[INFO] cloning repository https://github.com/Gopiandcode/image-masker
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Gopiandcode/image-masker" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FGopiandcode%2Fimage-masker", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FGopiandcode%2Fimage-masker'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 7a85cc6658bd21d39a2dc90307e44d8e7fac22a6
[INFO] checking Gopiandcode/image-masker against master#a609fb45efad59dfd459c76e50899be9f0583b5a for pr-80579
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FGopiandcode%2Fimage-masker" "/workspace/builds/worker-9/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-9/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Gopiandcode/image-masker on toolchain a609fb45efad59dfd459c76e50899be9f0583b5a
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Gopiandcode/image-masker
[INFO] finished tweaking git repo https://github.com/Gopiandcode/image-masker
[INFO] tweaked toml for git repo https://github.com/Gopiandcode/image-masker written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] crate git repo https://github.com/Gopiandcode/image-masker already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4e33ee230a89b78d7bc5717817fc5f6a6ac30e58ba3e2be2cb4c4ee66582329d
[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" "4e33ee230a89b78d7bc5717817fc5f6a6ac30e58ba3e2be2cb4c4ee66582329d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4e33ee230a89b78d7bc5717817fc5f6a6ac30e58ba3e2be2cb4c4ee66582329d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4e33ee230a89b78d7bc5717817fc5f6a6ac30e58ba3e2be2cb4c4ee66582329d", kill_on_drop: false }`
[INFO] [stdout] 4e33ee230a89b78d7bc5717817fc5f6a6ac30e58ba3e2be2cb4c4ee66582329d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d0d35ee13f7fe86d2b6bc5a6eb359a5481e70fdf7849cc3d4a4bc8df45fbfdac
[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" "d0d35ee13f7fe86d2b6bc5a6eb359a5481e70fdf7849cc3d4a4bc8df45fbfdac", kill_on_drop: false }`
[INFO] [stderr]     Checking cfg-if v0.1.5
[INFO] [stderr]    Compiling proc-macro2 v0.4.13
[INFO] [stderr]     Checking libc v0.2.43
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]     Checking byteorder v1.2.6
[INFO] [stderr]     Checking argparse v0.2.1
[INFO] [stderr]     Checking inflate v0.4.3
[INFO] [stderr]     Checking num-traits v0.2.5
[INFO] [stderr]    Compiling rayon v1.0.2
[INFO] [stderr]     Checking gif v0.10.0
[INFO] [stderr]     Checking crossbeam-utils v0.2.2
[INFO] [stderr]     Checking crossbeam-epoch v0.3.1
[INFO] [stderr]     Checking deflate v0.7.18
[INFO] [stderr]     Checking crossbeam-deque v0.2.0
[INFO] [stderr]     Checking num_cpus v1.8.0
[INFO] [stderr]    Compiling quote v0.6.8
[INFO] [stderr]     Checking rayon-core v1.4.1
[INFO] [stderr]     Checking num-integer v0.1.39
[INFO] [stderr]    Compiling syn v0.14.9
[INFO] [stderr]     Checking num-iter v0.1.37
[INFO] [stderr]     Checking num-rational v0.1.42
[INFO] [stderr]     Checking png v0.12.0
[INFO] [stderr]     Checking jpeg-decoder v0.1.15
[INFO] [stderr]    Compiling num-derive v0.2.2
[INFO] [stderr]     Checking image v0.19.0
[INFO] [stderr]     Checking image-masker v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: value assigned to `dx` is never read
[INFO] [stdout]    --> src/main.rs:193:9
[INFO] [stdout]     |
[INFO] [stdout] 193 |     let mut dx : i32 = 0;
[INFO] [stdout]     |         ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `dy` is never read
[INFO] [stdout]    --> src/main.rs:194:9
[INFO] [stdout]     |
[INFO] [stdout] 194 |     let mut dy : i32 = 0;
[INFO] [stdout]     |         ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `dx` is never read
[INFO] [stdout]    --> src/main.rs:193:9
[INFO] [stdout]     |
[INFO] [stdout] 193 |     let mut dx : i32 = 0;
[INFO] [stdout]     |         ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `dy` is never read
[INFO] [stdout]    --> src/main.rs:194:9
[INFO] [stdout]     |
[INFO] [stdout] 194 |     let mut dy : i32 = 0;
[INFO] [stdout]     |         ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 22.28s
[INFO] running `Command { std: "docker" "inspect" "d0d35ee13f7fe86d2b6bc5a6eb359a5481e70fdf7849cc3d4a4bc8df45fbfdac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d0d35ee13f7fe86d2b6bc5a6eb359a5481e70fdf7849cc3d4a4bc8df45fbfdac", kill_on_drop: false }`
[INFO] [stdout] d0d35ee13f7fe86d2b6bc5a6eb359a5481e70fdf7849cc3d4a4bc8df45fbfdac