[INFO] cloning repository https://github.com/tedgkassen/rust-slackbot
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/tedgkassen/rust-slackbot" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftedgkassen%2Frust-slackbot"`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftedgkassen%2Frust-slackbot'...
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 0e534fc25874e972c4bb2a8c41774a7f1e896208
[INFO] checking tedgkassen/rust-slackbot against master#b61e69433951e31f7bd746e22f516a48ad41623b for prs-64470-and-65389
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftedgkassen%2Frust-slackbot" "/workspace/builds/worker-3/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/tedgkassen/rust-slackbot on toolchain b61e69433951e31f7bd746e22f516a48ad41623b
[INFO] running `"/workspace/cargo-home/bin/cargo" "+b61e69433951e31f7bd746e22f516a48ad41623b" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/tedgkassen/rust-slackbot
[INFO] finished tweaking git repo https://github.com/tedgkassen/rust-slackbot
[INFO] tweaked toml for git repo https://github.com/tedgkassen/rust-slackbot written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/tedgkassen/rust-slackbot already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+b61e69433951e31f7bd746e22f516a48ad41623b" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "+b61e69433951e31f7bd746e22f516a48ad41623b" "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] b0a9b31a772ea81e71a5d1140330a91f681ddce37fadfe0492ac55fee528d4b9
[INFO] running `"docker" "start" "-a" "b0a9b31a772ea81e71a5d1140330a91f681ddce37fadfe0492ac55fee528d4b9"`
[INFO] [stderr]     Checking subprocess v0.1.16
[INFO] [stderr]     Checking want v0.0.6
[INFO] [stderr]     Checking encoding_rs v0.8.10
[INFO] [stderr]     Checking input_buffer v0.2.0
[INFO] [stderr]     Checking h2 v0.1.12
[INFO] [stderr]     Checking mime v0.3.9
[INFO] [stderr]     Checking diesel v1.3.3
[INFO] [stderr]     Checking mime_guess v2.0.0-alpha.6
[INFO] [stderr]     Checking tungstenite v0.6.0
[INFO] [stderr]     Checking hyper v0.12.11
[INFO] [stderr]     Checking hyper-tls v0.3.1
[INFO] [stderr]     Checking reqwest v0.9.2
[INFO] [stderr]     Checking slack_api v0.21.0
[INFO] [stderr]     Checking slack v0.22.0
[INFO] [stderr]     Checking mugman v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/standardmessagedispatcher.rs:14:23
[INFO] [stderr]    |
[INFO] [stderr] 14 |     handlers: Vec<Box<StandardMessageHandler>>,
[INFO] [stderr]    |                       ^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn StandardMessageHandler`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/standardmessagedispatcher.rs:19:29
[INFO] [stderr]    |
[INFO] [stderr] 19 |         let mut rs: Vec<Box<StandardMessageHandler>> = Vec::new();
[INFO] [stderr]    |                             ^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn StandardMessageHandler`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/standardmessagedispatcher.rs:14:23
[INFO] [stderr]    |
[INFO] [stderr] 14 |     handlers: Vec<Box<StandardMessageHandler>>,
[INFO] [stderr]    |                       ^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn StandardMessageHandler`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/standardmessagedispatcher.rs:19:29
[INFO] [stderr]    |
[INFO] [stderr] 19 |         let mut rs: Vec<Box<StandardMessageHandler>> = Vec::new();
[INFO] [stderr]    |                             ^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn StandardMessageHandler`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 33s
[INFO] running `"docker" "inspect" "b0a9b31a772ea81e71a5d1140330a91f681ddce37fadfe0492ac55fee528d4b9"`
[INFO] running `"docker" "rm" "-f" "b0a9b31a772ea81e71a5d1140330a91f681ddce37fadfe0492ac55fee528d4b9"`
[INFO] [stdout] b0a9b31a772ea81e71a5d1140330a91f681ddce37fadfe0492ac55fee528d4b9