[INFO] cloning repository https://github.com/quelledanielle/webcam
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/quelledanielle/webcam" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fquelledanielle%2Fwebcam", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fquelledanielle%2Fwebcam'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 6390f501a8058b9ac517ceb80b17999f042fcd68
[INFO] checking quelledanielle/webcam against try#b2c2190fa7bf856bb0ed5e8806266e3a2135c6f8 for pr-78363
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fquelledanielle%2Fwebcam" "/workspace/builds/worker-14/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-14/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/quelledanielle/webcam on toolchain b2c2190fa7bf856bb0ed5e8806266e3a2135c6f8
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b2c2190fa7bf856bb0ed5e8806266e3a2135c6f8" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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-14/source/Cargo.toml
[INFO] crate git repo https://github.com/quelledanielle/webcam already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b2c2190fa7bf856bb0ed5e8806266e3a2135c6f8" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+b2c2190fa7bf856bb0ed5e8806266e3a2135c6f8" "metadata" "--no-deps" "--format-version=1", 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] 06b8c2eddf94a739cec4ec9ffb6d192bb6466c20dca5244cd59b35ff3afb5e43
[INFO] running `Command { std: "docker" "start" "-a" "06b8c2eddf94a739cec4ec9ffb6d192bb6466c20dca5244cd59b35ff3afb5e43", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "06b8c2eddf94a739cec4ec9ffb6d192bb6466c20dca5244cd59b35ff3afb5e43", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "06b8c2eddf94a739cec4ec9ffb6d192bb6466c20dca5244cd59b35ff3afb5e43", kill_on_drop: false }`
[INFO] [stdout] 06b8c2eddf94a739cec4ec9ffb6d192bb6466c20dca5244cd59b35ff3afb5e43
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+b2c2190fa7bf856bb0ed5e8806266e3a2135c6f8" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 92500e7223ec8d9b75f5eef03a73afea8b7071c6c6b7d5de423793c9e7de8600
[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" "92500e7223ec8d9b75f5eef03a73afea8b7071c6c6b7d5de423793c9e7de8600", kill_on_drop: false }`
[INFO] [stderr]     Checking webcam v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: multiple patterns covering the same range
[INFO] [stdout]   --> src/lib.rs:25:13
[INFO] [stdout]    |
[INFO] [stdout] 24 |             0 ..= 40 => 0,
[INFO] [stdout]    |             -------- this range overlaps on `40_u8`
[INFO] [stdout] 25 |             40 ..= 85 => 85,
[INFO] [stdout]    |             ^^^^^^^^^ overlapping patterns
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(overlapping_patterns)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple patterns covering the same range
[INFO] [stdout]   --> src/lib.rs:26:13
[INFO] [stdout]    |
[INFO] [stdout] 25 |             40 ..= 85 => 85,
[INFO] [stdout]    |             --------- this range overlaps on `85_u8`
[INFO] [stdout] 26 |             85 ..= 170 => 170,
[INFO] [stdout]    |             ^^^^^^^^^^ overlapping patterns
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `iterator_step_by` has been stable since 1.28.0 and no longer requires an attribute to enable
[INFO] [stdout]  --> src/lib.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(iterator_step_by)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple patterns covering the same range
[INFO] [stdout]   --> src/lib.rs:25:13
[INFO] [stdout]    |
[INFO] [stdout] 24 |             0 ..= 40 => 0,
[INFO] [stdout]    |             -------- this range overlaps on `40_u8`
[INFO] [stdout] 25 |             40 ..= 85 => 85,
[INFO] [stdout]    |             ^^^^^^^^^ overlapping patterns
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(overlapping_patterns)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple patterns covering the same range
[INFO] [stdout]   --> src/lib.rs:26:13
[INFO] [stdout]    |
[INFO] [stdout] 25 |             40 ..= 85 => 85,
[INFO] [stdout]    |             --------- this range overlaps on `85_u8`
[INFO] [stdout] 26 |             85 ..= 170 => 170,
[INFO] [stdout]    |             ^^^^^^^^^^ overlapping patterns
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `iterator_step_by` has been stable since 1.28.0 and no longer requires an attribute to enable
[INFO] [stdout]  --> src/lib.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(iterator_step_by)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.52s
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "92500e7223ec8d9b75f5eef03a73afea8b7071c6c6b7d5de423793c9e7de8600", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "92500e7223ec8d9b75f5eef03a73afea8b7071c6c6b7d5de423793c9e7de8600", kill_on_drop: false }`
[INFO] [stdout] 92500e7223ec8d9b75f5eef03a73afea8b7071c6c6b7d5de423793c9e7de8600