[INFO] cloning repository https://github.com/lurppa/wacky
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/lurppa/wacky" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flurppa%2Fwacky", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flurppa%2Fwacky'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 220a0112463a1dfe11bdae67fc4be1683c4623e3
[INFO] checking lurppa/wacky against master#c5fbcd35a8217a17f6b63a22217ace06cf8f5f02 for pr-86194
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flurppa%2Fwacky" "/workspace/builds/worker-12/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-12/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/lurppa/wacky on toolchain c5fbcd35a8217a17f6b63a22217ace06cf8f5f02
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c5fbcd35a8217a17f6b63a22217ace06cf8f5f02" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/lurppa/wacky
[INFO] finished tweaking git repo https://github.com/lurppa/wacky
[INFO] tweaked toml for git repo https://github.com/lurppa/wacky written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] crate git repo https://github.com/lurppa/wacky already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c5fbcd35a8217a17f6b63a22217ace06cf8f5f02" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "+c5fbcd35a8217a17f6b63a22217ace06cf8f5f02" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 618e6f33035a3768ec18f9cb5f6e95420b6090ef14be24a821d23a342aaad08d
[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" "618e6f33035a3768ec18f9cb5f6e95420b6090ef14be24a821d23a342aaad08d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "618e6f33035a3768ec18f9cb5f6e95420b6090ef14be24a821d23a342aaad08d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "618e6f33035a3768ec18f9cb5f6e95420b6090ef14be24a821d23a342aaad08d", kill_on_drop: false }`
[INFO] [stdout] 618e6f33035a3768ec18f9cb5f6e95420b6090ef14be24a821d23a342aaad08d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "+c5fbcd35a8217a17f6b63a22217ace06cf8f5f02" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fca829d9971d92bdc163aeff13304df4503409b911ed3c08e9d0a98948b5ac46
[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" "fca829d9971d92bdc163aeff13304df4503409b911ed3c08e9d0a98948b5ac46", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.60
[INFO] [stderr]    Compiling rayon-core v1.5.0
[INFO] [stderr]    Compiling syn v0.15.42
[INFO] [stderr]    Compiling num-derive v0.2.5
[INFO] [stderr]     Checking lzw v0.10.0
[INFO] [stderr]     Checking either v1.5.2
[INFO] [stderr]     Checking color_quant v1.0.1
[INFO] [stderr]     Checking argparse v0.2.2
[INFO] [stderr]    Compiling num-traits v0.2.8
[INFO] [stderr]    Compiling num-integer v0.1.41
[INFO] [stderr]    Compiling num-iter v0.1.39
[INFO] [stderr]    Compiling num-rational v0.2.2
[INFO] [stderr]     Checking crossbeam-utils v0.6.6
[INFO] [stderr]     Checking inflate v0.4.5
[INFO] [stderr]     Checking arrayvec v0.4.11
[INFO] [stderr]     Checking deflate v0.7.20
[INFO] [stderr]     Checking gif v0.10.2
[INFO] [stderr]     Checking crossbeam-epoch v0.7.2
[INFO] [stderr]     Checking crossbeam-queue v0.1.2
[INFO] [stderr]     Checking png v0.15.0
[INFO] [stderr]     Checking crossbeam-deque v0.6.3
[INFO] [stderr]     Checking num_cpus v1.10.1
[INFO] [stderr]     Checking rayon v1.1.0
[INFO] [stderr]     Checking jpeg-decoder v0.1.15
[INFO] [stderr]     Checking tiff v0.3.1
[INFO] [stderr]     Checking image v0.22.1
[INFO] [stderr]     Checking wacky v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function is never used: `dir_format`
[INFO] [stdout]  --> src/ffmpeg.rs:4:8
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub fn dir_format(dir: &mut String) {
[INFO] [stdout]   |        ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `dir_format`
[INFO] [stdout]  --> src/ffmpeg.rs:4:8
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub fn dir_format(dir: &mut String) {
[INFO] [stdout]   |        ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 30.63s
[INFO] running `Command { std: "docker" "inspect" "fca829d9971d92bdc163aeff13304df4503409b911ed3c08e9d0a98948b5ac46", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fca829d9971d92bdc163aeff13304df4503409b911ed3c08e9d0a98948b5ac46", kill_on_drop: false }`
[INFO] [stdout] fca829d9971d92bdc163aeff13304df4503409b911ed3c08e9d0a98948b5ac46