[INFO] updating cached repository cesare/rust_slack_client
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/cesare/rust_slack_client
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/cesare/rust_slack_client" "work/ex/beta-1.37-6/sources/1.36.0/gh/cesare/rust_slack_client"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/cesare/rust_slack_client'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/cesare/rust_slack_client" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/cesare/rust_slack_client"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/cesare/rust_slack_client'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 6cc3488df262e171bb813216403502d05f109a54
[INFO] sha for GitHub repo cesare/rust_slack_client: 6cc3488df262e171bb813216403502d05f109a54
[INFO] validating manifest of cesare/rust_slack_client on toolchain 1.36.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of cesare/rust_slack_client on toolchain beta-2019-07-23
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing cesare/rust_slack_client
[INFO] finished frobbing cesare/rust_slack_client
[INFO] frobbed toml for cesare/rust_slack_client written to work/ex/beta-1.37-6/sources/1.36.0/gh/cesare/rust_slack_client/Cargo.toml
[INFO] started frobbing cesare/rust_slack_client
[INFO] finished frobbing cesare/rust_slack_client
[INFO] frobbed toml for cesare/rust_slack_client written to work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/cesare/rust_slack_client/Cargo.toml
[INFO] crate cesare/rust_slack_client already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing cesare/rust_slack_client against beta-2019-07-23 for beta-1.37-6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-7/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/cesare/rust_slack_client:/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=warn" "-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" "+beta-2019-07-23" "build" "--frozen"`
[INFO] [stdout] 42e41bac9afc9f281136f46e5a1c899a15152be5b747d2e113b332993a60f91e
[INFO] running `"docker" "start" "-a" "42e41bac9afc9f281136f46e5a1c899a15152be5b747d2e113b332993a60f91e"`
[INFO] [stderr]    Compiling cc v1.0.23
[INFO] [stderr]    Compiling openssl v0.10.11
[INFO] [stderr]    Compiling futures-cpupool v0.1.8
[INFO] [stderr]    Compiling mio v0.6.15
[INFO] [stderr]    Compiling tokio-timer v0.2.6
[INFO] [stderr]    Compiling tokio-current-thread v0.1.1
[INFO] [stderr]    Compiling want v0.0.6
[INFO] [stderr]    Compiling tokio-io v0.1.8
[INFO] [stderr]    Compiling http v0.1.10
[INFO] [stderr]    Compiling tokio-threadpool v0.1.6
[INFO] [stderr]    Compiling tokio-codec v0.1.0
[INFO] [stderr]    Compiling tokio-reactor v0.1.5
[INFO] [stderr]    Compiling mio-uds v0.6.6
[INFO] [stderr]    Compiling openssl-sys v0.9.35
[INFO] [stderr]    Compiling tokio-fs v0.1.3
[INFO] [stderr]    Compiling tokio-udp v0.1.2
[INFO] [stderr]    Compiling tokio-tcp v0.1.1
[INFO] [stderr]    Compiling tokio-uds v0.2.1
[INFO] [stderr]    Compiling native-tls v0.2.1
[INFO] [stderr]    Compiling tokio v0.1.8
[INFO] [stderr]    Compiling h2 v0.1.12
[INFO] [stderr]    Compiling hyper v0.12.9
[INFO] [stderr]    Compiling hyper-tls v0.3.0
[INFO] [stderr]    Compiling slack_client v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: field is never used: `client`
[INFO] [stderr]   --> src/conversation.rs:45:5
[INFO] [stderr]    |
[INFO] [stderr] 45 |     client: HttpClient,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 07s
[INFO] running `"docker" "inspect" "42e41bac9afc9f281136f46e5a1c899a15152be5b747d2e113b332993a60f91e"`
[INFO] running `"docker" "rm" "-f" "42e41bac9afc9f281136f46e5a1c899a15152be5b747d2e113b332993a60f91e"`
[INFO] [stdout] 42e41bac9afc9f281136f46e5a1c899a15152be5b747d2e113b332993a60f91e
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-7/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/cesare/rust_slack_client:/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=warn" "-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" "+beta-2019-07-23" "test" "--frozen" "--no-run"`
[INFO] [stdout] 372a3763e8e8f497eb1a5fb40da58a08108f81568b632a140646debde38e275b
[INFO] running `"docker" "start" "-a" "372a3763e8e8f497eb1a5fb40da58a08108f81568b632a140646debde38e275b"`
[INFO] [stderr]    Compiling slack_client v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: field is never used: `client`
[INFO] [stderr]   --> src/conversation.rs:45:5
[INFO] [stderr]    |
[INFO] [stderr] 45 |     client: HttpClient,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.63s
[INFO] running `"docker" "inspect" "372a3763e8e8f497eb1a5fb40da58a08108f81568b632a140646debde38e275b"`
[INFO] running `"docker" "rm" "-f" "372a3763e8e8f497eb1a5fb40da58a08108f81568b632a140646debde38e275b"`
[INFO] [stdout] 372a3763e8e8f497eb1a5fb40da58a08108f81568b632a140646debde38e275b
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-7/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/cesare/rust_slack_client:/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=warn" "-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" "+beta-2019-07-23" "test" "--frozen"`
[INFO] [stdout] e10eeb86c8c58c025d1ed959237df139447ca3d0f2dda8819ae450fba1f778f6
[INFO] running `"docker" "start" "-a" "e10eeb86c8c58c025d1ed959237df139447ca3d0f2dda8819ae450fba1f778f6"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.16s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/slack_client-e8f6fb8486b8b5da
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/crater/target/debug/deps/list_conversations-742b9a4b5df92ec7
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/crater/target/debug/deps/post_message-e4ddfd75b1df0389
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/crater/target/debug/deps/rtm-973ae9e4aa62dfa1
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/crater/target/debug/deps/show_identity-78665ae18db83017
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests slack_client
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "e10eeb86c8c58c025d1ed959237df139447ca3d0f2dda8819ae450fba1f778f6"`
[INFO] running `"docker" "rm" "-f" "e10eeb86c8c58c025d1ed959237df139447ca3d0f2dda8819ae450fba1f778f6"`
[INFO] [stdout] e10eeb86c8c58c025d1ed959237df139447ca3d0f2dda8819ae450fba1f778f6