Dec 18 11:09:56.965 INFO checking slack-hook-0.8.0 against try#0b8c5828f68d7b2840b81fa51239346dc97fef5a for pr-54252
Dec 18 11:09:56.965 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-0/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a/reg/slack-hook/0.8.0:/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" "+0b8c5828f68d7b2840b81fa51239346dc97fef5a-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 18 11:09:57.231 INFO [stdout] 664fd1e02c52be1611d8e9bf5455bc0388b0a78e318070c7a0dbe1358d843815
Dec 18 11:09:57.233 INFO running `"docker" "start" "-a" "664fd1e02c52be1611d8e9bf5455bc0388b0a78e318070c7a0dbe1358d843815"`
Dec 18 11:09:58.916 INFO [stderr]     Checking slack-hook v0.8.0 (/opt/crater/workdir)
Dec 18 11:10:02.976 INFO [stderr] warning: use of deprecated item 'std::error::Error::cause': replaced by Error::source, which can support downcasting
Dec 18 11:10:02.976 INFO [stderr]   --> src/error.rs:1:1
Dec 18 11:10:02.976 INFO [stderr]    |
Dec 18 11:10:02.976 INFO [stderr] 1  | / error_chain! {
Dec 18 11:10:02.976 INFO [stderr] 2  | |     foreign_links {
Dec 18 11:10:02.976 INFO [stderr] 3  | |         Utf8(::std::str::Utf8Error) #[doc = "utf8 error, slack responses should be valid utf8"];
Dec 18 11:10:02.976 INFO [stderr] 4  | |         Serialize(::serde_json::error::Error) #[doc = "`serde_json::error::Error`"];
Dec 18 11:10:02.976 INFO [stderr] ...  |
Dec 18 11:10:02.976 INFO [stderr] 22 | |     }
Dec 18 11:10:02.976 INFO [stderr] 23 | | }
Dec 18 11:10:02.976 INFO [stderr]    | |_^
Dec 18 11:10:02.976 INFO [stderr]    |
Dec 18 11:10:02.976 INFO [stderr]    = note: #[warn(deprecated)] on by default
Dec 18 11:10:02.976 INFO [stderr]    = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
Dec 18 11:10:02.976 INFO [stderr] 
Dec 18 11:10:02.980 INFO [stderr] warning: use of deprecated item 'std::error::Error::cause': replaced by Error::source, which can support downcasting
Dec 18 11:10:02.980 INFO [stderr]   --> src/error.rs:1:1
Dec 18 11:10:02.980 INFO [stderr]    |
Dec 18 11:10:02.980 INFO [stderr] 1  | / error_chain! {
Dec 18 11:10:02.980 INFO [stderr] 2  | |     foreign_links {
Dec 18 11:10:02.980 INFO [stderr] 3  | |         Utf8(::std::str::Utf8Error) #[doc = "utf8 error, slack responses should be valid utf8"];
Dec 18 11:10:02.980 INFO [stderr] 4  | |         Serialize(::serde_json::error::Error) #[doc = "`serde_json::error::Error`"];
Dec 18 11:10:02.980 INFO [stderr] ...  |
Dec 18 11:10:02.980 INFO [stderr] 22 | |     }
Dec 18 11:10:02.980 INFO [stderr] 23 | | }
Dec 18 11:10:02.980 INFO [stderr]    | |_^
Dec 18 11:10:02.980 INFO [stderr]    |
Dec 18 11:10:02.980 INFO [stderr]    = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
Dec 18 11:10:02.980 INFO [stderr] 
Dec 18 11:10:03.140 INFO [stderr] error: use of deprecated item 'std::error::Error::cause': replaced by Error::source, which can support downcasting
Dec 18 11:10:03.140 INFO [stderr]   --> src/error.rs:1:1
Dec 18 11:10:03.140 INFO [stderr]    |
Dec 18 11:10:03.140 INFO [stderr] 1  | / error_chain! {
Dec 18 11:10:03.140 INFO [stderr] 2  | |     foreign_links {
Dec 18 11:10:03.140 INFO [stderr] 3  | |         Utf8(::std::str::Utf8Error) #[doc = "utf8 error, slack responses should be valid utf8"];
Dec 18 11:10:03.140 INFO [stderr] 4  | |         Serialize(::serde_json::error::Error) #[doc = "`serde_json::error::Error`"];
Dec 18 11:10:03.140 INFO [stderr] ...  |
Dec 18 11:10:03.140 INFO [stderr] 22 | |     }
Dec 18 11:10:03.140 INFO [stderr] 23 | | }
Dec 18 11:10:03.140 INFO [stderr]    | |_^
Dec 18 11:10:03.140 INFO [stderr]    |
Dec 18 11:10:03.140 INFO [stderr] note: lint level defined here
Dec 18 11:10:03.140 INFO [stderr]   --> src/lib.rs:3:24
Dec 18 11:10:03.140 INFO [stderr]    |
Dec 18 11:10:03.140 INFO [stderr] 3  | #![cfg_attr(test, deny(warnings))]
Dec 18 11:10:03.140 INFO [stderr]    |                        ^^^^^^^^
Dec 18 11:10:03.140 INFO [stderr]    = note: #[deny(deprecated)] implied by #[deny(warnings)]
Dec 18 11:10:03.141 INFO [stderr]    = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
Dec 18 11:10:03.141 INFO [stderr] 
Dec 18 11:10:03.141 INFO [stderr] error: use of deprecated item 'std::error::Error::cause': replaced by Error::source, which can support downcasting
Dec 18 11:10:03.141 INFO [stderr]   --> src/error.rs:1:1
Dec 18 11:10:03.141 INFO [stderr]    |
Dec 18 11:10:03.141 INFO [stderr] 1  | / error_chain! {
Dec 18 11:10:03.141 INFO [stderr] 2  | |     foreign_links {
Dec 18 11:10:03.141 INFO [stderr] 3  | |         Utf8(::std::str::Utf8Error) #[doc = "utf8 error, slack responses should be valid utf8"];
Dec 18 11:10:03.141 INFO [stderr] 4  | |         Serialize(::serde_json::error::Error) #[doc = "`serde_json::error::Error`"];
Dec 18 11:10:03.141 INFO [stderr] ...  |
Dec 18 11:10:03.141 INFO [stderr] 22 | |     }
Dec 18 11:10:03.141 INFO [stderr] 23 | | }
Dec 18 11:10:03.141 INFO [stderr]    | |_^
Dec 18 11:10:03.141 INFO [stderr]    |
Dec 18 11:10:03.141 INFO [stderr]    = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
Dec 18 11:10:03.141 INFO [stderr] 
Dec 18 11:10:03.172 INFO [stderr] error: aborting due to 2 previous errors
Dec 18 11:10:03.172 INFO [stderr] 
Dec 18 11:10:03.180 INFO [stderr] error: Could not compile `slack-hook`.
Dec 18 11:10:03.180 INFO [stderr] warning: build failed, waiting for other jobs to finish...
Dec 18 11:10:03.288 INFO [stderr] error: build failed
Dec 18 11:10:03.854 INFO running `"docker" "inspect" "664fd1e02c52be1611d8e9bf5455bc0388b0a78e318070c7a0dbe1358d843815"`
Dec 18 11:10:03.968 INFO running `"docker" "rm" "-f" "664fd1e02c52be1611d8e9bf5455bc0388b0a78e318070c7a0dbe1358d843815"`
Dec 18 11:10:04.106 INFO [stdout] 664fd1e02c52be1611d8e9bf5455bc0388b0a78e318070c7a0dbe1358d843815