[INFO] updating cached repository yuya373/slack-rs
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/yuya373/slack-rs
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/yuya373/slack-rs" "work/ex/beta-1.38-1/sources/1.37.0/gh/yuya373/slack-rs"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/yuya373/slack-rs'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/yuya373/slack-rs" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/yuya373/slack-rs"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/yuya373/slack-rs'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 72d00539329da77df4d77a2d4d30567a51628814
[INFO] sha for GitHub repo yuya373/slack-rs: 72d00539329da77df4d77a2d4d30567a51628814
[INFO] validating manifest of yuya373/slack-rs on toolchain 1.37.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of yuya373/slack-rs on toolchain beta-2019-08-13
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing yuya373/slack-rs
[INFO] finished frobbing yuya373/slack-rs
[INFO] frobbed toml for yuya373/slack-rs written to work/ex/beta-1.38-1/sources/1.37.0/gh/yuya373/slack-rs/Cargo.toml
[INFO] started frobbing yuya373/slack-rs
[INFO] finished frobbing yuya373/slack-rs
[INFO] frobbed toml for yuya373/slack-rs written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/yuya373/slack-rs/Cargo.toml
[INFO] crate yuya373/slack-rs already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing yuya373/slack-rs against 1.37.0 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-4/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/yuya373/slack-rs:/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" "+1.37.0" "build" "--frozen"`
[INFO] [stdout] 9de99c32cc042ff37e01d31ea6faa1f7c868cb0fea8f2b7cf719731b00effd83
[INFO] running `"docker" "start" "-a" "9de99c32cc042ff37e01d31ea6faa1f7c868cb0fea8f2b7cf719731b00effd83"`
[INFO] [stderr]    Compiling openssl v0.10.12
[INFO] [stderr]    Compiling utf-8 v0.7.4
[INFO] [stderr]    Compiling dirs v1.0.3
[INFO] [stderr]    Compiling tokio-executor v0.1.4
[INFO] [stderr]    Compiling openssl-sys v0.9.36
[INFO] [stderr]    Compiling futures-cpupool v0.1.8
[INFO] [stderr]    Compiling uuid v0.7.1
[INFO] [stderr]    Compiling want v0.0.6
[INFO] [stderr]    Compiling tokio-io v0.1.8
[INFO] [stderr]    Compiling input_buffer v0.2.0
[INFO] [stderr]    Compiling toml v0.4.6
[INFO] [stderr]    Compiling digest v0.7.6
[INFO] [stderr]    Compiling serde_urlencoded v0.5.3
[INFO] [stderr]    Compiling tokio-current-thread v0.1.1
[INFO] [stderr]    Compiling tokio-timer v0.2.6
[INFO] [stderr]    Compiling parking_lot v0.6.4
[INFO] [stderr]    Compiling tokio-threadpool v0.1.6
[INFO] [stderr]    Compiling sha-1 v0.7.0
[INFO] [stderr]    Compiling tokio-codec v0.1.0
[INFO] [stderr]    Compiling h2 v0.1.12
[INFO] [stderr]    Compiling native-tls v0.2.1
[INFO] [stderr]    Compiling tokio-reactor v0.1.5
[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 tokio v0.1.8
[INFO] [stderr]    Compiling tokio-dns-unofficial v0.3.1
[INFO] [stderr]    Compiling hyper v0.12.10
[INFO] [stderr]    Compiling tungstenite v0.6.0
[INFO] [stderr]    Compiling tokio-tls v0.2.0
[INFO] [stderr]    Compiling tokio-tungstenite v0.6.0
[INFO] [stderr]    Compiling hyper-tls v0.3.0
[INFO] [stderr]    Compiling reqwest v0.9.0
[INFO] [stderr]    Compiling slack-rs v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused import: `futures::future`
[INFO] [stderr]  --> src/model/workspace.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | use futures::future;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `futures::Sink`
[INFO] [stderr]   --> src/main.rs:24:5
[INFO] [stderr]    |
[INFO] [stderr] 24 | use futures::Sink;
[INFO] [stderr]    |     ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `Channel`, `Group`, `Im`, `Me`, `Mpim`, `Team`
[INFO] [stderr]   --> src/main.rs:26:13
[INFO] [stderr]    |
[INFO] [stderr] 26 | use model::{Channel, Group, Im, Me, Mpim, Team, Workspace};
[INFO] [stderr]    |             ^^^^^^^  ^^^^^  ^^  ^^  ^^^^  ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `All`
[INFO] [stderr]  --> src/api/conversations.rs:9:5
[INFO] [stderr]   |
[INFO] [stderr] 9 |     All,
[INFO] [stderr]   |     ^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: type alias is never used: `Timestamp`
[INFO] [stderr]   --> src/model/mod.rs:22:1
[INFO] [stderr]    |
[INFO] [stderr] 22 | type Timestamp = String;
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: structure field `Type` should have a snake case name
[INFO] [stderr]   --> src/main.rs:37:5
[INFO] [stderr]    |
[INFO] [stderr] 37 |     Type: ActionType,
[INFO] [stderr]    |     ^^^^ help: convert the identifier to snake case: `type`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(non_snake_case)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/rtm/ping.rs:11:13
