[INFO] fetching crate apath 0.1.0... [INFO] checking apath-0.1.0 against master#a5f164faad4a2fed606b8160fd7ecd2d5cbba381 for pr-84920 [INFO] extracting crate apath 0.1.0 into /workspace/builds/worker-2/source [INFO] validating manifest of crates.io crate apath 0.1.0 on toolchain a5f164faad4a2fed606b8160fd7ecd2d5cbba381 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a5f164faad4a2fed606b8160fd7ecd2d5cbba381" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate apath 0.1.0 [INFO] finished tweaking crates.io crate apath 0.1.0 [INFO] tweaked toml for crates.io crate apath 0.1.0 written to /workspace/builds/worker-2/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a5f164faad4a2fed606b8160fd7ecd2d5cbba381" "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" "+a5f164faad4a2fed606b8160fd7ecd2d5cbba381" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+a5f164faad4a2fed606b8160fd7ecd2d5cbba381" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 4b7ef0cbd8c9d1a1d9251be51daa73e620f16e03719065950f28b564805c4c23 [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" "4b7ef0cbd8c9d1a1d9251be51daa73e620f16e03719065950f28b564805c4c23", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "4b7ef0cbd8c9d1a1d9251be51daa73e620f16e03719065950f28b564805c4c23", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4b7ef0cbd8c9d1a1d9251be51daa73e620f16e03719065950f28b564805c4c23", kill_on_drop: false }` [INFO] [stdout] 4b7ef0cbd8c9d1a1d9251be51daa73e620f16e03719065950f28b564805c4c23 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+a5f164faad4a2fed606b8160fd7ecd2d5cbba381" "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] 557b2ef506af3b491d1f2066faf8cb52ba3af1f6ce5f33820878d18b345b4dce [INFO] running `Command { std: "docker" "start" "-a" "557b2ef506af3b491d1f2066faf8cb52ba3af1f6ce5f33820878d18b345b4dce", kill_on_drop: false }` [INFO] [stderr] Checking rustc-serialize v0.3.24 [INFO] [stderr] Compiling num-traits v0.2.14 [INFO] [stderr] Compiling num-integer v0.1.44 [INFO] [stderr] Compiling num-iter v0.1.42 [INFO] [stderr] Checking rand v0.4.6 [INFO] [stderr] Checking rand v0.3.23 [INFO] [stderr] Checking num-bigint v0.1.44 [INFO] [stderr] Checking num-complex v0.1.43 [INFO] [stderr] Checking num-rational v0.1.42 [INFO] [stderr] Checking num v0.1.42 [INFO] [stderr] Checking nalgebra v0.8.2 [INFO] [stderr] Checking apath v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/lib.rs:327:55 [INFO] [stdout] | [INFO] [stdout] 327 | fn path_update_fringe(&mut self, goal: Vector2, mut fringe: &mut Fringe, closed: &mut Vec>) -> bool [INFO] [stdout] | ----^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `rem_obs_at` [INFO] [stdout] --> src/lib.rs:112:5 [INFO] [stdout] | [INFO] [stdout] 112 | fn rem_obs_at(&mut self, pos: Vector2) -> () [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/lib.rs:327:55 [INFO] [stdout] | [INFO] [stdout] 327 | fn path_update_fringe(&mut self, goal: Vector2, mut fringe: &mut Fringe, closed: &mut Vec>) -> bool [INFO] [stdout] | ----^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `rem_obs_at` [INFO] [stdout] --> src/lib.rs:112:5 [INFO] [stdout] | [INFO] [stdout] 112 | fn rem_obs_at(&mut self, pos: Vector2) -> () [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] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 14.92s [INFO] running `Command { std: "docker" "inspect" "557b2ef506af3b491d1f2066faf8cb52ba3af1f6ce5f33820878d18b345b4dce", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "557b2ef506af3b491d1f2066faf8cb52ba3af1f6ce5f33820878d18b345b4dce", kill_on_drop: false }` [INFO] [stdout] 557b2ef506af3b491d1f2066faf8cb52ba3af1f6ce5f33820878d18b345b4dce