[INFO] updating cached repository https://github.com/quelledanielle/webcam
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 6390f501a8058b9ac517ceb80b17999f042fcd68
[INFO] checking quelledanielle/webcam against try#1a608893c03d7722effeb0058e82770bd36b4b3c for pr-66504-1
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fquelledanielle%2Fwebcam" "/workspace/builds/worker-2/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/quelledanielle/webcam on toolchain 1a608893c03d7722effeb0058e82770bd36b4b3c
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1a608893c03d7722effeb0058e82770bd36b4b3c" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/quelledanielle/webcam
[INFO] finished tweaking git repo https://github.com/quelledanielle/webcam
[INFO] tweaked toml for git repo https://github.com/quelledanielle/webcam written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/quelledanielle/webcam already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1a608893c03d7722effeb0058e82770bd36b4b3c" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1a608893c03d7722effeb0058e82770bd36b4b3c" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 7407e56edcfdcd33cc0bc4aa48a4b94ccea8705d479c6148d62fafb60ae007b3
[INFO] running `"docker" "start" "-a" "7407e56edcfdcd33cc0bc4aa48a4b94ccea8705d479c6148d62fafb60ae007b3"`
[INFO] [stderr]     Checking webcam v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: multiple patterns covering the same range
[INFO] [stderr]   --> src/lib.rs:25:13
[INFO] [stderr]    |
[INFO] [stderr] 24 |             0 ..= 40 => 0,
[INFO] [stderr]    |             -------- this range overlaps on `40u8`
[INFO] [stderr] 25 |             40 ..= 85 => 85,
[INFO] [stderr]    |             ^^^^^^^^^ overlapping patterns
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(overlapping_patterns)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: multiple patterns covering the same range
[INFO] [stderr]   --> src/lib.rs:26:13
[INFO] [stderr]    |
[INFO] [stderr] 25 |             40 ..= 85 => 85,
[INFO] [stderr]    |             --------- this range overlaps on `85u8`
[INFO] [stderr] 26 |             85 ..= 170 => 170,
[INFO] [stderr]    |             ^^^^^^^^^^ overlapping patterns
[INFO] [stderr] 
[INFO] [stderr] warning: the feature `iterator_step_by` has been stable since 1.28.0 and no longer requires an attribute to enable
[INFO] [stderr]  --> src/lib.rs:1:12
[INFO] [stderr]   |
[INFO] [stderr] 1 | #![feature(iterator_step_by)]
[INFO] [stderr]   |            ^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(stable_features)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: multiple patterns covering the same range
[INFO] [stderr]   --> src/lib.rs:25:13
[INFO] [stderr]    |
[INFO] [stderr] 24 |             0 ..= 40 => 0,
[INFO] [stderr]    |             -------- this range overlaps on `40u8`
[INFO] [stderr] 25 |             40 ..= 85 => 85,
[INFO] [stderr]    |             ^^^^^^^^^ overlapping patterns
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(overlapping_patterns)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: multiple patterns covering the same range
[INFO] [stderr]   --> src/lib.rs:26:13
[INFO] [stderr]    |
[INFO] [stderr] 25 |             40 ..= 85 => 85,
[INFO] [stderr]    |             --------- this range overlaps on `85u8`
[INFO] [stderr] 26 |             85 ..= 170 => 170,
[INFO] [stderr]    |             ^^^^^^^^^^ overlapping patterns
[INFO] [stderr] 
[INFO] [stderr] warning: the feature `iterator_step_by` has been stable since 1.28.0 and no longer requires an attribute to enable
[INFO] [stderr]  --> src/lib.rs:1:12
[INFO] [stderr]   |
[INFO] [stderr] 1 | #![feature(iterator_step_by)]
[INFO] [stderr]   |            ^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(stable_features)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.88s
[INFO] running `"docker" "inspect" "7407e56edcfdcd33cc0bc4aa48a4b94ccea8705d479c6148d62fafb60ae007b3"`
[INFO] running `"docker" "rm" "-f" "7407e56edcfdcd33cc0bc4aa48a4b94ccea8705d479c6148d62fafb60ae007b3"`
[INFO] [stdout] 7407e56edcfdcd33cc0bc4aa48a4b94ccea8705d479c6148d62fafb60ae007b3