[INFO] [stderr]    |
[INFO] [stderr] 11 | /             tx.unbounded_send(Action::ping())
[INFO] [stderr] 12 | |                 .map_err(|err| println!("Failed to send Action::ping, {:?}", err));
[INFO] [stderr]    | |___________________________________________________________________________________^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_must_use)] on by default
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: structure field `Type` should have a snake case name
[INFO] [stderr]   --> src/rtm/handler.rs:10:5
[INFO] [stderr]    |
[INFO] [stderr] 10 |     Type: &'a str,
[INFO] [stderr]    |     ^^^^ help: convert the identifier to snake case: `type`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 21s
[INFO] running `"docker" "inspect" "9de99c32cc042ff37e01d31ea6faa1f7c868cb0fea8f2b7cf719731b00effd83"`
[INFO] running `"docker" "rm" "-f" "9de99c32cc042ff37e01d31ea6faa1f7c868cb0fea8f2b7cf719731b00effd83"`
[INFO] [stdout] 9de99c32cc042ff37e01d31ea6faa1f7c868cb0fea8f2b7cf719731b00effd83
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-4/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/yuya373/slack-rs:/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" "+1.37.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] 1fbc709b942638c83ebf1faaef6d22f1a6286572490a9cfa3782a50bd5ded293
[INFO] running `"docker" "start" "-a" "1fbc709b942638c83ebf1faaef6d22f1a6286572490a9cfa3782a50bd5ded293"`
[INFO] [stderr]    Compiling slack-rs v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused import: `futures::future`
[INFO] [stderr]  --> src/model/workspace.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | use futures::future;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `futures::Sink`
[INFO] [stderr]   --> src/main.rs:24:5
[INFO] [stderr]    |
[INFO] [stderr] 24 | use futures::Sink;
[INFO] [stderr]    |     ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `Channel`, `Group`, `Im`, `Me`, `Mpim`, `Team`
[INFO] [stderr]   --> src/main.rs:26:13
[INFO] [stderr]    |
[INFO] [stderr] 26 | use model::{Channel, Group, Im, Me, Mpim, Team, Workspace};
[INFO] [stderr]    |             ^^^^^^^  ^^^^^  ^^  ^^  ^^^^  ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `All`
[INFO] [stderr]  --> src/api/conversations.rs:9:5
[INFO] [stderr]   |
[INFO] [stderr] 9 |     All,
[INFO] [stderr]   |     ^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: type alias is never used: `Timestamp`
[INFO] [stderr]   --> src/model/mod.rs:22:1
[INFO] [stderr]    |
[INFO] [stderr] 22 | type Timestamp = String;
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: structure field `Type` should have a snake case name
[INFO] [stderr]   --> src/main.rs:37:5
[INFO] [stderr]    |
[INFO] [stderr] 37 |     Type: ActionType,
[INFO] [stderr]    |     ^^^^ help: convert the identifier to snake case: `type`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(non_snake_case)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/rtm/ping.rs:11:13
[INFO] [stderr]    |
[INFO] [stderr] 11 | /             tx.unbounded_send(Action::ping())
[INFO] [stderr] 12 | |                 .map_err(|err| println!("Failed to send Action::ping, {:?}", err));
[INFO] [stderr]    | |___________________________________________________________________________________^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_must_use)] on by default
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: structure field `Type` should have a snake case name
[INFO] [stderr]   --> src/rtm/handler.rs:10:5
[INFO] [stderr]    |
[INFO] [stderr] 10 |     Type: &'a str,
[INFO] [stderr]    |     ^^^^ help: convert the identifier to snake case: `type`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.87s
[INFO] running `"docker" "inspect" "1fbc709b942638c83ebf1faaef6d22f1a6286572490a9cfa3782a50bd5ded293"`
[INFO] running `"docker" "rm" "-f" "1fbc709b942638c83ebf1faaef6d22f1a6286572490a9cfa3782a50bd5ded293"`
[INFO] [stdout] 1fbc709b942638c83ebf1faaef6d22f1a6286572490a9cfa3782a50bd5ded293
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-4/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/yuya373/slack-rs:/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" "+1.37.0" "test" "--frozen"`
[INFO] [stdout] c0539b1ec2b04a052ba59564faac6a0b982845a4d2a8dab4f134acd80cdc1b41
[INFO] running `"docker" "start" "-a" "c0539b1ec2b04a052ba59564faac6a0b982845a4d2a8dab4f134acd80cdc1b41"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.12s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/slack_rs-63300f636a846f68
[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" "c0539b1ec2b04a052ba59564faac6a0b982845a4d2a8dab4f134acd80cdc1b41"`
[INFO] running `"docker" "rm" "-f" "c0539b1ec2b04a052ba59564faac6a0b982845a4d2a8dab4f134acd80cdc1b41"`
[INFO] [stdout] c0539b1ec2b04a052ba59564faac6a0b982845a4d2a8dab4f134acd80cdc1b41