[INFO] cloning repository https://github.com/comet-rs/comet
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/comet-rs/comet" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcomet-rs%2Fcomet", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcomet-rs%2Fcomet'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 0054c5719cfe0ee343e72fb6133e86f0492bbd0d
[INFO] checking comet-rs/comet against master#5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f for pr-87248
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcomet-rs%2Fcomet" "/workspace/builds/worker-2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/comet-rs/comet on toolchain 5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/comet-rs/comet
[INFO] finished tweaking git repo https://github.com/comet-rs/comet
[INFO] tweaked toml for git repo https://github.com/comet-rs/comet written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/comet-rs/comet already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "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-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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5f6ec0f35f73bd82d20c8693059d2dd3b983d5f146f1c5bdd16acf214a6fb3c9
[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" "5f6ec0f35f73bd82d20c8693059d2dd3b983d5f146f1c5bdd16acf214a6fb3c9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5f6ec0f35f73bd82d20c8693059d2dd3b983d5f146f1c5bdd16acf214a6fb3c9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5f6ec0f35f73bd82d20c8693059d2dd3b983d5f146f1c5bdd16acf214a6fb3c9", kill_on_drop: false }`
[INFO] [stdout] 5f6ec0f35f73bd82d20c8693059d2dd3b983d5f146f1c5bdd16acf214a6fb3c9
[INFO] running `Command { std: "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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 32255830d0569d00e9d4b000a451b971779a91f721fc979a7a067e4886b20add
[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" "32255830d0569d00e9d4b000a451b971779a91f721fc979a7a067e4886b20add", kill_on_drop: false }`
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[INFO] [stderr]     Checking comet v0.1.0 (/opt/rustwide/workdir/comet)
[INFO] [stdout] warning: unused variable: `inner`
[INFO] [stdout]   --> comet/src/processor/trojan/mod.rs:37:13
[INFO] [stdout]    |
[INFO] [stdout] 37 |     let mut inner = BundleConfigInner {
[INFO] [stdout]    |             ^^^^^ help: if this is intentional, prefix it with an underscore: `_inner`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `inner`
[INFO] [stdout]   --> comet/src/processor/trojan/mod.rs:37:13
[INFO] [stdout]    |
[INFO] [stdout] 37 |     let mut inner = BundleConfigInner {
[INFO] [stdout]    |             ^^^^^ help: if this is intentional, prefix it with an underscore: `_inner`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> comet/src/processor/trojan/mod.rs:37:9
[INFO] [stdout]    |
[INFO] [stdout] 37 |     let mut inner = BundleConfigInner {
[INFO] [stdout]    |         ----^^^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> comet/src/processor/trojan/mod.rs:37:9
[INFO] [stdout]    |
[INFO] [stdout] 37 |     let mut inner = BundleConfigInner {
[INFO] [stdout]    |         ----^^^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` on by default
[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]     Checking comet-android v0.1.0 (/opt/rustwide/workdir/comet-android)
[INFO] [stderr]     Checking comet-bin v0.1.0 (/opt/rustwide/workdir/comet-bin)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2m 18s
[INFO] running `Command { std: "docker" "inspect" "32255830d0569d00e9d4b000a451b971779a91f721fc979a7a067e4886b20add", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "32255830d0569d00e9d4b000a451b971779a91f721fc979a7a067e4886b20add", kill_on_drop: false }`
[INFO] [stdout] 32255830d0569d00e9d4b000a451b971779a91f721fc979a7a067e4886b20add