[INFO] cloning repository https://github.com/oll3/rstris
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/oll3/rstris" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Foll3%2Frstris", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Foll3%2Frstris'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 1c37565f863b618a897144765c5c428c4240da4c
[INFO] checking oll3/rstris against master#4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5 for pr-81174
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Foll3%2Frstris" "/workspace/builds/worker-1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/oll3/rstris on toolchain 4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/oll3/rstris
[INFO] removed 1 missing examples
[INFO] finished tweaking git repo https://github.com/oll3/rstris
[INFO] tweaked toml for git repo https://github.com/oll3/rstris written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate git repo https://github.com/oll3/rstris already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] fe6a20451bd41ed308ea4f3310b8183037a79fb8140160e0d764a613b7316069
[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" "fe6a20451bd41ed308ea4f3310b8183037a79fb8140160e0d764a613b7316069", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fe6a20451bd41ed308ea4f3310b8183037a79fb8140160e0d764a613b7316069", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fe6a20451bd41ed308ea4f3310b8183037a79fb8140160e0d764a613b7316069", kill_on_drop: false }`
[INFO] [stdout] fe6a20451bd41ed308ea4f3310b8183037a79fb8140160e0d764a613b7316069
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7bd41e0e29bb42d9321e56144e73472db4cf3ed0f0d3e1f5b9f364b6054b96d9
[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" "7bd41e0e29bb42d9321e56144e73472db4cf3ed0f0d3e1f5b9f364b6054b96d9", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.58
[INFO] [stderr]     Checking cfg-if v0.1.9
[INFO] [stderr]     Checking rstris v0.1.0 (/opt/rustwide/workdir)
[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 sdl2-sys v0.32.6
[INFO] [stderr]     Checking log v0.4.6
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]   --> src/find_path.rs:33:5
[INFO] [stdout]    |
[INFO] [stdout] 33 |     ((start.x() - end.x()).abs() as u64 + (start.dir() - end.dir()).abs() as u64)
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]   --> src/matrix2.rs:64:9
[INFO] [stdout]    |
[INFO] [stdout] 64 |         (p1 * self.width() as usize + p0)
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking fern v0.5.8
[INFO] [stderr]    Compiling sdl2 v0.32.2
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking rand_os v0.1.3
[INFO] [stderr]     Checking time v0.1.42
[INFO] [stderr]     Checking rand v0.6.5
[INFO] [stderr]     Checking chrono v0.4.7
[INFO] [stderr]     Checking num v0.1.42
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]   --> src/find_path.rs:33:5
[INFO] [stdout]    |
[INFO] [stdout] 33 |     ((start.x() - end.x()).abs() as u64 + (start.dir() - end.dir()).abs() as u64)
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]   --> src/matrix2.rs:64:9
[INFO] [stdout]    |
[INFO] [stdout] 64 |         (p1 * self.width() as usize + p0)
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 13.19s
[INFO] running `Command { std: "docker" "inspect" "7bd41e0e29bb42d9321e56144e73472db4cf3ed0f0d3e1f5b9f364b6054b96d9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7bd41e0e29bb42d9321e56144e73472db4cf3ed0f0d3e1f5b9f364b6054b96d9", kill_on_drop: false }`
[INFO] [stdout] 7bd41e0e29bb42d9321e56144e73472db4cf3ed0f0d3e1f5b9f364b6054b96d9