366f977c1c97", kill_on_drop: false }` [INFO] [stdout] f39a37d84114e3a744cb6b6a9894dc52cd312e771967ac3b1393366f977c1c97 [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:e18d859f9e32a1da89bc7b2d7d51e13b57342044d1295d9fc0dd0068c58eb3d1" "/opt/rustwide/cargo-home/bin/cargo" "+f6e2f78768c57172b99c3e85892f867894dc7e30" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 0382a3eeeb78a8bf3542e308ff3d680bc3790df8f66e9a58b5bf681c208b0aec [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" "0382a3eeeb78a8bf3542e308ff3d680bc3790df8f66e9a58b5bf681c208b0aec", 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 0.36s [INFO] running `Command { std: "docker" "inspect" "0382a3eeeb78a8bf3542e308ff3d680bc3790df8f66e9a58b5bf681c208b0aec", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0382a3eeeb78a8bf3542e308ff3d680bc3790df8f66e9a58b5bf681c208b0aec", kill_on_drop: false }` [INFO] [stdout] 0382a3eeeb78a8bf3542e308ff3d680bc3790df8f66e9a58b5bf681c208b0aec