[INFO] updating cached repository swkfn/rust-slack-bot-sample
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/swkfn/rust-slack-bot-sample
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/swkfn/rust-slack-bot-sample" "work/ex/pr-63247/sources/master#452087b4bf18cece2d52d7cd8c9147195e5404bf/gh/swkfn/rust-slack-bot-sample"`
[INFO] [stderr] Cloning into 'work/ex/pr-63247/sources/master#452087b4bf18cece2d52d7cd8c9147195e5404bf/gh/swkfn/rust-slack-bot-sample'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/swkfn/rust-slack-bot-sample" "work/ex/pr-63247/sources/try#757dacae0a9f1b46b3ab58a1f1232332e8fc7dab/gh/swkfn/rust-slack-bot-sample"`
[INFO] [stderr] Cloning into 'work/ex/pr-63247/sources/try#757dacae0a9f1b46b3ab58a1f1232332e8fc7dab/gh/swkfn/rust-slack-bot-sample'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] ce5f87be332ac9349fe2fa9e934e46a0ce293f0b
[INFO] sha for GitHub repo swkfn/rust-slack-bot-sample: ce5f87be332ac9349fe2fa9e934e46a0ce293f0b
[INFO] validating manifest of swkfn/rust-slack-bot-sample on toolchain master#452087b4bf18cece2d52d7cd8c9147195e5404bf
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+452087b4bf18cece2d52d7cd8c9147195e5404bf-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of swkfn/rust-slack-bot-sample on toolchain try#757dacae0a9f1b46b3ab58a1f1232332e8fc7dab
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+757dacae0a9f1b46b3ab58a1f1232332e8fc7dab-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing swkfn/rust-slack-bot-sample
[INFO] finished frobbing swkfn/rust-slack-bot-sample
[INFO] frobbed toml for swkfn/rust-slack-bot-sample written to work/ex/pr-63247/sources/master#452087b4bf18cece2d52d7cd8c9147195e5404bf/gh/swkfn/rust-slack-bot-sample/Cargo.toml
[INFO] started frobbing swkfn/rust-slack-bot-sample
[INFO] finished frobbing swkfn/rust-slack-bot-sample
[INFO] frobbed toml for swkfn/rust-slack-bot-sample written to work/ex/pr-63247/sources/try#757dacae0a9f1b46b3ab58a1f1232332e8fc7dab/gh/swkfn/rust-slack-bot-sample/Cargo.toml
[INFO] crate swkfn/rust-slack-bot-sample already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+452087b4bf18cece2d52d7cd8c9147195e5404bf-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+757dacae0a9f1b46b3ab58a1f1232332e8fc7dab-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking swkfn/rust-slack-bot-sample against try#757dacae0a9f1b46b3ab58a1f1232332e8fc7dab for pr-63247
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-63247/worker-7/try#757dacae0a9f1b46b3ab58a1f1232332e8fc7dab:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-63247/sources/try#757dacae0a9f1b46b3ab58a1f1232332e8fc7dab/gh/swkfn/rust-slack-bot-sample:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+757dacae0a9f1b46b3ab58a1f1232332e8fc7dab-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] dfd64058cbc1b6e9d8843e565415f9d7e5336a1286413e011cd749e9cbed3f4c
[INFO] running `"docker" "start" "-a" "dfd64058cbc1b6e9d8843e565415f9d7e5336a1286413e011cd749e9cbed3f4c"`
[INFO] [stderr]    Compiling syn v0.15.38
[INFO] [stderr]    Compiling serde v1.0.93
[INFO] [stderr]    Compiling backtrace-sys v0.1.29
[INFO] [stderr]     Checking tokio-executor v0.1.7
[INFO] [stderr]     Checking digest v0.8.0
[INFO] [stderr]     Checking input_buffer v0.2.0
[INFO] [stderr]     Checking flate2 v1.0.9
[INFO] [stderr]     Checking h2 v0.1.24
[INFO] [stderr]     Checking sha-1 v0.8.1
[INFO] [stderr]     Checking tokio-reactor v0.1.9
[INFO] [stderr]     Checking tokio-timer v0.2.11
[INFO] [stderr]     Checking tokio-threadpool v0.1.14
[INFO] [stderr]     Checking tokio-current-thread v0.1.6
[INFO] [stderr]     Checking tungstenite v0.6.1
[INFO] [stderr]     Checking tokio-tcp v0.1.3
[INFO] [stderr]     Checking backtrace v0.3.32
[INFO] [stderr]     Checking tokio v0.1.21
[INFO] [stderr]     Checking error-chain v0.12.1
[INFO] [stderr]     Checking publicsuffix v1.5.2
[INFO] [stderr]     Checking hyper v0.12.31
[INFO] [stderr]    Compiling synstructure v0.10.2
[INFO] [stderr]     Checking hyper-tls v0.3.2
[INFO] [stderr]    Compiling serde_derive v1.0.93
[INFO] [stderr]    Compiling failure_derive v0.1.5
[INFO] [stderr]     Checking failure v0.1.5
[INFO] [stderr]     Checking serde_json v1.0.39
[INFO] [stderr]     Checking serde_urlencoded v0.5.5
[INFO] [stderr]     Checking cookie_store v0.7.0
[INFO] [stderr]     Checking reqwest v0.9.18
[INFO] [stderr]     Checking slack_api v0.21.0
[INFO] [stderr]     Checking slack v0.22.0
[INFO] [stderr]     Checking rust_slack_bot_sample v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 40s
[INFO] running `"docker" "inspect" "dfd64058cbc1b6e9d8843e565415f9d7e5336a1286413e011cd749e9cbed3f4c"`
[INFO] running `"docker" "rm" "-f" "dfd64058cbc1b6e9d8843e565415f9d7e5336a1286413e011cd749e9cbed3f4c"`
[INFO] [stdout] dfd64058cbc1b6e9d8843e565415f9d7e5336a1286413e011cd749e9cbed3f4c