[INFO] crate yobot 0.1.1 is already in cache
[INFO] extracting crate yobot 0.1.1 into work/ex/beta-1.38-1/sources/1.37.0/reg/yobot/0.1.1
[INFO] extracting crate yobot 0.1.1 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/yobot/0.1.1
[INFO] validating manifest of yobot-0.1.1 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 yobot-0.1.1 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 yobot-0.1.1
[INFO] finished frobbing yobot-0.1.1
[INFO] frobbed toml for yobot-0.1.1 written to work/ex/beta-1.38-1/sources/1.37.0/reg/yobot/0.1.1/Cargo.toml
[INFO] started frobbing yobot-0.1.1
[INFO] finished frobbing yobot-0.1.1
[INFO] frobbed toml for yobot-0.1.1 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/yobot/0.1.1/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[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] [stderr]     Blocking waiting for file lock on package cache
[INFO] testing yobot-0.1.1 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-1/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/yobot/0.1.1:/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] 5e87f5e4e2235c1fb5f3eff44fbb723113343ea0278ee6951af9142a60376280
[INFO] running `"docker" "start" "-a" "5e87f5e4e2235c1fb5f3eff44fbb723113343ea0278ee6951af9142a60376280"`
[INFO] [stderr]    Compiling base64 v0.5.2
[INFO] [stderr]    Compiling serde_codegen_internals v0.14.2
[INFO] [stderr]    Compiling libflate v0.1.27
[INFO] [stderr]    Compiling serde_urlencoded v0.4.3
[INFO] [stderr]    Compiling serde_urlencoded v0.5.5
[INFO] [stderr]    Compiling serde_json v0.9.10
[INFO] [stderr]    Compiling tokio-tls v0.1.4
[INFO] [stderr]    Compiling tungstenite v0.2.4
[INFO] [stderr]    Compiling hyper-tls v0.1.4
[INFO] [stderr]    Compiling serde_derive v0.9.15
[INFO] [stderr]    Compiling reqwest v0.7.3
[INFO] [stderr]    Compiling reqwest v0.4.0
[INFO] [stderr]    Compiling slack_api v0.17.0
[INFO] [stderr]    Compiling slack v0.18.0
[INFO] [stderr]    Compiling yobot v0.1.1 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/yobot.rs:30:24
[INFO] [stderr]    |
[INFO] [stderr] 30 |     listeners: Vec<Box<MessageListener>>,
[INFO] [stderr]    |                        ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn MessageListener`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(bare_trait_objects)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'core::str::<impl str>::slice_unchecked': use `get_unchecked(begin..end)` instead
[INFO] [stderr]   --> src/slackhandler.rs:74:35
[INFO] [stderr]    |
[INFO] [stderr] 74 |                 message = message.slice_unchecked(prefix_len, message_len);
[INFO] [stderr]    |                                   ^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(deprecated)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 55.53s
[INFO] running `"docker" "inspect" "5e87f5e4e2235c1fb5f3eff44fbb723113343ea0278ee6951af9142a60376280"`
[INFO] running `"docker" "rm" "-f" "5e87f5e4e2235c1fb5f3eff44fbb723113343ea0278ee6951af9142a60376280"`
[INFO] [stdout] 5e87f5e4e2235c1fb5f3eff44fbb723113343ea0278ee6951af9142a60376280
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-1/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/yobot/0.1.1:/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] 17ba0eddb1df590938e7c1cc90e92b01777e276c0ba28578bc4c4522dc582f6f
[INFO] running `"docker" "start" "-a" "17ba0eddb1df590938e7c1cc90e92b01777e276c0ba28578bc4c4522dc582f6f"`
[INFO] [stderr]    Compiling yobot v0.1.1 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/yobot.rs:30:24
[INFO] [stderr]    |
[INFO] [stderr] 30 |     listeners: Vec<Box<MessageListener>>,
[INFO] [stderr]    |                        ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn MessageListener`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(bare_trait_objects)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'core::str::<impl str>::slice_unchecked': use `get_unchecked(begin..end)` instead
[INFO] [stderr]   --> src/slackhandler.rs:74:35
[INFO] [stderr]    |
[INFO] [stderr] 74 |                 message = message.slice_unchecked(prefix_len, message_len);
[INFO] [stderr]    |                                   ^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(deprecated)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 9.12s
[INFO] running `"docker" "inspect" "17ba0eddb1df590938e7c1cc90e92b01777e276c0ba28578bc4c4522dc582f6f"`
[INFO] running `"docker" "rm" "-f" "17ba0eddb1df590938e7c1cc90e92b01777e276c0ba28578bc4c4522dc582f6f"`
[INFO] [stdout] 17ba0eddb1df590938e7c1cc90e92b01777e276c0ba28578bc4c4522dc582f6f
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-1/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/yobot/0.1.1:/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] 9379b9b1bfdeb36b2c25c1cd23400d244749cc85667c20969c94a9154f3a9b56
