[INFO] updating cached repository https://github.com/rojo-rbx/tarmac
[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] [stderr] From https://github.com/rojo-rbx/tarmac
[INFO] [stderr]    a55c86b..7dc5115  assets-as-groups   -> assets-as-groups
[INFO] [stderr]  * [new branch]      input-config-index -> input-config-index
[INFO] [stderr]    a900316..5923a46  master             -> master
[INFO] [stderr]  * [new branch]      rethink-again      -> rethink-again
[INFO] [stderr]  * [new branch]      v0.1.x             -> v0.1.x
[INFO] [stderr]  * [new tag]         v0.1.0             -> v0.1.0
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 5923a463ba98b24a19bcc9493c8473e6837616b9
[INFO] checking rojo-rbx/tarmac against master#30ca215b4e38b32aa7abdd635c5e2d56f5724494 for pr-66037
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frojo-rbx%2Ftarmac" "/workspace/builds/worker-8/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/rojo-rbx/tarmac on toolchain 30ca215b4e38b32aa7abdd635c5e2d56f5724494
[INFO] running `"/workspace/cargo-home/bin/cargo" "+30ca215b4e38b32aa7abdd635c5e2d56f5724494" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/rojo-rbx/tarmac
[INFO] finished tweaking git repo https://github.com/rojo-rbx/tarmac
[INFO] tweaked toml for git repo https://github.com/rojo-rbx/tarmac written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate git repo https://github.com/rojo-rbx/tarmac already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+30ca215b4e38b32aa7abdd635c5e2d56f5724494" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "+30ca215b4e38b32aa7abdd635c5e2d56f5724494" "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] 4c7d5d526dbdced71d0b5fd0b1b5122497981dc356e71fe5c1c8c84ae38f9c70
[INFO] running `"docker" "start" "-a" "4c7d5d526dbdced71d0b5fd0b1b5122497981dc356e71fe5c1c8c84ae38f9c70"`
[INFO] [stderr]     Checking flate2 v1.0.13
[INFO] [stderr]    Compiling rustversion v1.0.1
[INFO] [stderr]    Compiling syn-mid v0.4.0
[INFO] [stderr]     Checking h2 v0.1.26
[INFO] [stderr]     Checking publicsuffix v1.5.4
[INFO] [stderr]     Checking native-tls v0.2.3
[INFO] [stderr]    Compiling snafu-derive v0.6.0
[INFO] [stderr]     Checking env_logger v0.7.1
[INFO] [stderr]     Checking serde v1.0.104
[INFO] [stderr]     Checking sha2 v0.8.0
[INFO] [stderr]     Checking tokio-reactor v0.1.11
[INFO] [stderr]     Checking failure v0.1.6
[INFO] [stderr]     Checking tokio-threadpool v0.1.17
[INFO] [stderr]     Checking tokio-tcp v0.1.3
[INFO] [stderr]     Checking tokio v0.1.22
[INFO] [stderr]    Compiling proc-macro-error v0.4.4
[INFO] [stderr]    Compiling proc-macro-error-attr v0.4.3
[INFO] [stderr]     Checking hyper v0.12.35
[INFO] [stderr]     Checking snafu v0.6.0
[INFO] [stderr]    Compiling structopt-derive v0.4.0
[INFO] [stderr]     Checking hyper-tls v0.3.2
[INFO] [stderr]     Checking serde_json v1.0.44
[INFO] [stderr]     Checking serde_urlencoded v0.5.5
[INFO] [stderr]     Checking toml v0.5.5
[INFO] [stderr]     Checking structopt v0.3.7
[INFO] [stderr]     Checking cookie_store v0.7.0
[INFO] [stderr]     Checking reqwest v0.9.24
[INFO] [stderr]     Checking tarmac v0.2.0-dev (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused variable: `hash`
[INFO] [stderr]    --> src/commands/sync.rs:244:29
[INFO] [stderr]     |
[INFO] [stderr] 244 |                         let hash = generate_asset_hash(&image_data);
[INFO] [stderr]     |                             ^^^^ help: consider prefixing with an underscore: `_hash`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `hash`
[INFO] [stderr]    --> src/commands/sync.rs:244:29
[INFO] [stderr]     |
[INFO] [stderr] 244 |                         let hash = generate_asset_hash(&image_data);
[INFO] [stderr]     |                             ^^^^ help: consider prefixing with an underscore: `_hash`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 00s
[INFO] running `"docker" "inspect" "4c7d5d526dbdced71d0b5fd0b1b5122497981dc356e71fe5c1c8c84ae38f9c70"`
[INFO] running `"docker" "rm" "-f" "4c7d5d526dbdced71d0b5fd0b1b5122497981dc356e71fe5c1c8c84ae38f9c70"`
[INFO] [stdout] 4c7d5d526dbdced71d0b5fd0b1b5122497981dc356e71fe5c1c8c84ae38f9c70