[INFO] running `"docker" "start" "-a" "9379b9b1bfdeb36b2c25c1cd23400d244749cc85667c20969c94a9154f3a9b56"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.18s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/yobot-e5c49d3b8a01c259
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test slackhandler::tests::can_handle ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests yobot
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test src/yobot.rs - yobot (line 7) ... FAILED
[INFO] [stdout] test src/lib.rs -  (line 25) ... FAILED
[INFO] [stdout] test src/listener.rs - listener::MessageListener (line 25) ... ok
[INFO] [stdout] test src/slackhandler.rs - slackhandler (line 8) ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/yobot.rs - yobot (line 7) stdout ----
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type or module `env`
[INFO] [stdout]  --> src/yobot.rs:9:23
[INFO] [stdout]   |
[INFO] [stdout] 4 |     let token = match env::var("SLACK_BOT_TOKEN") {
[INFO] [stdout]   |                       ^^^ use of undeclared type or module `env`
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type or module `env`
[INFO] [stdout]  --> src/yobot.rs:13:26
[INFO] [stdout]   |
[INFO] [stdout] 8 |     let bot_name = match env::var("SLACK_BOT_NAME") {
[INFO] [stdout]   |                          ^^^ use of undeclared type or module `env`
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type or module `EchoListener`
[INFO] [stdout]   --> src/yobot.rs:18:20
[INFO] [stdout]    |
[INFO] [stdout] 13 |     let listener = EchoListener::new();
[INFO] [stdout]    |                    ^^^^^^^^^^^^ use of undeclared type or module `EchoListener`
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type or module `Yobot`
[INFO] [stdout]   --> src/yobot.rs:19:21
[INFO] [stdout]    |
[INFO] [stdout] 14 |     let mut yobot = Yobot::new();
[INFO] [stdout]    |                     ^^^^^ use of undeclared type or module `Yobot`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 4 previous errors
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs -  (line 25) stdout ----
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type or module `env`
[INFO] [stdout]  --> src/lib.rs:27:23
[INFO] [stdout]   |
[INFO] [stdout] 4 |     let token = match env::var("SLACK_BOT_TOKEN") {
[INFO] [stdout]   |                       ^^^ use of undeclared type or module `env`
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type or module `env`
[INFO] [stdout]  --> src/lib.rs:31:26
[INFO] [stdout]   |
[INFO] [stdout] 8 |     let bot_name = match env::var("SLACK_BOT_NAME") {
[INFO] [stdout]   |                          ^^^ use of undeclared type or module `env`
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type or module `EchoListener`
[INFO] [stdout]   --> src/lib.rs:36:20
[INFO] [stdout]    |
[INFO] [stdout] 13 |     let listener = EchoListener::new();
[INFO] [stdout]    |                    ^^^^^^^^^^^^ use of undeclared type or module `EchoListener`
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type or module `Yobot`
[INFO] [stdout]   --> src/lib.rs:37:21
[INFO] [stdout]    |
[INFO] [stdout] 14 |     let mut yobot = Yobot::new();
[INFO] [stdout]    |                     ^^^^^ use of undeclared type or module `Yobot`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 4 previous errors
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/slackhandler.rs - slackhandler (line 8) stdout ----
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type or module `SlackHandler`
[INFO] [stdout]  --> src/slackhandler.rs:10:19
[INFO] [stdout]   |
[INFO] [stdout] 3 | let mut handler = SlackHandler::new(|message, _| { println!("Yo {}", message); });
[INFO] [stdout]   |                   ^^^^^^^^^^^^ use of undeclared type or module `SlackHandler`
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `token` in this scope
[INFO] [stdout]  --> src/slackhandler.rs:11:23
[INFO] [stdout]   |
[INFO] [stdout] 4 | handler.login_and_run(token);
[INFO] [stdout]   |                       ^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0425, E0433.
[INFO] [stdout] For more information about an error, try `rustc --explain E0425`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/lib.rs -  (line 25)
[INFO] [stdout]     src/slackhandler.rs - slackhandler (line 8)
[INFO] [stdout]     src/yobot.rs - yobot (line 7)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 1 passed; 3 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass '--doc'
[INFO] running `"docker" "inspect" "9379b9b1bfdeb36b2c25c1cd23400d244749cc85667c20969c94a9154f3a9b56"`
[INFO] running `"docker" "rm" "-f" "9379b9b1bfdeb36b2c25c1cd23400d244749cc85667c20969c94a9154f3a9b56"`
[INFO] [stdout] 9379b9b1bfdeb36b2c25c1cd23400d244749cc85667c20969c94a9154f3a9b56